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1 2010-12-31  Gerald Pfeifer  <gerald@pfeifer.com>
3         * doc/install.texi (powerpc-*-darwin*): Update reference to
4         Apple Developer Tools.
6 2010-12-31  Ken Werner  <ken.werner@de.ibm.com>
8         * config/arm/sync.md (sync_clobber, sync_t2_reqd): New code attribute.
9         (arm_sync_old_<sync_optab>si, arm_sync_old_<sync_optab><mode>): Use
10         the sync_clobber and sync_t2_reqd code attributes.
11         * config/arm/arm.c (arm_output_sync_loop): Reverse the operation if
12         the t2 argument is NULL.
14 2010-12-31  Gerald Pfeifer  <gerald@pfeifer.com>
16         * doc/sourcebuild.texi (Top Level): Adjust link to libgo.
18 2010-12-31  Gerald Pfeifer  <gerald@pfeifer.com>
20         * doc/install.texi (Specific): Remove reference to interix.com.
22 2010-12-31  Paul Koning  <ni1d@arrl.net>
24         * config/pdp11/pdp11.h (PRINT_OPERAND): Delete.
25         * config/pdp11/pdp11.c (TARGET_PRINT_OPERAND,
26         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define
27         (pdp11_asm_print_operand, pdp11_asm_print_operand_punct_valid_p):
28         New function.
29         * config/pdp11/pdp11.md (tablejump): Fix generated assembly.
31 2010-12-31  Joern Rennecke  <amylaar@spamcop.net>
33         PR target/47111
34         * config/rtems.h (NO_IMPLICIT_EXTERN_C): Undef before defining.
36         PR target/47112
37         * config/mips/r3900.h: Update Copyright years.
38         (MIPS_CPU_STRING_DEFAULT): Undef before defining.
39         (MULTILIB_DEFAULTS, MIPS_ABI_DEFAULT, SUBTARGET_CC1_SPEC): Likewise.
41         PR target/47135
42         * config/pdp11/pdp11.c (pdp11_asm_print_operand_punct_valid_p): Change
43         type to match target.def .
45         PR target/47114
46         * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): Add
47         ATTRIBUTE_UNUSED to declaration.
48         (rs6000_elf_asm_out_destructor): Likewise.
50         PR target/47084
51         * config/mn10300/linux.h (PRINT_OPERAND): Update for name changes
52         to mn10300_print_operand / mn10300_print_operand_address.
54 2010-12-30  Mingjie Xing  <mingjie.xing@gmail.com>
56         * config/mips/mips.h (SHIFT_COUNT_TRUNCATED): Change
57         TARGET_LOONGSON_2EF to TARGET_LOONGSON_VECTORS.
58         * config/mips/mips.c (mips_shift_truncation_mask): Likewise.
60 2010-12-30  Joseph Myers  <joseph@codesourcery.com>
62         * config/openbsd.opt: New.
63         * config.gcc (alpha*-*-openbsd*,
64         i[34567]86-*-openbsd2.*|i[34567]86-*openbsd3.[0123],
65         i[34567]86-*-openbsd*, m68k*-*-openbsd*, mips*-*-openbsd*,
66         sparc64-*-openbsd*, vax-*-openbsd*): Use openbsd.opt.
68 2010-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
70         * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
71         patterns.
73 2010-12-30  Eric Botcazou  <ebotcazou@adacore.com>
75         PR target/47038
76         * config/sparc/sparc.c (sparc_file_end): Call resolve_unique_section
77         on the GOT helper if USE_HIDDEN_LINKONCE.
79 2010-12-30  Joseph Myers  <joseph@codesourcery.com>
81         PR c/46889
82         * c-decl.c (detect_field_duplicates): Ensure hash is used for
83         finding duplicates when first field is anonymous.
85 2010-12-30  Nathan Froyd  <froydnj@codesourcery.com>
87         PR target/44606
88         * reload1.c (choose_reload_regs): Don't look for equivalences for
89         output reloads of constant loads.
91 2010-12-30  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
93         * emit-rtl.c (set_mem_attributes_minus_bitpos): Explicitly derive
94         default values from MEM mode if no memory attributes are present.
95         Do not use mode alignment, even on STRICT_ALIGNMENT targets, when
96         called with an expression (not a type).
98 2010-12-30  H.J. Lu  <hongjiu.lu@intel.com>
100         * config/i386/i386.c (upper_128bits_state): Remove comments.
101         (block_info_def): Add unchanged.
102         (move_or_delete_vzeroupper_2): Short circuit if upper 128bits
103         are unchanged in the block.
105 2010-12-30  H.J. Lu  <hongjiu.lu@intel.com>
107         PR target/46519
108         * config/i386/i386.c (block_info_def): Remove referenced, count
109         and rescanned.
110         (move_or_delete_vzeroupper_2): Updated.
111         (move_or_delete_vzeroupper_1): Rewritten to avoid recursive call.
112         (rescan_move_or_delete_vzeroupper): Removed.
113         (move_or_delete_vzeroupper): Repeat processing all basic blocks
114         until no basic block state is changed to used at exit.
116 2010-12-30  Paul Koning  <ni1d@arrl.net>
118         * config/pdp11/pdp11.md (movmemhi, movmemhi1): Correct
119         constraints.
120         * config/pdp11/pdp11.c (output_block_move): Rewrite.
122 2010-12-30  Jakub Jelinek  <jakub@redhat.com>
124         PR tree-optimization/47060
125         * tree-parloops.c (reduction_phi): Return NULL if PHI is NULL.
127 2010-12-29  Paul Koning  <ni1d@arrl.net>
129         * config/pdp11/pdp11-protos.h (pdp11_asm_output_var): Declare.
130         * config/pdp11/pdp11.c (pdp11_asm_output_var): New function.
131         * config/pdp11/pdp11.h (ASM_OUTPUT_ALIGNED_COMMON,
132         ASM_OUTPUT_ALIGNED_LOCAL): New macros.
133         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
135 2010-12-30  Joern Rennecke  <amylaar@spamcop.net>
137         PR target/47129
138         * config/ia64/ia64.c: Include "dwarf2out.h" .
140         PR target/47063
141         * config/alpha/vms.h (MALLOC_ALIGNMENT): Don't undef / define.
142         (MALLOC_ABI_ALIGNMENT): Undef / define.
144         PR target/47101
145         * vmsdbgout.c (vmsdbgout_init): Rename main_input_filename to filename.
146         (vmsdbgout_finish): Likewise.
148         PR target/47097
149         * config/i386/lynx.h (DBX_REGISTER_NUMBER): Add cast to avoid
150         mixing signed and unsigned types in conditional expression.
152 2010-12-29  Jakub Jelinek  <jakub@redhat.com>
154         PR tree-optimization/47074
155         * gimple-fold.c (gimplify_and_update_call_from_tree): Call
156         pop_gimplify_context if returning early.
158 2010-12-28  Sebastian Pop  <sebastian.pop@amd.com>
160         * Makefile.in (graphite.o): Depends on DIAGNOSTIC_CORE_H.
161         (graphite-clast-to-gimple.o): Same.
162         (graphite-poly.o): Same.
163         * graphite-clast-to-gimple.c: Include diagnostic-core.h.
164         * graphite-poly.c: Same.
165         * graphite.c: Same.
167 2010-12-28  Richard Guenther  <rguenther@suse.de>
169         PR debug/46931
170         * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): Update
171         SSA before removing dead stmts.
173 2010-12-28  H.J. Lu  <hongjiu.lu@intel.com>
174             Uros Bizjak  <ubizjak@gmail.com>
176         * config/i386/i386-builtin-types.def (PUSHORT): New.
177         (INT_FTYPE_PUSHORT): Likewise.
178         (INT_FTYPE_PUNSIGNED): Likewise.
179         (INT_FTYPE_PULONGLONG): Likewise.
180         Remove "DEF_FUNCTION_TYPE (UINT16)".
182         * config/i386/i386.c (ix86_builtins): Remove
183         IX86_BUILTIN_RDRAND16, IX86_BUILTIN_RDRAND32 and
184         IX86_BUILTIN_RDRAND64.  Add IX86_BUILTIN_RDRAND16_STEP,
185         IX86_BUILTIN_RDRAND32_STEP and IX86_BUILTIN_RDRAND64_STEP.
186         (bdesc_special_args): Remove IX86_BUILTIN_RDRAND16,
187         IX86_BUILTIN_RDRAND32 and IX86_BUILTIN_RDRAND64.
188         (ix86_init_mmx_sse_builtins): Handle IX86_BUILTIN_RDRAND16_STEP,
189         IX86_BUILTIN_RDRAND32_STEP and IX86_BUILTIN_RDRAND64_STEP.
190         (ix86_expand_builtin): Likewise.
191         (ix86_expand_special_args_builtin): Remove UINT16_FTYPE_VOID.
193         * config/i386/i386.md (UNSPEC_RDRAND): New.
194         (UNSPECV_RDRAND): Removed.
195         (rdrand<mode>): Likewise.
196         (rdrand<mode>_1): Also set FLAGS_REG.  Replace UNSPECV_RDRAND
197         with UNSPEC_RDRAND.
199         * config/i386/immintrin.h (_rdrand_u16): Removed.
200         (_rdrand_u32): Likewise.
201         (_rdrand_u64): Likewise.
202         (_rdrand16_step): New.
203         (_rdrand32_step): Likewise.
204         (_rdrand64_step): Likewise.
206         * doc/extend.texi (__builtin_ia32_rdrand16): Removed.
207         (__builtin_ia32_rdrand32): Likewise.
208         (__builtin_ia32_rdrand64): Likewise.
209         (__builtin_ia32_rdrand16_step): New.
210         (__builtin_ia32_rdrand32_step): Likewise.
211         (__builtin_ia32_rdrand64_step): Likewise.
213 2010-12-28  Sebastian Pop  <sebastian.pop@amd.com>
215         * Makefile.in (graphite.o): Add dependence on DIAGNOSTIC_H.
216         * graphite.c: Include diagnostic.h.
218 2010-12-28  Sebastian Pop  <sebastian.pop@amd.com>
220         * Makefile.in (TREE_VECTORIZER_H): Removed duplicate definition.
221         (tree-browser.o): Update dependences.
222         (omega.o): Same.
223         (tree-chrec.o): Same.
224         (tree-scalar-evolution.o): Same.
225         (tree-data-ref.o): Same.
226         (sese.o): Same.
227         (graphite.o): Same.
228         (graphite-blocking.o): Same.
229         (graphite-clast-to-gimple.o): Same.
230         (graphite-cloog-util.o): Same.
231         (graphite-dependences.o): Same.
232         (graphite-flattening.o): Same.
233         (graphite-interchange.o): Same.
234         (graphite-poly.o): Same.
235         (graphite-ppl.o): Same.
236         (graphite-scop-detection.o): Same.
237         (graphite-sese-to-poly.o): Same.
238         (tree-loop-linear.o): Same.
239         (tree-loop-distribution.o): Same.
240         (tree-parloops.o): Same.
241         (lambda-mat.o): Same.
242         (lambda-trans.o): Same.
243         (lambda-code.o): Same.
244         * tree-browser.o: Do not include unnecessary .h files.
245         * omega.o: Same.
246         * tree-chrec.o: Same.
247         * tree-scalar-evolution.o: Same.
248         * tree-data-ref.o: Same.
249         * sese.o: Same.
250         * graphite.o: Same.
251         * graphite-blocking.o: Same.
252         * graphite-clast-to-gimple.o: Same.
253         * graphite-cloog-util.o: Same.
254         * graphite-dependences.o: Same.
255         * graphite-flattening.o: Same.
256         * graphite-interchange.o: Same.
257         * graphite-poly.o: Same.
258         * graphite-ppl.o: Same.
259         * graphite-scop-detection.o: Same.
260         * graphite-sese-to-poly.o: Same.
261         * tree-loop-linear.o: Same.
262         * tree-loop-distribution.o: Same.
263         * tree-parloops.o: Same.
264         * lambda-mat.o: Same.
265         * lambda-trans.o: Same.
266         * lambda-code.o: Same.
267         * graphite.h: Removed.
269 2010-12-28  Paul Koning  <ni1d@arrl.net>
271         * config/pdp11/pdp11.md: Correct length attribute for float
272         literal case.
274 2010-12-28  Jie Zhang  <jie@codesourcery.com>
276         * builtins.c (SLOW_UNALIGNED_ACCESS): Remove.
278 2010-12-27  Joseph Myers  <joseph@codesourcery.com>
280         * config/freebsd.opt (assert=, defsym=, profile, pthread,
281         rpath-link=, rpath=, soname=): New Driver options.
283 2010-12-26  Martin Jambor  <mjambor@suse.cz>
285         * tree.c (get_binfo_at_offset): Use BINFO_TYPE instead of TREE_TYPE,
286         compare TYPE_MAIN_VARIANTs of types.
288 2010-12-26  Andreas Schwab  <schwab@linux-m68k.org>
290         * config/m68k/t-linux (M68K_MLIB_CPU): Only include 680x0 CPUs.
292 2010-12-24  Alexander Monakov  <amonakov@ispras.ru>
294         PR rtl-optimization/47036
295         * sel-sched-ir.c (fallthru_bb_of_jump): Remove special support for
296         unconditional jumps.
297         * sel-sched.c (moveup_expr): Ditto.
299 2010-12-23  Sebastian Pop  <sebastian.pop@amd.com>
300             Richard Guenther  <rguenther@suse.de>
302         PR tree-optimization/46758
303         * graphite-sese-to-poly.c (scan_tree_for_params_right_scev): Use
304         tree_int_to_gmp instead of int_cst_value.
305         (scan_tree_for_params_int): Same.
306         (scan_tree_for_params): Same.
307         (pdr_add_data_dimensions): Use ppl_set_inhomogeneous_tree.
309 2010-12-23  Sebastian Pop  <sebastian.pop@amd.com>
311         PR tree-optimization/47002
312         * tree-data-ref.c (compute_data_dependences_for_loop): Pass in a
313         pointer to the loop_nest.
314         (analyze_all_data_dependences): Initialize and free the loop_nest.
315         (free_dependence_relations): Do not free loop_nest.
316         (build_rdg): Pass in the loop_nest, datarefs, and dependence_relations.
317         (free_rdg): Also free the data on edges.
318         * tree-data-ref.h (build_rdg): Update declaration.
319         (compute_data_dependences_for_loop): Same.
320         * tree-if-conv.c (if_convertible_loop_p_1): Pass in the loop_nest.
321         (if_convertible_loop_p): Allocate and free loop_nest.
322         * tree-loop-distribution.c (rdg_flag_loop_exits): Free conds.
323         (free_rdg_components): VEC_free components.
324         (distribute_loop): Update call to build_rdg.  Allocate and free
325         loop_nest, datarefs, and dependence_relations.
326         * tree-loop-linear.c (linear_transform_loops): Allocate and free
327         loop_nest.
328         * tree-parloops.c (loop_parallel_p): Same.
329         * tree-predcom.c (tree_predictive_commoning_loop): Same.
330         * tree-vect-data-refs.c (vect_analyze_data_refs): Pass to
331         compute_data_dependences_for_loop a pointer to LOOP_VINFO_LOOP_NEST.
332         * tree-vect-loop.c (new_loop_vec_info): Initialize LOOP_VINFO_LOOP_NEST.
333         (destroy_loop_vec_info): Free LOOP_VINFO_MAY_ALIAS_DDRS and
334         LOOP_VINFO_LOOP_NEST.
335         * tree-vect-slp.c (destroy_bb_vec_info): Call free_data_refs and
336         free_dependence_relations.
337         * tree-vectorizer.h (struct _loop_vec_info): Add a field loop_nest.
338         (LOOP_VINFO_LOOP_NEST): New.
340 2010-12-23  Martin Jambor  <mjambor@suse.cz>
342         * ipa.c (cgraph_remove_unreachable_nodes): Update former_clone_of even
343         when not checking.
345 2010-12-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
347         * configure.ac (gcc_cv_ld_eh_frame_hdr): Only check GNU ld for
348         --eh-frame-hdr.  Check for working Sun ld version.
349         (HAVE_LD_EH_FRAME_HDR): Adapt comment.
350         (glibc_header_dir): Set only once.  Rename to ...
351         (target_header_dir): ... this.  Adapt users.
352         (gcc_cv_target_dl_iterate_frame_hdr): Check on *-*-solaris2*.
353         (TARGET_DL_ITERATE_PHDR): Define if present.
354         * configure: Regenerate.
355         * config.in: Likewise.
356         * config/t-sol2 (LIB2ADDEH, LIB2ADDEHDEP): Define.
357         * crtstuff.c (USE_PT_GNU_EH_FRAME): Define for recent Solaris 11
358         with linker support and dl_iterate_phdr.
359         * unwind-dw2-fde-glibc.c (USE_PT_GNU_EH_FRAME): Likewise.
360         (_Unwind_IteratePhdrCallback) [PT_SUNW_UNWIND]: Also accept
361         PT_SUNW_UNWIND .eh_frame_hdr sections.
362         [CRT_GET_RFIB_DATA && __i386__ && __sun__ && __svr4__]: Add
363         load_base to data->dbase.
364         [CRT_GET_RFIB_DATA && __x86_64__ && __sun__ && __svr4__]: Handle
365         64-bit Solaris 10+/x86.
366         * config/sol2-gld.h [TARGET_DL_ITERATE_PHDR && HAVE_LD_EH_FRAME_HDR]
367         (LINK_EH_SPEC): Define.
369 2010-12-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
371         * doc/extend.texi (Function Attributes, Volatiles): Fix typos.
372         * doc/install.texi (Prerequisites, Specific): Likewise.
373         * doc/invoke.texi (C Dialect Options, Debugging Options)
374         (Optimize Options, MicroBlaze Options)
375         (RS/6000 and PowerPC Options, RX Options, Code Gen Options): Likewise.
376         * doc/objc.texi (Method signatures)
377         (Fast enumeration protocol): Likewise.
378         * doc/tm.texi.in (Run-time Target, Register Arguments)
379         (Scheduling, Macros for Initialization, Misc): Likewise.
380         * doc/tm.texi: Renerate.
382 2010-12-23  Nicola Pero  <nicola.pero@meta-innovation.com>
384         * doc/objc.texi (Modern GNU Objective-C runtime API): Mention that
385         reference documentation for functions in the API is in the header
386         files.
387         (Messaging with the GNU Objective-C runtime, Dynamically
388         registering methods, Forwarding hook): New sections.
390 2010-12-22  Sebastian Pop  <sebastian.pop@amd.com>
392         PR tree-optimization/47019
393         * sese.h (scev_analyzable_p): Parameters of a SCoP are SCEV analyzable.
395 2010-12-22  Nathan Froyd  <froydnj@codesourcery.com>
397         * c-aux-info.c (gen_formal_list_for_type): Use prototype_p.
398         * c-decl.c (diagnose_arglist_conflict): Likewise.
399         (diagnose_mismatched_decls, merge_decls): Likewise.
400         (c_builtin_function, c_builtin_function_ext_scope): Likewise.
401         (start_decl, start_function): Likewise.
402         * c-tree.h (C_DECL_ISNT_PROTOTYPED): Likewise.
403         * config/ia64/ia64.h (INIT_CUMULATIVE_ARGS): Likewise.
404         * config/mep/mep.c (mep_validate_interrupt): Likewise.
405         * config/pa/pa.h (INIT_CUMULATIVE_ARGS): Likewise.
406         * config/rs6000/rs6000.c (init_cumulative_args): Likewise.
407         * config/sh/sh.c (sh_init_cumulative_args): Likewise.
408         * config/sparc/sparc.c (init_cumulative_args): Likewise.
409         * dwarf2out.c (add_prototyped_attribute): Likewise.
410         (gen_subprogram_die): Likewise.
411         * ipa-type-escape.c (check_function_parameter_and_return_types):
412         Likewise.
413         (check_call): Likewise.
414         * tree-ssa.c (useless_type_conversion_p): Likewise.
416 2010-12-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
418         * config/spu/spu.md ("mov<mode>"): Use nonimmediate_operand
419         predicate for destination operand.
420         * config/spu/spu.c (spu_expand_mov): If move destination is an
421         invalid subreg, perform move in the subreg's inner mode instead.
423 2010-12-22  Martin Jambor  <mjambor@suse.cz>
425         PR tree-optimization/45934
426         PR tree-optimization/46302
427         PR tree-optimization/46987
428         * gimple-fold.c (get_base_binfo_for_type): Removed.
429         (gimple_get_relevant_ref_binfo): Likewise.
430         (gimple_fold_obj_type_ref_call): Dumb down to 4.5 functionality,
431         removed parameter inplace, updated the caller.
432         * gimple.h (gimple_get_relevant_ref_binfo): Remove declaration.
433         * ipa-cp.c (ipcp_propagate_types): Do not derive types from constants.
434         (ipcp_discover_new_direct_edges): Do not do devirtualization based on
435         constants.
436         * ipa-prop.c (compute_known_type_jump_func): Use
437         get_ref_base_and_extent and get_binfo_at_offset instead of
438         gimple_get_relevant_ref_binfo.
439         (compute_known_type_jump_func): Likewise.
440         (update_jump_functions_after_inlining): Do not derive types from
441         constants.
442         (try_make_edge_direct_virtual_call): Likewise.
443         * tree.c (get_binfo_at_offset): Get type from non-artificial fields.
445 2010-12-22  Joseph Myers  <joseph@codesourcery.com>
447         * config/svr4.h: Remove.
448         * system.h (USING_SVR4_H, SVR4_ASM_SPEC): Poison.
449         * config.gcc, config/bfin/bfin.h, config/cris/cris.h,
450         config/fr30/fr30.h, config/frv/frv.h, config/i386/openbsdelf.h,
451         config/i386/vx-common.h, config/ia64/elf.h, config/ia64/ia64.h,
452         config/ia64/sysv4.h, config/iq2000/iq2000.h, config/m68k/linux.h,
453         config/m68k/m68kelf.h, config/mips/mips.h, config/mips/vxworks.h,
454         config/moxie/moxie.h, config/netbsd-aout.h, config/openbsd.h,
455         config/rs6000/sysv4.h, config/sh/elf.h, config/sh/sh.h,
456         config/sol2.h, config/sparc/sysv4.h, config/stormy16/stormy16.h,
457         config/v850/v850.h, config/vxworks.h: Remove or update comments
458         referring to svr4.h.
460 2010-12-22  Andrey Belevantsev  <abel@ispras.ru>
462         PR rtl-optimization/45352
463         PR rtl-optimization/46521
464         PR rtl-optimization/46522
465         * sel-sched.c (reset_sched_cycles_in_current_ebb): Recheck the
466         DFA state on the last iteration of the advancing loop.
467         (sel_sched_region_1): Propagate the rescheduling bit to the next
468         block also for empty blocks.
470 2010-12-22  Alexandre Oliva  <aoliva@redhat.com>
472         PR debug/46724
473         * function.c (assign_parms_augmented_arg_list): Name and mark
474         DECL of result address as NAMELESS rather than IGNORED.
475         (assign_parms): Set DECL_VALUE_EXPR for indirect result.
476         * tree.h (tree_decl_common::decl_flag_2): Document RESULT_DECL.
477         (DECL_HAS_VALUE_EXPR_P): Accept RESULT_DECL.
478         * dwarf2out.c (loc_list_from_tree) <RESULT_DECL>: Use
479         DECL_VALUE_EXPR.
480         * dbxout.c (dbxout_expand_expr) <RESULT_DECL>: Likewise.
481         * var-tracking.c (vt_add_function_parameter): New, split out of...
482         (vt_add_function_parameters): ... this.  Handle incoming
483         pointer to hold result.
485 2010-12-22  Jie Zhang  <jie@codesourcery.com>
487         * config/arm/arm.c (output_move_double): Update the comment
488         above the function to reflect the current implementation.
490 2010-12-21  Steven Bosscher  <steven@gcc.gnu.org>
492         De-hookize profile infrastructure.
493         * value-prof.c (value_prof_hooks): Remove.
494         (struct value_prof_hooks): Remove.
495         (gimple_value_prof_hooks): Remove.
496         (gimple_register_value_prof_hooks): Remove.
497         (find_values_to_profile): Remove.
498         (value_profile_transformations): Remove.
499         (gimple_value_profile_transformations): No longer static.
500         (gimple_find_values_to_profile): Likewise.
501         * value-prof.h (gimple_register_value_prof_hooks): Remove prototype.
502         (find_values_to_profile): Likewise.
503         (value_profile_transformations): Likewise.
504         (tree_register_profile_hooks): Likewise.
505         (struct profile_hooks): Remove.
506         (tree_profile_hooks): Remove.
507         (gimple_find_values_to_profile): New protoype.
508         (gimple_value_profile_transformations): Likewise.
509         (gimple_init_edge_profiler): Likewise.
510         (gimple_gen_edge_profiler): Likewise.
511         (gimple_gen_interval_profiler): Likewise.
512         (gimple_gen_pow2_profiler): Likewise.
513         (gimple_gen_one_value_profiler): Likewise.
514         (gimple_gen_ic_profiler): Likewise.
515         (gimple_gen_ic_func_profiler): Likewise.
516         (gimple_gen_const_delta_profiler): Likewise.
517         (gimple_gen_average_profiler): Likewise.
518         (gimple_gen_ior_profiler): Likewise.
519         * profile.c (profile_hooks): Remove.
520         (instrument_edges): Call profiling functions directly instead
521         of through removed profile_hooks.
522         (instrument_values): Likewise.
523         (branch_prob): Call gimple_find_values_to_profile instead of
524         removed find_values_to_profile.
525         Call gimple_init_edge_profiler instead of removed hook.
526         (tree_register_profile_hooks): Remove.
527         * tree-profile.c (tree_init_ic_make_global_vars): Rename to
528         init_ic_make_global_vars.
529         (tree_init_edge_profiler): Rename to gimple_init_edge_profiler
530         and no longer static.
531         (tree_gen_edge_profiler, tree_gen_interval_profiler,
532         tree_gen_pow2_profiler, tree_gen_one_value_profiler,
533         tree_gen_ic_profiler, tree_gen_ic_func_profiler,
534         tree_gen_const_delta_profiler, tree_gen_average_profiler,
535         tree_gen_ior_profiler): Similarly renamed and no longer static.
536         (tree_profiling): Do not initialize tree profiling hooks.
537         (tree_profile_hooks): Remove.
539 2010-12-21  Jakub Jelinek  <jakub@redhat.com>
541         PR target/46880
542         * config/i386/sse.md (sse2_loadlpd, sse2_movsd): Fix shufpd source
543         operand.
545 2010-12-21  Ira Rosen  <irar@il.ibm.com>
547         PR tree-optimization/47001
548         * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
549         the loads in reduction are different and there are no gaps between
550         them.
552 2010-12-21  Steven Bosscher  <steven@gcc.gnu.org>
554         PR middle-end/45310
555         * tree-ssa-phiprop.c (propagate_with_phi): Remove statement
556         completely from the function, including EH traces.
558 2010-12-21  Steven Bosscher  <steven@gcc.gnu.org>
560         PR rtl-optimization/46755
561         * ira.c (ira): If some dead edges were removed, find and delete
562         any blocks that might have become unreachable.
564 2010-12-21  Jakub Jelinek  <jakub@redhat.com>
566         PR rtl-optimization/47008
567         * postreload.c (reload_combine_note_store): Also handle
568         PRE_MODIFY and POST_MODIFY.
570 2010-12-21  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
572         * config/arm/arm.c (require_pic_register): Set INSN_LOCATOR for all
573         instructions injected into the prologue to prologue_locator.
575 2010-12-21  Jan Hubicka   <jh@suse.cz>
577         PR middle-end/47000
578         * tree-inline.c (estimate_operator_cost): Handle VIEW_CONVERT_EXPR.
580 2010-12-21  Jie Zhang  <jie@codesourcery.com>
582         * config/arm/arm-ldmstm.ml: Fix a typo in comment.
584 2010-12-21  Jakub Jelinek  <jakub@redhat.com>
586         PR middle-end/45852
587         * expr.c (store_expr): Ignore alt_rtl if equal to target,
588         but has side-effects.
590 2010-12-21  Anatoly Sokolov  <aesok@post.ru>
592         * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Remove.
593         * config/sh/sh-protos.h (secondary_reload_info, sh_secondary_reload):
594         Remove forward declaration.
595         * config/sh/sh.c (sh_preferred_reload_class): New function.
596         (sh_secondary_reload): Make static.
597         (TARGET_PREFERRED_RELOAD_CLASS): Define.
599 2010-12-20  Joseph Myers  <joseph@codesourcery.com>
601         * config/alpha/linux.h (OPTION_GLIBC): Define differently if
602         SINGLE_LIBC.
603         * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC):
604         Define differently if SINGLE_LIBC.
605         * config/rs6000/linux.h (OPTION_GLIBC): Define differently if
606         SINGLE_LIBC.
607         * config/rs6000/linux64.h (OPTION_GLIBC): Define differently if
608         SINGLE_LIBC.
609         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
610         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu): Define
611         SINGLE_LIBC instead of OPTION_GLIBC.
612         (*-*-uclinux*): Define DEFAULT_LIBC and SINGLE_LIBC.
613         (bfin*-uclinux*, moxie-*-uclinux*, m68k-*-uclinux*): Don't define
614         DEFAULT_LIBC or use linux.opt.
616 2010-12-20  Richard Henderson  <rth@redhat.com>
618         * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Generate
619         UNSPEC patterns by hand, with the proper mode; use gen_const_mem.
620         * config/mn10300/mn10300.md (call, call_value): Generate UNSPEC_PLT
621         by hand, with the proper mode.
622         (symGOT2reg, symGOT2reg_i, symGOTOFF2reg): Remove.
623         (symGOTOFF2reg_i, sym2PIC, sym2PLT): Remove.
625 2010-12-20  Sanjin Liu  <scliu@faraday-tech.com>
626             Mingfeng Wu  <mingfeng@faraday-tech.com>
628         * config/arm/arm-cores.def: Add Faraday CPU support -
629         fa526/fa626/fa606te/fa626te/fmp626/fa726te.
630         * config/arm/arm-tune.md: Regenerate.
631         * config/arm/arm.c (arm_fa726te_tune): New tune_params for fa726te
632         (fa726te_sched_adjust_cost): New cost function for fa726te.
633         (arm_issue_rate): Add fa726te.
634         * config/arm/arm.md (generic_sched): Add Faraday cores to generic_sched
635         and include machine description files.
636         * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Add fa526 and fa626.
637         * config/arm/t-arm (MD_INCLUDES): Include machine description files for
638         Faraday cores.
639         * config/arm/t-arm-elf: Add multilib option for Faraday cores.
640         * config/arm/t-linux-eabi: Add multilib option for Faraday cores except
641         fa526 and fa626.
642         * doc/invoke.texi: Document -mcpu for Faraday cores.
643         * config/arm/fa526.md: New file.
644         * config/arm/fa606te.md: New file.
645         * config/arm/fa626te.md: New file.
646         * config/arm/fmp626.md: New file.
647         * config/arm/fa726te.md: New file.
649 2010-12-20  Yvan Roux  <yvan.roux@st.com>
651         * config/arm/lib1funcs.asm (ARM_DIV_BODY case __OPTIMIZE_SIZE__): Fix
652         condition on IT instruction for early termination.
654 2010-12-20  Joseph Myers  <joseph@codesourcery.com>
656         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Don't define.
657         (DBX_REGISTER_NUMBER): Define.
658         * config/rs6000/lynx.h (DBX_REGISTER_NUMBER): Define.
659         * config/rs6000/netbsd.h (DBX_REGISTER_NUMBER): Define.
660         * config/rs6000/sysv4.h (SIZE_TYPE): Define.
661         (ASM_SPEC): Define without using SVR4_ASM_SPEC.
662         (DBX_REGISTER_NUMBER): Undefine.
663         * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
664         powerpc-*-eabisim*, powerpc-*-elf*, powerpc-*-eabialtivec*,
665         powerpc-xilinx-eabi*, powerpc-*-eabi*, powerpc-*-rtems*,
666         powerpc-*-linux* | powerpc64-*-linux*, powerpc64-*-gnu*,
667         powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
668         powerpc-wrs-vxworks|powerpc-wrs-vxworksae, powerpcle-*-elf*,
669         powerpcle-*-eabisim*, powerpcle-*-eabi*): Don't use svr4.h.
671 2010-12-20  Iain Sandoe  <iains@gcc.gnu.org>
672             Jan Hubicka  <jh@suse.cz>
674         PR middle-end/46916
675         * opts.c (finish_options): Enable -freorder-functions
676         when -freorder-blocks-and-partition is active.
678 2010-12-20  Iain Sandoe  <iains@gcc.gnu.org>
680         PR c++/46904
681         PR middle-end/46916
682         PR target/46950
683         * config/darwin.c (generating_for_darwin_version): New var.
684         (darwin_text_section): Remove.
685         (darwin_rodata_section): Do not check function section here.
686         (darwin_emit_unwind_label): Do not emit for Darwin >= 9.
687         Emit distinct labels for successive calls for the same decl.
688         (darwin_override_options): Set generating_for_darwin_version.
689         Add FIXME and disable -freorder-blocks-and-partition.
690         Suppress automatic asynchronous unwind tables for m32.
691         Switch off -freorder-blocks-and-partition when unwind tables
692         will be generated.  Update to use generating_for_darwin_version.
693         (darwin_function_section): Check for cases that need to be placed
694         in coalesced sections.
695         * config/darwin-sections.def: Define hot, cold, startup and
696         exit sections for both coalesced and regular code.
697         * config/darwin.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Delete.
698         * config/darwin10.h (TARGET_ASM_EMIT_UNWIND_LABEL): Delete.
700 2010-12-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
702         * doc/cppopts.texi: Use @var when appropriate.
703         * doc/extend.texi (Structure-Packing Pragmas): Likewise.
704         * doc/gimple.texi (Logical Operators)
705         (Adding a new GIMPLE statement code): Likewise.
706         * doc/invoke.texi (Target Options, Precompiled Headers): Likewise.
707         * doc/plugins.texi (Plugins): Likewise.
709         * doc/install.texi (Configuration, Building, Testing, Specific):
710         Remove leading whitespace from examples.
712 2010-12-19  Andi Kleen  <ak@linux.intel.com>
714         PR lto/46905
715         * collect2.c (main): Handle -fno-lto.
716         * opts.c (common_handle_option): Handle -fno-lto.
718 2010-12-19  Eric Botcazou  <ebotcazou@adacore.com>
720         PR target/46729
721         * config/sparc/sparc.h (GLOBAL_OFFSET_TABLE_REGNUM): New macro.
722         (PIC_OFFSET_TABLE_REGNUM): Rewrite in terms of above macro.
723         * config/sparc/sparc.c (pic_helper_needed): Delete.
724         (global_offset_table): Likewise.
725         (pic_helper_symbol): Rename to...
726         (got_helper_rtx): ...this.
727         (global_offset_table_rtx): New global variable.
728         (sparc_got_symbol): Likewise.
729         (sparc_got): New static function.
730         (check_pic): Use local variable and call sparc_got.
731         (sparc_tls_symbol): Initialize to NULL_RTX.
732         (sparc_tls_got): In non-PIC mode, reload the GOT register for Sun TLS
733         and 32-bit ABI and copy the GOT symbol to a new register otherwise.
734         (get_pc_thunk_name): Rename local variable.
735         (gen_load_pcrel_sym): New wrapper around load_pcrel_sym{si,di}.
736         (load_pic_register): Rename to...
737         (load_got_register): ...this.  Adjust and call gen_load_pcrel_sym.
738         (sparc_expand_prologue): Do not test flag_pic.
739         (sparc_output_mi_thunk): Use pic_offset_table_rtx directly.
740         (sparc_file_end): Test got_helper_rtx instead of pic_helper_needed.
741         Rename local variable and do not call get_pc_thunk_name again.
742         * config/sparc/sparc.md (load_pcrel_sym): Add operand #3.
744 2010-12-19  Dave Korn  <dave.korn.cygwin@gmail.com>
746         PR middle-end/46674
747         PR middle-end/46221
748         * varasm.c (symbol_alias_set_t): New typedef for derived pointer_set
749         wrapper class.
750         (symbol_alias_set_create): New wrapper function.
751         (symbol_alias_set_destroy): Likewise.
752         (symbol_alias_set_contains): Likewise.
753         (symbol_alias_set_insert): Likewise.
754         (compute_visible_aliases): Use the above and return symbol_alias_set_t,
755         not a pointer_set.
756         (remove_unreachable_alias_pairs): Adjust likewise to match.
757         (finish_aliases_1): Likewise.
759 2010-12-19  Chung-Lin Tang  <cltang@codesourcery.com>
761         * config/arm/arm.c (arm_legitimate_index_p): Add VFP load/store
762         index range case. Change to SF/DFmode tests to avoid capturing HFmode.
763         (thumb2_legitimate_index_p): Same.
765 2010-12-18  Jakub Jelinek  <jakub@redhat.com>
767         PR tree-optimization/46969
768         * tree-parloops.c (struct reduction_info): Add reduc_version.
769         (reduction_info_hash): Return reduc_version field.
770         (reduction_phi): Set reduc_version to gimple_uid (phi).
771         (build_new_reduction): Set reduc_version to SSA_NAME_VERSION of
772         phi result.
773         (set_reduc_phi_uids): New function.
774         (gather_scalar_reductions): Call it at the end through htab_traverse.
776 2010-12-18  Nicola Pero  <nicola.pero@meta-innovation.com>
778         * c-parser.c (c_parser_objc_try_catch_finally_statement): Call
779         objc_maybe_warn_exceptions.
780         (c_parser_objc_synchronized_statement): Call
781         objc_maybe_warn_exceptions.
783 2010-12-18  Jakub Jelinek  <jakub@redhat.com>
785         PR tree-optimization/46985
786         * tree-scalar-evolution.c (instantiate_scev_r): If chrec is NULL,
787         return it immediately.
789 2010-12-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
791         PR target/46915
792         * config/pa/pa.c (branch_to_delay_slot_p): Use next_active_insn instead
793         of next_real_insn.  Search forward checking for both ASM_INPUT and
794         ASM_OPERANDS asms until exit condition is found.
795         (branch_needs_nop_p): Likewise.
796         (use_skip_p): New function.
797         (output_cbranch): Use use_skip_p.
798         (output_bb, output_bvb): Likewise.
800 2010-12-18  Kai Tietz  <kai.tietz@onevision.com>
802         PR target/36834
803         * config/i386/i386.c (ix86_keep_aggregate_return_pointer):
804         New local function.
805         (ix86_return_pops_args): Use ix86_keep_aggregate_return_pointer
806         function instead of KEEP_AGGREGATE_RETURN_POINTER.
807         (ix86_handle_callee_pop_aggregate_return): New handler.
808         (ix86_attribute_table): Add new attribute
809         callee_pop_aggregate_return.
810         * doc/extend.texi (callee_pop_aggregate_return): Add
811         attribute documentation.
813 2010-12-18  Iain Sandoe  <iains@gcc.gnu.org>
815         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS):
816         Only set sjlj exceptions for NeXT/m32.
818 2010-12-18  Iain Sandoe  <iains@gcc.gnu.org>
820         * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION):
821         Only expose when not building for target.
823 2010-12-17  Joseph Myers  <joseph@codesourcery.com>
825         * config/netbsd.opt, config/netbsd-elf.opt: New files.
826         * config.gcc (alpha*-*-netbsd*, arm*-*-netbsdelf*, arm*-*-netbsd*,
827         i[34567]86-*-netbsdelf*, i[34567]86-*-netbsd*, x86_64-*-netbsd*,
828         m68k*-*-netbsdelf*, mips*-*-netbsd*, powerpc-*-netbsd*,
829         sh*-*-netbsd*, sparc-*-netbsdelf*, sparc64-*-netbsd*,
830         vax-*-netbsdelf*, vax-*-netbsd*): Use these .opt files.
832 2010-12-17  Richard Henderson  <rth@redhat.com>
834         * regcprop.c (find_oldest_value_reg): Continue search instead of
835         failing if an element in the copy chain is of the wrong regclass.
837 2010-12-17  Paolo Bonzini  <bonzini@gnu.org>
839         PR c/20385
840         * function.c (used_types_insert): Handle ERROR_MARK.
841         * c-decl.c (grokdeclarator): Handle ERROR_MARK.
842         (declspecs_add_type): Leave error_mark_node in specs->type.
843         (finish_declspecs): Change it to integer_type_node here.
844         * c-parser.c (c_parser_peek_2nd_token): Move earlier.
845         (enum c_lookahead_kind): New.
846         (c_parser_next_token_starts_typename): New name of
847         c_parser_next_tokens_start_typename.  Accept lookahead enum
848         and handle it here instead of...
849         (c_parser_next_tokens_start_declaration): ... here.  Call it.
850         (c_parser_declspecs): Accept another argument.  Do not exit
851         on C_ID_ID if it is guessed to be an unknown typename.
852         (c_parser_parms_declarator): Use 2nd token to distinguish a K&R
853         declaration from an ANSI declaration starting with an unknown
854         typename.
855         (c_parser_struct_declaration, c_parser_objc_type_name,
856         c_parser_typeof_specifier, c_parser_declarator,
857         c_parser_direct_declarator_inner): Adjust calls.
858         (c_parser_parameter_declaration): Likewise.
859         (c_parser_type_name): Pass back an error_mark_node to the caller.
860         (c_parser_postfix_expression): Do error recovery when
861         c_parser_type_name returns NULL.
863 2010-12-17  Joseph Myers  <joseph@codesourcery.com>
865         * config/i386/netware.h (ASM_SPEC, SIZE_TYPE, PTRDIFF_TYPE): Define.
866         * config/i386/nto.h (LIB_SPEC, ASM_SPEC): Define.
867         (DBX_REGISTER_NUMBER): Undefine.
868         * config/i386/sol2.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
869         * config/i386/vxworksae.h (ASM_SPEC, SIZE_TYPE, PTRDIFF_TYPE):
870         Define.
871         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
872         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
873         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
874         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
875         i[3456x]86-*-netware*, i[34567]86-*-nto-qnx*,
876         i[34567]86-*-solaris2*,
877         i[4567]86-wrs-vxworks|i[4567]86-wrs-vxworksae): Don't use svr4.h.
879 2010-12-17  H.J. Lu  <hongjiu.lu@intel.com>
881         * config/i386/i386.c (move_or_delete_vzeroupper_2): Replace
882         "BB [%i]" with "[bb %i]" in dump.
883         (move_or_delete_vzeroupper_1): Likewise.
884         (rescan_move_or_delete_vzeroupper): Likewise.  Always dump
885         upper 128bit state at exit.
887 2010-12-17  Joseph Myers  <joseph@codesourcery.com>
889         * config/interix.opt: New.
890         * config/interix.h (LINK_SPEC): Don't handle -soname*.
891         * config.gcc (i[34567]86-*-interix3*): Use interix.opt.
893 2010-12-17  Andrew Stubbs  <ams@codesourcery.com>
895         * config/arm/arm.md (maddhisi4, *maddhidi4): Use the canonical
896         operand order for plus.
897         Drop redundant % from constraints.
899 2010-12-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
901         * config/spu/t-spu-elf (LIB2FUNCS_EXCLUDE): Add _floattisf and
902         _floatunstisf.
903         * config/spu/spu.md ("floattisf2"): New expander.
904         ("floatunstisf2"): New insn pattern and splitter.
905         ("cgt_ti_m1"): New insn pattern.
907 2010-12-17  Bernd Schmidt  <bernds@codesourcery.com>
909         * config/arm/arm.c (arm_select_cc_mode): Before calling
910         arm_select_dominance_cc_mode for AND or IOR operations, ensure
911         that op is NE or EQ.
913 2010-12-17  Alexander Monakov  <amonakov@ispras.ru>
915         PR middle-end/46761
916         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Prefer
917         to use unadjusted UB.
919 2010-12-17  Dodji Seketeli  <dodji@redhat.com>
921         * dwarf2out.c (gen_type_die_with_usage): Do not try to emit debug
922         info for a redundant typedef that has DECL_ORIGINAL_TYPE set. Use
923         that underlying type instead.
925 2010-12-16  Jan Hubicka  <jh@suse.cz>
927         PR middle-end/44563
928         * ipa-inline.c: Update doplevel comment.
929         (cgraph_estimate_size_after_inlining): Remove times attribute.
930         (cgraph_mark_inline_edge): Update.
931         (cgraph_mark_inline): Remove.
932         (cgraph_estimate_growth): Update.
933         (cgraph_check_inline_limits): Remove one only argument.
934         (cgraph_edge_badness): Update.
935         (cgraph_decide_recursive_inlining): Update.
936         (cgraph_decide_inlining_of_small_function): Fix handling of
937         tree_can_inline_p  and call_stmt_cannot_inline_p.
938         (cgraph_flatten): Likewise.
939         (cgraph_decide_inlining): Update.
940         (cgraph_decide_inlining_incrementally): Fix handling of
941         call_stmt_cannot_inline_p.
943 2010-12-16  Joseph Myers  <joseph@codesourcery.com>
945         * config/darwin.opt (dylinker, headerpad_max_install_names,
946         keep_private_externs, nofixprebinding, nomultidefs, noprebind,
947         noseglinkedit, object, prebind, prebind_all_twolevel_modules,
948         preload, private_bundle, pthread, seglinkedit, twolevel_namespace,
949         twolevel_namespace_hints, whatsloaded, whyload, y, Mach, X): New
950         Driver options.
951         * config/darwin.h (LINK_SPEC): Remove '*' after
952         headerpad_max_install_names.
954 2010-12-16  Sebastian Pop  <sebastian.pop@amd.com>
956         PR tree-optimization/46924
957         * graphite-sese-to-poly.c (detect_commutative_reduction): Do not
958         detect reductions outside the current SESE region.
959         * sese.h (stmt_in_sese_p): New.
960         (defined_in_sese_p): Call stmt_in_sese_p.
962 2010-12-16  Jakub Jelinek  <jakub@redhat.com>
964         PR tree-optimization/46966
965         * graphite-sese-to-poly.c (build_scop_drs): Call free_gimple_bb for
966         for bbs that are removed from SCOP_BBS vector.
968 2010-12-16  Eric Botcazou  <ebotcazou@adacore.com>
970         * tree-ssa-sccvn.c (vn_reference_lookup_3): Always punt if the call to
971         get_ref_base_and_extent returns -1 as the max size.
973 2010-12-16  Konrad Eisele  <konrad@gaisler.com>
974             Eric Botcazou  <ebotcazou@adacore.com>
976         Support for LEON processor
977         * config.gcc (sparc-*-elf*): Deal with sparc-leon specifically.
978         (sparc-*-linux*): Likewise.
979         (sparc-*-rtems*): Remove Solaris left-overs.
980         (sparc*-*-*): Remove obsolete sparc86x setting.
981         (sparc-leon*): Default to --with-cpu=v8 and --with-tune=leon.
982         * doc/invoke.texi (SPARC Options): Document -mcpu/-mtune=leon.
983         * config/sparc/sparc.h (TARGET_CPU_leon): Define.
984         (TARGET_CPU_sparc86x): Delete.
985         (TARGET_CPU_cypress): Define as alias to TARGET_CPU_v7.
986         (TARGET_CPU_f930): Define as alias to TARGET_CPU_sparclite.
987         (TARGET_CPU_f934): Likewise.
988         (TARGET_CPU_tsc701): Define as alias to TARGET_CPU_sparclet.
989         (CPP_CPU_SPEC): Add entry for -mcpu=leon.
990         (enum processor_type): Add PROCESSOR_LEON.  Reorganize.
991         * config/sparc/sparc.c (leon_costs): New cost array.
992         (sparc_option_override): Add entry for TARGET_CPU_leon and -mcpu=leon.
993         Initialize cost array to leon_costs if -mtune=leon.
994         * config/sparc/sparc.md (cpu attribute): Add leon.  Reorganize.
995         Include leon.md scheduling description.
996         * config/sparc/leon.md: New file.
997         * config/sparc/t-elf: Do not assemble Solaris startup files.
998         * config/sparc/t-leon: New file.
999         * config/sparc/t-leon3: Likewise.
1001 2010-12-16  Jakub Jelinek  <jakub@redhat.com>
1003         PR tree-optimization/43655
1004         * tree-ssa-ter.c (is_replaceable_p): Don't use
1005         gimple_references_memory_p for -O0, instead check for load
1006         by looking at rhs.
1008 2010-12-16  Sebastian Pop  <sebastian.pop@amd.com>
1010         PR tree-optimization/46404
1011         * graphite-clast-to-gimple.c (gloog): Call scev_reset.
1013 2010-12-16  Anatoly Sokolov  <aesok@post.ru>
1015         * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
1016         * config/sh/sh.c (sh_asm_output_addr_const_extra): New function.
1017         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
1019 2010-12-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1021         * config/spu/t-spu-elf (LIB2_SIDITI_CONV_FUNC): Define.
1022         * config/spu/spu.h (MIN_UNITS_PER_WORD): Do not define.
1023         (LIBGCC2_UNITS_PER_WORD): Define if not already defined.
1025 2010-12-16  Jakub Jelinek  <jakub@redhat.com>
1027         PR debug/46893
1028         * cfgexpand.c (expand_debug_expr): If GET_MODE (op0) is VOIDmode,
1029         use TYPE_MODE (TREE_TYPE (tem)) instead of mode1.
1031 2010-12-16  Chung-Lin Tang  <cltang@codesourcery.com>
1033         PR target/46883
1034         * config/arm/arm.md
1035         (zero_extendhisi2 for register input splitter): Change
1036         "register_operand" to "s_register_operand".
1037         (zero_extendqisi2 for register input splitter): Same.
1039 2010-12-16  Jan Hubicka  <jh@suse.cz>
1041         PR middle-end/46939
1042         * predic.c (predict_paths_leading_to_edge): New function.
1043         (apply_return_prediction): Use it.
1044         (predict_paths_for_bb): Do not special case abnormals.
1046 2010-12-16  Joseph Myers  <joseph@codesourcery.com>
1048         * config.gcc (powerpc-*-lynxos*): Don't add lynx.opt to
1049         extra_options twice.
1051 2010-12-15  Joseph Myers  <joseph@codesourcery.com>
1053         * doc/tm.texi.in (US_SOFTWARE_GOFAST): Don't document.
1054         * doc/tm.texi: Regenerate.
1055         * system.h (US_SOFTWARE_GOFAST): Poison.
1056         * config.gcc (enable_gofast): Don't handle.
1057         * config/gofast.h: Remove.
1058         * config/mips/t-gofast: Remove.
1059         * config/fp-bit.c (US_SOFTWARE_GOFAST): Don't handle.
1060         * config/fp-bit.h (US_SOFTWARE_GOFAST): Don't handle.
1061         * config/mips/elforion.h: Don't mention GOFAST in comment.
1062         * config/mips/mips.c: Don't include gofast.h.
1063         (mips_init_libfuncs): Don't call gofast_maybe_init_libfuncs.
1064         * config/mips/t-sr71k (dp-bit.c, fp-bit.c): Don't define
1065         US_SOFTWARE_GOFAST.
1066         * config/sparc/sparc.c: Don't include gofast.h.
1067         (sparc_init_libfuncs): Don't call gofast_maybe_init_libfuncs.
1068         * config/spu/t-spu-elf (dp-bit.c, fp-bit.c): Don't undefine
1069         US_SOFTWARE_GOFAST.
1071 2010-12-14  Jan Hubicka  <jh@suse.cz>
1073         * config/darwin.opt (dylinker, headerpad_max_install_names,
1074         keep_private_externs, nofixprebinding, nomultidefs, noprebind,
1075         noseglinkedit, object, prebind, prebind_all_twolevel_modules,
1076         preload, private_bundle, pthread, seglinkedit, twolevel_namespace,
1077         twolevel_namespace_hints, whatsloaded, whyload, y, Mach, X): New
1078         Driver options.
1079         * config/darwin.h (LINK_SPEC): Remove '*' after
1080         headerpad_max_install_names.
1082 2010-12-14  Jan Hubicka  <jh@suse.cz>
1084         * tree.c (get_file_function_name): Avoid using random seed on
1085         GLOBAL_sub_I and GLOBAL_sub_D.
1087 2010-12-15  Martin Jambor  <mjambor@suse.cz>
1089         PR tree-optimization/46053
1090         PR middle-end/46287
1091         PR middle-end/46242
1092         * cgraph.h (cgraph_indirect_call_info): New field thunk_delta.
1093         * gimple.h (gimple_fold_obj_type_ref): Declaration removed.
1094         (gimple_fold_call): Declare.
1095         (gimple_adjust_this_by_delta): Likewise.
1096         * cgraph.c (cgraph_make_edge_direct): New parameter delta.  Updated
1097         all users.
1098         (cgraph_clone_edge): Create a copy of indirect_info also for direct
1099         edges.
1100         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Adjust this
1101         parameters.
1102         * gimple-fold.c (gimple_fold_obj_type_ref_known_binfo): Renamed to
1103         gimple_get_virt_mehtod_for_binfo, new parameter delta.  Do not search
1104         through thunks, in fact bail out if we encounter one, check that
1105         BINFO_VIRTUALS is not NULL.
1106         (gimple_adjust_this_by_delta): New function.
1107         (gimple_fold_obj_type_ref): Removed.
1108         (gimple_fold_obj_type_ref_call): New function.
1109         (fold_gimple_call): Renamed to gimple_fold_call, made external.
1110         Updated users.  Call gimple_fold_obj_type_ref_call instead of
1111         gimple_fold_obj_type_ref.
1112         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Process
1113         thunk deltas.
1114         (ipcp_discover_new_direct_edges): Likewise.
1115         * ipa-prop.c (ipa_make_edge_direct_to_target): New parameter delta.
1116         Updated callers.
1117         (ipa_write_indirect_edge_info): Stream thunk_delta.
1118         (ipa_read_indirect_edge_info): Likewise.
1119         * tree-ssa-ccp.c (ccp_fold_stmt): Use gimple_fold_call instead of
1120         gimple_fold_obj_type_ref.
1122 2010-12-15  Alexander Monakov  <amonakov@ispras.ru>
1124         PR rtl-optimization/46649
1125         * sel-sched-ir.c (purge_empty_blocks): Unconditionally skip the first
1126         basic block in the region.
1128 2010-12-15  Joseph Myers  <joseph@codesourcery.com>
1130         * config/stormy16/stormy16.h (LINK_SPEC, WCHAR_TYPE): Define.
1131         * config.gcc (xstormy16-*-elf): Don't use svr4.h.
1133 2010-12-15  Joseph Myers  <joseph@codesourcery.com>
1135         * config/rx/rx.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1136         * config.gcc (rx-*-elf*): Don't use svr4.h.
1138 2010-12-14  Sebastian Pop  <sebastian.pop@amd.com>
1140         PR tree-optimization/46845
1141         * sese.c (scalar_evolution_in_region): Handle scop parameters
1142         before scev analysis.
1144 2010-12-14  Sebastian Pop  <sebastian.pop@amd.com>
1146         PR tree-optimization/46928
1147         * tree-data-ref.c (analyze_overlapping_iterations): Handle A[p] == A[p]
1148         in data dependence analysis with p a parameter of the loop.
1150 2010-12-14  Sebastian Pop  <sebastian.pop@amd.com>
1152         PR tree-optimization/45948
1153         * tree-loop-distribution.c (ssa_name_has_uses_outside_loop_p): New.
1154         (stmt_has_scalar_dependences_outside_loop): New.
1155         (stmt_generated_in_another_partition): New.
1156         (add_scalar_computations_to_partition): New.
1157         (rdg_build_partitions): Call add_scalar_computations_to_partition.
1159 2010-12-14  Joseph Myers  <joseph@codesourcery.com>
1161         * config/arc/arc.h (LIB_SPEC): Define.
1162         * config.gcc (arc-*-elf*): Don't use svr4.h.
1164 2010-12-14  Joseph Myers  <joseph@codesourcery.com>
1166         * config/sh/elf.h (LIB_SPEC): Define.
1167         * config.gcc (sh-*-elf* | sh[12346l]*-*-elf* | sh-*-symbianelf* |
1168         sh[12346l]*-*-symbianelf* | sh-*-linux* | sh[2346lbe]*-*-linux* |
1169         sh-*-netbsdelf* | shl*-*-netbsdelf* | sh5-*-netbsd* |
1170         sh5l*-*-netbsd* | sh64-*-netbsd* | sh64l*-*-netbsd*, sh-*-rtems*,
1171         sh-wrs-vxworks): Don't use svr4.h.
1173 2010-12-14  Jan Hubicka  <jh@suse.cz>
1175         PR lto/46940
1176         PR lto/44463
1177         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Construct nodes
1178         for aliases when they are used.
1180 2010-12-14  Joseph Myers  <joseph@codesourcery.com>
1182         * config.gcc (sparc-*-elf*, sparc-*-rtems*, sparc-*-linux*,
1183         sparc-*-netbsdelf*, sparc*-*-solaris2*, sparc-wrs-vxworks,
1184         sparc64-*-elf*, sparc64-*-rtems*, sparc64-*-linux*,
1185         sparc64-*-netbsd*, sparc64-*-openbsd*): Don't use svr4.h.
1187 2010-12-14  Thomas Klein  <th.r.klein@web.de>
1189         * config/arm/arm.c (arm_expand_prologue): Report the static stack
1190         size if -fstack-usage is used.
1191         (thumb1_expand_prologue): Likewise.
1193 2010-12-14  Jakub Jelinek  <jakub@redhat.com>
1195         PR debug/46885
1196         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Use gsi_last_bb
1197         instead of gsi_last_nondebug_bb if bump_in_latch.
1199         PR tree-optimization/46909
1200         * gimple-fold.c (and_var_with_comparison_1): Save partial
1201         result even in the is_and case, if both partial results
1202         are the same, return it.
1203         (or_var_with_comparison_1): Use is_or predicate instead of
1204         innercode == TRUTH_OR_EXPR test.  Save partial result
1205         even in the is_or case, if both partial results are the
1206         same, return it.  In the !is_or case when both partial
1207         results are the same, return the partial result instead
1208         of boolean_true_node.
1210 2010-12-14  Jan Hubicka  <jh@suse.cz>
1212         PR middle-end/46667
1213         * varasm.c (assemble_start_function): Do not call
1214         resolve_unique_section.
1215         * cfgexpand.c (gimple_expand_cfg): Resolve it here.
1217 2010-12-14  Alexander Monakov  <amonakov@ispras.ru>
1219         PR rtl-optimization/46875
1220         * sched-vis.c (print_pattern): Dump "sequence" for ADDR_VECs.
1221         * sel-sched-ir.c (bb_has_removable_jump_to_p): Forbid table jumps.
1223 2010-12-14  Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1225         * config/h8300/h8300.md (define_split) : Add condition for
1226         "and with single_zero" splitter to handle 16-bit const operands.
1227         * config/h8300/h8300.md (define_split) : Add condition for
1228         "ior with single_one" splitter to handle 16-bit const operands.
1229         * config/h8300/h8300.md (define_split) : Add condition for
1230         "xor with single_one" splitter to handle 16-bit const operands.
1231         * testsuite/gcc.dg/h8300-bit-insn-ice.c: New.
1233 2010-12-13  Jan Hubicka  <jh@suse.cz>
1235         PR middle-end/45388
1236         * ipa.c (cgraph_build_static_cdtor_1): Break out from ...  Add FINAL
1237         parameter.
1238         (cgraph_build_static_cdtor): ... here.
1239         (build_cdtor): Use cgraph_build_static_cdtor_1.
1241 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
1243         * config/m32c/m32c.h (ENDFILE_SPEC, LINK_SPEC, SIZE_TYPE,
1244         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1245         * config.gcc (m32c-*-rtems*, m32c-*-elf*): Don't use svr4.h.
1247 2010-12-14  Bernd Schmidt  <bernds@codesourcery.com>
1249         PR rtl-optimization/44374
1250         Reapply patch with fixes.
1251         * basic-block.h (enum bb_flags): Add BB_MODIFIED.
1252         * df-core.c (df_set_bb_dirty): Set it.
1253         * ifcvt.c (find_memory): Remove function.
1254         (dead_or_predicable): Use can_move_insns_across.
1255         * df.h (can_move_insns_across): Declare function.
1256         * cfgcleanup.c (block_was_dirty): New static variable.
1257         (flow_find_head_matching_sequence): Test for epilogue notes.
1258         (try_crossjump_bb, try_forward_edges): Test BB_MODIFIED flag rather
1259         than df_get_bb_dirty.
1260         (try_head_merge_bb): New static function.
1261         (try_optimize_cfg): Call it.  Call df_analyze if block_was_dirty
1262         is set.
1263         * df-problems.c: Include "target.h"
1264         (df_simulate_find_uses): New static function.
1265         (MEMREF_NORMAL, MEMREF_VOLATILE): New macros.
1266         (find_memory, find_memory_store): New static functions.
1267         (can_move_insns_across): New function.
1268         * Makefile.in (df-problems.o): Update dependencies.
1270 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
1272         * config/xtensa/elf.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
1273         (DBX_REGISTER_NUMBER): Undefine.
1274         * config/xtensa/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
1275         (DBX_REGISTER_NUMBER): Undefine.
1276         * config.gcc (xtensa*-*-elf*, xtensa*-*-linux*): Don't use svr4.h.
1278 2010-12-13  Jack Howarth <howarth@bromo.med.uc.edu>
1279             Joseph Myers <joseph@codesourcery.com>
1281         PR bootstrap/46650
1282         * system.h: Include cstring for cxx bootstrap.
1284 2010-12-13  Jakub Jelinek  <jakub@redhat.com>
1286         PR lto/46879
1287         * lto-streamer-out.c (output_gimple_stmt): Never replace first
1288         GIMPLE_DEBUG argument with MEM_REF.
1290         PR debug/46867
1291         * var-tracking.c (emitted_notes, string_pointer_flags): Removed.
1292         (emit_note_insn_var_location): Remove ENABLE_RTL_CHECKING verification.
1293         (vt_emit_notes): Don't initialize and destroy emitted_notes.
1295 2010-12-13  Nathan Froyd  <froydnj@codesourcery.com>
1297         PR target/46040
1298         * config.gcc (arm*-*-linux-*eabi): Use bpabi-lib.h.
1299         (arm*-*-uclinux*eabi, arm*-*-eabi*): Likewise.
1301 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
1303         * config/v850/v850.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
1304         WCHAR_TYPE_SIZE): Define.
1305         * config.gcc (v850e1-*-*, v850e-*-*, v850-*-*): Don't use svr4.h.
1307 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
1309         * config.gcc (s390-*-linux*, s390x-*-linux*, s390x-ibm-tpf*):
1310         Don't use svr4.h.
1312 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
1314         * config/mn10300/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
1315         WCHAR_TYPE_SIZE): Undefine.
1316         * config/mn10300/mn10300.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
1317         WCHAR_TYPE_SIZE): Define.
1318         * config.gcc (mn10300-*-*): Don't use svr4.h.
1320 2010-12-13  Joseph Myers  <joseph@codesourcery.com>
1322         * config/m68k/linux.h (DBX_REGISTER_NUMBER): Undefine and redefine.
1323         (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1324         * config.gcc (m68k-*-uclinux*, m68k-*-linux*): Don't use svr4.h.
1326 2010-12-13  Alexandre Oliva  <aoliva@redhat.com>
1328         PR debug/46756
1329         * jump.c (mark_all_labels): Skip debug insns.
1331 2010-12-13  Alexandre Oliva  <aoliva@redhat.com>
1333         PR debug/46782
1334         * cfgcleanup.c (try_forward_edges): Skip debug insns.
1336 2010-12-12  Jan Hubicka  <jh@suse.cz>
1337             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1339         * varasm.c (default_function_section): Check flag_reorder_functions
1340         and targetm.have_named_sections.
1341         * config/darwin.c (darwin_function_section): Check
1342         flag_reorder_functions.
1344 2010-12-12  Finn Thain  <fthain@telegraphics.com.au>
1346         PR target/46179
1347         * config/m68k/m68k.c (handle_move_double): Insert calls to
1348         m68k_final_prescan_insn to clean up @TLS operand syntax.
1350 2010-12-10  Sebastian Pop  <sebastian.pop@amd.com>
1352         PR tree-optimization/43023
1353         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p):
1354         Removed.
1355         (stores_zero_from_loop): Call stmt_stores_zero.
1356         * tree-data-ref.h (stmt_stores_zero): New.
1357         * tree-loop-distribution.c (generate_memset_zero): Do not return a
1358         boolean.  Call gcc_assert on stride_of_unit_type_p.
1359         (generate_builtin): Call stmt_stores_zero.
1360         (rdg_flag_all_uses): Removed.
1361         (rdg_flag_similar_memory_accesses): Removed.
1362         (build_rdg_partition_for_component): Removed parameter
1363         other_stores.  Removed call to rdg_flag_similar_memory_accesses.
1364         (can_generate_builtin): New.
1365         (similar_memory_accesses): New.
1366         (fuse_partitions_with_similar_memory_accesses): New.
1367         (rdg_build_partitions): Call
1368         fuse_partitions_with_similar_memory_accesses.
1370 2010-12-10  Jakub Jelinek  <jakub@redhat.com>
1372         PR rtl-optimization/46804
1373         * regmove.c (optimize_reg_copy_3): Look for REG_EQUAL note
1374         on the setter of src_reg rather than on insn.  If it is
1375         equal to the setter's original SET_SRC, replace it with its
1376         zero or sign extension instead of dropping it.
1378 2010-12-10  Richard Guenther  <rguenther@suse.de>
1380         PR lto/46808
1381         * lto-symtab.c (lto_symtab_merge_decls_2): Avoid type warnings
1382         after errors.
1383         (lto_symtab_merge_decls_1): Adjust.
1385 2010-12-10  Dave Korn  <dave.korn.cygwin@gmail.com>
1387         PR middle-end/46674
1388         PR lto/43157
1389         * target.def (mangle_assembler_name): New target asm_out hook.
1390         * targhooks.c (default_mangle_assembler_name): Add default hook
1391         implementation.
1392         * targhooks.h (default_mangle_assembler_name): Add prototype.
1393         * lto-symtab.c (lto_symtab_register_decl): Use new hook when
1394         processing DECL_ASSEMBLER_NAMEs for lto symtabs.
1395         (lto_symtab_get_resolution): Likewise.
1396         (lto_cgraph_replace_node): Likewise.
1397         (lto_symtab_prevailing_decl): Likewise.
1398         * lto-streamer-out.c (write_symbol): Likewise.
1399         * doc/tm.texi.in (TARGET_MANGLE_ASSEMBLER_NAME): Add @hook directive.
1400         * doc/tm.texi: Regenerate.
1401         * config/i386/cygming.h (TARGET_MANGLE_ASSEMBLER_NAME): Define to
1402         point at i386_pe_mangle_assembler_name.
1403         * config/i386/winnt.c (i386_pe_mangle_assembler_name): New function.
1404         * config/i386/i386-protos.h (i386_pe_mangle_assembler_name): Add
1405         prototype.
1407 2010-12-10  Nathan Froyd  <froydnj@codesourcery.com>
1409         * c-typeck.c (readonly_error): Delete.
1411 2010-12-10  Jakub Jelinek  <jakub@redhat.com>
1413         PR rtl-optimization/46865
1414         * rtl.c (rtx_equal_p_cb, rtx_equal_p): For last operand of
1415         ASM_OPERANDS and ASM_INPUT if integers are different, call locator_eq.
1416         * jump.c (rtx_renumbered_equal_p): Likewise.
1418         PR tree-optimization/46864
1419         * tree-ssa-loop-im.c (loop_suitable_for_sm): Return false even
1420         when there are EDGE_EH exit edges.
1422 2010-12-10  Tobias Burnus  <burnus@net-b.de>
1424         PR fortran/46540
1425         * configure.ac: Handle --disable-libquadmath-support.
1426         * doc/install.texi: Document --disable-libquadmath and
1427         --disable-libquadmath-support
1428         * configure: Regenerate.
1429         * config.in: Regenerate.
1431 2010-12-10  Jack Howarth  <howarth@bromo.med.uc.edu>
1432             Iain Sandoe  <iains@gcc.gnu.org>
1434         PR 43751/target
1435         * config/darwin9.h (DSYMUTIL_SPEC): Add fortran source types.
1437 2010-12-10  Iain Sandoe <iains@gcc.gnu.org>
1439         * config/rs6000/rs6000.c
1440         (rs6000_darwin64_record_arg_advance_recurse): Name register increment
1441         explicitly.  (rs6000_darwin64_record_arg_recurse): Make sure we split
1442         long doubles when we run out of regs.   Also flag that this requires
1443         stack and therefore cannot be returned by value.
1444         (rs6000_darwin64_record_arg): Update comment.
1445         (rs6000_function_value): Likewise.
1447 2010-12-10  Nicola Pero  <nicola.pero@meta-innovation.com>
1449         * c-parser.c (c_parser_objc_class_definition): Recognize
1450         Objective-C 2.0 class extensions.
1452 2010-12-10  Iain Sandoe <iains@gcc.gnu.org>
1454         * config/darwin.c: Remove c-tree.h and c-lang.h
1455         * config/t-darwin: Remove dependencies on c-tree.h and c-lang.h.
1457 2010-12-10  Joern Rennecke  <amylaar@spamcop.net>
1459         PR target/46881
1460         * doc/tm.texi: Regenerate.
1461         * target.def: Fix "preferred" spelling.  Refer to rclass by its
1462         exact name.
1463         * config/arm/arm.c (arm_preferred_rename_class): Rename parameter class
1464         to rclass.
1466 2010-12-09  Paul Koning  <ni1d@arrl.net>
1468         * config/pdp11/pdp11-protos.h (output_move_double,
1469         output_move_quad): Delete.
1470         (output_move_multiple, pdp11_expand_operands): New functions.
1471         (pdp11_action, pdp11_partorder): New enums.
1472         * config/pdp11/pdp11.md (movdi, movsi, movdf, movsf): Use
1473         output_move_multiple.
1474         (adddi3, subdi3, negdi2): New patterns.
1475         (addsi3, subsi3, negsi2): Use pdp11_expand_operands.
1476         (abshi2): Delete.
1477         (neghi2, negqi2): Use PDPint iterator.
1478         * config/pdp11/pdp11.c (find_addr_reg, output_move_double,
1479         output_move_quad): Delete.
1480         (pdp11_expand_operands, output_move_multiple): New functions.
1482 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1484         * config/vax/linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1485         * config.gcc (vax-*-linux*): Don't use svr4.h.
1487 2010-12-09  Nathan Froyd  <froydnj@codesourcery.com>
1489         * c-typeck.c (build_indirect_ref): Call invalid_indirection_error.
1491 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1493         * doc/extend.texi (Attribute Syntax): Correct description of
1494         attributes in pointer declarators.
1496 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1498         * config/mips/vxworks.h (DBX_REGISTER_NUMBER): Undefine.
1499         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux*,
1500         mips*-*-linux*, mips-wrs-vxworks): Don't use svr4.h.
1502 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1504         * config/mep/mep.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
1505         WCHAR_TYPE_SIZE): Define.
1506         * config.gcc (mep-*-*): Don't use svr4.h.
1508 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1510         * config/mcore/mcore.h (PTRDIFF_TYPE, WCHAR_TYPE,
1511         WCHAR_TYPE_SIZE): Define.
1512         * config/svr3.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
1513         WCHAR_TYPE_SIZE): Don't define.
1514         * config.gcc (mcore-*-elf): Don't use svr4.h.
1516 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1518         * config.gcc (m32r-*-elf*, m32rle-*-elf*, m32r-*-rtems*,
1519         m32r-*-linux*, m32rle-*-linux*): Don't use svr4.h.
1521 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1523         * config/iq2000/iq2000.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
1524         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1525         * config.gcc (iq2000*-*-elf*): Don't use svr4.h.
1527 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1529         * config.gcc (ia64*-*-linux*, ia64*-*-hpux*): Don't use svr4.h.
1531 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1533         * config/pa/pa32-linux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1534         * config.gcc (hppa*64*-*-linux*, hppa*-*-linux*): Don't use svr4.h.
1536 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1538         * config/moxie/moxie.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
1539         WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1540         * config/moxie/rtems.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
1541         WCHAR_TYPE, WCHAR_TYPE_SIZE): Undefine.
1542         * config.gcc (moxie-*-elf, moxie-*-uclinux*): Don't use svr4.h.
1544 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1546         * config/frv/frv.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
1547         WCHAR_TYPE_SIZE): Define.
1548         * config.gcc (frv-*-elf, frv-*-*linux*): Don't use svr4.h.
1550 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1552         * config/fr30/fr30.h (LIB_SPEC, LINK_SPEC, SIZE_TYPE,
1553         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1554         * config.gcc (fr30-*-elf): Don't use svr4.h.
1556 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1558         * config/cris/linux.h (SIZE_TYPE, PTRDIFF_TYPE): Define.
1559         * config.gcc (crisv32-*-linux* | cris-*-linux*): Don't use svr4.h.
1561 2010-12-09  Richard Guenther  <rguenther@suse.de>
1563         PR middle-end/46844
1564         * gimple-fold.c (canonicalize_constructor_val): Canonicalize addresses.
1566 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1568         * config/i386/netware.h (TARGET_POSIX_IO): Define.
1569         * config/i386/nto.h (TARGET_POSIX_IO): Define.
1570         * config/ia64/hpux.h (TARGET_POSIX_IO): Define.
1571         * config/moxie/moxie.h (TARGET_POSIX_IO): Don't undefine.
1572         * config/openbsd.h (TARGET_POSIX_IO): Define.
1573         * config/rtems.h (TARGET_POSIX_IO): Define.
1574         * config/sh/embed-elf.h (TARGET_POSIX_IO): Don't undefine.
1575         * config/sol2.h (TARGET_POSIX_IO): Define.
1576         * config/svr4.h (TARGET_POSIX_IO): Don't define.
1577         * config/vxworksae.h (TARGET_POSIX_IO): Define.
1579 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1581         * config/i386/nto.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
1582         * config/ia64/hpux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
1583         * config/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
1584         undefine.
1585         * config/mips/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
1586         undefine.
1587         * config/mips/netbsd.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1588         Don't undefine.
1589         * config/rs6000/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1590         Don't undefine.
1591         * config/rs6000/linux64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1592         Don't undefine.
1593         * config/sol2.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
1594         * config/sparc/netbsd-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1595         Don't undefine.
1596         * config/sparc/openbsd64.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1597         Don't undefine.
1598         * config/sparc/sp64-elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1599         Don't undefine.
1600         * config/svr4.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't define.
1601         * config/xtensa/elf.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Don't
1602         undefine.
1604 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1606         * config/ia64/hpux.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
1607         non-GNU assembler.
1608         * config/m68k/netbsd-elf.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
1609         * config/m68k/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
1610         * config/mips/openbsd.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
1611         * config/sol2.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Define for
1612         non-GNU assembler.
1613         * config/sparc/sparc.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
1614         * config/svr4.h (AS_NEEDS_DASH_FOR_PIPED_INPUT): Remove.
1616 2010-12-09  Martin Jambor  <mjambor@suse.cz>
1618         * ipa-prop.c (compute_complex_ancestor_jump_func): Work also if the
1619         zero is the first phi parameter.
1621 2010-12-09  Martin Jambor  <mjambor@suse.cz>
1623         * ipa-prop.h (struct ipa_parm_adjustment): New field alias_ptr_type.
1624         * ipa-prop.c (ipa_modify_call_arguments): Use it.
1625         * tree-sra.c (splice_param_accesses): Test that all accesses have the
1626         same alias reference type.
1627         (turn_representatives_into_adjustments): Set alias_ptr_type of the
1628         adjustment.
1630 2010-12-09  Martin Jambor  <mjambor@suse.cz>
1632         PR middle-end/46734
1633         * tree-sra.c (splice_param_accesses): Check that there are not
1634         multiple ADDRESSABLE types.
1636 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1638         * config/arc/arc.h (ASM_SPEC): Remove %{v}.
1639         * config/bfin/bfin.h (ASM_SPEC): Remove %{v}.
1640         * config/cris/cris.h (ASM_SPEC): Remove %{v:-v}.
1641         * config/fr30/fr30.h (ASM_SPEC): Remove %{v}.
1642         * config/frv/frv.h (ASM_SPEC): Remove %{v}.
1643         * config/i386/linux.h (ASM_SPEC): Remove %{v}.
1644         * config/i386/linux64.h (ASM_SPEC): Remove %{v}.
1645         * config/i386/mingw-w64.h (ASM_SPEC): Remove %{v}.
1646         * config/i386/sol2-10.h (ASM_SPEC): Remove %{v}.
1647         * config/i386/vxworks.h (ASM_SPEC): Remove %{v}.
1648         * config/i386/x86-64.h (ASM_SPEC): Remove %{v}.
1649         * config/lm32/lm32.h (ASM_SPEC): Remove %{v}.
1650         * config/m32r/m32r.h (ASM_SPEC): Remove %{v}.
1651         * config/m68k/linux.h (ASM_SPEC): Remove %{v:-V}.
1652         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{v}.
1653         * config/mips/mips.h (ASM_SPEC): Remove %{v}.
1654         * config/mips/vxworks.h (ASM_SPEC): Remove %{v}.
1655         * config/pa/pa-linux.h (ASM_SPEC): Remove %{v:-V}.
1656         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Remove %{v}.
1657         * config/rs6000/linux64.h (ASM_SPEC): Remove %{v:-V}.
1658         * config/rs6000/vxworks.h (ASM_SPEC): Remove %{v:-v}.
1659         * config/sparc/openbsd64.h (ASM_SPEC): Remove %{v:-V}.
1660         * config/svr4.h (SVR4_ASM_SPEC): Remove %{v:-V}.
1661         * config/xtensa/elf.h (ASM_SPEC): Remove %{v}.
1662         * config/xtensa/linux.h (ASM_SPEC): Remove %{v}.
1664 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1666         * config/i386/openbsdelf.h (LINK_SPEC): Use %{r:} not %{r*:}.
1667         * config/mips/openbsd.h (LINK_SPEC): Use %{r:} not %{r*:}.
1668         * config/netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): Use %{r:} not %{r*:}.
1669         * config/netbsd-elf.h (NETBSD_LINK_SPEC_ELF): Use %{r:} not %{r*:}.
1670         * config/sparc/openbsd64.h (LINK_SPEC): Use %{r:} not %{r*:}.
1671         * config/vax/netbsd-elf.h (LINK_SPEC): Use %{r:} not %{r*:}.
1673 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1675         * config/alpha/freebsd.h (LINK_SPEC): Don't use %{!dynamic-linker:}.
1676         * config/alpha/linux-elf.h (LINK_SPEC): Likewise.
1677         * config/arm/freebsd.h (LINK_SPEC): Likewise.
1678         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Likewise.
1679         * config/bfin/linux.h (LINK_SPEC): Likewise.
1680         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Likewise.
1681         * config/frv/linux.h (LINK_SPEC): Likewise.
1682         * config/i386/freebsd.h (LINK_SPEC): Likewise.
1683         * config/i386/freebsd64.h (LINK_SPEC): Likewise.
1684         * config/i386/linux.h (LINK_SPEC): Likewise.
1685         * config/i386/linux64.h (LINK_SPEC): Likewise.
1686         * config/i386/openbsdelf.h (LINK_SPEC): Likewise.
1687         * config/ia64/freebsd.h (LINK_SPEC): Likewise.
1688         * config/ia64/linux.h (LINK_SPEC): Likewise.
1689         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
1690         * config/m32r/linux.h (LINK_SPEC): Likewise.
1691         * config/m68k/linux.h (LINK_SPEC): Likewise.
1692         * config/microblaze/linux.h (LINK_SPEC): Likewise.
1693         * config/mips/linux.h (LINK_SPEC): Likewise.
1694         * config/mips/linux64.h (LINK_SPEC): Likewise.
1695         * config/mips/openbsd.h (LINK_SPEC): Likewise.
1696         * config/mn10300/linux.h (LINK_SPEC): Likewise.
1697         * config/netbsd-elf.h (LINK_SPEC): Likewise.
1698         * config/pa/pa-linux.h (LINK_SPEC): Likewise.
1699         * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC32,
1700         LINK_OS_LINUX_SPEC64): Likewise.
1701         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC,
1702         LINK_OS_LINUX_SPEC, LINK_OS_GNU_SPEC, LINK_OS_NETBSD_SPEC): Likewise.
1703         * config/s390/linux.h (LINK_SPEC): Likewise.
1704         * config/sh/linux.h (SUBTARGET_LINK_SPEC): Likewise.
1705         * config/sparc/freebsd.h (LINK_SPEC): Likewise.
1706         * config/sparc/linux.h (LINK_SPEC): Likewise.
1707         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
1708         LINK_SPEC): Likewise.
1709         * config/sparc/openbsd64.h (LINK_SPEC): Likewise.
1710         * config/vax/linux.h (LINK_SPEC): Likewise.
1711         * config/xtensa/linux.h (LINK_SPEC): Likewise.
1713 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
1715         * config/bfin/bfin.h (ASM_SPEC): Remove %{n} and %{T}.
1716         * config/frv/frv.h (ASM_SPEC): Likewise.
1717         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
1718         * config/i386/sol2.h (ASM_SPEC): Likewise.
1719         * config/m68k/linux.h (ASM_SPEC): Likewise.
1720         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
1721         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
1722         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1723         * config/sol2.h (ASM_SPEC): Likewise.
1724         * config/sparc/linux.h (ASM_SPEC): Likewise.
1725         * config/sparc/linux64.h (ASM_SPEC): Likewise.
1726         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
1727         * config/sparc/sysv4.h (ASM_SPEC): Likewise.
1728         * config/svr4.h (SVR4_ASM_SPEC): Likewise.
1730 2010-12-09  Richard Guenther  <rguenther@suse.de>
1732         * reginfo.c (struct subregs_of_mode_node): Remove.
1733         (subregs_of_mode): Likewise.
1734         (som_hash): Likewise.
1735         (som_eq): Likewise.
1736         (invalid_mode_changes): New bitmap.
1737         (record_subregs_of_mode): Get subregs_of_mode argument.
1738         Fill in invalid_mode_changes bitmap.
1739         (find_subregs_of_mode): Get subregs_of_mode argument and pass
1740         it through.
1741         (init_subregs_of_mode): Adjust.
1742         (finish_subregs_of_mode): Likewise.
1743         (invalid_mode_change_p): Query invalid_mode_changes bitmap.
1745 2010-12-09  Richard Guenther  <rguenther@suse.de>
1747         * ira.c (ira): Do not call finish_subregs_of_mode.
1748         * ira-costs.c (finish_costs): Call finish_subregs_of_mode.
1750 2010-12-09  Richard Guenther  <rguenther@suse.de>
1752         * rtl.h (invalid_mode_change_p): Adjust prototype.
1753         * reginfo.c (invalid_mode_change_p): Remove from argument.
1754         * ira-costs.c (print_allocno_costs): Adjust callers.
1755         (find_costs_and_classes): Likewise.
1757 2010-12-09  Jakub Jelinek  <jakub@redhat.com>
1759         * config/s390/s390.md (*mov<mode>cc): Change lgoc and stgoc to
1760         locg and stocg even in comment.
1761         (sync_old_<atomic><mode>): Give mode to UNSPEC_VOLATILE.
1763         PR target/41082
1764         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Use stvx
1765         instead of stve*x.
1766         (altivec_expand_stv_builtin): For op0 use mode of operand 1 instead
1767         of operand 0.
1768         * config/rs6000/altivec.md (VI_scalar): New mode attr.
1769         (altivec_stve<VI_char>x, *altivec_stvesfx): Use scalar instead of
1770         vector mode for operand 0, put operand 1 into UNSPEC.
1772 2010-12-09  Yao Qi  <yao@codesourcery.com>
1774         * config/arm/arm.c (arm_preferred_rename_class): Implement targethook
1775         PREFERRED_RENAME_CLASS.
1777 2010-12-08  Ian Lance Taylor  <iant@google.com>
1779         * doc/sourcebuild.texi (Front End): Remove reference to
1780         snapshot-README and snapshot-index.html.
1782 2010-12-08  Ian Lance Taylor  <iant@google.com>
1784         * doc/sourcebuild.texi (Texinfo Manuals): Change update_web_docs
1785         to update_web_docs_svn.
1786         (Front End): Likewise.
1788 2010-12-08  Iain Sandoe <iains@gcc.gnu.org>
1790         * gcc/config.gcc (with_cpu): Default i[34567]86-*-darwin* and
1791         x86_64-*-darwin* to with_cpu:-core2.
1792         * gcc/config/i386/mmx.md (*mov<mode>_internal_rex64): Replace movq
1793         with movd for darwin assembler.
1794         * gcc/config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
1795         (*vec_concatv2di_rex64_sse): Ditto.
1797 2010-12-08  Richard Guenther  <rguenther@suse.de>
1798             Sebastian Pop  <sebastian.pop@amd.com>
1800         PR tree-optimization/45230
1801         PR tree-optimization/45231
1802         PR tree-optimization/45370
1803         * sese.c (rename_uses): Returns a bool.  Call
1804         recompute_tree_invariant_for_addr_expr only on the RHS of a
1805         GIMPLE_ASSIGN.
1806         (graphite_copy_stmts_from_block): Call fold_stmt_inplace when
1807         rename_uses returns true.
1808         * tree-ssa-copy.c (replace_exp): Add a comment about calling
1809         fold_stmt_inplace after replace_exp.
1811 2010-12-08  Mike Stump  <mikestump@comcast.net>
1813         PR debug/46749
1814         * config/darwin.h (COLLECT_RUN_DSYMUTIL): Add.
1815         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
1816         * config/darwin9.h (COLLECT_RUN_DSYMUTIL): Add.
1817         (DSYMUTIL_SPEC): Use `linker' flags instead to handle lto better.
1818         * collect2.c (post_ld_pass): Add.
1819         (process_args): Add.
1820         (maybe_run_lto_and_relink): Call post_ld_pass after ld.
1821         (main): Likewise.  Call process_args.
1823 2010-12-08  Jakub Jelinek  <jakub@redhat.com>
1825         PR middle-end/46844
1826         * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg parameter.
1828 2010-12-08  Richard Earnshaw  <rearnsha@arm.com>
1830         PR target/46631
1831         * arm.c (thumb2_reorg): Also try to reduce <commutative_op> Rd, Rn, Rd
1832         into a 16-bit instruction.
1834 2010-12-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
1836         PR middle-end/42694
1837         * builtins.c (expand_builtin_pow_root): Don't optimize pow(x,y)
1838         where y is 0.25, 1./6., or 0.75 if the target does not have a sqrt
1839         instruction, but do optimize if y is 0.5 or 1./3. since that
1840         changes an expensive call into a cheaper one.
1842 2010-12-08  Richard Guenther  <rguenther@suse.de>
1844         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use a shift
1845         instead of a division to divide by BITS_PER_UNIT.
1847 2010-12-08  Richard Guenther  <rguenther@suse.de>
1849         * gimplify.c (gimple_tree_eq): Assert hashes are equal only
1850         when checking is enabled.
1852 2010-12-07  Andrey Belevantsev  <abel@ispras.ru>
1854         PR target/43603
1855         * haifa-sched.c (sched_create_recovery_edges): Update
1856         dominator info.
1857         * sel-sched-ir.c (maybe_tidy_empty_bb): Update dominator info
1858         after deleting an empty block.
1859         (tidy_control_flow): Also verify dominators.
1860         (sel_remove_bb): Update dominator info after removing a block.
1861         (sel_redirect_edge_and_branch_force): Assert that no unreachable
1862         blocks will be created. Update dominator info.
1863         (sel_redirect_edge_and_branch): Update dominator info when
1864         basic blocks do not become unreachable.
1865         (sel_remove_loop_preheader): Update dominator info.
1867 2010-12-07  Richard Guenther  <rguenther@suse.de>
1869         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
1870         Reset alignment information.
1871         (bump_vector_ptr): Likewise.
1873 2010-12-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1875         PR middle-end/46671
1876         PR target/46685
1877         * config/pa/pa.c (pa_function_section): New function.
1878         (TARGET_ASM_FUNCTION_SECTION): Define.
1880 2010-12-07  Ian Lance Taylor  <iant@google.com>
1881             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1883         PR bootstrap/46810
1884         * configure.ac: Disable AC_MSG_ERROR while looking for the C++
1885         preprocessor.
1886         * configure: Rebuild.
1888 2010-12-07  Paul Koning  <ni1d@arrl.net>
1890         * config/pdp11/pdp11.c (output_addr_const_pdp11): Output negative
1891         values with sign rather than as unsigned.
1893 2010-12-07  Paul Koning  <ni1d@arrl.net>
1895         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_SECTION): Define.
1896         (pdp11_function_section): New function.
1898 2010-12-07  Joseph Myers  <joseph@codesourcery.com>
1900         * config/mcore/mcore.c Don't include assert.h.
1901         (layout_mcore_frame, handle_structs_in_regs): Use gcc_assert.
1902         * config/spu/spu.c: Don't include assert.h.
1903         (spu_sms_res_mii): Use gcc_assert.
1905 2010-12-07  Sebastian Pop  <sebastian.pop@amd.com>
1907         PR tree-optimization/42327
1908         * tree-data-ref.c (omega_setup_subscript): Call build_int_cst
1909         instead of using integer_minus_one_node.
1911 2010-12-07  Nathan Froyd  <froydnj@codesourcery.com>
1913         PR c++/45330
1914         * params.def (CXX_MAX_NAMESPACES_FOR_DIAGNOSTIC_HELP): New parameter.
1915         * doc/invoke.texi (cxx-max-namespaces-for-diagnostic-help): Document.
1917 2010-12-07  Richard Guenther  <rguenther@suse.de>
1919         PR tree-optimization/46832
1920         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Check
1921         that the call has a lhs.
1923 2010-12-07  Yao Qi  <yao@codesourcery.com>
1925         * Makefile.in: Add $(TARGET_H) to the regrename.o rule.
1926         * regrename.c (struct du_head): Add new element length.
1927         (sort_du_head, get_element, merge, merge_sort_comparison):
1928         New functions of merge sort implementation to du_head list.
1929         (regrename_optimize): Sort du_head linked list by length.
1930         Iterate registers in a preferred-register-first order.
1931         Move some code to ...
1932         (check_new_reg_p): here.  New function.
1933         (create_new_chain):  Initialize length.
1934         (scan_rtx_reg): Increase length for non-debug insns.
1935         * target.def: New hook preferred_rename_class.
1936         * targhook.c (default_preferred_rename_class): New.
1937         * targhook.h: Declare it.
1938         * doc/tm.texi.in: New hook TARGET_PREFERRED_RENAME_CLASS.
1939         * doc/tm.texi: Regenerate.
1941 2010-12-07  Jakub Jelinek  <jakub@redhat.com>
1943         PR debug/46799
1944         * tree-parloops.c (separate_decls_in_region): Use UNKNOWN_LOCATION
1945         instead of BUILTINS_LOCATION.
1946         (create_loop_fn): Add LOC argument, pass it to build_decl instead of
1947         BUILTINS_LOCATION.
1948         (create_parallel_loop): Add LOC argument, use it for OMP clauses
1949         and GIMPLE_*OMP* statements.
1950         (gen_parallel_loop): Determine locus for the parallel loop, pass it
1951         to create_loop_fn and create_parallel_loop.
1952         * cfgexpand.c (gimple_expand_cfg): For builtin functions, call
1953         set_curr_insn_source_location (UNKNOWN_LOCATION).
1955 2010-12-07  Joern Rennecke  <amylaar@spamcop.net>
1956             Richard Guenther  <rguenther@suse.de>
1958         PR target/46737
1959         * config/bfin/bfin.c (BB_AUX_INDEX): Cast to intptr_t.
1960         (bfin_reorder_loops): Change type of index to intptr_t.
1962 2010-12-07  Richard Guenther  <rguenther@suse.de>
1964         PR tree-optimization/46726
1965         * tree-inline.c (estimate_num_insns): Special case pow (x, 2.0).
1967 2010-12-07  Richard Guenther  <rguenther@suse.de>
1969         * tree-ssa-math-opts.c (execute_optimize_widening_mul): Unlink
1970         virtual operands.
1972 2010-12-07  Nicola Pero  <nicola.pero@meta-innovation.com>
1974         * c-parser.c (c_parser_typeof_specifier): Removed special
1975         treatment of objc_volatilized attribute for Objective-C.
1977 2010-12-06  Vladimir Makarov  <vmakarov@redhat.com>
1979         * ira.c (update_equiv_regs): Prohibit move insns if
1980         pressure-sensitive scheduling was done.
1982 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
1984         * c-parser.c (c_parser_for_statement): Use c_fully_fold() instead
1985         of c_process_expr_stmt() for the iterating and collection
1986         expressions of an Objective-C fast enumeration loop.
1988 2010-12-06  Jakub Jelinek  <jakub@redhat.com>
1990         PR debug/45997
1991         * dwarf2out.c (modified_type_die): If both is_const_type and
1992         is_volatile_type is set, start with DW_TAG_const_type or
1993         DW_TAG_volatile_type depending on where we get qualified type
1994         in the recursive call.
1996         PR target/43897
1997         * config/ia64/ia64.c (rtx_needs_barrier): Handle asm CLOBBER
1998         as a store into that register.
2000         PR tree-optimization/46528
2001         PR debug/46338
2002         * profile.c (branch_prob): Make sure last is never set to a debug
2003         stmt.
2005         PR debug/46771
2006         * reginfo.c (init_subregs_of_mode): Don't call find_subregs_of_mode
2007         on DEBUG_INSNs.
2009         PR rtl-optimization/46777
2010         * cfglayout.c (duplicate_insn_chain): Avoid duplicating
2011         also barrier after tablejump.
2013 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
2014             Richard Henderson  <rth@redhat.com>
2016         PR target/46740
2017         * config/vax/vax.c (vax_output_int_move): Fold #if into if.
2019 2010-12-06  Eric Botcazou  <ebotcazou@adacore.com>
2021         * config/sparc/sol2.h (PUSHSECTION_FORMAT): Redefine unconditionally.
2022         * config/sparc/sol2-gas.h (PUSHSECTION_FORMAT): Redefine.
2024 2010-12-06  Joern Rennecke  <amylaar@spamcop.net>
2026         PR target/46735
2027         * config/frv/predicates.md (gpr_or_int12_operand): Use IN_RANGE.
2028         (gpr_fpr_or_int12_operand, gpr_or_int10_operand): Likewise.
2029         (int12_operand, int_2word_operand, uint16_operand): Likewise.
2030         (fpr_or_int6_operand, int6_operand, int5_operand): Likewise.
2031         (uint5_operand, uint4_operand): Likewise.
2032         * config/frv/frv.h (IN_RANGE_P): Delete.
2033         (GPR_P, FPR_P, CC_P, ICC_P, FCC_P, CR_P, ICR_P, FCR_P): Use IN_RANGE.
2034         (ACC_P, ACCG_P, SPR_P, CONST_OK_FOR_I, CONST_OK_FOR_J): Likewise.
2035         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
2036         (CONST_OK_FOR_P): Likewise.
2037         * config/frv/frv.md (*movqicc_internal2_int): Likewise.
2038         (*movqicc_internal2_float, *movhicc_internal2_int): Likewise.
2039         (*movhicc_internal2_float, *movsicc_internal2_int): Likewise.
2040         (*movsicc_internal2_float, casesi): Likewise.
2041         * config/frv/frv.c (frv_frame_offset_rtx): Likewise.
2042         (frv_asm_output_mi_thunk, frv_legitimate_address_p_1): Likewise.
2043         (frv_emit_movsi, output_move_single, frv_emit_cond_move): Likewise.
2044         (frv_split_cond_move, frv_rtx_costs): Likewise.
2046         PR target/46739
2047         * config/mmix/mmix.c (mmix_intval): Split shift count.
2049 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
2051         * config/i386/i386.c (m_COREI7): New.
2052         (initial_ix86_tune_features): Turn on
2053         X86_TUNE_SSE_UNALIGNED_LOAD_OPTIMAL and
2054         X86_TUNE_SSE_UNALIGNED_STORE_OPTIMAL for Core i7.
2056 2010-12-06  H.J. Lu  <hongjiu.lu@intel.com>
2058         * config.gcc: Allow corei7-avx for --with-arch/--with-cpu.
2060         * config/i386/driver-i386.c (host_detect_local_cpu): Support
2061         Sandy Bridge.
2063         * config/i386/i386.c (override_options): Handle "corei7-avx".
2065         * doc/invoke.texi: Document corei7-avx.
2067 2010-12-06  Richard Guenther  <rguenther@suse.de>
2069         PR tree-optimization/46806
2070         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not
2071         coalesce different types.
2073 2010-12-06  Richard Guenther  <rguenther@suse.de>
2075         PR tree-optimization/46785
2076         * tree-vect-loop.c (vect_is_simple_reduction_1): Also allow
2077         call statements as operand definition.
2079 2010-12-06  Mingjie Xing  <mingjie.xing@gmail.com>
2081         * doc/tm.texi.in: Fix typo.
2082         * doc/tm.texi: Regenerate.
2084 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2086         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]: Fix typo in
2087         last change.
2089 2010-12-06  Nicola Pero  <nicola.pero@meta-innovation.com>
2091         * c-family/c-common.h: Removed the declarations of all the objc_
2092         callbacks, and moved them into c-objc.h.  Removed
2093         objc_ivar_visibility_kind and moved it into c-objc.h.
2094         * c-family/c-objc.h: New file.
2095         * c-family/c-common.c: Include c-objc.h.
2096         * c-family/c-format.c: Same change.
2097         * c-family/stub-objc.c: Same change.
2098         * c-decl.c: Include c-family/c-objc.h.
2099         * c-parser.c: Same change.
2100         * c-typeck.c: Same change.
2101         * c-config-lang.in (gtfiles): Added c-family/c-objc.h.
2102         * Makefile.in (c-decl.o): Depend on c-family/c-objc.h.
2103         (c-parser.o): same change.
2104         (c-typeck.o): Same change.
2105         (c-family/c-format.o): Same change.
2106         (c-family/stub-objc.o): Same change.
2107         (c-family/c-common.o): Same change.
2108         (PLUGIN_HEADERS): Added c-family/c-objc.h.
2110 2010-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2112         * config.gcc [hppa[12]*-*-hpux10*, hppa[12]*-*-hpux11*]:  Ignore
2113         --with-dwarf2 option.
2115 2010-12-03  Jan Hubicka  <jh@suse.cz>
2117         * lto-streamer-in.c (input_cfg): Fix pasto.
2119 2010-12-03  Jan Hubicka  <jh@suse.cz>
2121         * ipa.c (cgraph_externally_visible_p): Do not localize builtins
2122         and functions with user asm defined names.
2123         (varpool_externally_visible_p): Do not localize vars with user
2124         asm defined names.
2126 2010-12-03  Jan Hubicka  <jh@suse.cz>
2128         * dwarf2asm.c (dw2_output_indirect_constant_1): Set DECL_ASSEMBLER_NAME
2129         to prevent mangling with lto frontend.
2131 2010-12-03  Jan Hubicka  <jh@suse.cz>
2133         * Makefile.in (LTO_STREAMER_H): Add GCOV_IO_H.
2134         * lto-cgraph.c (merge_profile_summaries): Fix thinko.
2136 2010-12-03  Jan Hubicka  <jh@suse.cz>
2138         PR tree-optimization/46760
2139         * cgraph.c (cgraph_create_node): Initialize count_materialization_scale.
2140         * cgraph.h (struct cgraph_node): Add count_materialization_scale.
2141         * lto-cgraph.c (lto_output_edge): Fix assert.
2142         (lto_output_node): Output count_materialization_scale.
2143         (output_profile_summary): Output only runs and sum_max.
2144         (input_node): Input count_materialization_scale.
2145         (input_profile_summary): Read data into file specific gcov summary.
2146         (merge_profile_summaries): New function.
2147         (input_cgraph): Update call of input_profile_summary;
2148         call merge_profile_summaries.
2149         * lto-streamer-in.c (input_cfg): Add count_materialization_scale arg;
2150         rescale counts at read in.
2151         (intput_bb): Likewise.
2152         (input_function): Update call of input_bb.
2153         (lto_read_body): Update call of input_cfg.
2154         * lto-streamer.h: Inlclude gcov-io.h
2155         (lto_file_decl_data): Add gcov_ctr_summary.
2157 2010-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>
2159         * doc/tm.texi.in (Cond. Exec. Macros): Rename node from this ...
2160         (Cond Exec Macros): ... to this.
2161         * doc/tm.texi: Regenerate.
2163 2010-12-03  Jason Merrill  <jason@redhat.com>
2165         PR debug/46123
2166         * dwarf2out.c (gen_tagged_type_die): Don't put local types in
2167         a declaration DIE.
2169 2010-12-03  Nathan Froyd  <froydnj@codesourcery.com>
2171         * config/arm/arm.c (arm_legitimate_index_p): Split
2172         VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases.  Permit
2173         slightly larger constants in the latter case.
2174         (thumb2_legitimate_index_p): Likewise.
2176 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
2178         * common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
2179         * gcc.c (cc1_options): Add %{Qy:}.
2181 2010-12-03  Joseph Myers  <joseph@codesourcery.com>
2183         * gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m.
2184         * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
2185         * config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise.
2187 2010-12-03  Alexander Monakov  <amonakov@ispras.ru>
2189         PR rtl-optimization/45354
2190         * sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ...
2191         (bb_has_removable_jump_to_p): This.  Update all callers. Make static.
2192         Allow BBs ending with a conditional jump.  Forbid EDGE_CROSSING jumps.
2193         * sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype.
2195 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
2197         * basic-block.h (struct edge_prediction): Remove forward declaration.
2198         * tree-flow.h (struct edge_prediction): Move from here...
2199         * predict.c (struct edge_prediction): ...to here.
2200         * cselib.h (struct elt_list): Move from here...
2201         * cselib.c (struct elt_list): ...to here.
2203 2010-12-02  Ian Lance Taylor  <iant@google.com>
2205         * gcc.c (default_compilers): Add entry for ".go".
2206         * common.opt: Add -static-libgo as a driver option.
2207         * doc/install.texi (Configuration): Mention libgo as an option for
2208         --enable-shared.  Mention go as an option for --enable-languages.
2209         * doc/invoke.texi (Overall Options): Mention .go as a file name
2210         suffix.  Mention go as a -x option.
2211         * doc/frontends.texi (G++ and GCC): Mention Go as a supported language.
2212         * doc/sourcebuild.texi (Top Level): Mention libgo.
2213         * doc/standards.texi (Standards): Add section on Go language.
2214         Move references for other languages into their own section.
2215         * doc/contrib.texi (Contributors): Mention that I contributed the
2216         Go frontend.
2218 2010-12-03  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
2220         * tree.h (struct call_expr_arg_iterator_d): Remove GTY tag.
2221         (const_call_expr_arg_iterator_d): Likewise.
2222         (expanded_location): Likewise.
2223         * c-tree.h (struct c_arg_tag_d): Likewise.
2224         * dwarf2out.c (struct cfa_loc): Likewise.
2225         (struct skeleton_chain_struct): Likewise.
2226         * except.c (struct ttypes_filter): Likewise.
2227         * cselib.h (struct cselib_val_struct): Likewise.
2228         (elt_loc_list): Likewise.
2229         (elt_list): Likewise.
2230         * varasm.c (struct addr_const): Likewise.
2231         * tree-flow.h (struct edge_prediction): Likewise.
2232         (struct int_tree_map): Likewise.
2233         (struct _edge_var_map): Likewise.
2235 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
2237         PR target/46768
2238         * config/i386/i386.c (initial_ix86_tune_features): Turn on
2239         X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7.
2241 2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>
2243         * config.gcc: Allow corei7 for --with-arch=/--with-cpu=.
2245 2010-12-02  Ian Lance Taylor  <iant@google.com>
2247         * configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX.  Check for C++
2248         header files unordered_map, tr1/unordered_map, and ext/hash_map.
2249         * configure, config.in: Rebuild.
2251 2010-12-02  Eric Botcazou  <ebotcazou@adacore.com>
2253         PR target/46685
2254         * config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
2255         (sparc_expand_move): Call it to decide whether to emit the special
2256         mov{si,di}_pic_label_ref patterns.
2257         (sparc_legitimize_pic_address): Call it to decide whether to emit
2258         the regular PIC sequence for labels.  Fix long line.
2259         (sparc_file_end): Set is_thunk for the PIC helper.
2261 2010-12-02  Eric Botcazou  <ebotcazou@adacore.com>
2263         * tree.c (build_range_type_1): Do not SET_TYPE_STRUCTURAL_EQUALITY
2264         for a non-shared type.
2266 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
2268         PR middle-end/45297
2269         * tree-scalar-evolution.c (interpret_rhs_expr): Handle ADDR_EXPR
2270         with MEM_REFs as POINTER_PLUS_EXPR.
2272 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
2274         * config/i386/linux.h, config/m32r/linux.h, config/m68k/linux.h,
2275         config/sparc/linux.h, config/sparc/linux64.h: Remove comments
2276         mentioning /lib/elf.
2278 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
2280         * config/bfin/bfin.h (LINK_SPEC): Remove %{b}.
2281         * config/frv/frv.h (LINK_SPEC): Remove %{b}.
2282         * config/i386/netware.h (LINK_SPEC): Remove %{b}.
2283         * config/i386/nto.h (LINK_SPEC): Remove %{b}.
2284         * config/lm32/uclinux-elf.h (LINK_SPEC): Remove %{b}.
2285         * config/sol2.h (LINK_SPEC): Remove %{b}.
2286         * config/svr4.h (LINK_SPEC): Remove %{b}.
2288 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
2290         * config/i386/freebsd.h (LINK_SPEC): Cut long comment.
2291         * config/i386/linux.h (LINK_SPEC): Cut long comment.
2292         * config/i386/netware.h (LINK_SPEC): Remove %{V}.
2293         * config/m32r/linux.h (LINK_SPEC): Cut long comment.
2294         * config/m68k/linux.h (LINK_SPEC): Cut long comment.
2295         * config/sparc/linux.h (LINK_SPEC): Cut long comment.
2296         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
2297         * config/sparc/linux64.h (LINK_SPEC): Cut long comment.
2298         (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
2299         * config/sparc/netbsd-elf.h (ASM_SPEC): Remove %{V} and %{v:%{!V:-V}}.
2301 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
2303         * gcc.c (trad_capable_cpp, default_compilers): Don't handle
2304         -ftraditional.
2306 2010-12-02  Joseph Myers  <joseph@codesourcery.com>
2308         * config/alpha/freebsd.h (LINK_SPEC): Don't handle -Wl,.
2309         * config/bfin/bfin.h (ASM_SPEC): Don't handle -Wa,.
2310         * config/frv/frv.h (ASM_SPEC): Don't handle -Wa,.
2311         * config/lm32/uclinux-elf.h (LINK_SPEC): Don't handle -Wl,.
2312         * config/microblaze/microblaze.h (LINK_SPEC): Don't handle -Wl,.
2313         * config/mn10300/linux.h (ASM_SPEC): Don't handle -Wa,.
2314         * config/pa/pa-linux.h (ASM_SPEC): Don't handle -Wa,.
2315         * config/rs6000/freebsd.h (SVR4_ASM_SPEC): Don't handle -Wa,.
2316         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Don't handle -Wa,.
2317         * config/rs6000/sysv4.h (LINK_SPEC): Don't handle -Wl,.
2318         * config/rs6000/vxworks.h (ASM_SPEC): Don't handle -Wa,.
2319         * config/sol2.h (ASM_SPEC): Don't handle -Wa,.
2320         * config/sparc/linux.h (ASM_SPEC): Don't handle -Wa,.
2321         * config/sparc/linux64.h (ASM_SPEC): Don't handle -Wa,.
2322         * config/sparc/sp-elf.h (ASM_SPEC): Don't handle -Wa,.
2323         * config/sparc/sysv4.h (ASM_SPEC): Don't handle -Wa,.
2324         * config/svr4.h (SVR4_ASM_SPEC): Don't handle -Wa,.
2325         * config/vxworks.h (VXWORKS_LINK_SPEC): Don't handle -Wl,.
2327 2010-12-02  Paul Koning  <ni1d@arrl.net>
2329         * config/pdp11/pdp11.c (output_jump): Map unsigned to signed
2330         opcodes if CC_NO_OVERFLOW is set.
2331         (notice_update_cc_on_set): Correct setting of CC0 as a side
2332         effect; set CC_NO_OVERFLOW for cases where C flag is not meaningful.
2334 2010-12-02  Ian Lance Taylor  <iant@google.com>
2336         * doc/install.texi (Configuration): Update default for
2337         --with-boot-ldflags.
2339 2010-12-02  Nathan Froyd  <froydnj@codesourcery.com>
2341         PR c/45062
2342         * c-decl.c (grokparms): Set arg_info->parms to NULL_TREE when
2343         !funcdef_flag.
2345 2010-12-02  Sebastian Pop  <sebastian.pop@amd.com>
2347         PR tree-optimization/45199
2348         * tree-data-ref.c (mem_write_stride_of_same_size_as_unit_type_p): New.
2349         (stores_zero_from_loop): Call
2350         mem_write_stride_of_same_size_as_unit_type_p.
2351         * tree-data-ref.h (stride_of_unit_type_p): New.
2352         * tree-loop-distribution.c (generate_memset_zero): Simplified.
2353         Call stride_of_unit_type_p.
2354         (build_rdg_partition_for_component): Do not call
2355         rdg_flag_similar_memory_accesses when
2356         flag_tree_loop_distribute_patterns is set.
2358 2010-12-02  Richard Guenther  <rguenther@suse.de>
2360         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Disregard
2361         sign-changing conversions for induction detection.
2363 2010-12-02  Richard Guenther  <rguenther@suse.de>
2365         PR tree-optimization/46723
2366         * tree-vect-loop.c (get_initial_def_for_induction): Strip
2367         conversions from the induction evolution and apply it to
2368         the result instead.
2369         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Handle
2370         assigns for induction defs.
2372 2010-12-02  Richard Guenther  <rguenther@suse.de>
2374         * value-prof.c (gimple_ic): Use stmt_ends_bb_p to detect
2375         the case we need to split the edge and not the block.
2377 2010-12-02  Bernd Schmidt  <bernds@codesourcery.com>
2379         DFA model for Core 2 and Core i7 scheduling.
2381         * config/i386/core2.md: New DFA model for Core 2 and Core i7.
2382         * config/i386/i386.c (ix86_option_override_internal): Update entries
2383         for Core 2 and Core i7.
2384         (ix86_issue_rate): Set issue rate to 3 [be realistic].
2385         * config/i386/i386.md: Include "core2.md".
2386         (define_attr cpu): Add "corei7".
2388 2010-12-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
2390         Define tuning for Core 2 and Core i7.
2392         * config/i386/i386-c.c (ix86_target_macros_internal): Update.
2393         * config/i386/i386.c (core2_cost): Delete, use generic costs instead.
2394         (m_CORE2): Replace with m_CORE2_{32,64}.
2395         (m_CORE2I7{,_32,_64}): New macros.
2396         (m_GENERIC32, m_GENERIC64): Update.
2397         (initial_ix86_tune_features, x86_accumulate_outgoing_args,)
2398         (x86_arch_always_fancy_math_387): Set m_CORE2I7_32 iff m_GENERIC32 and
2399         set m_CORE2I7_64 iff m_GENERIC64.
2400         (processor_target_table): Use generic costs for Core 2 and Core i7.
2401         (ix86_option_override_internal): Update entries for Core 2 and Core i7.
2402         (ix86_issue_rate): Remove entry for Core 2.
2403         (ia32_multipass_dfa_lookahead, ix86_sched_init_global): Update.
2404         * config/i386/i386.h (TARGET_CORE2_32, TARGET_CORE2_64): New macros.
2405         (TARGET_CORE2): Update.
2406         (PROCESSOR_CORE2_32, PROCESSOR_CORE2_64): New constants.
2407         (PROCESSOR_CORE2): Remove.
2409 2010-12-02  Richard Guenther  <rguenther@suse.de>
2411         * lto-streamer.h (LTO_major_version): Bump to 2.
2413 2010-12-02  Richard Guenther  <rguenther@suse.de>
2415         PR lto/44871
2416         * gimple.c (canonical_type_hash_cache): New hashtable.
2417         (gimple_type_hash): Make a wrapper around ...
2418         (gimple_type_hash_1): ... this.  Take gtc_mode argument.
2419         (gimple_canonical_type_hash): Likewise.
2420         (gtc_visit): Take a gtc_mode argument.
2421         (gimple_types_compatible_p_1): Likewise. Do not compare struct
2422         tag names or field names when computing canonical types.
2423         (gimple_types_compatible_p): Adjust.
2424         (visit): Take a gtc_mode argument.
2425         (iterative_hash_gimple_type): Likewise.  Do not hash struct tag
2426         names or field names when computing hashes of canonical types.
2427         (gimple_register_canonical_type): Use gimple_canonical_type_hash
2428         for the hash.
2429         (print_gimple_types_stats): Dump stats of canonical_type_hash_cache.
2430         (free_gimple_type_tables): Free canonical_type_hash_cache.
2432 2010-12-02  Richard Guenther  <rguenther@suse.de>
2433             Ira Rosen  <irar@il.ibm.com>
2435         PR tree-optimization/46663
2436         * tree-vect-patterns.c (vect_recog_pow_pattern): Check that
2437         FUNCTION_DECL exists and that it's a builtin.
2439 2010-12-02  Jie Zhang  <jie@codesourcery.com>
2441         PR middle-end/46674
2442         * varasm.c (compute_visible_aliases): Handle user set assembler name.
2444 2010-12-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
2446         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
2447         thinko regarding setting -mno-<xxx> debug switches.
2448         (rs6000_rtx_costs): Add FMA.  Delete old rtl based FMA costs.
2450 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
2452         * intl.c: Don't include tm.h.
2453         * Makefile.in (intl.o): Don't depend on $(TM_H).
2455 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
2457         * graphite-sese-to-poly.c (analyze_drs_in_stmts): Fix set but
2458         unused warning.
2459         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
2461 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
2463         * graphite-sese-to-poly.c (analyze_drs): Removed.
2464         (build_scop_drs): Do not call analyze_drs.
2465         (analyze_drs_in_stmts): New.
2466         (insert_stmts): New.
2467         (insert_out_of_ssa_copy): Call analyze_drs_in_stmts.
2468         (insert_out_of_ssa_copy_on_edge): Same.
2469         (rewrite_close_phi_out_of_ssa): Call insert_stmts.
2470         (rewrite_phi_out_of_ssa): Same.
2471         (rewrite_cross_bb_scalar_dependence): Same.
2472         (split_reduction_stmt): Move data references in the new basic blocks.
2473         (translate_scalar_reduction_to_array_for_stmt): Call insert_stmts.
2475 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
2477         * sese.c (rename_uses): Do not handle ADDR_EXPR in LHS of assignments.
2479 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
2481         PR middle-end/45297
2482         * graphite-poly.c (new_poly_bb): Returns a poly_bb_p.  Do not take
2483         the reduction bool in parameter.  Clear PBB_IS_REDUCTION.  Set GBB_PBB.
2484         * graphite-poly.h (new_poly_bb): Update declaration.
2485         (gbb_from_bb): Moved here...
2486         (pbb_from_bb): New.
2487         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node):
2488         Removed.
2489         (graphite_stmt_p): Removed.
2490         (try_generate_gimple_bb): Returns a gimple_bb_p.  Do not pass in
2491         sbitmap reductions.  Always build a gimple_bb_p.  Do not call
2492         new_poly_bb.
2493         (build_scop_bbs_1): Do not pass in sbitmap reductions.
2494         (build_scop_bbs): Same.
2495         (gbb_from_bb): ... from here.
2496         (add_conditions_to_constraints): Moved up.
2497         (analyze_drs): New.
2498         (build_scop_drs): Call analyze_drs.  Remove all the PBBs that do
2499         not contain data references.
2500         (new_pbb_from_pbb): New.
2501         (insert_out_of_ssa_copy_on_edge): Call new_pbb_from_pbb after a
2502         block is split.
2503         (rewrite_close_phi_out_of_ssa): Update call to
2504         insert_out_of_ssa_copy_on_edge.
2505         (rewrite_reductions_out_of_ssa): Now static.
2506         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
2507         (split_pbb): New.
2508         (split_reduction_stmt): Call split_pbb.
2509         (translate_scalar_reduction_to_array): Pass in the scop, do not
2510         pass in the sbitmap reductions.
2511         (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
2512         (rewrite_commutative_reductions_out_of_ssa_loop): Same.
2513         (rewrite_commutative_reductions_out_of_ssa): Same.
2514         (build_poly_scop): Call build_scop_bbs,
2515         rewrite_commutative_reductions_out_of_ssa,
2516         rewrite_reductions_out_of_ssa, and
2517         rewrite_cross_bb_scalar_deps_out_of_ssa.  Move build_scop_drs
2518         before scop_to_lst.
2519         * graphite-sese-to-poly.h (rewrite_commutative_reductions_out_of_ssa):
2520         Removed declaration.
2521         (rewrite_reductions_out_of_ssa): Same.
2522         (rewrite_cross_bb_scalar_deps_out_of_ssa): Same.
2523         (build_scop_bbs): Same.
2524         * graphite.c (graphite_transform_loops): Do not initialize reductions.
2525         Do not call build_scop_bbs,
2526         rewrite_commutative_reductions_out_of_ssa,
2527         rewrite_reductions_out_of_ssa, and
2528         rewrite_cross_bb_scalar_deps_out_of_ssa.
2529         * sese.h (struct gimple_bb): Add field pbb.
2530         (GBB_PBB): New.
2532 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
2534         * graphite-sese-to-poly.c (handle_scalar_deps_crossing_scop_limits):
2535         New.
2536         (rewrite_cross_bb_scalar_deps): Pass in the scop.  Call
2537         handle_scalar_deps_crossing_scop_limits.
2538         (rewrite_cross_bb_scalar_deps_out_of_ssa): Create an empty BB
2539         after the scop.  Update call to rewrite_cross_bb_scalar_deps.
2541 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
2543         * sese.c (rename_uses): Call recompute_tree_invariant_for_addr_expr
2544         when replacing a constant in an ADDR_EXPR.
2546 2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>
2548         * graphite-blocking.c (lst_do_strip_mine_loop): Extra parameter
2549         for the stride.
2550         (lst_do_strip_mine): Same.
2551         (scop_do_strip_mine): Same.
2552         * graphite-poly.c (apply_poly_transforms): Update call to
2553         scop_do_strip_mine.
2554         * graphite-poly.h (scop_do_strip_mine): Update declaration.
2556 2010-12-01  Jan Hubicka  <jh@suse.cz>
2558         * tree.c (build_common_builtin_nodes): Do not initialize
2559         BUILT_IN_PROFILE_FUNC_ENTER and BUILT_IN_PROFILE_FUNC_EXIT.
2560         * builtins.c (expand_builtin_profile_func): Remove.
2561         (expand_builtin): Do not handle BUILT_IN_PROFILE_FUNC_ENTER and
2562         BUILT_IN_PROFILE_FUNC_EXIT.
2563         * builtins.def (profile_func_enter, profile_func_exit): Remove stubs.
2564         (__cyg_profile_func_enter, __cyg_profile_func_exit): New.
2565         * gimplify.c (gimplify_function_tree): Reorganize code calling
2566         profiling functions.
2568 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
2570         * opts.c: Expand comment on tm.h include.
2572 2010-12-01  Yao Qi  <yao@codesourcery.com>
2574         * config/arm/predicates.md ("vfp_register_operand"): Return true for
2575         VFP_D0_D7_REGS classes.
2577 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
2579         * common.opt (flag_stack_check): New Variable entry.
2580         (fcompare-debug-second): Use Var.
2581         * flags.h (flag_compare_debug, flag_stack_check): Remove.
2582         * opts.c (flag_compare_debug): Remove.
2583         (common_handle_option): Don't handle OPT_fcompare_debug_second.
2584         Set opts->x_flag_stack_check for OPT_fstack_check_.
2585         * toplev.c (flag_stack_check): Remove.
2587 2010-12-01  Joseph Myers  <joseph@codesourcery.com>
2589         * common.opt (main_input_filename, main_input_basename,
2590         main_input_baselength): New Variable entries.  From toplev.c.
2591         * final.c (output_quoted_string): Move from toplev.c.
2592         * output.h (output_quoted_string): Move from toplev.h.
2593         * opts-global.c (read_cmdline_options): Use gcc_options pointer to
2594         access main_input_filename, main_input_baselength and
2595         main_input_basename.
2596         * targhooks.c: Include intl.h and opts.h.
2597         (option_affects_pch_p, default_get_pch_validity): Move from toplev.c.
2598         * targhooks.h (option_affects_pch_p, default_get_pch_validity):
2599         Move from toplev.h.
2600         * toplev.c (main_input_filename, main_input_basename,
2601         main_input_baselength): Move to common.opt.
2602         (output_quoted_string): Move to final.c.
2603         (warn_deprecated_use): Move to tree.c.
2604         (option_affects_pch_p, default_get_pch_validity,
2605         pch_option_mismatch, default_pch_valid_p): Move to targhooks.c.
2606         * toplev.h (skip_leading_substring): Move to tree-dump.c.
2607         (warn_deprecated_use): Move to tree.h.
2608         (output_quoted_string): Move to output.h.
2609         (main_input_filename, main_input_basename, main_input_baselength):
2610         Move to common.opt.
2611         (default_get_pch_validity, default_pch_valid_p): Move to targhooks.c.
2612         * tree-dump.c (skip_leading_substring): Move from toplev.h.
2613         * tree.c (warn_deprecated_use): Move from toplev.c.
2614         * tree.h (warn_deprecated_use): Move from toplev.h.
2615         * c-typeck.c, config/alpha/alpha.c, config/arc/arc.c,
2616         config/arm/arm.c, config/avr/avr.c, config/bfin/bfin.c,
2617         config/cris/cris.c, config/crx/crx.c, config/fr30/fr30.c,
2618         config/frv/frv.c, config/h8300/h8300.c, config/ia64/ia64.c,
2619         config/iq2000/iq2000.c, config/lm32/lm32.c, config/m32c/m32c.c,
2620         config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c,
2621         config/mcore/mcore.c, config/mep/mep.c,
2622         config/microblaze/microblaze.c, config/mips/mips.c,
2623         config/mmix/mmix.c, config/mn10300/mn10300.c,
2624         config/moxie/moxie.c, config/pa/pa.c, config/pdp11/pdp11.c,
2625         config/picochip/picochip.c, config/s390/s390.c,
2626         config/score/score.c, config/sh/sh.c, config/sparc/sparc.c,
2627         config/spu/spu.c, config/stormy16/stormy16.c, config/v850/v850.c,
2628         config/vax/vax.c, config/xtensa/xtensa.c, gimple-low.c,
2629         graphite-sese-to-poly.c, plugin.c, tree-cfg.c, tree-inline.c,
2630         varasm.c, xcoffout.c: Don't include toplev.h.
2631         * Makefile.in (c-typeck.o, tree-inline.o, tree-cfg.o,
2632         gimple-low.o, graphite-sese-to-poly.o, targhooks.o, plugin.o,
2633         varasm.o, xcoffout.o): Update dependencies.
2634         * config/arm/t-arm (arm.o): Update dependencies.
2635         * config/spu/t-spu-elf (spu.o): Update dependencies.
2637 2010-12-01  Richard Guenther  <rguenther@suse.de>
2639         PR tree-optimization/46730
2640         * value-prof.c (gimple_ic): Always generate a separate merge BB.
2642 2010-11-30  Ian Lance Taylor  <iant@google.com>
2644         * config/i386/linux.h (ASM_SPEC): Pass -v as -v, not -V.  Remove
2645         all of %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}.
2646         * config/i386/linux64.h (ASM_SPEC): Likewise.
2647         * config/i386/mingw-w64.h (ASM_SPEC): Likewise.
2648         * config/i386/sol2-10.h (ASM_SPEC) [USE_GAS]: Likewise.
2649         * config/i386/vxworks.h (ASM_SPEC): Likewise.
2650         * config/i386/x86-64.h (ASM_SPEC): Likewise.
2651         * config/i386/sol2.h (ASM_SPEC): Remove %{Wa,*:%*}.
2652         * config/i386/sol2-10.h (ASM_SPEC) [!USE_GAS]: Likewise.
2654 2010-11-30  Nicola Pero  <nicola.pero@meta-innovation.com>
2656         * c-decl.c (finish_function): Call objc_finish_function in
2657         Objective-C.
2658         * c-typeck.c (convert_for_assignment): Do not call
2659         objc_type_quals_match().
2661 2010-11-30  Richard Guenther  <rguenther@suse.de>
2663         PR tree-optimization/46722
2664         * tree-ssa-math-opts.c (convert_mult_to_fma): Get multiplication
2665         operands as arguments.
2666         (execute_optimize_widening_mul): Also handle power of two as
2667         multiplication.
2669 2010-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
2671         PR middle-end/46709
2672         * cgraphunit.c (process_function_and_variable_attributes): Fix
2673         cut'n'pasteo.
2675 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
2677         * hwint.c:  New.  Extracted from toplev.c.
2678         * hwint.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
2679         Move from toplev.h.
2680         * toplev.c (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
2681         Move to hwint.c.
2682         * toplev.h (clz_hwi, ctz_hwi, ffs_hwi, exact_log2, floor_log2):
2683         Move to hwint.h.
2684         * builtins.c, combine.c, config/i386/winnt.c, double-int.c,
2685         explow.c, expmed.c, fold-const.c, ggc-page.c, ggc-zone.c, ifcvt.c,
2686         ipa-struct-reorg.c, ira-color.c, matrix-reorg.c, omp-low.c,
2687         real.c, recog.c, reload.c, rtlanal.c, simplify-rtx.c,
2688         stor-layout.c, tree-dfa.c, tree-ssa-alias.c,
2689         tree-ssa-loop-niter.c, tree-vect-data-refs.c,
2690         tree-vect-loop-manip.c, tree-vect-loop.c, tree-vect-stmts.c,
2691         tree-vrp.c: Don't include toplev.h.
2692         * genattrtab.c, genconditions.c, genemit.c, genextract.c,
2693         genoutput.c, genpeep.c, genpreds.c, genrecog.c: Don't include
2694         toplev.h in generated output.
2695         * Makefile.in (OBJS-common): Add hwint.o.
2696         Dependencies for above files changed to remove toplev.h.
2697         (hwint.o): New.
2698         (insn-attrtab.o, insn-emit.o, insn-extract.o, insn-output.o,
2699         insn-peep.o, insn-preds.o, insn-recog.o): Don't depend on toplev.h.
2700         * config/i386/t-cygming (winnt.o): Don't depend on toplev.h.
2701         * config/i386/t-interix (winnt.o): Don't depend on toplev.h.
2703 2010-11-30  Richard Guenther  <rguenther@suse.de>
2705         PR tree-optimization/46717
2706         * value-prof.c (gimple_ic): Preserve EH edges of the indirect
2707         call.  Manually create EH edges for the direct call and update
2708         target PHI nodes.
2710 2010-11-30  Joseph Myers  <joseph@codesourcery.com>
2712         * diagnostic-core.h: Include bversion.h.
2713         * toplev.h: Don't include input.h or bversion.h.
2714         (parse_optimize_options): Don't declare here.
2715         * alias.c, auto-inc-dec.c, c-aux-info.c, c-convert.c, c-parser.c,
2716         caller-save.c, cfg.c, cfganal.c, cfgbuild.c, cfgcleanup.c,
2717         combine-stack-adj.c, config/arm/pe.c, config/darwin-c.c,
2718         config/host-darwin.c, config/i386/host-cygwin.c,
2719         config/i386/host-mingw32.c, config/i386/msformat-c.c,
2720         config/i386/netware.c, config/i386/nwld.c,
2721         config/i386/winnt-cxx.c, config/i386/winnt-stubs.c,
2722         config/ia64/ia64-c.c, config/m32c/m32c-pragma.c,
2723         config/mep/mep-pragma.c, config/microblaze/microblaze-c.c,
2724         config/rs6000/host-darwin.c, config/rs6000/rs6000-c.c,
2725         config/score/score3.c, config/score/score7.c,
2726         config/sh/symbian-base.c, config/sh/symbian-c.c,
2727         config/sh/symbian-cxx.c, config/sol2-c.c, config/sol2.c,
2728         config/v850/v850-c.c, config/vxworks.c, convert.c, cppbuiltin.c,
2729         cselib.c, dbgcnt.c, ddg.c, dfp.c, dominance.c, emit-rtl.c,
2730         fixed-value.c, fwprop.c, ggc-common.c, gimple.c, gimplify.c,
2731         graphite-blocking.c, graphite-clast-to-gimple.c,
2732         graphite-dependences.c, graphite-flattening.c,
2733         graphite-interchange.c, graphite-poly.c,
2734         graphite-scop-detection.c, graphite.c, haifa-sched.c,
2735         implicit-zee.c, integrate.c, ipa-pure-const.c, ipa-reference.c,
2736         ira-build.c, ira-conflicts.c, ira-costs.c, ira-lives.c, jump.c,
2737         lists.c, loop-doloop.c, loop-iv.c, lto-cgraph.c, lto-compress.c,
2738         lto-opts.c, lto-section-in.c, lto-section-out.c,
2739         lto-streamer-out.c, lto-symtab.c, modulo-sched.c, optabs.c,
2740         params.c, postreload-gcse.c, postreload.c, predict.c, profile.c,
2741         regcprop.c, reginfo.c, regmove.c, reorg.c, resource.c,
2742         sched-deps.c, sched-ebb.c, sched-rgn.c, sdbout.c,
2743         sel-sched-dump.c, sel-sched-ir.c, sese.c, stmt.c, targhooks.c,
2744         tree-cfgcleanup.c, tree-mudflap.c, tree-nomudflap.c,
2745         tree-object-size.c, tree-outof-ssa.c, tree-phinodes.c,
2746         tree-profile.c, tree-sra.c, tree-ssa-ccp.c, tree-ssa-coalesce.c,
2747         tree-ssa-live.c, tree-ssa-loop-prefetch.c, tree-ssa-loop.c,
2748         tree-ssa-operands.c, tree-ssa-structalias.c, tree-ssa-uninit.c,
2749         tree-vect-patterns.c, value-prof.c, var-tracking.c, web.c: Don't
2750         include toplev.h.
2751         * Makefile.in (TOPLEV_H): Remove.  All uses changed to use
2752         toplev.h.  Dependencies for above files and c-family files changed
2753         to remove $(TOPLEV_H) or toplev.h.
2754         (C_TREE_H): Don't include $(TOPLEV_H).
2755         (DIAGNOSTIC_CORE_H): Use $(INPUT_H) instead of input.h.  Add
2756         bversion.h.
2757         * config/arm/t-pe, config/arm/t-wince-pe, config/i386/t-cygming,
2758         config/ia64/t-ia64, config/mep/t-mep, config/score/t-score-elf,
2759         config/t-darwin, config/t-sol2,
2760         config/t-vxworks, config/v850/t-v850, config/v850/t-v850e:
2761         Dependencies for above files changed to remove $(TOPLEV_H) or
2762         toplev.h.
2764 2010-11-30  Richard Guenther  <rguenther@suse.de>
2766         PR lto/44986
2767         * gcc.c (main): Use the first input with a compiler as infile
2768         for link spec processing.
2770 2010-11-30  Richard Guenther  <rguenther@suse.de>
2772         PR lto/45949
2773         * cgraphunit.c (ipa_passes): Stop after errors from small IPA passes.
2775 2010-11-30  Mingjie Xing  <mingjie.xing@gmail.com>
2777         * gcc-plugin.h: Include coretypes.h.
2778         * Makefile.in (FUNCTION_H): Add hard-reg-set.h.
2780 2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
2782         * ggc-zone.c (ggc_pch_read): Fix conditional compilation.
2783         * ggc-none.c (ggc_internal_alloc_zone_stat)
2784         (ggc_internal_cleared_alloc_zone_stat): New.
2786 2010-11-29  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
2788         * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Check
2789         TARGET_SINGLE_PIC_BASE for RS6000_PIC_OFFSET_TABLE_REGNUM.
2790         (rs6000_emit_prologue): Don't set PIC register if
2791         TARGET_SINGLE_PIC_BASE.
2792         * config/rs6000/rs6000.opt (msingle-pic-base): New option.
2793         * doc/invoke.texi (msingle-pic-base): Document.
2795 2010-11-29  H.J. Lu  <hongjiu.lu@intel.com>
2797         PR driver/46712
2798         * exec-tool.in (id): New.
2799         Check and export LT_RCU_$id instead of LT_RCU.
2801 2010-11-29  Zdenek Dvorak  <rakdver@kam.uniff.cz>
2803         PR tree-optimization/46675
2804         * tree-ssa-loop-niter.c (split_to_var_and_offset): Avoid overflow
2805         in offset calculation.
2807 2010-11-29  Jan Hubicka  <jh@suse.cz>
2809         * collect2.c (main): Do not imply verbose output with
2810         LTO and linker plugin.
2812 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
2814         * dwarf2out.c (print_die): Print the address of the current DIE or
2815         of any DIE referenced by the current one.
2817 2010-11-29  Dodji Seketeli  <dodji@redhat.com>
2819         PR debug/46101
2820         * dwarf2out.c (lookup_type_die_strip_naming_typedef): New function.
2821         (scope_die_for, gen_type_die_for_member): Replace uses of
2822         lookup_type_die with use of lookup_type_die_strip_naming_typedef.
2824 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
2826         * config/darwin.c (darwin_mergeable_string_section): Remove blank line.
2827         (darwin_asm_declare_object_name): Correct spelling.
2828         (darwin_output_aligned_bss): Likewise.
2830 2010-11-29  Iain Sandoe  <iains@gcc.gnu.org>
2831             Mike Stump  <mrs@gcc.gnu.org>
2833         PR target/26427
2834         PR target/33120
2835         PR testsuite/35710
2836         * config/i386/darwin.h (ASM_OUTPUT_COMMON): Remove
2837         (ASM_OUTPUT_LOCAL): Likewise.
2838         * config/darwin-protos.h (darwin_asm_declare_object_name): New.
2839         (darwin_output_aligned_bss): Likewise.
2840         (darwin_asm_output_aligned_decl_local): Likewise.
2841         (darwin_asm_output_aligned_decl_common): Likewise.
2842         (darwin_use_anchors_for_symbol_p): Likewise.
2843         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Remove.
2844         (TARGET_ASM_OUTPUT_ANCHOR): Define.
2845         (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.
2846         (DARWIN_SECTION_ANCHORS): Set to 1.
2847         * config/darwin.c (emit_aligned_common): New var.
2848         (darwin_init_sections): Check that the Darwin private zero-size section
2849         marker is in range.
2850         (darwin_text_section): Check for zero-sized objects.
2851         (darwin_mergeable_string_section): Likewise.
2852         (darwin_mergeable_constant_section): Likewise.
2853         (machopic_select_section): Adjust to check for zero-sized objects.
2854         Assert that OBJC meta data are non-zero sized.
2855         (darwin_asm_declare_object_name): New.
2856         (darwin_asm_declare_constant_name): Adjust for zero-sized
2857         object sections.
2858         (BYTES_ZFILL): Define.
2859         (darwin_emit_weak_or_comdat): New.
2860         (darwin_emit_local_bss): New.
2861         (darwin_emit_common): New.
2862         (darwin_output_aligned_bss): New.
2863         (darwin_asm_output_aligned_decl_common): New.
2864         (darwin_asm_output_aligned_decl_local): New.
2865         (darwin_file_end): Disable subsections_via_symbols when section
2866         anchoring is active.
2867         (darwin_asm_output_anchor): Re-enable.
2868         (darwin_use_anchors_for_symbol_p): New.
2869         (darwin_override_options): Check for versions that can emit
2870         aligned common.  Update usage of flags to current.
2871         * config/darwin-sections.def: Update comments and flags for
2872         non-anchor sections.  zobj_const_section, zobj_data_section,
2873         zobj_bss_section, zobj_const_data_section: New.
2874         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Redefine.
2875         (ASM_OUTPUT_ALIGN): Make whitespace output consistent.
2876         (L2_MAX_OFILE_ALIGNMENT): Define.
2877         (ASM_OUTPUT_ALIGNED_BSS): Define.
2878         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
2879         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
2880         (SECTION_NO_ANCHOR): Define.
2881         (TARGET_ASM_OUTPUT_ANCHOR) Define with a default of NULL.
2882         (DARWIN_SECTION_ANCHORS): Define with a default of 0.
2884 2010-11-29  Joseph Myers  <joseph@codesourcery.com>
2886         * system.h: Include "safe-ctype.h" instead of <safe-ctype.h>.
2887         Include <signal.h>, <sys/mman.h>, <sys/resource.h> and <sys/times.h>.
2888         (O_BINARY, SIGCHLD, MAP_FAILED, MAP_ANONYMOUS, kill):
2889         Conditionally define.
2890         (GET_ENVIRONMENT): Poison.
2891         * configure.ac: Don't test for mincore.
2892         * configure: Regenerate.
2893         * config.in: Regenerate.
2894         * collect2-aix.c: Don't include <sys/mman.h>.
2895         * collect2.c: Don't include <signal.h>.
2896         (SIGCHLD): Don't define.
2897         (prefix_from_env): Use getenv instead of GET_ENVIRONMENT.
2898         * config/alpha/alpha.c: Include "splay-tree.h" instead of
2899         <splay-tree.h>.
2900         * config/arm/arm.c (arm_target_help): Use getenv instead of
2901         GET_ENVIRONMENT.
2902         * config/avr/driver-avr.c: Don't include <stdlib.h>.
2903         * config/frv/frv.c: Don't include <ctype.h>.
2904         * config/host-darwin.c: Don't include <sys/mman.h>.
2905         * config/host-hpux.c: Don't include <sys/mman.h> or <unistd.h>.
2906         (MAP_FAILED): Don't define.
2907         * config/host-linux.c: Don't include <sys/mman.h> or <limits.h>.
2908         * config/host-solaris.c: Don't include <sys/mman.h>.
2909         * config/i386/cygming.h: Don't include <stdio.h>.
2910         * config/i386/driver-i386.c: Don't include <stdlib.h>.
2911         * config/i386/host-cygwin.c: Don't include <sys/mman.h>.
2912         * config/iq2000/iq2000.c: Don't include <signal.h>.
2913         * config/m32c/m32c-pragma.c: Don't include <stdio.h>.
2914         * config/m68hc11/m68hc11.c: Don't include <stdio.h>.
2915         * config/mep/mep-pragma.c: Don't include <stdio.h>.
2916         * config/microblaze/microblaze.c: Don't include <signal.h>.
2917         * config/mips/mips.c: Don't include <signal.h>.
2918         * config/rs6000/host-darwin.c: Don't include <signal.h>.
2919         * cppdefault.c (cpp_relocated): Use getenv instead of GET_ENVIRONMENT.
2920         * defaults.h (GET_ENVIRONMENT): Don't define.
2921         * et-forest.h: Don't include <ansidecl.h> or <stddef.h>.
2922         * gcc.c: Don't include <signal.h>, <sys/mman.h> or <sys/types.h>.
2923         (SIGCHLD, MAP_FAILED, kill): Don't define.
2924         (process_command): Use getenv instead of GET_ENVIRONMENT.
2925         * genhooks.c: Don't include <string.h>.
2926         * ggc-common.c: Don't include <sys/resource.h>, <sys/mman.h> or
2927         <sys/types.h>.
2928         (MAP_FAILED): Don't define.
2929         * ggc-page.c Don't include <sys/mman.h>.
2930         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
2931         * ggc-zone.c: Don't include <sys/mman.h>.
2932         (MAP_ANONYMOUS, MAP_FAILED): Don't define.
2933         * graph.c: Include "config.h" instead of <config.h>.
2934         * incpath.c (add_env_var_paths): Use getenv instead of GET_ENVIRONMENT.
2935         * lto-wrapper.c: Don't include <errno.h>, <signal.h> or "libiberty.h".
2936         (SIGCHLD, kill): Don't define.
2937         * mips-tfile.c: Don't include <signal.h>.
2938         * opts.c: Don't include <signal.h> or <sys/resource.h>.
2939         (print_specific_help): Use getenv instead of GET_ENVIRONMENT.
2940         * passes.c: Don't include <signal.h>, <sys/resource.h> or
2941         <sys/times.h>.
2942         * sparseset.h: Don't include <assert.h>.
2943         * timevar.c: Don't include <sys/times.h> or <sys/resource.h>.
2944         * tlink.c: Don't include "libiberty.h".
2945         * toplev.c: Don't include <signal.h> or <sys/times.h>.
2946         * tree-mudflap.c: Include "demangle.h" instead of <demangle.h>.
2947         * tree-switch-conversion.c: Don't include <signal.h>.
2948         * vmsdbgout.c: Don't include <errno.h> or <string.h>.
2950 2010-11-29  Nicola Pero  <nicola.pero@meta-innovation.com>
2952         * c-parser.c (c_parser_objc_try_catch_statement): Renamed to
2953         c_parser_objc_try_catch_finally_statement for consistency with the
2954         C++ parser.  Parse @catch(...) and pass NULL_TREE to
2955         objc_begin_catch_clause() in that case.  Improved error recovery.
2956         Reorganized code to be almost identical to
2957         cp_parser_objc_try_catch_finally_statement.
2959 2010-11-29  Joern Rennecke  <amylaar@spamcop.net>
2961         PR tree-optimization/46621
2962         * gimple.h: Don't include tm.h or hard-reg-set.h .
2963         * Makefile.in (GIMPLE_H): Remove $(TM_H).
2965         PR bootstrap/44756
2966         * cppbuiltin.c: Include target.h .
2967         (define_builtin_macros_for_type_sizes):
2968         Use targetm.float_words_big_endian.
2970 2010-11-27  Jan Hubicka  <jh@suse.cz>
2972         * dwarf2out.c (dwarf2out_begin_function): Set cold_text_section
2973         and output cold_text_section_label.
2974         (dwarf2out_init): Don't do that there.
2975         (dwarf2out_finish): Handle cold section end label only if cold
2976         section was used.
2978 2010-11-27  Eric Botcazou  <ebotcazou@adacore.com>
2980         * tree-nested.c (remap_vla_decls): Fully expand value expressions of
2981         VLA variables.
2983 2010-11-27  Richard Guenther  <rguenther@suse.de>
2985         * gimple.c (gimple_assign_copy_p): Use gimple_assign_single_p.
2986         (gimple_assign_ssa_name_copy_p): Likewise.
2987         (gimple_assign_unary_nop_p): Use is_gimple_assign.
2988         (is_gimple_cast): Remove.
2989         (gimple_assign_single_p): Move ...
2990         * gimple.h (gimple_assign_single_p): ... here.
2991         (is_gimple_cast): Remove.
2992         (gimple_assign_rhs_code): Simplify.
2993         * gimple-fold.c (gimple_fold_builtin): Use CONVERT_EXPR_P
2994         instead of is_gimple_cast.
2995         * ipa-type-escape.c (look_for_casts): Likewise.
2997 2010-11-26  Joseph Myers  <joseph@codesourcery.com>
2999         * doc/options.texi (Enum, EnumValue): Document new record types.
3000         (Enum): Document new option flag.
3001         * opt-functions.awk
3002         * optc-gen.awk: Handle enumerated option arguments.
3003         * opth-gen.awk: Handle enumerated option arguments.
3004         * opts-common.c (enum_arg_ok_for_language, enum_arg_to_value,
3005         enum_value_to_arg): New.
3006         (decode_cmdline_option): Handle enumerated arguments.
3007         (read_cmdline_option): Handle CL_ERR_ENUM_ARG.
3008         (set_option, option_enabled, get_option_state): Handle CLVC_ENUM.
3009         * opts.c (print_filtered_help, print_specific_help): Take
3010         lang_mask arguments.
3011         (print_filtered_help): Handle printing values of enumerated
3012         options.  Print possible arguments for enumerated options.
3013         (print_specific_help): Update call to print_filtered_help.
3014         (common_handle_option): Update calls to print_specific_help.  Use
3015         value rather than arg for OPT_fdiagnostics_show_location_.  Don't
3016         handle OPT_ffp_contract_, OPT_fexcess_precision_,
3017         OPT_fvisibility_, OPT_ftls_model_, OPT_fira_algorithm_ or
3018         OPT_fira_region_ here.
3019         * opts.h (enum cl_var_type): Add CLVC_ENUM.
3020         (struct cl_option): Add var_enum.
3021         (CL_ENUM_CANONICAL, CL_ENUM_DRIVER_ONLY, struct cl_enum_arg,
3022         struct cl_enum, cl_enums, cl_enums_count): New.
3023         (CL_ERR_ENUM_ARG): Define.
3024         (CL_ERR_NEGATIVE): Update value.
3025         (enum_value_to_arg): Declare.
3026         * common.opt (flag_ira_algorithm, flag_ira_region,
3027         flag_fp_contract_mode, flag_excess_precision_cmdline,
3028         default_visibility, flag_tls_default): Remove Variable entries.
3029         (help_enum_printed): New Variable.
3030         (fdiagnostics-show-location=): Use Enum.  Add associated
3031         SourceInclude, Enum and EnumValue entries.
3032         (fexcess-precision=, ffp-contract=, fira-algorithm=, fira-region=,
3033         ftls-model=, fvisibility=): Use Enum, Var and Init.  Add
3034         associated Enum and EnumValue entries.
3036 2010-11-26  Joern Rennecke  <amylaar@spamcop.net>
3038         PR target/46623
3039         * config/microblaze/microblaze.c (microblaze_block_move_straight):
3040         Use XALLOCAVEC.
3041         (microblaze_option_override): Don't use C++ style comments.
3042         (save_restore_insns): Remove unused variable base_offset.
3043         (microblaze_expand_prologue): Remove unused variable insn.
3044         (microblaze_secondary_reload): Adjust type to match target.h .
3045         (microblaze_elf_in_small_data_p): Move declarations to start of block.
3046         (microblaze_expand_move): Likewise.
3047         * config/microblaze/microblaze.h (LARGE_INT):
3048         Avoid signed / unsigned comparisons.
3049         (ASM_OUTPUT_ALIGNED_COMMON, ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
3050         (ASM_FORMAT_PRIVATE_NAME): Make format specifier match printed data.
3051         (ASM_FINISH_DECLARE_OBJECT): Likewise.  Constify name.
3053 2010-11-26  Michael Matz  <matz@suse.de>
3055         * tree-ssa-copy.c (fini_copy_prop): Don't DCE when we have loops.
3057         * passes.c (init_optimization_passes): Remove superfluous
3058         copy-prop pass.
3060 2010-11-26  Richard Guenther  <rguenther@suse.de>
3062         PR lto/46648
3063         * gimple.c (gtc_visit): Do not return true for members of an
3064         SCC still being processed but the current lattice value of
3065         the member.  Treat SCC members comparison state as lattice,
3066         starting at equal, eventually dropping to unequal.
3067         (gimple_types_compatible_p_1): Likewise.
3069 2010-11-26  Richard Guenther  <rguenther@suse.de>
3071         PR middle-end/46559
3072         * dwarf2out.c (dwarf2out_finish): Use comp_unit_die as root
3073         for location list processing.
3075 2010-11-26  Richard Guenther  <rguenther@suse.de>
3077         PR lto/46560
3078         * cgraph.c (cgraph_clone_edge): Clone call_stmt dependent
3079         flags manually.
3081 2010-11-26  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3083         * config/s390/s390.c (print_operand_address): Replace assert with
3084         error message.
3085         (print_operand): Replace assertions, gcc_unreachable and
3086         fatal_insn with error messages.
3088 2010-11-26  Richard Guenther  <rguenther@suse.de>
3090         PR tree-optimization/46665
3091         * tree-ssa-structalias.c (pt_solution_set_var): Use DECL_PT_UID.
3093 2010-11-26  Ian Bolton  <ian.bolton@arm.com>
3095         * config/arm/arm.c (arm_option_override): enable loop array
3096         prefetching at -O3 for suitable targets, and configure params.
3097         * config/arm/arm-protos.h (struct tune_params): Add fields for
3098         configuring loop array prefetching.
3100 2010-11-26  Christian Borntraeger  <borntraeger@de.ibm.com>
3102         * config/s390/2817.md (z196_crack): Add z196_g3 as possible slot.
3104 2010-11-26  Richard Guenther  <rguenther@suse.de>
3106         PR tree-optimization/46664
3107         * tree-affine.c (aff_combination_to_tree): Add rest last.
3109 2010-11-26  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
3111         PR target/33637
3112         * configure.ac: Accept extra arguments for AS_FOR_TARGET,
3113         LD_FOR_TARGET, NM_FOR_TARGET, OBJDUMP_FOR_TARGET.
3114         * configure: Regenerated.
3115         * exec-tool.in: Not quoting command, may have extra arguments.
3117 2010-11-26  Richard Guenther  <rguenther@suse.de>
3119         PR tree-optimization/46528
3120         PR debug/46338
3121         * profile.c (branch_prob): Do not split blocks based on locations
3122         from debug statements.
3124 2010-11-26  Jakub Jelinek  <jakub@redhat.com>
3126         PR middle-end/46647
3127         * builtins.c (fold_builtin_memset): Check c is INTEGER_CST instead
3128         of host_integerp check.  Use TREE_INT_CST_LOW instead of tree_low_cst.
3130         PR bootstrap/45700
3131         * tree.h (build1_stat_loc, build2_stat_loc, build3_stat_loc,
3132         build4_stat_loc, build5_stat_loc, build6_stat_loc): New inlines.
3133         (build1_loc, build2_loc, build3_loc, build4_loc, build5_loc,
3134         build6_loc): Define.
3135         * fold-const.c (protected_set_expr_location_unshare): New inline.
3136         (fold_convert_loc, pedantic_non_lvalue_loc): Use it.
3137         (negate_expr, associate_trees, non_lvalue_loc, omit_one_operand_loc,
3138         pedantic_omit_one_operand_loc, omit_two_operands_loc,
3139         fold_truth_not_expr, invert_truthvalue_loc, make_bit_field_ref,
3140         optimize_bit_field_compare, make_range, fold_range_test, fold_truthop,
3141         build_fold_addr_expr_with_type_loc, fold_unary_loc, fold_binary_loc,
3142         fold_indirect_ref_1, build_fold_indirect_ref_loc): Use builN_loc
3143         instead of buildN followed by SET_EXPR_LOCATION or
3144         protected_set_expr_location.
3145         (fold_build1_stat_loc, fold_build2_stat_loc, fold_build3_stat_loc):
3146         Use buildN_stat_loc instead of buildN_stat followed by
3147         SET_EXPR_LOCATION.
3149 2010-11-26  Basile Starynkevitch  <basile@starynkevitch.net>
3151         * Makefile.in (s-tm-texi): Remove spurous tab.
3153 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
3155         PR debug/46258
3156         * tree-cfg.c (replace_uses_by): Don't mark BBs as altered on
3157         debug stmts.
3159 2010-11-26  Alexandre Oliva  <aoliva@redhat.com>
3161         * toplev.c (finalize): Add no_backend parameter.  Don't finish
3162         passes when preprocessing only.  Adjust...
3163         (do_compile): ... caller.
3165 2010-11-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3167         * config/pa/pa.md (negdf2): Condition on !flag_signed_zeros instead of
3168         flag_unsafe_math_optimizations.
3169         (negsf2): Likewise.
3170         Move fnegabs related patterns together.  Only use fmpynfadd instruction
3171         to negate a multiply if !flag_signed_zeros is true.
3173 2010-11-25  Uros Bizjak  <ubizjak@gmail.com>
3175         * gengtype-state.c (read_state_structures): Initialize "previous".
3177 2010-11-25  Basile Starynkevitch  <basile@starynkevitch.net>
3178             Jeremie Salvucci  <jeremie.salvucci@free.fr>
3180         * gengtype-state.c: Add new file.
3182         * gengtype.c (type count): New variable.
3183         (new_structure, find_param_structure, create_pointer)
3184         (create_array): Use it to set state_number in types.
3185         (dump_everything): Improve comment.
3186         (main): Call read_state and write_state. Print type_count.
3188         * gengtype.h (type_lineloc): New function.
3189         (read_state, write_state): New declarations.
3191         * Makefile.in (GENGTYPE_FLAGS): New variable.
3192         (s-gtype): Run gengtype twice and generate gtype.state.
3193         (build/gengtype-state.o): New rule.
3194         (build/gengtype$(build_exeext)): Link gengtype-state.o.
3195         (mostlyclean): Update comment.  Remove gtype.state.
3197 2010-11-25  Jakub Jelinek  <jakub@redhat.com>
3199         PR middle-end/46637
3200         * combine.c (try_combine): When substing i2dest for i2src, pass
3201         1 as last argument even if
3202         i0_feeds_i1_n && i1_feeds_i2_n && i0dest_in_i0src.
3204 2010-11-25  H.J. Lu  <hongjiu.lu@intel.com>
3206         PR middle-end/46647
3207         * builtins.c (target_char_cast): Check INTEGER_CST instead of
3208         host_integerp.  Replace tree_low_cst with TREE_INT_CST_LOW.
3210 2010-11-25  Joseph Myers  <joseph@codesourcery.com>
3212         * target.def (supports_split_stack, except_unwind_info): Take
3213         gcc_options parameters.
3214         * targhooks.c (default_except_unwind_info,
3215         dwarf2_except_unwind_info, sjlj_except_unwind_info): Take
3216         gcc_options parameters.
3217         * targhooks.h (default_except_unwind_info,
3218         dwarf2_except_unwind_info, sjlj_except_unwind_info): Update
3219         prototypes.
3220         * doc/tm.texi.in (TARGET_IRA_COVER_CLASSES,
3221         TARGET_HAVE_NAMED_SECTIONS, TARGET_UNWIND_TABLES_DEFAULT):
3222         Document that hooks must not be modified.
3223         (TARGET_EXCEPT_UNWIND_INFO): Refer to opts argument.
3224         * doc/tm.texi: Regenerate.
3225         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Pass
3226         &global_options to targetm.except_unwind_info.
3227         * dwarf2out.c (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
3228         dwarf2out_begin_prologue, dwarf2out_frame_init,
3229         dwarf2out_frame_finish, dwarf2out_assembly_start): Pass
3230         &global_options to targetm.except_unwind_info.
3231         * except.c (init_eh, finish_eh_generation,
3232         gate_convert_to_eh_region_ranges,
3233         output_one_function_exception_table): Pass &global_options to
3234         targetm.except_unwind_info.
3235         * expr.c (build_personality_function): Pass &global_options to
3236         targetm.except_unwind_info.
3237         * function.c (expand_function_end): Pass &global_options to
3238         targetm.except_unwind_info.
3239         * hooks.c (hook_bool_bool_gcc_optionsp_false): New.
3240         * hooks.h (hook_bool_bool_gcc_optionsp_false): Declare.
3241         * opts.c (finish_options): Pass opts to targetm.except_unwind_info
3242         and targetm.supports_split_stack.  Remove assertions about opts
3243         and opts_set.
3244         (common_handle_option): Remove assertions about opts, opts_set and dc.
3245         * tree-tailcall.c (suitable_for_tail_call_opt_p): Pass
3246         &global_options to targetm.except_unwind_info.
3247         * tree.c (build_common_builtin_nodes: Pass &global_options to
3248         targetm.except_unwind_info.
3249         * config/arm/arm.c (arm_except_unwind_info): Add gcc_options parameter.
3250         (arm_compute_func_type, arm_expand_prologue, thumb_pushpop,
3251         thumb1_expand_prologue, thumb1_output_function_prologue,
3252         arm_unwind_emit, arm_output_fn_unwind): Update calls to
3253         arm_except_unwind_info.
3254         * config/i386/i386.c (ix86_supports_split_stack): Add gcc_options
3255         parameter.
3256         * config/ia64/ia64.c (ia64_except_unwind_info): Add gcc_options
3257         parameter.
3258         (ia64_output_function_prologue, ia64_add_bundle_selector_before,
3259         ia64_reorg, ia64_asm_unwind_emit): Update calls to
3260         ia64_except_unwind_info.
3261         * config/pa/pa.c (pa_option_override): Pass &global_options to
3262         targetm.except_unwind_info.
3263         * config/picochip/picochip-protos.h (picochip_except_unwind_info):
3264         Remove prototype.
3266 2010-11-25  Kai Tietz  <kai.tietz@onevision.com>
3268         * cgraphunit.c (process_function_and_variable_attributes):
3269         Mark dllexport-ed function/variables as needed.
3270         * ipa.c (cgraph_externally_visible_p): Make dllexport-ed
3271         as externally visible.
3273 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
3275         PR rtl-optimization/46585
3276         * sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL.
3277         (vinsn_init): Skip computation of dependencies for local NOPs.
3278         (vinsn_delete): Don't try to free regsets for local NOPs.
3279         (setup_nop_and_exit_insns): Change definition of nop_pattern.
3281 2010-11-25  Alexander Monakov  <amonakov@ispras.ru>
3283         PR rtl-optimization/46602
3284         * sel-sched-ir.c (maybe_tidy_empty_bb): Move checking ...
3285         (tidy_control_flow): Here.
3287 2010-11-25  Joern Rennecke  <amylaar@spamcop.net>
3288             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3290         PR bootstrap/45888
3291         * Makefile.in (s-tm-texi): Remove \r occurences from tmp-tm.texi.
3292         Fix target.def pathname in timestamp comparison.
3294 2010-11-24  Richard Henderson  <rth@redhat.com>
3296         * config/ia64/predicates.md (pmpyshr_operand): New.
3297         * config/ia64/ia64.c (ia64_expand_unpack): New.
3298         (ia64_expand_widen_mul_v4hi): New.
3299         (ia64_expand_widen_sum): Update for pattern renames.
3300         (ia64_expand_dot_prod_v8qi): Likewise.
3301         * config/ia64/ia64-protos.h: Update.
3302         * config/ia64/vect.md (vecwider): New mode attribute.
3303         (vec_widen_umult_lo_v8qi, vec_widen_umult_hi_v8qi): New.
3304         (vec_widen_smult_lo_v8qi, vec_widen_smult_hi_v8qi): New.
3305         (pmpyshr2, pmpyshr2_u): New.
3306         (vec_widen_smult_lo_v4hi, vec_widen_smult_hi_v4hi): New.
3307         (vec_widen_umult_lo_v4hi, vec_widen_umult_hi_v4hi): New.
3308         (mulv2si3): New.
3309         (vec_pack_ssat_v4hi): Rename from pack2_sss.
3310         (vec_pack_usat_v4hi): Rename from *pack2_uss.
3311         (vec_pack_ssat_v2si): Rename from pack4_sss.
3312         (vec_interleave_lowv8qi): Rename from unpack1_l, use the correct
3313         vec_select operation.
3314         (vec_interleave_highv8qi): Similarly.
3315         (mux1_alt): Rename from *mux1_alt.
3316         (vec_extract_evenv8qi, vec_extract_oddv8qi): New.
3317         (vec_interleave_lowv4hi): Rename from unpack2_l.
3318         (vec_interleave_highv4hi): Rename from unpack2_h.
3319         (mix2_r): Rename from *mix2_r.
3320         (mix2_l): Similarly.
3321         (vec_extract_evenodd_helper): New.
3322         (vec_extract_evenv4hi, vec_extract_oddv4hi): New.
3323         (vec_interleave_lowv2si): Rename from *unpack4_l.
3324         (vec_interleave_highv2si): Rename from *unpack4_h.
3325         (vec_extract_evenv2si, vec_extract_oddv2si): New.
3326         (vec_interleave_lowv2sf): Rename from fmix_r.
3327         (vec_interleave_highv2sf): Rename from *fmix_l.
3328         (vec_extract_evenv2sf, vec_extract_oddv2sf): New.
3329         (vec_unpacku_lo_<VECINT12>, vec_unpacku_hi_<VECINT12>): New.
3330         (vec_unpacks_lo_<VECINT12>, vec_unpacks_hi_<VECINT12>): New.
3331         (vec_pack_trunc_v4hi, vec_pack_trunc_v2si): New.
3333 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
3335         * targhooks.c (default_except_unwind_info): Remove
3336         MUST_USE_SJLJ_EXCEPTIONS case.
3337         * config/h8300/h8300.h (MUST_USE_SJLJ_EXCEPTIONS): Delete.
3338         * config/h8300/h8300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
3339         * doc/tm.texi.in (MUST_USE_SJLJ_EXCEPTIONS): Delete.
3340         * doc/tm.texi: Regenerate.
3341         * system.h (MUST_USE_SJLJ_EXCEPTIONS): Poison.
3343 2010-11-24  Nathan Froyd  <froydnj@codesourcery.com>
3345         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
3346         __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.
3347         * config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
3348         * doc/cpp.texi (__FLOAT_WORD_ORDER__): Document.
3349         * system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison.
3351 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
3353         PR target/46519
3354         * config/i386/i386.c (ix86_expand_call): Don't check
3355         TREE_THIS_VOLATILE.
3357 2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>
3359         PR target/46519
3360         * config/i386/i386.c (upper_128bits_state): New.
3361         (block_info_def): Remove upper_128bits_set and done.  Add state,
3362         referenced, count, processed and rescanned.
3363         (check_avx256_stores): Updated.
3364         (move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END.
3365         Call note_stores only if needed.  Set referenced and count.
3366         (move_or_delete_vzeroupper_1): Updated.  Set rescan_vzeroupper_p.
3367         (rescan_move_or_delete_vzeroupper): New.
3368         (move_or_delete_vzeroupper):  Process and rescan all all basic
3369         blocks instead of predecessor blocks of all exit points.
3370         (ix86_option_override_internal): Enable vzeroupper optimization
3371         only for -fexpensive-optimizations and not optimizing for size.
3372         (use_avx256_p): Removed.
3373         (init_cumulative_args): Don't set use_avx256_p.
3374         (ix86_function_arg): Likewise.
3375         (ix86_expand_move): Likewise.
3376         (ix86_expand_vector_move_misalign): Likewise.
3377         (ix86_local_alignment): Likewise.
3378         (ix86_minimum_alignment): Likewise.
3379         (ix86_expand_epilogue): Don't check use_avx256_p when generating
3380         vzeroupper.
3381         (ix86_expand_call): Likewise.
3383         * config/i386/i386.h (machine_function): Remove use_vzeroupper_p
3384         and use_avx256_p.  Add rescan_vzeroupper_p.
3386 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
3388         * toplev.c: Include <signal.h>.
3390 2010-11-24  Richard Guenther  <rguenther@suse.de>
3392         PR lto/43218
3393         * lto-symtab.c (lto_cgraph_replace_node): Mark edges with
3394         conflicting function signatures as non-inlineable.
3396 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
3398         PR rtl-optimization/46614
3399         * sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP_P): Define.
3400          (deps_analyze_insn): Mark JUMP_INSNs in
3401         last_pending_memory_flush that weren't added through
3402         flush_pending_lists with NON_FLUSH_JUMP_KIND.
3403         (sched_analyze_2, sched_analyze_insn): Check NON_FLUSH_JUMP_P
3404         on INSN_LIST instead of JUMP_P check on its operand.
3405         * sched-rgn.c (concat_INSN_LIST): Copy over REG_NOTE_KIND.
3407 2010-11-24  Richard Guenther  <rguenther@suse.de>
3409         * lto-streamer-in.c (input_gimple_stmt): Use types_compatible_p.
3411 2010-11-24  Richard Guenther  <rguenther@suse.de>
3413         PR lto/46606
3414         * lto-streamer-in.c (input_gimple_stmt): When we cannot find
3415         a FIELD_DECL that is type correct issue a warning and fixup
3416         with a VIEW_CONVERT_EXPR.
3418 2010-11-24  Basile Starynkevitch  <basile@starynkevitch.net>
3420         * doc/invoke.texi (Options for Debugging Your Program or GCC):
3421         Explain static numbering of dump files.
3423 2010-11-24  Joseph Myers  <joseph@codesourcery.com>
3425         * common.opt (user_vect_verbosity_level): New Variable entry.
3426         (ftree-vectorizer-verbose=): Mark as UInteger.
3427         * flag-types.h (enum vect_verbosity_levels): Move from enum
3428         verbosity_levels in tree-vectorizer.h.
3429         * opts.c: Don't include tree.h.
3430         (vect_set_verbosity_level): Move from tree-vectorizer.c.  Use
3431         gcc_options parameter; take integer option argument.
3432         (common_handle_option): Update call to vect_set_verbosity_level.
3433         * tree-vectorizer.c (user_vect_verbosity_level): Remove.
3434         (vect_set_verbosity_level): Move to opts.c.
3435         (vect_verbosity_level, vect_print_dump_info): Update for change of
3436         enum name.
3437         * tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h.
3438         (vect_print_dump_info): Update for change of enum name.
3439         * tree.h (vect_set_verbosity_level): Remove.
3440         * Makefile.in (opts.o): Update dependencies.
3442 2010-11-24  Jakub Jelinek  <jakub@redhat.com>
3444         PR middle-end/46629
3445         * cfgexpand.c (maybe_cleanup_end_of_block): Test NEXT_INSN (insn)
3446         instead of insn with any_condjump_p.
3448 2010-11-24  Mingjie Xing  <mingjie.xing@gmail.com>
3450         * config/mips/loongson.md: Change the description comment of the file
3451         and update the copyright years.
3452         (define_insn "<u>div<mode>3): Add loongson3a support.
3453         (define_insn "<u>mod<mode>3"): Likewise.
3454         * config/mips/mips.md: Rename mul<mode>3_mul3_ls2ef to
3455         mul<mode>3_mul3_loongson.
3456         (define_expand "mul<mode>3"): Add TARGET_LOONGSON_3A.
3457         (define_insn "mul<mode>3_mul3_loongson"): Add loongson3a support.
3459 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
3461         * common.opt (initial_max_fld_align, flag_debug_asm,
3462         flag_dump_rtl_in_asm, flag_dump_all_passed, rtl_dump_and_exit,
3463         flag_print_asm_name, graph_dump_format, help_printed,
3464         help_columns, flag_opts_finished): New Variable entries.
3465         (fdbg-cnt-list, fdbg-cnt=, fdebug-prefix-map=, frandom-seed,
3466         frandom-seed=): Mark deferred.
3467         (fsched-verbose=): Use UInteger and Var.
3468         * flags.h (set_struct_debug_option, flag_print_asm_name,
3469         rtl_dump_and_exit, flag_debug_asm, flag_dump_rtl_in_asm,
3470         graph_dump_format): Don't declare here.
3471         * haifa-sched.c (sched_verbose_param, fix_sched_param): Remove.
3472         * opts-global.c: Include dbgcnt.h and debug.h.
3473         (decode_options): Pass location to finish_options.
3474         (handle_common_deferred_options): Check flag_dump_all_passed.
3475         Handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list, OPT_fdebug_prefix_map_,
3476         OPT_frandom_seed and OPT_frandom_seed_.  Don't assert on
3477         OPT_fstack_limit.
3478         * opts.c: Don't include toplev.h, dbgcnt.h or debug.h.
3479         (set_struct_debug_option): Add location_t parameter.  Update
3480         recursive call.  Use error_at.
3481         (default_options_optimization): Use error_at.
3482         (finish_options): Add location_t parameter.  Use
3483         opts->x_flag_opts_finished instead of first_time_p.  Use
3484         opts->x_optimize instead of optimize.  Use error_at.  Pass
3485         location to inform.
3486         (print_filtered_help): Use opts->x_help_printed to track what
3487         options have been printed.
3488         (print_specific_help): Use opts->x_help_columns to track number of
3489         columns.
3490         (common_handle_option): Pass locations and gcc_options pointers to
3491         more functions.  Use warning_at instead of fnotice and warning.
3492         Don't handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list or
3493         OPT_fdebug_prefix_map_.  Use error_at.  Set
3494         opts->x_initial_max_fld_align; don't set maximum_field_alignment.
3495         Don't handle OPT_frandom_seed or OPT_frandom_seed_.  Don't handle
3496         OPT_fsched_verbose_.
3497         (handle_param): Add location_r parameter.  Use error_at.
3498         (set_debug_level): Add location_r parameter.  Use error_at and
3499         warning_at.
3500         (setup_core_dumping): Add diagnostic_context parameter.
3501         (decode_d_option): Add gcc_options, location_t and
3502         diagnostic_context parameters and use them instead of global
3503         state.  Use warning_at.
3504         (enable_warning_as_error): Use error_at.
3505         * opts.h (finish_options): Update prototype.
3506         (set_struct_debug_option): Declare here.
3507         * rtl.h (fix_sched_param): Remove.
3508         * stor-layout.c (initial_max_fld_align): Remove.
3509         * toplev.c (rtl_dump_and_exit, flag_print_asm_name,
3510         graph_dump_format, flag_debug_asm, flag_dump_rtl_in_asm): Remove.
3511         (process_options): Set maximum_field_alignment.
3512         * tree.h (initial_max_fld_align) Don't declare here.
3513         * Makefile.in (opts.o, opts-global.o): Update dependencies.
3515 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
3517         * flag-types.h (struct visibility_flags): Don't declare here.
3518         * flags.h (strip_off_ending, fast_math_flags_set_p,
3519         fast_math_flags_struct_set_p): Declare here.
3520         (visibility_options): Don't declare here.
3521         * opts-common.c (option_enabled, get_option_state): Move from
3522         opts.c.
3523         * opts-global.c: Include diagnostic.h instead of
3524         diagnostic-core.h.  Include tree.h, langhooks.h, lto-streamer.h
3525         and toplev.h.
3526         (const_char_p, ignored_options, in_fnames, num_in_fnames,
3527         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
3528         print_ignored_options, unknown_option_callback,
3529         post_handling_callback, lang_handle_option, add_input_filename,
3530         read_cmdline_options, initial_lang_mask, init_options_once,
3531         decode_cmdline_options_to_array_default_mask,
3532         set_default_handlers, decode_options): Move from opts.c.
3533         (print_ignored_options): Use warning_at instead of saving and
3534         restoring input_location.
3535         * opts.c: Include <signal.h> and <sys/resource.h>.  Include rtl.h
3536         instead of expr.h.  Don't include langhooks.h, except.h or
3537         lto-streamer.h.  Add more comments on includes.
3538         (strip_off_ending, setup_core_dumping, decode_d_option): Move from
3539         toplev.c.
3540         (visibility_options): Move to c-family/c-common.c.
3541         (const_char_p, ignored_options, in_fnames, num_in_fnames,
3542         write_langs, complain_wrong_lang, postpone_unknown_option_warning,
3543         print_ignored_options, unknown_option_callback,
3544         post_handling_callback, lang_handle_option, add_input_filename,
3545         read_cmdline_options, initial_lang_mask, init_options_once,
3546         decode_cmdline_options_to_array_default_mask,
3547         set_default_handlers, decode_options): Move to opts-global.c.
3548         (target_handle_option, default_options_optimization,
3549         finish_options, common_handle_option): Remove static.
3550         (option_enabled, get_option_state): Move to opts-common.c.
3551         * opts.h (common_handle_option, target_handle_option,
3552         finish_options, default_options_optimization): Declare.
3553         * toplev.c: Don't include <signal.h> or <sys/resource.h>.
3554         (setup_core_dumping, strip_off_ending, decode_d_option): Move to
3555         opts.c.
3556         * toplev.h (strip_off_ending, decode_d_option,
3557         fast_math_flags_set_p, fast_math_flags_struct_set_p): Don't
3558         declare here.
3559         * Makefile.in (opts.o, opts-global.o): Update dependencies.
3561 2010-11-23  Dave Korn  <dave.korn.cygwin@gmail.com>
3563         PR driver/42690
3564         * gcc.c (LINK_COMMAND_SPEC): Remove hard-coded pass-through plugin
3565         options, replace by call of pass-through-libs spec function to process
3566         link_gcc_c_sequence spec.
3567         (lto_libgcc_spec): Delete variable.
3568         (static_specs[]): Remove related entry.
3569         (static_spec_functions[]): Add new entry for pass-through-libs.
3570         (main): Don't generate deleted lto_libgcc_spec.
3571         (pass_through_libs_spec_func): New function to implement the new
3572         pass-through-libs spec function.
3573         * doc/invoke.texi (pass-through-libs): Document new spec function.
3575 2010-11-23  Joseph Myers  <joseph@codesourcery.com>
3577         * doc/options.texi (Warning, Optimization): Document.
3579 2010-11-23  Jan Hubicka  <jh@suse.cz>
3581         * tree.h (DECL_HAS_IMPLICIT_SECTION_NAME_P): New macro.
3582         (tree_decl_with_vis): Add implicit_section_name_p.
3583         * targhooks.h (default_function_section): Declare.
3584         * target.def (function_section): New hook.
3585         * defaults.h (HOT_TEXT_SECTION_NAME,
3586         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
3587         * predict.c (choose_function_section): Remove.
3588         (estimate_bb_frequencies): Do not use choose_function_section.
3589         * coretypes.h (enum node_frequency): Move here from cgraph.h
3590         * cgraph.h (enum node_frequency): Remove.
3591         * varasm.c (initialize_cold_section_name, unlikely_text_section,
3592         unlikely_text_section_p): Remove.
3593         (named_subsection_entry): New structure.
3594         (get_text_section): New function.
3595         (default_function_section): New function.
3596         (function_section_1): Break out from ...; handle profile info.
3597         (function_section): ... here.
3598         (unlikely_text_section): Remove.
3599         (unlikely_text_section_p): Use function_section_1.
3600         (assemble_start_function): Do not initialize cold section.
3601         (default_section_type_flags): Do not special case cold subsection.
3602         (switch_to_section): Likewise.
3603         * output.h (get_text_section): Define.
3604         * config/i386/winnt.c: Do not special case cold section.
3605         * config/darwin-protos.h (darwin_function_section): Declare.
3606         * config/microblaze/microblaze.h (HOT_TEXT_SECTION_NAME,
3607         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
3608         * config/ia64/hpux.h (HOT_TEXT_SECTION_NAME,
3609         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
3610         (TARGET_ASM_FUNCTION_SECTION): Define to ia64_hpux_function_section.
3611         * config/ia64/ia64.c (ia64_hpux_function_section): New function.
3612         * config/darwin.c (machopic_select_section): Use
3613         darwin_function_section.
3614         (darwin_function_section): New function.
3615         * config/darwin.h (HOT_TEXT_SECTION_NAME,
3616         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Remove.
3617         (TARGET_ASM_FUNCTION_SECTION): Define.
3618         * system.h (HOT_TEXT_SECTION_NAME,
3619         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Poison.
3621 2010-11-23  Iain Sandoe  <iains@gcc.gnu.org>
3623         * config/darwin.h (LINK_COMMAND_SPEC_A): Use %(link_gcc_c_sequence).
3624         LINK_GCC_C_SEQUENCE_SPEC: Define new macro.
3626 2010-11-23  Jakub Jelinek  <jakub@redhat.com>
3628         PR middle-end/46499
3629         * cfgexpand.c (maybe_cleanup_end_of_block): Remove also BARRIERs
3630         following unconditional jumps.
3632 2010-11-23  Richard Guenther  <rguenther@suse.de>
3634         * doc/md.texi (386 constraints): Clarify A constraint documentation.
3636 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
3637             Jeremie Salvucci  <jeremie.salvucci@free.fr>
3639         * gengtype.c (enum typekind, struct options)
3640         (struct nested_ptr_data, struct pair, NUM_PARAM)
3641         (enum gc_used_num, struct type, UNION_P, UNION_OR_STRUCT_P):
3642         Move to gengtype.h.
3643         (string_type, scalar_nonchar, scalar_nonchar, scalar_char):
3644         Remove static, add zero state_number.
3645         (typedefs, structures, param_structs, variables): Remove static.
3646         (create_option): Remove.
3647         (create_string_option, create_type_option, create_nested_option):
3648         New functions.
3649         (create_nested_ptr_option): Use create_nested_option.
3650         (note_variable, adjust_field_rtx_def, adjust_field_type): Call the
3651         new create*option functions.
3652         (process_gc_options): Adjust for discriminated option.
3653         (output_mangled_typename): Handle TYPE_NONE.
3654         (walk_type): Test option kinds.
3655         (write_types_process_field): Handle TYPE_NONE and TYPE_ARRAY.
3656         (write_func_for_structure, write_type, write_local, write_root)
3657         (write_roots, note_def_vec, dump_options): Adjust for
3658         discriminated option.
3660         * gengtype.h (typedefs, structures, param_structs, variables
3661         enum typekind): Move from gengtype.c
3662         (enum option_kind): New discriminating enumeration.
3663         (struct options): Becomes discriminated.
3664         (struct nested_ptr_data): Nove from gengtype.c
3665         (create_string_option, create_type_option, create_nested_option)
3666         (create_nested_ptr_option): New functions
3667         (struct pair, enum_gc_used_enum, NUM_PARAM, struct type, UNION_P)
3668         (UNION_OR_STRUCT_P): Move from gengtype.c
3670         * gengtype-parse.c (str_optvalue_opt, type_optvalue, option): Make
3671         discriminated options.
3673 2010-11-23  Richard Guenther  <rguenther@suse.de>
3675         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid doing work
3676         twice.  Avoid re-allocating the ops vector all the time.
3678 2010-11-23  Richard Guenther  <rguenther@suse.de>
3680         * tree-ssa-alias.c (refs_may_alias_p_1): Avoid calls to
3681         is_gimple_min_invariant, group tree code checks to allow
3682         combining them.
3683         (stmt_may_clobber_ref_p_1): Check for SSA_NAME instead
3684         of is_gimple_reg.
3686 2010-11-23  Eric Botcazou  <ebotcazou@adacore.com>
3688         * config.gcc (sparc*-*-*): Reorder.
3690 2010-11-23  Basile Starynkevitch  <basile@starynkevitch.net>
3692         * gengtype.c (header_dot_h_frul, source_dot_c_frul):
3693         Remove ENABLE_CHECKING around DBGPRINTF.
3695 2010-11-22  Joseph Myers  <joseph@codesourcery.com>
3697         * common.opt (exit_after_options, write_symbols, debug_info_level,
3698         use_gnu_debug_info_extensions): New Variable entries.
3699         (fprofile-dir=): Use Var.
3700         * flag-types.h (enum debug_info_level): Rename to enum
3701         debug_info_levels.
3702         * flags.h (write_symbols, debug_info_level,
3703         use_gnu_debug_info_extensions): Remove declarations.
3704         * opts.c (exit_after_options, write_symbols, debug_info_level): Remove.
3705         (set_struct_debug_option): Make static variables const.
3706         (use_gnu_debug_info_extensions): Remove.
3707         (set_debug_level, print_filtered_help, print_specific_help,
3708         fast_math_flags_set_p): Take gcc_options parameters and use them
3709         in place of global variables.
3710         (print_filtered_help): Make new_help non-static.
3711         (print_specific_help): Update call to print_filtered_help.
3712         (common_handle_option): Update calls to print_specific_help.  Use
3713         gcc_options structure for more settings.  Make --help table
3714         const.  Don't handle OPT_fprofile_dir_ here.  Update calls to
3715         set_debug_level.
3716         * toplev.c (profile_data_prefix): Remove.
3717         * toplev.h (profile_data_prefix, exit_after_options): Remove
3718         declarations.
3719         (fast_math_flags_set_p): Update prototype.
3720         * cppbuiltin.c (define_builtin_macros_for_compilation_flags):
3721         Update call to fast_math_flags_set_p.
3723 2010-11-22  Richard Henderson  <rth@redhat.com>
3725         PR target/46434
3726         * config/crx/crx.c (crx_addr_reg): Rename from crx_addr_reg_p;
3727         return the address register extracted.
3728         (crx_decompose_address): Update the extracted address register.
3730 2010-11-22  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
3732         PR driver/43335
3733         * gcc.c (main): Don't crash when lto-wrapper program is not found.
3735 2010-11-22  Joern Rennecke  <amylaar@spamcop.net>
3737         PR target/46608
3738         * config/picochip/picochip.c (picochip_secondary_reload): Make static.
3739         * config/picochip/picochip-protos.h: Don't include "target.h" .
3740         (picochip_secondary_reload): Don't declare.
3742         PR target/46613
3743         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Declare.
3744         * config/m32c/m32c.c (m32c_conditional_register_usage): No longer
3745         static.
3747 2010-11-22  H.J. Lu  <hongjiu.lu@intel.com>
3749         PR bootstrap/46609
3750         * gengtype.c (header_dot_h_frul): Check ENABLE_CHECKING.
3751         (source_dot_c_frul): Likewise.
3753 2010-11-22  Basile Starynkevitch  <basile@starynkevitch.net>
3755         * gimple-pretty-print.c (dump_bb_header): Add check for cfun.
3757 2010-11-22  Paolo Bonzini  <bonzini@gnu.org>
3759         PR bootstrap/44970
3760         * Makefile.in (fwprop.o) Add sparseset.h.
3761         * fwprop.c: Include sparseset.h
3762         (struct find_occurrence_data, find_occurrence_callback,
3763         find_occurrence): Remove.
3764         (active_defs, active_defs_check, register_active_defs,
3765         update_df_init, update_uses): New.
3766         (update_df): Rewrite.
3767         (try_fwprop_subst, forward_propagate_asm): Add calls to
3768         update_df_init and update_df.
3769         (fwprop_init): Allocate active_defs and active_defs_check.
3770         (fwprop_done): Free them.
3771         (fwprop, fwprop_addr): Adjust comments.
3772         * df.h (df_uses_create): Declare.
3773         * df-scan.c (df_install_ref_incremental): Break out of df_ref_create.
3774         (df_ref_create): Return result of df_ref_create_structure directly.
3775         (df_ref_create_structure): Call df_install_ref_incremental when
3776         no collection_rec is passed.
3777         (df_ref_record): Do not create multiword hard reg info when no
3778         collection_rec is passed.
3779         (df_uses_create): New.
3781 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
3783         PR middle-end/43057
3784         * fold-const.c (pedantic_non_lvalue_loc): Unshare x before
3785         setting location.
3787 2010-11-22  Richard Guenther  <rguenther@suse.de>
3789         * gimple-fold.c (maybe_fold_reference): When canonicalizing
3790         MEM_REFs, preserve volatileness.
3791         * cgraphbuild.c (mark_address): Properly check for FUNCTION_DECL
3792         addresses.
3794 2010-11-22  Richard Guenther  <rguenther@suse.de>
3796         * tree-ssa-ccp.c (get_base_constructor): Remove superfluous breaks.
3798 2010-11-22  Alexander Monakov  <amonakov@ispras.ru>
3800         PR rtl-optimization/45652
3801         * alias.c (get_reg_base_value): New.
3802         * rtl.h (get_reg_base_value): Add prototype.
3803         * sel-sched.c (init_regs_for_mode): Use it.  Don't use registers with
3804         non-null REG_BASE_VALUE for renaming.
3806 2010-11-22  Jeremie Salvucci  <jeremie.salvucci@free.fr>
3807             Basile Starynkevitch  <basile@starynkevitch.net>
3809         * gengtype.c: Include xregex.h and obstack.h
3810         Added comments about role of get_output_file_with_visibility and
3811         our regexpr machinery.
3812         (frul_actionrout_t, struct file_rule_st): New.
3813         (hader_dot_h_frul, source_dot_c_frul): New functions.
3814         (NULL_REGEX,  NULL_FRULACT): New.
3815         (files_rules): New.
3816         (matching_file_name_substitute): New function.
3817         (get_output_file_with_visibility): Updated comments and rewritten
3818         to use the new files_rules machinery.
3820         * Makefile.in (XREGEX_H): Added variable.
3821         (build/gengtype.o): Added dependencies for xregex.h and obstack.h
3823 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
3825         * system.h (FUNCTION_ARG_BOUNDARY): Really poison.
3827 2010-11-21  Nathan Froyd  <froydnj@codesourcery.com>
3829         * target.def (conditional_register_usage): Define.
3830         * reginfo.c (init_reg_sets_1): Call
3831         targetm.conditional_register_usage.
3832         * system.h (CONDITIONAL_REGISTER_USAGE): Poison.
3833         * doc/tm.texi.in (CONDITIONAL_REGISTER_USAGE): Adjust language
3834         for making it a hook.
3835         * doc/tm.texi: Regenerate.
3836         * config/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3837         * config/alpha/alpha.c (alpha_conditional_register_usage): ...here.
3838         New function.
3839         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3840         * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3841         * config/arc/arc.c (arc_conditional_register_usage): ...here.
3842         New function.
3843         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3844         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3845         * config/arm/arm.c (arm_conditional_register_usage): ...here.
3846         New function.
3847         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3848         * config/bfin/bfin.h (CONDITIONAL_REGISTER_USAGE): Delete.
3849         * config/bfin/bfin-protos.h (conditional_register_usage): Delete.
3850         * config/bfin/bfin.c (conditional_register_usage): Move code into...
3851         (bfin_conditional_register_usage): ...here.  New function.
3852         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3853         * config/cris/cris.h (CONDITIONAL_REGISTER_USAGE): Delete.
3854         * config/cris/cris-protos.h (cris_conditional_register_usage): Delete.
3855         * config/cris/cris.c (cris_conditional_register_usage): Make static.
3856         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3857         * config/fr30/fr30.h (FIXED_REGISTERS): Adjust comment.
3858         * config/frv/frv.h (CONDITIONAL_REGISTER_USAGE): Delete.
3859         * config/frv/frv-protos.h (frv_conditional_register_usage): Delete.
3860         * config/frv/frv.c (frv_conditional_register_usage): Make static.
3861         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3862         * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3863         * config/h8300/h8300.c (h8300_conditional_register_usage): ...here.
3864         New function.
3865         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3866         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Delete.
3867         * config/i386/i386-protos.h (ix86_conditional_register_usage): Delete.
3868         * config/i386/i386.c (ix86_conditional_register_usage): Make static.
3869         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3870         * config/m32c/m32c.h (CONDITIONAL_REGISTER_USAGE): Delete.
3871         * config/m32c/m32c-protos.h (m32c_conditional_register_usage): Delete.
3872         * config/m32c/m32c.c (m32c_conditional_register_usage): Make static.
3873         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3874         * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3875         * config/m32r/m32r.c (m32r_conditional_register_usage): ...here.
3876         New function.
3877         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3878         * config/m68hc11/m68hc11.h (CONDITIONAL_REGISTER_USAGE): Delete.
3879         * config/m68hc11/m68hc11-protos.h (m68hc11_conditional_register_usage):
3880         Delete.
3881         * config/m68hc11/m68hc11.c (m68hc11_conditional_register_usage): Make
3882         static.
3883         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3884         * config/mep/mep.h (CONDITIONAL_REGISTER_USAGE): Delete.
3885         * config/mep/mep-protos.h (mep_conditional_register_usage): Delete.
3886         * config/mep/mep.c (mep_conditional_register_usage): Make static.
3887         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3888         * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Delete.
3889         * config/mips/mips-protos.h (mips_conditional_register_usage): Delete.
3890         * config/mips/mips.c (mips_conditional_register_usage): Make static.
3891         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3892         * config/mmix/mmix.h (CONDITIONAL_REGISTER_USAGE): Delete.
3893         * config/mmix/mmix-protos.h (mmix_conditional_register_usage): Delete.
3894         * config/mmix/mmix.c (mmix_conditional_register_usage): Make static.
3895         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3896         * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3897         * config/mn10300/mn10300.c (mn10300_conditional_register_usage):
3898         ...here.  New function.
3899         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3900         * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3901         * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): ...with this...
3902         * config/pa/pa.c (pa_conditional_register_usage): ...here.
3903         New function.
3904         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3905         * config/pdp11/pdp11.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3906         * config/pdp11/pdp11.c (pdp11_conditional_register_usage): ...here.
3907         New function.
3908         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3909         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Delete.
3910         * config/rs6000/rs6000-protos.h (rs6000_conditional_register_usage):
3911         Delete.
3912         * config/rs6000/rs6000.c (rs6000_conditional_register_usage): Make
3913         static.
3914         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3915         * config/rx/rx.h (CONDITIONAL_REGISTER_USAGE): Delete.
3916         * config/rx/rx-protos.h (rx_conditional_register_usage): Delete.
3917         * config/rx/rx.c (rx_conditional_register_usage): Make static.
3918         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3919         * config/s390/s390.h (CONDITIONAL_REGISTER_USAGE): Delete.
3920         * config/s390/s390-protos.h (s390_conditional_register_usage): Delete.
3921         * config/s390/s390.c (s390_conditional_register_usage): Make static.
3922         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3923         * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3924         * config/score/score.c (score_conditional_register_usage): ...here.
3925         New function.
3926         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3927         * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3928         * config/sh/sh.c (sh_conditional_register_usage): ...here.
3929         New function.
3930         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3931         * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3932         * config/sparc/sparc.c (sparc_conditional_register_usage): ...here.
3933         New function.
3934         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3935         * config/spu/spu.h (CONDITIONAL_REGISTER_USAGE): Delete.
3936         * config/spu/spu-protos.h (spu_conditional_register_usage): Delete.
3937         * config/spu/spu.c (spu_conditional_register_usage): Make static.
3938         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3939         * config/v850/v850.h (CONDITIONAL_REGISTER_USAGE): Move logic...
3940         * config/v850/v850.c (v850_conditional_register_usage): ...here.
3941         New function.
3942         (TARGET_CONDITIONAL_REGISTER_USAGE): Define.
3944 2010-11-21  Jan Hubicka  <jh@suse.cz>
3945             Dominique d'Humieres <dominiq@lps.ens.ft>
3947         PR target/46510
3948         * tree-emutls.c (get_emutls_init_templ_addr, new_emutls_decl): Do not
3949         finalize external decls.
3951 2010-11-21  Joseph Myers  <joseph@codesourcery.com>
3953         * system.h (strerror): Poison.
3955 2010-11-21  Richard Henderson  <rth@redhat.com>
3957         * config/ia64/ia64.c (ia64_expand_builtin): Use the correct mode
3958         for infq/huge_valq.
3960 2010-11-21  Richard Henderson  <rth@redhat.com>
3962         PR rtl-optimization/46571
3963         * gcse.c (hash_scan_set): Use next_nonnote_nondebug_insn.
3964         (compute_hash_table_work): Use NONDEBUG_INSN_P.
3966 2010-11-21  Paul Koning  <ni1d@arrl.net>
3968         * config/mips/pdp11.md (negsi2): Fix wrong code.
3970 2010-11-21  Paul Koning  <ni1d@arrl.net>
3972         * config/mips/pdp11.c (pdp11_legitimate_address_p): New function.
3973         * config/mips/pdp11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3975 2010-11-21  Eric Botcazou  <ebotcazou@adacore.com>
3977         * config/mips/mips.c (machine_function): Rename load_label_length to
3978         load_label_num_insns.
3979         (mips_load_label_length): Rename to...
3980         (mips_load_label_num_insns): ...this.  Adjust to first renaming.
3981         (mips_adjust_insn_length): Adjust to second renaming.  Fix thinko.
3983 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
3985         PR target/46533
3986         * config/alpha/predicates.md (direct_call_operand): Return false
3987         for !TARGET_SMALL_TEXT targets.
3989 2010-11-20  Joseph Myers  <joseph@codesourcery.com>
3991         * doc/tm.texi.in (HANDLE_SYSV_PRAGMA,
3992         HANDLE_PRAGMA_PACK_PUSH_POP): Remove.
3993         (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Don't refer to HANDLE_SYSV_PRAGMA.
3994         * doc/tm.texi: Regenerate.
3995         * system.h (HANDLE_PRAGMA_PACK_PUSH_POP, HANDLE_SYSV_PRAGMA,
3996         HANDLE_PRAGMA_WEAK): Poison.
3997         * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
3998         * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
3999         * config/alpha/osf5.h (HANDLE_SYSV_PRAGMA): Don't define.
4000         * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Don't define.
4001         * config/arm/arm.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4002         * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
4003         * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4004         * config/darwin.h (HANDLE_SYSV_PRAGMA): Don't define.
4005         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4006         * config/elfos.h (HANDLE_SYSV_PRAGMA): Don't define.
4007         * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4008         * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Don't define.
4009         * config/i386/cygming.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4010         * config/i386/djgpp.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4011         * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Don't define.
4012         (HANDLE_PRAGMA_WEAK): Don't undefine.
4013         * config/i386/netware.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4014         * config/i386/vxworks.h (HANDLE_SYSV_PRAGMA): Don't define.
4015         * config/ia64/hpux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4016         * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Don't define.
4017         * config/interix.h (HANDLE_SYSV_PRAGMA): Don't define.
4018         (HANDLE_PRAGMA_WEAK): Don't undefine.
4019         * config/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4020         * config/m32r/linux.h (HANDLE_SYSV_PRAGMA): Don't define.
4021         (HANDLE_PRAGMA_PACK): Don't undefine.
4022         * config/m32r/m32r.h (HANDLE_SYSV_PRAGMA): Don't undefine.
4023         * config/mep/mep.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4024         * config/mips/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4025         * config/mips/sde.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4026         * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Don't define.
4027         * config/netbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
4028         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4029         * config/openbsd.h (HANDLE_SYSV_PRAGMA): Don't define.
4030         * config/pa/pa-hpux.h (HANDLE_SYSV_PRAGMA): Don't define.
4031         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4032         * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Don't define.
4033         * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4034         * config/rx/rx.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4035         * config/score/elf.h (HANDLE_SYSV_PRAGMA): Don't define.
4036         * config/spu/spu.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4037         * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Don't define.
4038         * config/xtensa/elf.h (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define.
4040 2010-11-20  Eric Botcazou  <ebotcazou@adacore.com>
4042         PR target/31100
4043         * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP): Move to...
4044         * config/sparc/sol2.h (ASM_OUTPUT_ALIGN_WITH_NOP): ...here.
4045         * config/sparc/sol2-gas.h (ASM_OUTPUT_ALIGN_WITH_NOP): Undefine.
4047 2010-11-20  Jan Hubicka  <jh@suse.cz>
4049         * cgraph.c (ld_plugin_symbol_resolution_names): New.
4050         (dump_cgraph_node): Dump resolution.
4051         * cgraph.h (ld_plugin_symbol_resolution_names): Declare.
4052         (cgraph_comdat_can_be_unshared_p): Dclare.
4053         * lto-streamer-out.c (produce_symtab): Use
4054         cgraph_comdat_can_be_unshared_p.
4055         * ipa.c (cgraph_address_taken_from_non_vtable_p): New function.
4056         (cgraph_comdat_can_be_unshared_p): New function based on logic
4057         in cgraph_externally_visible_p.
4058         (cgraph_externally_visible_p): Use it.
4059         (varpool_externally_visible_p): Virtual tables can be unshared.
4060         * varpool.c (dump_varpool_node): Dump resolution.
4062 2010-11-20  Jan Hubicka  <jh@suse.cz>
4064         * stmt.c (lshift_cheap_p): Support properly optimize_insn_for_speed_p.
4066 2010-11-20  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
4068         PR other/46202
4069         * Makefile.in (install_sh, INSTALL_STRIP_PROGRAM): New variables.
4070         (AR_FOR_TARGET, RANLIB_FOR_TARGET, STRIP_FOR_TARGET): Fix
4071         shell quoting.
4072         (STRIP_FOR_TARGET): Look for in-tree strip under name strip-new.
4073         (install-strip): New target.
4074         (STRIPPROG): New variable, exported if STRIP is set.
4075         * doc/install.texi (Final install): Minor markup and code style
4076         fixes.  Document install-strip target.
4078 2010-11-20  Paul Koning  <ni1d@arrl.net>
4080         * config/pdp11/pdp11-protos.h (pdp11_initial_elimination_offset,
4081         pdp11_regno_reg_class): New functions.
4082         * config/pdp11/pdp11.md (define_constants): Add register numbers.
4083         * config/pdp11/pdp11.c (pdp11_regno_reg_class,
4084         pdp11_sp_frame_offset, pdp11_initial_elimination_offset): New
4085         functions.
4086         * config/pdp11/pdp11.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Add
4087         frame pointer and argument pointer pseudo-registers.
4088         (ARG_POINTER_REGNUM): Define.
4089         (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add frame pointer and
4090         argument pointer.
4091         (FIRST_PARM_OFFSET): Update for argument pointer.
4092         (INITIAL_FRAME_POINTER_OFFSET): Delete.
4093         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): New macros.
4094         (REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_INDEX_P, REGISTER_NAMES): Add
4095         frame pointer and argument pointer.
4097 2010-11-20  Jakub Jelinek  <jakub@redhat.com>
4099         PR debug/46561
4100         * tree-parloops.c (try_create_redunction_list): Ignore debug stmts
4101         when looking for immediate uses.
4103         PR tree-optimization/45830
4104         * stmt.c (expand_switch_using_bit_tests_p): New function.
4105         (expand_case): Use it.
4106         * tree.h (expand_switch_using_bit_tests_p): New prototype.
4107         * tree-switch-conversion.c (struct switch_conv_info): Add
4108         bit_test_uniq, bit_test_count and bit_test_bb fields.
4109         (check_range): Fix a comment.
4110         (check_process_case): Compute bit_test_uniq and bit_test_count.
4111         (create_temp_arrays): Use XCNEWVEC, merge 3 arrays into one
4112         allocation.
4113         (free_temp_arrays): Use XDELETEVEC, adjust for the 3 arrays merging.
4114         (constructor_contains_same_values_p): Use FOR_EACH_VEC_ELT.
4115         (array_value_type): New function.
4116         (build_one_array): Use it, if it returned different type,
4117         fold_convert all constructor fields and convert back to the
4118         wider type in the generated code.
4119         (process_switch): Initialize bit_test_uniq, bit_test_count and
4120         bit_test_bb fields.  Don't optimize if expand_switch_using_bit_tests_p
4121         returned true.
4123 2010-11-19  Michael Matz  <matz@suse.de>
4125         PR tree-optimization/46077
4126         * tree-chrec.c (eq_evolutions_p): Accept some expressions.
4128 2010-11-19  Anatoly Sokolov  <aesok@post.ru>
4130         * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
4131         * config/mn10300/mn10300.c (mn10300_asm_output_addr_const_extra): New
4132         function.
4133         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
4135 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
4137         * mode-switching.c (optimize_mode_switching): Use
4138         FOR_BB_INSNS instead of open-coded loop.
4139         * cfgrtl.c (redirect_branch_edge): Ditto.
4141 2010-11-19  Joern Rennecke  <amylaar@spamcop.net>
4143         PR target/46436
4144         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Split shift count
4145         to accomodate 32 bit HOST_WIDE_INT.
4146         (m68hc11_emit_logical): Remove unused variable insn.
4147         (m68hc11_check_z_replacement) <CLOBBER>: Set this_insn_uses_ix and
4148         this_insn_uses_iy before use.
4150         PR target/46434
4151         * config/crx/crx.c (crx_expand_epilogue): Remove unused variable.
4153 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
4155         PR c/46547
4156         * c-tree.h (in_late_binary_op): Move to c-family/c-common.h.
4157         * c-typeck.c (in_late_binary_op): Move to c-family/c-common.c.
4159 2010-11-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
4161         * doc/extend.texi (Function attributes): Document PowerPC target
4162         attributes that are supported.
4163         (Pragmas): Document that PowerPC now supports target pragmas.
4165         * doc/options.texi (TargetVariable): Document TargetVariable,
4166         HeaderInclude, and SourceInclude.
4168         * doc/invoke.texi (-mfused-madd): Document that -mfused-madd is
4169         mapped to -ffp-contract=fast, and -mno-fused-madd is mapped to
4170         -ffp-contract=off.
4172         * optc-gen.awk: Add support for TargetVariable, HeaderInclude, and
4173         SourceInclude directives.  Fix a cut+paste error with target save
4174         enum variables.  Sort enums in the structures after ints and
4175         before shorts.
4176         * opth-gen.awk: Ditto.
4178         * configure.ac: Add support for HeaderInclude and SourceInclude option
4179         directives to add the appropriate files to the dependency lists.
4180         * configure: Regenerate.
4181         * Makefile.in (OPTIONS_H_EXTRA): New variable for HeaderInclude.
4182         (OPTIONS_C_EXTRA): New variable for SourceInclude.
4183         (OPTIONS_H): Add $(OPTIONS_H_EXTRA).
4184         (options.o): Add $(OPTIONS_C_EXTRA) dependency.
4185         (gcc-options.o): Ditto.
4186         * opt-include.awk: New awk script to handle HeaderInclude and
4187         TargetInclude.
4189         * config/rs6000/aix.opt (-mxl-compat): Mark option as Save so it
4190         gets saved in the target options.
4191         * config/rs6000/linux64.opt (-mprofile-kernel): Ditto.
4192         * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4193         (-mprototype): Ditto.
4194         (-mbit-word): ditto.
4195         (-mregnames): Ditto.
4196         (-msecure-plt): Ditto.
4197         (-mbss-plt): Ditto.
4198         * config/rs6000/rs6000.opt (-mpowerpc-gpopt): Ditto.
4199         (-mpowerpc-gfxopt): Ditto.
4200         (-mmfcrf): Ditto.
4201         (-mpopcntb): Ditto.
4202         (-mfprnd): Ditto.
4203         (-mcmpb): Ditto.
4204         (-mmmfpgpr): Ditto.
4205         (-maltivec): Ditto.
4206         (-mhard-dfp): Ditto.
4207         (-mmulhw): Ditto.
4208         (-mdlmzb): Ditto.
4209         (-mmultiple): Ditto.
4210         (-mstring): Ditto.
4211         (-mpopcntd): Ditto.
4212         (-mfriz): Ditto.
4213         (-mvsx): Ditto.
4214         (-mno-update): Ditto.
4215         (-mavoid-indexed-addresses): Ditto.
4216         (-mtls-markers): Ditto.
4217         (-msched-epilog): Ditto.
4218         (-msched-prolog): Ditto.
4219         (-maix-struct-return): Ditto.
4220         (-msvr4-struct-return): Ditto.
4221         (-mxl-compat): Ditto.
4222         (-mrecip-precision): Ditto.
4223         (-mfp-in-toc): Ditto.
4224         (-msum-in-toc): Ditto.
4225         (-mvrsave): Ditto.
4226         (-mblock-move-inline-limit=): Ditto.
4227         (-misel): Ditto.
4228         (-mpaired): Ditto.
4229         (-mlongcall): Ditto.
4230         (-mgen-cell-microcode): Ditto.
4231         (-mwarn-cell-microcode): Ditto.
4232         (-mwarn-altivec-long): Ditto.
4233         (-mprioritize-restricted-insns=): Ditto.
4234         (-msingle-float): Ditto.
4235         (-mdouble-float): Ditto.
4236         (-msimple-fpu): Ditto.
4237         (-mxilinx-fpu): Ditto.
4238         * config/rs6000/aix64.opt (-mpe): Ditto.
4240         * config/rs6000/rs6000.opt (HeaderInclude): Include rs6000-opts.h.
4241         (rs6000_cpu): Move variable to be a target variable.  Rename
4242         cmodel to rs6000_current_cmodel because of macro conflict.  Merge
4243         -mdebug=<xxx> variables into a single int.
4244         (rs6000_always_hint): Ditto.
4245         (rs6000_sched_groups): Ditto.
4246         (rs6000_align_branch_targets): Ditto.
4247         (rs6000_sched_costly_dep): Ditto.
4248         (rs6000_sched_insert_nops): Ditto.
4249         (rs6000_long_double_type_size): Ditto.
4250         (rs6000_ieeequad): Ditto.
4251         (rs6000_altivec_abi): Ditto.
4252         (rs6000_spe): Ditto.
4253         (rs6000_spe_abi): Ditto.
4254         (rs6000_float_gprs): Ditto.
4255         (rs6000_darwin64_abi): Ditto.
4256         (can_override_loop_align): Ditto.
4257         (rs6000_sdata): Ditto.
4258         (rs6000_tls_size): Ditto.
4259         (rs6000_current_abi): Ditto.
4260         (rs6000_traceback): Ditto.
4261         (rs6000_alignment_flags): Ditto.
4262         (rs6000_current_cmodel): Ditto.
4263         (rs6000_recip_control): Ditto.
4264         (rs6000_cpu_index): Ditto.
4265         (rs6000_tune_index): Ditto.
4266         (rs6000_debug): Ditto.
4267         (rs6000_target_flags_explict): Ditto.
4269         * config/rs6000/rs6000-protos.h (rs6000_pragma_target_parse): Add
4270         declaration.
4272         * config/rs6000/linux64.h (rs6000_current_cmode): Rename from
4273         cmodel.  Change all uses.
4275         * config/rs6000/rs6000.c (rs6000_always_hint): Move to
4276         rs6000.opt.  Combine -mdebug=<xxx> variables into a single int.
4277         Rename cmodel to rs6000_current_cmodel.
4278         (rs6000_sched_groups): Ditto.
4279         (rs6000_align_branch_targets): Ditto.
4280         (rs6000_sched_costly_dep): Ditto.
4281         (rs6000_sched_insert_nops): Ditto.
4282         (rs6000_long_double_type_size): Ditto.
4283         (rs6000_ieeequad): Ditto.
4284         (rs6000_altivec_abi): Ditto.
4285         (rs6000_spe): Ditto.
4286         (rs6000_spe_abi): Ditto.
4287         (rs6000_float_gprs): Ditto.
4288         (rs6000_darwin64_abi): Ditto.
4289         (can_override_loop_align): Ditto.
4290         (rs6000_sdata): Ditto.
4291         (rs6000_tls_size): Ditto.
4292         (rs6000_current_abi): Ditto.
4293         (rs6000_traceback): Ditto.
4294         (rs6000_alignment_flags): Ditto.
4295         (rs6000_current_cmodel): Ditto.
4296         (rs6000_recip_control): Ditto.
4297         (rs6000_cpu_index): Ditto.
4298         (rs6000_tune_index): Ditto.
4299         (rs6000_debug): Ditto.
4300         (rs6000_target_flags_explict): Ditto.
4301         (rs6000_sched_insert_nops_str): Make static.
4302         (rs6000_sched_costly_dep_str): Ditto.
4303         (rs6000_recip_name): Ditto.
4304         (rs6000_abi_name): Ditto.
4305         (rs6000_sdata_name): Ditto.
4306         (enum rs6000_traceback_name): Move to rs6000-opts.h.
4307         (rs6000_parse_tls_size_option): Delete.
4308         (rs6000_valid_attribute_p): New function for target attributes and
4309         pragmas.
4310         (rs6000_function_specific_save): Ditto.
4311         (rs6000_function_specific_restore): Ditto.
4312         (rs6000_function_specific_print): Ditto.
4313         (rs6000_can_inline_p): Ditto.
4314         (rs6000_set_current_function): Ditto.
4315         (rs6000_inner_target_options): Ditto.
4316         (rs6000_debug_target_options): Ditto.
4317         (rs6000_pragma_target_parse): Ditto.
4318         (TARGET_OPTION_VALID_ATTRIBUTE_P): Define target hooks for target
4319         attributes and pragmas.
4320         (TARGET_OPTION_SAVE): Ditto.
4321         (TARGET_OPTION_RESTORE): Ditto.
4322         (TARGET_OPTION_PRINT): Ditto.
4323         (TARGET_CAN_INLINE_P): Ditto.
4324         (TARGET_SET_CURRENT_FUNCTION): Ditto.
4325         (POWER_MASKS): Move to file level scope from the
4326         rs6000_option_override_internal function.
4327         (POWERPC_MASKS): Ditto.
4328         (ISA_*_MASKS): Ditto.
4329         (struct rs6000_ptt): Ditto.
4330         (processor_target_table): Ditto.
4331         (rs6000_cpu_name_lookup): Map cpu name to an index in
4332         processor_target_table.
4333         (rs6000_debug_reg_global): Print more information on processor
4334         options for -mdebug=reg.
4335         (rs6000_init_hard_regno_mode_ok): Add support for target
4336         attributes and pragmas.  Merge all -mdebug=<xxx> fields into one.
4337         Allow -mdebug=val1,val2.  Rename cmodel variable.
4338         (rs6000_option_override_internal): Ditto.
4339         (rs6000_option_override): Ditto.
4340         (rs6000_handle_option): Ditto.
4341         (rs6000_conditional_register_usage): Add debug trace message.
4342         (struct rs6000_opt_mask): New for target attribute/pragma support.
4343         (rs6000_opt_masks): Ditto.
4344         (struct rs6000_opt_var): Ditto.
4345         (rs6000_opt_vars): Ditto.
4346         (rs6000_previous_function): Ditto.
4348         * config/rs6000/rs6000.h (top level): Include rs6000-opts.h if it
4349         wasn't already included.
4350         (enum rs6000_cmodel): Move to rs6000-opts.h or rs6000.opt.
4351         (enum processor_type): Ditto.
4352         (rs6000_cpu): Ditto.
4353         (enum fpu_type_t): Ditto.
4354         (fpu_type): Ditto.
4355         (enum rs6000_dependence_cost): Ditto.
4356         (enum rs6000_nop_insertion): Ditto.
4357         (enum group_termination): Ditto.
4358         (rs6000_long_double_type_size): Ditto.
4359         (rs6000_ieeequad): Ditto.
4360         (rs6000_altivec_abi): Ditto.
4361         (rs6000_spe_abi): Ditto.
4362         (rs6000_spe): Ditto.
4363         (rs6000_float_gprs): Ditto.
4364         (rs6000_alignment_flags): Ditto.
4365         (rs6000_sched_insert_nops): Ditto.
4366         (enum rs6000_vector): Ditto.
4367         (enum rs6000_abi): Ditto.
4368         (rs6000_current_opt): Ditto.
4369         (rs6000_debug_*): Delete.
4370         (MASK_DEBUG*): Combine -mdebug=xxxx into one int.
4371         (TARGET_DEBUG*): Ditto.
4373         * config/rs6000/rs6000-opts.h: New header file to define the enums
4374         that are used in target variables that are now defined in rs6000.opt.
4376         * config/rs6000/sysv4.h (enum rs6000_sdata_type): Move to
4377         rs6000-opts.h.
4378         (rs6000_sdata): Ditto.
4379         (rs6000_abi_name): Delete.
4380         (rs6000_sdata_name): Ditto.
4381         (rs6000_tls_size_string): Ditto.
4383 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
4385         * common.opt (debug_struct_ordinary, debug_struct_generic): New
4386         Variable entries.
4387         * dwarf2out.c (matches_main_base, dump_struct_debug, DUMP_GSTRUCT,
4388         should_emit_struct_debug): Move from opts.c.
4389         * flag-types.h (enum debug_struct_file): Move from opts.c.
4390         * flags.h (should_emit_struct_debug): Remove.
4391         (base_of_path): Declare.
4392         (set_struct_debug_option): Add gcc_options parameter.
4393         * optc-gen.awk, opth-gen.awk: Handle array variables.
4394         * opts.c (enum debug_struct_file, debug_struct_ordinary,
4395         debug_struct_generic): Remove.
4396         (set_struct_debug_option): Add gcc_options parameter.
4397         (base_of_path): Remove static.
4398         (main_input_basename, main_input_baselength, matches_main_base,
4399         dump_struct_debug, DUMP_GSTRUCT, should_emit_struct_debug):
4400         Remove.
4401         * toplev.c (main_input_basename, main_input_baselength): Define
4402         here.
4403         * toplev.h (main_input_basename, main_input_baselength): Declare
4404         here.
4406 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
4408         * common.opt (flag_instrument_functions_exclude_functions,
4409         flag_instrument_functions_exclude_files): New Variable definitions.
4410         * flags.h (flag_instrument_functions_exclude_p): Don't declare.
4411         * gimplify.c (char_p): Declare type and vectors.
4412         (flag_instrument_functions_exclude_p): Moved from opts.c.  Make static.
4413         * opts.c (flag_instrument_functions_exclude_functions,
4414         flag_instrument_functions_exclude_files): Remove.
4415         (add_comma_separated_to_vector): Take void **.
4416         (flag_instrument_functions_exclude_p): Move to gimplify.c.
4417         (common_handle_option): Use options structure for
4418         -finstrument-functions-exclude- options.
4420 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
4422         * doc/options.texi (Var): Document effects of Defer.
4423         (Defer): Document.
4424         * opt-functions.awk (var_type, var_set): Handle deferred options.
4425         * opts-common.c (set_option): Handle CLVC_DEFER.
4426         * common.opt (fcall-saved-, fcall-used-, fdump-, ffixed-,
4427         fplugin=, fplugin-arg-, fstack-limit, fstack-limit-register=,
4428         fstack-limit-symbol=): Mark as deferred.
4429         * opts.c: Don't include rtl.h, ggc.h, output.h, tree-pass.h or
4430         plugin.h.
4431         (print_filtered_help): Don't report state of CLVC_DEFER options.
4432         (common_handle_option): Move code for OPT_fcall_used_,
4433         OPT_fcall_saved_, OPT_fdump_, OPT_ffixed_, OPT_fplugin_,
4434         OPT_fplugin_arg_, OPT_fstack_limit, OPT_fstack_limit_register_ and
4435         OPT_fstack_limit_symbol_ to opts-global.c.
4436         (option_enabled, get_option_state): Handle CLVC_DEFER.
4437         * opts.h: Include vec.h.
4438         (enum cl_var_type): Add CLVC_DEFER.
4439         (cl_deferred_option): Define type and vectors.
4440         (handle_common_deferred_options): Declare.
4441         * opts-global.c: New.
4442         * toplev.c (toplev_main): Call handle_common_deferred_options
4443         * Makefile.in (OPTS_H): Include $(VEC_H).
4444         (OBJS-common): Include opts-global.o.
4445         (opts.o): Update dependencies.
4446         (opts-global.o): Add dependencies.
4448 2010-11-19  Nicola Pero  <nicola.pero@meta-innovation.com>
4450         * c-parser.c (c_parser_objc_protocol_definition): Pass attributes
4451         to objc_declare_protocols.
4453 2010-11-19  Richard Guenther  <rguenther@suse.de>
4455         PR lto/45789
4456         * lto-streamer-out.c (lto_output_ts_common_tree_pointers): For
4457         IDENTIFIERs do not stream TREE_TYPE.
4458         * lto-streamer-in.c (lto_input_ts_common_tree_pointers): Likewise.
4460 2010-11-19  Christian Borntraeger  <borntraeger@de.ibm.com>
4462         * config/s390/s390.c (s390_function_arg_integer): Handle NULLPTR_TYPE.
4464 2010-11-19  Jakub Jelinek  <jakub@redhat.com>
4466         PR target/45870
4467         * dwarf2out.c (const_ok_for_output_1): Don't complain about
4468         non-delegitimized TLS UNSPECs.
4470 2010-11-18  Jack Howarth  <howarth@bromo.med.uc.edu>
4471             Ian Lance Taylor  <iant@google.com>
4473         * config/darwin-c.c (darwin_additional_format_types): Export.
4475 2010-11-18  Paul Koning  <ni1d@arrl.net>
4477         * config/pdp11/pdp11.h (FIRST_PARM_OFFSET): Fix case of no frame
4478         pointer.
4480 2010-11-18  Paul Koning  <ni1d@arrl.net>
4482         * config/pdp11/pdp11.md (abshi2): Delete TARGET_ABSHI_BUILTIN.
4483         * config/pdp11/pdp11.c (TARGET_DEFAULT_TARGET_FLAGS): Ditto.
4484         * config/pdp11/pdp11.opt (-mabshi): Delete.
4486 2010-11-19  Mingjie Xing  <mingjie.xing@gmail.com>
4488         * resource.h (struct resources): Fix typo in the comment.
4490 2010-11-19  Uros Bizjak  <ubizjak@gmail.com>
4492         PR target/46546
4493         * config/i386/i386.c (ix86_reorg): Call compute_bb_for_insn.
4495 2010-11-18  Richard Henderson  <rth@redhat.com>
4497         PR middle-end/46515
4498         * function.c (maybe_copy_prologue_epilogue_insn): Rename from
4499         maybe_copy_epilogue_insn; handle prologue insns as well.
4500         * rtl.h, cfglayout.c: Update for rename.
4501         * recog.c (peep2_attempt): Copy prologue/epilogue data for
4502         RTX_FRAME_RELATED_P insns.
4504 2010-11-18  Jakub Jelinek  <jakub@redhat.com>
4506         PR middle-end/46534
4507         * builtins.c (fold_builtin_printf): Don't copy and modify string
4508         before build_string_literal, instead modify what
4509         build_string_literal returned.
4511 2010-11-18  Nathan Froyd  <froydnj@codesourcery.com>
4513         PR c/33193
4514         * c-typeck.c (build_unary_op): Call build_real_imag_expr for
4515         REALPART_EXPR and IMAGPART_EXPR.
4517 2010-11-18  Richard Guenther  <rguenther@suse.de>
4519         PR tree-optimization/46172
4520         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): New
4521         function.
4522         (slpeel_tree_peel_loop_to_edge): Call it.
4524 2010-11-18  Jeff Law  <law@redhat.com>
4526         PR middle-end-optimization/46297
4527         * postreload.c (reload_combine_note_store): Deal with embedded
4528         side effects in MEM expressions.
4530 2010-11-18  Richard Guenther  <rguenther@suse.de>
4532         PR lto/45089
4533         * dwarf2out.c (add_AT_die_ref): Work around LTO losing types
4534         when checking is not enabled.
4536 2010-11-18  Richard Guenther  <rguenther@suse.de>
4538         PR lto/46525
4539         * gimple.c (gimple_register_type): Update TYPE_MAIN_VARIANT of
4540         type leaders.
4541         (gimple_register_canonical_type): Also cache the canoncial type
4542         for non type leaders.
4544 2010-11-18  Richard Guenther  <rguenther@suse.de>
4546         * lto-wrapper.c (run_gcc): Fix -flto=N parsing.
4548 2010-11-18  Alexander Monakov  <amonakov@ispras.ru>
4550         PR middle-end/46518
4551         * sel-sched-ir.c (init_expr): Use the correct type for
4552         target_available.
4553         * sel-sched.c (fill_vec_av_set): Use explicitly signed char type.
4555 2010-11-17  Joakim Tjernlund  <Joakim.Tjernlund@transmode.se>
4557         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Support -fpic
4558         as well as -mrelocatable at the same time.
4560 2010-11-17  Quentin Neill  <quentin.neill.gnu@gmail.com>
4562         PR target/46422
4563         * config/i386/bmiintrin.h (__lzcnt_u16, __lzcnt_u32, __lzcnt_u64):
4564         Call the clz builtin.
4566 2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
4567             Steve Ellcey  <sje@cup.hp.com>
4569         PR middle-end/31490
4570         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
4571         if section attribute used.
4573 2010-11-17  Jan Hubicka  <jh@suse.cz>
4575         * builtins.c (expand_builtin_mathfn_2, expand_builtin_mathfn): Do not
4576         expand errno setting variant when optimizing for size.
4578 2010-11-17  Eric Botcazou  <ebotcazou@adacore.com>
4580         * postreload.c (reload_combine): Call control_flow_insn_p only once.
4581         Reverse backward loop.  Fix formatting issues.
4583 2010-11-17  Paolo Bonzini  <bonzini@gnu.org>
4585         * c-parser.c (c_token_is_qualifier,
4586         c_parser_next_token_is_qualifier): New.
4587         (c_parser_declaration_or_fndef, c_parser_struct_declaration):
4588         Improve error message on specs->tagdef_seen_p.
4589         (c_parser_struct_or_union_specifier): Improve error recovery.
4590         (c_parser_declspecs): Move exit condition on C_ID_ID early.
4591         Reorganize exit condition for C_ID_TYPENAME/C_ID_CLASSNAME
4592         using c_parser_next_token_is_qualifier; extend it to cover
4593         a ctsk_tagdef typespec and !typespec_ok in general.
4595 2010-11-17  Richard Guenther  <rguenther@suse.de>
4597         * value-prof.c (gimple_divmod_fixed_value_transform): Update the stmt.
4598         (gimple_mod_pow2_value_transform): Likewise.
4599         (gimple_mod_subtract_transform): Likewise.
4601 2010-11-17  Richard Guenther  <rguenther@suse.de>
4603         PR lto/46504
4604         * gimple.c (gimple_register_canonical_type): Make sure to only
4605         make type leaders canonical types.
4607 2010-11-17  Michael Matz  <matz@suse.de>
4609         * timevar.def (TV_IPA_OPT, TV_EARLY_LOCAL, TV_OPTIMIZE,
4610         TV_POSTRELOAD, TV_REMOVE_UNUSED, TV_ADDRESS_TAKEN, TV_TODO,
4611         TV_VERIFY_LOOP_CLOSED, TV_VERIFY_RTL_SHARING,
4612         TV_REBUILD_FREQUENCIES, TV_REPAIR_LOOPS): New.
4613         * tree-into-ssa.c (rewrite_into_ssa): Don't push/pop timevar here ...
4614         (pass_build_ssa): ... but here.
4615         * cgraphbuild.c (pass_rebuild_cgraph): Use timevar.
4616         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Use timevar.
4617         * tree-emutls.c (pass_ipa_lower_emutls): Ditto.
4618         * df-core.c (pass_df_initialize_opt, pass_df_initialize_no_opt): Ditto.
4619         * predict.c (rebuild_frequencies): Ditto.
4620         * tree-vectorizer.c (pass_ipa_increase_alignment): Ditto.
4621         * emit-rtl.c (verify_rtl_sharing): Ditto.
4622         * tree-cfgcleanup.c (repair_loop_structures): Ditto.
4623         * tree-ssa-live.c (remove_unused_locals): Ditto.
4624         * cfglayout.c (pass_into_cfg_layout, pass_outof_cfg_layout): Ditto.
4625         * tree-ssa.c (pass_early_warn_uninitialized,
4626         execute_update_addresses_taken, pass_update_address_taken): Ditto.
4627         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4628         pass_cleanup_cfg_post_optimizing, tree_rest_of_compilation): Ditto.
4629         * passes.c (pass_postreload, execute_todo): Ditto.
4630         * tree-ssanames.c (pass_release_ssa_names): Ditto.
4632 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
4634         * doc/invoke.texi (-dy): Remove.
4635         * langhooks-def.h (lhd_do_nothing_i): Don't declare.
4636         (LANG_HOOKS_PARSE_FILE): Define to lhd_do_nothing.
4637         * langhooks.c (lhd_do_nothing_i): Remove.
4638         * langhooks.h (lang_hooks.parse_file): Take no arguments.
4639         * toplev.c (set_yydebug): Remove.
4640         (compile_file): Update call to lang_hooks.parse_file.
4641         (decode_d_option): Don't handle -dy.
4643 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
4645         PR rtl-optimization/46440
4646         * combine.c (update_cfg_for_uncondjump): When changing
4647         an indirect jump into unconditional jump, remove BARRIERs
4648         from bb's footer.
4650 2010-11-17  Joseph Myers  <joseph@codesourcery.com>
4652         * opts.c (target_handle_option): Do not assert that loc ==
4653         UNKNOWN_LOCATION.
4655 2010-11-17  Jakub Jelinek  <jakub@redhat.com>
4656             Richard Guenther  <rguenther@suse.de>
4658         PR middle-end/45838
4659         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
4660         call_may_clobber_ref_p_1): Return true for __sync_* and some
4661         OpenMP builtins that act as threading barriers.
4663 2010-11-17  Richard Guenther  <rguenther@suse.de>
4665         PR tree-optimization/46498
4666         * tree-ssa-dce.c (perform_tree_ssa_dce): Compute dominator info.
4668 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
4670         * config/xtensa/xtensa.c (function_arg_boundary): Really rename to...
4671         (xtensa_function_arg_boundary): ...this.
4672         * config/picochip/pichochip.c (picochip_function_arg_boundary): Fix
4673         thinko in declaration.
4674         (picochip_function_arg, picochip_arg_partial_bytes): Pass proper
4675         number of parameters to picochip_function_arg_boundary.
4676         (picochip_arg_advance): Likewise.
4678 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
4680         PR target/46512
4681         * config/pa/pa.c (pa_function_arg_boundary): Move TYPE_SIZE accesses
4682         under check for type.
4684 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
4686         * ifcvt.c (dead_or_predicable): Fix typo.
4688 2010-11-16  Richard Henderson  <rth@redhat.com>
4690         * config.gcc [s390*-*] (extra_options): Add fused-madd.opt.
4691         * config/s390/s390.opt (mfused-madd): Remove.
4692         * config/s390/s390.c (s390_rtx_costs): Handle FMA.
4693         (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD.
4694         * config/s390/s390.md (fma<DSF>4): Rename from *fmadd<DSF>; use FMA.
4695         (fms<DSF>4): Rename from *fmsub<DSF>; use FMA.
4697 2010-11-16  Richard Henderson  <rth@redhat.com>
4699         * config.gcc [powerpc*, rs6000*] (extra_options): Add fused-madd.opt.
4700         * config/rs6000/rs6000.opt (mfused-madd): Remove.
4701         * config/rs6000/altivec.md (altivec_vmaddfp): Remove.
4702         (*altivec_vmaddfp_1): Remove.
4703         (*altivec_fmav4sf4): Rename from altivec_vmaddfp_2; use FMA.
4704         (altivec_mulv4sf3): Expand to FMA directly.
4705         (*altivec_vnmsubfp): Rename from altivec_vnmsubfp.
4706         (*altivec_vnmsubfp_1, *altivec_vnmsubfp_2): Remove.
4707         * config/rs6000/paired.md (paired_madds0): Use FMA.
4708         (paired_madds1): Likewise.
4709         (*paired_madd): Rename from paired_madd; use FMA.
4710         (*paired_msub, *paired_nmadd, *paired_nmsub): Similarly.
4711         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not
4712         consider TARGET_FUSED_MADD wrt rs6000_recip_control.
4713         (bdesc_3arg): Update CODE_FOR_* for pattern renames.
4714         (rs6000_emit_madd): Use fma_optab.
4715         (rs6000_emit_msub): Use fms_optab.
4716         (rs6000_emit_nmsub): Expand the FMA pattern directly.
4717         * config/rs6000/rs6000.md (FMA_F): New mode iterator.
4718         (*fmasf4_fpr): Rename from fmasf4_fpr.
4719         (*nfmasf4_fpr): Rename from *fnmasf4_fpr.
4720         (*nfmssf4_fpr): Rename from *fnmssf4_fpr.
4721         (*fmaddsf4_powerpc, *fmaddsf4_power, *fmsubsf4_powerpc): Remove.
4722         (*fmsubsf4_power, *fnmaddsf4_powerpc_1, *fnmaddsf4_powerpc_2): Remove.
4723         (*fnmaddsf4_power_1, *fnmaddsf4_power_2, *fnmsubsf4_powerpc_1): Remove.
4724         (*fnmsubsf4_powerpc_2, *fnmsubsf4_power_1, *fnmsubsf4_power_2): Remove.
4725         (*fmadf4_fpr): Rename from fmadf4_fpr.
4726         (*nfmadf4_fpr): Rename from *fnmadf4_fpr.
4727         (*nfmsdf4_fpr): Rename from *fnmsdf4_fpr.
4728         (*fmadddf4_fpr, *fmsubdf4_fpr, *fnmadddf4_fpr_1): Remove.
4729         (*fnmadddf4_fpr_2, *fnmsubdf4_fpr_1, *fnmsubdf4_fpr_2): Remove.
4730         (fmasf4, fmadf4): Macroize into...
4731         (fma<FMA_F>4): ... here.
4732         (fms<FMA_F>4, fnma<FMA_F>4, fnms<FMA_F>4): New.
4733         (nfma<FMA_F>4, nfms<FMA_F>4): New.
4734         * config/rs6000/vector.md (mul<VEC_F>3): Do not depend on
4735         TARGET_FUSED_MADD.
4736         * config/rs6000/vsx.md (vsx_fmadd<VSX_B>4): Remove.
4737         (*vsx_fmadd<mode>4_1): Remove.
4738         (vsx_fmsub<mode>4, *vsx_fmsub<mode>4_1): Remove.
4739         (vsx_fnmadd<mode>4_1, vsx_fnmadd<mode>4_2): Remove.
4740         (vsx_fnmsub<mode>4_1, vsx_fnmsub<mode>4_2): Remove.
4741         (*vsx_fma<mode>4): Rename from vsx_fmadd<mode>4_2.
4742         (*vsx_fms<mode>4): Rename from vsx_fmsub<mode>4_2.
4743         (*vsx_nfma<mode>4): Rename from vsx_fnmadd<mode>4.
4744         (*vsx_nfms<mode>4): Rename from vsx_fnmsub<mode>4.
4746 2010-11-16  Richard Henderson  <rth@redhat.com>
4748         * config/pa/pa.md (fmadf4): Rename from unnamed; use FMA.
4749         (fmasf4, fnmadf4, fnmasf4): Likewise.
4750         (unnamed plus+mult insns and splitters): Delete.
4752 2010-11-16  Richard Henderson  <rth@redhat.com>
4754         * config/spu/spu.md (fma<VSF>4): Rename from fma_<VSF>.
4755         (fnma<VSF>4): Rename from fnms_<VSF>.
4756         (fms<VSF>4): Rename from fms_<VSF>.
4757         (fma<VDF>4): Rename from fma_<VDF>.
4758         (fms<VDF>4): Rename from fms_<VDF>.
4759         (nfma<VDF>4): Rename from fnma_<VDF>.
4760         (nfms<VDF>4): Rename from fnms_<VDF>.
4761         (fnma<VDF>4, fnms<VDF>4): New expanders.
4762         (floatunsdisf2): Update for the renames.
4763         (*div<VSF>3_fast, *div<VSF>3_adjusted): Likewise.
4764         * config/spu/spu-builtins.def: Update CODE_FOR_* for the renames.
4766 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
4768         PR rtl-optimization/46490
4769         * combine.c (expand_compound_operation): Fix thinko.
4771 2010-11-16  Richard Henderson  <rth@redhat.com>
4773         PR target/46470
4774         * recog.c (peep2_attempt): Convert frame-related info when possible.
4775         (peep2_fill_buffer): Allow frame-related insns into the buffer.
4776         (peephole2_optimize): Allow peep2_attempt to fail.
4778 2010-11-16  Eric Botcazou  <ebotcazou@adacore.com>
4780         PR rtl-optimization/46315
4781         * rtl.h (remove_reg_equal_equiv_notes_for_regno): Declare.
4782         * rtlanal.c (remove_reg_equal_equiv_notes_for_regno): New function
4783         extracted from...
4784         * dce.c (delete_corresponding_reg_eq_notes): ...here.  Rename into...
4785         (remove_reg_equal_equiv_notes_for_defs): ...this.
4786         (delete_unmarked_insns): Adjust to above renaming.
4787         * ifcvt.c (dead_or_predicable): Remove REG_EQUAL and REG_EQUIV notes
4788         referring to registers set in the insns being moved, if any.
4790         * df-core.c (df_ref_dump): New function extracted from...
4791         (df_refs_chain_dump): ...here.  Call it.
4792         (df_regs_chain_dump): Likewise.
4793         * df-problems.c (df_chain_dump): Print 'e' for uses in notes.
4794         * df-scan.c (df_scan_start_dump): Likewise.  Fix long line.
4796 2010-11-16  Andreas Schwab  <schwab@linux-m68k.org>
4798         PR rtl-optimization/46395
4799         * postreload.c (reload_combine): Invalidate register use
4800         information on all control flow insns.
4802         * config/m68k/m68k.c (m68k_delegitimize_address): Also expect
4803         LABEL_REF in UNSPEC operand.
4805 2010-11-16  Jan Hubicka  <jh@suse.cz>
4807         * cgraph.h (+varpool_can_remove_if_no_refs): Move here from ...;
4808         when !flag_toplevel_reorder do not remove unless variable is
4809         COMDAT or ARTIFICIAL.
4810         * ipa.c (varpool_can_remove_if_no_refs): ... here.
4811         (cgraph_remove_unreachable_nodes): Only analyzed nodes needs to stay.
4812         * cgraphunit.c (cgraph_analyze_functions): Dump varpool, too.
4813         * varpool.c (decide_is_variable_needed): Do not handle visibility
4814         issues.
4815         (varpool_finalize_decl): Likewise.
4816         (varpool_remove_unreferenced_decls): Use varpool_mark_needed_node;
4817         update outdated comment on DECL_RTL_SET_P check.
4819 2010-11-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4821         * config/sol2.h (NM_FLAGS): Define.
4822         * doc/tm.texi.in (Macros for Initialization, NM_FLAGS): Document.
4823         * doc/tm.texi: Update.
4825 2010-11-16  Nick Clifton  <nickc@redhat.com>
4827         * config/v850/v850.md (maddsf4): Rename to fmasf4 and use fma rtx_code.
4828         (msubsf4): Rename to fmssf4, and use fma.
4829         (nmaddsf4): Rename to fnmasf4 and use fma.
4830         (nmsubsf4): Rename to fnmssf4 and use fma.
4832 2010-11-16  Joern Rennecke  <amylaar@spamcop.net>
4834         PR target/44762
4835         * config/score/score3.c (score3_return_in_memory): Constify arguments.
4836         (score3_in_small_data_p, score3_function_value): Likewise.
4837         (score3_trampoline_init): Use LCT_NORMAL.
4838         (score3_print_operand): Initialize code as UNKNOWN.
4839         * config/score/predicates.md (score_load_multiple_operation):
4840         Remove unused variable.
4841         (score_store_multiple_operation): Likewise.
4842         * config/score/score7.c (score7_return_in_memory): Constify arguments.
4843         (score7_in_small_data_p, score7_function_value): Likewise.
4844         (score7_trampoline_init): Use LCT_NORMAL.
4845         (score7_print_operand): Initialize code as UNKNOWN.
4846         * config/score/score3.h (score3_return_in_memory): Update prototype.
4847         (score3_in_small_data_p, score3_function_value): Likewise.
4848         * config/score/score-protos.h (score_function_value): Likewise.
4849         * config/score/score7.h (score7_return_in_memory): Update prototype.
4850         (score7_in_small_data_p, score7_function_value): Likewise.
4851         * config/score/score.c (TARGET_PROMOTE_PROTOTYPES): Constify.
4852         (score_return_in_memory, score_pass_by_reference): Constify arguments.
4853         (score_output_mi_thunk, score_function_prologue): Don't return a value.
4854         (score_function_epilogue, score_in_small_data_p): Likewise.
4855         (score_option_override, score_asm_trampoline_template): Likewise.
4856         (score_trampoline_init, score_print_operand): Likewise.
4857         (score_print_operand_address, score_prologue): Likewise.
4858         (score_epilogue, score_call, score_call_value): Likewise.
4859         (score_movsicc, score_movdi, score_zero_extract_andi): Likewise.
4860         (score_function_arg_advance): Likewise. Make static.
4861         (score_asm_file_end): Mark parameter value with ATTRIBUTE_UNUSED.
4862         (score_function_arg, score_legitimate_address_p): Make static.
4863         (score_function_value): Mark parameter func with ATTRIBUTE_UNUSED.
4864         * config/score/score.h (REGNO_REG_CLASS): Cast value to enum reg_class.
4865         * config/score/score-conv.h (UIMM_IN_RANGE, SIMM_IN_RANGE):
4866         Allow (W) == HOST_BITS_PER_WIDE_INT.
4868         PR java/46386
4869         * config/pdp11/t-pdp11 (java/constants.o-warn): Remove.
4870         * config/t-pnt16-warn (java/constants.o-warn): Likewise.
4872 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
4874         * config/arc/arc.c: Delete pasto.
4875         * config/pa/pa.c (pa_function_arg_boundary): Add missing comparison.
4877 2010-11-16  Anatoly Sokolov  <aesok@post.ru>
4879         * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS,
4880         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
4881         * config/mn10300/mn10300.c (TARGET_PREFERRED_RELOAD_CLASS,
4882         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4883         (mn10300_preferred_reload_class,
4884         mn10300_preferred_output_reload_class): New functions.
4886 2010-11-16  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4888         * gensupport.c (MNEMONIC_ATTR_NAME, MNEMONIC_HTAB_SIZE): New macros.
4889         (htab_eq_string, add_mnemonic_string, gen_mnemonic_setattr)
4890         (mnemonic_htab_callback, gen_mnemonic_attr): New functions.
4891         (init_rtx_reader_args_cb): Invoke gen_mnemonic_attr.
4893 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
4895         * builtins.c (std_gimplify_va_arg_expr): Use
4896         targetm.calls.function_arg_boundary.
4897         * function.c (assign_parms, locate_and_pad_parm): Likewise.
4898         * calls.c (struct arg_data): Update comment.
4899         * defaults.h (FUNCTION_ARG_BOUNDARY): Delete.
4900         * target.def (function_arg_boundary): Define.
4901         * targhooks.h (default_function_arg_boundary): Declare.
4902         * targhooks.c (default_function_arg_boundary): Define.
4903         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Use
4904         TARGET_FUNCTION_ARG_BOUNDARY.
4905         (FUNCTION_ARG_BOUNDARY): Delete.
4906         (TARGET_FUNCTION_ARG_BOUNDARY): New.
4907         * doc/tm.texi: Regenerate.
4908         * system.h (FUNCTION_ARG_BOUNDARY): Poison.
4909         * config/arc/arc.h (FUNCTION_ARG_BOUNDARY): Delete.
4910         * config/arc/arc.c (arc_function_arg_boundary): Define.
4911         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4912         * config/arm/arm.h (FUNCTION_ARG_BOUNDARY): Delete.
4913         * config/arm/arm-protos.h (arm_needs_doubleword_align): Delete.
4914         * config/arm/arm.c (arm_needs_doubleword_align): Make static.
4915         (arm_function_arg_boundary): Define.
4916         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4917         * config/frv/frv.h (FUNCTION_ARG_BOUNDARY): Delete.
4918         * config/frv/frv-protos.h (frv_function_arg_boundary): Delete.
4919         * config/frv/frv.c (frv_function_arg_boundary): Make static.
4920         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4921         * config/i386/i386.h (FUNCTION_ARG_BOUNDARY): Delete.
4922         * config/i386/i386-protos.h (ix86_function_arg_boundary): Delete.
4923         * config/i386/i386.c (ix86_function_arg_boundary): Make static.
4924         (ix86_compat_function_arg_boundary): Take and return unsigned int.
4925         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4926         * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Delete.
4927         * config/ia64/ia64-protos.h (ia64_function_arg_boundary): Delete.
4928         * config/ia64/ia64.c (ia64_function_arg_boundary): Make static.
4929         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4930         * config/m32c/m32c.h (FUNCTION_ARG_BOUNDARY): Delete.
4931         * config/m32c/m32c.c (m32c_function_arg_boundary): Define.
4932         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4933         * config/m32r/m32r.h (FUNCTION_ARG_BOUNDARY): Delete.
4934         * config/mcore/mcore.h (FUNCTION_ARG_BOUNDARY): Delete.
4935         * config/mcore/mcore.c (mcore_function_arg_boundary): Define.
4936         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4937         * config/mips/mips.h (FUNCTION_ARG_BOUNDARY): Delete.
4938         * config/mips/mips-protos.h (mips_function_arg_boundary): Delete.
4939         * config/mips/mips.c (mips_function_arg_boundary): Make static.
4940         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4941         * config/pa/pa.h (FUNCTION_ARG_BOUNDARY): Delete.
4942         * config/pa/pa.c (pa_function_arg_boundary): Define.
4943         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4944         * config/picochip/picochip.h (FUNCTION_ARG_BOUNDARY): Delete.
4945         * config/picochip/picochip-protos.h
4946         (picochip_get_function_arg_boundary): Delete.
4947         * config/picochip/picochip.c (picochip_get_function_arg_boundary):
4948         Rename to...
4949         (picochip_function_arg_boundary): ...this.  Make static.
4950         (picochip_function_arg, picochip_arg_partial_bytes): Adjust.
4951         (picochip_arg_advance): Adjust.
4952         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4953         * config/rs6000/rs6000.h (FUNCTION_ARG_BOUNDARY): Delete.
4954         * config/rs6000/rs6000-protos.h (function_arg_boundary): Delete.
4955         * config/rs6000/rs6000.c (function_arg_boundary): Rename to...
4956         (rs6000_function_arg_boundary): ...this.  Make static.
4957         (rs6000_parm_start, rs6000_gimplify_va_arg): Adjust.
4958         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4959         * config/rx/rx.h (FUNCTION_ARG_BOUNDARY): Delete.
4960         * config/rx/rx.c (rx_function_arg_boundary): Define.
4961         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4962         * config/sparc/sparc.h (FUNCTION_ARG_BOUNDARY): Delete.
4963         * config/sparc/sparc.c (sparc_function_arg_boundary): Define.
4964         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4965         * config/xtensa/xtensa.h (FUNCTION_ARG_BOUNDARY): Delete.
4966         * config/xtensa/xtensa-protos.h (function_arg_boundary): Delete.
4967         * config/xtensa/xtensa.c (function_arg_boundary): Rename to...
4968         (xtensa_function_arg_boundary): ...this.  Make static.
4969         (TARGET_FUNCTION_ARG_BOUNDARY): Define.
4971 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
4973         * expr.c (alignment_for_piecewise_move): New function.
4974         (widest_int_mode_for_size): New function.
4975         (move_by_pieces, move_by_pieces_ninsns): Call them.
4976         (can_store_by_pieces, store_by_pieces_1): Likewise.
4978 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
4980         * gcc.c (char_p): Define.  Define a VEC of it.
4981         (n_linker_options, n_assembler_options, n_preprocessor_options):
4982         Delete.
4983         (linker_options, assembler_options, preprocessor_options): Convert
4984         to a VEC.
4985         (add_preprocessor_option): Adjust.
4986         (add_assembler_option): Adjust.
4987         (add_linker_option): Adjust.
4988         (do_specs_vec): New function.
4989         (do_spec_1): Call it.  Adjust for new types.
4991 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
4993         * Makefile.in (bitmap.o, ebitmap.o, et-forest.o): Update dependencies.
4994         (sreal.o, statistics.o, stringpool.o): Likewise.
4996 2010-11-16  Richard Guenther  <rguenther@suse.de>
4998         PR tree-optimization/44545
4999         * tree-ssa-reassoc.c (linearize_expr_tree): Possibly throwing
5000         statements are not reassociatable.
5001         (reassociate_bb): Likewise.
5003 2010-11-16  Nathan Froyd  <froydnj@codesourcery.com>
5005         * bitmap.c: Delete unnecessary includes.
5006         * ebitmap.c: Likewise.
5007         * et-forest.c: Likewise.
5008         * sreal.c: Likewise.
5009         * statistics.c: Likewise.
5010         * stringpool.c: Likewise.
5011         * double-int.c: Add comment for inclusion of tm.h.
5013 2010-11-16  Richard Guenther  <rguenther@suse.de>
5015         * tree-ssa-sccvn.c (visit_unary_op): Rename to ...
5016         (visit_nary_op): ... this.
5017         (visit_binary_op): Remove.
5018         (visit_use): Adjust and handle GIMPLE_TERNARY_RHS.
5020 2010-11-16  Richard Guenther  <rguenther@suse.de>
5022         PR middle-end/45172
5023         * tree-eh.c (cleanup_empty_eh_unsplit): Avoid creating duplicate edges.
5025 2010-11-16  Nick Clifton  <nickc@redhat.com>
5027         * config/rx/rx.c (rx_is_ms_bitfield_layout): Return false if the
5028         record is packed.
5030 2010-11-15  Richard Henderson  <rth@redhat.com>
5032         * fold-const.c (operand_equal_for_comparison_p): Handle FMA_EXPR,
5033         WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR, VEC_COND_EXPR and
5034         DOT_PROD_EXPR.
5036 2010-11-15  Richard Henderson  <rth@redhat.com>
5038         * config/mn10300/mn10300.md (fmasf4, fmssf4, fnmasf4, fnmssf4): Rename
5039         from fmaddsf4, fmsubsf4, fnmaddsf4, fnmsubsf4 respectively.  Use
5040         fma rtx_code.
5042 2010-11-15  Richard Henderson  <rth@redhat.com>
5044         * config/frv/frv.md (fmasf4, fmssf4): Rename from *muladdsf4
5045         and *mulsubsf4 respectively.  Use fma rtx_code.
5047 2010-11-15  Joseph Myers  <joseph@codesourcery.com>
5049         * gcc.c: Include "vec.h".
5050         (argbuf): Make into a VEC.
5051         (argbuf_length, argbuf_index): Remove.
5052         (alloc_args, clear_args, store_arg, execute, insert_wrapper,
5053         do_spec, do_self_spec, do_spec_1, eval_spec_function, main,
5054         compare_debug_dump_opt_spec_function: Use VEC interfaces on argbuf.
5055         * Makefile.in (GCC_OBJS): Add vec.o and ggc-none.o.
5056         (gcc.o): Depend on $(VEC_H).
5058 2010-11-15  Richard Henderson  <rth@redhat.com>
5060         * loop-unroll.c (analyze_insn_to_expand_var): Accept accumulation
5061         via FMA if unsafe math.
5062         (insert_var_expansion_initialization): Handle FMA.
5063         (combine_var_copies_in_loop_exit): Likewise.
5065 2010-11-15  Richard Henderson  <rth@redhat.com>
5067         * config.gcc [ia64-*] (extra_options): Add fused-madd.opt.
5068         * config/ia64/ia64.opt: Remove mfused-madd.
5069         * config/ia64/ia64.c (ia64_rtx_costs): Handle FP MULT, PLUS, FMA.
5070         * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_FUSED_MADD.
5071         * config/ia64/vms64.h (TARGET_DEFAULT): Likewise.
5072         * config/ia64/ia64.h (TARGET_DEFAULT): Likewise.
5073         * config/ia64/hpux.h (TARGET_DEFAULT): Likewise.
5074         * config/ia64/vect.md (addv2sf3, subv2sf3): Generate FMA.
5075         (*addv2sf3_1, *addv2sf3_2, *subv2sf3_1, *subv2sf3_2): Remove.
5076         (fmav2sf4): Rename from fpma; use FMA code.
5077         (fmsv2sf4): Rename from fpms; use FMA code.
5078         (fnmav2sf4): Rename from *fpnma; use FMA code.
5079         * config/ia64/ia64.md (MODE_SDF): New iterator.
5080         (suffix): New mode attribute.
5081         (*maddsf4, *msubsf4, *nmaddsf4): Remove.
5082         (fmssf4): Rename from *fmssf4.
5083         (fnmasf4): Rename from *nfmasf4.
5084         (*madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc): Remove.
5085         (*nmadddf4, *nmadddf4_truncsf): Remove.
5086         (fmsdf4): Rename from *fmsdf4.
5087         (fnmadf4): Rename from *nfmadf4.
5088         (*fmadf_trunc_sf, *fmsdf_trunc_sf, *fnmadf_trunc_sf): New.
5089         (*maddxf4, *maddxf4_truncsf, *maddxf4_truncdf): Remove.
5090         (*msubxf4, *msubxf4_truncsf, *msubxf4_truncdf): Remove.
5091         (*nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf): Remove.
5092         (fmsxf4): Rename from *fmsxf4.
5093         (fnmaxf4): Rename from *nfmaxf4.
5094         (*fmaxf_trunc_<MODE_SDF>, *fmsxf_trunc_<MODE_SDF>): New.
5095         (*fnmaxf_trunc_<MODE_SDF>): New.
5097 2010-11-15  Jakub Jelinek  <jakub@redhat.com>
5099         PR tree-optimization/46461
5100         * tree-ssa-forwprop.c (simplify_builtin_call): Ensure ptr1 is
5101         a gimple val.
5103 2010-11-15  Ian Lance Taylor  <iant@google.com>
5105         * godump.c: New file.
5106         * common.opt (fdump-go-spec=): New option.
5107         * tree.h: Add comments for TYPE_SYMTAB_ADDRESS and friends.
5108         (TYPE_SYMTAB_IS_ADDRESS, TYPE_SYMTAB_IS_POINTER): Define.
5109         (TYPE_SYMTAB_IS_DIE): Define.
5110         (struct tree_type): Change GTY for symtab field to use
5111         TYPE_SYMTAB_IS_ADDRESS and friends and to use a debug_hooks field
5112         to pick the union field.
5113         * debug.h (struct gcc_debug_hooks): Add tree_type_symtab_field.
5114         (dump_go_spec_init): Declare.
5115         * toplev.c (process_options): Handle flag_dump_go_spec.
5116         * debug.c: Include "tree.h".
5117         (do_nothing_debug_hooks): Set tree_type_symtab_field.
5118         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
5119         * dbxout.c (dbx_debug_hooks): Likewise.
5120         (xcoff_debug_hooks): Likewise.
5121         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5122         * sdbout.c (sdb_debug_hooks): Likewise.  Do not define if
5123         SDB_DEBUGGING_INFO is not defined.
5124         * doc/invoke.texi (Option Summary): Mention -fdump-go-spec.
5125         (Overall Options): Document -fdump-go-spec.
5126         * Makefile.in (OBJS-common): Add godump.o.
5127         (debug.o): Add dependency on $(TREE_H).
5128         (godump.o): New target.
5129         (GTFILES): Add $(srcdir)/godump.c.
5131 2010-11-15  Jakub Jelinek  <jakub@redhat.com>
5133         PR debug/46095
5134         * config/i386/i386.c (pro_epilogue_adjust_stack): Instead of
5135         marking r11 set RTX_FRAME_RELATED_P if offset is too large for
5136         style < 0, add REG_FRAME_RELATED_EXPR.
5138         PR debug/46387
5139         * rtl.h (vt_equate_reg_base_value): New prototype.
5140         * alias.c (vt_equate_reg_base_value): New function.
5141         * var-tracking.c (vt_init_cfa_base): Use it.
5143 2010-11-15  Jan Hubicka  <jh@suse.cz>
5144             Diego Novillo  <dnovillo@google.com>
5146         PR lto/41528
5147         * doc/lto.texi: Add.
5148         * doc/gccint.texi: Add reference to lto.texi.
5149         * doc/invoke.texi: Update user documentation for LTO.
5150         Move internal flags to lto.texi
5152 2010-11-15  Nicola Pero  <nicola.pero@meta-innovation.com>
5154         * c-typeck.c (build_unary_op): Use
5155         objc_build_incr_expr_for_property_ref to build the pre/post
5156         increment/decrement of an Objective-C property ref, and skip the
5157         lvalue_or_else check in that case.
5159 2010-11-15  Martin Jambor  <mjambor@suse.cz>
5161         PR tree-optimization/46349
5162         * tree-sra.c (contains_bitfld_comp_ref_p): New function.
5163         (contains_vce_or_bfcref_p): Likewise.
5164         (sra_modify_assign): Use them.
5166 2010-11-15  Richard Guenther  <rguenther@suse.de>
5168         PR tree-optimization/46467
5169         * tree-ssa-structalias.c (do_structure_copy): Properly treat
5170         variables without subvars.
5172 2010-11-15  Hariharan Sandanagobalane  <hariharan@picochip.com>
5174         * config/picochip/picochip.c (file header): Picochip name change.
5175         * config/picochip/picochip.md (file header): Likewise.
5176         * config/picochip/predicates.md (file header): Likewise.
5177         * config/picochip/dfa_space.md (file header): Likewise.
5178         * config/picochip/dfa_speed.md (file header): Likewise.
5179         * config/picochip/picochip.h(file header): Likewise.
5180         * config/picochip/constraints.md (file header): Likewise.
5181         * config/picochip/picochip-protos.h (file header): Likewise.
5182         * config/picochip/libgccExtras/setjmp.asm (file header): Likewise.
5183         * config/picochip/libgccExtras/divmodsi4.asm (file header): Likewise.
5184         * config/picochip/libgccExtras/ashlsi3.asm (file header): Likewise.
5185         * config/picochip/libgccExtras/longjmp.asm (file header): Likewise.
5186         * config/picochip/libgccExtras/ashlsi3.c (file header): Likewise.
5187         * config/picochip/libgccExtras/popcounthi2.asm (file header): Likewise.
5188         * config/picochip/libgccExtras/parityhi2.asm (file header): Likewise.
5189         * config/picochip/libgccExtras/udivmodhi4.asm (file header): Likewise.
5190         * config/picochip/libgccExtras/ashrsi3.asm (file header): Likewise.
5191         * config/picochip/libgccExtras/ashrsi3.c (file header): Likewise.
5192         * config/picochip/libgccExtras/ucmpsi2.asm (file header): Likewise.
5193         * config/picochip/libgccExtras/divmodhi4.asm (file header): Likewise.
5194         * config/picochip/libgccExtras/lshrsi3.asm (file header): Likewise.
5195         * config/picochip/libgccExtras/subdi3.asm (file header): Likewise.
5197 2010-11-15  Richard Guenther  <rguenther@suse.de>
5199         PR bootstrap/46474
5200         * tree-ssa-math-opts.c (convert_mult_to_fma): Disregard debug stmts.
5202 2010-11-15  Nick Clifton  <nickc@redhat.com>
5204         * config/stormy16/stormy16.c (direct_return): Do not generate a
5205         direct return for interrupt handlers.
5207 2010-11-15  Joern Rennecke  <amylaar@spamcop.net>
5209         * Makefile.in (tm.texi): Replace with rule for:
5210         ($(srcdir)/doc/tm.texi).
5211         (s-tm-texi): Depend on $(srcdir)/doc/../doc/tm.texi instead of on
5212         $(srcdir)/doc/tm.texi .
5213         (TEXI_GCCINT_FILES): Depend on $(srcdir)/doc/tm.texi instead of on
5214         tm.texi .
5216         PR target/46427
5217         * config/m32r/m32r.c: Remove unused variables frame_size and insn.
5219         PR bootstrap/45444
5220         * config/arm/arm.c (locate_neon_builtin_icode): Initialize key.
5221         (arm_output_asm_insn) Add ATTRIBUTE_PRINTF_4.
5223         PR target/46432
5224         * config/v850/v850.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
5226 2010-11-15  Richard Guenther  <rguenther@suse.de>
5228         PR lto/44150
5229         * lto-opts.c (lto_write_options): Write -fexceptions even if
5230         not set by the user.
5232 2010-11-13  Paolo Bonzini  <bonzini@gnu.org>
5234         PR c/46462
5235         * c-decl.c (declspecs_add_type): Make variables with error types
5236         integers.
5237         * c-parser.c (c_parser_next_tokens_start_declaration): Two IDs
5238         do not start a declaration before an Objective-C foreach.
5239         (c_parser_declaration_or_fndef): Improve recovery after unknown
5240         type name.
5241         (c_parser_for_statement): Hoist entrance of "foreach context"
5242         before ifs, add corresponding reset where it was missing.  Do
5243         not set objc_could_be_foreach_context for C.
5245 2010-11-14  Eric Botcazou  <ebotcazou@adacore.com>
5247         PR tree-optimization/45722
5248         * tree-sra.c (build_ref_for_model): Always build a COMPONENT_REF if
5249         this is a reference to a component.
5250         * ipa-prop.c (ipa_get_member_ptr_load_param): Accept COMPONENT_REF.
5251         (ipa_note_param_call): Adjust comment.
5253 2010-11-14  Richard Sandiford  <rdsandiford@googlemail.com>
5255         * config/mips/mips.c (machine_function): Remove
5256         initialized_mips16_gp_pseudo_p.
5257         (mips16_gp_pseudo_reg): Use cfun->machine->mips16_gp_pseudo_rtx to
5258         detect whether a pseudo has already been created.  Unconditionally
5259         create a new one if not.
5260         (mips_pic_base_register): Only call mips16_gp_pseudo_reg when
5261         expanding to rtl.  Create a new pseudo otherwise, if allowed.
5263 2010-11-13  Richard Earnshaw  <rearnsha@arm.com>
5265         PR target/43440
5266         * tm.texi.in (OVERLAPPING_REGISTER_NAMES): Document new macro.
5267         * tm.texi: Regenerated.
5268         * output.h (decode_reg_name_and_count): Declare.
5269         * varasm.c (decode_reg_name_and_count): New function.
5270         (decode_reg_name): Reimplement using decode_reg_name_and_count.
5271         * reginfo.c (fix_register): Use decode_reg_name_and_count and
5272         iterate over all regs used.
5273         * stmt.c (expand_asm_operands): Likewise.
5274         * arm/aout.h (OVERLAPPING_REGISTER_NAMES): Define.
5275         (ADDITIONAL_REGISTER_NAMES): Remove aliases that overlap
5276         multiple machine registers.
5278 2010-11-13  Eric Botcazou  <ebotcazou@adacore.com>
5280         * stor-layout.c (place_union_field): Do not put location information
5281         on offset expressions.
5282         (place_field): Likewise.
5283         (finalize_record_size): Likewise on size expressions.
5284         (finalize_type_size): Likewise.
5285         (layout_type): Likewise.
5287 2010-11-13  Alexandre Oliva  <aoliva@redhat.com>
5289         PR debug/42889
5290         * df-scan.c (df_insn_rescan): Don't mark BBs upon debug insns.
5291         * df-core.c (df_set_bb_dirty_nonrl): Remove.
5292         * df.h (df_set_bb_dirty_nonlr): Likewise.
5294 2010-11-13  Uros Bizjak  <ubizjak@gmail.com>
5296         * config/mips/mips.md (call_internal): Pass curr_insn to
5297         mips_split_call.
5298         (call_internal_direct): Ditto.
5299         (call_value_internal): Ditto.
5300         (call_value_internal_direct): Ditto.
5301         (call_value_multiple_internal): Ditto.
5302         * config/mips/mips.c (mips_split_call): Do not copy
5303         CALL_INSN_FUNCTION_USAGE here.
5305 2010-11-13  Mingming Sun  <mingm.sun@gmail.com>
5307         * doc/invoke.texi (MIPS Options): Add loongson3a processor.
5308         * config/mips/mips.md (define_attr "cpu"): Add loongson_3a.
5309         (define_insn "prefetch"): Add TARGET_LOONGSON_3A.
5310         * config/mips/mips.h (TARGET_LOONGSON_3A): Define.
5311         (TUNE_LOONGSON_3A): Define.
5312         (TARGET_LOONGSON_VECTORS): Add TARGET_LOONGSON_3A.
5313         (MIPS_ISA_LEVEL_SPEC): Add loongson3a.
5314         * config/mips/mips.c (mips_cpu_info_table): Add loongson3a.
5315         (mips_issue_rate): Add PROCESSOR_LOONGSON_3A.
5316         (mips_rtx_cost_data): Add Loongson-3A.
5318 2010-11-13  Iain Sandoe  <iains@gcc.gnu.org>
5320         * config/darwin.h (LINK_COMMAND_SPEC_A): Update for changes to lto
5321         switches.
5323 2010-11-13  Iain Sandoe  <iains@gcc.gnu.org>
5325         * dwarf2out.c (macinfo_entry): New struct.
5326         (output_comp_unit): Emit the section start label here and flag that we
5327         will emit an info section.
5328         (dwarf2out_start_source_file): Save data in a macinfo entry rather than
5329         emitting directly.
5330         (dwarf2out_end_source_file): Likewise.
5331         (dwarf2out_define): Likewise.
5332         (dwarf2out_undef): Likewise.
5333         (output_macinfo): New.
5334         (dwarf2out_init): Do not emit debug section switches here, allocate a
5335         vec for macinfo, when required.
5336         (dwarf2out_finish): First switch to debug_abbrev_section here.
5337         debug_line_section,  debug_macinfo_section, Likewise.
5338         Check that the pubtypes table has at least one unpruned entry before
5339         trying to emit it.
5341 2010-11-13  Paolo Bonzini  <bonzini@gnu.org>
5343         PR c/20385
5344         * c-parser.c (c_parser_next_token_starts_declaration): Rename to...
5345         (c_parser_next_tokens_start_declaration): ... this.  Handle 2nd
5346         token lookahead.
5347         (c_parser_compound_statement_nostart, c_parser_label,
5348         c_parser_for_statement, c_parser_omp_for_loop): Adjust calls.
5349         (c_parser_declaration_or_fndef): Detect the case now matched by
5350         c_parser_next_tokens_start_declaration, give error and correct it.
5352 2010-11-13  Paolo Bonzini  <bonzini@gnu.org>
5354         * c-tree.h (enum c_typespec_kind): Add ctsk_none.
5355         (struct c_declspecs): Replace tagdef_seen_p and type_seen_p
5356         with typespec_kind.
5357         * c-decl.c (build_null_declspecs): Initialize typespec_kind.
5358         (shadow_tag_warned, check_compound_literal_type): Adjust
5359         uses of tag_defined_p.
5360         (declspecs_add_type): Set typespec_kind.
5361         * c-parser.c (c_parser_declaration_or_fndef,
5362         c_parser_declspecs, c_parser_struct_declaration,
5363         c_parser_parameter_declaration, c_parser_type_name,
5364         c_parser_objc_diagnose_bad_element_prefix): Adjust uses
5365         of type_seen_p.
5366         * c-typeck.c (c_cast_expr): Use typespec_kind instead of
5367         tag_defined_p, pass ctsk_firstref through.
5369 2010-11-13  Paolo Bonzini  <bonzini@gnu.org>
5371         * c-format.c (enum format_specifier_kind, kind_descriptions): New.
5372         (struct format_wanted_type): Replace field "name" with "kind", add
5373         "format_start" and "format_length".
5374         (check_format_info_main): Fill in new fields.  Fill in
5375         FORMAT_WANTED_TYPES even for missing arguments.  Move checks
5376         after the final NUL outside the while loop.  Do not include
5377         width and precision modifiers in the format_start/format_length
5378         of the main format.
5379         (check_format_types): Remove FORMAT_START and FORMAT_LENGTH
5380         arguments.  Compute WANTED_TYPE first so that format_type_warning
5381         can be called for missing arguments.  Adjust calls to
5382         format_type_warning.
5383         (format_type_warning): Fetch as much information as possible
5384         from format_wanted_type.  Adjust printing now that every
5385         warning has a "descr", as well as for missing argument warnings
5386         and to include % sign for format specifiers.
5388 2010-11-12  Alexander Monakov  <amonakov@ispras.ru>
5390         PR rtl-optimization/46204
5391         * sel-sched-ir.c (maybe_tidy_empty_bb): Remove second argument.
5392         Update all callers.  Do not recompute topological order.  Adjust
5393         fallthrough edges following a degenerate conditional jump.
5395 2010-11-12  Joseph Myers  <joseph@codesourcery.com>
5397         * opts-common.c (control_warning_option): New.
5398         * opts.c (set_default_handlers): New.
5399         (decode_options): Use set_default_handlers and
5400         control_warning_option.
5401         (common_handle_option): Update call to enable_warning_as_error.
5402         (enable_warning_as_error): Take gcc_options parameters.  Use
5403         control_warning_option.
5404         * opts.h (set_default_handlers, control_warning_option): Declare.
5406 2010-11-12  Joseph Myers  <joseph@codesourcery.com>
5408         * Makefile.in (OPTS_H): Define.
5409         (c-decl.o, c-family/c-common.o, c-family/c-opts.o,
5410         c-family/c-pch.o, c-family/c-pragma.o, gcc.o, gccspec.o,
5411         cppspec.o, options.o, gcc-options.o, lto-opts.o, opts.o,
5412         opts-common.o, toplev.o, passes.o, matrix-reorg.o,
5413         ipa-struct-reorg.o, PLUGIN_HEADERS): Use $(OPTS_H).
5414         * gcc.c (driver_handle_option): Take location_t parameter.
5415         (process_command, do_self_spec): Update calls to
5416         read_cmdline_option.
5417         * langhooks-def.h (lhd_handle_option): Take location_t parameter.
5418         * langhooks.c (lhd_handle_option): Take location_t parameter.
5419         * langhooks.h (handle_option): Take location_t parameter.
5420         * lto-opts.c (lto_reissue_options): Update call to set_option.
5421         * opts-common.c (handle_option): Make static.  Take location_t
5422         parameter and pass it to other functions.
5423         (handle_generated_option): Take location_t parameter and pass it
5424         to other functions.
5425         (read_cmdline_option): Take location_t parameter and pass it to
5426         other functions.  Use warning_at and error_at.
5427         (set_option): Take location_t parameter and pass it to other
5428         functions.
5429         * opts.c (common_handle_option): Take location_t parameter and
5430         pass it to other functions.
5431         (enable_warning_as_error): Make static.  Take location_t parameter
5432         and pass it to other functions.
5433         (lang_handle_option): Take location_t parameter and pass it to
5434         other functions.
5435         (target_handle_option): Take location_t parameter.
5436         (read_cmdline_options, maybe_default_option,
5437         maybe_default_options, default_options_optimization,
5438         decode_options): Take location_t parameter and pass it to other
5439         functions.
5440         * opts.h: Include input.h.
5441         (struct cl_option_handler_func, decode_options, set_option,
5442         handle_generated_option, read_cmdline_option): Take location_t
5443         parameters.
5444         (handle_option, enable_warning_as_error): Remove.
5445         * toplev.c (toplev_main): Update call to decode_options.
5447 2010-11-12  Tobias Grosser  <grosser@fim.uni-passau.de>
5449         * graphite-cloog-util.c (oppose_constraint,
5450         cloog_matrix_to_ppl_constraint,
5451         new_Constraint_System_from_Cloog_Matrix): Explicitly cast to int as
5452         CLooG isl uses unsigned integers.  This triggered a warning.
5454 2010-11-12  Joern Rennecke  <amylaar@spamcop.net>
5456         PR target/46438
5457         * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use LCT_NORMAL.
5458         (xtensa_setup_frame_addresses, xtensa_trampoline_init): Likewise.
5459         (xtensa_function_arg_1): De-constify cum.
5460         (xtensa_expand_prologue): Use add_reg_note.
5462         PR target/46435
5463         * config/cris/cris.c (saved_regs_mentioned): Delete.
5464         (cris_reload_address_legitimized): Cast itype to enum reload_type.
5465         Remove unused variable op0p.
5466         (cris_rtx_costs): Cast argument 2 to rtx_cost to enum rtx_code.
5467         (cris_emit_movem_store): Use add_reg_note.
5469         PR bootstrap/46456
5470         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Split assert.
5472 2010-11-12  Eric Botcazou  <ebotcazou@adacore.com>
5474         * function.c (expand_function_end): Set the locator of the prologue on
5475         the stack checking insns.
5477 2010-11-12  Richard Henderson  <rth@redhat.com>
5479         * config.gcc [xtensa] (extra_options): Add fused-madd.opt.
5480         * config/xtensa/xtensa.opt (mfused-madd): Remove.
5481         * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5482         MASK_FUSED_MADD.
5483         * config/xtensa/xtensa.md (fmasf4): Rename from muladdsf3; use fma.
5484         (fnmasf4): Rename from mulsubsf3; use fma.
5486 2010-11-12  Joern Rennecke  <amylaar@spamcop.net>
5487             Richard Henderson  <rth@redhat.com>
5489         PR target/46428
5490         * config/moxie/moxie.c (moxie_expand_prologue): Remove unused variables.
5491         * config/moxie/moxie.h (HARD_REGNO_OK_FOR_BASE_P): Use unsigned
5492         comparison.
5494 2010-11-12  Pat Haugen  <pthaugen@us.ibm.com>
5496         * opts-common.c (decode_cmdline_option): Initialize separate_args.
5498 2010-11-12  Jan Hubicka  <jh@suse.cz>
5500         * doc/invoke.texi (early-inlining-insns): Update default.
5501         * params.def (early-inlining-insns): Default to 10.
5503 2010-11-12  Olivier Hainque  <hainque@adacore.com>
5505         * config/rs6000/aix.h: #undef TARGET_AIX_OS before #define.
5507 2010-11-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5509         * config/mips/iris6.h [!IRIX_USING_GNU_LD]
5510         (SUPPORTS_INIT_PRIORITY): Define.
5512 2010-11-12  Joern Rennecke  <amylaar@spamcop.net>
5514         PR target/46430
5515         * config/avr/avr-protos.h (avr_return_addr_rtx): Update prototype.
5516         * config/avr/driver-avr.c (avr_device_to_arch): Always return value.
5517         (avr_device_to_data_start, avr_device_to_startfiles): Likewise.
5518         (avr_device_to_devicelib): Likewise.
5519         * config/avr/avr.md (zero_extendqihi2): Put variable declarations
5520         into block.
5521         (zero_extendqisi2, zero_extendhisi2, zero_extendqidi2): Likewise.
5522         (zero_extendhidi2, zero_extendsidi2): Likewise.
5523         * config/avr/avr.c (avr_num_arg_regs): Constify type.
5524         (avr_return_addr_rtx): De-constify tem.
5525         (avr_rotate_bytes): Move declarations to start of block.
5526         Don't use variable length array.  Put nested if/else into block.
5528         PR rtl-optimization/46433
5529         * var-tracking.c: Include tm_p.h .
5531         PR bootstrap/44756
5532         PR build/44767
5533         * doc/tm.texi.in (LOCAL_ALIGNMENT): State that the type, if any,
5534         should be unsigned.
5535         (STACK_SLOT_ALIGNMENT, LOCAL_DECL_ALIGNMENT, PUSH_ROUNDING): Likewise.
5536         * doc/tm.texi: Regenerate.
5538         PR target/46412
5539         * config/bfin/bfin-protos.h (bfin_local_alignment): Update prototype.
5540         * config/bfin/bfin.c: Include sel-sched.h .
5541         (bfin_cpus): Use BFIN_CPU_UNKNOWN for last initializer element.
5542         (expand_interrupt_handler_prologue): Remove unused variable insn.
5543         (bfin_load_pic_reg): Likewise.
5544         (bfin_rtx_costs): Make code / outer_code variables of type
5545         enum rtx_code, copied from re-named parameters.
5546         (bfin_local_alignment): Change align argument and return type
5547         to unsigned.
5548         (bfin_adjust_cost): Remove unused variable insn_type.
5549         Declare variables at start of block.
5550         (struct loop_info): Rename to...
5551         (struct loop_info_d).
5552         (workaround_rts_anomaly): Change type of icode to int.
5553         (harmless_null_pointer_p): Cast REGNO (..) to int before comparison
5554         with int-typed variable.
5555         (note_np_check_stores): Likewise.
5556         (trapping_loads_p): Remove unused variable pat.
5557         (bfin_expand_binop_builtin): Use expand_normal.
5558         (bfin_expand_unop_builtin): Likewise.
5559         (bfin_expand_builtin): Likewise.  Set tmode before use.
5561         PR middle-end/44769
5562         * final.c (split_double): Don't use BITS_PER_WORD directly in
5563         shift count.
5565         PR target/46431
5566         * config/fr30/fr30.md (*movsf_constant_store): Remove duplicated
5567         assignment.
5569         PR target/46450
5570         * config/stormy16/stormy16.c (xstormy16_expand_prologue):
5571         Use add_reg_note.
5572         (xstormy16_function_arg): Dereference cum.
5573         (xstormy16_expand_builtin): Use expand_normal.
5574         Change type of omode to enum machine_mode.
5575         (combine_bnp): Rename and to and_insn.
5577         PR target/46437
5578         * config/mcore/mcore.c (layout_mcore_frame): Remove unused variable
5579         localreg.
5581 2010-11-12  Eric Botcazou  <ebotcazou@adacore.com>
5583         PR debug/46375
5584         * emit-rtl.c (remove_insn): Do not mark BBs upon debug insns.
5586 2010-11-11  Rodrigo Rivas Costa  <rodrigorivascosta@gmail.com>
5588         PR lto/46376
5589         * lto-symtab.c (lto_symtab_resolve_replaceable_p): Use DECL_ONE_ONLY.
5591 2010-11-11  Nathan Froyd  <froydnj@codesourcery.com>
5593         PR c/44782
5594         * common.opt (fmax-errors=): New option.
5595         * opts.c (common_handle_option) [OPT_fmax_errors_]: Handle it.
5596         * diagnostic.h (struct diagnostic_context): Add max_errors field.
5597         * diagnostic.c (diagnostic_initialize): Initialize it.
5598         (diagnostic_action_after_output): Exit if more than max_errors
5599         have been output.
5600         * doc/invoke.texi (Warning Options): Add -fmax-errors.
5601         (-fmax-errors): Document.
5603 2010-11-11  Richard Henderson  <rth@redhat.com>
5605         * optabs.c (init_optabs): Init {fma,fms,fnma,fnms}_optab properly.
5607 2010-11-11  Richard Henderson  <rth@redhat.com>
5609         * config/fused-madd.opt: New file.
5610         * config.gcc [i386-*, x86_64-*] (extra_options): Use it.
5611         * config/i386/i386.c (ix86_extra_costs): Handle FMA.
5612         (TARGET_DEFAULT_TARGET_FLAGS): Remove MASK_FUSED_MADD.
5613         * config/i386/i386.opt (mfused-madd): Remove.
5614         * config/i386/sse.md (split_fma): Remove.
5615         (split_fms, split_fnma, split_fnms): Remove.
5617 2010-11-12  Jakub Jelinek  <jakub@redhat.com>
5619         PR target/46088
5620         * config/i386/i386.md (*ashl<mode>3_cconly,
5621         *<shiftrt_insn><mode>3_cconly): Don't use ix86_binary_operator_ok,
5622         change nonimmediate_operand predicate to register_operand.
5624 2010-11-11  Paolo Bonzini  <bonzini@gnu.org>
5626         * Makefile.in (gengtype-lex.c): Include bconfig.h first.
5628 2010-11-11  Jan Hubicka  <jh@suse.cz>
5630         * opts.c (finish_options): Do not error on -flto-partition alone.
5632         * doc/invoke.texi (-fwhopr): Merge into -flto section.
5633         (-flto-partition): Document none.
5634         * gcc.c (LINK_COMMAND_SPEC): Remove -fwhopr.
5635         * lto-wrapper.c: Update comment.
5636         (run_gcc): Update LTO option parsing.
5637         * opts.c (finish_options): add support -flto-partition=none
5638         (common_handle_option): Remove fwhopr.
5639         * common.opt: Turn fwhopr into flto.
5640         * collect2.c (main): Update option handling.
5641         * cgraphunit.c (cgraph_decide_is_function_needed): Remove flag_whopr.
5642         * ipa-split.c (execute_split_functions): Remove flag_whopr.
5643         * ipa.c (function_and_variable_visibility): Remove flag_whopr.
5644         * ipa-prop.c (ipa_compute_jump_functions): Remove flag_whopr.
5645         * varpool.c (decide_is_variable_needed): Remove flag_whopr.
5647 2010-11-11  Jan Hubicka  <jh@suse.cz>
5649         PR tree-optimize/40436
5650         * ipa-inline.c (likely_eliminated_by_inlining_p): Rename to ...
5651         (eliminated_by_inlining_prob): ... this one; return 50% probability
5652         for SRA.
5653         (estimate_function_body_sizes): Update use of
5654         eliminated_by_inlining_prob; estimate static function size
5655         for 2 instructions.
5657 2010-11-11  Joern Rennecke  <amylaar@spamcop.net>
5659         PR target/44749
5660         * config/mep/mep-protos.h (mep_legitimize_reload_address): Always
5661         declare.  Change type of argument four to type int.
5662         (mep_secondary_input_reload_class): Returns enum reg_class.
5663         (mep_secondary_output_reload_class): Likewise.
5664         (mep_function_value): Change types of arguments to cont_tree.
5665         * config/mep/mep.c (mep_legitimize_reload_address): Change type of
5666         argument four to type int.
5667         (mep_secondary_input_reload_class): Returns enum reg_class.
5668         (mep_secondary_output_reload_class): Likewise.
5669         (mep_function_value): Change types of arguments to cont_tree.
5670         * config/mep/mep.h (REGNO_REG_CLASS): Cast return value of
5671         mep_regno_reg_class to enum reg_class.
5673 2010-11-11  Richard Henderson  <rth@redhat.com>
5675         * tree-ssa-math-opts.c (convert_mult_to_fma): Do not verify
5676         that the target has the exact fma operation that we matched.
5678 2010-11-11  Joseph Myers  <joseph@codesourcery.com>
5680         * reginfo.c (fix_register): Avoid inserting English word in
5681         diagnostic sentence.  Use %qs for quoting and %'.
5683 2010-11-11  H.J. Lu  <hongjiu.lu@intel.com>
5685         * config/i386/driver-i386.c (host_detect_local_cpu): Support
5686         Intel processor family 6, model 0x2c.
5688 2010-11-11  Joseph Myers  <joseph@codesourcery.com>
5690         * opts.c (warning_as_error_callback,
5691         register_warning_as_error_callback): Remove.
5692         (enable_warning_as_error): Don't use warning_as_error_callback.
5693         * opts.h (register_warning_as_error_callback): Remove.
5695 2010-11-11  Richard Henderson  <rth@redhat.com>
5697         * tree-ssa-math-opts.c (convert_mult_to_fma): Handle a NEGATE_EXPR
5698         in between the MULT and the PLUS/MINUS.
5700 2010-11-11  Jakub Jelinek  <jakub@redhat.com>
5702         PR middle-end/46388
5703         * expr.c (expand_assignment): If to_rtx is a VOIDmode MEM, use
5704         BLKmode mode for it.
5705         (expand_expr_real_1): Similarly for op0.
5707 2010-11-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5709         * doc/sourcebuild.texi (LTO Testing, dg-suppress-ld-options):
5710         Document optional target selector.
5712 2010-11-11  Dave Korn  <dave.korn.cygwin@gmail.com>
5714         * lto-streamer-out.c (write_symbol): Use int_size_in_bytes rather than
5715         assembling high and low parts of size if not using 32-bit HWINT; else
5716         use DECL_SIZE_UNITS, not DECL_SIZE.
5718 2010-11-11  Martin Jambor  <mjambor@suse.cz>
5720         PR tree-optimization/46383
5721         * ipa-prop.c (compute_complex_assign_jump_func): Ignore negative
5722         offsets.
5723         (compute_complex_ancestor_jump_func): Likewise.
5724         * tree.c (get_binfo_at_offset): Return NULL_TREE if offset is negative.
5726 2010-11-11  Jakub Jelinek  <jakub@redhat.com>
5728         PR debug/46150
5729         * tree-ssa-loop-ivopts.c (htab_inv_expr_eq): Don't return
5730         true if expr1->hash != expr2->hash.
5732 2010-11-10  Joseph Myers  <joseph@codesourcery.com>
5734         * cfgloop.c (verify_loop_structure): Use %' in diagnostics.  Start
5735         diagnostics with lowercase letters.
5736         * cgraphunit.c (verify_cgraph_node): Start diagnostics with
5737         lowercase letters.
5738         * collect2.c (maybe_run_lto_and_relink): Remove trailing '.' from
5739         diagnostic.
5740         * config/alpha/freebsd.h (LINK_SPEC): Avoid '`' in diagnostic.
5741         * config/arm/arm.c (arm_get_pcs_model): Start diagnostics with
5742         lowercase letters.
5743         * config/arm/freebsd.h (LINK_SPEC): Avoid '`' in diagnostic.
5744         Remove trailing ' ' from diagnostic.
5745         * config/avr/avr.c (print_operand_address): Start diagnostic with
5746         a lowercase letter and remove trailing '.'.
5747         * config/avr/avr.opt (mpmem-wrap-around): Fix typo in help text.
5748         * config/bfin/bfin.c (bfin_option_override): Start diagnostics
5749         with lowercase letters.  Use %' in diagnostics.  Remove trailing
5750         '.' from diagnostics.
5751         (bfin_handle_longcall_attribute): Use %' in diagnostic.
5752         * config/cris/cris.c (cris_split_movdx,
5753         cris_expand_pic_call_address): Start diagnostics with lowercase
5754         letters.
5755         (cris_asm_output_label_ref): Use %' in diagnostic.
5756         * config/cris/cris.h (ASM_SPEC): Start diagnostic with a lowercase
5757         letter.
5758         * config/crx/crx.h (FUNCTION_PROFILER): Start diagnostic with a
5759         lowercase letter.
5760         * config/darwin-c.c (version_as_macro): Start diagnostic with a
5761         lowercase letter.
5762         * config/darwin-driver.c (darwin_default_min_version): Use %' in
5763         diagnostic.
5764         * config/host-darwin.c (darwin_gt_pch_use_address): Use %' in
5765         diagnostic.
5766         * config/i386/freebsd.h (LINK_SPEC): Avoid '`' in diagnostic.
5767         * config/i386/host-cygwin.c (cygwin_gt_pch_get_address): Use %' in
5768         diagnostics.
5769         * config/i386/i386.c (ix86_option_override_internal): Write
5770         diagnostic as a single sentence without trailing '.'.  Use %' in
5771         diagnostics.
5772         (ix86_function_sseregparm, classify_argument): Start diagnostics
5773         with lowercase letters.
5774         (ix86_expand_prologue): Use %' in diagnostic.
5775         * config/i386/i386.h (CC1_CPU_SPEC_1): Remove trailing '.' from
5776         diagnostic.
5777         * config/i386/nwld.h (LINK_SPEC): Start diagnostic with a
5778         lowercase letter.
5779         * config/i386/winnt.c (i386_pe_determine_dllimport_p): Use %' in
5780         diagnostic.
5781         * config/ia64/freebsd.h (LINK_SPEC): Avoid '`' in diagnostic.
5782         * config/ia64/ia64.opt (msched-max-memory-insns-hard-limit): Avoid
5783         '`' in help text.
5784         * config/lm32/lm32.c (lm32_print_operand): Start diagnostic with a
5785         lowercase letter.
5786         * config/mep/mep.c (mep_validate_vliw): Start diagnostics with
5787         lowercase letters.
5788         * config/microblaze/microblaze.c (microblaze_handle_option):
5789         Remove trailing '.' from diagnostic.
5790         (print_operand): Start diagnostic with a lowercase letter.
5791         * config/pa/pa-hpux10.h (LINK_SPEC): Start diagnostics with
5792         lowercase letters.  Avoid '`' in diagnostics.
5793         * config/pa/pa-hpux11.h (LINK_SPEC): Start diagnostics with
5794         lowercase letters.  Avoid '`' in diagnostics.
5795         * config/pa/pa64-hpux.h (LINK_SPEC): Start diagnostics with
5796         lowercase letters.  Avoid '`' in diagnostics.
5797         * config/picochip/picochip.c (picochip_option_override,
5798         picochip_emit_save_register, picochip_function_arg,
5799         picochip_output_label, picochip_output_internal_label,
5800         picochip_asm_output_opcode, picochip_output_cbranch,
5801         picochip_output_compare, picochip_output_branch,
5802         picochip_get_vliw_alu_id): Remove trailing '.' and '\n' from
5803         diagnostics. Start diagnostics with lowercase letters.  Use %' in
5804         diagnostics.
5805         * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
5806         "SPE" capitalization.  Start diagnostic with a lowercase letter.
5807         (rs6000_handle_option): Start diagnostics with lowercase letters.
5808         (def_builtin): Remove trailing '.' from diagnostic.
5809         (rs6000_savres_routine_name): Start diagnostic with a lowercase
5810         letter.
5811         * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Avoid '`' in
5812         diagnostic.
5813         * config/rx/rx.c (rx_handle_option): Start diagnostic with a
5814         lowercase letter.
5815         * config/s390/s390.c (s390_option_override) Start diagnostics with
5816         lowercase letters.  Use %' in diagnostic.
5817         * config/sh/sh.c (sh_output_mi_thunk): Start diagnostics with
5818         lowercase letters.
5819         * config/sh/symbian-base.c (sh_symbian_mark_dllimport): Use %' in
5820         diagnostic.
5821         * config/sh/symbian-c.c (sh_symbian_is_dllimported): Use %' in
5822         diagnostic.
5823         * config/sh/symbian-cxx.c (sh_symbian_is_dllimported): Use %' in
5824         diagnostic.
5825         * config/sparc/freebsd.h (LINK_SPEC): Avoid '`' in diagnostic.
5826         * config/spu/spu.c (spu_option_override): Start diagnostics with
5827         lowercase letters.  Use %qs for quoting in diagnostics.
5828         (spu_check_builtin_parm): Remove trailing '.' from diagnostics.
5829         Use %wd instead of HOST_WIDE_INT_PRINT_DEC in diagnostic .
5830         * config/v850/v850.c (construct_save_jarl): Remove trailing '\n'
5831         from diagnostic.
5832         * convert.c (convert_to_integer, convert_to_vector): Use %' in
5833         diagnostics.
5834         * dbgcnt.c (dbg_cnt_process_opt): Start diagnostic with lowercase
5835         letter and use "cannot" spelling.
5836         * expmed.c (extract_fixed_bit_field): Start diagnostic with
5837         lowercase letter and format as a single sentence without '.'.
5838         * ggc-common.c (write_pch_globals, gt_pch_save, gt_pch_restore):
5839         Use %' in diagnostics.
5840         * ggc-page.c (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read):
5841         Use %' in diagnostics.
5842         * ggc-zone.c (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read):
5843         Use %' in diagnostics.
5844         * graph.c (clean_graph_dump_file): Use %' in diagnostic.
5845         * graphite-poly.c (graphite_read_scop_file): Start diagnostics
5846         with lowercase letters and remove tailing '.' and '\n'.
5847         * lto-cgraph.c (input_profile_summary): Start diagnostic with
5848         lowercase letter and remove trailing '.'.
5849         (input_cgraph): Start diagnostics with lowercase letters and
5850         remove trailing '\n'.
5851         * opts.c (finish_options, common_handle_option): Start diagnostics
5852         with lowercase letters and remove trailing '.'.  Fix typo in
5853         diagnostic.
5854         * passes.c (position_pass): Start diagnostic with lowercase letter.
5855         * plugin.c (add_new_plugin, parse_plugin_arg_opt,
5856         register_callback, try_init_one_plugin): Start diagnostics with
5857         lowercase letters.
5858         * reload1.c (spill_failure): Use %' in diagnostic.
5859         (gen_reload): Start diagnostic with a lowercase letter.
5860         * stor-layout.c (place_field): Start diagnostic with a lowercase
5861         letter.
5862         * toplev.c (open_auxiliary_file): Use %' in diagnostic.
5863         * tree-cfg.c (verify_expr, verify_types_in_gimple_reference,
5864         verify_gimple_call, verify_gimple_phi, verify_eh_throw_stmt_node):
5865         Start diagnostics with lowercase letters, remove trailing '.' and
5866         use %' in diagnostics.
5867         * tree-ssa.c (verify_def): Remove trailing '.' from diagnostic.
5868         (verify_ssa): Don't split diagnostic across two error calls.
5869         Spell out "number" and use %' in diagnostic.
5870         * value-prof.c (visit_hist, check_counter): Start diagnostics with
5871         lowercase letters.
5873 2010-11-10  Uros Bizjak  <ubizjak@gmail.com>
5875         PR middle-end/46419
5876         * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Swap __hisi and __losi.
5877         (_mm_cvtpu16_ps): Ditto.
5879 2010-11-10  Joseph Myers  <joseph@codesourcery.com>
5881         * common.opt (flag_excess_precision_cmdline, flag_generate_lto,
5882         warn_larger_than, larger_than_size, warn_frame_larger_than,
5883         frame_larger_than_size, flag_gen_aux_info, flag_shlib,
5884         default_visibility, flag_tls_default): New Variable declarations.
5885         (aux-info, auxbase, dumpbase, dumpdir, falign-functions=,
5886         falign-jumps=, falign-labels=, falign-loops=, o, v): Use Var.
5887         (v): Declare as Common and document here.
5888         * flags.h (default_visibility, flag_generate_lto,
5889         warn_larger_than, larger_than_size, warn_frame_larger_than,
5890         frame_larger_than_size, flag_gen_aux_info, flag_pedantic_errors,
5891         flag_shlib, flag_excess_precision_cmdline): Remove.
5892         (set_Wstrict_aliasing): Update prototype.
5893         * gcc.c (verbose_flag): Remove.
5894         (driver_handle_option): Add diagnostic_context parameter.  Don't
5895         handle OPT_v explicitly here.  Set verbose_flag to 1 rather than
5896         incrementing it.
5897         * opts-common.c (handle_option): Pass dc to handler.
5898         * opts.c (warn_larger_than, larger_than_size,
5899         warn_frame_larger_than, frame_larger_than_size,
5900         default_visibility): Remove.
5901         (common_handle_option): Add diagnostic_context parameter.
5902         (set_fast_math_flags, set_unsafe_math_optimizations_flags): Add
5903         gcc_options parameters.
5904         (lang_handle_option, target_handle_option, read_cmdline_options,
5905         decode_options): Add diagnostic_context parameters.
5906         (finish_options): Access option state through opts pointer where
5907         possible.
5908         (common_handle_option): Access option state through opts pointer
5909         where possible.  Do not set local static variable verbose.  Do not
5910         explicitly handle OPT_v, OPT_Wstrict_aliasing_,
5911         OPT_Wstrict_overflow_, OPT_Wunused, OPT_auxbase, OPT_dumpbase,
5912         OPT_dumpdir, OPT_falign_functions_, OPT_falign_jumps_,
5913         OPT_falign_labels_, OPT_falign_loops_, OPT_fira_verbose_, OPT_o or
5914         OPT_fwhopr_.  Do not explicitly set .opt file variables for
5915         OPT_aux_info or OPT_pedantic_errors.  Use dc for diagnostic context.
5916         (set_Wstrict_aliasing): Add gcc_options parameter.
5917         * opts.h (struct cl_option_handler_func): Add diagnostic_context
5918         parameter to handler.
5919         (decode_options): Add diagnostic_context parameter.
5920         * toplev.c (dump_base_name, dump_dir_name, aux_base_name,
5921         asm_file_name, flag_generate_lto, flag_gen_aux_info,
5922         aux_info_file_name, flag_shlib, flag_tls_default,
5923         flag_excess_precision_cmdline, flag_pedantic_errors): Remove.
5924         (toplev_main): Pass global_dc to decode_options.
5925         * toplev.h (dump_base_name, dump_dir_name, aux_base_name,
5926         aux_info_file_name, asm_file_name): Remove.
5927         * tree.h (flag_tls_default): Remove.
5929 2010-11-10  Eric Botcazou  <ebotcazou@adacore.com>
5931         PR target/45986
5932         * config/sparc/sparc.c (sparc_delegitimize_address): New function.
5933         (TARGET_DELEGITIMIZE_ADDRESS): Define to above.
5935 2010-11-10  Quentin Neill  <quentin.neill.gnu@gmail.com>
5937         * config.gcc (i[34567]86-*-*): Include tbmintrin.h.
5938         (x86_64-*-*): Likewise.
5939         * config/i386/cpuid.h: Define TBM bit.
5940         * config/i386/driver-i386.c (host_detect_local_cpu): Define
5941         and set has_tbm.
5942         * config/i386/i386-c.c (ix86_target_macros_internal): Check
5943         isa_flag for TBM.
5944         * config/i386/i386.c (OPTION_MASK_ISA_TBM_SET): New.
5945         (OPTION_MASK_ISA_TBM_UNSET): New.
5946         (ix86_handle_option): Handle -mtbm.
5947         (isa_opts): Add -mtbm.
5948         (enum pta_flags): Add PTA_TBM.
5949         (ix86_option_override_internal): Add TBM support.
5950         (ix86_valid_target_attribute_inner_p): Handle -mtbm.
5951         (IX86_BUILTIN_BEXTRI32): New for TBM intrinsic.
5952         (IX86_BUILTIN_BEXTRI64): Likewise.
5953         (bdesc_args): Add TBM intrinsics.
5954         (ix86_expand_builtin): Add TBM specific case.
5955         * config/i386/i386.h (TARGET_TBM): New for TBM.
5956         * config/i386/i386.md (UNSPEC_BEXTRI): New for TBM.
5957         (tbm_bextri_<mode>): Likewise.
5958         (*tbm_blcfill_<mode>): Likewise.
5959         (*tbm_blci_<mode>): Likewise.
5960         (*tbm_blcic_<mode>): Likewise.
5961         (*tbm_blcmsk_<mode>): Likewise.
5962         (*tbm_blcs_<mode>): Likewise.
5963         (*tbm_blsfill_<mode>): Likewise.
5964         (*tbm_blsic_<mode>): Likewise.
5965         (*tbm_t1mskc_<mode>): Likewise.
5966         (*tbm_tzmsk_<mode>): Likewise.
5967         * config/i386/i386.opt: Add -mtbm.
5968         * config/i386/tbmintrin.h (__bextri_u32): New.
5969         (__blcfill_u32): Likewise.
5970         (__blci_u32): Likewise.
5971         (__blcic_u32): Likewise.
5972         (__blcmsk_u32): Likewise.
5973         (__blcs_u32): Likewise.
5974         (__blsfill_u32): Likewise.
5975         (__blsic_u32): Likewise.
5976         (__t1mskc_u32): Likewise.
5977         (__tzmsk_u32): Likewise.
5978         (__bextri_u64): Likewise.
5979         (__blcfill_u64): Likewise.
5980         (__blci_u64): Likewise.
5981         (__blcic_u64): Likewise.
5982         (__blcmsk_u64): Likewise.
5983         (__blcs_u64): Likewise.
5984         (__blsfill_u64): Likewise.
5985         (__blsic_u64): Likewise.
5986         (__t1mskc_u64): Likewise.
5987         (__tzmsk_u64): Likewise.
5988         * config/i386/x86intrin.h: Add TBM check and tbmintrin.h.
5989         * doc/invoke.texi: Document -mtbm.
5990         * doc/extend.texi: Document TBM built-in functions.
5992 2010-11-10  Quentin Neill  <quentin.neill.gnu@gmail.com>
5994         * config.gcc (i[34567]86-*-*): Include bmiintrin.h.
5995         (x86_64-*-*): Likewise.
5996         * config/i386/cpuid.h: Define BMI bit.
5997         * config/i386/driver-i386.c (host_detect_local_cpu): Define
5998         and set has_bmi.
5999         * config/i386/i386-c.c (ix86_target_macros_internal): Check
6000         isa_flag for BMI.
6001         * config/i386/i386.c (OPTION_MASK_ISA_BMI_SET): New.
6002         (OPTION_MASK_ISA_BMI_UNSET): New.
6003         (ix86_handle_option): Handle -mbmi.
6004         (isa_opts): Add -mbmi.
6005         (enum pta_flags): Add PTA_BMI.
6006         (ix86_option_override_internal): Add BMI support.
6007         (ix86_valid_target_attribute_inner_p): Handle -mbmi.
6008         (IX86_BUILTIN_BEXTR32): New for BMI intrinsic.
6009         (IX86_BUILTIN_BEXTR64): Likewise.
6010         (IX86_BUILTIN_CTZS): Likewise.
6011         (bdesc_args): Add BMI intrinsics.
6012         (ix86_expand_args_builtin): Add BMI specific cases.
6013         * config/i386/i386.h (TARGET_BMI): New for BMI.
6014         (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6015         (CLZ_DEFINED_VALUE_AT_ZERO): Likewise.
6016         * config/i386/i386.md (UNSPEC_BEXTR): New for BMI.
6017         (UNSPEC_TZCNT): Likewise.
6018         (ctz<mode>2): Add tzcnt, and handle 16 bit operands.
6019         (bmi_andn_<mode>): New for BMI.
6020         (bmi_bextr_<mode>): Likewise.
6021         (bmi_blsi_<mode>): Likewise.
6022         (bmi_blsmsk_<mode>): Likewise.
6023         (bmi_blsr_<mode>): Likewise.
6024         * config/i386/i386.opt: Add -mbmi.
6025         * config/i386/x86intrin.h: Add BMI check and bmiintrin.h.
6026         * config/i386/bmiintrin.h (__lzcnt_u16): New.
6027         (__tzcnt_u16): Likewise.
6028         (__andn_u32): Likewise.
6029         (__bextr_u32): Likewise.
6030         (__blsi_u32): Likewise.
6031         (__blsmsk_u32): Likewise.
6032         (__blsr_u32): Likewise.
6033         (__lzcnt_u32): Likewise.
6034         (__tzcnt_u32): Likewise.
6035         (__andn_u64): Likewise.
6036         (__bextr_u64): Likewise.
6037         (__blsi_u64): Likewise.
6038         (__blsmsk_u64): Likewise.
6039         (__blsr_u64): Likewise.
6040         (__lzcnt_u64): Likewise.
6041         (__tzcnt_u64): Likewise.
6042         * doc/invoke.texi: Document -mbmi and -mno-bmi.
6043         * doc/extend.texi: Document BMI built-in functions.
6045 2010-11-10  Jan Hubicka  <jh@suse.cz>
6047         PR tree-optimize/46228
6048         * doc/invoke.texi (comdat-sharing-probability): Document.
6049         * ipa-inline.c (cgraph_estimate_growth): Handle COMDATs
6050         * params.def (PARAM_COMDAT_SHARING_PROBABILITY): New param.
6052 2010-11-10  Jan Hubicka  <jh@suse.cz>
6054         PR tree-optimize/46228
6055         * cgraph.c (cgraph_propagate_frequency): Fix typo.
6057 2010-11-10  H.J. Lu  <hongjiu.lu@intel.com>
6059         PR tree-optimization/46414
6060         * tree-inline.c (estimate_move_cost): Check preferred vector
6061         mode for vector type.
6063 2010-11-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6065         * config/alpha/osf5.h (ASM_SPEC): Remove -nocpp.
6067 2010-11-10  Sebastian Pop  <sebastian.pop@amd.com>
6069         PR tree-optimization/45971
6070         * tree-if-conv.c (predicate_scalar_phi): Do not generate a COND_EXPR
6071         for phi nodes analyzable by scev.
6073 2010-11-10  Richard Guenther  <rguenther@suse.de>
6075         PR tree-optimization/44964
6076         * ipa-inline.c (cgraph_flatten): Check that SSA form matches.
6078 2010-11-10  Martin Jambor  <mjambor@suse.cz>
6080         PR tree-optimization/46351
6081         PR tree-optimization/46377
6082         * tree-sra.c (type_internals_preclude_sra_p): Disqualify types with
6083         aggregate bit-fields.
6085 2010-11-10  Joseph Myers  <joseph@codesourcery.com>
6087         * doc/tm.texi.in (TARGET_OPTION_TRANSLATE_TABLE): Remove.
6088         * doc/tm.texi: Regenerate.
6089         * opts-common.c (tm.h): Don't include.
6090         (target_option_translations): Remove.
6091         (decode_cmdline_options_to_array): Don't handle translating options.
6092         * system.h (TARGET_OPTION_TRANSLATE_TABLE): Poison.
6093         * config/darwin-driver.c: Don't condition includes on
6094         CROSS_DIRECTORY_STRUCTURE.
6095         (darwin_default_min_version): Make static.
6096         (darwin_driver_init): New.  Call darwin_default_min_version if not
6097         CROSS_DIRECTORY_STRUCTURE.
6098         * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Remove.
6099         (DRIVER_SELF_SPECS, DARWIN_CC1_SPEC): Define.
6100         (ASM_SPEC): Add %{static}.
6101         (darwin_default_min_version): Don't declare.
6102         (darwin_driver_init): Declare.
6103         (GCC_DRIVER_HOST_INITIALIZATION): Define to call
6104         darwin_driver_init, independent of CROSS_DIRECTORY_STRUCTURE.
6105         * config/darwin.opt (all_load, allowable_client,
6106         arch_errors_fatal, bind_at_load, bundle, bundle_loader,
6107         dead_strip, dependency-file, dylib_file, dynamic, dynamiclib,
6108         exported_symbols_list, filelist, findirect-virtual-calls,
6109         flat_namespace, force_cpusubtype_ALL, force_flat_namespace,
6110         framework, fterminated-vtables, gfull, gused, image_base, init,
6111         install_name, multi_module, multiply_defined,
6112         multiply_defined_unused, no_dead_strip_inits_and_terms,
6113         seg_addr_table, seg_addr_table_filename, segaddr,
6114         segs_read_only_addr, segs_read_write_addr, single_module,
6115         umbrella, unexported_symbols_list, weak_reference_mismatches,
6116         Zall_load, Zarch_errors_fatal, Zbind_at_load, Zbundle,
6117         Zdead_strip, Zdynamic, Zdynamiclib, Zflat_namespace,
6118         Zforce_cpusubtype_ALL, Zforce_flat_namespace, Zmulti_module,
6119         Zno_dead_strip_inits_and_terms, Zsingle_module): New.
6120         * config/i386/darwin.h (CC1_SPEC): Add DARWIN_CC1_SPEC.
6121         (ASM_SPEC): Add %{static}.
6122         (SUBTARGET_OPTION_TRANSLATE_TABLE): Remove.
6123         * config/mep/mep.h (TARGET_OPTION_TRANSLATE_TABLE): Remove.
6124         (DRIVER_SELF_SPECS): Handle options formerly in
6125         TARGET_OPTION_TRANSLATE_TABLE.
6126         * config/mep/mep.opt (mfar): New.
6127         * config/picochip/picochip.h (TARGET_OPTION_TRANSLATE_TABLE): Remove.
6128         (DRIVER_SELF_SPECS): Define.  Handle options formerly in
6129         TARGET_OPTION_TRANSLATE_TABLE.
6130         * config/rs6000/darwin.h (CC1_SPEC): Handle -faltivec and -fno-altivec.
6131         (SUBTARGET_OPTION_TRANSLATE_TABLE): Remove.
6132         * config/rs6000/darwin.opt (Waltivec-long-deprecated, faltivec,
6133         ffix-and-continue, findirect-data): New.
6134         * config/rx/rx.h (TARGET_OPTION_TRANSLATE_TABLE): Remove.
6135         * config/rx/rx.opt (nofpu): Make into alias of mnofpu.
6136         (mnofpu): Define mask and use Report here.
6138 2010-11-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6140         * config/s390/s390.c (s390_emit_prologue): Report the stack
6141         size if -fstack-usage is used.
6143 2010-11-10  Richard Guenther  <rguenther@suse.de>
6145         PR tree-optimization/46398
6146         * tree-ssa-sccvn.c (process_scc): Iterate for all PHIs.
6148 2010-11-10  Joern Rennecke  <amylaar@spamcop.net>
6150         PR target/44760
6151         * config/iq2000/iq2000.h (REGISTER_NAMES): Remove trailing semicolon.
6152         (REGNO_MODE_OK_FOR_BASE_P): Cast REGNO to int before passing it to
6153         GP_REG_OR_PSEUDO_STRICT_P.
6154         * config/iq2000/iq2000.md (andsi3+1): Add gcc_unreachable for
6155         unexpected alternative.
6156         (*movsf_internal): Likewise.
6157         (indirect_jump): Replace call to non-existant function with call to
6158         internal_error.
6159         (tablejump): Likewise.
6160         * config/iq2000/iq2000.c: Include df.h .
6161         (iq2000_function_arg_advance): Use CONST_CAST2.
6162         (compute_frame_size, iq2000_expand_prologue): Remove unused variables.
6163         (iq2000_can_eliminate): Call leaf_function_p instead of testing for
6164         a non-zero function address.
6165         (iq2000_initial_elimination_offset): Add gcc_unreachable for
6166         unexpected value of FROM.
6167         (symbolic_expression_p): Delete.
6168         (iq2000_function_value): Constify func.
6169         (expand_one_builtin): Use expand_normal.
6170         (iq2000_print_operand): Don't print VALUE if calculating it failed.
6172         PR rtl-optimization/44764
6173         * addresses.h (ok_for_base_p_1): Mark regno with ATTRIBUTE_UNUSED.
6175         PR target/46407
6176         * config/rx/rx.h (REGISTER_NAMES): Remove trailing semicolon.
6177         * config/rx/rx.c (rx_promote_function_mode): Mark punsignedp
6178         with ATTRIBUTE_UNUSED.
6179         (valid_psw_flag): Constify parameter which.
6180         (rx_memory_move_cost): Change type of parameter regclass to reg_class_t.
6182         PR target/46415
6183         * config/mmix/mmix-protos.h (mmix_local_alignment): Update prototype.
6184         (mmix_dbx_register_number): Likewise.
6185         * config/mmix/mmix.c: Include df.h .
6186         (mmix_local_alignment): Change argument basic_align and return type
6187         to unsigned.
6188         (mmix_dbx_register_number): Change argument and return type to
6189         unsigned.
6190         (mmix_expand_prologue): Use add_reg_note.
6192         PR target/46417
6193         * config/spu/spu.c (spu_expand_insv): Remove unused variables.
6194         (spu_split_store): Use aform.
6195         (spu_function_profiler): Mark parameter labelno with ATTRIBUTE_UNUSED.
6197 2010-11-10  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
6199         PR/46268
6200         * doc/gty.texi (GTY Options): Clarify that variable_size produces
6201         allocators taking size in bytes, compare with length option.  Add
6202         size calculation example.
6203         (Invoking the garbage collector): Ensure that sentences are
6204         followed by two spaces.  Describe that pointer fields must be
6205         initialized at ggc_collect call.
6206         (Troubleshooting): New section.
6208 2010-11-09  Jan Hubicka  <jh@suse.cz>
6210         PR tree-optimization/40436
6211         * ipa-inline.c (leaf_node_p): Implement using is_inexpensive_builtin.
6212         * tree-inline.c (estimate_num_insns): Inexpensive builtins are like
6213         normal instructions; be sure bultin is not implemented in this file;
6214         compute non-zero return cost.
6215         (init_inline_once): Reduce builtin_call_cost to 1; set return cost.
6216         * tree-inline.h (eni_weights_d): Add return cost.
6218 2010-11-09  Joseph Myers  <joseph@codesourcery.com>
6220         * c-parser.c (c_parser_struct_declaration): Handle declaration
6221         specifiers followed by CPP_CLOSE_BRACE.
6223 2010-11-09  Michael Meissner  <meissner@linux.vnet.ibm.com>
6225         * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Rewrite so
6226         split occurs before reload, and we allocate memory at the time of
6227         the split, not during expansion.  Add attributes.
6228         (floatsi<mode>2_lfiwax_mem): Ditto.
6229         (floatunssi<mode>2_lfiwzx): Ditto.
6230         (floatunssi<mode>2_lfiwzx_mem): Ditto.
6231         (floatsidf2): Ditto.
6232         (floatunssisf2): Ditto.
6233         (floatunssidf2): Ditto.
6234         (fix_trunc<mode>si2): Ditto.
6235         (fix_trunc<mode>si2_stfiwx): Ditto.
6236         (fix_trunc<mode>si2_internal): Ditto.
6237         (fix_trunc<mode>si2): Ditto.
6238         (fix_trunc<mode>di2): Ditto.
6239         (fixuns_trunc<mode>si2_stfiwx): Ditto.
6240         (floatsisf2): Ditto.
6241         (floatdidf2_mem): Ditto.
6242         (floatunsdidf2_mem): Ditto.
6243         (floatunsdidf2): Ditto.
6244         (floatdisf2_internal1): Ditto.
6245         (floatdisf2_mem): Ditto.
6246         (floatunsdisf2_mem): Ditto.
6247         (floatsi<mode>2_lfiwax_mem2): Delete.
6248         (floatunssi<mode>2_lfiwzx_mem2): Ditto.
6249         (fix_trunc<mode>si2_mem): Ditto.
6250         (fixuns_trunc<mode>si2_mem): Ditto.
6251         (round32<mode>2_fprs): New combiner insn to combine (double)(int)
6252         type operations to reduce copying the values to multiple memory slots.
6253         (roundu32<mode>2_fprs): Ditto.
6255         * config/rs6000/rs6000.c (rs6000_address_for_fpconvert): Handle
6256         PRE_INC, PRE_DEC, PRE_MODIFY.
6257         (rs6000_expand_convert_si_to_sfdf): Delete, no longer used.
6259         * config/rs6000/rs6000-protos.h (rs6000_expand_convert_si_to_sfdf):
6260         Delete prototype.
6262 2010-11-09  Jakub Jelinek  <jakub@redhat.com>
6264         PR target/43808
6265         * cfgexpand.c (partition_stack_vars): Call
6266         update_alias_info_with_stack_vars unconditionally.
6267         (update_alias_info_with_stack_vars): Allow unused
6268         unreferenced vars when not optimizing.
6270 2010-11-09  Sebastian Pop  <sebastian.pop@amd.com>
6272         PR tree-optimization/46036
6273         * tree-if-conv.c (predicate_bbs): Call unshare_expr before
6274         add_to_dst_predicate_list.
6276 2010-11-09  Jakub Jelinek  <jakub@redhat.com>
6278         PR debug/46171
6279         * df-problems.c (struct dead_debug_use, struct dead_debug): Move
6280         earlier.
6281         (df_set_unused_notes_for_mw, df_create_unused_note): Add DEBUG
6282         argument, call dead_debug_reset when adding REG_UNUSED note.
6283         (dead_debug_reset): New function.
6284         (df_note_bb_compute): Adjust df_set_unused_notes_for_mw and
6285         df_create_unused_note callers.
6287 2010-11-09  Anatoly Sokolov  <aesok@post.ru>
6289         * config/fr30/fr30.c: Include "df.h".
6291 2010-11-09  Richard Guenther  <rguenther@suse.de>
6293         PR tree-optimization/46355
6294         * tree-loop-distribution.c (tree_loop_distribution): Do not
6295         distribute loops without a single exit.
6297 2010-11-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6299         PR rtl-optimization/46237
6300         * ira-conflicts.c (ira_build_conflicts): Record conflicts for call
6301         saved hard regs if they might get partially clobbered.
6303 2010-11-09  Paul Koning  <ni1d@arrl.net>
6305         * config/pdp11/pdp11.md (lshrsi3, lshrhi3): Use add for decrement.
6307 2010-11-09  Richard Guenther  <rguenther@suse.de>
6309         PR tree-optimization/46177
6310         * tree-loop-distribution.c (prop_phis): Remove.
6311         (generate_builtin): Re-use the old loop exit edge to avoid
6312         needing to update PHI nodes.
6314 2010-11-09  Joern Rennecke  <amylaar@spamcop.net>
6316         * config/i386/i386.c (ix86_expand_split_stack_prologue): Change
6317         type of args_size to unsigned HOST_WIDE_INT.
6319         PR target/44755
6320         * config.gcc (picochip-*): Add t-pnt16-warn to tmake_file.
6321         * config/t-pnt16-warn: New file.
6322         * config/picochip/picochip.c (picochip_emit_stack_allocate):
6323         Use add_reg_note.
6324         (picochip_emit_save_register): Likewise.
6325         (picochip_emit_restore_register): Remove variable insn.
6326         (picochip_legitimize_address): Don't use C++ style comments.
6327         (picochip_legitimize_reload_address): Likewise.
6328         (reorder_var_tracking_notes): Remove variable vliw_start.
6329         (picochip_reorg): Cast first arguemnt to emit_note_after to
6330         enum insn_note.
6331         (picochip_expand_builtin_2op): Use EXPAND_NORMAL.
6332         (picochip_expand_builtin_3op): Likewise.
6333         (picochip_expand_builtin_2opvoid): Likewise.
6334         (picochip_expand_array_get, picochip_expand_array_put): Likewise.
6335         (picochip_expand_array_testport): Likewise.
6336         (picochip_init_builtins): Remove unused variables.
6337         * config/picochip/picochip.h (ASM_FORMAT_PRIVATE_NAME): Cast LABELNO
6338         to unsigned long, and output it as such.
6339         (ASM_OUTPUT_SKIP): Use HOST_WIDE_INT_PRINT_UNSIGNED.
6340         * config/picochip/picochip.md (movhicc): Remove nonsense statement.
6341         (schedType): Cast result of picochip_schedule_type to
6342         enum attr_schedType.
6344         PR target/44759
6345         * config/mn10300/mn10300.c (SIZE_FMOV_LIMIT): Promote all arms of
6346         conditional to type of S.
6347         (mn10300_function_arg): Remove unused variable align.
6348         (mn10300_arg_partial_bytes): Likewise.
6349         * config/mn10300/mn10300.md (attribute cpu): Cast value to
6350         enum attr_cpu.
6352 2010-11-09  H.J. Lu  <hongjiu.lu@intel.com>
6354         PR bootstrap/46392
6355         * gengtype-parse.c (type): Call get_input_file_name to get file name.
6357 2010-11-09  Eric Botcazou  <ebotcazou@adacore.com>
6359         * tree.h (contains_placeholder_p): Fix comment.
6360         (type_contains_placeholder_p): Adjust comment.
6361         * tree.c (contains_placeholder_p): Fix comment.
6362         (type_contains_placeholder_1): Do not recurse on pointed-to types and
6363         adjust comment.
6364         (type_contains_placeholder_p): Add comment.
6366 2010-11-09  Paul Koning  <ni1d@arrl.net>
6368         * config/pdp11/pdp11.c (pdp11_assemble_integer): Clean up fix for
6369         output of byte values.
6371 2010-11-09  Jakub Jelinek  <jakub@redhat.com>
6373         PR middle-end/46360
6374         * tree-ssa-propagate.c (update_call_from_tree): Fix for use
6375         not in SSA mode.
6377 2010-11-09  Richard Guenther  <rguenther@suse.de>
6379         PR middle-end/46221
6380         * varasm.c (compute_visible_aliases): New function.
6381         (remove_unreachable_alias_pairs): Aliases make a target available
6382         even though we reclaimed the cgraph node.
6383         (finish_aliases_1): Likewise.
6384         * Makefile.in (varasm.o): Add pointer-set.h dependency.
6386 2010-11-09  Nick Clifton  <nickc@redhat.com>
6388         * config/mn10300/mn10300-modes.def: New file.
6390 2010-11-09  Basile Starynkevitch  <basile@starynkevitch.net>
6391             Jeremie Salvucci  <jeremie.salvucci@free.fr>
6393         * gengtype.c (get_output_file_name): Declaration moved to gengtype.h.
6394         (plugin_files, get_file_basename, get_file_realbasename)
6395         (get_file_langdir, error_at_line, gt_files, this_file)
6396         (system_h_file, read_input_list, create_field_all)
6397         (get_file_srcdir_relative_path, get_file_basename)
6398         (get_file_langdir, get_file_gtfilename)
6399         (get_output_file_with_visibility, get_output_file_name)
6400         (struct flist, put_mangled_filename, walk_type)
6401         (put_mangled_filename, finish_root_table, write_roots): Use
6402         input_file-s.
6403         (lang_dir_names, num_lang_dirs): Remove static.
6404         (get_lang_bitmap, set_lang_bitmap): Moved to gengtype.h.
6405         (main): Use input_file-s.
6407         * gengtype.h: (struct input_file_st, input_file): New type.
6408         (struct fileloc): Use it.
6409         (gt_files, num_gt_files, this_file, system_h_file)
6410         (input_file_by_name, get_file_srcdir_relative_path): Use input_file.
6411         (get_input_file_name): New function.
6412         (get_lang_bitmap, set_lang_bitmap): Moved from gengtype.c and
6413         use input_file.
6414         (lang_dir_names, num_lang_dirs, get_output_file_with_visibility)
6415         (get_output_file_name): Ditto.
6417         * gengtype-lex.l (yybegin): Use input_file.
6419         * gengtype-parse.c (parse_error): Use input_file.
6421 2010-11-08  Xinliang David Li  <davidxl@google.com>
6423         PR tree-optimization/46316
6424         * tree-vrp.c (adjust_range_with_scev): Check double_int overflow.
6425         * double-int.h (double_int_mul_with_sign): New function.
6426         * double-int.c (double_int_mul_with_sign): New function.
6428 2010-11-08  Paul Koning  <ni1d@arrl.net>
6430         * config/pdp11/pdp11.md (lshrsi3, lshrhi3): Fix wrong code.
6432 2010-11-08  Paul Koning  <ni1d@arrl.net>
6434         * config/pdp11/pdp11.md (negsi2): Fix wrong code.
6436 2010-11-08  Paul Koning  <ni1d@arrl.net>
6438         * config/pdp11/pdp11.c (pdp11_assemble_integer): Mask byte values
6439         to 8 bits.
6441 2010-11-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
6443         PR target/46378
6444         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
6445         turn on ISA 2.04 rounding instructions for power5.
6447         * config/rs6000/rs6000.md (friz): Friz is an ISA 2.04 instruciton,
6448         not ISA 2.02.
6450         PR target/45585
6451         * config/rs6000/darwin.md (movdi_low): Allow DImode values to be
6452         in FPR registers.
6453         (movdi_low_st): Ditto.
6455 2010-11-08  Joern Rennecke  <amylaar@spamcop.net>
6456             Richard Henderson  <rth@redhat.com>
6458         PR target/44758
6459         * config/frv/frv.md (attribute cpu): Cast value to enum attr_cpu.
6460         (attribute acc_group): Cast value to enum attr_acc_group.
6461         (*movdi_nodouble+6): Use gen_int_mode.
6462         * config/frv/frv-protos.h (frv_trampoline_size): Declare no matter
6463         if RTX_CODE is defined or not.
6464         * config/frv/frv.c (enum frv_io_type): New enum, broken out of
6465         struct frv_io.
6466         (frv_handle_option): Mark parameter value with ATTRIBUTE_UNUSED.
6467         (frv_frame_access, frv_expand_prologue): Remove unused variables.
6468         (frv_expand_block_clear): Likewise.
6469         (frv_trampoline_init): Use LCT_NORMAL.
6470         (struct frv_packet_group): New struct, broken out of type of
6471         frv_packet.
6472         (frv_start_packet, frv_reorder_packet): Initialize group to GROUP_I,
6473         use cast in loop counter increment.
6474         (frv_extract_membar): Cast HOST_WIDE_INT to enum frv_io_type before
6475         assigning to io->type.
6476         (bdesc_set): Use rtx_code UNKNOWN in initializer.
6477         (bdesc_1arg, bdesc_2arg, bdesc_int_void2arg): Likewise.
6478         (bdesc_prefetches, bdesc_cut, bdesc_2argimm, bdesc_void2arg): Likewise.
6479         (bdesc_void3arg, bdesc_voidacc, bdesc_loads, bdesc_stores): Likewise.
6480         (frv_read_argument): Use expand_normal.
6482         PR target/44757
6483         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Call
6484         lm32_legitimate_constant_p.
6485         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
6486         * config/lm32/lm32.c (gen_int_relational): Make new block for
6487         LE / LT / LEU / LTU case.  Declare variables at start of block.
6488         (lm32_block_move_inline): Use XALLOCAVEC.
6490 2010-11-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6492         * config/i386/i386.c (ix86_function_arg_boundary): Fix warning message.
6494 2010-11-08  Basile Starynkevitch  <basile@starynkevitch.net>
6496         * gengtype (get_output_file_for_structure): Ensure type is union
6497         or struct.
6498         (write_splay_tree_allocator_def): Use
6499         get_output_file_with_visibility.
6501 2010-11-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6503         * config/s390/s390.c (s390_handle_arch_option): Set type and flags
6504         to defined values in case of an error.
6505         (s390_option_override): Skip further processing if the -march
6506         parameter wasn't recognized.
6508 2010-11-08  Joern Rennecke  <amylaar@spamcop.net>
6510         * caller-save.c (reg_save_code): After HARD_REGNO_MODE_OK check fails,
6511         assert that REG is a hard register number before using it as an index.
6513         PR bootstrap/46358
6514         * config/i386/i386.c (ix86_expand_split_stack_prologue):
6515         Avoid warnings when HOST_WIDE_INT is 32 bit.
6517 2010-11-08  Eric Botcazou  <ebotcazou@adacore.com>
6519         PR target/46208
6520         * config/sparc/sparc.c (TARGET_PROMOTE_PROTOTYPES): Delete.
6521         (sparc_promote_prototypes): Likewise.
6522         (sparc_promote_function_mode): Promote in 32-bit mode as well.
6523         (sparc_return_in_memory): Remove superfluous parentheses.
6524         (sparc_struct_value_rtx): Fix long lines.
6525         (sparc_function_value_1): Promote in 32-bit mode as well.
6527 2010-11-08  Andrey Belevantsev  <abel@ispras.ru>
6529         PR rtl-optimization/45352
6530         * sel-sched.c (find_best_expr): Do not set pneed_stall when
6531         the variable_issue hook is not implemented.
6532         (fill_insns): Remove dead variable stall_iterations.
6533         (init_seqno_1): Force EBB start for resetting sched cycles on any
6534         successor blocks of the rescheduled region.
6535         (sel_sched_region_1): Use bitmap_bit_p instead of bitmap_clear_bit.
6536         (reset_sched_cycles_in_current_ebb): Add debug printing.
6537         New variable issued_insns.  Advance state when we have issued
6538         issue_rate insns.
6540 2010-11-08  Basile Starynkevitch  <basile@starynkevitch.net>
6542         * gengtype (main): Get here's position using POS_HERE macro for
6543         do*typedef calls.
6545 2010-11-07  Ian Lance Taylor  <iant@google.com>
6547         PR target/46089
6548         * config/i386/i386.c (split_stack_fn_large): New static variable.
6549         (ix86_expand_split_stack_prologue): Handle large model.
6551 2010-11-07  Andreas Schwab  <schwab@linux-m68k.org>
6553         * config/m68k/m68k.c (m68k_delegitimize_address): Update to handle
6554         all possible addressing modes.
6556 2010-11-07  Uros Bizjak  <ubizjak@gmail.com>
6558         PR tree-optimization/46346
6559         * tree-ssa-forwprop.c (rhs_to_tree): Handle GIMPLE_TERNARY_RHS.
6561 2010-11-07  Richard Sandiford  <rdsandiford@googlemail.com>
6563         * config/mips/mips.c: Revert previous patch.
6564         * config/mips/mips.md: Likewise.
6566 2010-11-07  Richard Sandiford  <rdsandiford@googlemail.com>
6568         * config/mips/mips.c (mips_rtx_costs): Handle FMA.
6569         * config/mips/mips.md (*madd4<mode>, *madd3<mode>, *msub4<mode>)
6570         (*msub3<mode>, *nmadd4<mode>_fastmath, *nmadd3<mode>_fastmath)
6571         (*nmsub4<mode>_fastmath, *nmsub3<mode>_fastmath): Delete.
6572         (*nmadd4<mode>, *nmadd3<mode>. *nmsub4<mode>, *nmsub3<mode>): Redefine
6573         to use FMA.
6574         (fma<mode>4, *fma<mode>4_madd3, *fma<mode>4_madd4): New patterns.
6575         (fms<mode>4, *fms<mode>4_msub3, *fms<mode>4_msub4): Likewise.
6576         (fnms<mode>4, *fnms<mode>4_nmadd3, *fnms<mode>4_nmadd4): Likewise.
6577         (fnma<mode>4, *fnma<mode>4_nmsub3, *fnma<mode>4_nmsub4): Likewise.
6579 2010-11-06  Simon Martin  <simartin@users.sourceforge.net>
6581         PR c/43384
6582         * c-decl.c (lookup_label): Labels can only be referenced in a
6583         function's scope.
6584         (store_parm_decls_oldstyle): Skip erroneous parameters.
6586 2010-11-06  Anatoly Sokolov  <aesok@post.ru>
6588         * config/fr30/fr30.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
6589         LIBCALL_VALUE): Remove macros.
6590         * config/fr30/fr30.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
6591         TARGET_FUNCTION_VALUE_REGNO_P): Define.
6592         (fr30_function_value_regno_p, fr30_function_value,
6593         fr30_libcall_value): New functions.
6595 2010-11-06  Joern Rennecke  <amylaar@spamcop.net>
6597         PR middle-end/46314
6598         * target.def (generate_internal_label): New asm_out hook.
6599         * output.h (default_generate_internal_label): Declare.
6600         * varasm.c (default_generate_internal_label): Define.
6602 2010-11-06  Iain Sandoe  <iains@gcc.gnu.org>
6604         PR target/44981
6605         * doc/extend.tex (format): Document NSString extension.
6606         (format_arg): Likewise.
6607         (Darwin Format Checks): New section.
6608         * doc/tm.texi: Document string object hooks (generated).
6609         * doc/tm.texi.in (TARGET_OBJC_CONSTRUCT_STRING_OBJECT) Rename.
6610         (TARGET_STRING_OBJECT_REF_TYPE_P): New.
6611         (TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): New.
6612         * target.def (objc_construct_string_object): Rename, amend
6613         documentation.
6614         (string_object_ref_type_p): New hook.
6615         (check_string_object_format_arg): New hook.
6616         * c-parser.c (c_parser_attributes): Allow objective-c class names as
6617         attribute identifiers.
6618         * config/darwin-c.c (darwin_cfstring_ref_p): New.
6619         (darwin_check_cfstring_format_arg): New.
6620         (darwin_additional_format_types): New.
6621         * config/darwin-protos.h (darwin_cfstring_ref_p) New.
6622         (darwin_check_cfstring_format_arg): New.
6623         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT) Renamed.
6624         (TARGET_STRING_OBJECT_REF_TYPE_P): New.
6625         (TARGET_N_FORMAT_TYPES): New.
6626         (TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): New.
6628 2010-11-06  Eric Botcazou  <ebotcazou@adacore.com>
6629             Pascal Obry  <obry@adacore.com>
6631         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Redefine.  Use 33
6632         in 64-bit mode and 17 otherwise.
6634 2010-11-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6636         PR debug/45939
6637         * var-tracking.c (emit_note_insn_var_location): Make sure that
6638         call related var location notes come before the normal ones.
6640 2010-11-05  H.J. Lu  <hongjiu.lu@intel.com>
6642         PR target/46326
6643         * config/i386/i386.c (ix86_delegitimize_address): Fix a typo
6644         in the last change.
6646 2010-11-05  Ian Lance Taylor  <iant@google.com>
6648         * explow.c (allocate_dynamic_stack_space): Check MALLOC_ABI_ALIGNMENT.
6650 2010-11-05  Jakub Jelinek  <jakub@redhat.com>
6652         PR c/44772
6653         * c-decl.c (warn_cxx_compat_finish_struct): Don't call
6654         pointer_set_contains if DECL_NAME is NULL.
6656 2010-11-05  Ian Lance Taylor  <iant@google.com>
6658         PR target/46084
6659         * explow.c (allocate_dynamic_stack_space): If flag_split_stack,
6660         request enough additional space for alignment, and force alignment.
6662 2010-11-05  Kai Tietz  <kai.tietz@onevision.com>
6664         * config/i386/i386.c (legitimate_pic_address_disp_p):
6665         Handle UNSPEC_PCREL.
6666         (ix86_legitimate_address_p): Likewise.
6667         (legitimize_pic_address): Likewise.
6668         (output_pic_addr_const): Likewise.
6669         (ix86_delegitimize_address): Likewise.
6670         (ix86_find_base_term): Likewise.
6671         (memory_address_length): Likewise.
6672         (x86_output_mi_thunk): Handle special case x64
6673         for non local binding.
6674         * config/i386/i386.md (UNSPEC_PCREL): New.
6675         * config/i386/winnt.c (i386_pe_binds_local_p):
6676         Allow weak symbol for x64 windows with non-local binding.
6678 2010-11-05  Jakub Jelinek  <jakub@redhat.com>
6680         PR target/45670
6681         * expr.c (expand_expr_real_1) <case MEM_REF>: Use EXPAND_SUM
6682         instead of EXPAND_NORMAL for base expansion.
6684 2010-11-05  Uros Bizjak  <ubizjak@gmail.com>
6686         * config.gcc: Support --with-fpmath=avx for x86.
6687         * config/i386/avxmath.h: New.
6688         * doc/install.texi (--with-fpmath=): Document --with-fpmath=avx.
6690 2010-11-05  Ian Lance Taylor  <iant@google.com>
6692         * tree.h (struct tree_type): Don't use descbits in GTY annotation.
6693         * gengtype.c (walk_type): Don't recognize descbits option.
6695 2010-11-05  Joseph Myers  <joseph@codesourcery.com>
6697         * defaults.h (DEFAULT_WORD_SWITCH_TAKES_ARG,
6698         WORD_SWITCH_TAKES_ARG): Remove.
6699         * doc/options.texi (Args): Document.
6700         * doc/tm.texi.in (WORD_SWITCH_TAKES_ARG): Remove.
6701         * doc/tm.texi: Regenerate.
6702         * opt-functions.awk (switch_flags): Handle Args.
6703         * opts-common.c: Update comment on tm.h include.
6704         (decode_cmdline_option): Handle options with multiple arguments.
6705         Don't check WORD_SWITCH_TAKES_ARG for unknown options.
6706         * opts.h (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK): Define.
6707         (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET,
6708         CL_COMMON): Update values.
6709         * system.h (WORD_SWITCH_TAKES_ARG): Poison.
6710         * config/darwin.h (WORD_SWITCH_TAKES_ARG): Remove.
6711         * config/darwin.opt (Zsegaddr, sectalign, sectcreate,
6712         sectobjectsymbols, sectorder, segcreate, segprot): New.
6714 2010-11-05  H.J. Lu  <hongjiu.lu@intel.com>
6715             Uros Bizjak  <ubizjak@gmail.com>
6717         * config/i386/i386.c (ix86_expand_move): Set use_avx256_p if
6718         256bit AVX register is used.
6719         (ix86_expand_vector_move_misalign): Likewise.
6720         (ix86_expand_vector_move): Replace use_avx256_p with
6721         VALID_AVX256_REG_MODE.
6723 2010-11-05  Joern Rennecke  <amylaar@spamcop.net>
6725          PR target/44750
6726         * config/pdp11/t-pdp11 (dwarf2out.o, java/constants.o): Undo last
6727         change.  Set $@-warn.o to -Wno-error.
6729         PR bootstrap/44756
6730         * expr.c (emit_push_insn): Cast value of PUSH_ROUNDING before
6731         comparing it to a signed value.
6733         PR middle-end/44766
6734         * expr.c (can_store_by_pieces): Add ATTRIBUTE_UNUSED to cst.
6735         PR bootstrap/44770
6736         * haifa-sched.c (initiate_bb_reg_pressure_info): Add ATTRIBUTE_UNUSED
6737         to i.
6739         PR target/44754
6740         * config/m32c/m32c.c (m32_function_arg): Rename declaration to...
6741         (m32c_function_arg).  Add comma between arguments two and three.
6742         (m32c_promote_prototypes): Remove declaration.
6743         (current_function_special_page_vector): Likewise.
6744         (m32c_regno_reg_class): Change return type to enum reg_class.
6745         (m32c_pushm_popm): Use add_reg_note.
6746         (m32c_push_rounding): Change return type to unsigned int.
6747         (m32c_legitimize_reload_address): Cast argument 11 to push_reload to
6748         enum reload_type.
6749         (m32c_insert_attributes): Constify variable name.
6750         (m32c_output_aligned_common): Add ATTRIBUTE_UNUSED to argument decl.
6751         (m32c_prepare_shift): Remove variable lref.
6752         (m32c_expand_movcc): Remove variable cmp.
6753         (m32c_expand_insv): Fix check of op0 rtx_code to use GET_CODE.
6754         (m32c_compare_redundant): Remove variable op2.
6755         * config/m32c/m32c-pragma.c ("c-family/c-common.h"): Include.
6756         (m32c_pragma_memregs): Assign the number to target_memregs.
6757         (m32c_pragma_address): Remove variable var_str.
6758         * config/m32c/m32c.h (REG_CLASS_FROM_CONSTRAINT): Case value to
6759         enum reg_class.
6760         (LIMIT_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Likewise.
6761         * config/m32c/bitops.md (andsi3): Add default case to switch.
6762         (iorsi3, xorsi3): Likewise.
6763         * config/m32c/addsub.md (addsi3_1, subsi3_1): Likewise.
6764         * config/m32c/jump.md (call, call_value): Likewise.
6765         * config/m32c/m32c-protos.h (m32c_push_rounding): Update prototype.
6766         (m32c_regno_reg_class): Likewise.
6767         (current_function_special_page_vector): Declare.
6769 2010-11-05  Jakub Jelinek  <jakub@redhat.com>
6771         * cfgexpand.c (expand_debug_expr): Handle MEM_REF with non-zero offset.
6773         PR tree-optimization/46099
6774         * tree-parloops.c (take_address_of): Add GSI argument.  Return NULL
6775         if it is NULL and uid wasn't found in the hash table.  Just fold the
6776         result if it is NULL otherwise.  Insert other potentially needed
6777         stmts right before current stmt instead of on the entry edge.
6778         (struct elv_data): Add gsi and reset fields.
6779         (eliminate_local_variables_1): Adjust caller.  If take_address_of
6780         failed for debug stmt, set dta->reset and return.
6781         (eliminate_local_variables_stmt): Change STMT argument for GSI,
6782         pass GSI through to the callback, handle resetting of debug stmts.
6783         (eliminate_local_variables): Adjust caller.  Process debug stmts
6784         in second phase.
6786         PR middle-end/43690
6787         * gimplify.c (gimplify_asm_expr): If a "m" input is a
6788         {pre,post}{in,de}crement, fail.
6790         PR debug/46307
6791         * tree-ssa-operands.c (get_expr_operands): Handle FMA_EXPR.
6792         * tree-pretty-print.c (dump_generic_node): Likewise.
6793         (op_code_prio): Likewise.
6794         * cfgexpand.c (expand_debug_expr): Likewise.
6796 2010-11-04  Paul Koning  <ni1d@arrl.net>
6798         * doc/md.texi (Machine Constraints): Correct formatting in PDP-11
6799         constraints.
6801 2010-11-04  Chao-ying Fu  <fu@mips.com>
6803         * configure.ac: Test assembler support for DSP Rev1 mult.
6804         * configure: Regenerate.
6805         * config.in: Regenerate.
6806         * config/mips/mips.h (ISA_HAS_DSP_MULT): New define.
6807         * config/mips/mips.c (CODE_FOR_mips_mult): New define.
6808         (CODE_FOR_mips_multu): New define.
6809         (mips_builtins): Move madd, maddu, msub, msubu, mult, multu from
6810         dspr2_32 to dsp_32.
6811         (mips_mulsidi3_gen_fn): Test (TARGET_FIX_R4000 && !ISA_HAS_DSP).
6812         Delete returns when ISA_HAS_DSPR2 because the old patterns are deleted.
6813         * config/mips/mips-dsp.md (mips_madd<u>, mips_msub<u>):
6814         New define_expand patterns.
6815         * config/mips/constraints.md (ka): Update the constraint to test
6816         ISA_HAS_DSP_MULT instead of ISA_HAS_DSPR2.
6817         * config/mips/mips-dspr2.md (mips_madd<u>, mips_msub<u>, mips_mult,
6818         mips_multu): Delete.
6819         * config/mips/mips.md (<u>mulsidi3_32bit): Add comments.
6820         Change target constraint to "ka".
6821         Use (!TARGET_FIX_R4000 || ISA_HAS_DSP), instead of
6822         (!TARGET_FIX_R4000 && !ISA_HAS_DSPR2).
6823         Emit the accumulator destination when ISA_HAS_DSP_MULT.
6824         (<u>msubsidi4): Add comments.  Test ISA_HAS_DSP.
6825         Emit the accumulator destination when ISA_HAS_DSP_MULT.
6826         (<u>maddsidi4): Likewise.
6827         * doc/extend.texi (MIPS DSP Built-in Functions): Move madd, maddu,
6828         msub, msubu, mult, multu built-in functions from DSP r2 to DSP r1.
6830 2010-11-04  Paul Koning  <ni1d@arrl.net>
6832         * doc/md.texi (Machine Constraints): Add PDP-11 constraints.
6834 2010-11-04  Paul Koning  <ni1d@arrl.net>
6836         * doc/invoke.texi (PDP-11 Options): Delete -msplit, -mno-split.
6838 2010-11-04  Nicola Pero  <nicola.pero@meta-innovation.com>
6840         Fixed using the Objective-C 2.0 dot-syntax with class names.
6841         * c-parser.c (c_parser_next_token_starts_declspecs): In
6842         Objective-C, detect Objective-C 2.0 dot-syntax with a class name.
6843         (c_parser_next_token_starts_declaration): Same.
6844         (c_parser_postfix_expression): Parse the Objective-C 2.0
6845         dot-syntax with a class name.
6847 2010-11-04  Pat Haugen  <pthaugen@us.ibm.com>
6849         * final.c (compute_alignments): Compute/free loop info all the time.
6850         * config/rs6000/rs6000.h (LOOP_ALIGN): Define.
6851         * config/rs6000/rs6000-protos.h (rs6000_loop_align): Declare.
6852         * config/rs6000/t-rs6000 (rs6000.o): Add cfgloop.h.
6853         * config/rs6000/rs6000.c (cfgloop.h): Include.
6854         (can_override_loop_align): New.
6855         (rs6000_option_override_internal): Set it.
6856         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define target hook.
6857         (rs6000_loop_align): New function.
6858         (rs6000_loop_align_max_skip): Likewise.
6860 2010-11-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6862         PR driver/45703
6863         * collect2.c (main): Print --help output to stdout.  Do not
6864         exit right away, so ld --help is appended.  Add empty lines
6865         to separate output suitably.
6867 2010-11-04  Jakub Jelinek  <jakub@redhat.com>
6869         PR tree-optimization/46233
6870         * ipa-pure-const.c (local_pure_const): Do noreturn discovery
6871         after calling analyze_function, not before.
6873         PR target/46234
6874         * config/rs6000/rs6000.c (rs6000_va_start): Use build_simple_mem_ref
6875         instead of build_va_arg_indirect_ref.
6876         * config/spu/spu.c (spu_va_start): Likewise.
6877         * config/s390/s390.c (s390_va_start): Likewise.
6879 2010-11-03  Uros Bizjak  <ubizjak@gmail.com>
6881         PR middle-end/46292
6882         * lower-subreg.c (simplify_subreg_concatn): For VOIDmode elements,
6883         if the innermode is not vector mode, determine the mode of a subreg
6884         by using mode_for_size of inner_size.
6886 2010-11-04  Richard Guenther  <rguenther@suse.de>
6888         PR rtl-optimization/46183
6889         * gcse.c (execute_rtl_cprop): Cleanup the CFG if something changed.
6890         (execute_rtl_pre): Likewise.
6891         (execute_rtl_hoist): Likewise.
6893 2010-11-04  Richard Guenther  <rguenther@suse.de>
6895         PR tree-optimization/46068
6896         * ipa-split.c (consider_split): Remove gcc_unreachable.
6898 2010-11-04  Richard Guenther  <rguenther@suse.de>
6900         * tree-nested.c (build_addr): Use build_fold_addr_expr.
6902 2010-11-04  Richard Guenther  <rguenther@suse.de>
6904         PR tree-optimization/45991
6905         * gimplify.c (force_gimple_operand_1): Use the provded test
6906         function in the initial test.
6908 2010-11-04  Jeff Law  <law@redhat.com>
6910         * ira.c (validate_equiv_mem): Remove code to avoid invalidation
6911         of readonly memory equivalances for const/pure calls.
6913 2010-11-04  Richard Guenther  <rguenther@suse.de>
6915         PR tree-optimization/45733
6916         * tree-vect-stmts.c (reverse_vec_elements): Honor the
6917         permute builtins function return type.
6919 2010-11-04  Joern Rennecke  <amylaar@spamcop.net>
6921         PR middle-end/44765
6922         * emit-rtl.c (gen_rtx_REG): Before using PIC_OFFSET_TABLE_REGNUM
6923         as an index, check it is not INVALID_REGNUM.
6925         PR bootstrap/44756
6926         * ifcvt.c (noce_emit_cmove): Add ATTRIBUTE_UNUSED to target and
6927         unsignedp.
6928         * reload1.c (set_reload_reg): Add ATTRIBUTE_UNUSED to regno.
6930         PR bootstrap/44756
6931         * function.c (thread_prologue_and_epilogue_insns): Add
6932         ATTRIBUTE_UNUSED to seq, epilogue_end and entry_edge.
6934         PR bootstrap/44756
6935         * varasm.c (asm_output_bss): Add ATTRIBUTE_UNUSED to function.
6937         PR target/44750
6938         * config/pdp11/pdp11.c: (pdp11_secondary_reload): Now static.
6939         (pdp11_preferred_reload_class): Rename class to rclass.
6940         (pdp11_preferred_output_reload_class): Likewise.
6941         * config/pdp11/t-pdp11 (dwarf2out.o): Add -Wno-error=type-limits to
6942         ALL_COMPILERFLAGS .
6943         (java/constants.o): Add -Wno-error to ALL_COMPILERFLAGS.
6945         PR bootstrap/44756
6946         * genopinit.c (main) [FIXUNS_TRUNC_LIKE_FIX_TRUNC]: Cast
6947         iteration variables to enum machine_mode.
6949         PR target/44751
6950         * config/h8300/h8300.c: Include df.h.
6951         (push, pop): Use add_reg_note.
6952         (compute_plussi_cc, compute_logical_op_cc): Return enum attr_c.
6953         (compute_a_shift_cc): Likewise.
6954         (expand_a_shift): Argument code has type enum rtx_code.
6955         (struct shift_insn): Member cc_valid has type enum attr_cc.
6956         (struct shift_info) <cc_inline, cc_special>: Likewise.
6957         enum attr_cc.
6958         * config/h8300/h8300-protos.h (compute_plussi_cc): Update prototype.
6959         (compute_a_shift_cc, compute_logical_op_cc, expand_a_shift): Likewise.
6961 2010-11-04  Ira Rosen  <irar@il.ibm.com>
6963         PR tree-optimization/46213
6964         * tree-vect-loop.c (vect_is_simple_reduction_1): Handle
6965         MINUS_EXPR only if the first operand is reduction operand.
6967 2010-11-04  Richard Guenther  <rguenther@suse.de>
6968             Richard Henderson  <rth@redhat.com>
6970         * tree.def (FMA_EXPR): New tree code.
6971         * expr.c (expand_expr_real_2): Add FMA_EXPR expansion code.
6972         * gimple.c (gimple_rhs_class_table): FMA_EXPR is a GIMPLE_TERNARY_RHS.
6973         * tree-cfg.c (verify_gimple_assign_ternary): Verify FMA_EXPR types.
6974         * tree-inline.c (estimate_operator_cost): Handle FMA_EXPR.
6975         * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
6976         * tree-ssa-math-opts.c (convert_mult_to_fma): New function.
6977         (execute_optimize_widening_mul): Call it.  Reorganize to allow
6978         dead stmt removal.  Move TODO flags ...
6979         (pass_optimize_widening_mul): ... here.
6980         * flag-types.h (enum fp_contract_mode): New enum.
6981         * common.opt (flag_fp_contract_mode): New variable.
6982         (-ffp-contract): New option.
6983         * opts.c (common_handle_option): Handle it.
6984         * doc/invoke.texi (-ffp-contract): Document.
6985         * tree.h (fold_fma): Declare.
6986         * builtins.c (fold_fma): New function.
6987         (fold_builtin_fma): Likewise.
6988         (fold_builtin_3): Call it for fma.
6989         * fold-const.c (fold_ternary_loc): Fold FMA_EXPR.
6990         * optabs.c (optab_for_tree_code): Handle FMA_EXPR.
6991         * config/i386/sse.md (fms<mode>4, fnma<mode>, fnms<mode>4):
6992         New expanders.
6993         * doc/md.texi (fms<mode>4, fnma<mode>, fnms<mode>4): Document new
6994         named patterns.
6995         * genopinit.c (optabs): Initialize fms_optab, fnma_optab and fnms_optab.
6996         * optabs.h (enum optab_index): Add OTI_fms, OTI_fnma and OTI_fnms.
6997         (fms_optab, fnma_optab, fnms_optab): New defines.
6998         * gimplify.c (gimplify_expr): Handle binary truth expressions
6999         explicitly.  Handle FMA_EXPR.
7000         * tree-vect-stmts.c (vectorizable_operation): Handle ternary
7001         operations.
7003 2010-11-04  Artjoms Sinkarovs  <artyom.shinakroff@gmail.com>
7004             Richard Guenther  <rguenther@suse.de>
7006         * passes.c (init_optimization_passes): Move veclower after SSA.
7007         * tree-vect-generic.c (uniform_vector_p): New function.
7008         (expand_vector_operations_1): Handle conversion.
7009         (pass_lower_vector): Update SSA form.
7011 2010-11-04  Iain Sandoe  <iains@gcc.gnu.org>
7013         * configure.ac: Filter -mdynamic-no-pic from CFLAGS when testing for
7014         plugin capabilities.
7015         * configure: Regenerate.
7017 2010-11-03  Xinliang David Li  <davidxl@google.com>
7019         PR target/46200
7020         * tree-ssa-loop-ivopts.c (get_computation_cost_at):
7021         Adjust cbase if the use stmt is after iv update.
7023 2010-11-03  Kaz Kojima  <kkojima@gcc.gnu.org>
7025         * config.gcc (sh64*) <tm_file>: Add newlib-stdint.h for newlib targets.
7027 2010-11-03  Kaz Kojima  <kkojima@gcc.gnu.org>
7029         * config/sh/sh.c (sh_expand_prologue): Remove unnecessary
7030         comment.  Pass true to the last argument of output_stack_adjust.
7032 2010-11-03  H.J. Lu  <hongjiu.lu@intel.com>
7034         PR target/46295
7035         * config/i386/i386.c (ix86_expand_vector_move): Set use_avx256_p
7036         if 256bit AVX register is used.
7038 2010-11-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
7040         * config/rs6000/rs6000.c (rs6000_emit_minmax): Add support to use
7041         xsmindp/xsmaxdp on VSX for single precision min/max.
7042         * config/rs6000/vsx.md (vsx_smaxsf3): Ditto.
7043         (vsx_sminsf3): Ditto.
7045 2010-11-03  Eric Botcazou  <ebotcazou@adacore.com>
7047         * combine.c (try_combine): Fix formatting issues, improve comments and
7048         fix a pasto.
7050 2010-11-03  Eric Botcazou  <ebotcazou@adacore.com>
7052         * tree-tailcall.c (find_tail_calls): Convert the operands to the type
7053         of the result before building binary expressions.
7055 2010-11-03  H.J. Lu  <hongjiu.lu@intel.com>
7057         PR rtl-optimization/45865
7058         * Makefile.in (df-problems.o): Revert revision 164552.
7059         * basic-block.h (enum bb_flags): Likewise.
7060         * cfgcleanup.c (block_was_dirty): Likewise.
7061         (try_forward_edges): Likewise.
7062         (try_crossjump_bb): Likewise.
7063         (try_head_merge_bb): Likewise.
7064         (try_optimize_cfg): Likewise.
7065         (cleanup_cfg): Likewise.
7066         * df-core.c (df_set_bb_dirty): Likewise.
7067         * df-problems.c: Likewise.
7068         (df_simulate_find_uses): Likewise.
7069         (MEMREF_NORMAL, MEMREF_VOLATILE): Likewise.
7070         (find_memory, find_memory_store): Likewise.
7071         (can_move_insns_across): Likewise.
7072         * df.h (can_move_insns_across): Likewise.
7073         * ifcvt.c (find_memory): Likewise.
7074         (dead_or_predicable): Likewise.
7076 2010-11-03  Richard Guenther  <rguenther@suse.de>
7078         PR middle-end/46288
7079         * predict.c (strip_predict_hints): Simply DCE builtin expect if
7080         the result is unused.
7082 2010-11-03  Jakub Jelinek  <jakub@redhat.com>
7084         PR tree-optimization/46009
7085         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Call
7086         cond_if_else_store_replacement if bb1 and bb2 have the same
7087         single successor.
7088         (cond_store_replacement): Use gimple_assign_single_p, don't
7089         check if rhs is SSA_NAME or invariant.  Call release_defs for
7090         assign.
7091         (cond_if_else_store_replacement): New function.
7093 2010-11-03  Richard Guenther  <rguenther@suse.de>
7095         * opts.c (finish_options): Properly check for all WHOPR
7096         flags before complaining about -flto-partition.
7098 2010-11-04  Alan Modra  <amodra@gmail.com>
7100         * config/rs6000/rs6000.c (rs6000_pic_labelno): Make static.
7101         (rs6000_emit_load_toc_table): Don't use rs6000_pic_labelno when
7102         TARGET_SECURE_PLT.
7103         * config/rs6000/sysv4.h (rs6000_pic_labelno): Don't declare.
7104         * config/rs6000/rs6000.md (load_toc_v4_PIC_3b): Use "b" constraint
7105         on input, "r" on output.
7107 2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>
7109         Implemented -fobjc-std=objc1 flag.
7110         * doc/invoke.texi (Option Summary): Document -fobjc-std=objc1
7111         option.
7112         * doc/standards.texi (Standards): Updated the section on
7113         Objective-C; mention support for Objective-C 2.0 features and the
7114         new -fstd-objc=objc1 flag to disable them.
7116 2010-11-03  Richard Guenther  <rguenther@suse.de>
7118         PR middle-end/46241
7119         * dwarf2out.c (scope_die_for): Properly detect global scope.
7121 2010-11-03  Richard Guenther  <rguenther@suse.de>
7123         PR tree-optimization/46190
7124         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7125         Properly compute peel iterations.
7127 2010-11-03  Richard Guenther  <rguenther@suse.de>
7129         PR tree-optimization/46286
7130         * tree-ssa-structalias.c (get_constraint_for_1): Avoid referencing
7131         re-allocated vector data.
7133 2010-11-03  H.J. Lu  <hongjiu.lu@intel.com>
7135         PR target/46285
7136         * config/i386/i386.c (ix86_expand_call): Conditionally decorate
7137         calls with UNSPEC_CALL_NEEDS_VZEROUPPER unspec before reload
7138         is completed.
7140 2010-11-03  Richard Guenther  <rguenther@suse.de>
7142         PR tree-optimization/46217
7143         * tree-ssa.c (non_rewritable_mem_ref_base): Check if volatile
7144         flag matches.
7145         (execute_update_addresses_taken): Likewise.
7147 2010-11-03  Joern Rennecke  <joern.rennecke@embecosm.com>
7149         PR bootstrap/44335
7150         * targhooks.c (targhook_words_big_endian): New function.
7151         (targhook_float_words_big_endian): Likewise.
7152         * targhooks.h (targhook_words_big_endian): Declare.
7153         (targhook_float_words_big_endian): Likewise.
7154         * target.def (words_big_endian, float_words_big_endian): New hooks.
7156 2010-11-03  Jakub Jelinek  <jakub@redhat.com>
7158         PR tree-optimization/46165
7159         * tree-ssa-pre.c (eliminate): Return TODO_cleanup_cfg if changing
7160         a normal call into noreturn call.
7162 2010-11-03  Richard Guenther  <rguenther@suse.de>
7164         PR middle-end/46251
7165         * builtins.c (expand_builtin_sincos): Properly build MEM_REFs,
7166         not INDIRECT_REFs.
7168 2010-11-03  Jakub Jelinek  <jakub@redhat.com>
7170         PR tree-optimization/46107
7171         * cfgloopmanip.c (loop_version): Set irred_flag back into entry->flags
7172         if cfg_hook_duplicate_loop_to_header_edge failed.
7174 2010-11-03  Ian Lance Taylor  <iant@google.com>
7176         PR lto/46273
7177         * config.gcc: Don't set lto_binary_reader.
7178         * doc/install.texi (Prerequisites): Remove libelf paragraphs.
7179         (Configuration): Mention --disable-lto.  Remove --with-libelf
7180         paragraph.
7182 2010-11-03  Jakub Jelinek  <jakub@redhat.com>
7184         PR debug/46252
7185         * reload1.c (delete_dead_insn): Use prev_active_insn instead of
7186         prev_real_insn.
7187         * gcse.c (insert_insn_end_basic_block): Likewise.
7189         PR rtl-optimization/46034
7190         PR rtl-optimization/46212
7191         PR rtl-optimization/46248
7192         * combine.c (try_combine): If added_sets_2 where i0dest_in_i0src
7193         and i0 feeds i1 and i1 feeds i2 or i0 feeds i2, make a copy of i1src
7194         before i0dest -> i0src substitution and pass 1 instead of 0 as last
7195         argument to subst on i2pat.
7197 2010-11-02  Ian Lance Taylor  <iant@google.com>
7199         * configure.ac: Use AC_SYS_LARGEFILE.
7200         * configure: Rebuild.
7201         * config.in: Rebuild.
7203 2010-11-02  Nathan Froyd  <froydnj@codesourcery.com>
7205         * builtins.c (fold_builtin_signbit): Use build_zero_cst instead of
7206         fold_convert.
7207         * c-typeck.c (build_function_call_vec): Likewise.
7208         * cfgexpand.c (expand_debug_expr): Likewise.
7209         * cgraphunit.c (assemble_thunk): Likewise.
7210         * config/sparc/sparc.c (sparc_fold_builtin): Likewise.
7211         * fold-const.c (fold_unary_loc, fold_mult_zconjz): Likewise.
7212         (fold_binary_loc, fold_ternary_loc): Likewise.
7213         * gimple-fold.c (get_symbol_constant_value): Likewise.
7214         * gimple-low.c (lower_builtin_setjmp): Likewise.
7215         * gimple.c (gimple_cond_get_ops_from_tree): Likewise.
7216         * gimplify.c (gimplify_init_constructor): Likewise.
7217         * lambda.h (build_linear_expr): Likewise.
7218         * omp-low.c (omp_reduction_init): Likewise.
7219         * tree-inline.c (remap_ssa_name): Likewise.
7220         * tree-object-size.c (compute_object_sizes): Likewise.
7221         * tree-sra.c (init_subtree_with_zero): Likewise.
7222         (sra_ipa_modify_assign): Likewise.
7223         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Likewise.
7224         * tree-ssa-reassoc.c (eliminate_duplicate_pair): Likewise.
7225         (eliminate_plus_minus_pair, eliminate_not_pairs): Likewise.
7226         (undistribute_ops_list): Likewise.
7227         * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
7228         * tree-vect-stmts.c (vectorizable_call): Likewise.
7229         * tree.c (build_vector_from_ctor, build_one_cst): Likewise.
7230         (build_zero_cst): Handle more cases directly.  Update comment.
7232 2010-11-02  H.J. Lu  <hongjiu.lu@intel.com>
7234         * config/i386/i386-protos.h (ix86_split_call_pop_vzeroupper): Removed.
7235         * config/i386/i386.c (ix86_split_call_pop_vzeroupper): Likewise.
7237         * config/i386/i386.md (*call_pop_0_vzeroupper): Use parallel
7238         and call ix86_split_call_vzeroupper instead of
7239         ix86_split_call_pop_vzeroupper.
7240         (*call_pop_1_vzeroupper): Likewise.
7241         (*sibcall_pop_1_vzeroupper): Likewise.
7242         (*call_value_pop_0_vzeroupper): Likewise.
7243         (*call_value_pop_1_vzeroupper): Likewise.
7244         (*sibcall_value_pop_1_vzeroupper): Likewise.
7246 2010-11-02  H.J. Lu  <hongjiu.lu@intel.com>
7248         * config/i386/i386.md (*sibcall_1_rex64_vzeroupper): Fix a typo.
7250 2010-11-02  Eric Botcazou  <ebotcazou@adacore.com>
7252         * basic-block.h (insert_insn_end_bb_new): Delete.
7253         * cfgrtl.c (insert_insn_end_bb_new): Likewise.
7255 2010-11-02  Uros Bizjak  <ubizjak@gmail.com>
7256             H.J. Lu  <hongjiu.lu@intel.com>
7258         * config/i386/i386-protos.h (ix86_split_call_vzeroupper): New.
7259         (ix86_split_call_pop_vzeroupper): Likewise.
7261         * config/i386/i386.c (move_or_delete_vzeroupper_2): Rewrite the loop.
7262         (ix86_expand_call): Conditionally decorate calls with
7263         UNSPEC_CALL_NEEDS_VZEROUPPER unspec.
7264         (ix86_split_call_vzeroupper): New.
7265         (ix86_split_call_pop_vzeroupper): Likewise.
7267         * config/i386/i386.md (UNSPEC_CALL_NEEDS_VZEROUPPER): New.
7268         (*call_pop_0_vzeroupper): New insn_and_split pattern.
7269         (*call_pop_1_vzeroupper): Likewise.
7270         (*sibcall_pop_1_vzeroupper): Likewise.
7271         (*call_0_vzeroupper): Likewise.
7272         (*call_1_vzeroupper): Likewise.
7273         (*sibcall_1_vzeroupper): Likewise.
7274         (*call_1_rex64_vzeroupper): Likewise.
7275         (*call_1_rex64_ms_sysv_vzeroupper): Likewise.
7276         (*call_1_rex64_large_vzeroupper): Likewise.
7277         (*sibcall_1_rex64_vzeroupper): Likewise.
7278         (*call_value_pop_0_vzeroupper): Likewise.
7279         (*call_value_pop_1_vzeroupper): Likewise.
7280         (*sibcall_value_pop_1_vzeroupper): Likewise.
7281         (*call_value_0_vzeroupper): Likewise.
7282         (*call_value_0_rex64_vzeroupper): Likewise.
7283         (*call_value_0_rex64_ms_sysv_vzeroupper): Likewise.
7284         (*call_value_1_vzeroupper): Likewise.
7285         (*sibcall_value_1_vzeroupper): Likewise.
7286         (*call_value_1_rex64_vzeroupper): Likewise.
7287         (*call_value_1_rex64_ms_sysv_vzeroupper): Likewise.
7288         (*call_value_1_rex64_large_vzeroupper): Likewise.
7289         (*sibcall_value_1_rex64_vzeroupper): Likewise.
7291 2010-11-02  Ian Lance Taylor  <iant@google.com>
7293         PR lto/46273
7294         * config.gcc: Revert last patch: set lto_binary_reader.
7296 2010-11-02  Richard Guenther  <rguenther@suse.de>
7298         PR tree-optimization/46149
7299         * tree-ssa-structalias.c (get_constraint_fop_1): Properly handle
7300         non-indirect MEM_REF variants.
7302 2010-11-02  Richard Guenther  <rguenther@suse.de>
7304         PR tree-optimization/46216
7305         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7306         Check if we can propagate from a POINTER_PLUS_EXPR before doing so.
7308 2010-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7310         * configure.ac (*-*-irix6*): Disable set_have_as_tls.
7311         (*-*-osf*): Likewise.
7312         * configure: Regenerate.
7314 2010-11-02  H.J. Lu  <hongjiu.lu@intel.com>
7316         * config/i386/driver-i386.c (host_detect_local_cpu): Updated
7317         for Intel Core 2 and Core i7.
7319 2010-11-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
7321         Model decoder of Core 2/i7 for multipass scheduling.
7323         * config/i386/i386-protos.h (struct ix86_first_cycle_multipass_data_):
7324         New type to hold target-specific data for multipass scheduling.
7325         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DATA_T): Define.
7326         * config/i386/i386.c (ia32_multipass_dfa_lookahead): Update for
7327         Core 2/i7.
7328         (core2i7_secondary_decoder_max_insn_size,)
7329         (core2i7_secondary_ifetch_block_size, core2i7_ifetch_block_max_insns):
7330         New static variables.
7331         ([const_]ix86_first_cycle_multipass_data_t): New typedefs.
7332         ([_]ix86_first_cycle_multipass_data): New static variable.
7333         (core2i7_first_cycle_multipass_init, core2i7_dfa_poast_advance_cycle):
7334         Implement targetm.sched hooks.
7335         (core2i7_first_cycle_multipass_filter_ready_try): New static subroutine
7336         of ...
7337         (core2i7_first_cycle_multipass_{begin, issue, backtrack, end, fini}):
7338         Implement new targetm.sched hooks.
7339         (ix86_sched_init_global, TARGET_SCHED_INIT_GLOBAL): Define
7340         targetm.sched hook to install multipass scheduling hooks on demand.
7342         * doc/tm.texi.in: Document new targetm.sched hooks.
7343         * doc/tm.texi: Regenerate.
7345         * haifa-sched.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DATA_T): Define.
7346         (first_cycle_multipass_data_t): New typedef.
7347         (struct choice_entry: target_data): New field.
7348         (max_issue): Add first_cycle_insn_p parameter.  Call new target hooks
7349         to allow target model restrictions not represented in DFA.
7350         (choose_ready, schedule_block): Update.
7351         (sched_extend_ready_list, sched_finish_ready_list): Call new target
7352         hooks to initialize target-specific data for multipass scheduling.
7353         * sched-int.h (max_issue): Update declaration.
7354         * sel-sched.c (choose_best_insn): Update.
7355         * target.def (first_cycle_multipass_{begin, issue, backtrack},)
7356         (first_cycle_multipass_{init, fini}): Define and document new
7357         targetm.sched hooks.
7359 2010-11-02  Richard Guenther  <rguenther@suse.de>
7361         PR tree-optimization/46184
7362         * tree-vect-loop.c (vectorizable_reduction): Try to obtain the
7363         input vector type from the reduction operand as well.
7365 2010-11-02  Richard Guenther  <rguenther@suse.de>
7367         PR tree-optimization/46177
7368         * tree-loop-distribution.c (prop_phis): Use
7369         mark_virtual_phi_result_for_renaming.
7371 2010-11-02  Martin Jambor  <mjambor@suse.cz>
7373         PR middle-end/46120
7374         * tree.c (get_binfo_at_offset): Bail out on artificial
7375         fields.  Identify primary bases according to their offsets.
7377 2010-11-02  Martin Jambor  <mjambor@suse.cz>
7379         PR tree-optimization/45875
7380         * gimple-fold.c (get_first_base_binfo_with_virtuals): Removed.
7381         (gimple_get_relevant_ref_binfo): Detect primary bases according to
7382         their field offset.
7384 2010-11-02  Ian Lance Taylor  <iant@google.com>
7386         * doc/install.texi (Configuration): Note in two places that Java
7387         is not enabled by default.
7389 2010-11-02  Ian Lance Taylor  <iant@google.com>
7391         * doc/install.texi (Prerequisites): Remove libelf paragraphs.
7392         (Configuration): Mention --disable-lto.  Remove --with-libelf
7393         paragraph.
7395 2010-11-02  Ian Lance Taylor  <iant@google.com>
7397         * configure.ac: Remove elf_getshdrstrndx test.  Don't substitute
7398         LTO_BINARY_READER or LTO_USE_LIBELF.  Remove LIBELFLIBS and
7399         LIBELFINC.  Remove HAVE_libelf.
7400         * config.gcc: Don't set lto_binary_reader.
7401         * Makefile.in (LIBELFLIBS, LIBELFINC): Remove variables.
7402         (LTO_BINARY_READER, LTO_USE_LIBELF): Remove variables.
7403         (LIBS): Remove $(LIBELFLIBS).
7404         (INCLUDES): Remove $(LIBELFINC).
7405         * configure: Rebuild.
7406         * config.in: Rebuild.
7408 2010-11-02  Nathan Froyd  <froydnj@codesourcery.com>
7410         * config/microblaze/microblaze-protos.h (function_arg): Delete.
7411         (function_arg_advance): Delete.
7412         * config/microblaze/microblaze.h (FUNCTION_ARG_ADVANCE): Delete.
7413         (FUNCTION_ARG): Delete.
7414         * config/microblaze/microblaze.c (function_arg_advance): Rename to...
7415         (microblaze_function_arg_advance): ...this.  Make static.  Take a
7416         const_tree and a bool.
7417         (function-arg): Rename to...
7418         (microblaze_function_arg): ...this.  Make static.  Take a const_tree
7419         and a bool.
7420         (microblaze_expand_prologue): Call targetm.calls.function_arg and
7421         targetm.calls.function_arg_advance.
7422         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
7424 2010-11-02  Iain Sandoe  <iains@gcc.gnu.org>
7426         Merge from FSF "apple/trunk" branch.
7428         * config/rs6000/darwin.opt (mdynamic-no-pic): move from here ...
7429         * config/darwin.opt: .. to here.
7430         (matt-stubs): New option.
7431         * config/i386/darwin.opt: Delete.
7432         * config/i386/i386.h (MACHOPIC_ATT_STUB): New.
7433         (MACHO_DYNAMIC_NO_PIC_P): New.
7434         (MACHOPIC_INDIRECT): New.
7435         (MACHOPIC_PURE): New.
7436         * config/i386/darwin.h (DARWIN_X86) Define to 1.
7437         (MACHOPIC_ATT_STUB): New.
7438         (CC1_SPEC): Do not remove mdynamic-no-pic.
7439         Move HOT_TEXT_SECTION_NAME: move to config/darwin.h
7440         UNLIKELY_EXECUTED_TEXT_SECTION_NAME: Likewise.
7441         (FUNCTION_PROFILER): Correct over-length line.
7442         (SUBTARGET_OVERRIDE_OPTIONS): New.
7443         (MACHOPIC_NL_SYMBOL_PTR_SECTION): New.
7444         * config/i386/i386.c (config/i386/i386.c): Darwin has no PLT.
7445         (legitimate_constant_p): Handle mdynamic-no-pic.
7446         (ix86_legitimate_address_p): Likewise.
7447         (ix86_legitimize_address): Likewise.
7448         (ix86_expand_move): Likewise.
7449         (machopic_output_stub): Update for ATT-style stubs and
7450         mdynamic-no-pic.
7451         * config/darwin-protos.h (machopic_symbol_defined_p): New.
7452         * config/rs6000/darwin.h (DARWIN_PPC): Define to 1.
7453         TARGET_DYNAMIC_NO_PIC: Remove.
7454         Move HOT_TEXT_SECTION_NAME: move to config/darwin.h
7455         UNLIKELY_EXECUTED_TEXT_SECTION_NAME: Likewise.
7456         * config/rs6000/rs6000.c (darwin_rs6000_override_options):
7457         Remove handling of mdynamic-no-pic.
7458         * config/darwin.c (HAVE_lo_sum, gen_macho_high, gen_macho_low):
7459         Define if required.
7460         (machopic_symbol_defined_p): Do not try to use current_function_decl
7461         when generating _get_pc thunks within stubs.
7462         (machopic_indirect_data_reference): Rework for direct conditionals
7463         rather than #ifdefs, add x86 mdynamic-no-pic
7464         (machopic_legitimize_pic_address): Update to use HAVE_lo_sum with a
7465         defined value.
7466         (darwin_override_options): Handle mdynamic-no-pic here.
7467         * config/darwin-sections.def (machopic_lazy_symbol_ptr2_section): New.
7468         (machopic_lazy_symbol_ptr3_section): New.
7469         (machopic_picsymbol_stub2_section): New.
7470         (machopic_picsymbol_stub3_section): New.
7471         * config/darwin.h (DARWIN_X86, DARWIN_PPC): Define to 0.
7472         (MACHOPIC_NL_SYMBOL_PTR_SECTION): New.
7473         (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
7474         Moved common definition from x86 and rs6000.
7475         (MACHO_DYNAMIC_NO_PIC_P): Override value.
7476         (MACHOPIC_INDIRECT): Likewise.
7477         (MACHOPIC_PURE): Likewise.
7478         * config.gcc (x86-darwin-*): Remove darwin.opt.
7480 2010-11-02  Jakub Jelinek  <jakub@redhat.com>
7482         PR debug/46255
7483         * tree-cfg.c (gimple_flow_call_edges_add): Use gsi_last_nondebug_bb
7484         instead of gsi_last_bb.
7486 2010-11-02  Bernd Schmidt  <bernds@codesourcery.com>
7487             Maxim Kuvyrkov  <maxim@codesourcery.com>
7489         * config/i386/i386.c (cpu_names): Add "corei7".
7490         * config/i386/i386.h (enum target_cpu_default): Add entry for Core i7.
7492 2010-11-02  Bernd Schmidt  <bernds@codesourcery.com>
7493             Maxim Kuvyrkov  <maxim@codesourcery.com>
7495         Tune alignment for Intel Core i7
7497         * config/i386.h (TARGET_COREI7{_32,_64,}): New macros.
7498         (enum processor_type): Update comment.  Add entries for Core i7.
7499         * config/i386-c.c (ix86_target_macros_internal): Update.
7500         * config/i386.c (m_COREI7{_32,_64}): New macros.
7501         (m_GENERIC32, m_GENERIC64): Use generic tuning for Core i7.
7502         (processor_target_table): Tune alignment for Core i7.
7503         (ix86_option_override_internal): Use PROCESSOR_COREI7_*.
7505         * doc/invoke.texi: Document "corei7" option value.
7507 2010-11-02  Bernd Schmidt  <bernds@codesourcery.com>
7508             Maxim Kuvyrkov  <maxim@codesourcery.com>
7509             H.J. Lu  <hjl.tools@gmail.com>
7511         Basic support for Intel Core i7
7513         * i386.c (ix86_option_override_internal): Add entry for corei7, use
7514         generic tuning.  Use generic32 when compiling for 32-bit ABI.
7516 2010-11-02  Iain Sandoe  <iains@gcc.gnu.org>
7518         * config/darwin.c (darwin_asm_named_section): Check for __DWARF
7519         sections and call darwin_asm_dwarf_section() to handle them.
7520         (darwin_asm_dwarf_section): New.
7521         (darwin_file_start): Remove code emitting dwarf section symbols.
7523 2010-11-02  Chung-Lin Tang  <cltang@codesourcery.com>
7525         * Makefile.in (LIBGCC2_CFLAGS): Add -fno-stack-protector, to
7526         explicitly disable stack protection when building libgcc.
7527         (CRTSTUFF_CFLAGS): Same, for crtbegin/end.
7529 2010-11-01  Jason Merrill  <jason@redhat.com>
7531         * fold-const.c (fold_indirect_ref_1): Handle folding
7532         POINTER_PLUS_EXPR to ARRAY_REF.
7534 2010-11-01  Kaz Kojima  <kkojima@gcc.gnu.org>
7536         * config/sh/sh.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
7537         (sh_delegitimize_address): New function.
7539 2010-11-01  Joseph Myers  <joseph@codesourcery.com>
7541         * config/alpha/alpha.h (WORD_SWITCH_TAKES_ARG): Remove.
7542         * config/cris/cris.h (WORD_SWITCH_TAKES_ARG): Remove.
7543         (CC1_SPEC): Don't handle -target.
7544         * config/darwin.h (WORD_SWITCH_TAKES_ARG): Remove single-argument
7545         options.
7546         * config/darwin.opt (Zallowable_client, Zbundle_loader,
7547         Zdylib_file, Zexported_symbols_list, Zfn_seg_addr_table_filename,
7548         Zimage_base, Zinit, Zinstall_name, Zmultiply_defined,
7549         Zmultiplydefinedunused, Zseg_addr_table, Zsegs_read_only_addr,
7550         Zsegs_read_write_addr, Zumbrella, Zunexported_symbols_list,
7551         Zweak_reference_mismatches, client_name, compatibility_version,
7552         current_version, dylinker_install_name, pagezero_size,
7553         read_only_relocs, seg1addr, segs_read_only_addr,
7554         segs_read_write_addr, sub_library, sub_umbrella): New.
7555         * config/freebsd-spec.h (BSD_WORD_SWITCH_TAKES_ARG): Remove.
7556         * config/freebsd.h (WORD_SWITCH_TAKES_ARG): Remove.
7557         * config/freebsd.opt: New.
7558         * config/interix.h (WORD_SWITCH_TAKES_ARG): Remove.
7559         * config/mips/iris6.h (WORD_SWITCH_TAKES_ARG): Remove.
7560         * config/rpath.opt: New.
7561         * config.gcc (*-*-freebsd*): Use rpath.opt and freebsd.opt.
7562         (alpha*-dec-osf5.1*, i[34567]86-*-interix3*, mips-sgi-irix6.5*):
7563         Use rpath.opt.
7565 2010-11-01  Joseph Myers  <joseph@codesourcery.com>
7567         * common.opt (R, T, Tbss, Tdata, Ttext, h, z): New.
7568         * defaults.h (DEFAULT_SWITCH_TAKES_ARG, SWITCH_TAKES_ARG): Remove.
7569         (DEFAULT_WORD_SWITCH_TAKES_ARG): Define to 0.
7570         * doc/tm.texi.in (SWITCH_TAKES_ARG): Remove.
7571         (WORD_SWITCH_TAKES_ARG): Don't refer to SWITCH_TAKES_ARG.
7572         Document that options in .opt files do not need to be included.
7573         * doc/tm.texi: Regenerate.
7574         * gcc.c (LINK_COMMAND_SPEC): Don't include %{x}.
7575         * opts-common.c: Update comment on tm.h include.
7576         (decode_cmdline_option): Don't use SWITCH_TAKES_ARG.
7577         * system.h (SWITCH_TAKES_ARG): Poison.
7578         * config/alpha/alpha.h (SWITCH_TAKES_ARG): Remove.
7579         * config/darwin.h (WORD_SWITCH_TAKES_ARG): Remove options included
7580         in darwin.opt.
7581         (LINK_COMMAND_SPEC_A): Don't include %{x}.
7582         * config/fr30/fr30.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
7583         * config/freebsd-spec.h (FBSD_SWITCH_TAKES_ARG): Remove.
7584         * config/freebsd.h (SWITCH_TAKES_ARG): Remove.
7585         * config/frv/frv.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
7586         * config/i386/djgpp.h (LINK_COMMAND_SPEC): Don't include %{x}.
7587         * config/ia64/ia64.h (SWITCH_TAKES_ARG): Remove.
7588         * config/interix.h (WORD_SWITCH_TAKES_ARG): Don't handle -T options.
7589         * config/lm32/lm32.h (SWITCH_TAKES_ARG): Remove.
7590         * config/m32r/m32r.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
7591         * config/microblaze/microblaze.h (SWITCH_TAKES_ARG): Remove.
7592         * config/mips/mips.h (SWITCH_TAKES_ARG): Remove.
7593         * config/mips/netbsd.h (SWITCH_TAKES_ARG): Remove.
7594         * config/mips/vxworks.h (SWITCH_TAKES_ARG): Remove.
7595         * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove.
7596         * config/netbsd-elf.h (SWITCH_TAKES_ARG): Remove.
7597         * config/openbsd.h (SWITCH_TAKES_ARG): Remove.
7598         * config/rs6000/sysv4.h (SWITCH_TAKES_ARG): Remove.
7599         * config/score/score.h (SWITCH_TAKES_ARG): Remove.
7600         * config/sol2.h (SWITCH_TAKES_ARG): Remove.
7601         * config/sparc/sp-elf.h (SWITCH_TAKES_ARG): Remove.
7602         * config/sparc/sp64-elf.h (SWITCH_TAKES_ARG): Remove.
7603         * config/sparc/sparc.h (ASM_SPEC): Don't include %{R}.
7604         * config/svr4.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
7606 2010-11-01  Paul Koning  <ni1d@arrl.net>
7608         * config/pdp11/pdp11.md: Use iterators.
7609         (addqi3, subqi3, iorsi3, xorsi3): Delete.
7611 2010-11-01  Steve Ellcey  <sje@cup.hp.com>
7613         * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): Move under ifdef
7614         GCC_INSN_FLAGS_H.
7615         * libgcov.c (__gcov_indirect_call_profiler): Set
7616         VTABLE_USES_DESCRIPTORS if TARGET_VTABLE_USES_DESCRIPTORS is
7617         defined and use in place of TARGET_VTABLE_USES_DESCRIPTORS.
7619 2010-11-01  Nathan Froyd  <froydnj@codesourcery.com>
7621         PR tree-optimization/46259
7623         Revert:
7624         2010-10-30  Nathan Froyd  <froydnj@codesourcery.com>
7625         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
7626         build_vector_from_val.
7628 2010-11-01  DJ Delorie  <dj@redhat.com>
7630         * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Add define for RX610
7631         as well as an assertion.
7633 2010-11-01  Paul Koning  <ni1d@arrl.net>
7635         * config/pdp11/pdp11.c (pdp11_return_in_memory): Return vector and
7636         complex modes in memory.
7638 2010-11-01  Nathan Froyd  <froydnj@codesourcery.com>
7640         * tree.c (build_vector_from_val): Use useless_type_conversion_p.
7642 2010-11-01  Jakub Jelinek  <jakub@redhat.com>
7644         PR target/45250
7645         * var-tracking.c (cfa_base_rtx): Move definition earlier in the file.
7646         (cfa_base_offset): New variable.
7647         (compute_cfa_pointer): Use cfa_base_rtx and cfa_base_offset.
7648         (adjust_mems): Don't do any sp or hfp replacements if cfa_base_rtx
7649         is NULL.
7650         (vt_init_cfa_base): Initialize cfa_base_offset.
7652 2010-11-01  Alan Modra  <amodra@gmail.com>
7654         PR target/46030
7655         * config/rs6000/rs6000.c (struct rs6000_stack): Add reload_completed
7656         and savres_strategy.
7657         (stack_info): New file scope var.
7658         (rs6000_init_machine_status): Init stack_info.
7659         (SAVRES_INLINE_FPRS, SAVRES_INLINE_GPRS,
7660         SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
7661         SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): Replace with..
7662         (SAVE_INLINE_FPRS, SAVE_INLINE_GPRS, REST_INLINE_FPRS, REST_INLINE_GPRS,
7663         SAVE_NOINLINE_GPRS_SAVES_LR, SAVE_NOINLINE_FPRS_SAVES_LR
7664         REST_NOINLINE_FPRS_DOESNT_RESTORE_LR): ..this.  Update all refs.
7665         (rs6000_savres_strategy): Rewrite.
7666         (rs6000_stack_info): Use "stack_info" in place of local "info".
7667         Return cached stack info when reload_completed unless ENABLE_CHECKING
7668         in which case confirm newly calculated stack info matches old info.
7669         Delay calculation of lr_save_p, set it for out of line gp save/restore
7670         as well as fp.  Call rs6000_savres_strategy from here..
7671         (rs6000_emit_prologue, rs6000_emit_epilogue): ..rather than here.
7672         (rs6000_output_function_prologue): Use info->savres_strategy to
7673         determine whether fp save/restore externs need to be emitted.
7675 2010-10-31  Jason Merrill  <jason@redhat.com>
7677         * tree.h (EXPR_LOC_OR_HERE): New macro.
7678         * builtins.c (c_strlen): Use it.
7679         * c-decl.c (build_enumerator): Likewise.
7680         * gimplify.c (internal_get_tmp_var): Likewise.
7681         (shortcut_cond_expr): Likewise.
7682         (gimplify_one_sizepos): Likewise.
7684 2010-10-31  Richard Henderson  <rth@redhat.com>
7686         * config/i386/cygming.h (TARGET_SEH): New.
7687         (MAX_STACK_ALIGNMENT): New.  Disable alignment for SEH.
7688         (TARGET_ASM_UNWIND_EMIT, TARGET_ASM_UNWIND_EMIT_BEFORE_INSN,
7689         TARGET_ASM_FUNCTION_END_PROLOGUE, SUBTARGET_ASM_UNWIND_INIT): New.
7690         (TARGET_OS_CPP_BUILTINS): Define __SEH__ as needed.
7691         (ASM_DECLARE_FUNCTION_NAME): Use i386_pe_start_function.
7692         (ASM_DECLARE_FUNCTION_SIZE): New.
7693         * config/i386/i386-protos.h: Update.
7694         * config/i386/i386.c (ix86_option_override_internal): Enable
7695         flag_unwind_tables with flag_asynchronous_unwind_tables immediately;
7696         restrict -mpreferred-stack-boundary for SEH; enable flag_fentry.
7697         (ix86_asm_output_function_label): Use SUBTARGET_ASM_UNWIND_INIT.
7698         (ix86_compute_frame_layout): For SEH, disable
7699         use_fast_prologue_epilogue, move frame pointer to the end of
7700         the frame.  Initialize hfp_save_offset.
7701         (ix86_expand_prologue): Honor hfp_save_offset.  Emit blockage
7702         at end of prologue for SEH.
7703         (ix86_expand_epilogue): For SEH, use pops, emit a nop if needed,
7704         emit blockage at beginning of epilogue.
7705         (ix86_expand_binary_operator): After reload, emit LEA if needed.
7706         (ix86_output_call_insn): New.
7707         * config/i386/i386.h (TARGET_SEH): New.
7708         (struct machine_function): Add member seh.
7709         * config/i386/i386.md (all call patterns): Use ix86_output_call_insn.
7710         * config/i386/winnt.c (struct seh_frame_state): New.
7711         (i386_pe_seh_init, i386_pe_seh_end_prologue, i386_pe_seh_fini,
7712         seh_emit_push, seh_emit_save, seh_emit_stackalloc, seh_cfa_adjust_cfa,
7713         seh_cfa_offset, seh_frame_related_expr, i386_pe_seh_unwind_emit,
7714         i386_pe_start_function, i386_pe_end_function): New.
7716         * dwarf2out.c (dwarf2out_frame_debug_expr): Accept CFA as well
7717         as CFA_STORE in rules 12 and 13.
7719 2010-10-31  Uros Bizjak  <ubizjak@gmail.com>
7721         PR tree-optimization/46142
7722         * tree-vect-stmts.c (vectorizable_call): Enlarge dt array to
7723         accommodate third function argument.
7725 2010-10-30  Nathan Froyd  <froydnj@codesourcery.com>
7727         * tree-ssa-loop-im.c (rewrite_reciprocal): Use build_one_cst.
7729 2010-10-30  Nathan Froyd  <froydnj@codesourcery.com>
7731         * fold-const.c (build_zero_vector): Use build_vector_from_val.
7732         * tree-vect-loop.c (get_initial_def_for_induction): Likewise.
7733         (get_initial_def_for_reduction): Likewise.
7734         * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
7735         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Likewise.
7736         * tree.c (build_one_cst): Likewise.
7737         (build_vector_from_val): Use types_compatible_p for assert.
7739 2010-10-30  Nathan Froyd  <froydnj@codesourcery.com>
7741         * emit-rtl.c (mark_used_flags): New function.
7742         (set_used_flags, reset_used_flags): Call it.
7744 2010-10-30  Uros Bizjak  <ubizjak@gmail.com>
7746         PR middle-end/44569
7747         * lower-suberg.c (simplify_subreg_concatn): For VOIDmode elements,
7748         determine the mode of a subreg by GET_MODE_INNER of CONCATN RTX.
7750 2010-10-30  H.J. Lu  <hongjiu.lu@intel.com>
7752         PR target/46195
7753         * config/i386/i386.c (contains_aligned_value_p): Renamed to ...
7754         (ix86_compat_aligned_value_p): This.
7755         (ix86_old_function_arg_boundary): Renamed to ...
7756         (ix86_compat_function_arg_boundary): This.  Updated.
7757         (ix86_contains_aligned_value_p): New.
7758         (ix86_function_arg_boundary): Align long double parameters on
7759         stack to 4byte in 32bit.
7761 2010-10-30  Nicola Pero  <nicola.pero@meta-innovation.com>
7763         Implemented Objective-C 2.0 @property, @synthesize and @dynamic.
7764         * c-parser.c (c_parser_objc_at_property_declaration): Removed
7765         parsing of RID_COPIES and RID_IVAR.  Updated call to
7766         objc_add_property_declaration.
7767         * c-typecheck.c (build_component_ref): Call
7768         objc_maybe_build_component_ref instead of objc_build_setter_call.
7769         Use objc_is_property_ref to improve Objective-C checks.
7770         (cp_build_modify_expr): Call objc_maybe_build_modify_expr instead
7771         of objc_build_getter_call.
7773 2010-10-29  Paul Koning  <ni1d@arrl.net>
7775         * doc/tm.texi.in (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
7776         REGNO_MODE_OK_FOR_REG_BASE, REGNO_MODE_CODE_OK_FOR_BASE_P,
7777         REGNO_OK_FOR_INDEX_P): Delete non-strict variant.
7778         (REG_OK_STRICT): Move description.
7780 2010-10-29  Paul Koning  <ni1d@arrl.net>
7782         * config/pdp11/pdp11.md (*and<mode>): Rename to *bic<mode>.
7784 2010-10-29  Paul Koning  <ni1d@arrl.net>
7786         * config/pdp11/pdp11.md (divhi3, modhi3, divmodhi3): Fix ICE.
7788 2010-10-29  Paul Koning  <ni1d@arrl.net>
7790         PR/41822
7791         * config/pdp11/pdp11.md (andhi3, andqi3): Fix wrong code error.
7793 2010-10-29  Richard Henderson  <rth@redhat.com>
7795         PR rtl-opt/46226
7796         * stmt.c (expand_asm_operands): Call do_pending_stack_adjust
7797         for asm goto.
7799 2010-10-29  Paul Koning  <ni1d@arrl.net>
7801         * config/pdp11/pdp11.c (output_move_quad): Fix ICE for CPU
7802         register to register move.
7804 2010-10-29  Paul Koning  <ni1d@arrl.net>
7806         * config/pdp11/pdp11.c (print_operand_address): Correct handling
7807         of integer constant addresses, delete vax-only logic.
7809 2010-10-11  Hariharan Sandanagobalane  <hariharan@picochip.com>
7811         * config/picochip/picochip.c (picochip_is_short_branch): Simplify
7812         a conditional expression.
7814 2010-10-29  Paul Koning  <ni1d@arrl.net>
7816         * config/pdp11/pdp11.c (pdp11_trampoline_init): Correct
7817         instruction encoding.
7819 2010-10-29  Artjoms Sinkarovs  <artyom.shinakroff@gmail.com>
7820             Andrew Pinski  <pinskia@gmail.com>
7822         * tree.h (build_vector_from_val): Declare.
7823         * tree.c (build_vector_from_val): New function.
7824         * c-typeck.c (build_binary_op): Handle vector shifting.
7825         * doc/extend.texi: Description of the vector shifting operation.
7827 2010-10-29  Paul Koning  <pkoning@equallogic.com>
7829         * config/pdp11/pdp11-protos.h (pdp11_cannot_change_mode_class,
7830         pdp11_secondary_memory_needed): Declare.
7831         * config/pdp11/predicates.md (float_operand): New predicate.
7832         * config/pdp11/pdp11.md (RETVAL_REGNUM): New constant.
7833         (cbranchdf4, movdf): Change predicate.
7834         (movsf): Handle FPU register case.
7835         (truncdfsf2, extendsfdf2): Add FPU register case.
7836         * config/pdp11/pdp11.c (TARGET_SECONDARY_RELOAD,
7837         TARGET_REGISTER_MOVE_COST, TARGET_PREFERRED_RELOAD_CLASS,
7838         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
7839         (pdp11_register_move_cost): Update cost matrix.
7840         (pdp11_cannot_change_mode_class, pdp11_preferred_reload_class,
7841         pdp11_preferred_output_reload_class, pdp11_secondary_reload,
7842         pdp11_secondary_memory_needed): New function.
7843         (pdp11_return_in_memory): Add other float types.
7844         * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Add other float types.
7845         (SECONDARY_MEMORY_NEEDED, CANNOT_CHANGE_MODE_CLASS): Define.
7846         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS,
7847         REGISTER_MOVE_COST): Delete.
7848         (BASE_RETURN_VALUE_REG): Add other float types.
7850 2010-10-29  Nick Clifton  <nickc@redhat.com>
7852         * doc/invoke.texi: Document -mam34 and -mtune options.
7853         * config/mn10300/mn10300.c (mn10300_tune_string): New variable.
7854         (mn10300_tune_cpu): New variable.
7855         (mn10300_handle_option): Handle -mam34 and -mtune options.
7856         (mn10300_option_override): Convert tune string into tune cpu variable.
7857         (mn10300_legitimate_constant_p): Delete unused local variable.
7858         (is_load_insn): New function.
7859         (is_store_insn): New function.
7860         (mn10300_adjust_schedule_cost): New function.
7861         (TARGET_SCHED_ADJUST_COST): Define.
7862         * config/mn10300/mn10300.opt (mam34): New option.
7863         (mtune): New option.
7864         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add AM34 support.
7865         (enum processor_type): Add AM34.
7866         (TARGET_AM34): Define.
7867         * config/mn10300/mn10300.md (attr cpu): Add am34.
7868         Add pipeline description.
7869         (movqi, movhi, movsi, movsf, movdf, movdi): Fix predicates.
7870         Remove unneeded alternatives.  Add timing attribute.
7871         (pop_pic_reg, am33_addsi3, mn10300_addsi3, am33_subsi3,
7872         mn10300_subsi3, mulsidi3, umulsidi3, am33_mulsi3,
7873         mn10300_mulsi3, udivmodsi4_am33, divmodsi4, am33_andsi3,
7874         mn10300_andsi3, am33_iorsi3, mn10300_iorsi3, am33_xorsi3,
7875         mn10300_xorsi3, byte_clear, byte_set, bit_clear1, bit_clear2,
7876         bit_set, am33_iorqi3, mn10300_iorqi3, test_byte_bitfield,
7877         bit_test, subreg_bit_test, cmpsi, am33_cmpsf, am33_subsi3,
7878         float_conditional_branch, jump, indirect_jump, tablejump,
7879         call_internal, call_value_internal, zero_extendqisi2_am33,
7880         zero_extendqisi2_mn10300, zero_extendhisi2_am33,
7881         zero_extendhisi2_mn10300, extendqisi2_am33, extendqisi2_mn10300,
7882         extendhisi2_am33, extendhisi2_mn10300, am33_ashlsi3,
7883         mn10300_ashlsi3, am33_lshrsi3, mn10300_lshrsi3, am33_ashrisi3,
7884         mn10300_ashrsi3, abssf2_am33_2, negsf2_am33_2, rsqrtsf2,
7885         addsf3_internal, subsf3_internal, mulsf3_internal, divsf3,
7886         fmaddsf4, fmsubsf4, fnmaddsf4, fnmsubsf4, return_internal,
7887         return_internal_regs, store_movm, return, call_next_insn):
7888         Add timing attribute.
7889         (am33_subsi3): Add missing clobber of CC_REG.
7890         (am33_andsi3, mn10300_andsi3): Fix compile time warnings.
7891         (udivmodsi4, udivmodsi4_insn, divmodsi4, test_byte_bitfield,
7892         subreg_bit_test, zero_extendqisi2, zero_extendhisi2,
7893         extendqisi2): Fix predicates.
7894         (call_internal, call_internal_value): Separate alternatives.
7895         * config/mn10300/t-mn10300: Add AM34 multilib.
7897 2010-10-29  Paolo Bonzini  <bonzini@gnu.org>
7899         * config/sh/sh.c (sh_promote_function_mode): Use
7900         default_promote_function_mode if !sh_promote_prototypes.
7902 2010-10-28  Paolo Bonzini  <bonzini@gnu.org>
7904         * recog.c (split_all_insns): Remove dead code.
7906 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
7908         * score.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
7910 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
7912         * config/cris/cris.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Delete.
7913         (FUNCTION_ARG_ADVANCE): Delete.
7914         * config/cris/cris.c (cris_function_arg_1, cris_function_arg): New
7915         functions.
7916         (cris_function_incoming_arg, cris_function_arg_advance): New functions.
7917         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
7918         (TARGET_FUNCTION_ARG_ADVANCE): Define.
7920 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
7922         * config/lm32/lm32-protos.h (lm32_function_arg): Delete.
7923         * config/lm32/lm32.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
7924         * config/mcore/mcore.c (mcore_function_arg): Declare.  Make static.
7925         Take a const_tree and a bool.
7926         (mcore_function_arg_advance): New function.
7927         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
7929 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
7931         * config/mcore/mcore-protos.h (mcore_function_arg): Delete.
7932         * config/mcore/mcore.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
7933         * config/mcore/mcore.c (mcore_function_arg): Declare.  Make static.
7934         Take a const_tree and a bool.
7935         (mcore_function_arg_advance): New function.
7936         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
7938 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
7940         * config/h8300/h8300-protos.h (function_arg): Delete.
7941         * config/h8300/h8300.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
7942         * config/h8300/h8300.c (function_arg): Rename to...
7943         (h8300_function_arg): ...this.  Make static.  Take a const_tree and
7944         a bool.
7945         (h8300_function_arg_advance): New function.
7946         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
7948 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
7950         * config/arc/arc.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Move code
7951         to...
7952         * config/arc/arc.c (arc_function_arg): ...here and...
7953         (arc_function_arg_advance): ...here.  New functions.
7954         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
7956 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
7958         * config/crx/crx-protos.h (crx_function_arg): Delete.
7959         (crx_function_arg_advance): Delete.
7960         * config/crx/crx.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
7961         * config/crx/crx.c (crx_function_arg): Make static.  Take a
7962         const_tree and a bool.
7963         (crx_function_arg_advance): Make static.  Take a const_tree and a bool.
7964         (enough_regs_for_param): Take a const_tree.
7965         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
7967 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
7969         * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg): Delete.
7970         (m68hc11_function_arg_advance): Delete.
7971         * config/m68hc11/m68hc11.h (FUNCTION_ARG): Delete.
7972         (FUNCTION_ARG_ADVANCE): Delete.
7973         * config/m68hc11/m68hc11.c (m68hc11_function_arg): Make static.
7974         Take a const_tree and a bool.
7975         (m68hc11_function_arg_advance): Likewise.
7976         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
7978 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
7980         * config/stormy16/stormy16-protos.h (xstormy16_function_arg): Delete.
7981         (xstormy16_function_arg_advance): Delete.
7982         * config/stormy16/stormy16.h (FUNCTION_ARG): Delete.
7983         (FUNCTION_ARG_ADVANCE): Delete.
7984         * config/stormy16/stormy16.c (xstormy16_function_arg): Make static.
7985         Take a const_tree and a bool.
7986         (xstormy16_function_arg_advance): Likewise.  Return void, updating
7987         the CUM parameter instead.
7988         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
7990 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
7992         * config/moxie/moxie-protos.h (moxie_function_arg): Delete.
7993         * config/moxie/moxie.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
7994         (MOXIE_FUNCTION_ARG_SIZE): Move to...
7995         * config/moxie/moxie.c (MOXIE_FUNCTION_ARG_SIZE): ...here.
7996         (moxie_function_arg): Make static.  Take a const_tree and a bool.
7997         (moxie_function_arg_advance): New function.
7998         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
8000 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
8002         * config/mn10300/mn10300-protos.h (function_arg): Delete.
8003         * config/mn10300/mn10300.h (FUNCTION_ARG): Delete.
8004         (FUNCTION_ARG_ADVANCE): Delete.
8005         * config/mn10300/mn10300.c (function_arg): Rename to...
8006         (mn10300_function_arg): ...this.  Make static.  Take a const_tree
8007         and a bool.
8008         (mn10300_function_arg_advance): New function.
8009         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
8011 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
8013         * config/iq2000/iq2000-protos.h (function_arg): Delete.
8014         (function_arg_advance): Delete.
8015         * config/iq2000/iq2000.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
8016         * config/iq2000/iq2000.c (function_arg): Rename to...
8017         (iq2000_function_arg): ...this.  Make static.  Take a const_tree and
8018         a bool.
8019         (function_arg_advance): Rename to...
8020         (iq2000_function_arg_advance): ...this.  Make static.  Take a
8021         const_tree and a bool.
8022         (iq2000_expand_prologue): Call iq2000_function_arg_advance and
8023         iq2000_function_arg.
8024         (iq2000_pass_by_reference): Call iq2000_function_arg).
8025         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
8027 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
8029         * config/fr30/fr30-protos.h (fr30_num_arg_regs): Delete.
8030         * config/fr30/fr30.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
8031         * config/fr30/fr30.c (fr30_num_arg_regs): Make static.  Take a
8032         const_tree.
8033         (fr30_function_arg): New function.
8034         (fr30_function_arg_advance): New function.
8035         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
8037 2010-10-28  Nathan Froyd  <froydnj@codesourcery.com>
8039         * config/frv/frv-protos.h (frv_function_arg): Delete.
8040         (frv_function_arg_advance): Delete.
8041         * config/frv/frv.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
8042         * config/frv/frv.c (frv_function_arg): Rename to...
8043         (frv_function_arg_1): Make static.  Take const_tree and bool arguments.
8044         (frv_function_arg, frv_function_incoming_arg): New functions.
8045         (frv_function_arg_advance): Make static.  Take a const_tree and a bool.
8046         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
8047         (TARGET_FUNCTION_ARG_ADVANCE): Define.
8049 2010-10-28  Uros Bizjak  <ubizjak@gmail.com>
8051         PR target/46153
8052         * config/i386/sse.md (sse_movhlps_exp): Use destination
8053         returned from ix86_fixup_binary_operands to expand insn.
8054         (sse_movlhps_exp): Ditto.
8055         (sse_loadhps_exp): Ditto.
8056         (sse_loadlps_exp): Ditto.
8057         (sse2_loadhpd_exp): Ditto.
8058         (sse2_loadlpd_exp): Ditto.
8060 2010-10-28  Andrew Stubbs  <ams@codesourcery.com>
8062         * config/arm/arm.c (const_ok_for_arm): Support 0xXY00XY00 pattern
8063         constants in thumb2.
8065 2010-10-28  Eric Botcazou  <ebotcazou@adacore.com>
8067         * combine.c (set_nonzero_bits_and_sign_copies): Use unsigned
8068         arithmetics in masking operations.
8069         (contains_muldiv): Likewise.
8070         (try_combine): Likewise.
8071         (find_split_point): Likewise.
8072         (combine_simplify_rtx): Likewise.
8073         (simplify_if_then_else): Likewise.
8074         (simplify_set): Likewise.
8075         (expand_compound_operation): Likewise.
8076         (expand_field_assignment): Likewise.
8077         (make_extraction): Likewise.
8078         (extract_left_shift): Likewise.
8079         (make_compound_operation): Likewise.
8080         (force_to_mode): Likewise.
8081         (make_field_assignment): Likewise.
8082         (reg_nonzero_bits_for_combine): Likewise.
8083         (simplify_shift_const_1): Likewise.
8084         (simplify_comparison): Likewise.
8086 2010-10-27  Nathan Froyd  <froydnj@codesourcery.com>
8088         * config/ia64/ia64-protos.h (ia64_function_arg): Delete.
8089         (ia64_function_arg_advance): Delete.
8090         * config/ia64/ia64.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Delete.
8091         (FUNCTION_ARG_ADVANCE): Delete.
8092         * config/ia64/ia64.c (ia64_function_arg): Rename to...
8093         (ia64_function_arg_1): ...this.  Make static.  Take const_tree and
8094         bool arguments.
8095         (ia64_function_arg, ia64_function_incoming_arg): New functions.
8096         (ia64_function_arg_advance): Make static.  Take a const_tree and
8097         a bool.
8098         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
8099         (TARGET_FUNCTION_ARG_ADVANCE): Define.
8101 2010-10-27  Steve Ellcey  <sje@cup.hp.com>
8103         * doc/tm.texi.in (TARGET_GET_RAW_RESULT_MODE): New.
8104         (TARGET_GET_RAW_ARG_MODE): New.
8105         * doc/tm.texi: Regenerate.
8106         * target.def (get_raw_result_mode): New.
8107         (get_raw_arg_mode): New.
8108         * targhooks.c (default_get_reg_raw_mode): New.
8109         * targhooks.h (default_get_reg_raw_mode): New.
8110         * builtins.c (apply_args_size): Use targetm.calls.get_raw_arg_mode.
8111         (apply_result_size): Ditto.
8112         * config/ia64/ia64.c (ia64_get_reg_raw_mode): New.
8113         (TARGET_GET_RAW_RESULT_MODE): Define.
8114         (TARGET_GET_RAW_ARG_MODE): Ditto.
8116 2010-10-27  Eric Botcazou  <ebotcazou@adacore.com>
8118         * config/sparc/sol2-unwind.h (sparc64_fallback_frame_state): Adjust
8119         for newer Solaris 10 release.
8120         (sparc_fallback_frame_state): Likewise.
8122 2010-10-27  Jason Merrill  <jason@redhat.com>
8124         * gimplify.c (gimplify_decl_expr): Handle anonymous artificial
8125         variables sooner.
8127 2010-10-27  Jie Zhang  <jie@codesourcery.com>
8128             Maxim Kuvyrkov  <maxim@codesourcery.com>
8130         * haifa-sched.c (ISSUE_POINTS): Remove.
8131         (max_issue): Don't issue more than issue_rate instructions.
8133 2010-10-27  Ian Lance Taylor  <iant@google.com>
8135         PR target/46197
8136         * config/i386/i386.md (UNSPECV_SPLIT_STACK_RETURN): New.
8137         (split_stack_return): Replace UNSPEC_STACK_CHECK with
8138         UNSPECV_SPLIT_STACK_RETURN.
8140 2010-10-27  H.J. Lu  <hongjiu.lu@intel.com>
8142         * config/i386/i386-protos.h (init_cumulative_args): Add an int.
8144         * config/i386/i386.c (block_info): New.
8145         (BLOCK_INFO): Likewise.
8146         (call_avx256_state): Likewise.
8147         (check_avx256_stores): Likewise.
8148         (move_or_delete_vzeroupper_2): Likewise.
8149         (move_or_delete_vzeroupper_1): Likewise.
8150         (move_or_delete_vzeroupper): Likewise.
8151         (use_avx256_p): Likewise.
8152         (function_pass_avx256_p): Likewise.
8153         (flag_opts): Add -mvzeroupper.
8154         (ix86_option_override_internal): Turn on MASK_VZEROUPPER by
8155         default for TARGET_AVX.  Turn off MASK_VZEROUPPER if TARGET_AVX
8156         is disabled.
8157         (ix86_function_ok_for_sibcall): Disable sibcall if we need to
8158         generate vzeroupper.
8159         (init_cumulative_args): Add an int to indicate caller.  Set
8160         use_avx256_p, callee_return_avx256_p and caller_use_avx256_p
8161         based on return type.
8162         (ix86_function_arg): Set use_avx256_p, callee_pass_avx256_p and
8163         caller_pass_avx256_p based on argument type.
8164         (ix86_expand_epilogue): Emit vzeroupper if 256bit AVX register
8165         is used, but not returned by caller.
8166         (ix86_expand_call): Emit vzeroupper if 256bit AVX register is used.
8167         (ix86_local_alignment): Set use_avx256_p if 256bit AVX register
8168         is used.
8169         (ix86_minimum_alignment): Likewise.
8170         (ix86_expand_special_args_builtin): Set target to
8171         GEN_INT (vzeroupper_intrinsic) for CODE_FOR_avx_vzeroupper.
8172         (ix86_reorg): Run the vzeroupper optimization if needed.
8174         * config/i386/i386.h (ix86_args): Add caller.
8175         (INIT_CUMULATIVE_ARGS): Updated.
8176         (machine_function): Add use_vzeroupper_p, use_avx256_p,
8177         caller_pass_avx256_p, caller_return_avx256_p,
8178         callee_pass_avx256_p and callee_return_avx256_p.
8180         * config/i386/i386.opt (-mvzeroupper): New.
8182         * config/i386/predicates.md (vzeroupper_operation): Removed.
8184         * config/i386/sse.md (avx_vzeroupper): Removed.
8185         (*avx_vzeroupper): Removed.
8186         (avx_vzeroupper): New.
8188         * doc/invoke.texi: Document -mvzeroupper.
8190 2010-10-27  Eric Botcazou  <ebotcazou@adacore.com>
8192         * config/i386/t-mingw32 (SHLIB_LC): Add -lmingwthrd.
8193         * config/i386/t-mingw-w32 (SHLIB_LC): Likewise.
8194         * config/i386/t-mingw-w64 (SHLIB_LC): Likewise.
8196 2010-10-27  Eric Botcazou  <ebotcazou@adacore.com>
8197             Olivier Hainque  <hainque@adacore.com>
8199         * config/i386/w32-unwind.h (i386_w32_fallback_frame_state): Fix regnum
8200         of EBP.  Do not restore reg #9.  Remove +1 adjustment to EIP and set
8201         fs->signal_frame instead.
8203 2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>
8205         * c-parser.c (cp_parser_objc_at_property_declaration): Removed
8206         parsing of RID_COPIES and RID_IVAR.
8208 2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>
8210         * c-parser.c (c_parser_objc_at_property_declaration): Recognize
8211         RID_ASSIGN, RID_COPY, RID_RETAIN, RID_READWRITE and RID_NONATOMIC.
8212         Do not use objc_set_property_attr, but use local variables
8213         instead.  Detect repeated usage of setter, getter and ivar
8214         attributes.  Improved error processing when a setter name does not
8215         end in ':'.  Do not check for CPP_CLOSE_PAREN after we determined
8216         that the token is a keyword.  Updated call to
8217         objc_add_property_declaration.
8219 2010-10-27  Nicola Pero  <nicola.pero@meta-innovation.com>
8221         * c-parser.c (c_parser_objc_at_property): Renamed to
8222         c_parser_objc_at_property_declaration.  Updated calls to
8223         objc_add_property_variable, now objc_add_property_declaration.
8224         Code rewritten to be much more robust in recovering from syntax
8225         errors.  Added comments.
8226         (c_parser_objc_property_attrlist): Removed.
8227         (c_parser_external_declaration): Updated calls to
8228         c_parser_objc_at_property, now
8229         c_parser_objc_at_property_declaration.
8230         (c_parser_objc_methodprotolist): Same change.
8232 2010-10-26  H.J. Lu  <hongjiu.lu@intel.com>
8234         * config/i386/i386.md (split_stack_return): Put back unspec_volatile.
8236 2010-10-26  Jan Hubicka  <jh@suse.cz>
8238         * ipa.c (process_references): Enqueue all referenced nodes;
8239         mark as reachable only non-external nodes.
8240         (cgraph_remove_unreachable_nodes): All referenced nodes should
8241         be enqueued; remove bogues node->needed check.
8243 2010-10-26  Jan Hubicka  <jh@suse.cz>
8245         * cgraphbuild.c (build_cgraph_edges): Use ipa-reference
8246         to represent OMP.
8248 2010-10-26  H.J. Lu  <hongjiu.lu@intel.com>
8250         * config/i386/i386.md (split_stack_return): Replace
8251         unspec_volatile with unspec.
8253 2010-10-26  Jonathan Wakely  <jwakely.gcc@gmail.com>
8255         * doc/install.texi: Fix typo in --with-sysroot description.
8257 2010-10-26  Jan Hubicka  <jh@suse.cz>
8259         * ipa.c (cgraph_externally_visible_p, varpool_externally_visible_p):
8260         Use info provided by linker plugin.
8262 2010-10-26  Jason Merrill  <jason@redhat.com>
8264         * varasm.c (constructor_static_from_elts_p): Don't require a
8265         CONSTRUCTOR to have elements to be suitable for static
8266         initialization.  Allow ARRAY_TYPE as well.
8268 2010-10-26  Jan Hubicka  <jh@suse.cz>
8270         PR middle-end/45736
8271         * cgraph.c (cgraph_set_readonly_flag): Rename to...
8272         (cgraph_set_const_flags) ... this one; get also looping argument;
8273         clear constructor/destructor flags.
8274         (cgraph_set_pure_flag): Likewise.
8275         (cgraph_set_looping_const_or_pure_flag): Remove.
8276         (cgraph_can_remove_if_no_direct_calls_and_refs): Do not try
8277         to optimize away static ctors/dtors; it does not work on inline clones;
8278         external functions can always be rmeoved.
8279         (cgraph_will_be_removed_from_program_if_no_direct_calls): Assert on
8280         inline clones; in LTO external functions always can go.
8281         (cgraph_used_from_object_file_p): Handle EXTERNAL functions correctly.
8282         (cgraph_mark_address_taken_node): Assert that we are not taking
8283         address of inline clone.
8284         (cgraph_can_remove_if_no_direct_calls_p): We always eventually remove
8285         external functions.
8286         * ipa-cp.c (ipcp_cloning_candidate_p): Do not clone functions with
8287         address taken.
8288         (ipcp_initialize_node_lattices): Only local functions can be
8289         handled without cloning.
8290         * cgraph.h (cgraph_set_readonly_flag,
8291         cgraph_set_looping_const_or_pure_flag): Remove.
8292         (cgraph_set_const_flag): Declare.
8293         (cgraph_set_pure_flag): Update.
8294         * ipa-pure-const (propagate_pure_const, local_pure_const): Update
8295         flags setting code.
8296         * ipa.c (cgraph_remove_unreachable_nodes): Fix formating; do not
8297         look at inline clones; fix handling of external definitions.
8298         (cgraph_postorder): Do not look at inline clones in the first pass.
8299         (function_and_variable_visibility): Drop constructors/destructor
8300         flags at pure and const functions.
8301         * tree-profile.c (tree_profiling): Update.
8302         * ipa-inline.c (cgraph_clone_inlined_nodes): Always clone functions with
8303         address taken; external functions do not account to whole program size.
8304         (cgraph_decide_inlining): Likewise; do not try to inline
8305         functions already inlined.
8307 2010-10-26  Jie Zhang  <jie@codesourcery.com>
8309         * doc/invoke.texi: Improve documentation of
8310         -fstrict-volatile-bitfields.
8312 2010-10-26  Ira Rosen  <irar@il.ibm.com>
8314         PR tree-optimization/46167
8315         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Check that there
8316         is basic block for the statement.
8318 2010-10-26  Paul Koning  <ni1d@arrl.net>
8320         * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Update to
8321         current definition of struct_real_format.
8323 2010-10-26  H.J. Lu  <hongjiu.lu@intel.com>
8325         PR target/44948
8326         * config/i386/i386.c (ix86_old_function_arg_boundary): New.
8327         (ix86_function_arg_boundary): Always align parameters on stack
8328         in 64bit and align parameters with alignment >= 16byte on stack
8329         in 32bit.  Warn alignment change.
8331 2010-10-26  Ian Lance Taylor  <iant@google.com>
8333         PR middle-end/45687
8334         * ipa-prop.c (ipa_modify_call_arguments): Correct type of MEM_REF
8335         offset.
8337 2010-10-25  Rodrigo Rivas Costa  <rodrigorivascosta@gmail.com>
8339         Implement opaque-enum-specifiesr for C++0x
8340         * tree.h (ENUM_IS_OPAQUE): New.
8341         * dwarf2out.c (gen_enumeration_type_die): Use ENUM_IS_OPAQUE.
8343 2010-10-26  Jie Zhang  <jie@codesourcery.com>
8345         * stor-layout.c (layout_decl): Use the field's type to
8346         determine the mode and keep DECL_BIT_FIELD for a volatile bit-field.
8347         * config/arm/arm.c (arm_override_options): Default to
8348         -fstrict-volatile-bitfields.
8350 2010-10-25  Paul Koning  <ni1d@arrl.net>
8352         * config/pdp11/pdp11.md: Add define_constants for register
8353         numbers, branch offset limits.
8354         * config/pdp11/pdp11.c: Use named constants instead of numbers.
8355         * config/pdp11.pdp11.h: Ditto.
8357 2010-10-25  Eric Botcazou  <ebotcazou@adacore.com>
8359         * configure.ac: Use $cpu_type instead of $target to define the nop.
8360         * configure: Regenerate.
8362 2010-10-25  Jie Zhang  <jie@codesourcery.com>
8364         * combine.c (try_combine): If insns need to be kept around, check that
8365         they can be copied in the merged instruction.
8367 2010-10-24  Eric Botcazou  <ebotcazou@adacore.com>
8369         * reg-stack.c (convert_regs_1): Return boolean value, true if the CFG
8370         has been modified.
8371         (convert_regs_2): Likewise.  Adjust calls to convert_regs_1.
8372         (convert_regs): Adjust calls to convert_regs_2.  Clean up the CFG if
8373         it has been modified.
8375 2010-10-24  Eric Botcazou  <ebotcazou@adacore.com>
8377         * config/sparc/sparc.c (sparc_type_code) <NULLPTR_TYPE>: New case.
8379 2010-10-24  Paul Koning  <ni1d@arrl.net>
8381         * config/pdp11/pdp11.md: Change length attribute to be in bytes.
8382         * config/pdp11/pdp11.c (output_jump): Ditto.
8384 2010-10-24  Ian Lance Taylor  <iant@google.com>
8386         * config/i386/i386.c (ix86_va_start): Remove extraneous blank line.
8388 2010-10-24  Eric Botcazou  <ebotcazou@adacore.com>
8390         * cfglayout.c (fixup_reorder_chain): When ensuring that there is at
8391         least one insn with a locus corresponding to an edge's goto_locus,
8392         disregard non-fallthru edges to the exit block and merge the blocks
8393         created for the same goto_locus.
8395 2010-10-23  Joseph Myers  <joseph@codesourcery.com>
8397         * gcc.c (n_switches_alloc_debug_check): New.
8398         (set_option_handlers): New.
8399         (process_command): Use set_option_handlers.
8400         (do_self_spec): Pass spec-generated options through option handlers.
8401         (main): Also save and restore n_switches_alloc when swapping
8402         switch arrays.
8404 2010-10-23  Richard Henderson  <rth@redhat.com>
8406         PR target/46144
8407         * config/i386/sse.md (*avx_absneg<AVXMODEF2P>2): New.
8408         (*sse_absneg<SSEMODEF2P>2): Rename from *absneg<VEC_FLOAT_MODE>2.
8409         Honor matching operands when splitting to XOR.
8411 2010-10-23  Ian Lance Taylor  <iant@google.com>
8413         * tree-vrp.c (extract_range_from_binary_expr): If
8414         flag_non_call_exceptions don't eliminate division by zero.
8415         * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8417 2010-10-23  Nathan Froyd  <froydnj@codesourcery.com>
8419         * cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
8420         __BYTE_ORDER__, __ORDER_LITTLE_ENDIAN__, __ORDER_BIG_ENDIAN__, and
8421         __ORDER_PDP_ENDIAN__.
8422         * libgcc2.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8423         (struct DWstruct): Define based on __BYTE_ORDER__.
8424         * config/fixed-bit.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8425         (struct INTstruct): Define based on __BYTE_ORDER__.
8426         * config/dfp-bit.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8427         (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Test __BYTE_ORDER__.
8428         * system.h (LIBGCC2_WORDS_BIG_ENDIAN): Poison identifier.
8429         * config/arc/arc.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8430         * config/arm/arm.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8431         * config/ia64/ia64.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8432         * config/iq2000/iq2000.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8433         * config/lm32/lm32.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8434         * config/m32r/m32r.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8435         * config/mcore/mcore.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8436         * config/mep/mep.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8437         * config/mips/mips.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8438         * config/rs6000/sysv4.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8439         * config/rx/rx.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8440         * config/score/score.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8441         * config/sh/sh.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8442         * config/sparc/sparc.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8443         * config/xtensa/xtensa.h (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8444         * doc/tm.texi.in (LIBGCC2_WORDS_BIG_ENDIAN): Delete.
8445         * doc/tm.texi: Regenerate.
8446         * doc/cpp.texi (__BYTE_ORDER__, __ORDER_LITTLE_ENDIAN__): Document.
8447         (__ORDER_BIG_ENDIAN__, __ORDER_PDP_ENDIAN__): Likewise.
8449 2010-10-23  Jie Zhang  <jie@codesourcery.com>
8451         PR rtl-optimization/37360
8452         * config/mips/mips.c (cached_can_issue_more): New local variable.
8453         (mips_sched_reorder_1): New.
8454         (mips_sched_reorder): Use mips_sched_reorder_1.
8455         (mips_sched_reorder2): New.
8456         (mips_variable_issue): Set cached_can_issue_more.
8457         (TARGET_SCHED_REORDER2): Define to mips_sched_reorder2
8458         instead of mips_sched_reorder.
8460         Revert:
8461         2008-09-09  Andrey Belevantsev  <abel@ispras.ru>
8462         PR rtl-optimization/37360
8463         * haifa-sched.c (max_issue): Do not assert that we never issue more
8464         insns than issue_rate.  Add comment.
8466 2010-10-22  Eric Botcazou  <ebotcazou@adacore.com>
8468         * gimplify.c (gimplify_variable_sized_compare): Preserve the source
8469         location info of the expression.
8471 2010-10-22  DJ Delorie  <dj@redhat.com>
8473         * doc/extend.texi (Named Address Spaces): Document the M32C named
8474         address space.
8476         * config/m32c/m32c-pragma.c (m32c_register_pragmas): Register the
8477         __far address space.
8478         * config/m32c/m32c.h (ADDR_SPACE_FAR): New.  Add support for
8479         "__far" address space for R8C and M16C processor variants.
8480         * config/m32c/m32c.c (m32c_addr_space_legitimate_address_p): New.
8481         (far_addr_space_p): New.
8482         (encode_pattern_1): Add sign and zero extend support.
8483         (m32c_hard_regno_nregs_1): Large pointers in A16 mode are SImode.
8484         (m32c_extra_constraint_p2): Add SF constraint.
8485         (m32c_legitimate_address_p): Support __far addresses.
8486         (m32c_addr_space_pointer_mode): New.
8487         (m32c_addr_space_address_mode): New.
8488         (m32c_addr_space_legitimate_address_p): New.
8489         (m32c_addr_space_legitimize_address): New.
8490         (m32c_addr_space_subset_p): New.
8491         (m32c_addr_space_convert): New.
8492         (conversions): Add __far operand patterns.
8493         (m32c_prepare_move): Force constants into registers for __far moves.
8494         (m32c_split_move): __far moves are always split.
8495         * config/m32c/addsub.md (addsi3_1): Support SImode symbols.
8496         * config/m32c/mov.md (mov<mode>_far_op1): New.
8497         (mov<mode>_far_op2): New.
8498         (movqi_op): Add __far (SF) support.
8499         (movhi_op): Likewise.
8500         (movsi_splittable): Split A1A0 also.
8502 2010-10-22  Artjoms Sinkarovs  <artyom.shinakroff@gmail.com>
8503             Andrew Pinski  <pinskia@gmail.com>
8505         * c-typeck.c (build_array_ref): Handle subscripting of vectors.
8506         * doc/extend.texi: New paragraph
8508 2010-10-22  Paul Koning  <ni1d@arrl.net>
8510         * config.pdp11/pdp11.h (DBX_DEBUGGING_INFO): Define.
8512 2010-10-22  DJ Delorie  <dj@redhat.com>
8514         * config/m32c/m32c-lib1.S (m32c_jsri16): Make reentrant.
8516 2010-10-22  Paul Koning  <ni1d@arrl.net>
8518         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Define.
8520 2010-10-22  Richard Henderson  <rth@redhat.com>
8522         * config/i386/i386.c (ix86_builtin_vectorized_function): Add
8523         cases for __builtin_fma and __builtin_fmaf.
8525 2010-10-22  Richard Henderson  <rth@redhat.com>
8527         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Produce
8528         NEG+USE for vectors as well.
8529         * config/i386/i386.md (*absneg<VEC_FLOAT_MODE>2): New pattern
8530         and splitter.
8532 2010-10-22  Joseph Myers  <joseph@codesourcery.com>
8534         * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION,
8535         SWITCH_CURTAILS_COMPILATION): Remove.
8536         * doc/tm.texi.in (SWITCH_CURTAILS_COMPILATION): Remove documentation.
8537         * doc/tm.texi: Regenerate.
8538         * system.h (SWITCH_CURTAILS_COMPILATION): Poison.
8540 2010-10-22  Changpeng Fang  <changpeng.fang@amd.com>
8542         * config/i386/bdver1.md: New file.
8543         * config/i386/i386.md (include "bdver1.md"): Invoke the
8544         pipeline description for bdver1.
8545         (x86_sahf_1): Add "bdver1_decode" attribute.
8546         (*cmpfp_i_mixed): Likewise.
8547         (*cmpfp_i_sse): Likewise.
8548         (*cmpfp_i_i387): Likewise.
8549         (*cmpfp_iu_mixed): Likewise.
8550         (*cmpfp_iu_sse): Likewise.
8551         (*cmpfp_iu_387): Likewise.
8552         (*swap<mode>,*swap<mode>_1): Likewise.
8553         (fixuns_trunc<mode>hi2): Likewise.
8554         (fix_trunc<mode>si_sse): Likewise.
8555         (x86_fnstcw_1): Likewise.
8556         (x86_fldcw_1): Likewise.
8557         (*floatsi<mode>2_vector_mixed_with_temp): Likewise.
8558         (*floatsi<mode>2_vector_mixed): Likewise.
8559         (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Likewise.
8560         (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8561         (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8562         (*floatsi<mode>2_vector_sse_with_temp): Likewise.
8563         (*floatsi<mode>2_vector_sse): Likewise.
8564         (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Likewise.
8565         (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8566         (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8567         (*mul<mode>3_1): Likewise.
8568         (*mulsi3_1_zext): Likewise.
8569         (*mulhi3_1): Likewise.
8570         (*mulqi3_1): Likewise.
8571         (*<u>mul<mode><dwi>3_1): Likewise.
8572         (*<u>mulqihi3_1): Likewise.
8573         (*<s>muldi3_highpart_1): Likewise.
8574         (*<s>mulsi3_highpart_1): Likewise.
8575         (*<s>mulsi3_highpart_zext): Likewise.
8576         (x86_64_shld): Likewise.
8577         (x86_shld): Likewise.
8578         (x86_64_shrd): Likewise.
8579         (x86_shrd): Likewise.
8580         (sqrtxf2): Likewise.
8581         (sqrt_extend<mode>xf2_i387): Likewise.
8582         (*sqrt<mode>2_sse): Likewise.
8583         * config/i386/sse.md (sse_cvtsi2ss): Add "bdver1_decode" attribute.
8584         (sse_cvtsi2ssq): Likewise.
8585         (sse_cvtss2si): Likewise.
8586         (sse_cvtss2si_2): Likewise.
8587         (sse_cvtss2siq): Likewise.
8588         (sse_cvtss2siq_2): Likewise.
8589         (sse_cvttss2si): Likewise.
8590         (sse_cvttss2siq): Likewise.
8591         (sse2_cvtpi2pd): Likewise.
8592         (sse2_cvttpd2pi): Likewise.
8593         (sse2_cvtsi2sd): Likewise.
8594         (sse2_cvtsi2sdq): Likewise.
8595         (sse2_cvtsd2si): Likewise.
8596         (sse2_cvtsd2si_2): Likewise.
8597         (sse2_cvtsd2siq): Likewise.
8598         (sse2_cvtsd2siq_2): Likewise.
8599         (sse2_cvttsd2si): Likewise.
8600         (sse2_cvttsd2siq): Likewise.
8601         (*sse2_cvtpd2dq): Likewise.
8602         (*sse2_cvttpd2dq): Likewise.
8603         (sse2_cvtsd2ss): Likewise.
8604         (sse2_cvtss2sd): Likewise.
8605         (*sse2_cvtpd2ps): Likewise.
8606         (sse2_cvtps2pd): Likewise.
8608 2010-10-22  Richard Guenther  <rguenther@suse.de>
8610         PR middle-end/46137
8611         * gimple-fold.c (gimplify_and_update_call_from_tree): Properly
8612         remove the virtual operands if they are not needed.
8614 2010-10-22  Changpeng Fang  <changpeng.fang@amd.com>
8616         * config/i386/i386.c (processor_costs bdver1_cost): Update
8617         insn costs and architectural parameters for bdver1.
8619 2010-10-22  Richard Guenther  <rguenther@suse.de>
8621         * gimple.h (gimple_register_canonical_type): Declare.
8622         * gimple.c (gimple_canonical_types): New global hashtable.
8623         (struct gimple_type_leader_entry_s): New type.
8624         (gimple_type_leader): New global cache.
8625         (gimple_lookup_type_leader): New function.
8626         (gtc_visit): Query the proper cache.
8627         (gimple_types_compatible_p): Likewise.
8628         (gimple_register_type): Use the new cache instead of TYPE_CANONICAL.
8629         (gimple_canonical_type_eq): New function.
8630         (gimple_register_canonical_type): Likewise.
8631         (print_gimple_types_stats): Adjust for gimple_canonical_types.
8632         (free_gimple_type_tables): Likewise.  Free gimple_type_leader.
8633         * tree-ssa.c (useless_type_conversion_p): Do not dispatch to
8634         gimple_types_compatible_p for LTO.
8636 2010-10-22  Uros Bizjak  <ubizjak@gmail.com>
8638         PR target/46098
8639         * config/i386/sse.md (*avx_movu<ssemodesuffix><avxmodesuffix>):
8640         Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
8641         (avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
8642         (*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
8643         (<sse>_movu<ssemodesuffix>): New expander.
8644         (*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
8645         (avx_movdqu<avxmodesuffix>): New expander.
8646         (*sse2_movdqu): Rename from sse2_movdqu.
8647         (sse2_movdqu): New expander.
8649 2010-10-22  Richard Guenther  <rguenther@suse.de>
8651         PR tree-optimization/45720
8652         * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
8653         Handle negative step.
8654         (vect_enhance_data_refs_alignment): Likewise.
8655         * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Likewise.
8656         (vect_create_cond_for_align_checks): Likewise.
8657         (vect_create_cond_for_alias_checks): Likewise.
8659 2010-10-22  Ira Rosen  <irar@il.ibm.com>
8661         PR tree-optimization/46126
8662         * tree-vect-stmts.c (vect_analyze_stmt): Pass NODE to
8663         vectorizable_shift in case of basic block vectorization.
8665 2010-10-22  Joseph Myers  <joseph@codesourcery.com>
8667         * target.h (enum opt_levels, struct default_options): New.
8668         * target.def (handle_ofast): Remove hook.
8669         (target_option.optimization): Change to
8670         target_option.optimization_table.
8671         * doc/tm.texi.in (TARGET_OPTION_OPTIMIZATION): Change to
8672         TARGET_OPTION_OPTIMIZATION_TABLE.
8673         (CAN_DEBUG_WITHOUT_FP): Remove.
8674         * doc/tm.texi: Regenerate.
8675         * opts.c (maybe_default_option, maybe_default_options,
8676         default_options_table): New.
8677         (default_options_optimization): Take extra parameters.  Don't
8678         assert that global_options and global_options_set are in use.  Use
8679         maybe_default_options.
8680         (decode_options): Pass extra parameters to
8681         default_options_optimization.
8682         * common.opt (falign-loops): Use value 0 with Var.
8683         (frerun-cse-after-loop, ftree-ter): Remove Init.
8684         * system.h (CAN_DEBUG_WITHOUT_FP, TARGET_HANDLE_OFAST,
8685         TARGET_OPTION_OPTIMIZATION): Remove.
8686         * targhooks.c (empty_optimization_table): New.
8687         * targhooks.h (empty_optimization_table): Declare.
8688         * toplev.c (process_options): Don't set flag_rerun_cse_after_loop.
8689         * config/alpha/alpha.c (alpha_option_optimization_table,
8690         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8691         * config/alpha/alpha.h (CAN_DEBUG_WITHOUT_FP): Remove.
8692         * config/arm/arm.c (arm_option_optimization: Change to
8693         arm_option_optimization_table.
8694         (TARGET_OPTION_OPTIMIZATION): Change to
8695         TARGET_OPTION_OPTIMIZATION_TABLE.
8696         * config/arm/arm.h (CAN_DEBUG_WITHOUT_FP): Remove.
8697         * config/avr/avr.c (avr_option_optimization_table,
8698         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8699         * config/avr/avr.h (CAN_DEBUG_WITHOUT_FP): Remove.
8700         * config/cris/cris.c (cris_option_optimization): Change to
8701         cris_option_optimization_table.
8702         (TARGET_OPTION_OPTIMIZATION): Change to
8703         TARGET_OPTION_OPTIMIZATION_TABLE.
8704         * config/crx/crx.c (crx_option_optimization): Change to
8705         crx_option_optimization_table.
8706         (TARGET_OPTION_OPTIMIZATION): Change to
8707         TARGET_OPTION_OPTIMIZATION_TABLE.
8708         * config/crx/crx.h (CAN_DEBUG_WITHOUT_FP): Remove.
8709         * config/fr30/fr30.c (fr30_option_optimization_table,
8710         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8711         * config/fr30/fr30.h (CAN_DEBUG_WITHOUT_FP): Remove.
8712         * config/frv/frv.c (frv_option_optimization_table,
8713         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8714         * config/frv/frv.h (CAN_DEBUG_WITHOUT_FP): Remove.
8715         * config/h8300/h8300.c (h8300_option_optimization): Change to
8716         h8300_option_optimization_table.
8717         (TARGET_OPTION_OPTIMIZATION): Change to
8718         TARGET_OPTION_OPTIMIZATION_TABLE.
8719         * config/h8300/h8300.h (CAN_DEBUG_WITHOUT_FP): Remove.
8720         * config/i386/i386.c (ix86_option_optimization): Change to
8721         ix86_option_optimization_table.
8722         (TARGET_OPTION_OPTIMIZATION): Change to
8723         TARGET_OPTION_OPTIMIZATION_TABLE.
8724         * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define
8725         as initializer.
8726         * config/ia64/ia64.c (ia64_option_optimization): Change to
8727         ia64_option_optimization_table.
8728         (TARGET_OPTION_OPTIMIZATION): Change to
8729         TARGET_OPTION_OPTIMIZATION_TABLE.
8730         * config/ia64/ia64.h (CAN_DEBUG_WITHOUT_FP): Remove.
8731         * config/ia64/vms.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define as
8732         initializer.
8733         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
8734         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8735         * config/iq2000/iq2000.h (CAN_DEBUG_WITHOUT_FP): Remove.
8736         * config/lm32/lm32.c (lm32_option_optimization_table,
8737         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8738         * config/lm32/lm32.h (CAN_DEBUG_WITHOUT_FP): Remove.
8739         * config/m32r/m32r.c (m32r_option_optimization): Change to
8740         m32r_option_optimization_table.
8741         (TARGET_OPTION_OPTIMIZATION): Change to
8742         TARGET_OPTION_OPTIMIZATION_TABLE.
8743         * config/m32r/m32r.h (SUBTARGET_OPTIMIZATION_OPTIONS,
8744         CAN_DEBUG_WITHOUT_FP): Remove.
8745         * config/mcore/mcore.c (mcore_option_optimization): Change to
8746         mcore_option_optimization_table.
8747         (TARGET_OPTION_OPTIMIZATION): Change to
8748         TARGET_OPTION_OPTIMIZATION_TABLE.
8749         * config/mep/mep.c (mep_option_optimization): Change to
8750         mep_option_optimization_table.
8751         (TARGET_OPTION_OPTIMIZATION): Change to
8752         TARGET_OPTION_OPTIMIZATION_TABLE.
8753         * config/mep/mep.h (CAN_DEBUG_WITHOUT_FP): Remove.
8754         * config/microblaze/microblaze.c
8755         (microblaze_option_optimization_table,
8756         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8757         * config/microblaze/microblaze.h (CAN_DEBUG_WITHOUT_FP): Remove.
8758         * config/mips/mips.c (mips_option_optimization_table,
8759         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8760         * config/mips/mips.h (CAN_DEBUG_WITHOUT_FP): Remove.
8761         * config/mmix/mmix.c (mmix_option_optimization): Change to
8762         mmix_option_optimization_table.
8763         (TARGET_OPTION_OPTIMIZATION): Change to
8764         TARGET_OPTION_OPTIMIZATION_TABLE.
8765         * config/mmix/mmix.h (CAN_DEBUG_WITHOUT_FP): Remove.
8766         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
8767         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8768         * config/mn10300/mn10300.h (CAN_DEBUG_WITHOUT_FP): Remove.
8769         * config/pa/pa.c (pa_option_optimization_table,
8770         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8771         * config/pa/pa.h (CAN_DEBUG_WITHOUT_FP): Remove.
8772         * config/pdp11/pdp11.c (pdp11_option_optimization): Change to
8773         pdp11_option_optimization_table.
8774         (TARGET_OPTION_OPTIMIZATION): Change to
8775         TARGET_OPTION_OPTIMIZATION_TABLE.
8776         * config/picochip/picochip.c (picochip_option_optimization_table,
8777         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8778         * config/picochip/picochip.h (CAN_DEBUG_WITHOUT_FP): Remove.
8779         * config/rs6000/rs6000.c (rs6000_option_optimization_table,
8780         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8781         * config/rs6000/rs6000.h (CAN_DEBUG_WITHOUT_FP): Remove.
8782         * config/rx/rx.c (rx_option_optimization_table,
8783         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8784         * config/rx/rx.h (CAN_DEBUG_WITHOUT_FP): Remove.
8785         * config/s390/s390.c (s390_option_optimization): Change to
8786         s390_option_optimization_table.
8787         (s390_option_override): Update comment.
8788         (TARGET_OPTION_OPTIMIZATION): Change to
8789         TARGET_OPTION_OPTIMIZATION_TABLE.
8790         * config/s390/s390.h (CAN_DEBUG_WITHOUT_FP): Remove.
8791         * config/score/score.c (score_option_optimization_table,
8792         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8793         * config/score/score.h (CAN_DEBUG_WITHOUT_FP): Remove.
8794         * config/sh/sh.c (sh_option_optimization): Change to
8795         sh_option_optimization_table.
8796         (TARGET_OPTION_OPTIMIZATION): Change to
8797         TARGET_OPTION_OPTIMIZATION_TABLE.
8798         (sh_option_override): Set MASK_SAVE_ALL_TARGET_REGS here.
8799         (sh_option_override, expand_block_move, multcosts, find_barrier,
8800         barrier_align): Use optimize_size instead of TARGET_SMALLCODE.
8801         * config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Remove.
8802         (LOOP_ALIGN, TRAMPOLINE_ALIGNMENT, MOVE_BY_PIECES_P,
8803         STORE_BY_PIECES_P, SH_DYNAMIC_SHIFT_COST): Use optimize_size
8804         instead of TARGET_SMALLCODE.
8805         * config/sh/sh.opt (mspace): Make into an alias for -Os.
8806         * config/sparc/sparc.c (sparc_option_optimization_table,
8807         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8808         * config/sparc/sparc.h (CAN_DEBUG_WITHOUT_FP): Remove.
8809         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
8810         TARGET_OPTION_OPTIMIZATION_TABLE): New.
8811         * config/stormy16/stormy16.h (CAN_DEBUG_WITHOUT_FP): Remove.
8812         * config/v850/v850.c (v850_option_optimization): Change to
8813         v850_option_optimization_table.
8814         (TARGET_OPTION_OPTIMIZATION): Change to
8815         TARGET_OPTION_OPTIMIZATION_TABLE.
8816         * config/v850/v850.h (CAN_DEBUG_WITHOUT_FP): Remove.
8817         * config/xtensa/xtensa.c (xtensa_option_optimization): Change to
8818         xtensa_option_optimization_table.
8819         (TARGET_OPTION_OPTIMIZATION): Change to
8820         TARGET_OPTION_OPTIMIZATION_TABLE.
8821         * config/xtensa/xtensa.h (CAN_DEBUG_WITHOUT_FP): Remove.
8823 2010-10-21  Iain Sandoe  <iains@gcc.gnu.org>
8825         Based on the CFString implementation in FSF apple/trunk branch.
8827         * target.def (objc_construct_string): New Hook.
8828         * doc/tm.texi (objc_construct_string): Document.
8829         * doc/tm.texi.in (TARGET_OBJC_CONSTRUCT_STRING): New.
8830         * config/t-darwin: Amend build rules for darwin.o.
8831         * config/darwin.opt: Add cfstrings flags.
8832         * config/darwin-c.c: Define __CONSTANT_CFSTRINGS__.
8833         (darwin_objc_construct_string): New.
8834         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Define.
8835         * config/i386/i386.c (ix86_init_builtins): Add SUBTARGET_INIT_BUILTINS.
8836         * config/darwin-protos.h (darwin_init_cfstring_builtins): New prototype.
8837         (darwin_fold_builtin): Likewise.
8838         (darwin_build_constant_cfstring): Likewise.
8839         (darwin_objc_construct_string): Likewise.
8840         (darwin_cfstring_p): Likewise.
8841         (darwin_enter_string_into_cfstring_table): Likewise.
8842         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS) Update for CFString.
8843         * config/darwin.c (darwin_running_cxx): New var.
8844         (machopic_select_section): Return cfstring_constant_object_section.
8845         (darwin_override_options): Set darwin_running_cxx.
8846         (add_builtin_field_decl): New.
8847         (darwin_init_cfstring_builtins): New.
8848         (darwin_build_constant_cfstring): New.
8849         (darwin_fold_builtin): New.
8850         (cfstring_hash): New.
8851         (cfstring_eq): New.
8852         (darwin_enter_string_into_cfstring_table): New.
8853         * config/darwin-sections.def (cfstring_constant_object_section): New.
8854         * config/darwin.h (TARGET_FOLD_BUILTIN): Define.
8855         (TARGET_OBJC_CONSTRUCT_STRING): Define.
8857 2010-10-21  Nathan Froyd  <froydnj@codesourcery.com>
8859         * config/alpha/alpha.c (alpha_build_builtin_va_list): Use
8860         TYPE_STUB_DECL instead of TREE_CHAIN.
8861         * config/i386/i386.c (ix86_build_builtin_va_list_abi): Likewise.
8862         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Likewise.
8863         * config/s390/s390.c (s390_build_builtin_va_list): Likewise.
8864         * config/sh/sh.c (sh_build_builtin_va_list): Likewise.
8865         * config/spu/spu.c (spu_build_builtin_va_list): Likewise.
8866         * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list):
8867         Likewise.
8868         * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Likewise.
8870 2010-10-22  Jie Zhang  <jie@codesourcery.com>
8872         * expr.c (emit_group_load_1): Update calls to extract_bit_field.
8873         (copy_blkmode_from_reg): Likewise.
8874         (read_complex_part): Likewise.
8875         (expand_expr_real_1): Calculate packedp and pass it to
8876         extract_bit_field.
8877         * expr.h (extract_bit_field): Update declaration.
8878         * calls.c (store_unaligned_arguments_into_pseudos): Update call
8879         to extract_bit_field.
8880         * expmed.c (extract_fixed_bit_field): Update calls to
8881         extract_fixed_bit_field.
8882         (store_split_bit_field): Likewise.
8883         (extract_bit_field_1): Add new argument packedp.
8884         (extract_bit_field): Add new argument packedp.
8885         (extract_fixed_bit_field): Add new argument packedp and let
8886         packed attribute override volatile.
8887         * stmt.c (expand_return): Update call to extract_bit_field.
8889 2010-10-21  Nathan Froyd  <froydnj@codesourcery.com>
8891         * config/spu/spu.c (spu_function_arg): Dereference CUM parameter.
8893 2010-10-21  Nathan Froyd  <froydnj@codesourcery.com>
8895         * ddg.c (add_cross_iteration_register_deps): Call gcc_assert instead
8896         of gcc_checking_assert.
8897         * sel-sched.c (code_motion_process_successors): Likewise.
8899 2010-10-21  Eric Botcazou  <ebotcazou@adacore.com>
8901         * cfgcleanup.c (try_forward_edges): Do not throw away previous steps
8902         when stopping because of a different locus on edge or insn.
8903         (try_optimize_cfg): Add comment.
8904         * cfgrtl.c (rtl_merge_blocks): Tweak log message.  If the destination
8905         block is a forwarder block, propagate locus on the edge.
8906         (cfg_layout_merge_blocks): Likewise.
8908 2010-10-21  Uros Bizjak  <ubizjak@gmail.com>
8910         PR target/45946
8911         * config/i386/i386.md (*pushti2): New insn pattern.
8912         (pushti2 splitter): New insn splitter.
8913         (*push<mode>2): Macroize insn pattern from *push{di,ti}2 using
8914         DWI mode iterator.
8916 2010-10-21  Paul Koning  <ni1d@arrl.net>
8918         * config/pdp11/pdp11-protos.md (arith_operand,
8919         const_immediate_operand, expand_shift_operand,
8920         immediate15_operand): Delete
8921         * config/pdp11/pdp11.c: Ditto.
8922         * config/pdp11/pdp11.h (REG_CLASS_FROM_LETTER,
8923         CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8924         EXTRA_CONSTRAINT): Delete.
8925         * config/pdp11/pdp11.md (various): Use standard constraints
8926         instead of removed ones.
8927         * config/pdp11/constraints.md: New file.
8928         * config/pdp11/predicates.md: New file.
8930 2010-10-21  Bingfeng Mei  <bmei@broadcom.com>
8932         PR c/45834
8933         * alias.c (true_dependence_1): Remove obsolete check for QImode.
8934         (may_alias_p): Ditto.
8936 2010-10-21  Martin Jambor  <mjambor@suse.cz>
8938         PR tree-optimization/45875
8939         * tree.c (get_binfo_at_offset): Remove initial zero offset test.
8941 2010-10-21  Nathan Froyd  <froydnj@codesourcery.com>
8943         * tree-into-ssa.c (rewrite_update_enter_block): Remove unused
8944         variables.
8945         (create_new_def_for): Likewise.
8947 2010-10-21  Nick Clifton  <nickc@redhat.com>
8949         * config/mn10300/mn10300.c: Fold code to 80-character width.
8950         Replace GET_CODE (foo) == REG with REG_P (foo).  Likewise for
8951         MEM, CONST_INT and CONST_DOUBLE.
8952         (targetm): Move initialization to end of file.
8953         (print_operand): Rename to mn10300_print_operand.
8954         (print_operand_address): Rename to mn10300_print_operand_address.
8955         (can_use_return_insn): Rename to mn10300_can_use_return_insn.
8956         (expand_prologue): Rename to mn10300_expand_prologue.
8957         (expand_epilogue): Rename to mn10300_expand_epilogue.
8958         (initial_offset): Rename to mn10300_initial_offset.
8959         (function_arg): Rename to mn10300_function_arg.
8960         (mask_ok_for_mem_btst): Rename to mn10300_mask_ok_for_mem_btst.
8961         (symbolic_operand): Rename to mn10300_symbolic_operand.
8962         (legitimize_pic_address): Rename to mn10300_legitimize_pic_address.
8963         (legitimate_pic_operand_p): Rename to mn10300_legitimate_pic_operand_p.
8964         * config/mn10300/mn10300-protos.h: Update prototypes.
8965         * config/mn10300/mn10300.h: Fold code to 80-character width.
8966         Replace GET_CODE (foo) == REG with REG_P (foo).  Likewise for
8967         MEM, CONST_INT and CONST_DOUBLE.
8968         (CPP_SPEC): Move to...
8969         (TARGET_CPU_CPP_BUILTINS): ... here.
8970         * config/mn10300/mn10300.md: Fold code to 80-character width.
8971         Replace GET_CODE (foo) == REG with REG_P (foo).  Likewise for
8972         MEM, CONST_INT and CONST_DOUBLE.
8974 2010-10-21  Ira Rosen  <irar@il.ibm.com>
8976         PR tree-optimization/46049
8977         PR tree-optimization/46052
8978         * tree-vectorizer.h (enum stmt_vec_info_type): Add new value for shift.
8979         (vect_get_slp_defs): Add arguments.
8980         * tree-vect-loop.c (vect_create_epilog_for_reduction): Pass scalar
8981         operands to vect_get_slp_defs.
8982         (vectorizable_reduction): Fix comment, pass scalar operands to
8983         vect_get_slp_defs.
8984         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use operand's
8985         type to determine number of units in the created vector.
8986         (vect_get_vec_defs): Pass scalar operands to vect_get_slp_defs.
8987         (vectorizable_conversion): Fix comment.
8988         (vectorizable_shift): New function.
8989         (vectorizable_operation): Move code that handles shifts to
8990         vectorizable_shift.
8991         (vectorizable_type_demotion): Fix comment, pass scalar operands to
8992         vect_get_slp_defs.
8993         (vectorizable_type_promotion, vectorizable_store): Likewise.
8994         (vectorizable_condition): Fix comment.
8995         (vect_analyze_stmt): Call vectorizable_shift.
8996         (vect_transform_stmt): Likewise.
8997         * tree-vect-slp.c (vect_get_constant_vectors): Add new argument.
8998         Use it as the operand to create vectors for, except reduction
8999         initial definition and store.  Use operands type.
9000         (vect_get_slp_defs): Add new arguments.  Pass them to
9001          vect_get_constant_vectors.
9003 2010-10-21  Nathan Froyd  <froydnj@codesourcery.com>
9005         * basic-block.h (single_succ_edge): Use gcc_checking_assert.
9006         (single_pred_edge, ei_container, ei_next, ei_prev): Likewise.
9007         * cfghooks.c (fixup_reorder_chain): Likewise.
9008         * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
9009         * cgraph.c (cgraph_add_thunk): Likewise.
9010         (cgraph_create_edge_1): Likewise.
9011         (cgraph_create_virtual_clone): Likewise.
9012         * ddg.c (add_cross_iteration_register_deps): Likewise.
9013         * dwarf2out.c (modified_type_die): Likewise.
9014         * emit-rtl.c (set_mem_alias_set): Likewise.
9015         * ggc-zone.c (zone_allocate_marks): Likewise.
9016         * gimple-iterator.c (gsi_move_to_bb_end): Likewise.
9017         * gimple.c (iterative_hash_gimple_type): Likewise.
9018         * graphite-scop-detection.c (create_single_entry_edge): Likewise.
9019         (create_single_exit_edge): Likewise.
9020         * haifa-sched.c (choose_ready): Likewise.
9021         * lto-streamer-in.c (input_gimple_stmt): Likewise.
9022         * passes.c (execute_todo): Likewise.
9023         * sched-ebb.c (begin_schedule_ready): Likewise.
9024         * sel-sched.c (code_motion_process_successors): Likewise.
9025         * tree-call-cdce.c (gen_conditions_for_pow): Likewise.
9026         * tree-cfg-cleanup.c (tree_forwarder_block_p): Likewise.
9027         * tree-flow-inline.h (link_imm_use, move_use_after_head): Likewise.
9028         (phi_arg_index_from_use, phi_ssa_name_p): Likewise.
9029         * tree-into-ssa.c (insert_updated_phi_nodes_for): Likewise.
9030         * tree-ssa-coalesce.c (ssa_conflicts_test_p): Likewise.
9031         (ssa_conflicts_add): Likewise.
9032         * tree-ssa-copy.c (replace_exp): Likewise.
9033         * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
9034         * tree-ssa-forwprop.c (simple_gimple_switch): Likewise.
9035         * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
9036         * tree-ssa-pre.c (bitmap_value_insert_into_set): Likewise.
9037         (compute_antic): Likewise.
9038         * tree-ssa-ter.c (add_to_partition_kill_list): Likewise.
9039         (add_dependence): Likewise.
9040         (process_replaceable, kill_expr, find_replaceable_exprs): Likewise.
9041         * tree-vrp.c (supports_overflow_infinity): Likewise.
9042         (make_overflow_infinity, negative_overflow_infinity): Likewise.
9043         (avoid_overflow_infinity, register_new_assert_for): Likewise.
9044         (process_assert_insertions_for): Likewise.
9045         * var-tracking.c (dv_is_value_p, dv_as_decl, dv_from_decl): Likewise.
9046         (dv_from_value, variable_union, find_loc_in_1pdv): Likewise.
9047         (intersect_loc_chains, variable_merge_over_cur): Likewise.
9049 2010-10-21  Nathan Froyd  <froydnj@codesourcery.com>
9051         * cfgloop.c (flow_loops_find): Call bb_has_abnormal_pred.
9052         * reload1.c (has_nonexceptional_receiver): Likewise.
9053         * tree-into-ssa.c (rewrite_update_enter_block): Likewise.
9054         (create_new_def_for): Likewise.
9055         * tree-cfgcleanup.c (remove_forwarder_block): Likewise.
9056         (merge_phi_nodes): Likewise.
9057         (has_abnormal_incoming_edge_p): Delete.
9059 2010-10-21  H.J. Lu  <hongjiu.lu@intel.com>
9061         * config/i386/sse.md (ssescalarmodesuffix): Add V8SI and V4DI.
9063 2010-10-21  Richard Guenther  <rguenther@suse.de>
9064             Michael Matz  <matz@suse.de>
9066         PR tree-optimization/45764
9067         * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
9068         Adjust initial misalignment for negative DR_STEP.
9069         (vect_find_same_alignment_drs): Two DRs with different DR_STEP
9070         do not have the same alignment over the whole iteration domain.
9072 2010-10-21  Richard Guenther  <rguenther@suse.de>
9074         PR tree-optimization/46111
9075         * tree-parloops.c (take_address_of): Re-organize for MEM_REF.
9077 2010-10-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9079         * config/s390/s390.md (*xordi3_cc): Mark xgrk as z196 only.
9081 2010-10-21  Tristan Gingold  <gingold@adacore.com>
9083         * config/vms/vms-crtl.h (CRTL_NAMES): Add new translations.
9084         * config/vms/vms-crtl-64.h (CRTL_NAMES): Ditto.
9086 2010-10-21  Tristan Gingold  <gingold@adacore.com>
9088         * config/alpha/vms-unwind.h (alpha_vms_fallback_frame_state): Set
9089         signal_frame.
9090         * config/alpha/alpha.c (alpha_function_arg): Adjust call.
9092 2010-10-21  Tristan Gingold  <gingold@adacore.com>
9094         * config/ia64/vms64.h (TARGET_DEFAULT): Add MASK_FUSED_MADD.
9095         * config/ia64/vms.h (TARGET_DEFAULT): Ditto.
9097 2010-10-20  Nathan Froyd  <froydnj@codesourcery.com>
9099         * basic-block.h (find_fallthru_edge): Define.
9100         * cfgcleanup.c (merge_blocks_move): Use it.
9101         (try_crossjump_bb): Likewise.
9102         * cfglayout.c (fixup_reorder_chains): Likewise.
9103         (fixup_fallthru_exit_predecessor): Likewise.
9104         * cfgrtl.c (rtl_split_edge): Likewise.
9105         (rtl_verify_flow_info): Likewise.
9106         * function.c (thread_prologue_and_epilogue_insns): Likewise.
9107         * gimple-pretty-print.c (dump_implicit_edges): Likewise.
9108         * ifcvt.c (block_fallthru): Likewise.
9109         * reload1.c (fixup_abnormal_edges): Likewise.
9110         * sched-ebb.c (being_schedule_ready): Likewise.
9111         (schedule_ebb): Likwise.
9112         * sched-rgn.c (find_single_block_region): Likewise.
9113         * sel-sched-ir.c (bb_ends_ebb_p): Likewise.
9114         * tree-complex.c (expand_complex_move): Likewise.
9115         * sched-int.h (find_fallthru_edge): Rename to...
9116         (find_fallthru_edge_from): ...this.
9117         * haifa-sched.c (find_fallthru_edge): Rename to...
9118         (find_fallthru_edge_from): ...this.  Use new find_fallthru_edge.
9119         (init_before_recovery): Call find_fallthru_edge_from.
9120         * sel-sched-ir.c (merge_fences): Likewise.
9121         * sel-sched.c (in_fallthru_bb_p): Likewise.
9122         (move_cond_jump): Likewise.
9124 2010-10-20  Paul Koning  <ni1d@arrl.net>
9126         * config/pdp11/pdp11.md (various): Fix conditions on a number of
9127         insn to check for target 11/40 or higher.
9129 2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>
9131         * parser.c (c_parser_objc_method_type): Mark inline.  Return a
9132         bool instead of a tree.
9133         (c_parser_objc_method_decl): Added bool argument.  Updated call to
9134         objc_build_method_signature.
9135         (c_parser_objc_method_definition): Do not call
9136         objc_set_method_type.  Updated calls to c_parser_objc_method_type,
9137         c_parser_objc_method_decl and objc_start_method_definition.
9138         (c_parser_objc_methodproto): Do not call objc_set_method_type.
9139         Updated calls to c_parser_objc_method_type,
9140         c_parser_objc_method_decl and objc_add_method_declaration.
9142 2010-10-20  Jakub Jelinek  <jakub@redhat.com>
9144         PR tree-optimization/45919
9145         * tree-ssa-ccp.c (fold_nonarray_ctor_reference): Handle flexible
9146         array members.
9148         PR tree-optimization/46066
9149         * tree-parloops.c (create_parallel_loop): Use gsi_last_nondebug_bb
9150         instead of gsi_last_bb.
9152 2010-10-20  DJ Delorie  <dj@redhat.com>
9154         * config/m32c/m32c.c (m32c_option_override): Always disable
9155         function-cse in 16-bit mode.  Indirect calls are always worse than
9156         direct calls as there is no 16-bit indirect call opcode.
9157         (m32c_override_options_after_change): New, likewise.
9159 2010-10-20  Nathan Froyd  <froydnj@codesourcery.com>
9161         * ifcvt.c (noce_emit_cmove): If both of the values are SUBREGs, try
9162         emitting the conditional move in the inner mode of the SUBREG.
9164 2010-10-20  Anatoly Sokolov  <aesok@post.ru>
9166         * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS): Remove macros.
9167         * config/ia64/ia64-protos.h (ia64_preferred_reload_class): Remove.
9168         * config/ia64/ia64.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
9169         (ia64_preferred_reload_class): Make static.  Change rclass argument
9170         and result types from enum reg_class to reg_class_t.
9172 2010-10-20  Pat Haugen  <pthaugen@us.ibm.com>
9174         * tree-ssa-ter.c (find_replaceable_in_bb): Allow replacement over
9175         call for single operand expression.
9177 2010-10-20  Eric Botcazou  <ebotcazou@adacore.com>
9179         * tree-optimize.c (execute_fixup_cfg): Purge dead abnormal call edges
9180         if there is a call statement to pure or const function in the block.
9182 2010-10-20  Paul Koning  <pkoning@equallogic.com>
9184         Fix several build errors for pdp11 target.
9185         * config/pdp11/pdp11.md (*cmpdf): Fix tstd operands.
9186         (cbranchdf4): Conditional on TARGET_FPU.
9187         (movdf): Ditto; correct alternatives check.
9188         (movmemhi): Fix predicate and constraint.
9189         * config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Handle 64 bit mode.
9191 2010-10-20  Richard Guenther  <rguenther@suse.de>
9193         PR lto/45667
9194         * lto-streamer-out.c (output_gimple_stmt): Fix typo.
9195         * tree-cfg.c (verify_gimple_call): Properly get the call fndecl.
9196         (verify_gimple_assign_single): Disable ADDR_EXPR type check
9197         when in LTO.
9199 2010-10-20  Vladimir Makarov  <vmakarov@redhat.com>
9201         PR fortran/42169
9202         * ira-emit.c (store_can_be_removed_p): Return false instead of
9203         gcc_unreachable.
9205 2010-10-20  Dmitry Melnik  <dm@ispras.ru>
9207         * fold-const.c (fold_binary_loc): New transformation.
9209 2010-10-20  H.J. Lu  <hongjiu.lu@intel.com>
9211         PR target/46085
9212         * config/i386/sse.md (reduc_splus_v8sf): Updated.
9213         (reduc_splus_v4df): Likewise.
9215 2010-10-20  Richard Guenther  <rguenther@suse.de>
9217         PR tree-optimization/45860
9218         * tree-ssa-phiopt.c (cond_store_replacement): Do not do
9219         conditional store replacement for non-register type stores.
9221 2010-10-20  Eric Botcazou  <ebotcazou@adacore.com>
9223         * stor-layout.c (skip_simple_constant_arithmetic): New function.
9224         (self_referential_size): Use it instead of skip_simple_arithmetic.
9226 2010-10-20  Olivier Hainque  <hainque@adacore.com>
9228         * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p):
9229         If the current function calls eh_return, claim live all registers
9230         that we need to check for liveness otherwise.
9232 2010-10-20  Nicola Pero  <nicola.pero@meta-innovation.com>
9234         * c-decl.c (c_write_global_declarations): Call
9235         objc_write_global_declarations when compiling Objective-C.
9236         * c-lang.c (finish_file): Removed.
9238 2010-10-19  DJ Delorie  <dj@redhat.com>
9240         * doc/tm.texi.in (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): New.
9241         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Change to hook.
9242         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Likewise.
9243         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Likewise.
9244         * doc/tm.texi: Regenerate.
9245         * targhooks.h (default_label_align_after_barrier_max_skip,
9246         default_loop_align_max_skip, default_label_align_max_skip,
9247         default_jump_align_max_skip): Declare.
9248         * target.def (label_align_after_barrier_max_skip): New.
9249         (loop_align_max_skip): New.
9250         (label_align_max_skip): New.
9251         (jump_align_max_skip): New.
9252         * system.h (poison): Add those macros to the list.
9253         * final.c (LABEL_ALIGN_MAX_SKIP): Remove.
9254         (LOOP_ALIGN_MAX_SKIP): Remove.
9255         (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Remove.
9256         (JUMP_ALIGN_MAX_SKIP): Remove.
9257         (default_label_align_after_barrier_max_skip): New.
9258         (default_loop_align_max_skip): New.
9259         (default_label_align_max_skip): New.
9260         (default_jump_align_max_skip): New.
9261         (compute_alignments): Use the new hooks.
9262         (shorten_branches): Likewise.
9264 2010-10-19  Richard Henderson  <rth@redhat.com>
9266         * config/i386/i386.c (bdesc_multi_arg): Use fma4i_fmadd_<mode>.
9267         * config/i386/sse.md (fma<mode>4): Enable for FMA & SSE_MATH.
9268         (fma4i_fmadd_<mode>): New.
9269         (*split_fma, *split_fms, *split_fnma, *split_fnms): Rename from
9270         fma4_fm*_<mode> and adjust to be pre-reload splitters to the
9271         standard fma patterns.
9272         (fmaddsub_<mode>): Rename from fma4i_fmaddsub_<mode> and
9273         enable for FMA.
9274         (*fma_fmadd_<mode>, *fma_fmsub_<mode>): New.
9275         (*fma_fmadd_<mode>, *fma_fmsub_<mode>): New.
9276         (*fma_fmaddsub_<mode>, *fma_fmsubadd_<mode>): New.
9278 2010-10-19  Paul Koning  <pkoning@equallogic.com>
9280         * lower-subreg.c (resolve_shift_zext): Delete conditional code for
9281         WORDS_BIG_ENDIAN != BYTES_BIG_ENDIAN.
9283 2010-10-19  Richard Henderson  <rth@redhat.com>
9285         * config/ia64/ia64.md (fmasf4, *fmssf4, *nfmasf4): New.
9286         (fmadf4, *fmsdf4, *nfmadf4): New.
9287         (fmaxf4, *fmsxf4, *nfmaxf4): New.
9289 2010-10-19  Michael Eager  <eager@eagercon.com>
9291         * config/microblaze/microblaze.c (TARGET_EXCEPT_UNWIND_INFO):
9292         Use sjlj unwind info for exceptions.
9294 2010-10-19  Francois-Xavier Coudert<fxcoudert@gcc.gnu.org>
9296         PR fortran/43414
9297         * dwarf2out.c (add_calling_convention_attribute): Flag main
9298         Fortran subroutine with DW_AT_main_subprogram.
9300 2010-10-19  Nick Clifton  <nickc@redhat.com>
9302         * config/rx/rx.c (rx_function_value): Small integer types are
9303         promoted to SImode.
9304         (rx_promote_function_mode): New function.
9305         (TARGET_PROMOTE_FUNCTION_MODE): Define.
9307 2010-10-19  Nick Clifton  <nickc@redhat.com>
9309         * config/mep/mep.c (mep_print_operand): Use
9310         targetm.strip_name_encoding.
9311         (mep_output_aligned_common): Likewise.
9313 2010-10-19  Basile Starynkevitch  <basile@starynkevitch.net>
9315         * gengtype.c (new_structure): Remove ad-hoc "location_s" processing.
9317 2010-10-18  Richard Henderson  <rth@redhat.com>
9319         * simplify-rtx.c (simplify_ternary_operation) [FMA]: Simplify
9320         (fma (neg a) (neg b) c) and (fma a (neg b) c).
9322 2010-10-18  Richard Henderson  <rth@redhat.com>
9324         * config/i386/i386.c (IX86_BUILTIN_VFMSUBSS, IX86_BUILTIN_VFMSUBSD,
9325         IX86_BUILTIN_VFMSUBPS, IX86_BUILTIN_VFMSUBPD,
9326         IX86_BUILTIN_VFMSUBADDPS, IX86_BUILTIN_VFMSUBADDPD,
9327         IX86_BUILTIN_VFNMADDSS, IX86_BUILTIN_VFNMADDSD,
9328         IX86_BUILTIN_VFNMADDPS, IX86_BUILTIN_VFNMADDPD,
9329         IX86_BUILTIN_VFNMSUBSS, IX86_BUILTIN_VFNMSUBSD,
9330         IX86_BUILTIN_VFNMSUBPS, IX86_BUILTIN_VFNMSUBPD,
9331         IX86_BUILTIN_VFMSUBADDPS256, IX86_BUILTIN_VFMSUBADDPD256,
9332         IX86_BUILTIN_VFNMADDPS256, IX86_BUILTIN_VFNMADDPD256,
9333         IX86_BUILTIN_VFNMSUBPS256, IX86_BUILTIN_VFNMSUBPD256): Remove.
9334         (bdesc_multi_arg): Remove the corresponding builtins.
9335         * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Remove.
9336         (UNSPEC_FMA4_FMSUBADD): Remove.
9337         (UNSPEC_FMADDSUB): Rename from UNSPEC_FMA4_FMADDSUB.
9338         * config/i386/sse.md (FMA4MODEF4): Remove.
9339         (FMAMODE): Add.
9340         (fma<mode>4): New expander.
9341         (*fma4i_fmadd_<mode>): Macroize from fma4i_fmadd<mode>4 patterns,
9342         and use FMA rtx code instead of UNSPEC_FMA4_INTRINSIC.
9343         (*fma4i_fmsub_<mode>): Similarly.
9344         (*fma4i_fnmadd_<mode>): Similarly.
9345         (*fma4i_fnmsub_<mode>): Similarly.
9346         (fma4i_vmfmadd_<mode>): Scalar patterns zero-extend, not merge
9347         with the first operand.
9348         (fma4i_fmaddsub_<mode>): Represent with UNSPEC_FMADDSUB instead
9349         of explicit arithmetic.  Macroize with AVXMODEF2P.
9350         (*fma4i_fmsubadd_<mode>): Represent with UNSPEC_FMADDSUB + NEG.
9351         (xop_frcz<mode>2): Macroize with FMAMODE.
9352         (xop_vmfrcz<mode>2): Scalar patterns zero-extend, not merge with
9353         the first operand.
9354         * config/i386/fma4intrin.h (_mm_msub_ps): Use vfmadd intrinsic with
9355         extra negations.
9356         (_mm_msub_pd, _mm_msub_ss, _mm_msub_sd): Likewise.
9357         (_mm_nmacc_ps, _mm_nmacc_pd, _mm_nmacc_ss, _mm_nmacc_sd): Likewise.
9358         (_mm_nmsub_ps, _mm_nmsub_pd, _mm_nmsub_ss, _mm_nmsub_sd): Likewise.
9359         (_mm256_msub_ps, _mm256_msub_pd): Likewise.
9360         (_mm256_nmacc_ps, _mm256_nmacc_pd): Likewise.
9361         (_mm256_nmsub_ps, _mm256_nmsub_pd): Likewise.
9362         (_mm_msubadd_ps): Use vfmaddsub intrinsic with extra negation.
9363         (_mm_msubadd_pd, _mm256_msubadd_ps, _mm256_msubadd_pd): Likewise.
9365 2010-10-18  Bernd Schmidt  <bernds@codesourcery.com>
9367         PR rtl-optimization/45966
9368         * combine.c (try_combine): If added_sets_2, deal with the case
9369         where i0 feeds i1 and i1 feeds i2.
9371 2010-10-18  Jan Hubicka  <jh@suse.cz>
9373         * ipa.c (cgraph_externally_visible_p): Handle externally visible and
9374         preserve flags before trying to guess on visibility.
9375         (varpool_externally_visible_p): New function.
9376         (function_and_variable_visibility): Use it.
9378 2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>
9380         Implemented parsing @synthesize and @dynamic for Objective-C.
9381         * c-parser.c (c_parser_external_declaration): Recognize
9382         RID_AT_SYNTHESIZE and RID_AT_DYNAMIC.
9383         (c_parser_objc_at_synthesize_declaration): New.
9384         (c_parser_objc_at_dynamic_declaration): New.
9386 2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>
9388         * c-parser.c (c_parser_objc_class_declaration): After finding an
9389         error, parse the whole declaration then reset parser->error.
9391 2010-10-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
9393         PR target/46041
9394         * tree.h (mode_has_fma): Delete, move to c-cppbuiltins.c.
9395         * builtins.c (mode_has_fma): Ditto.
9397 2010-10-18  Steve Ellcey  <sje@cup.hp.com>
9399         PR target/36898
9400         PR middle-end/43760
9401         * config/ia64/ia64.c (rws_access_regno): Remove predicate check.
9403 2010-10-18  Joseph Myers  <joseph@codesourcery.com>
9405         * config/i386/i386.c (ix86_option_override_internal): Define and
9406         use USE_X86_64_FRAME_POINTER for 64-bit flag_omit_frame_pointer
9407         default.
9408         * config/i386/sol2-10.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9409         (USE_IX86_FRAME_POINTER, USE_X86_64_FRAME_POINTER): Define.
9411 2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>
9413         Merge from 'apple/trunk' branch on FSF servers.
9414         * c-parser.c (c_parser_objc_type_name): Adapted to new parser the
9415         following Objective-C change:
9417         2005-10-10  Fariborz Jahanian  <fjahanian@apple.com>
9419         Radar 4301047
9420         * c-parse.in (objc_quals): Build objc qualifier list same way
9421         as gcc-3.3
9423 2010-10-18  Jan Hubicka  <jh@suse.cz>
9425         * ipa.c (cgraph_externally_visible_p, varpool_externally_visible_p,
9426         function_and_variable_visibility): Revert accidental commit.
9428 2010-10-18  Nicola Pero  <nicola.pero@meta-innovation.com>
9430         Merge from 'apple/trunk' branch on FSF servers.
9431         * c-parser.c (c_parser_typeof_specifier): Adapted to new parser
9432         the following Objective-C change:
9434         2005-10-07  Fariborz Jahanian  <fjahanian@apple.com>
9436         Radar 4204796
9437         * c-parse.in (typespec_nonreserved_nonattr): Remove volatile from
9438         'volatilized' type used in a typeof operator.
9440 2010-10-18  Eric Botcazou  <ebotcazou@adacore.com>
9442         * tree-flow.h (gimple_purge_all_dead_abnormal_call_edges): Declare.
9443         * tree-cfg.c (gimple_purge_dead_abnormal_call_edges): Move around and
9444         rewrite modelled on gimple_purge_dead_eh_edges.
9445         (gimple_purge_all_dead_abnormal_call_edges): New function.
9446         * tree-inline.c (expand_call_inline): Call gimple_purge_dead_eh_edges
9447         directly instead of through gimple_purge_dead_abnormal_call_edges.
9448         * tree-ssa-pre.c (need_ab_cleanup): New static variable.
9449         (eliminate): Set bit in need_ab_cleanup for the basic block if we have
9450         removed AB side-effects from one of its statements.
9451         (init_pre): Initialize need_ab_cleanup.
9452         (fini_pre): Purge dead abnormal call edges and clean up the CFG if bits
9453         are set in need_ab_cleanup.  Free need_ab_cleanup afterward.
9455 2010-10-18  Jakub Jelinek  <jakub@redhat.com>
9457         PR c/46015
9458         * c-parser.c (c_parser_statement_after_labels): Call mark_exp_read
9459         on computed goto argument.
9461 2010-10-18  Richard Guenther  <rguenther@suse.de>
9463         PR tree-optimization/45967
9464         * tree-ssa-structalias.c (type_could_have_pointers): Remove.
9465         (could_have_pointers): Likewise.
9466         (handle_rhs_call, handle_const_call, handle_pure_call,
9467         find_func_aliases, intra_create_variable_infos): Remove calls to them.
9468         (struct fieldoff): Add must_have_pointers field.
9469         (type_must_have_pointers): New function.
9470         (field_must_have_pointers): Likewise.
9471         (push_fields_onto_fieldstack): Remove must_have_pointers_p argument.
9472         Adjust field merging.
9473         (create_function_info_for): May-have-pointers of varinfo is
9474         almost always true.
9475         (create_variable_info_for_1): Likewise.
9477 2010-10-18  Tejas Belagod  <tejas.belagod@arm.com>
9479         * config/arm/neon.md (neon_move_hi_quad_<mode>): Fix the order
9480         of operands to vec_concat.
9482 2010-10-18  Richard Guenther  <rguenther@suse.de>
9484         PR lto/44950
9485         * tree.c (free_lang_data_in_decl): As we clear TYPE_METHODS
9486         also clear references to entries of it.
9488 2010-10-18  Andi Kleen  <ak@linux.intel.com>
9490         PR other/43448
9491         * gccbug.in: Remove.
9492         * Makefile.in (GCCBUG_INSTALL_NAME, gccbug): Remove
9493         (doc, distclean, install-common): Remove reference to gccbug.
9494         * configure: Regenerate.
9495         * configure.ac (all_outputs): Remove gccbug.
9496         * doc/configfiles.texi: Remove references to gccbug.
9497         * doc/sourcebuild.texi: Dito.
9499 2010-10-18  Jakub Jelinek  <jakub@redhat.com>
9501         PR middle-end/46019
9502         * fold-const.c (fold_binary_loc): If integer_pow2p has
9503         TREE_INT_CST_LOW zero, look at TREE_INT_CST_HIGH.
9505 2010-10-18  Basile Starynkevitch  <basile@starynkevitch.net>
9506             Jeremie Salvucci  <jeremie.salvucci@free.fr>
9508         * gengtype.c (verbosity_level): Add variable.
9509         (set_gc_used): Count variables for verbosity.
9510         (close_output_files): Backing up files, counting written ones
9511         verbosily.
9512         (write_types): Count emitted functions for verbosity. Added
9513         debug messages.
9514         (write_enum_defn): Count structures for verbosity. Added debug
9515         messages.
9516         (gengtype_long_options): Add "verbose" & "backupdir".
9517         (print_usage): Ditto.
9518         (main): Verbose display of parsed files.
9520         * gengtype.h (verbosity_level): Add declaration.
9522 2010-10-18  Basile Starynkevitch  <basile@starynkevitch.net>
9524         * gengtype.c (parse_program_options): Add allocation of
9525         plugin_files, and correct test on nb_plugin_files.
9527 2010-10-17  Nicola Pero  <nicola.pero@meta-innovation.com>
9529         Merge from 'apple/trunk' branch on FSF servers.
9531         2006-03-27 Fariborz Jahanian  <fjahanian@apple.com>
9533         Radar 4133425
9534         * c-decl.c (undeclared_variable): Issue diagnostic on
9535         private 'ivar' access.
9537 2010-10-17  Uros Bizjak  <ubizjak@gmail.com>
9539         PR target/46051
9540         * config/i386/sse.md (vec_interleave_highv4df): Fix third RTX of
9541         generated sequence to match *avx_vperm2f128<mode>_nozero.
9542         (vec_interleave_lowv4df): Ditto.
9543         (vec_interleave_highv8sf): Ditto.
9544         (vec_interleave_lowv8sf): Ditto.
9546 2010-10-17  Kai Tietz  <kai.tietz@onevision.com>
9548         * libgcov.c (create_file_directory): Enable it for win32 case.
9549         (gcov_exit): De-couple GCOV_PREFIX and GCOV_PREFIX_STRIP.
9550         * doc/gcov.texi (GCOV_PREFIX): Adjusted.
9551         (GCOV_PREFIX_SKIP): Likewise.
9553 2010-10-17  Nicola Pero  <nicola.pero@meta-innovation.com>
9555         * doc/objc.texi (GNU Objective-C runtime API): New section.
9556         (Modern GNU Objective-C runtime API): New section.
9557         (Traditional GNU Objective-C runtime API): New section.
9558         (Executing code before main): Mention that this section is
9559         specific to the GNU Objective-C runtime.
9560         (Garbage Collection): Same.
9562 2010-10-17  Uros Bizjak  <ubizjak@gmail.com>
9564         * c-parser.c (c_parser_for_statement): Move initialization of
9565         cond and incr before if.
9567 2010-10-17  Anatoly Sokolov  <aesok@post.ru>
9569         * target.def (preferred_output_reload_class): New hook.
9570         * doc/tm.texi.in (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Document.
9571         * doc/tm.texi: Regenerate.
9572         * targhooks.c (default_preferred_output_reload_class): New function.
9573         * targhooks.h (default_preferred_output_reload_class): Declare.
9574         * reload.c (find_dummy_reload): Change rclass argument type from
9575         enum reg_class to reg_class_t. Change this_alternative array type
9576         from enum reg_class to reg_class_t.
9577         Use TARGET_PREFERRED_OUTPUT_RELOAD_CLASS target hook.
9578         (push_reload): Change preferred_class variable type to reg_class_t.
9579         Use TARGET_PREFERRED_OUTPUT_RELOAD_CLASS target hook.
9580         * recog.c (reg_fits_class_p): Change result type to bool. Change cl
9581         argument type from enum reg_class to reg_class_t. Use
9582         HARD_REGISTER_NUM_P predicate.
9583         * recog.h (reg_fits_class_p): Update prototype.
9585         * config/i386/i386.h (PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
9586         * config/i386/i386-protos.h (ix86_preferred_output_reload_class):
9587         Remove.
9588         * config/i386/i386.c (ix86_preferred_output_reload_class): Make
9589         static. Change regclass argument and result types from enum reg_class
9590         to reg_class_t.
9591         (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
9593 2010-10-17  Iain Sandoe  <iains@gcc.gnu.org>
9595         * c-parser.c (c_parser_objc_class_instance_variables): Update to use
9596         visibility enum, and handle @package.
9598 2010-10-17  Nicola Pero  <nicola.pero@meta-innovation.com>
9600         * doc/objc.texi (What you can and what you cannot do in +load):
9601         Document that sending messages to constant string objects in +load
9602         is not guaranteed to work.
9604 2010-10-16  Jan Hubicka  <jh@suse.cz>
9606         PR middle-end/44206
9607         * ipa.c (cgraph_remove_unreachable_nodes): Cleanup; check
9608         existence of refrences before removing the function.
9610 2010-10-16  Jan Hubicka  <jh@suse.cz>
9612         * cgraph.c (dump_cgraph_node): Dump same_comdat_group,
9613         only_called_at_startup and only_called_at_exit.
9614         (cgraph_propagate_frequency): Compute only_called_at_startup and
9615         only_called_at_exit.
9616         * cgraph.h (struct cgraph_node): New fileds only_called_at_startup and
9617         only_called_at_exit.
9618         * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream the new
9619         flags.
9620         * predict.c (compute_function_frequency): Initialize the new flags.
9622 2010-10-16  Eric Botcazou  <ebotcazou@adacore.com>
9624         * gimplify.c (gimplify_type_sizes) <ARRAY_TYPE>: If the type is to be
9625         ignored for debug info purposes, do not clear the DECL_IGNORED_P flag
9626         on the bounds of its domain.
9627         * tree.h (DECL_IGNORED_P): Document effect on TYPE_DECL specifically.
9629 2010-10-16  Anatoly Sokolov  <aesok@post.ru>
9631         * config/avr/avr.h (PREFERRED_RELOAD_CLASS): Remove.
9632         * config/avr/avr-protos.h (preferred_reload_class): Remove.
9633         * config/avr/avr.c (preferred_reload_class): Remove.
9634         * config/pa/pa.h (PREFERRED_RELOAD_CLASS): Remove.
9635         * config/pa/pa.c (emit_move_sequence): Update comment
9636         * config/arc/arc.h (PREFERRED_RELOAD_CLASS): Remove.
9637         * config/crx/crx.h (PREFERRED_RELOAD_CLASS): Remove.
9638         * config/fr30/fr30.h (PREFERRED_RELOAD_CLASS): Remove.
9639         * config/frv/frv.h (PREFERRED_RELOAD_CLASS): Remove.
9640         * config/h8300/h8300.h (PREFERRED_RELOAD_CLASS): Remove.
9641         * config/lm32/lm32.h (PREFERRED_RELOAD_CLASS): Remove.
9642         * config/m32r/m32r.h (PREFERRED_RELOAD_CLASS): Remove.
9643         * config/moxie/moxie.h (PREFERRED_RELOAD_CLASS): Remove.
9644         * config/picochip/picochip.h (PREFERRED_RELOAD_CLASS): Remove.
9645         * config/rx/rx.h (PREFERRED_RELOAD_CLASS): Remove.
9646         * config/spu/spu.h (PREFERRED_RELOAD_CLASS): Remove.
9647         * config/v850/v850.h (PREFERRED_RELOAD_CLASS): Remove.
9648         * config/vax/vax.h (PREFERRED_RELOAD_CLASS): Remove.
9650 2010-10-16  Joseph Myers  <joseph@codesourcery.com>
9652         * opts.c (set_fast_math_flags,
9653         set_unsafe_math_optimizations_flags): Make static.
9654         * toplev.h (set_fast_math_flags,
9655         set_unsafe_math_optimizations_flags): Remove prototypes.
9657 2010-10-16  Joseph Myers  <joseph@codesourcery.com>
9659         * config/arm/arm.c (arm_option_optimization): Set
9660         flag_section_anchors to 1 not 2.
9661         * config/i386/i386.c (ix86_option_override_internal): Check
9662         global_options_set.x_flag_zee and
9663         global_options_set.x_flag_omit_frame_pointer.
9664         (ix86_option_optimization): Don't set flag_omit_frame_pointer and
9665         flag_zee to 2.
9666         * config/i386/sol2-10.h (SUBTARGET_OVERRIDE_OPTIONS): Check
9667         global_options_set.x_flag_omit_frame_pointer.
9668         * config/rs6000/rs6000.c (rs6000_option_init_struct): Set
9669         opts->x_flag_section_anchors to 1 not 2.
9670         * config/sh/sh.c (sh_option_optimization): Don't set
9671         flag_schedule_insns to 2.
9672         (sh_option_override): Check
9673         global_options_set.x_flag_schedule_insns.
9674         * opts.c (finish_options): Check opts_set->x_flag_section_anchors.
9676 2010-10-16  Kai Tietz  <kai.tietz@onevision.com>
9678         * configure.ac: Make sure inhibit_libc remains false for mingw targets
9679         as cross.
9680         * configure: Regenerated.
9682 2010-10-15  Xinliang David Li  <davidxl@google.com>
9684         * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths): New
9685         function.
9686         (use_pred_not_overlap_with_undef_path_pred): Outline phi arg pruning
9687         into a recursive function.
9689 2010-10-15  Uros Bizjak  <ubizjak@gmail.com>
9691         * config/i386/i386.md (*movdfcc_1_rex64): Correct mode attribute.
9692         (*movdfcc_1): ditto.
9694 2010-10-15  Joseph Myers  <joseph@codesourcery.com>
9696         * target.def (target_option.init_struct): New hook.
9697         * doc/tm.texi.in (TARGET_OPTION_INIT_STRUCT): New @hook.
9698         * doc/tm.texi: Regenerate.
9699         * hooks.c (hook_void_gcc_optionsp): New.
9700         * hooks.h (hook_void_gcc_optionsp): Declare.
9701         * langhooks-def.h (lhd_init_options_struct): Remove.
9702         (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define to hook_void_gcc_optionsp.
9703         * langhooks.c (lhd_init_options_struct): Remove.
9704         * opts.c (init_options_struct): Also call
9705         targetm.target_option.init_struct.
9706         * config/i386/i386.c (ix86_option_init_struct,
9707         TARGET_OPTION_INIT_STRUCT): New.
9708         (ix86_option_optimization): Move some settings to
9709         ix86_option_init_struct.
9710         * config/pdp11/pdp11.c (pdp11_option_init_struct,
9711         TARGET_OPTION_INIT_STRUCT): New.
9712         (pdp11_option_optimization): Move some settings to
9713         pdp11_option_init_struct.
9714         * config/rs6000/rs6000.c (rs6000_option_optimization): Replace by
9715         rs6000_option_init_struct.  Use options structure pointer.
9716         (TARGET_OPTION_OPTIMIZATION): Replace by TARGET_OPTION_INIT_STRUCT.
9717         * config/s390/s390.c (s390_option_init_struct,
9718         TARGET_OPTION_INIT_STRUCT): New.
9719         (s390_option_optimization): Don't set
9720         flag_asynchronous_unwind_tables here.
9721         * config/sh/sh.c (sh_option_init_struct,
9722         TARGET_OPTION_INIT_STRUCT): New.
9723         (sh_option_optimization): Don't set flag_finite_math_only here.
9724         * config/spu/spu.c (spu_option_optimization): Replace by
9725         spu_option_optimization.  Use options structure pointer.
9726         (TARGET_OPTION_OPTIMIZATION): Replace by TARGET_OPTION_INIT_STRUCT.
9728 2010-10-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
9730         * doc/md.texi (Standard Names): Add fma@var{m}4 documentation.
9732         * doc/rtl.texi (RTX_TERNARY): Document FMA is ternary.  Add
9733         SIGN_EXTRACT and ZERO_EXTRACT which were missing.
9734         (Standard names): Document fma.
9736         * doc/cpp.texi (Common Predefined Macros): Document __FP_FAST_FMA,
9737         __FP_FAST_FMAF, __FP_FAST_FMAL.
9739         * builitns.c (expand_builtin_mathfn_ternary): New function for
9740         expanding ternary math functions, like fma.
9741         (expand_builtin): Call it for the fma builtins.
9743         * simplify-rtx.c (simplify_ternary_operation): Don't simplify FMA
9744         ops at present.
9746         * tree-vect-stmts.c (vectorizable_call): Allow 3 argument
9747         vectorizable functions to support vectorizing fma.
9749         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9750         Handle fma builtins.
9752         * config/rs6000/vsx.md (UNSPEC_VSX_MADD): Delete.
9753         (UNSPEC_VSX_MSUB): Ditto.
9754         (UNSPEC_VSX_NMADD): Ditto.
9755         (UNSPEC_VSX_NMSUB): Ditto.
9756         (vsx_fmadd<mode>4*): Rewrite to use FMA rtl in some cases instead
9757         of UNSPEC. Renumber combiner patterns.
9758         (vsx_fmsub<mode>4*): Ditto.
9759         (vsx_fnmadd<mode>4*): Ditto.
9760         (vsx_fnmsub<mode>4*): Ditto.
9762         * config/rs6000/altivec.md (UNSPEC_VNMSUBFP): Delete.
9763         (altivec_vmaddfp): Rewrite to use FMA rtl if no fused
9764         multiply/add.  Rename combiner pattern, and add TARGET_FUSED_MADD test.
9765         (altivec_vmaddfp_1): Ditto.
9766         (altivec_vmaddfp_2): Ditto.
9767         (atlivec_mulv4sf3): Ditto.
9768         (altivec_vnmsubfp): Ditto.
9769         (altivec_vnmsubfp_1): Ditto.
9770         (altivec_vnmsubfp_2): Ditto.
9771         (altivec_vnmsubfp_3): Delete.
9773         * config/rs6000/rs6000.md (fmasf4): New insns for fma builtin support.
9774         (fmasf4_fpr): Ditto.
9775         (fmssf4_fpr): Ditto.
9776         (fnmasf4_fpr): Ditto.
9777         (fnmssf4_fpr): Ditto.
9778         (fmadf4): Ditto.
9779         (fmadf4_fpr): Ditto.
9780         (fmsdf4_fpr): Ditto.
9781         (fnmadf4_fpr): Ditto.
9782         (fnmsdf4_fpr): Ditto.
9784         * optabs.h (OTI_fma): Add fma optab.
9785         (fma_optab): Ditto.
9787         * genopinit.c (optabs): Set fma optab.
9789         * rtl.def (FMA): Add FMA rtl.
9791         * tree.h (mode_has_fma): New function to return if MODE supports a
9792         fast multiply and add instruction.
9793         * builtins.c (mode_has_fma): Ditto.
9795 2010-10-15  Jan Hubicka  <jh@suse.cz>
9797         * lto-streamer-out.c (write_symbol): Use pointer set of seen
9798         objects instead of bitmap.
9799         (produce_symtab): Likewise; output defined symbols first.
9801 2010-10-15  Jie Zhang  <jie@codesourcery.com>
9803         * doc/invoke.texi: Add -fstrict-volatile-bitfields to
9804         Option Summary and Index.
9806 2010-10-15  Richard Guenther  <rguenther@suse.de>
9808         * tree.c (free_lang_data_in_decl): Clear DECL_INITIAL
9809         for automatic variables again.
9811 2010-10-15  Joseph Myers  <joseph@codesourcery.com>
9813         * doc/extend.texi (Variable Length): Don't refer to VLAs not
9814         conforming to C99.
9816 2010-10-15  Joseph Myers  <joseph@codesourcery.com>
9818         * config/rx/rx.c (rx_option_optimization): Change to
9819         rx_override_options_after_change.  Don't change
9820         flag_lto_compression_level.  Don't check for changes to whether
9821         FPU instructions can be used.  Check and set only
9822         flag_finite_math_only, not other fast-math flags.
9823         (rx_option_override): Call rx_override_options_after_change.
9824         (TARGET_OPTION_OPTIMIZATION): Remove.
9825         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
9827 2010-10-15  Joseph Myers  <joseph@codesourcery.com>
9829         * config/rs6000/rs6000.c (rs6000_option_optimization): Don't
9830         disable section anchors for lang_hooks.name[4] != 'O'.
9832 2010-10-15  Joseph Myers  <joseph@codesourcery.com>
9834         * config/frv/frv.c (frv_option_optimization,
9835         TARGET_OPTION_OPTIMIZATION): Remove.
9836         * config/frv/frv.h (RCSP_SOFTWARE_PIPELINING): Remove.
9838 2010-10-15  Michael Matz  <matz@suse.de>
9840         * cgraphunit.c (clone_of_p): Define unconditionally.
9842 2010-10-15  Richard Guenther  <rguenther@suse.de>
9844         PR lto/45957
9845         * tree.c (free_lang_data_in_decl): Do not clear DECL_INITIAL of vars.
9847 2010-10-15  Chung-Lin Tang  <cltang@codesourcery.com>
9849         * ifcvt.c (find_active_insn_before): New function.
9850         (find_active_insn_after): New function.
9851         (cond_exec_process_if_block): Use new functions to replace
9852         prev_active_insn() and next_active_insn().
9854 2010-10-14  Yao Qi  <yao@codesourcery.com>
9856         PR target/45447
9857         * config/arm/arm.c (arm_build_builtin_va_list): Assign
9858         va_list_name to TYPE_STUB_DECL (va_list_type).
9860 2010-10-14  Jan Hubicka  <jh@suse.cz>
9862         PR middle-end/45621
9863         * cgraph.c (cgraph_update_edges_for_call_stmt_node): When new call is
9864         redirected to clone, be happy.
9865         * cgraph.h (cgraph node): Enable former_clone_of unconditinally.
9866         * cgraphunit.c (verify_cgraph_node, cgraph_materialize_clone): Handle
9867         former_clone_of unconditionally.
9869 2010-10-14  Iain Sandoe  <iains@gcc.gnu.org>
9871         Merge from FSF apple 'trunk' branch.
9872         2006 Fariborz Jahanian  <fjahanian@apple.com>
9874         Radars 4436866, 4505126, 4506903, 4517826
9875         * c-parser.c (c_parser, objc_property_attr_context) New flag.
9876         (c_lex_one_token): Handle property attributes.
9877         (c_parser_external_declaration): Handle @property.
9878         (c_parser_declaration_or_fndef): Warn on invalid attributes before
9879         @alias, @class, @end and @property objc keywords.
9880         (c_parser_objc_methodprotolist): Handle @property.
9881         (c_parser_objc_property_attrlist): New.
9882         (c_parser_objc_at_property): New.
9883         * c-typeck.c (build_component_ref): Handle CLASS.property syntax.
9884         (build_modify_expr): Likewise.
9886 2010-10-14  Jakub Jelinek  <jakub@redhat.com>
9888         PR tree-optimization/46008
9889         * tree-if-conv.c (predicate_bbs): Try to canonicalize c2 if possible.
9891 2010-10-14  Richard Guenther  <rguenther@suse.de>
9893         PR tree-optimization/44913
9894         * tree-data-ref.c (disjoint_objects_p): Remove.
9895         (dr_may_alias_p): Simplify.  Only hand the base object to
9896         the alias-oracle.
9897         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9898         some more trees, bail out instead of asserting.
9899         (ptr_derefs_may_alias_p): Likewise.  Export.
9900         (refs_may_alias_p_1): Handle STRING_CSTs.
9901         * tree-ssa-alias.h (ptr_derefs_may_alias_p): Declare.
9903 2010-10-14  Joseph Myers  <joseph@codesourcery.com>
9905         PR c/45969
9906         * c-typeck.c (build_binary_op): Don't try to compute a semantic
9907         type with excess precision for boolean operations.
9909 2010-10-14  Jeremie Salvucci  <jeremie.salvucci@free.fr>
9910             Basile Starynkevitch  <basile@starynkevitch.net>
9912         * gengtype.c:  Include getopt.h and version.h.
9914         (lang_bitmap, struct outf, outf_p)
9915         (get_output_file_with_visibility, oprintf): Definitions moved to
9916         gengtype.h
9917         (output_files, header_file, srcdir, srcdir_len, this_file)
9918         (do_dump): No more static variables.
9919         (do_debug): New.
9920         (dbgprint_count_type_at): Added new function.
9921         (gengtype_long_options): New.
9922         (print_usage, print_version, parse_program_options): New.
9923         (main): Call parse_program_options, and removed old option
9924         handling code.  Added some debug output.
9926         * gengtype.h:  Updated copyright year.
9927         (lang_bitmap, struct outf, outf_p, header_file, oprintf)
9928         (get_output_file_with_visibility, srcdir, srcdir_len, do_dump):
9929         Moved from gengtype.c to here.
9930         (do_debug, read_state_filename, write_state_filename): New variables.
9931         (DBGPRINTF, DBGPRINT_COUNT_TYPE): New macros.
9933         * Makefile.in:
9934         (REVISION): Always defined.
9935         (version.o): Removed ifdef REVISION_c.
9936         (s-gtype): Pass arguments to build/gengtype program.
9937         (build/version.o): Added building rule.
9938         (build/gengtype$(build_exeext)): Added build/version.o.
9940 2010-10-14  Iain Sandoe  <iains@gcc.gnu.org>
9942         Partial merge of 'ObjC GC' from FSF apple 'trunk' branch.
9943         * config/darwin-c.c (darwin_cpp_builtins): Define __weak and
9944         __strong macros.
9946 2010-10-14  Eric Botcazou  <ebotcazou@adacore.com>
9948         * sched-deps.c (sched_insn_is_legitimate_for_speculation): Invoke
9949         may_trap_or_fault_p instead of may_trap_p predicate.
9950         * tree.c (substitute_in_expr): Propagate the TREE_THIS_NOTRAP flag.
9951         (substitute_placeholder_in_expr): Likewise.
9952         * tree-inline.c (remap_gimple_op_r): Propagate the TREE_THIS_NOTRAP
9953         flag on MEM_REF nodes.
9954         (copy_tree_body_r): Propagate the TREE_READONLY and TREE_THIS_NOTRAP
9955         flags on INDIRECT_REF nodes.
9957 2010-10-14  Nathan Froyd  <froydnj@codesourcery.com>
9959         * config.gcc (arm*-*-linux-*eabi) <tm_file>: Add bpabi.h from libgcc.
9960         (arm*-*-uclinux*eabi) <tm_file>: Likewise.
9961         (arm*-*-eabi*) <tm_file>: Likewise.
9962         (frv-*-elf) <tm_file>: Add frv-abi.h from libgcc.
9963         (frv-*-*linux*) <tm_file>: Likewise.
9964         * config/arm/bpabi.h: Delete DECLARE_LIBRARY_RENAMES stanzas
9965         and associated helper macros.
9966         * config/frv/frv-abi.h: Delete.
9968 2010-10-14  Richard Guenther  <rguenther@suse.de>
9970         PR lto/44561
9971         * tree.def (NULLPTR_TYPE): New tree code.
9972         * dbxout.c (dbxout_type): Handle NULLPTR_TYPE.
9973         * dwarf2out.c (is_base_type): Likewise.
9974         (gen_type_die_with_usage): Likewise.
9975         * sdbout.c (plain_type_1): Likewise.
9976         * tree.c (build_int_cst_wide): Likewise.
9977         * gimple.c (gimple_types_compatible_p_1): NULLPTR_TYPE types are equal.
9979 2010-10-14  Joseph Myers  <joseph@codesourcery.com>
9981         * params.c (params_finished): New.
9982         (add_params): Assert !params_finished.
9983         (finish_params): New.
9984         (set_param_value_internal): Take params and params_set
9985         parameters.  Assert params_finished.
9986         (set_param_value, maybe_set_param_value): Take params and
9987         params_set parameters.  Update calls to set_param_value_internal.
9988         (set_default_param_value): Assert !params_finished.  Don't use
9989         set_param_value_internal.
9990         (default_param_value, init_param_values): New.
9991         * params.h (struct param_info): Change value to default_value.
9992         Remove set.
9993         (set_param_value, maybe_set_param_value): Add params and
9994         params_set parameters.
9995         (PARAM_VALUE): Get parameters from global_options.
9996         (PARAM_SET_P): Remove.
9997         (finish_params, default_param_value, init_param_values): New.
9998         * common.opt (param_values): New Variable.
9999         * config/arm/arm.c (arm_option_override): Pass extra arguments to
10000         maybe_set_param_value.
10001         * config/i386/i386.c (ix86_option_override_internal): Pass extra
10002         arguments to maybe_set_param_value.
10003         * config/picochip/picochip.c (picochip_option_override): Pass
10004         extra arguments to maybe_set_param_value.
10005         * config/rs6000/rs6000.c (rs6000_option_override_internal): Pass
10006         extra arguments to maybe_set_param_value.
10007         * config/s390/s390.c (s390_option_override): Use
10008         maybe_set_param_value instead of set_param_value.  Pass extra
10009         arguments to maybe_set_param_value.
10010         * config/sparc/sparc.c (sparc_option_override): Pass extra
10011         arguments to maybe_set_param_value.
10012         * config/spu/spu.c (spu_option_override): Pass extra arguments to
10013         maybe_set_param_value.
10014         * opts.c (handle_param): Take opts and opts_set parameters.
10015         Update call to set_param_value.
10016         (initial_min_crossjump_insns, initial_max_fields_for_field_sensitive,
10017         initial_loop_invariant_max_bbs_in_loop): Remove.
10018         (init_options_once): Don't set them.
10019         (init_options_struct): Initialize parameters structures.
10020         (default_options_optimization): Use default_param_value when
10021         restoring defaults.  Update calls to maybe_set_param_value.
10022         (finish_options): Update calls to maybe_set_param_value.
10023         (common_handle_option): Update calls to handle_param and
10024         set_param_value.
10025         * toplev.c (DEFPARAM): Update definition for changes to param_info.
10026         (general_init): Call finish_params.
10028 2010-10-14  Nick Clifton  <nickc@redhat.com>
10030         * config/mn10300/mn10300.h (CONSTANT_ALIGNMENT): Define.
10031         (DATA_ALIGNMENT, LOCAL_ALIGNMENT): Define.
10032         (FIRST_PSEUDO_REGISTER): Increase by one.
10033         (FIXED_REGISTERS, CALL_USED_REGISTERS): Update with CC_REG.
10034         (HARD_REGNO_MODE_OK): Call mn10300_hard_regno_mode_ok.
10035         (MODES_TIEABLE): Call mn10300_modes_tieable.
10036         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Add CC_REGS.
10037         (LEGITIMATE_CONSTANT_P): Call mn10300_legitimate_constant_p.
10038         (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY, NOTICE_UPDATE_CC)
10039         (SELECT_CC_MODE, REVERSIBLE_CC_MODE): Delete.
10040         (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Add CC register.
10041         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
10042         (mn10300_cc_status_mdep): Delete.
10043         (CC_STATUS_MDEP, CC_STATUS_MDEP_INIT): Delete.
10044         * config/mn10300/mn10300 (mn10300_option_override): Stop disabling
10045         the combine-stack-adjust pass.
10046         (print_operand): Use the mode of the comparison operation to
10047         select the comparison suffix.
10048         (notice_update_cc): Delete.
10049         (mn10300_secondary_reload_class): Remove test for stack pointer
10050         based arithmetic.
10051         (output_tst): Rename to mn10300_output_cmp.
10052         (impossible_plus_operand): Move into predicates.md.
10053         (mn10300_legitimize_address): Make static.
10054         (mn10300_legitimate_address_p): Make static.  Only allow SI sized
10055         constant pic operands.
10056         (mn10300_legitimate_constant_p): New function.
10057         (mn10300_case_values_threshold): Make static.
10058         (mn10300_hard_regno_mode_ok): New function.
10059         (mn10300_modes_tieable): New function.
10060         (mn10300_select_cc_mode): New function.
10061         * config/mn10300/predicates.md (impossible_plus_operand): Define.
10062         * config/mn10300/mn10300-protos.h: Tidy.
10063         (mn10300_legitimate_constant_p, mn10300_modes_tieable)
10064         (mn10300_hard_regno_mode_ok, mn10300_select_cc_mode): Prototype.
10065         * config/mn10300/mn10300.md (cc attribute): Delete.  Replace
10066         with clobbers or sets of CC_REG.
10067         (CC_REG): Define.
10068         (mov*): Remove use of CLR instruction.
10069         (cbranch_si4_<code>): New pattern/split.
10070         (integer_conditional_branch): New pattern.
10071         (cbranch_sf4_<code>): New pattern/split.
10072         (float_conditional_branch): New pattern.
10073         (casesi): Use addsi3 pattern instead of movsi pattern to add and
10074         move a value at the same time.
10075         (cc0 peepholes): Remove.
10077 2010-10-14  Andrey Belevantsev  <abel@ispras.ru>
10079         * sel-sched-ir.c (init_global_and_expr_for_insn): Set CANT_MOVE
10080         on RTX_FRAME_RELATED_P insns and the insn to which
10081         NOTE_INSN_EPILOGUE_BEG is attached.
10082         * sched-vis.c (print_value): Allow NULL value.
10084 2010-10-14  Andrey Belevantsev  <abel@ispras.ru>
10086         PR rtl-optimization/45570
10087         * sel-sched-ir.c (cfg_preds_1): When walking out of the region,
10088         assert that we are pipelining outer loops.  Allow returning
10089         zero predecessors.
10091 2010-10-14  Andrey Belevantsev  <abel@ispras.ru>
10093         * sel-sched-ir.c (maybe_tidy_empty_bb): Simplify comment.
10094         (tidy_control_flow): Tidy vertical space.
10095         (sel_remove_bb): New variable idx.  Use it to remember the basic
10096         block index before deleting the block.
10097         (sel_remove_empty_bb): Remove dead code, simplify and insert to ...
10098         (sel_merge_blocks): ... here.
10099         * sel-sched-ir.h (sel_remove_empty_bb): Remove prototype.
10101 2010-10-14  Jakub Jelinek  <jakub@redhat.com>
10103         * cse.c (is_dead_reg): Change into inline function that is not
10104         called through for_each_rtx.
10105         (set_live_p): Adjust caller.
10106         (insn_live_p): Don't reset DEBUG_INSNs here.
10107         (struct dead_debug_insn_data): New data.
10108         (count_stores, is_dead_debug_insn, replace_dead_reg): New functions.
10109         (delete_trivially_dead_insns): If there is just one setter for the
10110         dead reg that is referenced by some DEBUG_INSNs, create a DEBUG_EXPR
10111         and add DEBUG_INSN for it right before the removed setter and
10112         use the DEBUG_EXPR instead of the dead pseudo.
10114 2010-10-14  Zdenek Dvorak  <rakdver@kam.uniff.cz>
10116         * et-forest.c (et_nca): Return NULL immediately when
10117         the dominance forest has disjoint components.
10119 2010-10-13  Vladimir Makarov  <vmakarov@redhat.com>
10121         * ira.c (setup_class_hard_regs): Fix typo in indexing
10122         ira_non_ordered_class_hard_regs and ira_class_hard_reg_index.
10124 2010-10-14  Tijs Wiebe Lefering  <twlevo@gmail.com>
10126         * graph.c (inbb): New variable.
10127         (start_bb): Set inbb to 1 if output is inside of a building block.
10128         (end_bb): Check if output is inside of a building block.
10130 2010-10-13  Eric Botcazou  <ebotcazou@adacore.com>
10132         PR rtl-optimization/45912
10133         * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Test the
10134         regno of registers instead of their index to compute the alignment.
10136 2010-10-13  H.J. Lu  <hongjiu.lu@intel.com>
10138         * config/i386/i386.c (ix86_build_const_vector): Check vector
10139         mode instead of scalar mode.
10140         (ix86_build_signbit_mask): Likewise.
10141         (ix86_expand_fp_absneg_operator): Updated.
10142         (ix86_expand_copysign): Likewise.
10143         (ix86_expand_int_vcond): Likewise.
10144         (ix86_emit_swdivsf): Likewise.
10145         (ix86_sse_copysign_to_positive): Likewise.
10146         (ix86_expand_sse_fabs): Likewise.
10147         * config/i386/i386.md (fixuns_trunc<mode>si2): Likewise.
10148         * config/i386/sse.md (copysign<mode>3): Likewise.
10149         (sse2_cvtudq2ps): Likewise.
10150         (vec_unpacku_float_hi_v4si): Likewise.
10151         (vec_unpacku_float_lo_v4si): Likewise.
10153         * config/i386/i386.c (ix86_builtins): Add
10154         IX86_BUILTIN_CPYSGNPS256 and IX86_BUILTIN_CPYSGNPD256.
10155         (bdesc_args): Likewise.
10156         (ix86_builtin_vectorized_function): Support
10157         IX86_BUILTIN_CPYSGNPS256, IX86_BUILTIN_CPYSGNPD256,
10158         IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS_NR256,
10159         and IX86_BUILTIN_CVTPS2DQ256.
10160         (ix86_builtin_reciprocal): Support IX86_BUILTIN_SQRTPS_NR256.
10162         * config/i386/sse.md (STORENT_MODE): New.
10163         (VEC_FLOAT_MODE): Likewise.
10164         (VEC_EXTRACT_MODE): Likewise.
10165         (*avx_cvtdq2pd256_2): Likewise.
10166         (vec_pack_trunc_v4df): Likewise.
10167         (vec_interleave_highv8sf): Likewise.
10168         (vec_interleave_lowv8sf): Likewise.
10169         (storent<mode>): Macroized.
10170         (<code><mode>2: absneg): Likewise.
10171         (copysign<mode>3): Likewise.
10172         (vec_extract<mode>): Likewise.
10174         PR target/44180
10175         * config/i386/i386.c (expand_vec_perm_even_odd_1): Rewritten
10176         for V8SFmode.
10178 2010-10-13  Richard Guenther  <rguenther@suse.de>
10179             H.J. Lu  <hongjiu.lu@intel.com>
10181         * config/i386/sse.md (reduc_splus_v8sf): Add.
10182         (reduc_splus_v4df): Likewise.
10183         (vec_unpacks_hi_v8sf): Likewise.
10184         (vec_unpacks_lo_v8sf): Likewise.
10185         (*avx_cvtps2pd256_2): Likewise.
10186         (vec_unpacks_float_hi_v8si): Likewise.
10187         (vec_unpacks_float_lo_v8si): Likewise.
10188         (vec_interleave_highv4df): Likewise.
10189         (vec_interleave_lowv4df): Likewise.
10191 2010-10-13  Richard Guenther  <rguenther@suse.de>
10193         PR objc/45878
10194         * gimple-fold.c (gimple_fold_obj_type_ref): Leave OBJ_TYPE_REFs
10195         alone if there are no virtual methods.
10197 2010-10-13  Richard Henderson  <rth@redhat.com>
10199         * expr.c (build_personality_function): Take parameter LANG instead
10200         of parameter NAME.  Build the name based on the lang prefix and the
10201         unwind method in use.
10202         * tree.c (lhd_gcc_personality): Update call to
10203         build_personality_function.
10205 2010-10-13  Richard Guenther  <rguenther@suse.de>
10207         PR objc/45878
10208         * tree-ssa-ccpc (ccp_fold_stmt): Use gimple_fold_obj_type_ref.
10210 2010-10-13  Eric Botcazou  <ebotcazou@adacore.com>
10212         * cse.c (cse_insn): Fix thinko in the canonicalization of USE insns.
10213         Canonicalize input operands of ASM_OPERANDS insns.
10215 2010-10-13  Richard Guenther  <rguenther@suse.de>
10217         PR tree-optimization/45788
10218         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Delay
10219         EH update until fixup-cfg.
10221 2010-10-13  Julian Brown  <julian@codesourcery.com>
10223         * config/arm/arm.h (REG_CLASS_CONTENTS): Remove soft frame pointer
10224         from CORE_REGS and GENERAL_REGS classes.
10225         * config/arm/arm.md (*thumb1_movsi_insn): Ignore all parts of
10226         final constraint for register preferencing.
10228 2010-10-13  Richard Guenther  <rguenther@suse.de>
10230         PR tree-optimization/45970
10231         * tree-ssa-alias.h (stmt_kills_ref_p): Declare.
10232         * tree-ssa-alias.c (stmt_kills_ref_p_1): New function.
10233         (stmt_kills_ref_p): Likewise.
10234         * tree-ssa-dse.c (dse_optimize_stmt): Use it.
10236 2010-10-13  Richard Guenther  <rguenther@suse.de>
10238         PR tree-optimization/45982
10239         * tree-ssa-structalias.c (make_constraints_to): New function.
10240         (make_constraint_to): Implement in terms of make_constraints_to.
10241         (find_func_aliases): Properly make return values of pure/const
10242         functions escape if they assign to sth that is not a pointer.
10244 2010-10-13  Richard Guenther  <rguenther@suse.de>
10246         PR middle-end/45874
10247         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee):
10248         Fixup the CFG when EH was fixed up.
10250 2010-10-13  Ira Rosen  <irar@il.ibm.com>
10252         * tree-vect-slp.c (vect_get_constant_vectors): Fix comment.
10253         Use operand's type for POINTER_PLUS_EXPR.
10255 2010-10-13  Alexandre Oliva  <aoliva@redhat.com>
10257         * c-parser.c (c_parser_for_statement): Initialize incr.
10259 2010-10-12  Xinliang David Li  <davidxl@google.com>
10261         PR tree-optimization/45972
10262         * tree-ssa-uninit.c (compute_uninit_opnds_pos): Skip phis
10263         with too many arguments.
10265 2010-10-12  Jakub Jelinek  <jakub@redhat.com>
10267         PR fortran/45636
10268         * tree-ssa-forwprop.c: Include expr.h.
10269         (constant_pointer_difference, simplify_builtin_call): New functions.
10270         (tree_ssa_forward_propagate_single_use_vars): Call
10271         simplify_builtin_call on builtin calls.
10273 2010-10-12  Eric Botcazou  <ebotcazou@adacore.com>
10275         * config/sparc/sparc.md (*adddi3_insn_sp32): Rename.
10276         (*adddi3_extend_sp32): Likewise.
10277         (*subdi3_insn_sp32): Likewise.
10278         (*subdi3_extend_sp32): Likewise.
10279         (*negdi2_sp32): Use negative test for consistency.
10281 2010-10-12  Nathan Froyd  <froydnj@codesourcery.com>
10283         * libgcc2.h: Use __SIZEOF_DOUBLE__ instead of LIBGCC2_DOUBLE_TYPE_SIZE.
10284         (LIBGCC2_DOUBLE_TYPE_SIZE): Delete.
10285         * config/fixed-bit.h: Likewise.
10286         * config/rx/rx.h (LIBGCC2_DOUBLE_TYPE_SIZE): Delete.
10287         * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Delete.
10288         * system.h (LIBGCC2_DOUBLE_TYPE_SIZE): Poison.
10289         * doc/tm.texi.in (LIBGCC2_HAS_DF_MODE): Use DOUBLE_TYPE_SIZE.
10290         (DF_SIZE): Likewise.
10291         * doc/tm.texi: Regenerate.
10293 2010-10-12  Nathan Froyd  <froydnj@codesourcery.com>
10295         * config/rs6000/predicates.md (scc_rev_comparison_operator): New.
10296         * config/rs6000/rs6000.md (*isel_reversed_signed_<mode>): New.
10297         (*isel_reversed_unsigned_<mode>): New.
10298         * config/rs6000/rs6000.c (output_isel): Accept GE/GEU/LE/LEU/NE
10299         as valid comparisons and adjust operands and output appropriately.
10300         (rs6000_rtx_costs) <CONST_INT>: Accept NE as a cost-0 outer_code.
10302 2010-10-12  Chung-Lin Tang  <cltang@codesourcery.com>
10304         * config/arm/arm.h (ARM_EXPAND_ALIGNMENT): Rename from
10305         DATA_ALIGNMENT and add COND parameter. Update comments above.
10306         (DATA_ALIGNMENT): Use ARM_EXPAND_ALIGNMENT, with !optimize_size.
10307         (LOCAL_ALIGNMENT): Use ARM_EXPAND_ALIGNMENT, with !flag_conserve_stack.
10309 2010-10-12  H.J. Lu  <hongjiu.lu@intel.com>
10311         PR bootstrap/45958
10312         * exec-tool.in: Support '-plugin' as the second option to the linker.
10314 2010-10-12  Richard Henderson  <rth@redhat.com>
10316         PR middle-end/45962
10317         * cfgexpand.c (add_stack_var): Ensure every variable has 1 byte.
10318         (expand_stack_vars): Assert large base allocated when used.
10320 2010-10-12  Richard Guenther  <rguenther@suse.de>
10322         * tree-ssa-structalias.c (get_constraint_for_1): Constants
10323         only point to nonlocal, not anything.
10325 2010-10-11  Hariharan Sandanagobalane  <hariharan@picochip.com>
10327         * config/picochip/picochip.c (TARGET_EXCEPT_UNWIND_INFO): Use sjlj
10328         unwind info for exceptions.
10330 2010-10-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10332         PR testsuite/45851
10333         * doc/sourcebuild.texi (LTO Testing, dg-extra-ld-options):
10334         Document optional target selector.
10336 2010-10-12  Joseph Myers  <joseph@codesourcery.com>
10338         * flag-types.h: New.
10339         * Makefile.in (TH_H): Include $(OPTIONS_H) instead of $(FLAGS_H).
10340         (FLAGS_H): Include flag-types.h.  Include $(OPTIONS_H) instead of
10341         options.h.
10342         (OPTIONS_H): Define.
10343         (c-family/c-opts.o, lto-opts.o, opts.o): Use $(OPTIONS_H) instead
10344         of options.h.
10345         * configure.ac (tm_include_list): Include options.h not flags.h.
10346         * configure: Regenerate.
10347         * flags.h: Include flag-types.h.  Include options.h at top of file
10348         again.
10349         (enum debug_info_type, enum debug_info_level, enum
10350         debug_info_usage, enum symbol_visibility, struct visibility_flags,
10351         enum ira_algorithm, enum ira_region, enum excess_precision, enum
10352         graph_dump_types, enum stack_check_type,
10353         enum warn_strict_overflow_code): Move to flag-types.h
10354         * opth-gen.awk: Include flag-types.h in options.h.
10356 2010-10-12  Jakub Jelinek  <jakub@redhat.com>
10358         * expr.c (store_expr): Share code for STRING_CST and
10359         MEM_REF of &STRING_CST cases.  Don't require BLKmode, instead
10360         check if target is a MEM.
10362         * rtl.h: Include hashtab.h.
10363         (iterative_hash_rtx): New prototype.
10364         * rtl.c (iterative_hash_rtx): New function.
10365         * dwarf2out.c (dw_loc_list_node): Add hash and emitted fields.
10366         (output_loc_list): Return immediately if emitted is set, set it.
10367         (hash_loc_operands, hash_locs, hash_loc_list,
10368         compare_loc_operands, compare_locs, loc_list_hash, loc_list_eq,
10369         optimize_location_lists_1, optimize_location_lists): New function.
10370         (dwarf2out_finish): Call optimize_location_lists.
10371         * Makefile.in (RTL_BASE_H): Depend on $(HASHTAB_H).
10373 2010-10-12  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10375         PR testsuite/45974
10376         Revert:
10377         * Makefile.in ($(lang_checks_parallel))
10378         ($(lang_checks_parallelized)): Use single quotes for
10379         $(RUNTESTFLAGS), to allow passing quoted content.
10381 2010-10-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10383         * config/pa/linux-atomic.c (__sync_val_compare_and_swap_4): Return
10384         actual_oldval.  Use __builtin_expect.
10385         (SUBWORD_VAL_CAS): Likewise.
10387 2010-10-11  Nathan Froyd  <froydnj@codesourcery.com>
10389         * recog.c (nonmemory_operand): Call immediate_operand for
10390         CONSTANT_P operands.
10392 2010-10-11  Uros Bizjak  <ubizjak@gmail.com>
10394         * config/i386/i386.md (movmem<mode>): Macroize expander from
10395         movmem{si,di} using SWI48 mode iterator.
10396         (*strmovsi_1): Macroize insn pattern from *strmovsi_1 and
10397         *strmovsi_rex_1 using P mode iterator.
10398         (*strmovhi_1): Ditto from *strmovhi_1 and *strmovhi_rex_1.
10399         (*strmovqi_1): Ditto from *strmovqi_1 and *strmovqi_rex_1.
10400         (*rep_movsi): Ditto from *rep_movsi and *rep_movsi_rex64.
10401         (*rep_movqi): Ditto from *rep_movqi and *rep_movqi_rex64.
10402         (setmem<mode>): Macroize expander from setmem{si,di} using
10403         SWI48 mode iterator.
10404         (*strsetsi_1): Macroize insn pattern from *strsetsi_1 and
10405         *strsetsi_rex_1 using P mode iterator.
10406         (*strsethi_1): Ditto from *strsethi_1 and *strsethi_rex_1.
10407         (*strsetqi_1): Ditto from *strsetqi_1 and *strsetqi_rex_1.
10408         (*rep_stossi): Ditto from *rep_stossi and *rep_stossi_rex64.
10409         (*rep_stosqi): Ditto from *rep_stosqi and *rep_stosqi_rex64.
10410         (*cmpstrnqi_nz_1): Ditto from *cmpstrnqi_nz_1 and *cmpstrnqi_nz_rex_1.
10411         (*cmpstrnqi_1): Ditto from *cmpstrnqi_1 and *cmpstrnqi_rex_1.
10412         (strlen<mode>): Macroize expander from strlen{si,di} using SWI48x
10413         mode iterator.
10414         (*strlenqi_1): Macroize insn pattern from *strlenqi_1 and
10415         *strlenqi_rex_1 using P mode iterator.
10417 2010-10-11  Bernd Schmidt  <bernds@codesourcery.com>
10419         PR bootstrap/45445
10420         * ira-lives.c (mark_pseudo_reg_live, mark_pseudo_reg_dead): New
10421         static functions.
10422         (mark_ref_live, mark_ref_dead): Use them.
10423         (make_pseudo_conflict): New arg ORIG_DREG.  All callers changed.
10424         Save the original reg, and use the new functions.
10425         (check_and_make_def_use_conflict): New arg ORIG_DREG.  All callers
10426         changed.
10427         (check_and_make_def_conflict): Save the original reg.
10429 2010-10-11  Martin Jambor  <mjambor@suse.cz>
10431         PR middle-end/45699
10432         * gimple-fold.c (gimple_fold_obj_type_ref_known_binfo): Choose among
10433         thunks.
10435 2010-10-11  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10437         * Makefile.in ($(lang_checks_parallel))
10438         ($(lang_checks_parallelized)): Use single quotes for
10439         $(RUNTESTFLAGS), to allow passing quoted content.
10441         PR bootstrap/35855
10442         * opt-functions.awk (BEGIN): New section.
10443         (lower, upper, digit, alnum): New variables.
10444         (static_var, opt_sanitized_name): Use alnum instead of character
10445         classes, for non-C locale.
10446         * optc-gen.awk: Likewise.
10447         * opth-gen.awk: Likewise.
10449 2010-10-11  Anatoly Sokolov  <aesok@post.ru>
10451         * target.def (preferred_reload_class): New hook.
10452         * doc/tm.texi.in (TARGET_PREFERRED_RELOAD_CLASS): Document.
10453         * doc/tm.texi: Regenerate.
10454         * targhooks.c (default_preferred_reload_class): New function.
10455         * targhooks.h (default_preferred_reload_class): Declare.
10456         * reload.c (find_dummy_reload): Change preferred_class variable type
10457         from enum reg_class to reg_class_t. Use TARGET_PREFERRED_RELOAD_CLASS
10458         target hook.
10459         (find_reloads): Change goal_alternative array type from int to
10460         reg_class_t. Use TARGET_PREFERRED_RELOAD_CLASS target hook.
10461         (push_reload, find_reloads_address_part): Use
10462         TARGET_PREFERRED_RELOAD_CLASS target hook.
10463         * reload1.c (emit_input_reload_insns): Ditto.
10464         * ira-costs.c (copy_cost): Use TARGET_PREFERRED_RELOAD_CLASS target
10465         hook. Change rclass argument and secondary_class variable types from
10466         'enum reg_class' to reg_class_t.
10468         * config/i386/i386.h (PREFERRED_RELOAD_CLASS): Remove.
10469         * config/i386/i386-protos (ix86_preferred_reload_class): Remove.
10470         * config/i386/i386.c (ix86_preferred_reload_class): Make static.
10471         Change regclass argument and result types from enum reg_class to
10472         reg_class_t.
10473         (TARGET_PREFERRED_RELOAD_CLASS): Define.
10475 2010-10-11  Eric Botcazou  <ebotcazou@adacore.com>
10477         * simplify-rtx.c (simplify_unary_operation_1): Use unsigned arithmetics
10478         in masking operations.
10479         (simplify_const_unary_operation): Likewise.
10480         (simplify_binary_operation_1): Likewise.
10481         (simplify_const_binary_operation): Likewise.
10482         (simplify_const_relational_operation): Likewise.
10483         (simplify_ternary_operation): Likewise.
10484         (simplify_immed_subreg): Likewise.
10486 2010-10-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10488         PR middle-end/45862
10489         * doc/tm.texi.in (SUPPORTS_WEAK): Update.
10490         (TARGET_SUPPORTS_WEAK): New.
10491         * doc/tm.texi: Regenerate.
10492         * defaults.h (SUPPORTS_WEAK): Update comment.
10493         (TARGET_SUPPORTS_WEAK): New.
10494         * dwarf2asm.c (USE_LINKONCE_INDIRECT): Update define.
10495         * varasm.c (assemble_external): Use TARGET_SUPPORTS_WEAK instead of
10496         SUPPORTS_WEAK.
10497         (merge_weak, declare_weak, do_assemble_alias, supports_one_only,
10498         make_decl_one_only): Likewise.
10499         * config/pa/som.h (SUPPORTS_WEAK): Rename defines to
10500         TARGET_SUPPORTS_WEAK.
10501         (SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY): Use TARGET_SUPPORTS_WEAK
10502         instead of SUPPORTS_WEAK.
10504 2010-10-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10506         * config/sparc/gmon-sol2.c: Don't include coretypes.h, tm.h.
10508 2010-10-11  Nathan Froyd  <froydnj@codesourcery.com>
10510         * vec.h (VEC_qsort): Define.
10511         * dbxout.c (output_used_types): Use it.
10512         * df-scan.c (df_sort_and_compress_refs): Likewise.
10513         (df_sort_and_compress_mws): Likewise.
10514         * genautomata.c (uniq_sort_alt_states): Likewise.
10515         (evaluate_equiv_classes): Likewise.
10516         (output_trans_table): Likewise.
10517         (output_state): Likewise.
10518         * gimplify.c (compare_case_labels): Likewise.
10519         * graphite-sese-to-poly.c (graphite_sort_dominated_info): Likewise.
10520         * ipa.c (build_cdtor_fns): Likewise.
10521         * lto.c (lto_wpa_write_files): Likewise.
10522         * sel-sched.c (fill_vec_av_set): Likewise.
10523         * tree-predcom.c (determine_roots_comp): Likewise.
10524         * tree-sra.c (sort_and_spliace_var_accesses): Likewise.
10525         (splice_param_accesses): Likewise.
10526         * tree-ssa-live.c (dump_enumerated_decls): Likewise.
10527         * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
10528         (reassociate_bb): Likewise.
10529         * tree-ssa-sccvn.c (sort_scc): Likewise.
10530         * tree-ssa-structalias.c (sort_fieldstack): Likewise.
10532 2010-10-11  Ian Lance Taylor  <iant@google.com>
10534         * tree.h (TREE_THIS_NOTRAP): Use TREE_CHECK5.
10535         * emit-rtl.c (set_mem_attributes_minus_bitpos): Only check
10536         TREE_THIS_NOTRAP when appropriate.
10537         (get_spill_slot_decl): Don't set TREE_THIS_NOTRAP on the new VAR_DECL.
10538         * gimplify.c (gimplify_expr): Copy NOTRAP from INDIRECT_REF to
10539         newly created MEM_REF.
10541 2010-10-11  Hariharan Sandanagobalane  <hariharan@picochip.com>
10543         Nathan Froyds patch to hooks FUNCTION_ARG etc.
10544         * config/picochip/picochip-protos.h (picochip_function_arg): Delete.
10545         (picochip_incoming_function_arg): Delete.
10546         (picochip_arg_advance): Delete.
10547         * config/picochip/picochip.h (FUNCTION_ARG): Delete.
10548         (FUNCTION_INCOMING_ARG): Delete.
10549         (FUNCTION_ARG_ADVANCE): Delete.
10550         * config/picochip/picochip.c (picochip_function_arg): Take a
10551         const_tree and a bool.
10552         (picochip_incoming_function_arg): Likewise.
10553         (picochip_arg_advance): Likewise.
10554         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
10555         (TARGET_FUNCTION_ARG_ADVANCE): Define.
10557 2010-10-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10559         PR middle-end/45955
10560         * ipa.c (build_cdtor): Delete endless loop.
10562 2010-10-07  Andi Kleen  <ak@linux.intel.com>
10564         * Makefile.in (MOSTLYCLEANFILES): Remove cc1*dummy, add
10565         checksum-options.
10566         (checksum-options): Add.
10567         (cc1-dummy): Remove.
10568         (cc1-checksum): Change to run checksum over object files
10569         and options only.
10570         * dummy-checksum.c: Remove.
10571         * genchecksum.c: Update copyright.
10572         (usage): Allow multiple arguments.
10573         (BLOCKSIZE): Add.
10574         (dosum): Change for incremental checksum. Remove C output.
10575         (main): Iterate over all argument files. Add C output.
10577 2010-10-11  Joseph Myers  <joseph@codesourcery.com>
10579         * params.c (set_param_value_internal): New.
10580         (set_param_value): Use set_param_value_internal.
10581         (maybe_set_param_value, set_default_param_value): New.
10582         * params.h (PARAM_VALUE, PARAM_SET_P): Make into rvalues.
10583         (maybe_set_param_value, set_default_param_value): Declare.
10584         * config/arm/arm.c (arm_option_override): Use maybe_set_param_value.
10585         * config/i386/i386.c (ix86_option_override_internal): Use
10586         maybe_set_param_value.
10587         * config/ia64/ia64.c (ia64_option_default_params,
10588         TARGET_OPTION_DEFAULT_PARAMS): New.
10589         (ia64_option_optimization): Move some code to
10590         ia64_option_default_params.
10591         * config/picochip/picochip.c (picochip_option_override): Use
10592         maybe_set_param_value.
10593         * config/rs6000/rs6000.c (rs6000_option_default_params,
10594         TARGET_OPTION_DEFAULT_PARAMS): New.
10595         (rs6000_option_override_internal): Use maybe_set_param_value.
10596         (rs6000_option_optimization): Move some code to
10597         rs6000_option_default_params.
10598         * config/s390/s390.c (s390_option_override): Use maybe_set_param_value.
10599         * config/sh/sh.c (sh_option_default_params,
10600         TARGET_OPTION_DEFAULT_PARAMS): New.
10601         (sh_option_optimization): Move some code to sh_option_default_params.
10602         * config/sparc/sparc.c (sparc_option_override): Use
10603         maybe_set_param_value.
10604         * config/spu/spu.c (spu_option_default_params,
10605         TARGET_OPTION_DEFAULT_PARAMS): New.
10606         (spu_option_optimization): Move some code to spu_option_default_params.
10607         (spu_option_override): Use maybe_set_param_value.
10608         * doc/tm.texi.in (TARGET_OPTION_DEFAULT_PARAMS): New @hook.
10609         * doc/tm.texi: Regenerate.
10610         * ggc-common.c (init_ggc_heuristics): Use set_default_param_value.
10611         * opts.c (init_options_once): Use PARAM_VALUE not direct access to
10612         compiler_params.
10613         (default_options_optimization): Use maybe_set_param_value.
10614         (finish_options): Use maybe_set_param_value.
10615         * target.def (target_option.default_params): New hook.
10616         * toplev.c (general_init): Call targetm.target_option.default_params.
10618 2010-10-11  Ira Rosen  <irar@il.ibm.com>
10620         PR tree-optimization/45902
10621         * tree-vect-slp.c (vect_get_constant_vectors): Use statement's
10622         vector type for constants, unless it's a pointer.
10624 2010-10-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10626         * config/s390/s390.md (*mov<mode>cc): lgoc -> locg and stgoc -> stocg.
10628 2010-10-11  Jakub Jelinek  <jakub@redhat.com>
10630         PR target/45870
10631         * config/i386/i386.c (ix86_delegitimize_tls_address): New function.
10632         (ix86_delegitimize_address): Use it.
10634 2010-10-10  Eric Botcazou  <ebotcazou@adacore.com>
10636         * opt-functions.awk (opt_sanitized_name): Remove gdwarf+ handling.
10638 2010-10-10  Uros Bizjak  <ubizjak@gmail.com>
10640         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Pass pointer
10641         to cum struct in the call to function_arg_advance.
10642         (alpha_function_arg_advance): Mark named as unused.
10644 2010-10-10  Richard Sandiford  <rdsandiford@googlemail.com>
10646         * config/mips/mips.c (mips_handle_option): Make "value" with
10647         ATTRIBUTE_UNUSED.
10649 2010-10-09  Richard Henderson  <rth@redhat.com>
10651         PR rtl-opt/33721
10652         * explow.c (allocate_dynamic_stack_space): Add REQUIRED_ALIGN parm,
10653         remove TARGET parm, convert KNOWN_ALIGN parm to SIZE_ALIGN.  Honor
10654         required_align, tidy the code a bit.  Emit split_stack code in the
10655         right place.  Mark the return value with the alignment properly.
10656         * expr.h (allocate_dynamic_stack_space): Update decl.
10657         * builtins.c (expand_builtin_apply): Update call to
10658         allocate_dynamic_stack_space.
10659         (expand_builtin_alloca): Likewise.  Remove TARGET parameter.
10660         * calls.c (initialize_argument_information): Update call to
10661         allocate_dynamic_stack_space.
10662         (expand_call): Likewise.
10664         * cfgexpand.c (get_decl_align_unit): Don't limit alignment.
10665         Don't update_stack_alignment here.
10666         (alloc_stack_frame_space): Make ALIGN unsigned.
10667         (stack_var_cmp): Sort by alignment too.
10668         (partition_stack_vars): Don't merge large and small alignment vars.
10669         (expand_one_stack_var_at): Add BASE and BASE_ALIGN parameters.
10670         Take care when BASE is not virtual_stack_vars_rtx.
10671         (expand_stack_vars): Allocate dynamic stack space for large
10672         alignment variables.
10673         (expand_one_stack_var): Update all to expand_one_stack_var_at.
10674         (defer_stack_allocation): True for large alignment vars.
10675         (update_stack_alignment): Merge into ...
10676         (expand_one_var): ... here.
10677         (gimple_expand_cfg): Place code from expand_stack_vars.
10679 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
10681         * config/pdp11/pdp11.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
10682         * config/pdp11/pdp11.c (pdp11_function_arg): New function.
10683         (pdp11_function_arg_advance): New function.
10684         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10686 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
10688         * libgcc2.h: Use __SIZEOF_LONG_LONG__ instead of LONG_LONG_TYPE_SIZE.
10689         * libgcc2.c: Likewise.
10691 2010-10-09  Richard Guenther  <rguenther@suse.de>
10693         PR lto/45956
10694         * lto-streamer-in.c (lto_register_var_decl_in_symtab):
10695         Properly check if a decl is an automatic var.
10697 2010-10-09  Richard Guenther  <rguenther@suse.de>
10699         PR lto/45947
10700         * tree.c (free_lang_data_in_cgraph): Properly walk the varpool.
10702 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
10704         * config/mmix/mmix-protos.h (mmix_function_arg): Delete.
10705         * config/mmix/mmix.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
10706         * config/mmix/mmix.c (mmix_function_arg): Rename to...
10707         (mmix_function_arg_1): ...this.  Make static.  Take a const_tree and
10708         bool arguments.
10709         (mmix_function_arg): New function.
10710         (mmix_function_incoming_arg): New function.
10711         (mmix_function_arg_advance): New function.
10712         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_INCOMING_ARG): Define.
10713         (TARGET_FUNCTION_ARG_ADVANCE): Define.
10715 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
10717         * config/vax/vax.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
10718         * config/vax/vax.c (vax_function_arg): New function.
10719         (vax_function_arg_advance): New function.
10720         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10722 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
10724         * config/pa/pa-protos.h (function_arg): Delete.
10725         * config/pa/pa.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
10726         * config/pa/pa.c (function_arg): Rename to...
10727         (pa_function_arg): ...this.  Make static.  Take a const_tree and
10728         a bool.
10729         (pa_function_arg_advance): New function.
10730         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10732 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
10734         * config/m68k/m68k.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
10735         * config/m68k/m68k.c (m68k_function_arg): New function.
10736         (m68k_function_arg_advance): New function.
10737         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10739 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
10741         * config/avr/avr-protos.h (function_arg): Delete.
10742         (function_arg_advance): Delete.
10743         * config/avr/avr.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
10744         * config/avr/avr.c (function_arg): Rename to...
10745         (avr_function_arg): ...this.  Make static.  Take a const_tree and
10746         a bool.
10747         (function_arg_advance): Rename to...
10748         (avr_function_arg_advance): ...this.  Make static.  Take a
10749         const_tree and a bool.
10750         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10752 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
10754         * config/alpha/alpha-protos.h (function_arg): Delete.
10755         * config/alpha/alpha.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
10756         * config/alpha/vms.h (FUNCTION_ARG_ADVANCE): Delete.
10757         * config/alpha/alpha.c (function_arg): Rename to...
10758         (alpha_function_arg): ...this.  Make static.  Take a const_tree and
10759         a bool.  Delete TARGET_ABI_UNICOSMK code.
10760         (alpha_function_arg_advance): New function.
10761         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10763 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
10765         * config/mep/mep-protos.h (mep_function_arg): Delete.
10766         (mep_function_arg_advance): Delete.
10767         * config/mep/mep.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
10768         * config/mep/mep.c (mep_function_arg): Make static.  Take a
10769         const_tree and a bool.
10770         (mep_function_arg_advance): Likewise.
10771         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10773 2010-10-09  Richard Guenther  <rguenther@suse.de>
10775         PR tree-optimization/45945
10776         * tree-ssa.c (execute_update_addresses_taken): Fixup LHS scanning.
10778 2010-10-09  Eric Botcazou  <ebotcazou@adacore.com>
10780         PR tree-optimization/45612
10781         * ipa-split.c (test_nonssa_use): Remove bogus ATTRIBUTE_UNUSED.
10782         Test LABEL_DECLs as well.  Fix formatting issues.
10783         (verify_non_ssa_vars): Return false for a GIMPLE_LABEL statement
10784         whose label is present in NON_SSA_VARS.
10785         (mark_nonssa_use): Remove bogus ATTRIBUTE_UNUSED.  Handle LABEL_DECLs
10786         as well.  Fix formatting issues.
10787         (visit_bb): Fix typos and formatting issue.
10789 2010-10-09  Nathan Froyd  <froydnj@codesourcery.com>
10791         PR tree-optimization/45950
10792         * tree-ssa-sccvn.c (init_vn_nary_op_from_pieces): Consult length
10793         before initializing vno->op.
10795 2010-10-09  Ralf Corsépius  <ralf.corsepius@rtems.org>
10797         * config.gcc (bfin*-rtems*): Add newlib-stdint.h.
10798         * config.gcc (lm32*-rtems*): Add newlib-stdint.h.
10800 2010-10-08  H.J. Lu  <hongjiu.lu@intel.com>
10802         PR target/45913
10803         * config/i386/i386.c (ix86_binary_operator_ok): Support
10804         "andhi/andsi/anddi" as a zero-extending move.
10806 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10808         * builtins.c (fold_call_stmt): Don't copy gimple call arguments
10809         into a temporary array.
10811 2010-10-08  Jakub Jelinek  <jakub@redhat.com>
10813         PR tree-optimization/45903
10814         * simplify-rtx.c (simplify_subreg): Optimize lowpart SUBREG
10815         of {A,L}SHIFTRT of MEM.
10817 2010-10-08  Richard Guenther  <rguenther@suse.de>
10819         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
10820         Re-construct BLOCK_VARS.
10821         (lto_input_ts_block_tree_pointers): Do not stream BLOCK_VARS.
10822         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
10823         * tree.c (free_lang_data_in_block): Remove.
10824         (free_lang_data_in_decl): Do not touch DECL_CONTEXT of non-PARM_DECLs.
10825         Do not touch the BLOCK tree.
10826         * expr.c (expand_expr_real_1): Allow externals.
10828 2010-10-08  Richard Guenther  <rguenther@suse.de>
10830         * lto-streamer-out.c (lto_output_ts_block_tree_pointers):
10831         Do not output BLOCK_SUBBLOCKS.
10832         * lto-streamer-in.c (lto_input_ts_block_tree_pointers):
10833         Reserve exact space needed for BLOCK_NONLOCALIZED_VARS.
10834         Re-construct BLOCK_SUBBLOCKS of parent block.
10835         (lto_input_ts_binfo_tree_pointers): Reserve exact space needed
10836         for BINFO_BASE_ACCESSES.
10838 2010-10-08  Joseph Myers  <joseph@codesourcery.com>
10840         * Makefile.in (TM_H): Include $(FLAGS_H) instead of options.h.
10841         (TREE_H): Include $(FLAGS_H) instead of options.h.
10842         (opts-common.o): Depend on $(FLAGS_H) instead of options.h.
10843         * c-objc-common.h (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define.
10844         * common.opt (flag_complex_method, flag_evaluation_order,
10845         flag_ira_algorithm, flag_ira_region, flag_warn_unused_result): New
10846         Variable declarations.
10847         * configure.ac (tm_include_list): Include flags.h instead of options.h.
10848         * configure: Regenerate.
10849         * flags.h: Condition out contents for target libraries.  Include
10850         options.h at end of file.
10851         (flag_complex_method, flag_ira_algorithm, flag_ira_region,
10852         flag_evaluation_order, flag_warn_unused_result): Remove.
10853         * gcc.c (main): Intialize global_options with global_options_init.
10854         * langhooks-def.h (lhd_init_options_struct): Declare.
10855         (LANG_HOOKS_INIT_OPTIONS_STRUCT): Define.
10856         (LANG_HOOKS_INITIALIZER): Include LANG_HOOKS_INIT_OPTIONS_STRUCT.
10857         * langhooks.c (lhd_init_options_struct): New.
10858         * langhooks.h (struct lang_hooks): Add init_options_struct.
10859         Update comment on init_options.
10860         * optc-gen.awk: Generate initializer for global_options_init, not
10861         global_options.
10862         * opth-gen.awk: Condition out structure declarations for target
10863         libraries.  Declare global_options_init.
10864         * opts-common.c: Include flags.h instead of options.h.
10865         * opts.c (flag_warn_unused_result): Remove.
10866         (read_cmdline_options): Take gcc_options parameters.  Pass them to
10867         read_cmdline_option.
10868         (initial_lang_mask, initial_min_crossjump_insns,
10869         initial_max_fields_for_field_sensitive,
10870         initial_loop_invariant_max_bbs_in_loop): Define at file scope.
10871         (init_options_once): New.  Split out of decode_options.
10872         (init_options_struct): New.  Split out of decode_options.
10873         (decode_cmdline_options_to_array_default_mask): New.
10874         (default_options_optimization): New.  Split out of decode_options.
10875         (decode_options): Move most code to other functions.  Update call
10876         to read_cmdline_options.
10877         (finish_options): New.  Split out of decode_options.
10878         * opts.h (decode_options): Add gcc_options parameters.
10879         (init_options_once, init_options_struct,
10880         decode_cmdline_options_to_array_default_mask): New.
10881         * toplev.c (flag_complex_method, flag_ira_algorithm,
10882         flag_ira_region, flag_evaluation_order): Remove.
10883         (general_init): Use global_options_init for initial flag values
10884         for global_dc.
10885         (toplev_main): Call init_options_once, init_options_struct,
10886         lang_hooks.init_options_struct,
10887         decode_cmdline_options_to_array_default_mask and
10888         lang_hooks.init_option before decode_options.  Update arguments to
10889         decode_options.
10890         * tree.h: Include flags.h instead of options.h.
10892 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10894         * config/rx/rx.c (TARGET_EXCEPT_UNWIND_INFO): Define.
10896 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10898         * config/sparc/sparc-protos.h (function_arg_advance, function-arg):
10899         Delete.
10900         * config/sparc/sparc.h (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Delete.
10901         (FUNCTION_INCOMING_ARG): Delete.
10902         * config/sparc/sparc.c (scan_record_type): Const-ify tree argument.
10903         (function_arg_slotno): Likewise.  Take bool arguments.
10904         (sparc_arg_partial_bytes): Update call to it.
10905         (function_arg): Rename to...
10906         (sparc_function_arg_1): ...this.  Take bool arguments.
10907         (sparc_function_arg, sparc_function_incoming_arg): New functions.
10908         (function_arg_advance): Rename to...
10909         (sparc_function_arg_advance): ...this.  Take bool argument.
10910         (TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG): Define.
10911         (TARGET_FUNCTION_INCOMING_ARG): Define.
10913 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10915         * config/bfin/bfin-protos.h (function_arg, function_arg_advance):
10916         Delete.
10917         * config/bfin/bfin.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
10918         * config/bfin/bfin.c (function_arg_advance): Rename to...
10919         (bfin_function_arg_advance): ...this.  Make static.  Take const_tree
10920         and bool arguments.
10921         (function_arg): Rename to...
10922         (bfin_function_arg): ...this.  Make static.  Take const_tree and bool
10923         arguments.
10924         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10926 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10928         * config/score/score-protos.h (score_function_arg): Delete.
10929         (score_function_arg_advance): Delete.
10930         * config/score/score3.h (score3_function_arg_advance): Take a
10931         const_tree and a bool.
10932         (score3_function_arg): Likewise.
10933         * config/score/score7.h (score7_function_arg_advance): Likewise.
10934         (score7_function_arg): Likewise.
10935         * config/score/score3.c (score3_classify_arg): Likewise.
10936         (score3_function_arg_advance, score3_function_arg): Likewise.
10937         * config/score/score7.c (score7_classify_arg): Likewise.
10938         (score7_function_arg_advance, score7_function_arg): Likewise.
10939         * config/score/score.c (score_function_arg_advance): Likewise.
10940         (score_function_arg): Likewise.  De-const-ify `cum' argument.
10941         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10943 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10945         * config/s390/s390-protos.h (s390_function_arg_advance): Delete.
10946         (s390_function_arg): Delete.
10947         * config/s390/s390.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
10948         * config/s390/s390.c (s390_function_arg_float): Take a const_tree.
10949         (s390_function_arg_integer): Likewise.
10950         (s390_function_arg_advance): Make static.  Take a const_tree and
10951         a bool.
10952         (s390_function_arg): Likewise.
10953         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10955 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10957         * config/spu/spu-protos.h (spu_function_arg): Delete.
10958         * config/spu/spu.h (FUNCTION_ARG): Delete.
10959         (FUNCTION_ARG_ADVANCE): Move code to ...
10960         * config/spu/spu.c (spu_function_arg_advance): New function.
10961         (spu_function_arg): Make static.  Take a const_tree and a bool.
10962         (spu_setup_incoming_varargs): Call spu_function_arg_advance.
10963         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
10965 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10967         * config/rx/rx.c (TARGET_EXCEPT_UNWIND_INFO): Define.
10969 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10971         * tree-ssa-sccvn.c (init_vn_nary_op_from_pieces): New function.
10972         (init_vn_nary_op_from_op): New function.
10973         (init_vn_nary_op_from_stmt): New function.
10974         (vn_nary_op_lookup_1): New function.
10975         (sizeof_vn_nary_op): New function.
10976         (alloc_vn_nary_op_noinit): New function.
10977         (alloc_vn_nary_op): New function.
10978         (vn_nary_op_insert_into): New function.
10979         (vn_nary_op_lookup_pieces): Rewrite to use new helper functions.
10980         (vn_nary_op_lookup): Likewise.
10981         (vn_nary_op_lookup_stmt): Likewise.
10982         (vn_nary_op_insert_pieces): Likewise.
10983         (vn_nary_op_insert): Likewise.
10984         (vn_nary_op_insert_stmt): Likewise.
10985         (copy_nary): Likewise.
10986         (set_value_id_for_result): New function.
10987         (set_hashtable_value_ids): Call it.
10989 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10991         * config/fr30/fr30.c (TARGET_EXCEPT_UNWIND_INFO): Define.
10992         * config/fr30/fr30.md (leave_func): Rewrite without post_inc.
10994 2010-10-08  Nathan Froyd  <froydnj@codesourcery.com>
10996         * config/mcore/mcore.h (INCOMING_RETURN_ADDR_RTX): Define.
10997         * config/mcore/mcore.c (TARGET_EXCEPT_UNWIND_INFO): Define.
10999 2010-10-08  Alexandre Oliva  <aoliva@redhat.com>
11001         PR debug/45656
11002         * cse.c (cse_extended_basic_block): Preserve cc0 info across
11003         debug isnsn.  Skip them when searching for cc0 setter.
11004         (set_live_p): Skip debug insns when searching for cc0 user.
11006 2010-10-08  Alexandre Oliva  <aoliva@redhat.com>
11008         PR debug/45673
11009         PR debug/45604
11010         PR debug/45419
11011         PR debug/45408
11012         * tree-pretty-print.c (dump_generic_node): Explicitly dump the
11013         type of MEM_REFs to INTEGER_CSTs.
11015 2010-10-07  Nathan Froyd  <froydnj@codesourcery.com>
11017         * config/m68hc11/m68hc11.c (m68hc11_print_operand): Call
11018         m68hc11_print_operand_address.
11020 2010-10-07  Nathan Froyd  <froydnj@codesourcery.com>
11022         * builtins.c (rewrite_call_expr): Move code to...
11023         (rewrite_call_expr_valist): ...here.  Call build_call_expr_loc_array.
11024         (rewrite_call_expr_array): New function.
11025         (fold_builtin_sprintf_chk_1): New function.
11026         (fold_builtin_sprintf_chk): Call it.
11027         (gimple_fold_builtin_sprintf_chk): Likewise.
11028         (fold_builtin_snprintf_chk_1): New function.
11029         (fold_builtin_snprintf_chk): Call it.
11030         (gimple_fold_builtin_snprintf_chk): Likewise.
11031         (gimple_rewrite_call_expr): Delete.
11033 2010-10-07  Dave Korn  <dave.korn.cygwin@gmail.com>
11035         * config.host: Update copyright year.
11037 2010-10-07  Dave Korn  <dave.korn.cygwin@gmail.com>
11039         * config.host (host_lto_plugin_soname): New shell variable.
11040         * configure.ac (LTOPLUGINSONAME): Add an AC_DEFINE for the above.
11041         * config.in: Regenerate.
11042         * configure: Regenerate.
11043         * gcc.c (main): Use LTOPLUGINSONAME instead of hard-coding name of
11044         LTO plugin shared library.
11046 2010-10-07  Richard Henderson  <rth@redhat.com>
11048         * target.h (enum unwind_info_type): Move ...
11049         * coretypes.h: ... here.
11051 2010-10-07  Nicola Pero  <nicola.pero@meta-innovation.com>
11053         * doc/objc.texi (Fast enumeration protocol): Mention that
11054         'unsigned int' can also be used instead of 'unsigned long' in
11055         countByEnumeratingWithState:objects:count:.
11057 2010-10-07  Martin Jambor  <mjambor@suse.cz>
11059         * tree-sra.c (struct access): New field grp_assignment_write.
11060         (dump_access): Dump grp_assignment_write.
11061         (build_accesses_from_assign): Set grp_assignment_write.
11062         (sort_and_splice_var_accesses): Aggregate grp_assignment_write.
11063         (mark_read_status): Renamed to mark_rw_status, individual values
11064         renamed too.
11065         (analyze_access_subtree): Changed type of mark_write to
11066         mark_read_status.  Fixed propagating of mark_read and
11067         mark_write.  Changed benefit estimate.  Updated comment.
11069 2010-10-07  Tejas Belagod  <tejas.belagod@arm.com>
11071         PR Tree-Vect/45847
11072         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Add NULL
11073         check for vectype_out returned by get_vectype_for_scalar_type().
11075 2010-10-07  Tejas Belagod  <tejas.belagod@arm.com>
11077         PR target/45805
11078         * config/arm/neon.md (neon_unpack<US>_<mode>): Add 'w' to
11079         constraint, add register specifier in instruction template.
11080         (neon_vec_pack_trunc_<mode>): Likewise.
11081         (neon_vec_<US>mult_<mode>): Add register specifier to
11082         instruction template.
11084 2010-10-07  Dave Korn  <dave.korn.cygwin@gmail.com>
11086         * config.gcc (c_target_objs)[i?86-*-pe|i?86-*-cygwin*]: Don't add
11087         cygwin2.o.
11088         (cxx_target_objs)[i?86-*-pe|i?86-*-cygwin*]: Likewise.
11089         (extra_gcc_objs)[i?86-*-pe|i?86-*-cygwin*]: Don't add cygwin1.o.
11090         * config/i386/t-cygwin (cygwin1.o): Delete build rule.
11091         (cygwin2.o): Likewise.
11092         * config/i386/cygwin1.c: Delete file.
11093         * config/i386/cygwin2.c: Likewise.
11094         * config/i386/cygwin.h (CPP_SPEC): Remove all %{mno-cygwin} specs and
11095         make all {%!mno-cygwin} ones unconditional.
11096         (STARTFILE_SPEC): Likewise.
11097         (REAL_LIBGCC_SPEC): Likewise.
11098         (LIB_SPEC): Likewise.
11099         (CXX_WRAP_SPEC): Likewise.
11100         (LINK_SPEC): Likewise.
11101         (CYGWIN_MINGW_SUBDIR): Delete now-unused macro definition.
11102         (CYGWIN_MINGW_SUBDIR_LEN): Likewise.
11103         (cygwin_gplusplus_include_dir): Delete now-unused array.
11104         (GPLUSPLUS_INCLUDE_DIR): Don't redefine to point to it.
11105         (cygwin_gplusplus_tool_include_dir): Delete now-unused array.
11106         (GPLUSPLUS_TOOL_INCLUDE_DIR): Don't redefine to point to it.
11107         (cygwin_gplusplus_backward_include_dir): Delete now-unused array.
11108         (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Don't redefine to point to it.
11109         (cygwin_local_include_dir): Delete now-unused array.
11110         (LOCAL_INCLUDE_DIR): Don't redefine to point to it.
11111         (cygwin_cross_include_dir): Delete now-unused array.
11112         (CROSS_INCLUDE_DIR): Don't redefine to point to it.
11113         (cygwin_tool_include_dir): Delete now-unused array.
11114         (TOOL_INCLUDE_DIR): Don't redefine to point to it.
11115         (cygwin_standard_include_dir): Delete now-unused array.
11116         (STANDARD_INCLUDE_DIR): Don't redefine to point to it.
11117         (GEN_CVT_ARRAY): Delete now-unused macro definition.
11118         (cvt_to_mingw): Delete now-unused array.
11119         (mingw_scan): Remove prototype of deleted function.
11120         (GCC_DRIVER_HOST_INITIALIZATION): Don't define now-unused target macro.
11121         * config/i386/cygming.opt (mcygwin): Delete target-specific option.
11122         * doc/invoke.texi (-mcygwin): Don't document removed option.
11123         (-mno-cygwin): Likewise.
11125 2010-10-07  Richard Guenther  <rguenther@suse.de>
11127         * machmode.h (mode_for_vector): Declare.
11128         * stor-layout.c (mode_for_vector): New function, split out from ...
11129         (layout_type): ... here.
11130         * tree-vectorizer.h (current_vector_size): Declare.
11131         * tree-vect-stmts.c (perm_mask_for_reverse): Check if the
11132         mask vector type is available.
11133         (get_vectype_for_scalar_type): Rename to ...
11134         (get_vectype_for_scalar_type_and_size): ... this.  Get a vector
11135         size argument.
11136         (get_vectype_for_scalar_type): New wrapper around
11137         get_vectype_for_scalar_type_and_size using current_vector_size.
11138         (get_same_sized_vectype): Use get_vectype_for_scalar_type_and_size.
11139         * tree-vect-loop.c (vect_analyze_loop_2): Split out core part
11140         of vect_analyze_loop here.
11141         (vect_analyze_loop): Loop over vector sizes calling vect_analyze_loop_3.
11142         * tree-vect-slp.c (vect_slp_analyze_bb): Set current_vector_size
11143         to autodetect.
11144         * config/i386/i386.c (ix86_vectorize_builtin_conversion): Fix
11145         V8SF to V8SI conversion builtin.
11147 2010-10-07  Richard Guenther  <rguenther@suse.de>
11149         * target.def (autovectorize_vector_sizes): New target hook.
11150         * targhooks.c (default_autovectorize_vector_sizes): New function.
11151         * targhooks.h (default_autovectorize_vector_sizes): Declare.
11152         * doc/tm.texi.in (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES):
11153         Document.
11154         * doc/tm.texi: Update.
11155         * config/i386/i386.c (ix86_autovectorize_vector_sizes): New function.
11156         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
11158 2010-10-07  Richard Guenther  <rguenther@suse.de>
11160         * target.def (units_per_simd_word): Rename to ...
11161         (preferred_simd_mode): ... this.  Return mode instead of size.
11162         * targhooks.c (default_units_per_simd_word): Rename to ...
11163         (default_preferred_simd_mode): ... this.  Return word_mode.
11164         * targhooks.h (default_preferred_simd_mode): Declare.
11165         * config/arm/arm.c (arm_units_per_simd_word): Rename to ...
11166         (arm_preferred_simd_mode): ... this.  Re-implement.
11167         * config/i386/i386.c (ix86_units_per_simd_word): Rename to ...
11168         (ix86_preferred_simd_mode): ... this.  Re-implement.
11169         * config/sparc/sparc.c (sparc_units_per_simd_word): Rename to ...
11170         (sparc_preferred_simd_mode): ... this.  Re-implement.
11171         * config/mips/mips.c (mips_units_per_simd_word): Rename to ...
11172         (mips_preferred_simd_mode): ... this.  Re-implement.
11173         * config/rs6000/rs6000.c (rs6000_units_per_simd_word): Rename to ...
11174         (rs6000_preferred_simd_mode): ... this.  Re-implement.
11175         * tree-vect-stmts.c (get_vectype_for_scalar_type): Adjust.
11176         * doc/tm.texi.in (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Remove.
11177         (TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Document.
11178         * doc/tm.texi: Update.
11180 2010-10-07  Richard Guenther  <rguenther@suse.de>
11182         PR middle-end/45869
11183         * tree-cfg.c (verify_gimple_assign_binary): Allow vector shifts
11184         of pointers.
11186 2010-10-07  Alan Modra  <amodra@gmail.com>
11188         * config/rs6000/rs6000.c (rs6000_emit_prologue): Use gen_int_mode
11189         rather than sign extension by hand.
11191 2010-10-07  Jan Hubicka  <jh@suse.cz>
11193         PR middle-end/45926
11194         * ipa.c (cgraph_remove_unreachable_nodes): Revert my previous patch.
11196 2010-10-07  Richard Guenther  <rguenther@suse.de>
11198         PR bootstrap/45914
11199         * configure.ac: Fix typo.
11200         * configure: Regenerated.
11202 2010-10-06  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
11204         * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Don't use
11205         define_builtin_std where it's unnecessary.
11206         * config/i386/nto.h (TARGET_OS_CPP_BUILTINS): Likewise.
11208 2010-10-06  Anatoly Sokolov  <aesok@post.ru>
11210         * doc/tm.texi.in (CLASS_LIKELY_SPILLED_P): Remove documentation.
11211         * doc/tm.texi.in: Regenerate.
11212         * system.h (CLASS_LIKELY_SPILLED_P): Poison.
11213         * targhooks.c (default_class_likely_spilled_p): Don't use the
11214         CLASS_LIKELY_SPILLED_P macro.
11216         * config/arm/arm.md: Update comment.
11218 2010-10-06  Jan Hubicka  <jh@suse.cz>
11220         * ipa.c (cgraph_remove_unreachable_nodes): External references can
11221         always be removed.
11222         (cgraph_externally_visible_p): We can not bring local comdats that
11223         are known to linker; fix handling of internal visibility.
11224         (function_and_variable_visibility): Likewise.
11226 2010-10-06  Eric Botcazou  <ebotcazou@adacore.com>
11228         PR rtl-optimization/45394
11229         * combine.c (cleanup_auto_inc_dec): Remove AFTER parameter and adjust.
11230         (struct rtx_subst_pair): Remove AFTER field.
11231         (propagate_for_debug_subst): Adjust call to cleanup_auto_inc_dec.
11232         (propagate_for_debug): Remove MOVE parameter and adjust.
11233         (try_combine): In the special case where I2 is a PARALLEL, combine only
11234         destinations of SETs and set I2SRC to the I2 source.
11235         Adjust calls to propagate_for_debug throughout.
11236         * reload1.c (eliminate_regs_1) <ASM_OPERANDS>: Do not abort for debug
11237         insns.
11239 2010-10-06  Olivier Hainque  <hainque@adacore.com>
11241         * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Rewrite
11242         switch on insn codes as sequence of ifs.
11244 2010-10-06  Hariharan Sandanagobalane  <hariharan@picochip.com>
11246         * config/picochip/picochip.c (TARGET_EXCEPT_UNWIND_INFO): Define it to
11247         be UI_NONE for picochip.
11248         (picochip_option_override): Do not disable exception flags.
11249         * config/picochip/picochip-protos.h (picochip_except_unwind_info):
11250         Declare.
11252 2010-10-06  Richard Guenther  <rguenther@suse.de>
11254         * Makefile.in (regmove.o): Depend on $(TARGET_H).
11256 2010-10-06  Nicola Pero  <nicola.pero@meta-innovation.com>
11258         Implemented fast enumeration for Objective-C.
11259         * c-parser.c (objc_could_be_foreach_context): New.
11260         (c_lex_one_token): Recognize RID_IN keyword in a potential
11261         Objective-C foreach context.
11262         (c_parser_declaration_or_fndef): Added parameter.  Accept
11263         Objective-C RID_IN keyword as terminating a declaration; in that
11264         case, return the declaration in the new parameter.
11265         (c_parser_extenral_declaration): Updated calls to
11266         c_parser_declaration_or_fndef.
11267         (c_parser_declaration_or_fndef): Same change.
11268         (c_parser_compound_statement_nostart): Same change.
11269         (c_parser_label): Same change.
11270         (c_parser_objc_methodprotolist): Same change.
11271         (c_parser_omp_for_loop): Same change.
11272         (c_parser_for_statement): Detect and parse Objective-C foreach
11273         statements.
11274         (c_parser_omp_for_loop): Updated call to check_for_loop_decls().
11275         * c-decl.c (check_for_loop_decls): Added parameter to allow ObjC
11276         fast enumeration parsing code to turn off the c99 error but still
11277         perform checks on the loop declarations.
11278         * c-tree.h (check_for_loop_decls): Updated declaration.
11279         * doc/objc.texi: Document fast enumeration.
11281 2010-10-06  Nick Clifton  <nickc@redhat.com>
11283         * config/mn10300/mn10300.h (FIRST_PSEUDO_REGISTER): Increment by one.
11284         (MDR_REGNUM): Define.
11285         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add MDR as a fixed register.
11286         (REG_CLASS_CONTENTS): Add MDR to ALL_REGS.
11287         (INCOMING_RETURN_ADDR_RTX): Define in terms of MDR.
11288         (REGISTER_NAMES): Add MDR.
11289         (DWARF2_DEBUGGING_INFO): Define to 1.
11290         * config/mn10300/mn10300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
11291         (F): New function.  Sets RTX_FRAME_RELATED_P.
11292         (mn10300_gen_multiple_store): Use F.
11293         (expand_prologue): Use F.  Use gen_movsf() to push floating
11294         point registers.
11295         (expand_epilogue): Use gen_movsf() to pop floating point registers.
11296         (mn10300_option_override): Disable combine stack adjust pass.
11298 2010-10-06  Thomas Schwinge  <thomas@schwinge.name>
11300         PR target/45901
11301         * config/alpha/gnu.h (TARGET_OS_CPP_BUILTINS): Refer to
11302         LINUX_TARGET_OS_CPP_BUILTINS instead of HURD_TARGET_OS_CPP_BUILTINS.
11304 2010-10-06  Jakub Jelinek  <jakub@redhat.com>
11306         * builtins.def (BUILT_IN_CALLOC, BUILT_IN_REALLOC,
11307         BUILT_IN_ISALNUM, BUILT_IN_ISALPHA, BUILT_IN_ISASCII,
11308         BUILT_IN_ISBLANK, BUILT_IN_ISCNTRL, BUILT_IN_ISDIGIT,
11309         BUILT_IN_ISGRAPH, BUILT_IN_ISLOWER, BUILT_IN_ISPRINT,
11310         BUILT_IN_ISPUNCT, BUILT_IN_ISSPACE, BUILT_IN_ISUPPER,
11311         BUILT_IN_ISXDIGIT, BUILT_IN_TOASCII, BUILT_IN_TOLOWER,
11312         BUILT_IN_TOUPPER): Mark as leaf.
11314         PR middle-end/45838
11315         * omp-builtins.def (BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
11316         BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
11317         BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
11318         BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
11319         BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_TASK,
11320         BUILT_IN_GOMP_PARALLEL_SECTIONS_START): Use
11321         Revert back to ATTR_NOTHROW_LIST instead of ATTR_NOTHROW_LEAF_LIST.
11323 2010-10-05  Anatoly Sokolov  <aesok@post.ru>
11325         * config/m68hc11/m68hc11.h (CLASS_LIKELY_SPILLED_P): Remove.
11326         * config/m68hc11/m68hc11.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
11327         (m68hc11_class_likely_spilled_p): New function.
11329 2010-10-05  Nicola Pero  <nicola.pero@meta-innovation.com>
11331         * c-parser.c (c_parser_objc_method_definition): Updated comment.
11333 2010-10-05  Jan Hubicka  <jh@suse.cz>
11335         * doc/invoke.texi (-flto-partition, lto-partitions, lto-minpartition):
11336         Document.
11337         * opts.c (decode_options): Handle lto partitions.
11338         * common.opt (flto-partition=1to1, flto-partition=balanced): New.
11339         * params.def (PARAM_LTO_PARTITIONS, MIN_PARTITION_SIZE): New.
11341 2010-10-05  Jan Hubicka  <jh@suse.cz>
11343         * cgraphunit.c (assemble_function): Output thunks and aliases before
11344         the function itself.
11346 2010-09-29  Hariharan Sandanagobalane  <hariharan@picochip.com>
11348         * config/picochip/picochip.c (picochip_option_override): Disable
11349         exception flags for picochip.
11351 2010-10-05  Joseph Myers  <joseph@codesourcery.com>
11353         * opts-common.c (handle_option, handle_generated_option,
11354         read_cmdline_option, set_option): Add diagnostic_context
11355         parameter.  Update calls among these functions.
11356         (set_option): Don't use global_dc.
11357         * opts.c (read_cmdline_options): Pass global_dc to read_cmdline_option.
11358         (decode_options): Pass global_dc to enable_warning_as_error.
11359         (common_handle_option): Pass global_dc to enable_warning_as_error.
11360         (enable_warning_as_error): Add diagnostic_context parameter.
11361         Document parameters.  Don't use global_dc.  Pass
11362         diagnostic_context parameter to handle_generated_option.
11363         * opts.h (set_option, handle_option, handle_generated_option,
11364         read_cmdline_option, enable_warning_as_error): Add
11365         diagnostic_context parameter.
11366         * Makefile.in (lto-opts.o): Update dependencies.
11367         * coretypes.h (struct diagnostic_context, diagnostic_context):
11368         Declare here.
11369         * diagnostic.h (diagnostic_context): Don't declare typedef here.
11370         * gcc.c (process_command): Pass global_dc to read_cmdline_option.
11371         * langhooks-def.h (struct diagnostic_context): Don't declare here.
11372         (lhd_print_error_function, lhd_initialize_diagnostics): Declare
11373         using diagnostic_context typedef.
11374         * langhooks.c (lhd_initialize_diagnostics): Declare using
11375         diagnostic_context typedef.
11376         * langhooks.h (struct diagnostic_context): Don't declare here.
11377         (initialize_diagnostics, print_error_function): Declare using
11378         diagnostic_context typedef.
11379         * lto-opts.c: Include diagnostic.h.
11380         (lto_reissue_options): Pass global_dc to set_option.  Pass
11381         DK_UNSPECIFIED not 0.
11382         * plugin.c (plugins_internal_error_function): Declare using
11383         diagnostic_context typedef.
11384         * plugin.h (struct diagnostic_context): Don't declare here.
11385         (plugins_internal_error_function): Declare using
11386         diagnostic_context typedef.
11388 2010-10-05  Olivier Hainque  <hainque@adacore.com>
11389             Nicolas Roche  <roche@adacore.com>
11391         * config/vxworksae.h: Add missing VXWORKS_OS_CPP_BUILTINS.
11392         * config/rs6000/vxworks.h: Remove redundant CPP builtin definitions.
11394 2010-10-05  Ira Rosen  <irar@il.ibm.com>
11396         PR tree-optimization/45752
11397         * tree-vect-slp.c (vect_get_mask_element): Remove static
11398         variables, make them function arguments.
11399         (vect_transform_slp_perm_load): Pass new arguments to
11400         vect_get_mask_element.
11402 2010-10-05  Richard Guenther  <rguenther@suse.de>
11404         * value-prof.c (gimple_divmod_fixed_value): Work on SSA form.
11405         (gimple_mod_pow2): Likewise.
11406         (gimple_mod_subtract): Likewise.
11407         (gimple_ic): Likewise.
11408         (gimple_stringop_fixed_value): Likewise.
11409         * tree-profile.c (tree_init_edge_profiler): Mark profile
11410         functions nothrow and leaf.
11411         (add_abnormal_goto_call_edges): Remove.
11412         (tree_gen_edge_profiler): Work on SSA form.
11413         (tree_gen_ic_profiler): Likewise.  Simplify.
11414         (do_tree_profiling): Update SSA form.
11415         (pass_tree_profile): Remove.
11416         (do_tree_profiling): Likewise.
11417         (gate_tree_profile_ipa): New function.
11418         (pass_ipa_tree_profile): New.
11419         (tree_profiling): Re-write as IPA pass.  Properly drop const/pure
11420         state of instrumented functions.
11421         * passes.c (init_optimization_passes): Remove early non-SSA
11422         inlining.  Move profiling after early optimizations.
11423         * ipa-inline.c (cgraph_gate_ipa_early_inlining): Remove.
11424         (pass_ipa_early_inline): Likewise.
11425         * tree-pass.h (pass_ipa_early_inline): Remove.
11426         (pass_tree_profile): Likewise.
11427         (pass_ipa_tree_profile): Declare.
11429 2010-10-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11430             Christian Borntraeger  <Christian.Borntraeger@de.ibm.com>
11432         * config/s390/s390.c (z196_cost): New.
11433         (s390_handle_arch_option): Add -march=z196.
11434         (s390_option_override): Use the new cost function and use the z10
11435         defaults also for z196.
11436         (legitimate_reload_constant_p): Adjust comment.
11437         (legitimate_reload_fp_constant_p): New function.
11438         (s390_preferred_reload_class): Distingiush between FP and Int constants.
11439         (preferred_la_operand_p): Avoid la with index on z196.
11440         (s390_adjust_priority): Trigger also for z196.
11441         (s390_issue_rate): Issue rate for z196 is 3.
11442         (s390_z10_fix_long_loop_prediction): Rename to ...
11443         (s390_fix_long_loop_prediction): ... this.
11444         (s390_reorg): Apply the z10 adjustments also for z196.
11445         (s390_loop_unroll_adjust): Do this also for z196.
11446         * config/s390/s390.h (enum processor_type): Add PROCESSOR_2817_Z196.
11447         (enum processor_flags): Add PF_Z196.
11448         (TARGET_AVOID_CMP_AND_BRANCH): New macro.
11449         (TARGET_CPU_Z196, TARGET_Z196): New macros.
11450         * config.gcc: Enable z196 for --with-arch.
11451         * config/s390/2817.md: New file.
11452         * config/s390/2084.md: New type for multiply and add.
11453         * config/s390/2097.md: Likewise.
11454         * config/s390/s390.md (UNSPEC_POPCNT, UNSPEC_COPYSIGN)
11455         (UNSPECV_ATOMIC_OP): New constants.
11456         (fmadddf, fmaddsf): New values for type attribute.
11457         (z196prop): New insn attribute.
11458         (cpu, cpu_facility): Add z196.
11459         (ATOMIC_Z196): New code iterator.
11460         (noxa): New code attribute.
11461         (gk): New mode attribute.
11462         (*mov<mode>_64, *mov<mode>_31, *mov<mode>_64dfp, mov<mode>):
11463         Support load zero for fp constants.
11464         (fixuns_truncdddi2, fixuns_trunctddi2)
11465         (fixuns_trunc<BFP:mode><GPR:mode>2): Use the standard rtx pattern
11466         for z196.
11467         (fixuns_trunc<mode>si2, mov<mode>cc, popcountdi2, popcountsi2)
11468         (popcounthi2, popcountqi2): New expander.
11469         (*fixuns_trunc<FP:mode><GPR:mode>2_z196, floatsi<mode>2)
11470         (floatuns<GPR:mode><FP:mode>2, *mov<mode>cc, sync_<atomic><mode>)
11471         (sync_old_<atomic><mode>, *popcount<mode>, copysign<mode>3): New
11472         insn definition.
11473         (add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry1_cconly)
11474         (*add<mode>3_carry2_cc, *add<mode>3_carry2_cconly, *add<mode>3_cc)
11475         (*add<mode>3_cconly, *add<mode>3_cconly2, *add<mode>3_imm_cc)
11476         (*sub<mode>3, *sub<mode>3_borrow_cc, *sub<mode>3_borrow_cconly)
11477         (*sub<mode>3_cc, *sub<mode>3_cc2, *sub<mode>3_cconly)
11478         (*sub<mode>3_cconly2, *anddi3_cc, *anddi3_cconly, *anddi3, *andsi3_cc)
11479         (*andsi3_cconly, *andsi3_zarch, *andsi3_esa, *andhi3_zarch
11480         (*andqi3_zarch, *iordi3_cc, *iordi3_cconly, *iordi3, *iorsi3_cc)
11481         (*iorsi3_cconly, *iorsi3_zarch, *iorhi3_zarch, *iorqi3_zarch)
11482         (*xordi3_cc, *xordi3_cconly, *xordi3, *xorsi3_cc, *xorsi3_cconly)
11483         (*xorsi3, *xorhi3, *xorqi3, *<shift><mode>3, *<shift><mode>3_and)
11484         (*ashr<mode>3_cc, *ashr<mode>3_cconly, *ashr<mode>3)
11485         (*ashr<mode>3_cc_and, *ashr<mode>3_cconly_and, *ashr<mode>3_and):
11486         Support new z196 instructions.
11488 2010-10-05  Richard Guenther  <rguenther@suse.de>
11490         PR middle-end/45877
11491         * gimple-fold.c (gimplify_and_update_call_from_tree): Handle
11492         case where gimplification optimizes away the stmt.
11494 2010-10-04  Jakub Jelinek  <jakub@redhat.com>
11496         PR debug/45849
11497         * var-tracking.c (strip_pointer_flags): New function.
11498         (emit_note_insn_var_location): If rtx_equal_p check failed,
11499         retry on locations simplified with simplify_replace_fn_rtx
11500         and strip_pointer_flags as its callback.
11502 2010-10-04  Jan Hubicka  <jh@suse.cz>
11504         * gimple-fold.c (static_object_in_other_unit_p): Rename to...
11505         (can_refer_decl_in_current_unit_p): ... this one; reverse return
11506         value; handle comdats too.
11507         (canonicalize_constructor_val): Use it; handle function_decls
11508         correctly.
11509         (gimple_fold_obj_type_ref_known_binfo): Likewise.
11510         * gimple.c (get_base_address): Accept all kinds of decls.
11512 2010-10-04  Joseph Myers  <joseph@codesourcery.com>
11514         * flags.h (g_switch_value, g_switch_set): Remove.
11515         * opts.c (g_switch_value, g_switch_set): Remove.
11516         * config/g.opt (G): Add Var(g_switch_value).
11517         * config/alpha/alpha.c (alpha_handle_option): Don't handle -G here.
11518         (alpha_option_override): Check global_options_set.x_g_switch_value
11519         instead of g_switch_set.
11520         (alpha_in_small_data_p): Remove cast in comparison with
11521         g_switch_value.
11522         * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Cast
11523         g_switch_value to unsigned HOST_WIDE_INT.
11524         * config/frv/frv.c (frv_const_unspec_p): Remove cast in comparison
11525         with g_switch_value.
11526         (frv_handle_option): Don't handle -G here.
11527         (frv_option_override): Check global_options_set.x_g_switch_value
11528         instead of g_switch_set.  Don't modify g_switch_set.
11529         (frv_in_small_data_p): Remove cast in comparison with g_switch_value.
11530         * config/frv/frv.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Cast
11531         g_switch_value to unsigned HOST_WIDE_INT.
11532         * config/ia64/ia64.c (ia64_handle_option): Don't handle -G here.
11533         (ia64_option_override): Check global_options_set.x_g_switch_value
11534         instead of g_switch_set.
11535         * config/lm32/lm32.c (lm32_handle_option, TARGET_HANDLE_OPTION):
11536         Remove.
11537         (lm32_in_small_data_p): Remove cast in comparison with
11538         g_switch_value.
11539         * config/lm32/lm32.h (ASM_OUTPUT_ALIGNED_LOCAL,
11540         ASM_OUTPUT_ALIGNED_COMMON): Cast g_switch_value to unsigned
11541         HOST_WIDE_INT.
11542         * config/m32r/m32r.c (m32r_handle_option): Don't handle -G here.
11543         (m32r_init): Check global_options_set.x_g_switch_value instead of
11544         g_switch_set.
11545         (m32r_in_small_data_p): Remove cast in comparison with
11546         g_switch_value.
11547         (m32r_file_start): Format g_switch_value with %d.
11548         * config/m32r/m32r.h (ASM_OUTPUT_ALIGNED_COMMON,
11549         ASM_OUTPUT_ALIGNED_BSS): Cast g_switch_value to unsigned HOST_WIDE_INT.
11550         * config/microblaze/microblaze.c (microblaze_handle_option): Don't
11551         handle -G here.
11552         (microblaze_option_override): Check
11553         global_options_set.x_g_switch_value instead of g_switch_set.
11554         * config/mips/mips.c (mips_handle_option): Don't handle -G here.
11555         (mips_option_override): Check global_options_set.x_g_switch_value
11556         instead of g_switch_set.
11557         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle -G here.
11558         (rs6000_file_start): Format g_switch_value with %d.
11559         (small_data_operand, rs6000_elf_in_small_data_p): Remove casts in
11560         comparisons with g_switch_value.
11561         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Check
11562         global_options_set.x_g_switch_value instead of g_switch_set.
11563         * config/rs6000/vxworks.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
11564         global_options_set.x_g_switch_value instead of g_switch_set.
11565         * config/score/score.c (score_handle_option): Don't handle -G here.
11566         * config/score/score3.c (score3_option_override): Check
11567         global_options_set.x_g_switch_value instead of g_switch_set.
11568         * config/score/score7.c (score7_option_override): Check
11569         global_options_set.x_g_switch_value instead of g_switch_set.
11571 2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
11573         * common.opt (fira-coalesce): Remove.
11575         * doc/invoke.texi (flag_ira_coalesce): Remove.
11577         * ira-color.c (allocno_coalesced_p): Move before
11578         copy_freq_compare_func.
11579         processed_coalesced_allocno_bitmap): Ditto.
11580         (update_conflict_hard_regno_costs): Don't use
11581         ALLOCNO_FIRST_COALESCED_ALLOCNO.
11582         (allocno_cost_compare_func, print_coalesced_allocno): Remove.
11583         (assign_hard_reg): Assume no coalesced allocnos.
11584         (get_coalesced_allocnos_attributes): Remove.
11585         (bucket_allocno_compare_func): Assume no coalesced allocnos.
11586         (push_allocno_to_stack): Ditto.
11587         (remove_allocno_from_bucket_and_push): Use
11588         ira_print_expanded_allocno instead of print_coalesced_allocno.
11589         (push_allocnos_to_stack): Assume uncoalesced allocnos.
11590         (all_conflicting_hard_regs_coalesced): Ditto.  Rename to
11591         all_conflicting_hard_regs.
11592         (setup_allocno_available_regs_num): Assume uncoalesced allocnos.
11593         (setup_allocno_left_conflicts_size): Ditto.
11594         (put_allocno_into_bucket): Ditto.
11595         (copy_freq_compare_func): Remove.
11596         (copy_freq_compare_func, merge_allocnos): Move before
11597         coalesced_pseudo_reg_freq_compare.
11598         coalesced_allocno_conflict_p): Ditto.
11599         (coalesced_allocno_conflict_p, coalesce_allocnos): Ditto.  Remove
11600         parameter.  Assume it true.
11601         (color_allocnos): Assume uncoalesced allocnos.  Use
11602         ira_print_expanded_allocno instead of print_coalesced_allocno.
11603         (ira_sort_regnos_for_alter_reg): Call coalesce_allocnos without
11604         parameter.
11606         * ira.c: Remove comment about coalescing.
11608 2010-10-04  Joseph Myers  <joseph@codesourcery.com>
11610         * config/mips/mips.h (target_flags_explicit): Declare for
11611         GENERATOR_FILE.
11613 2010-10-04  Andi Kleen  <ak@linux.intel.com>
11615         * Makefile.in (xgcc, cpp, cc1, collect2, lto-wrapper, gcov,
11616         gcov-dump, cc1-dummy, genprog, build/gcov-iov): Add + to build rule.
11618 2010-10-04  Matthias Klose  <doko@ubuntu.com>
11620         * config/sparc/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
11621         multilib osdirname if it exists.
11622         * config/s390/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
11624 2010-10-04  Jakub Jelinek  <jakub@redhat.com>
11626         PR middle-end/45876
11627         * fold-const.c (fold_binary_loc) <case BIT_AND_EXPR>: Use
11628         arg0's type or its unsigned counterpart as utype.  Convert
11629         arg1 to utype unconditionally.
11631 2010-10-04  Julian Brown  <julian@codesourcery.com>
11633         * expr.c (expand_assignment): Add assertion to prevent emitting
11634         null rtx for movmisalign pattern.
11635         (expand_expr_real_1): Likewise.
11636         * config/arm/arm.c (arm_builtin_support_vector_misalignment): New.
11637         (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): New. Use above.
11638         (arm_vector_alignment_reachable): New.
11639         (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): New. Use above.
11640         (neon_vector_mem_operand): Disallow PRE_DEC for misaligned loads.
11641         (arm_print_operand): Include alignment qualifier in %A.
11642         * config/arm/neon.md (UNSPEC_MISALIGNED_ACCESS): New constant.
11643         (movmisalign<mode>): New expander.
11644         (movmisalign<mode>_neon_store, movmisalign<mode>_neon_load): New
11645         insn patterns.
11647 2010-10-04  Joseph Myers  <joseph@codesourcery.com>
11649         * optc-gen.awk: Define global_options_set.  Don't define
11650         target_flags_explicit.
11651         * opth-gen.awk: Declare global_options_set.  Define
11652         target_flags_explicit as macro.
11653         * opts-common.c (handle_option): Take opts_set and generated_p
11654         parameters.
11655         (handle_generated_option, read_cmdline_option, set_option): Take
11656         opts_set parameter.
11657         (set_option): Use opts_set instead of hardcoding target_flags and
11658         target_flags_explicit.
11659         * opts.c (sel_sched_switch_set, profile_arc_flag_set,
11660         flag_profile_values_set, flag_unroll_loops_set, flag_tracer_set,
11661         flag_value_profile_transformations_set, flag_peel_loops_set,
11662         flag_branch_probabilities_set, flag_inline_functions_set,
11663         flag_ipa_cp_set, flag_ipa_cp_clone_set,
11664         flag_predictive_commoning_set, flag_unswitch_loops_set,
11665         flag_gcse_after_reload_set): Remove.
11666         (common_handle_option, lang_handle_option, target_handle_option):
11667         Take opts_set parameter.  Assert that it is &global_options_set.
11668         (common_handle_option): Don't set _set variables.  Check opts_set
11669         instead of such variables.
11670         (enable_warning_as_error): Pass &global_options_set to
11671         handle_generated_option.
11672         * opts.h (cl_option_handler_func.handler, set_option,
11673         handle_option, handle_generated_option, read_cmdline_option): Add
11674         opts_set parameters.
11675         (handle_option): Add generated_p parameter.
11676         * config/i386/i386.c (ix86_function_specific_save,
11677         ix86_function_specific_restore): Updat for renaming of
11678         target_flags_explicit field.
11679         * config/i386/i386.opt (target_flags_explicit): Rename to
11680         ix86_target_flags_explicit.
11681         * config/ia64/ia64.c (ia64_override_options_after_change): Check
11682         global_options_set.x_flag_selective_scheduling and
11683         global_options_set.x_flag_selective_scheduling2, not
11684         sel_sched_switch_set.
11685         * flags.h (sel_sched_switch_set,
11686         flag_speculative_prefetching_set): Remove.
11687         * gcc.c (driver_handle_option): Take opts_set parameter.  Assert
11688         that it is &global_options_set.
11689         (process_command): Pass &global_options_set to read_cmdline_option.
11690         * lto-opts.c (lto_reissue_options): Pass &global_options_set to
11691         set_option.
11692         * toplev.c (target_flags_explicit): Remove.
11694 2010-10-04  Jan Hubicka  <jh@suse.cz>
11696         PR middle-end/45871
11697         * tree-ssa-ccp.c (get_base_constructor): Take HOST_WIDE_INT offset;
11698         use get_ref_base_and_offset to handle references.
11699         (fold_const_aggregate_ref): Update.
11701 2010-10-04  Martin Jambor  <mjambor@suse.cz>
11703         PR tree-optimization/45572
11704         * ipa-prop.c (ipa_make_edge_direct_to_target): Call
11705         ipa_check_create_node_params.
11706         * ipa-inline.c (add_new_edges_to_heap): Do not insert inlined edges.
11708 2010-10-04  Yao Qi  <yao@codesourcery.com>
11710         * doc/passes.texi: Clean up.
11712 2010-10-03  Ian Lance Taylor  <iant@google.com>
11714         * c-typeck.c (lookup_field): If -fplan9-extensions, permit
11715         referring to a field using a typedef name.
11716         (find_anonymous_field_with_type): New static function.
11717         (convert_to_anonymous_field): New static function.
11718         (convert_for_assignment): If -fplan9-extensions, permit converting
11719         pointer to struct to pointer to anonymous field.
11720         * c-decl.c (grokfield): If -fplan9-extensions, permit anonymous fields.
11721         (is_duplicate_field): New static function.
11722         (detect_field_duplicates_hash): If -fplan9-extensions, check for
11723         typedef names duplicating field names.
11724         (detect_field_duplicates): Likewise.
11725         * doc/invoke.texi (Option Summary): Mention -fplan9-extensions.
11726         (C Dialect Options): Document -fplan9-extensions.
11727         * doc/extend.texi (Unnamed Fields): Document -fplan9-extensions.
11729 2010-10-03  H.J. Lu  <hongjiu.lu@intel.com>
11731         * tree-vect-data-refs.c (vect_analyze_data_ref_access): Revert
11732         revision 164914.
11733         (vect_create_data_ref_ptr): Likewise.
11734         * tree-vect-stmts.c (vectorizable_store): Likewise.
11735         (perm_mask_for_reverse): Likewise.
11736         (reverse_vec_elements): Likewise.
11737         (vectorizable_load): Likewise.
11739 2010-10-03  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
11741         * cppbuiltin.c: New file.
11742         * cppbuiltin.h: New file.
11743         * Makefile.in: Take into account cppbuiltin.{h,c}.
11745 2010-10-03  Andi Kleen  <ak@linux.intel.com>
11747         * lto-cgraph.c (input_cgraph): Check for missing sections.
11749 2010-10-03  Uros Bizjak  <ubizjak@gmail.com>
11751         * config/i386/i386.md (*ashl<mode>3_mask): Change operand 2 predicate
11752         to nonimmediate_operand.  Force operand 2 to register when allowed.
11753         (*<shiftrt_insn><mode>3_mask): Ditto.
11754         (*<rotate_insn><mode>3_mask): Ditto.
11756 2010-10-02  H.J. Lu  <hongjiu.lu@intel.com>
11758         PR tree-optimization/45720
11759         PR tree-optimization/45764
11760         * tree-vect-data-refs.c (vect_analyze_data_ref_access):
11761         Don't accept backwards consecutive accesses.
11762         (vect_create_data_ref_ptr): Disallow negative steps.
11764         * tree-vect-stmts.c (vectorizable_store): Allow negative steps.
11765         (perm_mask_for_reverse): Removed.
11766         (reverse_vec_elements): Likewise.
11767         (vectorizable_load): Don't handle negative steps.
11769 2010-10-02  Jan Hubicka  <jh@suse.cz>
11771         * tree-ssa-ccp.c (ccp_fold_stmt): Fold away OBJ_TYPE_REF when
11772         call destination is known.
11774 2010-10-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11776         PR target/45820
11777         * config/pa/pa.c (pa_secondary_reload): Handle symbolic operands
11778         earlier.
11780 2010-10-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
11782         * doc/install.texi (Configuration): Document build_configargs,
11783         host_configargs, target_configargs.
11785 2010-10-01  Uros Bizjak  <ubizjak@gmail.com>
11787         * config/i386/i386.md (*ashl<mode>3_mask): New insn_and_split pattern.
11788         (*<shiftrt_insn><mode>3_mask): Ditto.
11789         (*<rotate_insn><mode>3_mask): Ditto.
11791 2010-10-01  Steve Ellcey  <sje@cup.hp.com>
11793         PR tree-optimization/44716
11794         * config/ia64/hpux.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
11795         (HOT_TEXT_SECTION_NAME): Define.
11797 2010-10-01  Nick Clifton  <nickc@redhat.com>
11799         * common.opt: Add -fcombine-stack-adjustments.
11800         * opts.c (decode_options): Enable -fcombine-stack-adjustments at -O1.
11801         * combine-stack-adj.c (gate_handle_stack_adjustments): Check
11802         flag_combine_stack_adjustments.
11803         * doc/invoke.texi: Document the new option.
11805 2010-10-01  Richard Guenther  <rguenther@suse.de>
11807         PR tree-optimization/45854
11808         * tree-eh.c (cleanup_empty_eh): Avoid degenerate case.
11810 2010-10-01  Anthony Green  <green@moxielogic.com>
11812         * config.gcc: Fix moxie-*-rtems* configuration.
11814 2010-10-01  Richard Guenther  <rguenther@suse.de>
11816         * dwarf2out.c (gen_namespace_die): Use DECL_FILE_SCOPE_P.
11817         (gen_decl_die): Likewise.
11819 2010-10-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
11821         * config/spu/spu.c (spu_init_builtins): No longer add END_BUILTINS
11822         to the function code for SPU MD builtins.
11823         (spu_expand_builtin): Update.
11824         * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Update.
11826 2010-10-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
11828         * config/spu/spu.c (TARGET_EXCEPT_UNWIND_INFO): Set to
11829         sjlj_except_unwind_info.
11831 2010-10-01  Tristan Gingold  <gingold@adacore.com>
11833         * configure.ac: Define the nop insn for avr*-*-*
11834         * configure: Regenerate.
11836 2010-10-01  Alan Modra  <amodra@gmail.com>
11838         PR target/45807
11839         * config/rs6000/rs6000.c (rs6000_emit_prologue): Properly sign
11840         extend toc_restore_insn.
11842 2010-09-30  Richard Guenther  <rguenther@suse.de>
11844         PR tree-optimization/43959
11845         * function.c (gimplify_parameters): Use create_tmp_reg instead of
11846         create_tmp_var.
11848 2010-09-30  Kaz Kojima  <kkojima@gcc.gnu.org>
11850         * config/sh/sh.c (sh_expand_prologue): Set
11851         current_function_static_stack_size.
11853 2010-09-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11855         * configure.ac: Check for Solaris 8 ld with .hidden support.
11856         * configure: Regenerate.
11858 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11860         PR middle-end/45758
11861         * graphite.c (graphite_initialize): Call scev_reset.
11863 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11865         * sese.h (scev_analyzable_p): Return false for real or floating
11866         point.  Only handle INTEGRAL_TYPE_P and POINTER_TYPE_P.
11868 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11870         * graphite-clast-to-gimple.c (compute_bounds_for_level): Free le
11871         and ps.
11872         * graphite-poly.c (pbb_number_of_iterations_at_time): Free le and
11873         domain.
11874         * graphite-sese-to-poly.c (add_upper_bounds_from_estimated_nit):
11875         Do not allocate ub_expr, it is passed in initialized.
11877 2010-09-30  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
11879         * graphite-clast-to-gimple.c (init_cloog_input_file): New.
11880         (build_cloog_prog): Dump CLooG input file when
11881         flag_graphite_dump_cloog is set.  This is disabled on trunk.
11882         * graphite-cloog-compat.h (cloog_program_dump_cloog): New.
11884 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11886         * graphite-clast-to-gimple.c (graphite_verify): Remove call to
11887         verify_dominators for CDI_POST_DOMINATORS.
11888         * sese.h: Remove comment about CDI_POST_DOMINATORS.
11889         (recompute_all_dominators): Remove call to free_dominance_info
11890         for CDI_POST_DOMINATORS.  Remove call to calculate_dominance_info
11891         for CDI_POST_DOMINATORS.
11893 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11895         * graphite-poly.c (pbb_number_of_iterations_at_time): Only iterate
11896         over pbb_dim_iter_domain.
11898 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11900         * graphite-flattening.c: Fix comments.
11902 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11904         * Makefile.in (OBJS-common): Add graphite-flattening.o.
11905         (graphite-flattening.o): New rule.
11906         * common.opt (floop-flatten): New flag.
11907         * doc/invoke.texi (-floop-flatten): Documented.
11908         * graphite-flattening.c: New.
11909         * graphite-poly.c (apply_poly_transforms): Call flatten_all_loops.
11910         * graphite-poly.h (flatten_all_loops): Declared.
11911         (lst_remove_loop_and_inline_stmts_in_loop_father): New.
11912         * tree-ssa-loop.c (gate_graphite_transforms): When flag_loop_flatten
11913         is set, also set flag_graphite.
11915 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11917         * graphite-poly.c (cloog_checksum): New.
11918         * graphite-poly.h (cloog_checksum): Declared.
11920 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11922         * graphite-poly.c (pbb_number_of_iterations): Removed.
11923         (pbb_number_of_iterations_at_time): Correctly compute the number
11924         of iterations in the transformed loop.
11925         * graphite-poly.h (pbb_number_of_iterations): Removed.
11927 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11929         * graphite-poly.h (lst_update_scattering_seq): Removed.
11930         (lst_update_scattering): Correctly handle outermost loop dewey
11931         renumbering.
11933 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11935         * graphite-blocking.c (pbb_strip_mine_profitable_p): Renamed
11936         lst_strip_mine_profitable_p.  Call lst_niter_for_loop.
11937         * graphite-poly.h (lst_niter_for_loop): New.
11939 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11941         * graphite-poly.c (apply_poly_transforms): Do not abort when the
11942         transform read from disk is not legal.  Call fatal_error instead.
11944 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11946         * graphite-poly.c (print_pbb_body): Add missing closing parenthesis.
11947         (print_scop_header): Removed.  Inlined in the only call place...
11948         (print_scop): ... here.
11950 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11952         * graphite-poly.h (lst_dewey_number): Use FOR_EACH_VEC_ELT.
11954 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11956         * graphite-poly.c (graphite_read_scop_file): Fix uninitialize warning.
11958 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11960         * graphite-dependences.c (dot_deps): Avoid set but not used warning.
11961         (dot_deps_stmt): Same.
11962         * graphite-poly.c (dot_lst): Same.
11964 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11966         * graphite-blocking.c (scop_do_strip_mine): Do not call
11967         graphite_legal_transform.
11968         (scop_do_block): Same.
11970 2010-09-30  Vladimir Kargov  <kargov@gmail.com>
11972         * graphite-scop-detection.c (graphite_can_represent_loop): Correct the
11973         description.
11975 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11977         * tree-scalar-evolution.c (instantiate_array_ref): New.
11978         (instantiate_scev_r): Also handle ARRAY_REFs.
11980 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11982         * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
11983         Do not check for VAR_DECL, PARM_DECL, FUNCTION_DECL, LABEL_DECL,
11984         RESULT_DECL, and FIELD_DECL.  Return false for an
11985         SSA_NAME_IS_DEFAULT_DEF.
11986         (compute_scalar_evolution_in_loop): Do not further analyze the
11987         scalar evolution when no_evolution_in_loop_p returns true.
11989 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11991         * tree-chrec.h (evolution_function_is_affine_p): Do not check
11992         whether CHREC_LEFT is invariant.  A function is affine when
11993         CHREC_RIGHT is invariant.
11995 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
11997         * graphite-sese-to-poly.c (reduction_phi_p): Remove check for
11998         is_gimple_reg.
11999         (rewrite_degenerate_phi): Same.
12000         (rewrite_reductions_out_of_ssa): Add check for is_gimple_reg.
12002 2010-09-30  Vladimir Kargov  <kargov@gmail.com>
12004         * graphite-scop-detection.c (graphite_can_represent_scev,
12005         graphite_can_represent_expr, stmt_has_simple_data_refs_p,
12006         graphite_can_represent_loop): Remove outermost_loop.
12008 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
12010         PR middle-end/45229
12011         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Do not
12012         handle GIMPLE_CALLs with no LHS.
12014 2010-09-30  Riyadh Baghdadi  <baghdadi.mr@gmail.com>
12016         * graphite-poly.c (init_graphite_out_file): New.
12017         (init_graphite_in_file): New.
12018         (apply_poly_transforms): Updated to enable reading and writing of
12019         multiple scop files.
12021 2010-09-30  Tobias Grosser  <grosser@fim.uni-passau.de>
12023         * graphite-scop-detection.c (graphite_can_represent_scev): Remove
12024         redundant checks.
12026 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
12028         * graphite-clast-to-gimple.c (precision_for_value): Adjust
12029         computation of precision by 1.
12031 2010-09-30  Riyadh Baghdadi  <baghdadi.mr@gmail.com>
12033         * graphite-cloog-util.c (openscop_read_cloog_matrix): New.
12034         (openscop_read_polyhedron_matrix): New.
12035         * graphite-cloog-util.h (openscop_read_polyhedron_matrix): Declared.
12036         (openscop_read_N_int): Same.
12037         * graphite-poly.c (openscop_read_N_int): New.
12038         (openscop_read_one_int): New.
12039         (openscop_read_N_string): New.
12040         (openscop_read_one_string): New.
12041         (openscop_read_powerset_matrix): New.
12042         (graphite_read_transforms): Remove.
12043         (graphite_read_scatt): New.
12044         (graphite_read_scop_file): New.
12045         (apply_poly_transforms): Updated to call graphite_read_scop_file.
12047 2010-09-30  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
12049         * graphite-poly.c: Change include order.
12051 2010-09-30  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
12053         * graphite-cloog-compat.h (cloog_matrix_ncolumns): New.
12054         (cloog_matrix_nrows): New.
12056 2010-09-30  Riyadh Baghdadi  <baghdadi.mr@gmail.com>
12058         * graphite-cloog-util.c (openscop_print_cloog_matrix): Remove spaces
12059         from matrix lines.
12060         * graphite-poly.c (openscop_print_scattering_function_1): Same.
12061         (print_scattering_function_1): Same.
12062         (openscop_print_pbb_domain): Same.
12063         (openscop_print_scop_context): Same.
12064         (print_scop_context): Same.
12066 2010-09-30  Riyadh Baghdad  <baghdadi.mr@gmail.com>
12068         * graphite-poly.c (openscop_print_pdr_polyhedron): Fix indentation.
12069         (openscop_print_pdr_polyhedron): Print pph.
12071 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
12073         * graphite-clast-to-gimple.c (gcc_type_for_interval): Generate in
12074         priority signed types.
12076 2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
12078         * graphite-clast-to-gimple.c (max_signed_precision_type): Remove
12079         the call to lang_hooks.types.type_for_size.  Call
12080         build_nonstandard_integer_type.
12082 2010-09-30  Riyadh Baghdadi  <baghdadi.mr@gmail.com>
12084         * graphite-cloog-util.c (openscop_print_cloog_matrix): New.
12085         (openscop_print_polyhedron_matrix): New.
12086         * graphite-cloog-util.h (openscop_print_polyhedron_matrix): Declared.
12087         * graphite-poly.c (openscop_print_pdr_polyhedron): Same.
12088         (openscop_print_pdr_powerset): New.
12089         (openscop_print_powerset_matrix): New.
12090         (openscop_print_scattering_function_1): New.
12091         (print_scattering_function): Add support for scattering names and
12092         OpenScop format.
12093         (graphite_write_transforms): Remove.
12094         (print_pdr_access_layout): Updated to support OpenScop format.
12095         (print_pdr): Same.
12096         (openscop_print_pbb_domain): New.
12097         (print_pbb_body): Added a parameter to allow indicating that pbb_body
12098         is not provided.
12099         (print_pbb): Updated to call the new print_pbb_body.
12100         (openscop_print_scop_context): New.
12101         (print_scop_header): New.
12102         (print_scop): Updated to call print_scop_header.
12103         * graphite-poly.h: Document OpenScop format.
12105 2010-09-30  Anatoly Sokolov  <aesok@post.ru>
12107         * config/cris/m32c.c (cris_memory_move_cost): New.
12108         (cris_register_move_cost): Make static. Change arguments type from
12109         enum reg_class to reg_class_t.
12110         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
12111         * config/cris/cris.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
12112         * config/cris/cris-protos.h (cris_register_move_cost): Remove.
12114 2010-09-30  Jakub Jelinek  <jakub@redhat.com>
12116         PR target/45843
12117         * config/i386/i386.c (ix86_gimplify_va_arg): Use
12118         INTVAL (XEXP (slot, 1)) as prev_size.
12120 2010-09-30  Michael Meissner  <meissner@linux.vnet.ibm.com>
12122         PR target/45837
12123         * config/rs6000/aix.h (TARGET_AIX_OS): Define to be 1.
12124         * config/rs6000/rs6000.h (TARGET_AIX_OS): Define to be 0 if not
12125         defined.
12126         * config/rs6000/option-defaults.h (toplevel): Change #if
12127         TARGET_AIX to TARGET_AIX_OS to allow compiler to build after
12128         global option changes.
12130 2010-09-30  Jakub Jelinek  <jakub@redhat.com>
12132         * dwarf2out.c (mem_loc_descriptor): Handle IF_THEN_ELSE.
12134         PR tree-optimization/31261
12135         * fold-const.c (fold_binary): Optimize ((A & N) + B) & M
12136         for constants M and N, M == (1LL << cst) - 1 && (N & M) == M.
12138 2010-09-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12140         PR bootstrap/45796
12141         * Makefile.in (build/gen%$(build_exeext)): Move rule after all
12142         special-casing for generators and turn into ...
12143         ((genprog:%=build/gen%$(build_exeext))): ... this static pattern
12144         rule, for better error messages in case of toplevel dependency errors.
12145         (genprog): Add hooks, rename to ...
12146         (genprogerr): ... this, and let genprog also contain check,
12147         checksum, condmd.
12148         ((genprog:%=build/gen%$(build_exeext))): Rename to ...
12149         ((genprogerr:%=build/gen%$(build_exeext))): ... this.
12150         (build/genhooks$(build_exeext)): Remove now-unneeded dependency.
12152 2010-09-30  Jonathan Wakely  <jwakely.gcc@gmail.com>
12153             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12155         * doc/install.texi: Suggest using LD_LIBRARY_PATH to find libs
12156         for GMP, MPFR and MPC.
12158 2010-09-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12160         * config/sparc/sparc.opt (mimpure-text): Move ...
12161         * config/sol2.opt: ... here.  Correct description.
12162         * config.gcc (*-*-solaris2*): Add sol2.opt to extra_options.
12163         * doc/invoke.texi (Option Summary, SPARC Options): Move
12164         -mimpure-text, -mno-impure-text, -threads, -pthreads, -pthread ...
12165         (Option Summary, Solaris 2 Options): ... here.
12166         (Submodel Options, Solaris 2 Options): New menu entry.
12167         (SPARC Options): Move -mimpure-text, -threads, -pthreads, -pthread ...
12168         (Solaris 2 Options): ... here.
12170 2010-09-30  Michael Eager  <eager@eagercon.com>
12172         * extend.texi (interrupt_handler): Add MicroBlaze to list.
12173         (save_volatiles): Describe option for MicroBlaze.
12174         * invoke.texi: Add MicroBlaze Options.
12175         * contrib.texi: Add acknowledgment.
12176         * md.texi: Add MicroBlaze d and z constraints.
12177         * install.texi: Add microblaze-*-elf.
12178         * configure.ac: Add microblaze-*-* to target list.
12179         * configure: Regenerate.
12180         * config.gcc: Add microblaze*-*-*, microblaze*-linux*.
12181         * config/microblaze/microblaze-protos.h: New.
12182         * config/microblaze/crti.s: New.
12183         * config/microblaze/predicates.md: New.
12184         * config/microblaze/linux.h: New.
12185         * config/microblaze/microblaze.md: New.
12186         * config/microblaze/constraints.md: New.
12187         * config/microblaze/crtn.s: New.
12188         * config/microblaze/microblaze.opt: New.
12189         * config/microblaze/microblaze-c.c: New.
12190         * config/microblaze/t-microblaze: New.
12191         * config/microblaze/microblaze.c: New.
12192         * config/microblaze/microblaze.h: New.
12194 2010-09-30  Iain Sandoe  <iains@gcc.gnu.org>
12196         * c-parser.c (c_parser_objc_methodprotolist): Amend preceding comment,
12197         parse @optional/@required and set the flags as appropriate.
12199 2010-09-30  Nathan Froyd  <froydnj@codesourcery.com>
12201         * config/iq2000/t-iq2000 (TARGET_LIBGCC2_CFLAGS): Delete.
12203 2010-09-30  Joseph Myers  <joseph@codesourcery.com>
12205         * opt-functions.awk (static_var): Update comment.
12206         (var_ref): Return offsetof expression or -1, not variable address.
12207         * optc-gen.awk: Generate structure field initializers instead of
12208         static variables.  Expect -1 for missing variables instead of null
12209         pointer.  Add gcc_options parameters to generated functions.
12210         * opth-gen.awk: Generate structure fields for static variables.
12211         Add gcc_options parameters to generated functions.
12212         * common.opt (optimize, optimize_size): Add variables.
12213         * config/i386/i386-c.c (ix86_pragma_target_parse): Pass
12214         &global_options to cl_target_option_restore.
12215         * config/i386/i386.c (ix86_valid_target_attribute_p): Pass
12216         &global_options to cl_optimization_restore, cl_target_option_save
12217         and cl_target_option_restore.
12218         (ix86_set_current_function): Pass &global_options to
12219         cl_target_option_restore.
12220         * config/pdp11/pdp11.h (optimize): Remove.
12221         * config/rs6000/rs6000.h (optimize): Remove.
12222         * config/sh/sh.h (optimize): Remove.
12223         * config/xtensa/xtensa.h (optimize): Remove.
12224         * coretypes.h (struct gcc_options): Declare.
12225         * diagnostic.c (diagnostic_initialize): Initialize
12226         context->option_state.
12227         (diagnostic_report_diagnostic): Pass option_state to
12228         option_enabled hook.
12229         * diagnostic.h (diagnostic_context.option_enabled): Add void *
12230         parameter.
12231         (diagnostic_context.option_state): New field.
12232         * final.c (final_start_function, final, final_scan_insn): Rename
12233         optimize parameter to optimize_p.
12234         * flags.h (optimize, optimize_size): Remove.
12235         * function.c (invoke_set_current_function_hook): Pass
12236         &global_options to cl_optimization_restore.
12237         * gcc.c (driver_handle_option): Take gcc_options parameter.
12238         Assert that it is &global_options.
12239         (process_command): Pass &global_options to read_cmdline_option.
12240         * ipa-pure-const.c (suggest_attribute): Pass &global_options to
12241         option_enabled.
12242         * lto-opts.c (lto_reissue_options): Use option_flag_var.  Pass
12243         &global_options to set_option.
12244         * opts-common.c (handle_option, handle_generated_option,
12245         read_cmdline_option, set_option): Take explicit gcc_options
12246         parameters.  Use option_flag_var.
12247         (option_flag_var): New.
12248         * opts.c (common_handle_option, lang_handle_option,
12249         target_handle_option): Take gcc_options parameter.  Assert that it
12250         is &global_options.
12251         (read_cmdline_options): Pass &global_options to read_cmdline_option.
12252         (print_filtered_help): Use option_flag_var.  Pass &global_options
12253         to option_enabled.
12254         (common_handle_option): Use option_flag_var.
12255         (option_enabled): Take opts parameter.  Use option_flag_var.
12256         (get_option_state): Take gcc_options parameter.  Use
12257         option_flag_var.  Pass gcc_options parameter to option_enabled.
12258         (enable_warning_as_error): Pass &global_options to
12259         handle_generated_option.
12260         * opts.h (struct cl_option): Change flag_var to flag_var_offset.
12261         (cl_option_handler_func.handler): Take gcc_options parameter.
12262         (option_enabled, get_option_state, set_option, handle_option,
12263         handle_generated_option, read_cmdline_option): Take gcc_options
12264         parameters.
12265         * toplev.c (optimize, optimize_size): Remove.
12266         (print_switch_values): Pass &global_options to option_enabled.
12267         (option_affects_pch_p): Use option_flag_var.  Pass &global_options
12268         to get_option_state.
12269         (general_init): Initialize global_dc->option_state.
12270         * tree.c (build_optimization_node): Pass &global_options to
12271         cl_optimization_save.
12272         (build_target_option_node): Pass &global_options to
12273         cl_target_option_save.
12275 2010-09-30  Martin Jambor  <mjambor@suse.cz>
12277         * tree-sra.c (type_consists_of_records_p): Do not check for trailing
12278         zero sized bit-fields.
12280 2010-09-30  Nicola Pero  <nicola.pero@meta-innovation.com>
12282         * c-parser.c (c_lex_one_token): When finding a CPP_AT_NAME
12283         Objective-C token, map RID_CLASS to RID_AT_CLASS and similar.
12284         (c_parser_external_declaration): Use RID_AT_CLASS instead of RID_CLASS.
12285         (c_parser_objc_class_declaration): Same change.
12286         (c_parser_objc_try_catch_statement): Use RID_AT_TRY instead of
12287         RID_TRY and RID_AT_CATCH instead of RID_CATCH.
12288         (c_parser_objc_class_instance_variables): Use RID_AT_PRIVATE
12289         instead of RID_PRIVATE, RID_AT_PROTECTED instead of RID_PROTECTED
12290         and RID_AT_PUBLIC instead of RID_PUBLIC.
12291         (c_parser_statement_after_labels): Use RID_AT_TRY instead of
12292         RID_TRY and RID_AT_CATCH instead of RID_CATCH.
12294 2010-09-30  Tom G. Christensen  <tgc@jupiterrise.com>
12296         * doc/install.texi (Binaries): Update link to HP-UX porting centre.
12297         Add links to current providers of packages for Solaris and IRIX.
12299 2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>
12301         Merge from 'apple/trunk' branch on FSF servers.
12302         * c-parser.c: Applied change originally in c-parse.in.
12304         2005-10-04  Fariborz Jahanian  <fjahanian@apple.com>
12306         Radar 4281748
12307         * c-decl.c (start_decl): Check for redeclaration of class name.
12308         * c-parse.in (after_type_declarator): Recognize CLASSNAME.
12310 2010-09-29  Steve Ellcey  <sje@cup.hp.com>
12312         * config/ia64/ia64.c (ia64_builtin_decl): New.
12313         (TARGET_BUILTIN_DECL): Define.
12314         (ia64_builtins): New.
12315         (ia64_init_builtins): Save decls in ia64_builtins.
12317 2010-09-29  Bernd Schmidt  <bernds@codesourcery.com>
12319         PR target/40457
12320         * postreload.c (move2add_use_add2_insn): Use full_costs for comparison.
12321         (move2add_use_add3_insn): Likewise.
12322         (reload_cse_move2add): Likewise.
12323         * rtlanal.c (get_full_rtx_cost): New function.
12324         * rtl.h (struct full_rtx_costs): New.
12325         (init_costs_to_max, init_costs_to_zero, costs_lt_p,
12326         costs_add_n_insns): New inline functions.
12327         (get_full_rtx_cost): Declare.
12329         PR c/45054
12330         * reload1.c (replace_pseudos_in): Use eliminate_regs_1, allowing
12331         invariants.  Check for reg_equiv_invariant.
12332         (reload): Assert that spilled_pseudos is empty when returning.
12334 2010-09-29  Kai Tietz  <kai.tietz@onevision.com>
12336         * config/i386/mingw32.h (TARGET_64BIT): replaced by
12337         TARGET_64BIT_DEFAULT in #if check.
12339 2010-09-29  Jack Howarth  <howarth@bromo.med.uc.edu>
12341         * varasm.c (assemble_alias): Add error message for unsupported ifunc.
12343 2010-09-29  Mike Stump  <mikestump@comcast.net>
12345         * config/darwin.h (flag_mkernel): Remove.
12346         (flag_apple_kext): Likewise.
12348 2010-09-29  Joseph Myers  <joseph@codesourcery.com>
12349             Jack Howarth  <howarth@bromo.med.uc.edu>
12351         * config/darwin.opt (undefined): Add.
12353 2010-09-29  Nathan Sidwell  <nathan@codesourcery.com>
12355         PR testsuite/45664
12356         * configure.ac: Add --enable-indirect-function option.
12357         * config.gcc: Add default_gnu_indirect_function.
12358         * config.in (HAVE_GAS_INDIRECT_FUNCTION): Rename to ...
12359         (HAVE_GNU_INDIRECT_FUNCTION): ... this.
12360         * varasm.c (do_assemble_alias): Adjust for macro name change.
12361         * configure: Rebuilt.
12362         * doc/install.texi: Document --enable-indirect-function.
12364 2010-09-29  Joseph Myers  <joseph@codesourcery.com>
12366         * doc/options.texi (Variable, Var, Init): Update documentation
12367         without reference to VarExists.
12368         (VarExists): Remove.
12369         * common.opt, config/i386/i386.opt, config/linux.opt,
12370         config/rs6000/rs6000.opt, config/sh/sh.opt, config/spu/spu.opt:
12371         Don't use VarExists.
12373 2010-09-29  Joseph Myers  <joseph@codesourcery.com>
12375         * optc-gen.awk: Generate global_options initializer instead of
12376         individual variables.  Add x_ prefix to names of structure members.
12377         * opth-gen.awk: Generate gcc_options structure.  Add x_ prefix to
12378         names of structure members.
12379         * doc/tm.texi.in (HARD_FRAME_POINTER_IS_FRAME_POINTER,
12380         HARD_FRAME_POINTER_IS_ARG_POINTER): Document.
12381         * doc/tm.texi: Regenerate.
12382         * alias.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
12383         * builtins.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER.
12384         * c-parser.c (disable_extension_diagnostics,
12385         restore_extension_diagnostics): Update names of cpp_options members.
12386         * combine.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
12387         * common.opt (fcompare-debug-second): Don't use Var.
12388         * config/alpha/alpha.h (target_flags): Remove.
12389         * config/arm/arm.h (HARD_FRAME_POINTER_IS_FRAME_POINTER,
12390         HARD_FRAME_POINTER_IS_ARG_POINTER): Define.
12391         * config/bfin/bfin.h (target_flags): Remove.
12392         * config/cris/cris.h (target_flags): Remove.
12393         * config/i386/i386-c.c (ix86_pragma_target_parse): Update names of
12394         cl_target_option members.
12395         * config/i386/i386.c (ix86_force_align_arg_pointer): Remove.
12396         (ix86_function_specific_print, ix86_valid_target_attribute_tree,
12397         ix86_can_inline_p): Update names of cl_target_option members.
12398         * config/i386/i386.h (ix86_isa_flags): Remove.
12399         * config/lm32/lm32.h (target_flags): Remove.
12400         * config/mcore/mcore.h (mcore_stack_increment): Remove.
12401         * config/mcore/mcore.md (addsi3): Remove extern declaration of
12402         flag_omit_frame_pointer.
12403         * config/mep/mep.h (target_flags): Remove.
12404         * config/mips/mips.h (HARD_FRAME_POINTER_IS_FRAME_POINTER,
12405         HARD_FRAME_POINTER_IS_ARG_POINTER): Define.
12406         * config/mmix/mmix.h (target_flags): Remove.
12407         * config/rs6000/rs6000.h (rs6000_xilinx_fpu, flag_pic,
12408         flag_expensive_optimizations): Remove.
12409         * config/s390/s390.h (flag_pic): Remove.
12410         * config/score/score-conv.h (target_flags): Remove.
12411         * config/sh/sh.h (sh_fixed_range_str): Remove.
12412         * config/spu/spu.h (target_flags, spu_fixed_range_string): Remove.
12413         * dbxout.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER
12414         * df-scan.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
12415         * diagnostic.c (diagnostic_initialize): Update names of
12416         diagnostic_context members.
12417         * diagnostic.h (diagnostic_context): Rename inhibit_warnings and
12418         warn_system_headers.
12419         (diagnostic_report_warnings_p): Update for new names.
12420         * dwarf2out.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER
12421         * emit-rtl.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER and
12422         HARD_FRAME_POINTER_IS_ARG_POINTER.
12423         * flags.h (flag_compare_debug): Declare.
12424         * ira.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
12425         * opts.c (flag_compare_debug): Define.
12426         (common_handle_option): Update names of diagnostic_context
12427         members.  Handle -fcompare-debug-second.
12428         (fast_math_flags_struct_set_p): Update names of cl_optimization
12429         members.
12430         * reginfo.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
12431         * regrename.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
12432         * reload.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
12433         * reload1.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
12434         * resource.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER.
12435         * rtl.h (HARD_FRAME_POINTER_IS_FRAME_POINTER,
12436         HARD_FRAME_POINTER_IS_ARG_POINTER): Define and use.
12437         * sel-sched.c: Use HARD_FRAME_POINTER_IS_FRAME_POINTER
12438         * stmt.c: Use HARD_FRAME_POINTER_IS_ARG_POINTER.
12440 2010-09-29  Hariharan Sandanagobalane  <hariharan@picochip.com>
12442         * config/picochip/picochip.c (picochip_output_internal_label):
12443         This function can now be called for debug CFI labels, which can come
12444         in the middle of a vliw instruction.  Postpone until end of vliw.
12446 2010-09-29  Richard Guenther  <rguenther@suse.de>
12448         * tree.h (SCOPE_FILE_SCOPE_P): New macro.
12449         (DECL_FILE_SCOPE_P): Use it.
12450         (TYPE_FILE_SCOPE_P): New macro.
12452 2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>
12454         * c-parser.c (c_lex_one_token): In Objective-C, when dealing with
12455         a CPP_NAME which is a reserved word, clearly separate cases for
12456         OBJC_IS_PQ_KEYWORD, OBJC_IS_AT_KEYWORD and OBJC_IS_CXX_KEYWORD.
12458 2010-09-29  Nicola Pero  <nicola.pero@meta-innovation.com>
12460         * c-parser.c (c_lex_one_token): In Objective-C, do not replace
12461         token->value with the canonical spelling.  Do exactly like C and
12462         C++ and leave it as it is.
12464 2010-09-28  Richard Henderson  <rth@redhat.com>
12466         * config/alpha/alpha.c (alpha_builtins): New.
12467         (alpha_builtin_decl, TARGET_BUILTIN_DECL): New.
12468         (alpha_builtin_function): New.
12469         (alpha_add_builtins, alpha_init_builtins): Use it.
12471 2010-09-28  Nicola Pero  <nicola.pero@meta-innovation.com>
12473         * doc/standards.texi (Standards): Expanded the section on
12474         Objective-C and Objective-C++.
12476 2010-09-28  DJ Delorie  <dj@redhat.com>
12478         PR target/45800
12479         * config/m32c/m32c.c (m32c_subreg): Force adjustment of subregs of
12480         volatile MEMs.
12482 2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>
12484         * c-parser.c (c_parser_declaration_or_fndef): Diagnose incorrect prefix
12485         attributes on methods.
12486          (c_parser_objc_method_definition): Handle attributes.
12487         (c_parser_objc_methodproto): Likewise.
12488         (c_parser_objc_maybe_method_attributes): New.
12489         (c_parser_objc_method_decl): Handle attributes, add a diagnostic for a
12490         missing definition, similar to that in ObjC++.
12492 2010-09-28  Richard Henderson  <rth@redhat.com>
12494         * defaults.h (DWARF2_UNWIND_INFO): Don't depend on TARGET_UNWIND_INFO.
12495         (MUST_USE_SJLJ_EXCEPTIONS): Remove.
12496         (CONFIG_SJLJ_EXCEPTIONS): Remove.
12497         (STACK_OLD_CHECK_PROTECT): Use targetm.except_unwind_info.
12498         (STACK_CHECK_PROTECT): Likewise.
12499         * dwarf2out.c (DWARF2_UNWIND_INFO, DWARF2_FRAME_INFO): Poison.
12500         (dwarf2out_do_frame): Use debug_unwind_info and except_unwind_info.
12501         (dwarf2out_do_cfi_asm, dwarf2out_begin_prologue): Likewise.
12502         (dwarf2out_frame_init, dwarf2out_frame_finish): Likewise.
12503         (dwarf2out_assembly_start): Likewise.
12504         * except.c (init_eh): Use targetm.except_unwind_info.
12505         (finish_eh_generation, gate_convert_to_eh_region_ranges): Likewise.
12506         (output_one_function_exception_table): Likewise.
12507         * final.c: Unconditionally include dwarf2out.h.
12508         (final_start_function): Unconditionally call dwarf2out routines.
12509         (final_end_function, final_scan_insn): Likewise.
12510         * function.c (expand_function_end): Use targetm.except_unwind_info.
12511         * opts.c (decode_options): Use targetm.except_unwind_info.
12512         * system.h (USING_SJLJ_EXCEPTIONS, TARGET_UNWIND_INFO): Poison.
12513         * target.def (debug_unwind_info, except_unwind_info): New.
12514         * target.h (enum unwind_info_type): New.
12515         * targhooks.c (default_debug_unwind_info): New.
12516         (default_except_unwind_info): New.
12517         (dwarf2_except_unwind_info, sjlj_except_unwind_info): New.
12518         * targhooks.h: Declare them.
12519         * tree-tailcall.c: Include "target.h"
12520         (suitable_for_tail_call_opt_p): Use targetm.except_unwind_info.
12521         * Makefile.in (tree-tailcall.o): Update.
12522         * tree.c (build_common_builtin_nodes): Use targetm.except_unwind_info.
12523         (lhd_gcc_personality): Likewise.
12525         * doc/tm.texi.in (TARGET_UNWIND_INFO): Remove.
12526         (TARGET_EXCEPT_UNWIND_INFO): New.
12527         (DWARF2_UNWIND_INFO): Update.
12528         (TARGET_DEBUG_UNWIND_INFO): New.
12529         * doc/tm.texi: Rebuild.
12531         * c-family/c-cppbuiltin.c (c_cpp_builtins): Use
12532         targetm.except_unwind_info.
12534         * config/arm/arm.c (TARGET_EXCEPT_UNWIND_INFO): New.
12535         (arm_except_unwind_info): New.
12536         (arm_compute_func_type): Use it.
12537         (arm_expand_prologue, thumb_pushpop): Likewise.
12538         (thumb1_expand_prologue, thumb1_output_function_prologue): Likewise.
12539         (arm_unwind_emit, arm_output_fn_unwind): Likewise.
12540         * config/arm/bpabi.h (ARM_UNWIND_INFO): Rename from TARGET_UNWIND_INFO.
12541         * config/arm/arm.h (ARM_UNWIND_INFO): Likewise.
12542         (DWARF2_UNWIND_INFO): Remove.
12543         (MUST_USE_SJLJ_EXCEPTIONS): Remove.
12544         (ARM_EABI_UNWIND_TABLES): Remove.
12546         * config/ia64/ia64.c (ia64_debug_unwind_info): New.
12547         (TARGET_DEBUG_UNWIND_INFO, TARGET_EXCEPT_UNWIND_INFO): New.
12548         (ia64_except_unwind_info): New.
12549         (ia64_output_function_prologue): Use it.
12550         (ia64_add_bundle_selector_before): Likewise.
12551         (ia64_reorg, ia64_asm_unwind_emit): Likewise.
12552         * config/ia64/ia64.h (DWARF2_FRAME_INFO): Remove.
12553         (TARGET_UNWIND_INFO): Remove.
12555         * config/pa/pa.c (pa_option_override): Use targetm.except_unwind_info.
12557 2010-09-28  Iain Sandoe  <iains@gcc.gnu.org>
12559         * c-parser.c (c_parser_objc_class_definition): Adjust prototype.
12560         (c_parser_objc_protocol_definition): Likewise.
12561         (c_parser_external_declaration): Provide dummy attribute arguments.
12562         (c_parser_declaration_or_fndef): Parse prefix attributes for ObjC.
12563         (c_parser_objc_class_definition): Handle attributes.
12564         (c_parser_objc_protocol_definition): Likewise.
12566 2010-09-28  Tobias Burnus  <burnus@net-b.de>
12568         PR fortran/40569
12569         PR fortran/40568
12570         * toplev.h (save_decoded_options, save_decoded_options_count):
12571         New global variables.
12572         * toplev.c (save_decoded_options, save_decoded_options_count):
12573         Export variables.
12575 2010-09-28  Ian Lance Taylor  <iant@google.com>
12577         * config/i386/i386.c (ix86_supports_split_stack): Test
12578         HAVE_GAS_CFI_PERSONALITY_DIRECTIVE rather than dwarf2out_do_cfi_asm.
12580 2010-09-28  Ian Lance Taylor  <iant@google.com>
12582         PR target/45815
12583         * opts.c (decode_options): Don't test whether the target supports
12584         split stack if flag_split_stack == 0.
12586 2010-09-28  Jan Hubicka  <jh@suse.cz>
12588         * builtin-attrs.def (ATTR_LEAF): New attribute.
12589         (ATTR_NOVOPS_LEAF_LIST, ATTR_LEAF_LIST, ATTR_NOTHROW_LEAF_LIST,
12590         ATTR_CONST_NOTHROW_LEAF_LIST, ATTR_PURE_NOTHROW_LEAF_LIST,
12591         ATTR_PURE_NOTHROW_NOVOPS_LEAF_LIST, ATTR_NORETURN_NOTHROW_LEAF_LIST,
12592         ATTR_MALLOC_NOTHROW_LEAF_LIST, ATTR_SENTINEL_NOTHROW_LEAF_LIST,
12593         ATTR_NOTHROW_NONNULL_LEAF, ATTR_CONST_NOTHROW_NONNULL_LEAF,
12594         ATTR_CONST_NOTHROW_TYPEGENERIC_LEAF, ATTR_PURE_NOTHROW_NONNULL_LEAF,
12595         ATTR_MALLOC_NOTHROW_NONNULL_LEAF): New attribute lists.
12596         * sync-builtins.def: Annotate all builtins by leaf.
12597         * omp-builtins.def: Annotate all builtins by leaf.
12598         * builtins.def: Annotate relevant builtins with leaf attribute.
12599         (ATTR_MATHFN_ERRNO, ATTR_MATHFN_FPROUNDING,
12600         ATTR_MATHFN_FPROUNDING_ERRNO, ATTR_MATHFN_FPROUNDING_STORE): Make
12601         leaf.
12603 2010-09-28  Jan Hubicka  <jh@suse.cz>
12605         * tree-ssa-ccp.c (fold_ctor_reference): New function.
12606         (fold_const_aggregate_ref): Use it.
12607         * fold-const.c (canonicalize_constructor_val): Check that we don't fold
12608         into external static.
12610 2010-09-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12612         PR target/44452
12613         * config/i386/i386.opt (mvect8-ret-in-mem): Define.
12614         * config/i386/i386.c (ix86_target_string): Handle -mvect8-ret-in-mem.
12615         (ix86_solaris_return_in_memory): Remove.
12616         * config/i386/i386-protos.h (ix86_solaris_return_in_memory): Remove.
12617         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove.
12618         (TARGET_SUBTARGET_DEFAULT): Redefine.
12619         * config/i386/sol2-10.h (TARGET_SUBTARGET_DEFAULT): Update comment.
12620         * config/i386/vx-common.h (SUBTARGET_RETURN_IN_MEMORY): Remove.
12621         (TARGET_SUBTARGET_DEFAULT): Redefine.
12622         * doc/invoke.texi (Option Summary, i386 and x86-64 Options): Add
12623         -mvect8-ret-in-mem.
12624         (i386 and x86-64 Options): Document -mvect8-ret-in-mem.
12626 2010-09-29  Alan Modra  <amodra@gmail.com>
12628         PR target/45807
12629         * config/rs6000/aix.h (SETUP_FRAME_ADDRESSES): Delete.
12630         * config/rs6000/linux64.h (SETUP_FRAME_ADDRESSES): Delete.
12631         * config/rs6000/rs6000-protos.h (rs6000_aix_emit_builtin_unwind_init):
12632         Delete.
12633         * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init): Delete.
12634         (rs6000_emit_prologue): Don't just create frame save info for r2,
12635         actually save r2.
12637 2010-09-28  Richard Henderson  <rth@redhat.com>
12639         * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Output 8 bytes
12640         when 8 bytes are requested.
12642 2010-09-28  Tristan Gingold  <gingold@adacore.com>
12644         * config/avr/avr.c (expand_prologue): Set
12645         current_function_static_stack_size.
12647 2010-09-28  Tristan Gingold  <gingold@adacore.com>
12649         * config/alpha/alpha.md: Change the initial condition of the
12650         probing loop.
12652 2010-09-28  Uros Bizjak  <ubizjak@gmail.com>
12654         * config/i386/sse.md (*avx_<umaxmin:code><mode>3):
12655         Split from *avx_<maxmin:code><mode>3.
12656         (*avx_<smaxmin:code><mode>3): Ditto.
12657         * config/i386/i386.md (maxmin): Remove code iterator.
12659 2010-09-27  Ian Lance Taylor  <iant@google.com>
12661         * config/i386/i386.c (ix86_supports_split_stack): -fsplit-stack
12662         requires assembler support for CFI directives.
12664 2010-09-27  Richard Henderson  <rth@redhat.com>
12666         * dwarf2out.c (dwarf2out_cfi_label): Use ASM_OUTPUT_DEBUG_LABEL.
12668 2010-09-27  Hans-Peter Nilsson  <hp@axis.com>
12670         * emit-rtl.c (reorder_insns_nobb) [ENABLE_CHECKING]: Sanity-check
12671         that AFTER is not in the range FROM..TO, inclusive.
12673 2010-09-27  Hans-Peter Nilsson  <hp@axis.com>
12674             Bernd Schmidt  <bernds@codesourcery.com>
12676         PR rtl-optimization/45792
12677         * cfgcleanup.c (try_head_merge_bb): New rtx vector nextptr.
12678         If not all insns are to be merged, for each edge, stash the
12679         next candidate after the to-be-merged insns before doing the
12680         merge, and use them for the retry at the new insertion point.
12681         Handle CC0 targets when retrying.
12683 2010-09-27  Ian Lance Taylor  <iant@google.com>
12685         * common.opt (fsplit-stack): New option.
12686         * opts.c (decode_options): Set flag_split_stack to final value.
12687         * target.def (supports_split_stack): New hook.
12688         * gcc.c (STACK_SPLIT_SPEC): Define.
12689         (LINK_COMMAND_SPEC): Use STACK_SPLIT_SPEC.
12690         * doc/invoke.texi (Option Summary): Mention -fsplit-stack.
12691         (Code Gen Options): Document -fsplit-stack.
12692         * doc/extend.texi (Function Attributes): Mention no_split_stack.
12693         (Function Attributes): Document no_split_stack.
12694         * doc/tm.texi.in (Stack Smashing Protection): Add @hook
12695         TARGET_SUPPORTS_SPLIT_STACK.
12696         * doc/tm.texi: Rebuild.
12697         * function.c (thread_prologue_and_epilogue_insns): If
12698         flag_split_stack, add split stack prologue.
12699         * explow.c (allocate_dynamic_stack_space): Support -fsplit-stack.
12700         * varasm.c (saw_no_split_stack): New static variable.
12701         (assemble_start_function): Set saw_no_split_stack if the function
12702         has the no_split_stack attribute.
12703         (file_end_indicate_split_stack): New function.
12704         * output.h (file_end_indicate_split_stack): Declare.
12705         * libgcc-std.ver (GCC_4.6.0): Add -fsplit-stack support variables
12706         and function.
12707         * doc/libgcc.texi (Miscellaneous routines): Document -fsplit-stack
12708         routines.
12709         * config/i386/i386.c (ix86_option_override_internal): Don't set
12710         expand_builtin_va_start to NULL if -fsplit-stack.
12711         (ix86_function_regparm): Reduce local regparm by 1 for 32-bit
12712         -fsplit-stack.
12713         (ix86_va_start): If -fsplit-stack, get overflow pointer from
12714         scratch register set by prologue.
12715         (ix86_code_end): If -fsplit-stack, call
12716         file_end_indicate_split_stack.
12717         (ix86_supports_split_stack): New static function.
12718         (SPLIT_STACK_AVAILABLE): Define.
12719         (split_stack_prologue_scratch_regno): New static function.
12720         (split_stack_fn): New static variable.
12721         (ix86_expand_split_stack_prologue): New function.
12722         (ix86_live_on_entry): New static function.
12723         (ix86_legitimate_address_p): Handle UNSPEC_STACK_CHECK.
12724         (output_pic_addr_const): Likewise.
12725         (i386_asm_output_addr_const_extra): Likewise.
12726         (ix86_expand_call): Change return type to rtx.  Return the new
12727         call instruction.
12728         (TARGET_SUPPORTS_SPLIT_STACK): Define.
12729         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12730         * config/i386/i386.md (UNSPEC_STACK_CHECK): Define.
12731         (split_stack_prologue, split_stack_return): New insns.
12732         (split_stack_space_check): New insn.
12733         * config/i386/i386.h (struct machine_function): Add
12734         split_stack_varargs_pointer field.
12735         * config/i386/linux.h (TARGET_CAN_SPLIT_STACK): Define.
12736         (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
12737         * config/i386/linux64.h (TARGET_CAN_SPLIT_STACK): Define.
12738         (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
12739         * config/i386/i386-protos.h (ix86_expand_split_stack_prologue):
12740         Declare.
12741         (ix86_expand_call): Update declaration.
12743 2010-09-27  Nicola Pero  <nicola.pero@meta-innovation.com>
12745         * doc/objc.texi (Type encoding): Added the new 'long double' (D)
12746         code.  Added byref, which was missing in the list of codes.
12747         Explain that enumeration values are encoded as the integer type
12748         that the compiler uses to store them.  Explain and make examples
12749         of how 'const' interacts with pointers, and the complication of
12750         the encoding of 'const char *'.
12751         (Legacy type encoding): New subsection, explaining that GCC emits
12752         incorrect type encodings for the NeXT runtime for compatibility
12753         reasons.
12754         (@@encode): New subsection, explaining @encode and particularly
12755         that protocol qualifiers are not recognized inside an @encode()
12756         expression.
12757         (Method signatures): New subsection, explaining how method
12758         signatures are encoded.
12760 2010-09-27  Nicola Pero  <nicola.pero@meta-innovation.com>
12762         Merge from 'apple/trunk' branch on FSF servers.  Removed small
12763         change in build_conditional_expr that had been added when fixing
12764         PR objc/27377 and which did the same check in a less complete way.
12766         2005-12-15  Fariborz Jahanian  <fjahanian@apple.com>
12768         Radar 4229905
12769         * c-typeck.c (build_conditional_expr): Call objc_have_common_type when
12770         looking for objective-c common pointer types.
12772         2005-06-22  Ziemowit Laski  <zlaski@apple.com>
12774         Radar 4154928
12775         * c-typeck.c (build_conditional_expr): For two ObjC pointer types,
12776         use their ObjC common type.
12778 2010-09-27  Richard Guenther  <rguenther@suse.de>
12780         * dbxout.c (dbxout_symbol): Use DECL_FILE_SCOPE_P.
12782 2010-09-27  Jie Zhang  <jie@codesourcery.com>
12784         * print-tree.c (print_node): Print in-constant-pool.
12786 2010-09-27  Uros Bizjak  <ubizjak@gmail.com>
12788         * config/i386/i386.h (CLASS_MAX_NREGS): Also handle XCmode.
12789         (UNITS_PER_WORD): Define only when IN_LIBGCC2 is undefined.
12790         (MOVE_MAX_PIECES): Redefine using UNITS_PER_WORD.
12791         (ASM_OUTPUT_AVX_PREFIX): Simplify pointer addition.
12793 2010-09-26  Uros Bizjak  <ubizjak@gmail.com>
12795         * config/i386/i386.md (pro_epilogue_adjust_stack_<mode>_add): Merge
12796         from pro_epilogue_adjust_stack_<mode>_{1,2}.
12797         (pro_epilogue_adjust_stack_<mode>_add): Rename from
12798         pro_epilogue_adjust_stack_<mode>_3.
12799         * config/i386/i386.c (pro_epilogue_adjust_stack): Update for
12800         renamed pro_epilogue_adjust_stack_{si,di}_add.
12801         (ix86_expand_prologue): Use indirect functions.  Update for renamed
12802         pro_epilogue_adjust_stack_{si,di}_sub.
12804 2010-09-26  Uros Bizjak  <ubizjak@gmail.com>
12806         * config/i386/i386.md (movmsk_df): New insn.
12807         (signbitdf): Split out of signbit<mode>2.  Generate movmsk_df
12808         sequence for TARGET_SSE_MATH.
12810 2010-09-26  Richard Sandiford  <rdsandiford@googlemail.com>
12812         * config/mips/mips.c (mips_builtin_decls): Declare.
12813         (mips_init_builtins): Store function declarations in
12814         mips_builtin_decls.
12815         (mips_builtin_decl): New function.
12816         (TARGET_BUILTIN_DECL): Define.
12818 2010-09-25  Kai Tietz  <kai.tietz@onevision.com>
12819             Richard Henderson  <rth@redhat.com>
12821         * config/i386/cygwin.asm: Include auto-host.h.
12822         (cfi_startproc, cfi_endproc, cfi_adjust_cfa_offset,
12823         cfi_def_cfa_register, cfi_register, cfi_push, cfi_pop): New macros.
12824         (__chkstk, __alloca): Annotate for dwarf2 unwind info.  Drop
12825         alignment code from the 64-bit path.  Use gas local labels.
12826         * config/i386/i386.md (pro_epilogue_adjust_stack_<mode>_2): Macroize
12827         from _di_2.  Remove the useless constant integer argument.
12828         (pro_epilogue_adjust_stack_<mode>_3): New.
12829         (allocate_stack_worker_probe_<mode>): Macroize from
12830         allocate_stack_worker_{32,64}.  Use __chkstk_ms.  Update all users.
12831         * config/i386/i386.c (ix86_expand_prologue): Use __chkstk_ms;
12832         use gen_pro_epilogue_adjust_stack_*_3 and annotate it.
12833         (__chkstk_ms): New function.
12834         * config/i386/t-cygming (LIB1ASMFUNCS): Add _chkstk_ms.
12835         * config/i386/t-interix: Likewise.
12836         * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Export for target.
12837         (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
12838         (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): Likewise.
12839         * configure, config.in: Rebuild.
12841 2010-09-25  Eric Botcazou  <ebotcazou@adacore.com>
12843         * tree-inline.c (copy_bb): Use GSI_CONTINUE_LINKING when inserting new
12844         statements because of the return slot optimization.
12846 2010-09-25  Anatoly Sokolov  <aesok@post.ru>
12848         * config/avr/avr.h (CLASS_LIKELY_SPILLED_P): Remove.
12849         * config/avr/avr-protos.h (class_likely_spilled_p): Remove.
12850         * config/avr/avr.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
12851         (class_likely_spilled_p): Rename to...
12852         (avr_class_likely_spilled_p): ...this. Make static. Change argument
12853         type to reg_class_t.
12855 2010-09-24  Jan Hubicka  <jh@suse.cz>
12857         * lto-symtab.c (lto_symtab_entry_def): Add guessed field.
12858         (lto_symtab_resolve_symbols): Set it.
12859         (lto_symtab_merge_decls_1): Do not compute used_from_object_file;
12860         store resolution field in cgraph/varpool.
12861         * cgraph.c (cgraph_same_body_alias, cgraph_add_thunk): Return node.
12862         (cgraph_get_node_or_alias, cgraph_get_node_or_alias): Constify.
12863         (cgraph_dump_node): Drop used_from_object_file.
12864         (cgraph_clone_node, cgraph_create_virtual_clone): Likewise.
12865         (cgraph_function_body_availability): Use decl_replaceable_p.
12866         (cgraph_make_node_local): Set resolution to LDPR_PREVAILING_DEF_IRONLY.
12867         (cgraph_can_remove_if_no_direct_calls_and_refs): Use
12868         cgraph_used_from_object_file_p.
12869         (cgraph_will_be_removed_from_program_if_no_direct_calls): Use
12870         cgraph_used_from_object_file_p.
12871         (resolution_used_from_other_file_p): New functoin.
12872         (cgraph_used_from_object_file_p): New predicate.
12873         * cgraph.h: Include plugin-api.h
12874         (struct cgraph_local_info): Remove used_from_object_file.
12875         (struct cgraph_node): Add resolution field.
12876         (struct varpool_node): Likewise; remove used_from_object_file;
12877         reove const_value_known.
12878         (cgraph_get_node, cgraph_get_node_or_alias, cgraph_node,
12879         cgraph_same_body_alias, cgraph_add_thunk): Update prototypes.
12880         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
12881         varpool_used_from_object_file_p): Declare.
12882         (varpool_get_node, varpool_extra_name_alias): Update prototype.
12883         * tree.h (DECL_REPLACEABLE_P): Remove.
12884         (decl_replaceable_p, decl_binds_to_current_def_p): Declare.
12885         * final.c (rest_of_clean_state): Use decl_binds_to_current_def_p.
12886         * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
12887         input_overwrite_node, input_node, input_varpool_node): Stream
12888         resolution.
12889         * expr.c (expand_expr_real_1): Use const_value_known_p
12890         * ipa.c (ipa_discover_readonly_nonaddressable_var): Do not set
12891         const_value_known.
12892         (cgraph_externally_visible_p): Use cgraph_used_from_object_file_p.
12893         (function_and_variable_visibility): Set resolution for local vars
12894         and functions; use varpool_used_from_object_file_p.
12895         * varasm.c (resolution_to_local_definition_p, resolution_local_p): New
12896         static functions.
12897         (default_binds_local_p_1): Use resolutoin info.
12898         (decl_binds_to_current_def_p, decl_replaceable_p): New functions.
12899         * varpool.c (varpool_get_node): Constify.
12900         (const_value_known_p): Do not use vnode->const_value_known;
12901         use decl_replaceable_p.
12902         (varpool_finalize_decl): Do not set const_value_known.
12903         (cgraph_variable_initializer_availability): Use decl_replaceable_p
12904         (varpool_extra_name_alias): Return new node.
12905         (varpool_used_from_object_file_p): New function.
12907 2010-09-24  Richard Henderson  <rth@redhat.com>
12909         * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): New.
12910         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): New.
12911         (do_spill): Use REG_CFA_OFFSET.
12912         (ia64_expand_prologue): Use REG_CFA_ADJUST_CFA and REG_CFA_REGISTER
12913         as appropriate.
12914         (ia64_expand_epilogue): Likewise.
12915         (process_set): Split into ...
12916         (process_cfa_adjust_cfa): this,
12917         (process_cfa_register): this,
12918         (process_cfa_offset): and this new function.
12919         (ia64_asm_unwind_emit): Use them.  Expect REG_CFA_* notes
12920         instead of REG_FRAME_RELATED_EXPR.
12922 2010-09-24  Olivier Hainque  <hainque@adacore.com>
12924         * config/i386/vx-common.h (DBX_REGISTER_NUMBER): Reinstate.
12926 2010-09-24  Jan Hubicka  <jh@suse.cz>
12928         * doc/extend.texi: (attribute leaf): Document.
12929         * tree.c (local_define_builtin): Handle ECF_LEAF.
12930         (build_common_builtin_nodes): Set ECF_LEAF where needed.
12931         * tree.h (ECF_LEAF): New.
12932         * ipa-reference.c (propagate_bits): For leaf calls propagate ever
12933         overwrittable and unavailable functions.
12934         (ipa_init): Put all_module_statics into optimization_summary_obstack.
12935         (copy_global_bitmap): Do not copy all_module_statics.
12936         (read_write_all_from_decl): Use cgraph_node argument; handle ECF_LEAF.
12937         (propagate): Handle overwritable and unavailable leaf functions;
12938         initialize global info for overwritable and unavailable leaf functions;
12939         do not free all module statics.
12940         (ipa_reference_get_not_{read,written}_global): Leaf calls don't clobber
12941         local statics.
12942         * calls.c (flags_from_decl_or_type): Handle leaf.
12943         * tree-cfg.c (stmt_can_make_abnormal_goto): Leaf functions can't do
12944         abnormal gotos.
12946 2010-09-24  Basile Starynkevitch  <basile@starynkevitch.net>
12948         * gengtype.c: Reindented.
12949         * gengtype.h: Reindented.
12950         * gengtype-parse.c: Reindented.
12952 2010-09-24  Jan Hubicka  <jh@suse.cz>
12954         PR tree-optimization/45738
12955         PR tree-optimization/45741
12956         * expr.c (string_constant): Allow CONST_DECL too;
12957         check that DECL_INITIAL is set.
12958         * varpool.c (const_value_known_p): Only look into VAR_DECL
12959         and CONST_DECL.
12961 2010-09-24  Joseph Myers  <joseph@codesourcery.com>
12963         * common.opt (undef): New.
12965 2010-09-24  Jakub Jelinek  <jakub@redhat.com>
12967         PR middle-end/45234
12968         * rtl.h (enum global_rtl_index): Add
12969         GR_VIRTUAL_PREFERRED_STACK_BOUNDARY.
12970         (LAST_VIRTUAL_POINTER_REGISTER): Define.
12971         (virtual_preferred_stack_boundary_rtx,
12972         VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM): Define.
12973         (LAST_VIRTUAL_REGISTER): Increase by one.
12974         (REGNO_PTR_FRAME_P): Use LAST_VIRTUAL_POINTER_REGISTER
12975         instead of LAST_VIRTUAL_REGISTER.
12976         * function.c (instantiate_new_reg): Handle
12977         virtual_preferred_stack_boundary_rtx.
12978         * emit-rtl.c (init_virtual_regs): Handle
12979         VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM.
12980         (init_emit_regs): Initialize virtual_preferred_stack_boundary_rtx.
12981         * explow.c (round_push): If crtl->preferred_stack_boundary
12982         is smaller than MAX_SUPPORTED_STACK_ALIGNMENT, use
12983         virtual_preferred_stack_boundary_rtx alignment instead of
12984         crtl->preferred_stack_boundary alignment.
12985         (allocate_dynamic_stack_space): Use CONST_INT_P and REG_P
12986         macros.  Never decrease crtl->preferred_stack_boundary,
12987         use crtl->preferred_stack_boundary or MAX_SUPPORTED_STACK_ALIGNMENT
12988         instead of PREFERRED_STACK_BOUNDARY.  Don't modify
12989         stack_pointer_delta in dynamic allocation, even when size
12990         is constant.
12991         (probe_stack_range, anti_adjust_stack_and_probe): Use CONST_INT_P
12992         macro.
12993         * print-rtl.c (print_rtx): Handle
12994         VIRTUAL_PREFERRED_STACK_BOUNDARY_REGNUM.
12995         * config/alpha/alpha.h (NONSTRICT_REG_OK_FP_BASE_P): Use
12996         LAST_VIRTUAL_POINTER_REGISTER instead of LAST_VIRTUAL_REGISTER.
12997         * config/frv/frv.c (frv_emit_movsi): Likewise.
12998         * config/arm/arm.c (thumb1_legitimate_address_p): Likewise.
12999         * config/rs6000/rs6000.c (virtual_stack_registers_memory_p):
13000         Likewise.
13002         Revert:
13003         2010-09-17  H.J. Lu  <hongjiu.lu@intel.com>
13005         PR middle-end/45234
13006         * calls.c (expand_call): Make sure that all variable sized
13007         adjustments are multiple of preferred stack boundary after
13008         stack alignment.
13010 2010-09-24  Iain Sandoe  <iains@gcc.gnu.org>
13011             Dominique Dhumieres  <dominiq@lps.ens.fr>
13013         PR bootstrap/45751
13014         * config/darwin-driver.c (darwin_default_min_version):
13015         Adjust size passed to memcpy in two places.
13017 2010-09-24  Richard Guenther  <rguenther@suse.de>
13019         * c-decl.c (pop_scope): Always set file-scope DECL_CONTEXT.
13020         Make sure to not call set_type_context with error_mark_node.
13021         * langhooks.c (lhd_set_decl_assembler_name): Use DECL_FILE_SCOPE_P.
13023 2010-09-24  Richard Guenther  <rguenther@suse.de>
13025         * Makefile.in (OBJS-onestep): Remove.
13026         (ALL_HOST_BACKEND_OBJS): Remove libbackend.o.
13027         (libbackend.a): Remove onestep support.
13028         (libbackend.o): Remove.
13029         * configure.ac (--enable-intermodule): Remove.
13030         * configure: Regenerate.
13032 2010-09-24  Bernd Schmidt  <bernds@codesourcery.com>
13034         * cfgcleanup.c (flow_find_head_matching_sequence): Terminate when
13035         reaching the end of a block if it occurs at a DEBUG_INSN.
13037 2010-09-09  Tristan Gingold  <gingold@adacore.com>
13039         PR target/44242
13040         * config/vms/vms-crt0-64.c: Removed.
13041         * config/vms/vms-crt0.c: Removed.
13042         * config/vms/vms-psxcrt0-64.c: Removed.
13043         * config/vms/vms-psxcrt0.c: Removed.
13044         * config/vms/vms-ucrt0.c: New file.
13045         * config/vms/t-vms64: Removed.
13046         * config/vms/t-vms (VMS_EXTRA_PARTS): Uncomment it.  Remove DECC.
13047         Use $(GCC_FOR_TARGET) to build pcrt0.o and vcrt0.o
13048         * config.gcc (alpha-dec-vms): Use t-vms.
13050 2010-09-24  Nicola Pero  <nicola.pero@meta-innovation.com>
13052         * doc/invoke.texi (-fno-nil-receivers): Tidied up line to remove
13053         underfull hbox in DVI output.
13054         (-fobjc-class-cxx-cdtors): Same change.
13055         (-fobjc-exceptions): Tidied up documentation.  Explain what the
13056         option does, but moved the (lenghty) description of the exception
13057         syntax into objc.texi.
13058         (-fobjc-gc): Explain that the option is not useful with the GNU
13059         runtime.
13060         (-fzero-link): Explain that the GNU runtime always works in
13061         "zero-link" mode.
13062         * doc/objc.texi: All sections: simplified @node declarations
13063         removing specification of next, previous, up node.
13064         (Objective-C): Updated introduction.
13065         (Garbage Collection): Updated.  The bohem-gc library is now
13066         included in gcc itself.  Mention that this section only applies to
13067         the GNU Objective-C runtime.
13068         (compatibility_alias): Small tidy up.
13069         (Exceptions): New section mostly containing text previously in the
13070         description of the -fobjc-exception command-line option.
13071         (Synchronization): Same.
13073 2010-09-24  Uros Bizjak  <ubizjak@gmail.com>
13075         * config/i386/i386.md (ix86_code_end): Move the initialization of
13076         xops array near the consumer.  Use AX_REG and SP_REG instead of
13077         numerical constants.
13079 2010-09-24  Nicola Pero  <nicola.pero@meta-innovation.com>
13081         * c-typeck.c (convert_arguments): Use warning 'too many arguments to
13082         method [methodname]' for an Objective-C method instead of the less
13083         satisfactory 'too many arguments to function' (with no method name).
13085 2010-09-23  Eric Botcazou  <ebotcazou@adacore.com>
13087         * tree-flow.h (execute_update_addresses_taken): Remove parameter.
13088         * tree-ssa.c (maybe_optimize_var): Tweak comment and dump messages.
13089         (execute_update_addresses_taken): Remove parameter.  Execute the
13090         optimization unconditionally.
13091         * passes.c (execute_function_todo): Call execute_update_addresses_taken
13092         unconditionally if TODO_rebuild_alias is set, else only when optimizing
13093         if TODO_update_address_taken is set.
13095 2010-09-23  Anatoly Sokolov  <aesok@post.ru>
13097         * config/arm/arm.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13098         * config/arm/arm-protos.h (arm_output_addr_const_extra): Remove.
13099         * config/arm/arm.c (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13100         (arm_output_addr_const_extra): Make static.
13102 2010-09-23  Uros Bizjak  <ubizjak@gmail.com>
13104         * config/i386/i386.md (UNSPECV_NOPS): Rename from UNSPEC_NOPS and
13105         define as unspec_volatile.
13106         ("nops"): Define as unspec_volatile. Use fputs to write to
13107         asm_out_file directly.  Output NOPs on separate lines using while loop.
13108         * config/i386/i386.c (ix86_code_end): Use fputs to write to
13109         asm_out_file directly.  Output NOPs on separate lines using while loop.
13111 2010-09-23  Richard Guenther  <rguenther@suse.de>
13113         PR tree-optimization/45565
13114         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee):
13115         Make sure to adjust the fndecl before replacing the stmt.
13117 2010-09-23  Richard Guenther  <rguenther@suse.de>
13119         PR middle-end/45750
13120         * gimplify.c (gimplify_expr): Properly pass on GS_ERROR when
13121         gimplifying MEM_REF.
13123 2010-09-23  Alan Modra  <amodra@gmail.com>
13125         * config/rs6000/rs6000.c (toc_relative_ok): Delete.
13126         (rs6000_emit_move): Use SYMBOL_REF_LOCAL_P instead.
13128 2010-09-23  Bernd Schmidt  <bernds@codesourcery.com>
13130         PR rtl-optimization/44374
13131         * basic-block.h (enum bb_flags): Add BB_MODIFIED.
13132         * df-core.c (df_set_bb_dirty): Set it.
13133         * ifcvt.c (find_memory): Remove function.
13134         (dead_or_predicable): Use can_move_insns_across.
13135         * df.h (can_move_insns_across): Declare function.
13136         * cfgcleanup.c (block_was_dirty): New static variable.
13137         (try_crossjump_bb, try_forward_edges): Test BB_MODIFIED flag rather
13138         than df_get_bb_dirty.
13139         (try_head_merge_bb): New static function.
13140         (try_optimize_cfg): Call it.  Call df_analyze if block_was_dirty
13141         is set.
13142         * df-problems.c: Include "target.h"
13143         (df_simulate_find_uses): New static function.
13144         (MEMREF_NORMAL, MEMREF_VOLATILE): New macros.
13145         (find_memory, find_memory_store): New static functions.
13146         (can_move_insns_across): New function.
13147         * Makefile.in (df-problems.o): Update dependencies.
13149 2010-09-22  Eric Botcazou  <ebotcazou@adacore.com>
13151         PR java/44095
13152         * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch
13153         is specified and the suffix of the file isn't ".c".
13154         * config/sparc/linux64.h (ASM_SPEC): Likewise.
13156 2010-09-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13158         * doc/contrib.texi (Contributors): Allow URL to wrap in PDF output.
13159         * doc/cppopts.texi: Fix markup of index entry.
13160         * doc/extend.texi (Constructing Calls): Fix markup of
13161         __builtin_va_arg_pack and __builtin_va_arg_pack_len definition.
13162         (Conditionals, C++ Comments, Pragmas, Unnamed Fields, Thread-Local)
13163         (Vague Linkage, C++ Attributes): Fix markup of index entries and
13164         keywords.
13165         * doc/invoke.texi (Option Summary): Fix spacing.  Rewrap to
13166         avoid long lines.
13167         (C Dialect Options, C++ Dialect Options, Warning Options)
13168         (Debugging Options, Spec Files, Darwin Options)
13169         (i386 and x86-64 Options, MIPS Options)
13170         (RS/6000 and PowerPC Options, Code Gen Options): Fix markup of
13171         index entries, avoid abbreviations, allow URLs to wrap, avoid
13172         long lines, avoid overlong pages from long @itemx lists.
13173         * doc/objc.texi (Garbage Collection): Allow URLs to wrap.
13174         * doc/standards.texi (Standards): Likewise.
13175         * doc/trouble.texi (Incompatibilities): Fix markup of index entry.
13177 2010-09-22  Joseph Myers  <joseph@codesourcery.com>
13179         * opts-common.c (prune_options): Make static.  Work with decoded
13180         options.
13181         (decode_cmdline_options_to_array): Call prune_options.  Don't
13182         resize option array here.
13183         * opts.h (prune_options): Remove prototype.
13184         * gcc.c (process_command): Take decoded options; don't call
13185         decode_cmdline_options_to_array here.  Use decoded options for argv[0].
13186         (main): Call decode_cmdline_options_to_array here instead of
13187         prune_options.  Update call to process_command.
13188         * config/darwin-driver.c: Include opts.h.
13189         (darwin_default_min_version): Work with decoded options.  Don't
13190         handle -b or -V here.
13191         * config/darwin.h (darwin_default_min_version): Update prototype.
13192         (GCC_DRIVER_HOST_INITIALIZATION): Update call to
13193         darwin_default_min_version.
13194         * config/i386/cygwin.h (mingw_scan): Update prototype.
13195         (GCC_DRIVER_HOST_INITIALIZATION): Update call to mingw_scan.
13196         * config/i386/cygwin1.c: Include opts.h.
13197         (mingw_scan): Work with decoded options.
13198         * config/i386/t-cygwin (cygwin1.o): Update dependencies.
13199         * config/t-darwin (darwin-driver.o): Update dependencies.
13201 2010-09-22  Joseph Myers  <joseph@codesourcery.com>
13203         * common.opt (-assemble, -compile, -coverage, -debug, -dump,
13204         -dump=, -dumpbase, -dumpdir, -entry, -entry=, -extra-warnings,
13205         -for-assembler, -for-assembler=, -for-linker, -for-linker=,
13206         -force-link, -force-link=, -language, -language=,
13207         -library-directory, -library-directory=, -no-canonical-prefixes,
13208         -no-standard-libraries, -no-warnings, -optimize, -output,
13209         -output=, -pass-exit-codes, -pedantic, -pedantic-errors, -pie,
13210         -pipe, -prefix, -prefix=, -preprocess, -print-file-name,
13211         -print-file-name=, -print-libgcc-file-name,
13212         -print-multi-directory, -print-multi-lib,
13213         -print-multi-os-directory, -print-prog-name, -print-prog-name=,
13214         -print-search-dirs, -print-sysroot, -print-sysroot-headers-suffix,
13215         -profile, -save-temps, -shared, -specs, -specs=, -static,
13216         -symbolic, -time, -verbose, -param=, -sysroot, coverage, e, u,
13217         symbolic): New.
13218         (fhelp, fhelp=, ftarget-help, fversion): Make into aliases.
13219         * gcc.c (A Short Introduction to Adding a Command-Line Option):
13220         Remove comment.
13221         (cc1_options): Correct specs for passing down --help,
13222         --target-help and --help=*.  Add spec for passing down --version.
13223         (struct option_map, option_map, target_option_translations,
13224         translate_options): Remove.
13225         (driver_handle_option): Handle OPT__version, OPT__help, OPT__help_
13226         and OPT__target_help instead of OPT_fversion, OPT_fhelp,
13227         OPT_fhelp_ and OPT_ftarget_help.
13228         (process_command): Don't call translate_options.  Call
13229         decode_cmdline_options_to_array before checking for
13230         -no-canonical-prefixes using decoded options.
13231         * opts-common.c (tm.h): Update comment on #include.
13232         (find_opt): Allow abbreviations of long options.
13233         (struct option_map, option_map): New.
13234         (decode_cmdline_option): Use them instead of hardcoding -Wno, -fno
13235         and -mno handling.
13236         (target_option_translations): New.
13237         (decode_cmdline_options_to_array): Handle
13238         TARGET_OPTION_TRANSLATE_TABLE in driver.
13239         * opts.c (common_handle_option): Don't handle OPT_fhelp,
13240         OPT_ftarget_help, OPT_fhelp_ or OPT_fversion.
13242 2010-09-22  Richard Guenther  <rguenther@suse.de>
13244         * tree-inline.c (optimize_inline_calls): Schedule cleanups
13245         only if we inlined something.  Block compaction and conditional
13246         folding are done by cfg cleanup.  Schedule update-address-taken.
13247         (tree_function_versioning): Remove redundant call to number_blocks.
13248         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Conditional
13249         folding is done by cfg cleanup.
13250         * passes.c (init_optimization_passes): Remove update-address-taken
13251         pass after IPA inlining.
13253 2010-09-22  Chung-Lin Tang  <cltang@codesourcery.com>
13255         * postreload.c (move2add_note_store): Add reg_symbol_ref[] checks
13256         to update conditions. Fix reg_mode[] check.
13258 2010-09-22  Hariharan Sandanagobalane  <hariharan@picochip.com>
13260         * config/picochip/picochip.md (movhicc): Use expand to check whether
13261         movhicc is available and split it after reload.
13263 2010-09-22  Richard Guenther  <rguenther@suse.de>
13265         * tree-ssanames.c (release_dead_ssa_names): Do not remove
13266         callee edges here.
13267         * passes.c (init_optimization_passes): Remove early CFG cleanup.
13268         * tree-optimize.c (execute_cleanup_cfg_pre_ipa): Remove.
13269         (pass_cleanup_cfg): Likewise.
13270         (execute_fixup_cfg): Cleanup.
13271         * tree-pass.h (pass_cleanup_cfg): Remove.
13273 2010-09-22  Martin Jambor  <mjambor@suse.cz>
13275         * gimple-fold.c (fold_gimple_call): New parameter inplace, do not fold
13276         builtins if it is true.
13277         (fold_stmt_1): Call, fold_gimple_call always, pass inplace as a
13278         parameter.
13280 2010-09-22  Martin Jambor  <mjambor@suse.cz>
13282         * tree-sra.c (struct access): New field grp_no_warning.
13283         (create_access_replacement): Set TREE_NO_WARNING according to
13284          grp_no_warning.
13285         (create_artificial_child_access): Use build_ref_for_model and set
13286         grp_no_warning if build_user_friendly_ref_for_offset fails.
13287         (propagate_subaccesses_across_link): Likewise.
13289 2010-09-22  Eric Botcazou  <ebotcazou@adacore.com>
13291         PR target/35664
13292         * config/sparc/constraints.md ('e'): Return NO_REGS if !TARGET_FPU.
13293         ('f'): Likewise.
13295 2010-09-22  Tristan Gingold  <gingold@adacore.com>
13297         * config/alpha/alpha.c (alpha_use_linkage): Initialize target field.
13299 2010-09-22  Uros Bizjak  <ubizjak@gmail.com>
13301         * config/i386/i386.h (MAX_STRINGOP_ALGS): Fix typo in the name.
13302         * config/i386/i386.c (decide_alg): Update for rename.
13304 2010-09-22  Jakub Jelinek  <jakub@redhat.com>
13306         PR rtl-optimization/45739
13307         * simplify-rtx.c (simplify_binary_operation_1): Optimize even
13308         vector mode | CONST0_RTX (mode) and ^ CONST0_RTX (mode).
13310 2010-09-21  Anatoly Sokolov  <aesok@post.ru>
13312         * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): Remove macros.
13313         * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
13314         Remove.
13315         * config/rs6000/rs6000.c (rs6000_output_addr_const_extra): Make static.
13316         (TTARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13318 2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>
13320         PR objc/23710
13321         * c-parser.c (c_parser_objc_method_definition): Check the return
13322         value of objc_start_method_definition and if false is returned,
13323         parse the method definition but emit no code.
13325 2010-09-21  Nicola Pero  <nicola.pero@meta-innovation.com>
13327         PR objc/25965
13328         * c-decl.c (detect_field_duplicates): If compiling Objective-C,
13329         call objc_get_interface_ivars ().
13331 2010-09-21  Kai Tietz  <kai.tietz@onevision.com>
13333         PR target/45694
13334         * config/i386/i386.c (ix86_expand_prologue): Save r10 in case that
13335         static chain-register is used for 64-bit.
13337 2010-09-21  Richard Guenther  <rguenther@suse.de>
13339         * dwarf2out.c (is_cu_die): New function.
13340         (add_pubtype): Use it.
13341         (gen_subprogram_die): Likewise.
13342         (gen_struct_or_union_type_die): Likewise.
13343         (dwarf2out_finish): Likewise.
13344         (comp_unit_die): Rename to ...
13345         (single_comp_unit_die): ... this.
13346         (comp_unit_die): New function lazily constructing and
13347         returning single_comp_unit_die.
13348         (is_cxx, is_fortran, is_ada, debug_dwarf, break_out_comdat_types,
13349         base_type_die, subrange_type_die, modified_type_die,
13350         lower_bound_default, add_bound_info, add_prototyped_attribute,
13351         dwarf2out_vms_debug_main_pointer, scope_die_for, retry_incomplete_types,
13352         dwarf2out_abstract_function, gen_type_die_with_usage, get_context_die,
13353         force_decl_die, gen_namespace_die, dwarf2out_decl,
13354         dwarf2out_start_source_file, dwarf2out_end_source_file,
13355         prune_unused_types, dwarf2out_finish): Use it.
13356         (gen_compile_unit_die): For GNU GIMPLE derive DW_AT_language from
13357         the global list of translation-unit decls.
13358         (dwarf2out_init): Do not create single_comp_unit_die here.
13359         (force_decl_die): Handle TRANSLATION_UNIT_DECL.
13361 2010-09-21  Richard Guenther  <rguenther@suse.de>
13363         * dwarf2out.c (dwarf2out_decl): Do not always generate a DIE
13364         for bool for C++.
13366 2010-09-21  Bernd Schmidt  <bernds@codesourcery.com>
13368         * config/arm/iterators.md (qhs_extenddi_op): New mode_attr.
13369         (qhs_extenddi_cstr): Likewise.
13370         * config/arm/arm.md (zero_extend<mode>di2, extend<mode>di2): Use
13371         them for the source operand.
13373 2010-09-21  Uros Bizjak  <ubizjak@gmail.com>
13375         * config/i386/i386.c (ix86_split_ashl): Rename single_width variable
13376         to half_width.  Use GET_MODE_BITSIZE to calculate mode size.
13377         (ix86_split_ashr): Ditto.
13378         (ix86_split_lshr): Ditto.
13380 2010-09-21  Richard Guenther  <rguenther@suse.de>
13382         PR tree-optimization/45580
13383         * tree-ssa-propagate.c (substitute_and_fold): Always replace
13384         regular uses.
13385         * gimple-fold.c (gimple_fold_obj_type_ref): For a BINFO without
13386         virtuals fold the call into a regular indirect one.
13388 2010-09-20  Eric Botcazou  <ebotcazou@adacore.com>
13390         PR rtl-optimization/42775
13391         * cfgrtl.c (rest_of_pass_free_cfg): Recompute notes if delay slot
13392         scheduling is enabled.
13394 2010-09-20  Jakub Jelinek  <jakub@redhat.com>
13396         PR rtl-optimization/45728
13397         * expr.c (expand_expr_real_1): If op0 isn't REG or MEM, try
13398         gen_lowpart_common first and if that fails, force_reg first
13399         before calling gen_lowpart.
13401         PR middle-end/45678
13402         * cfgexpand.c (expand_one_stack_var_at): Use
13403         crtl->max_used_stack_slot_alignment as max_align, instead
13404         of maximum of that and PREFERRED_STACK_BOUNDARY.
13405         Don't call update_stack_alignment.
13407 2010-09-20  Eric Botcazou  <ebotcazou@adacore.com>
13409         * langhooks.h (struct lang_hooks_for_types): Remove hash_types field.
13410         * langhooks-def.h (LANG_HOOKS_HASH_TYPES): Delete.
13411         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_HASH_TYPES.
13412         * system.h (LANG_HOOKS_HASH_TYPES): Poison.
13413         * tree.c (type_hash_canon): Do not test lang_hooks.types.hash_types.
13414         (build_nonstandard_integer_type): Likewise.
13415         (build_range_type_1): New function, built from...
13416         (build_range_type): ...this.  Call build_range_type_1.
13417         (build_nonshared_range_type): New function.
13418         (build_array_type_1): New function, built from...
13419         (build_array_type: ...this.  Call build_array_type_1.
13420         (build_nonshared_array_type): New function.
13421         * tree.h (build_nonshared_range_type): Declare.
13422         (build_nonshared_array_type): Likewise.
13424 2010-09-20  Anatoly Sokolov  <aesok@post.ru>
13426         * config/arm/arm.h (CLASS_LIKELY_SPILLED_P): Remove.
13427         * config/arm/arm.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
13428         (arm_class_likely_spilled_p): New function.
13430 2010-09-20  Uros Bizjak  <ubizjak@gmail.com>
13432         * config/i386/i386.c (ix86_expand_ashl_const): Rewrite using
13433         indirect functions.
13434         (ix86_split_ashl): Ditto.
13435         (ix86_split_ashr): Ditto.
13436         (ix86_split_lshr): Ditto.
13437         (ix86_adjust_counter): Ditto.
13439 2010-09-20  Nicola Pero  <nicola.pero@meta-innovation.com>
13441         * c-family/c-common.h (constant_string_class): Documented with
13442         comment identical to the one already in c-common.c.
13444 2010-09-20  Jakub Jelinek  <jakub@redhat.com>
13446         * dwarf2out.c (any_cfis_emitted): New static variable.
13447         (add_fde_cfi): Set it.
13448         (dwarf2out_frame_debug): Clear it before processing,
13449         if it is set afterwards, flush any queued reg saves.
13451         PR debug/45124
13452         * dwarf2out.c (add_accessibility_attribute): Assume
13453         DW_ACCESS_private as the default for dwarf_version > 2
13454         and DW_TAG_class_type parent.
13455         (gen_inheritance_die): Assume DW_ACCESS_public as the default
13456         for dwarf_version > 2 and parent other than DW_TAG_class_type.
13458 2010-09-20  Rafael Carre  <rafael.carre@gmail.com>
13460         PR target/45726
13461         * arm.md (arm_movt): Only enable on machines with MOVT.
13463 2010-09-20  Jie Zhang  <jie@codesourcery.com>
13465         * config/arm/arm.c (arm_address_offset_is_imm): New.
13466         (arm_early_store_addr_dep): New.
13467         (arm_early_load_addr_dep): New.
13468         * config/arm/arm-protos.h (arm_early_store_addr_dep): Declare.
13469         (arm_early_load_addr_dep): Declare.
13470         (arm_address_offset_is_imm): Declare.
13471         * config/arm/cortex-m4.md: New file.
13472         * config/arm/cortex-m4-fpu.md: New file.
13473         * config/arm/arm.md: Include cortex-m4.md and cortex-m4-fpu.md.
13474         (attr generic_sched): Exclude cortexm4.
13475         (attr generic_vfp): Exclude cortexm4.
13477 2010-09-20  Richard Guenther  <rguenther@suse.de>
13479         PR middle-end/45704
13480         * gimplify.c (gimplify_modify_expr_rhs): Preserve volatileness.
13482 2010-09-20  Jan Hubicka  <jh@suse.cz>
13484         PR tree-optimize/45605
13485         * cgraph.h (const_value_known_p): Declare.
13486         (varpool_decide_const_value_known): Remove.
13487         * tree-ssa-ccp.c (get_base_constructor): Use it.
13488         * lto-cgraph.c (compute_ltrans_boundary): Likewise.
13489         * expr.c (string_constant): Likewise.
13490         * tree-ssa-loop-ivcanon.c (constant_after_peeling): Likewise.
13491         * ipa.c (ipa_discover_readonly_nonaddressable_var,
13492         function_and_variable_visibility): Likewise.
13493         * gimplify.c (gimplify_call_expr): Likewise.
13494         * gimple-fold.c (get_symbol_constant_value): Likewise.
13495         * varpool.c (varpool_decide_const_value_known): Replace by...
13496         (const_value_known_p): ... this one; handle other kinds of DECLs
13497         too and work for automatic vars.
13498         (varpool_finalize_decl): Use const_value_known_p.
13500 2010-09-20  Rafael Carre  <rafael.carre@gmail.com>
13502         PR target/45726
13503         * arm.md (arm_movtas_ze): Only enable on machine with MOVT.
13505 2010-09-20  Richard Guenther  <rguenther@suse.de>
13507         PR tree-optimization/45705
13508         * tree-ssa-dom.c (optimize_stmt): Perform redundant store elimination.
13510 2010-09-20  Jakub Jelinek  <jakub@redhat.com>
13512         PR rtl-optimization/45695
13513         * combine.c (try_combine): When splitting a two set pattern,
13514         make sure the pattern which will be put into i2 doesn't use REGs
13515         or MEMs set by insns in between i2 and i3.
13517 2010-09-19  Jan Hubicka  <jh@suse.cz>
13519         PR lto/44246
13520         * lto-cgraph.c (input_cgraph_1, input_varpool_1): Avoid
13521         processing same node twice.
13523 2010-09-19  Anatoly Sokolov  <aesok@post.ru>
13525         * config/bfin/bfin.h (CLASS_LIKELY_SPILLED_P): Remove.
13526         * config/bfin/bfin.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
13527         (bfin_class_likely_spilled_p): New function
13529 2010-09-19  Ira Rosen  <irar@il.ibm.com>
13531         PR tree-optimization/45714
13532         * tree-vect-stmts.c (vect_transform_stmt): Use a dummy statement
13533         created in vectorizable_call instead of the original statement in
13534         def stmt updates.
13536 2010-09-19  Uros Bizjak  <ubizjak@gmail.com>
13538         * config/i386/i386-protos.h (split_double_mode): New prototype.
13539         (split_di, split_ti): Remove prototypes.
13540         * config/i386/i386.c (split_double_mode): New function.
13541         (split_di, split_ti): Remove.
13542         (ix86_expand_branch): Use split_double_mode.
13543         (ix86_split_to_parts): Ditto.
13544         (ix86_split_ashl): Ditto.
13545         (ix86_split_ashr): Ditto.
13546         (ix86_split_lshr): Ditto.
13547         (ix86_force_to_memory): Ditto.
13548         * config/i386/i386.md: Use split_double_mode in double-mode splitters.
13550 2010-09-18  Jan Hubicka  <jh@suse.cz>
13552         PR tree-optimization/45453
13553         * cgraphunit.c (cgraph_finalize_function): Consider comdat & external
13554         virtual functions are reachable.
13555         * ipa-inline.c (cgraph_clone_inlined_nodes): Likewise.
13556         * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
13557         * ipa-prop.c (ipa_modify_formal_parameters): Clear DECL_VIRTUAL_P
13558         when modifying function.
13560 2010-09-18  Jan Hubicka  <jh@suse.cz>
13562         PR tree-optimization/45605
13563         * cgraphunit.c (cgraph_analyze_functions): Allocate bitmap obstack.
13564         * gimple-fold.c (static_object_in_other_unit_p): New function.
13565         (canonicalize_constructor_val): Use it.
13566         (get_symbol_constant_value): Be reaqdy for canonicalize_constructor_val
13567         returning NULL.
13568         (gimple_fold_obj_type_ref_known_binfo): Use
13569         static_object_in_other_unit_p.
13571 2010-09-18  Richard Guenther  <rguenther@suse.de>
13573         PR tree-optimization/45709
13574         * tree-inline.c (copy_phis_for_bb): Delay commit of edge
13575         insertions until after all PHI nodes of the block are processed.
13577 2010-09-18  Tijl Coosemans  <tijl@coosemans.org>
13579         * config/i386/freebsd.h (SUBTARGET32_DEFAULT_CPU): Add.
13581 2010-09-18  Kai Tietz  <kai.tietz@onevision.com>
13583         * config.gcc (*-w64-mingw*): Correct typo about t-dfprules.
13585 2010-09-18  Richard Guenther  <rguenther@suse.de>
13587         PR tree-optimization/45709
13588         * tree-inline.c (copy_phis_for_bb): Fixup new_edge when we splitted it.
13590 2010-09-17  Sebastian Pop  <sebastian.pop@amd.com>
13592         * graphite-dependences.c (dot_deps): Add DEBUG_FUNCTION.
13593         (dot_deps_stmt): Same.
13594         * graphite-poly.c (dot_lst): Same.
13595         * graphite-scop-detection.c (dot_all_scops): Same.
13596         (dot_scop): Same.
13598 2010-09-17  Sebastian Pop  <sebastian.pop@amd.com>
13600         Revert:
13601         2009-12-16  Ben Elliston  <bje@au.ibm.com>
13603         * tree-data-ref.c (dot_rdg_1): Added back.
13604         (dot_rdg): Same.  Added "#if 0" around system call.
13606 2010-09-17  H.J. Lu  <hongjiu.lu@intel.com>
13607             Richard Henderson  <rth@redhat.com>
13609         * config/i386/i386.c (initial_ix86_tune_features): Add
13610         X86_TUNE_PAD_SHORT_FUNCTION.
13611         (ix86_code_end): Pad with 8 NOPs for TARGET_PAD_SHORT_FUNCTION.
13612         (ix86_count_insn): New.
13613         (ix86_pad_short_function): Likewise.
13614         (ix86_reorg): Support TARGET_PAD_SHORT_FUNCTION.
13616         * config/i386/i386.h (ix86_tune_indices): Add
13617         X86_TUNE_PAD_SHORT_FUNCTION.
13618         (TARGET_PAD_SHORT_FUNCTION): New.
13620         * config/i386/i386.md (UNSPEC_NOPS): New.
13621         (nops): Likewise.
13623 2010-09-17  H.J. Lu  <hongjiu.lu@intel.com>
13625         PR middle-end/45234
13626         * calls.c (expand_call): Make sure that all variable sized
13627         adjustments are multiple of preferred stack boundary after
13628         stack alignment.
13630 2010-09-17  DJ Delorie  <dj@redhat.com>
13632         * config/rx/rx.c (rx_print_operand): If __builtin_rx_setpsw() is
13633         passed an invalid value, print an error instead of ICEing.
13634         (valid_psw_flag): New.
13635         (rx_expand_builtin): Call it for setpsw/clrpsw.
13636         (rx_expand_builtin_mvtipl): Pass an integer to IN_RANGE, not an RTX.
13638         * config/rx/rx.md (bitclr): Don't mark the output as early-clobber.
13639         (bitclr_in_memory): Likewise.
13640         (clrspw, setpsw, mvfc, mvtc, mvtipl): Make volatile.
13642 2010-09-17  H.J. Lu  <hongjiu.lu@intel.com>
13644         PR middle-end/45678
13645         * cfgexpand.c (update_stack_alignment): New.
13646         (get_decl_align_unit): Use it.
13647         (expand_one_stack_var_at): Call update_stack_alignment.
13649 2010-09-17  Richard Guenther  <rguenther@suse.de>
13651         * lto-streamer-in.c (lto_input_ts_translation_unit_decl_tree_pointers):
13652         Properly copy the read string.
13654 2010-09-17  Joseph Myers  <joseph@codesourcery.com>
13656         * doc/options.texi (Variable): Document.
13657         * optc-gen.awk, opth-gen.awk: Handle Variable records.  Don't
13658         generate target_flags declarations explicitly.  Don't define
13659         VarExists variables for the driver.
13660         * common.opt (target_flags): New Variable record.
13661         (flag_dump_unnumbered, flag_dump_unnumbered_links,
13662         flag_var_tracking, flag_var_tracking_assignments,
13663         flag_var_tracking_assignments_toggle): Don't mark variables with
13664         VarExists.
13665         * config/i386/i386.c (ix86_isa_flags): Don't define here.
13666         * config/i386/i386.opt (ix86_isa_flags): Define here.
13667         * config/mcore/mcore.c (mcore_stack_increment): Don't define here.
13668         * config/mcore/mcore.opt (mcore_stack_increment): Don't mark with
13669         VarExists.
13670         * flags.h (flag_dump_unnumbered, flag_var_tracking): Remove.
13671         * print-rtl.c (flag_dump_unnumbered, flag_dump_unnumbered_links):
13672         Only define for generator programs.
13673         * rtlanal.c (target_flags): Remove.
13674         * toplev.c (flag_var_tracking, flag_var_tracking_assignments,
13675         flag_var_tracking_assignments_toggle): Remove.
13677 2010-09-17  Michael Matz  <matz@suse.de>
13679         PR tree-optimization/43432
13680         * tree-vect-data-refs.c (vect_analyze_data_ref_access):
13681         Accept backwards consecutive accesses.
13682         (vect_create_data_ref_ptr): If step is negative generate
13683         decreasing IVs.
13684         * tree-vect-stmts.c (vectorizable_store): Reject negative steps.
13685         (perm_mask_for_reverse, reverse_vec_elements): New functions.
13686         (vectorizable_load): Handle loads with negative steps when easily
13687         possible.
13689 2010-09-03  Jan Hubicka  <jh@suse.cz>
13691         * lto-cgraph.c (compute_ltrans_boundary): Use const_value_known.
13693 2010-09-03  Naveen H.S  <naveen.S@kpitcummins.com>
13695         * config/v850/v850.c (v850_function_value_regno_p): Make static.
13696         Adjust comments. Declare.
13697         (TARGET_FUNCTION_VALUE_REGNO_P): Define.
13698         * config/v850/v850.h (FUNCTION_VALUE_REGNO_P): Delete.
13700 2010-09-17  Richard Guenther  <rguenther@suse.de>
13702         * common.opt (combine): Remove.
13703         * gcc.c (default_compilers): Remove specs testing combine.
13704         The C compilers no longer can combine.
13705         (option_map): Remove -combine.
13706         (display_help): Remove -combine.
13707         (driver_handle_option): Remove OPT_combine handling.
13708         (compile_input_file_p): Remove.
13709         (do_spec): Remove code concerning combine.
13710         (main): Likewise.
13711         * doc/invoke.texi: Remove traces of -combine.
13712         * lto-wrapper.c (run_gcc): Do not pass -combine to the compiler driver.
13714 2010-09-17  Richard Guenther  <rguenther@suse.de>
13716         PR middle-end/45678
13717         * builtins.c (fold_builtin_memory_op): Always properly adjust
13718         alignment of memory accesses.
13720 2010-09-16  Jan Hubicka  <jh@suse.cz>
13722         * lto-cgraph.c (input_overwrite_node): Do not set DECL_EXTERNAL when
13723         processing clone.
13725 2010-09-16  H.J. Lu  <hongjiu.lu@intel.com>
13727         * config/i386/i386-protos.h (ix86_split_idivmod): New prototype.
13729         * config/i386/i386.c (predict_jump): Add prototype.
13730         (flag_opts): Add -m8bit-idiv.
13731         (ix86_split_idivmod): New.
13733         * config/i386/i386.md (UNSPEC_DIV_ALREADY_SPLIT): New.
13734         Add 2 splitters for SI/DI mode divide.
13735         (divmod<mode>4_1): New pattern.
13736         (udivmod<mode>4_1): Likewise.
13737         (testdi_ccno_1): Likewise.
13739         * config/i386/i386.opt (m8bit-idiv): New.
13741         * doc/invoke.texi: Document -m8bit-idiv.
13743 2010-09-16  Reza Yazdani  <reza.yazdani@amd.com>
13745         PR bootstrap/45680
13746         * config/i386/i386.c (min_insn_size): Moved out of the
13747         ASM_OUTPUT_MAX_SKIP_PAD ifdef.
13749 2010-09-16  Jan Hubicka  <jh@suse.cz>
13751         * lto-cgraph.c (lto_output_node): Fix handling of clones.
13752         * ipa.c (cgraph_remove_unreachabloe_nodes): Fix handling of
13753         unreachable clones with reachable clones.
13754         * tree-inline.c (copy_bb): Fix sanity checking when producing
13755         unreachable clone.
13757 2010-09-16  Anatoly Sokolov  <aesok@post.ru>
13759         * config/m32r/m32r.c (TARGET_MEMORY_MOVE_COSTS): Remove.
13760         (TARGET_MEMORY_MOVE_COST): Define.
13761         (m32r_function_arg): Annotate argument 'type' with ATTRIBUTE_UNUSED.
13763 2010-09-16  Alexander Monakov  <amonakov@ispras.ru>
13765         * sel-sched.c (move_cond_jump): Use tidy_control_flow instead of
13766         maybe_tidy_empty_bb.
13768         Revert:
13769         2010-09-06  Alexander Monakov  <amonakov@ispras.ru>
13770         * sel-sched-ir.c (maybe_tidy_empty_bb): Export.
13772 2010-09-16  Joseph Myers  <joseph@codesourcery.com>
13774         * target.def (target_option.optimization): New hook.
13775         * doc/tm.texi.in (OPTIMIZATION_OPTIONS): Change to
13776         TARGET_OPTION_OPTIMIZATION hook.
13777         * doc/tm.texi: Regenerate.
13778         * hooks.c (hook_void_int_int): New.
13779         * hooks.h (hook_void_int_int): Declare.
13780         * opts.c: Don't include tm_p.h.
13781         (decode_options): Use targetm.target_option.optimization instead
13782         of OPTIMIZATION_OPTIONS.
13783         * system.h (OPTIMIZATION_OPTIONS): Poison.
13784         * config/arm/arm-protos.h (arm_optimization_options): Remove.
13785         * config/arm/arm.c (TARGET_OPTION_OPTIMIZATION): Define.
13786         (arm_optimization_options): Rename to arm_option_optimization.
13787         Make static.
13788         * config/arm/arm.h (OPTIMIZATION_OPTIONS): Remove.
13789         * config/cris/cris.c (TARGET_OPTION_OPTIMIZATION): Define.
13790         (cris_option_optimization): New.
13791         * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove.
13792         * config/crx/crx.c (TARGET_OPTION_OPTIMIZATION): Define.
13793         (crx_option_optimization): New.
13794         * config/crx/crx.h (OPTIMIZATION_OPTIONS): Remove.
13795         * config/frv/frv-protos.h (frv_optimization_options): Remove.
13796         * config/frv/frv.c (TARGET_OPTION_OPTIMIZATION): Define.
13797         (frv_optimization_options): Rename to frv_option_optimization.
13798         Make static.
13799         * config/frv/frv.h (OPTIMIZATION_OPTIONS): Remove.
13800         * config/h8300/h8300.c (h8300_option_optimization): New.
13801         (TARGET_OPTION_OPTIMIZATION): Define.
13802         * config/h8300/h8300.h (OPTIMIZATION_OPTIONS): Remove.
13803         * config/i386/i386-protos.h (optimization_options): Remove.
13804         * config/i386/i386.c (optimization_options): Rename to
13805         ix86_option_optimization.  Make static.
13806         (TARGET_OPTION_OPTIMIZATION): Define.
13807         * config/i386/i386.h (OPTIMIZATION_OPTIONS): Remove.
13808         * config/ia64/ia64-protos.h (ia64_optimization_options): Remove.
13809         * config/ia64/ia64.c (TARGET_OPTION_OPTIMIZATION): Define.
13810         (ia64_optimization_options): Rename to ia64_option_optimization.
13811         Make static.  Call SUBTARGET_OPTIMIZATION_OPTIONS.
13812         * config/ia64/ia64.h (OPTIMIZATION_OPTIONS): Remove.  Remove
13813         commented-out definition.
13814         * config/ia64/vms.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define
13815         instead of OPTIMIZATION_OPTIONS.
13816         * config/m32r/m32r.c (TARGET_OPTION_OPTIMIZATION): Define.
13817         (m32r_option_optimization): New.
13818         * config/m32r/m32r.h (OPTIMIZATION_OPTIONS): Remove.
13819         * config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options):
13820         Remove.
13821         * config/mcore/mcore.c (TARGET_OPTION_OPTIMIZATION): Define.
13822         (mcore_option_optimization): New.
13823         * config/mcore/mcore.h (OPTIMIZATION_OPTIONS): Remove.
13824         * config/mep/mep-protos.h (mep_optimization_options): Remove.
13825         * config/mep/mep.c (TARGET_OPTION_OPTIMIZATION): Define.
13826         (mep_optimization_options): Rename to mep_option_optimization.
13827         Make static.  Take unused level and size parameters.
13828         * config/mep/mep.h (OPTIMIZATION_OPTIONS): Remove.
13829         * config/mmix/mmix.c (TARGET_OPTION_OPTIMIZATION): Define.
13830         (mmix_option_optimization): New.
13831         * config/mmix/mmix.h (OPTIMIZATION_OPTIONS): Remove.
13832         * config/pdp11/pdp11.c (TARGET_OPTION_OPTIMIZATION): Define.
13833         (pdp11_option_optimization): New.
13834         * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Remove.
13835         * config/rs6000/rs6000-protos.h (optimization_options): Remove.
13836         * config/rs6000/rs6000.c (TARGET_OPTION_OPTIMIZATION): Define.
13837         (optimization_options): Rename to rs6000_option_optimization.
13838         Make static.
13839         * config/rs6000/rs6000.h (OPTIMIZATION_OPTIONS): Remove.
13840         * config/rx/rx-protos.h (rx_set_optimization_options): Remove.
13841         * config/rx/rx.c (rx_set_optimization_options): Rename to
13842         rx_option_optimization.  Make static.  Take unused level and size
13843         parameters.
13844         (TARGET_OPTION_OPTIMIZATION): Define.
13845         * config/rx/rx.h (OPTIMIZATION_OPTIONS): Remove.
13846         * config/s390/s390-protos.h (optimization_options): Remove.
13847         * config/s390/s390.c (optimization_options): Rename to
13848         s390_option_optimization.  Make static.  Don't mark size parameter
13849         unused.
13850         (TARGET_OPTION_OPTIMIZATION): Define.
13851         * config/s390/s390.h (OPTIMIZATION_OPTIONS): Remove.
13852         * config/sh/sh-protos.h (sh_optimization_options): Remove.
13853         * config/sh/sh.c (TARGET_OPTION_OPTIMIZATION): Define.
13854         (sh_optimization_options): Rename to sh_option_optimization.  Make
13855         static.  Don't mark parameters unused.
13856         * config/sh/sh.h (OPTIMIZATION_OPTIONS): Remove.
13857         * config/spu/spu-protos.h (spu_optimization_options): Remove.
13858         * config/spu/spu.c (TARGET_OPTION_OPTIMIZATION): Define.
13859         (spu_optimization_options): Rename to spu_option_optimization.
13860         Make static.
13861         * config/spu/spu.h (OPTIMIZATION_OPTIONS): Remove.
13862         * config/v850/v850.c (TARGET_OPTION_OPTIMIZATION): Define.
13863         (v850_option_optimization): New.
13864         * config/v850/v850.h (OPTIMIZATION_OPTIONS): Remove.
13865         * config/xtensa/xtensa.c (TARGET_OPTION_OPTIMIZATION): Define.
13866         (xtensa_option_optimization): New.
13867         * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Remove.
13869 2010-09-16  Joseph Myers  <joseph@codesourcery.com>
13871         * doc/tm.texi.in (OVERRIDE_OPTIONS): Remove documentation.
13872         (C_COMMON_OVERRIDE_OPTIONS): Don't refer to OVERRIDE_OPTIONS.
13873         * doc/tm.texi: Regenerate.
13874         * system.h (OVERRIDE_OPTIONS): Poison.
13875         * target.def (override): Default to hook_void_void.
13876         * targhooks.c (default_target_option_override): Remove.
13877         * genmodes.c, machmode.def: Update comments mentioning
13878         OVERRIDE_OPTIONS.
13879         * config/alpha/alpha-modes.def: Update comment mentioning
13880         alpha_override_options.
13881         * config/alpha/alpha-protos.h (override_options): Remove.
13882         * config/alpha/alpha.c (override_options): Rename to
13883         alpha_option_override.  Call SUBTARGET_OVERRIDE_OPTIONS.  Make static.
13884         (TARGET_OPTION_OVERRIDE): Define.
13885         * config/alpha/alpha.h (OVERRIDE_OPTIONS): Remove.
13886         * config/alpha/vms.h (SUBTARGET_OVERRIDE_OPTIONS): Define instead
13887         of OVERRIDE_OPTIONS.
13888         * config/arc/arc-protos.h (arc_init): Remove.
13889         * config/arc/arc.c (TARGET_OPTION_OVERRIDE): Define.
13890         (arc_init): Rename to arc_option_override.  Make static.
13891         * config/arc/arc.h (ARC_EXTENSION_CPU): Correct comment.
13892         (OVERRIDE_OPTIONS): Remove.
13893         * config/arm/arm-protos.h (arm_override_options): Remove.
13894         * config/arm/arm.c (TARGET_OPTION_OVERRIDE): Define.
13895         (arm_override_options): Rename to arm_option_override.  Make
13896         static.  Call SUBTARGET_OVERRIDE_OPTIONS.
13897         * config/arm/arm.h (OVERRIDE_OPTIONS): Remove.
13898         * config/arm/arm.md: Update comment referring to arm_override_options.
13899         * config/arm/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define
13900         instead of OVERRIDE_OPTIONS.
13901         * config/avr/avr-protos.h (avr_override_options): Remove.
13902         * config/avr/avr.c (TARGET_OPTION_OVERRIDE): Define.
13903         (avr_override_options): Rename to avr_option_override.  Make static.
13904         * config/avr/avr.h (OVERRIDE_OPTIONS): Remove.
13905         * config/bfin/bfin-protos.h (override_options): Remove (twice).
13906         * config/bfin/bfin.c (override_options): Rename to
13907         bfin_option_override.  Make static.
13908         (TARGET_OPTION_OVERRIDE): Define.
13909         * config/bfin/bfin.h (OVERRIDE_OPTIONS): Remove.
13910         * config/cris/cris-protos.h (cris_override_options): Remove.
13911         * config/cris/cris.c (TARGET_OPTION_OVERRIDE): Define.
13912         (cris_override_options): Rename to cris_option_override.  Make static.
13913         * config/cris/cris.h (OVERRIDE_OPTIONS): Remove.
13914         * config/frv/frv-protos.h (frv_override_options): Remove.
13915         * config/frv/frv.c (TARGET_OPTION_OVERRIDE): Define.
13916         (frv_override_options): Rename to frv_option_override.  Make static.
13917         * config/frv/frv.h (OVERRIDE_OPTIONS): Remove.
13918         * config/h8300/h8300-protos.h (h8300_init_once): Remove.
13919         * config/h8300/h8300.c (h8300_init_once): Rename to
13920         h8300_option_override.  Make static.
13921         (TARGET_OPTION_OVERRIDE): Define.
13922         * config/h8300/h8300.h (OVERRIDE_OPTIONS): Remove.
13923         * config/i386/i386-protos.h (override_options): Remove.
13924         * config/i386/i386.c (override_options): Rename to
13925         ix86_option_override_internal.  Make static.  Comments referring
13926         to this function and callers changed.
13927         (ix86_option_override): New.
13928         (TARGET_OPTION_OVERRIDE): Define.
13929         * config/i386/i386.h (OVERRIDE_OPTION): Remove.
13930         * config/i386/linux64.h (DEFAULT_PCC_STRUCT_RETURN): Update comment.
13931         * config/ia64/ia64.c (ia64_file_start): Update comment referring
13932         to ia64_override_options.
13933         * config/iq2000/iq2000-protos.h (override_options): Remove.
13934         * config/iq2000/iq2000.c (TARGET_OPTION_OVERRIDE): Define.
13935         (override_options): Rename to iq2000_option_override.  Make static.
13936         * config/iq2000/iq2000.h (OVERRIDE_OPTIONS): Remove.
13937         * config/lm32/lm32-protos.h (lm32_override_options): Remove.
13938         * config/lm32/lm32.c (TARGET_OPTION_OVERRIDE): Define.
13939         (lm32_override_options): Rename to lm32_option_override.  Make static.
13940         * config/lm32/lm32.h (OVERRIDE_OPTIONS): Remove.
13941         * config/m32r/m32r.c (TARGET_OPTION_OVERRIDE): Define.
13942         (m32r_option_override): New.
13943         (m32r_init): Update comment.
13944         * config/m32r/m32r.h (OVERRIDE_OPTIONS): Remove.
13945         * config/m68hc11/m68hc11-protos.h (m68hc11_override_options): Remove.
13946         * config/m68hc11/m68hc11.c (TARGET_OPTION_OVERRIDE): Define.
13947         (m68hc11_override_options): Rename to m68hc11_option_override.
13948         Make static.  Return void.
13949         * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove.
13950         * config/m68k/m68k-protos.h (override_options): Remove.
13951         * config/m68k/m68k.c (TARGET_OPTION_OVERRIDE): Define.
13952         (override_options): Rename to m68k_option_override.  Make static.
13953         * config/m68k/m68k.h (OVERRIDE_OPTIONS): Remove.
13954         * config/mcore/mcore-protos.h (mcore_override_options): Remove.
13955         * config/mcore/mcore.c (TARGET_OPTION_OVERRIDE): Define.
13956         (mcore_override_options): Rename to mcore_option_override.  Make
13957         static.
13958         * config/mcore/mcore.h (OVERRIDE_OPTIONS): Remove.
13959         * config/mep/mep-protos.h (mep_override_options): Remove.
13960         * config/mep/mep.c (TARGET_OPTION_OVERRIDE): Define.
13961         (mep_override_options): Rename to mep_option_override.  Make static.
13962         * config/mep/mep.h (OVERRIDE_OPTIONS): Remove.
13963         * config/mmix/mmix-protos.h (mmix_override_options): Remove.
13964         * config/mmix/mmix.c (TARGET_OPTION_OVERRIDE): Define.
13965         (mmix_override_options): Rename to mmix_option_override.  Make static.
13966         * config/mmix/mmix.h (OVERRIDE_OPTIONS): Remove.
13967         * config/mn10300/mn10300-protos.h (mn10300_override_options): Remove.
13968         * config/mn10300/mn10300.c (TARGET_OPTION_OVERRIDE): Define.
13969         (mn10300_override_options): Rename to mn10300_option_override.
13970         Make static.
13971         * config/mn10300/mn10300.h (OVERRIDE_OPTIONS): Remove.
13972         * config/moxie/moxie-protos.h (moxie_override_options): Remove.
13973         * config/moxie/moxie.c (moxie_override_options): Rename to
13974         moxie_option_override.  Make static.
13975         (TARGET_OPTION_OVERRIDE): Define.
13976         * config/moxie/moxie.h (OVERRIDE_OPTIONS): Remove.
13977         * config/picochip/picochip-protos.h (picochip_override_options):
13978         Remove.  Update comment referring to picochip_override_options.
13979         * config/picochip/picochip.c (TARGET_OPTION_OVERRIDE): Define.
13980         (picochip_override_options): Rename to picochip_option_override.
13981         Make static.  Update comment and definition of
13982         TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE.
13983         * config/picochip/picochip.h (OVERRIDE_OPTIONS): Remove.
13984         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
13985         * config/rs6000/aix51.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
13986         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
13987         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
13988         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
13989         * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Define
13990         instead of OVERRIDE_OPTIONS.
13991         * config/rs6000/rs6000-modes.def: Update comment referring to
13992         rs6000_override_options.
13993         * config/rs6000/rs6000-protos.h (rs6000_override_options): Remove.
13994         * config/rs6000/rs6000.c (TARGET_OPTION_OVERRIDE): Define.
13995         (rs6000_override_options): Rename to
13996         rs6000_option_override_internal.  Make static.  Commented
13997         referring to rs6000_override_options and OVERRIDE_OPTIONS updated.
13998         (rs6000_option_override): New.
13999         * config/rs6000/rs6000.h (OPTION_TARGET_CPU_DEFAULT): Define
14000         instead of OVERRIDE_OPTIONS.
14001         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Update comment.
14002         * config/s390/s390-protos.h (override_options): Remove.
14003         * config/s390/s390.c (override_options): Rename to
14004         s390_option_override.  Make static.
14005         (TARGET_OPTION_OVERRIDE): Define.
14006         * config/s390/s390.h (OVERRIDE_OPTIONS): Remove.
14007         * config/score/score-protos.h (score_override_options): Remove.
14008         * config/score/score.c (TARGET_OPTION_OVERRIDE): Define.
14009         (score_override_options): Rename to score_option_override.  Make
14010         static.
14011         * config/score/score.h (OVERRIDE_OPTIONS): Remove.
14012         Update comment referring to override_options.
14013         * config/score/score3.c (score3_override_options): Rename to
14014         score3_option_override.
14015         * config/score/score3.h (score3_override_options): Rename to
14016         score3_option_override.
14017         * config/score/score7.c (score7_override_options): Rename to
14018         score7_option_override.
14019         * config/score/score7.h (score7_override_options): Rename to
14020         score7_option_override.
14021         * config/sh/sh.c: Update comments referring to OVERRIDE_OPTIONS.
14022         * config/sparc/sparc.c (TARGET_OPTION_OVERRIDE): Define.
14023         (sparc_override_options): Rename to sparc_option_override.  Make
14024         static.  Call SUBTARGET_OVERRIDE_OPTIONS.
14025         * config/sparc/sparc.h (OVERRIDE_OPTIONS): Remove.
14026         * config/sparc/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define
14027         instead of OVERRIDE_OPTIONS.
14028         * config/spu/spu-protos.h (spu_override_options): Remove.
14029         * config/spu/spu.c (TARGET_OPTION_OVERRIDE): Define.
14030         (spu_override_options): Rename to spu_option_override.  Make
14031         static.
14032         * config/spu/spu.h (OVERRIDE_OPTIONS): Remove.
14033         * config/vax/elf.h (SUBTARGET_OVERRIDE_OPTIONS): Define instead of
14034         OVERRIDE_OPTIONS.
14035         * config/vax/vax-protos.h (override_options): Remove.
14036         * config/vax/vax.c (TARGET_OPTION_OVERRIDE): Define.
14037         (override_options): Rename to vax_option_override.  Make static.
14038         Call SUBTARGET_OVERRIDE_OPTIONS.
14039         * config/vax/vax.h (OVERRIDE_OPTIONS): Remove.
14040         * config/vxworks.c: Update comment referring to OVERRIDE_OPTIONS.
14041         * config/vxworks.h: Update comment referring to OVERRIDE_OPTIONS.
14042         * config/xtensa/xtensa-protos.h (override_options): Remove.
14043         * config/xtensa/xtensa.c (TARGET_OPTION_OVERRIDE): Define.
14044         (override_options): Rename to xtensa_option_override.  Make static.
14045         * config/xtensa/xtensa.h (OVERRIDE_OPTIONS): Remove.
14047 2010-09-16  Richard Guenther  <rguenther@suse.de>
14049         PR tree-optimization/45623
14050         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Adjust.
14051         (get_constraint_for_component_ref): If computing a constraint
14052         for the rhs handle type punning through unions.
14053         (get_constraint_for_address_of): Adjust.
14054         (get_constraint_for_1): Likewise.
14055         (get_constraint_for): Likewise.
14056         (get_constraint_for_rhs): New function.
14057         (do_structure_copy): Adjust.
14058         (make_constraint_to): Likewise.
14059         (handle_const_call): Likewise.
14060         (find_func_aliases): Likewise.
14061         (process_ipa_clobber): Likewise.
14062         (create_variable_info_for): Likewise.
14064 2010-09-16  Ira Rosen  <irar@il.ibm.com>
14066         * tree-vectorizer.c: Fix documentation.
14067         * tree-vectorizer.h (vinfo_for_stmt): Add documentation.
14068         (set_vinfo_for_stmt, get_earlier_stmt, get_later_stmt,
14069         is_pattern_stmt_p, is_loop_header_bb_p,
14070         stmt_vinfo_set_inside_of_loop_cost,
14071         stmt_vinfo_set_outside_of_loop_cost, vect_pow2, aligned_access_p,
14072         known_alignment_for_access_p): Likewise.
14073         * tree-vect-loop.c: Fix documentation.
14074         (vect_get_cost): Start function name from new line.
14075         * tree-vect-data-refs.c: Fix documentation.
14076         * tree-vect_stmts.c: Likewise.
14077         (vect_create_vectorized_promotion_stmts): Always free vec_tmp.
14078         (vectorizable_store): Free vec_oprnds if allocated.
14079         (vectorizable_condition): Initialize several variables to avoid
14080         warnings.
14081         * tree-vect-slp.c: Fix documentation.
14083 2010-09-16  Richard Guenther  <rguenther@suse.de>
14085         * tree.c (tree_node_structure_for_code): TRANSLATION_UNIT_DECL
14086         is TS_TRANSLATION_UNIT_DECL.
14087         (initialize_tree_contains_struct): Adjust.
14088         (all_translation_units): New global vector.
14089         (build_translation_unit_decl): New function.
14090         * tree.h (TRANSLATION_UNIT_LANGUAGE): New macro.
14091         (struct tree_translation_unit_decl): New.
14092         (all_translation_units): Declare.
14093         (union tree_node): Add translation_unit_decl member.
14094         (build_translation_unit_decl): Declare.
14095         * treestruct.def (TS_TRANSLATION_UNIT_DECL): New.
14096         * lto-streamer-out.c (pack_ts_translation_unit_decl_value_fields):
14097         New function.
14098         (pack_value_fields): Call it.
14099         (lto_output_tree_ref): Handle references to TRANSLATION_UNIT_DECL.
14100         (lto_output_ts_translation_unit_decl_tree_pointers): New function.
14101         (lto_output_tree_pointers): Call it.
14102         * lto-streamer-in.c (lto_input_tree_ref): Handle references
14103         to TRANSLATION_UNIT_DECL.
14104         (unpack_ts_translation_unit_decl_value_fields): New function.
14105         (unpack_value_fields): Call it.
14106         (lto_input_ts_translation_unit_decl_tree_pointers): New function.
14107         (lto_input_tree_pointers): Call it.
14108         * lto-streamer.c (check_handled_ts_structures): Adjust.
14109         * lto-streamer.h (enum LTO_tags): Add LTO_translation_unit_decl_ref.
14110         * c-decl.c (all_translation_units): Remove.
14111         (pop_scope): Use build_translation_unit_decl.
14112         (collect_all_refs): Adjust.
14113         (for_each_global_decl): Likewise.
14114         (c_write_global_declarations): Likewise.
14116 2010-09-16  Jakub Jelinek  <jakub@redhat.com>
14118         PR bootstrap/45686
14119         * fold-const.c (fold_checksum_tree): Change slot from const void **
14120         to void **, use CONST_CAST_TREE to store into *slot.
14122 2010-09-16  Uros Bizjak  <ubizjak@gmail.com>
14124         * config/i386/i386.md: Remove unneeded empty conditions and
14125         preparation statements from expanders.
14126         * config/i386/mmx.md: Ditto.
14127         * config/i386/sse.md: Ditto.
14129 2010-09-16  Uros Bizjak  <ubizjak@gmail.com>
14131         * config/i386/i386.h (PUSH_ROUNDING): Redefine using UNITS_PER_WORD.
14133 2010-09-15  Eric Botcazou  <ebotcazou@adacore.com>
14135         PR rtl-optimization/45593
14136         * reorg.c (relax_delay_slots): Use emit_copy_of_insn_after to re-emit
14137         insns that were in delay slots as stand-alone insns.
14139 2010-09-15  Ian Lance Taylor  <iant@google.com>
14141         * incpath.c (remove_duplicates): If name is not a directory, issue
14142         a warning rather than an error.
14144 2010-09-15  Martin Jambor  <mjambor@suse.cz>
14146         PR middle-end/45644
14147         * tree-sra.c (create_access): Check for bit-fields directly.
14149 2010-09-15  Jakub Jelinek  <jakub@redhat.com>
14151         PR tree-optimization/45633
14152         * tree-cfg.c (verify_gimple_assign_binary): Allow
14153         MINUS_EXPR with lhs and rhs1 pointer vector and
14154         rhs2 sizetype vector.
14155         * expr.c (expand_expr_real_2) <case PLUS_EXPR>: For pointer
14156         or vector pointer use TER to optimize pointer subtraction.
14158 2010-09-15  Jie Zhang  <jie@codesourcery.com>
14160         * config/arm/vfp.md (cmpsf_trap_vfp): Change type from
14161         fcmpd to fcmps.
14163 2010-09-15  Ian Lance Taylor  <iant@google.com>
14165         * config/i386/i386.md (truncxf<mode>2): Fix indentation.
14167 2010-09-15  Ian Lance Taylor  <iant@google.com>
14169         * function.c (get_arg_pointer_save_area): Set
14170         arg_pointer_save_area_init to true.
14172 2010-09-15  Martin Jambor  <mjambor@suse.cz>
14174         * tree-sra.c (generate_subtree_copies): Updated comment.
14175         (handle_unscalarized_data_in_subtree): Removed parameter lhs which is
14176         obtained from the statement iterator instead.
14177         (load_assign_lhs_subreplacements): Removed parameters lhs and
14178         right_offset, which is obtained from top_racc instead.  Parameter lacc
14179         is now expected to be the root of the processed tree rather than root's
14180         first child.  Updated all callers.
14182 2010-09-15  Joseph Myers  <joseph@codesourcery.com>
14184         * config/pdp11/pdp11.c (register_move_cost): Rename to
14185         pdp11_register_move_cost.
14186         * config/pdp11/pdp11-protos.h (register_move_cost): Rename to
14187         pdp11_register_move_cost.
14188         * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Call
14189         pdp11_register_move_cost instead of register_move_cost.
14191 2010-09-15  Tejas Belagod  <tejas.belagod@arm.com>
14193         * config/arm/neon.md (vec_pack_trunc_<mode>): Instruction
14194         pattern for vmovn. Expansion in case of non
14195         -mvectorize-with-neon-quad.
14196         (neon_vec_pack_trunc_<mode>): Instruction pattern for vmovn for
14197         non- -mvectorize-with-neon-quad case.
14198         (move_lo_quad_<mode>): New expansion to vmov into low part.
14199         (move_hi_quad_<mode>): New expansion to vmov into high part.
14200         (move_lo_quad_v4si): Refactor to move_lo_quad_<mode> expansion.
14201         (move_lo_quad_v4sf): Likewise.
14202         (move_lo_quad_v8hi): Likewise.
14203         (neon_move_lo_quad_<mode>): Instruction pattern for vmov into
14204         low part.
14205         (neon_move_hi_quad_<mode>): Instruction pattern for vmov into
14206         high part.
14207         * config/arm/iterators.md (ANY128): New mode iterator.
14208         (V_narrow_pack): New mode attribute.
14209         (V_HALF): Add attribute.
14210         (V_DOUBLE): Add attribute.
14211         (V_mode_nunits): Add attribute.
14213 2010-09-15  Eric Botcazou  <ebotcazou@adacore.com>
14215         * config/alpha/alpha.c (alpha_expand_prologue): If stack checking
14216         is enabled, probe up to frame_size + STACK_CHECK_PROTECT bytes.
14218 2010-09-15  Olivier Hainque  <hainque@adacore.com>
14219             Jose Ruiz  <ruiz@adacore.com>
14221         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Define.
14222         * config/alpha/osf5-unwind.h: New file.
14224 2010-09-14  H.J. Lu  <hongjiu.lu@intel.com>
14226         PR bootstrap/45672
14227         * config/mips/mips.c (mips_units_per_simd_word): Correct return type.
14228         * config/rs6000/rs6000.c (rs6000_units_per_simd_word): Likewise.
14229         * config/sparc/sparc.c (sparc_units_per_simd_word): Likewise.
14231 2010-09-15  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
14233         * c-lang.h (struct lang_type): Add variable_size GTY option.
14235 2010-09-14  H.J. Lu  <hongjiu.lu@intel.com>
14237         PR bootstrap/45672
14238         * config/rs6000/rs6000.c (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): New.
14240 2010-09-14  H.J. Lu  <hongjiu.lu@intel.com>
14242         * config/i386/i386.c (ix86_lea_for_add_ok): Return false if
14243         result isn't used in memory address.
14245 2010-09-14  H.J. Lu  <hongjiu.lu@intel.com>
14247         * defaults.h (UNITS_PER_SIMD_WORD): Removed.
14248         * config/arm/arm.h (UNITS_PER_SIMD_WORD): Likewise.
14249         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14250         * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14251         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14252         * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14254         * target.def: Add units_per_simd_word to vectorize.
14256         * targhooks.c (default_units_per_simd_word): New.
14257         * targhooks.h (default_units_per_simd_word): Likewise.
14258         * config/arm/arm.c (arm_units_per_simd_word): Likewise.
14259         (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise.
14260         * config/mips/mips.c (mips_units_per_simd_word): Likewise.
14261         (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise.
14262         * config/rs6000/rs6000.c (rs6000_units_per_simd_word): Likewise.
14263         (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise.
14264         * config/sparc/sparc.c (sparc_units_per_simd_word): Likewise.
14265         (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): Likewise.
14267         * tree-vect-loop.c: Replace UNITS_PER_SIMD_WORD with
14268         TARGET_VECTORIZE_UNITS_PER_SIMD_WORD in comments.
14270         * tree-vect-stmts.c: Don't include "tm_p.h".
14271         (get_vectype_for_scalar_type): Replace UNITS_PER_SIMD_WORD
14272         with targetm.vectorize.units_per_simd_word.
14274         * system.h (UNITS_PER_SIMD_WORD): Poisoned.
14276         * config/i386/i386-protos.h (ix86_units_per_simd_word): Removed.
14278         * config/i386/i386.c (ix86_units_per_simd_word): Make it static.
14279         (TARGET_VECTORIZE_UNITS_PER_SIMD_WORD): New.
14281         * doc/tm.texi.in: Remove UNITS_PER_SIMD_WORD.  Add
14282         TARGET_VECTORIZE_UNITS_PER_SIMD_WORD.
14284         * doc/tm.texi: Regenerated.
14286 2010-09-14  H.J. Lu  <hongjiu.lu@intel.com>
14288         * tree-vect-stmts.c: Include "tm_p.h".
14290         * config/i386/i386-protos.h (ix86_units_per_simd_word): Moved
14291         out of RTX_CODE.
14293 2010-09-14  Martin Jambor  <mjambor@suse.cz>
14295         * tree-sra.c (build_ref_for_offset): Loc made a parameter.  Set the
14296         location of generated statement.  Changed all callers.
14297         (build_ref_for_model): New parameter loc which used to set location of
14298         all generated expressions.  Changed all callers.
14299         (generate_subtree_copies): Likewise.
14300         (init_subtree_with_zero): Likewise.
14301         (sra_modify_expr): Set locations of all generated statements and
14302         expressions to the location the original statement.
14303         (handle_unscalarized_data_in_subtree): Likewise.
14304         (load_assign_lhs_subreplacements): Likewise.
14305         (sra_modify_constructor_assign): Likewise.
14306         (sra_modify_assign): Likewise.
14308 2010-09-14  Eric Botcazou  <ebotcazou@adacore.com>
14310         PR target/45277
14311         PR target/45363
14312         PR target/45407
14313         * doc/install.texi (sparc*-*-*): New section.
14314         (sparc-sun-solaris2*): Mention MPC alongside GMP and MPFR.
14316 2010-09-14  Jakub Jelinek  <jakub@redhat.com>
14318         PR middle-end/45567
14319         * builtins.c (expand_builtin_interclass_mathfn, expand_builtin_cexpi,
14320         expand_builtin_powi): Remove subtarget argument, pass NULL_RTX instead.
14321         (expand_builtin): Adjust caller.
14322         (expand_builtin_unop): Only use subtarget if it has the right mode.
14324 2010-09-14  Tristan Gingold  <gingold@adacore.com>
14326         * configure.ac (plugins): Fix typos.
14327         * configure: Regenerate.
14329 2010-09-14  Jakub Jelinek  <jakub@redhat.com>
14331         PR debug/45660
14332         * dwarf2out.c (gen_decl_die): Call gen_type_die for origin before
14333         gen_type_die for function/method return type.
14335 2010-09-14  Ira Rosen  <irar@il.ibm.com>
14337         PR tree-optimization/45470
14338         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
14339         can throw an exception.
14340         * tree-vect-stmts.c (vectorizable_call): Likewise.
14342 2010-09-14  DJ Delorie  <dj@redhat.com>
14344         PR target/44749
14345         * config/mep/mep-protos.h (mep_save_register_info,
14346         mep_reinit_regs, mep_init_regs): Declare.
14348         * config/mep/mep.c: Move all target definitions to the end of the
14349         file to avoid the need for duplicate declarations.
14350         (mep_save_register_info, mep_reinit_regs, mep_init_regs): New.
14351         (mep_reorg_erepeat): Remove unused variables.
14352         (mep_expand_builtin): Likewise.
14354         * config/mep/mep-pragma.c: Don't include rtl.h.
14355         (INVALID_REGNUM): New.
14356         (mep_pragma_coprocessor_which): Call mep-specific rtl-layer bridge
14357         functions.
14358         (mep_pragma_coprocessor_subclass): Rename "class" to "rclass".
14359         Avoid enum/integer math.
14361 2010-09-13  Joseph Myers  <joseph@codesourcery.com>
14363         PR target/44749
14364         * config/mep/t-mep (GTM_H): Add insn-constants.h.
14365         * config/mep/mep.c (mep_conditional_register_usage): Take no
14366         parameters.
14367         * config/mep/mep-protos.h (mep_conditional_register_usage): Update
14368         prototype.
14369         * config/mep/mep-pragma.c (CONDITIONAL_REGISTER_USAGE): Update
14370         call to mep_conditional_register_usage.
14372 2010-09-13  Eric Botcazou  <ebotcazou@adacore.com>
14374         PR debug/43937
14375         * varasm.c (output_constant_def_contents): Set TREE_ASM_WRITTEN on
14376         the DECL as well.
14378 2010-09-13  Jakub Jelinek  <jakub@redhat.com>
14380         PR rtl-optimization/45617
14381         * combine.c (simplify_comparison): Optimize (X >> N) {>,>=,<,<=} C
14382         even if low N bits of X aren't known to be zero.
14384 2010-09-13  H.J. Lu  <hongjiu.lu@intel.com>
14386         * config/i386/i386-protos.h (ix86_units_per_simd_word): New.
14388         * config/i386/i386.c (initial_ix86_tune_features): Add
14389         X86_TUNE_VECTORIZE_DOUBLE.
14390         (ix86_units_per_simd_word): New.
14392         * config/i386/i386.h (ix86_tune_indices): Add
14393         X86_TUNE_VECTORIZE_DOUBLE.
14394         (TARGET_VECTORIZE_DOUBLE): New.
14395         (UNITS_PER_SIMD_WORD): Defined with ix86_units_per_simd_word.
14397 2010-09-13  Pat Haugen  <pthaugen@us.ibm.com>
14399         * tree-ssa-ter.c (temp_expr_table_d): Add call_cnt field.
14400         (new_temp_expr_table): Allocate call_cnt vector.
14401         (free_temp_expr_table): Free it.
14402         (process_replaceable): Add call_cnt parm and set in vector.
14403         (find_replaceable_in_bb): Skip replacement if def/use span a call.
14404         (debug_ter): Dump call_cnt value, remove stderr uses.
14406 2010-09-13  Jan Hubicka  <jh@suse.cz>
14408         * tree.c (build_zero_cst): New.
14409         * tree.h (build_zero_cst): Declare.
14410         * tree-ssa-ccp.c (get_constant_value): Accept general operands.
14411         (get_base_constructor): Break out from ...
14412         (fold_const_aggregate_ref): Here; handle empty constructors.
14414 2010-09-13  Marcus Shawcroft  <marcus.shawcroft@arm.com>
14416         * config/arm/arm.md: (define_attr "conds"): Update comment.
14417         * config/arm/sync.md (arm_sync_compare_and_swapsi): Change
14418         conds attribute to clob.
14419         (arm_sync_compare_and_swapsi): Likewise.
14420         (arm_sync_compare_and_swap<mode>): Likewise.
14421         (arm_sync_lock_test_and_setsi): Likewise.
14422         (arm_sync_lock_test_and_set<mode>): Likewise.
14423         (arm_sync_new_<sync_optab>si): Likewise.
14424         (arm_sync_new_nandsi): Likewise.
14425         (arm_sync_new_<sync_optab><mode>): Likewise.
14426         (arm_sync_new_nand<mode>): Likewise.
14427         (arm_sync_old_<sync_optab>si): Likewise.
14428         (arm_sync_old_nandsi): Likewise.
14429         (arm_sync_old_<sync_optab><mode>): Likewise.
14430         (arm_sync_old_nand<mode>): Likewise.
14432 2010-09-13  Olivier Hainque  <hainque@adacore.com>
14434         * fwprop.c (forward_propagate_and_simplify): Only attach a
14435         REG_EQUAL note to an insn if the destination is a register.
14436         * gcse.c (try_replace_reg): Likewise.
14438 2010-09-13  Richard Guenther  <rguenther@suse.de>
14440         PR tree-optimization/45611
14441         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fix typo.
14442         (copy_ref_info): Likewise.
14444 2010-09-13  Alexandre Oliva  <aoliva@redhat.com>
14446         PR debug/45604
14447         PR debug/45419
14448         PR debug/45408
14449         * tree-pretty-print.c (dump_generic_node): Disregard top-level
14450         types of MEM_REF pointer types to the same type.
14452 2010-09-13  Hans-Peter Nilsson  <hp@axis.com>
14454         PR rtl-optimization/41087
14455         * ifcvt.c (noce_get_condition): Don't allow conditions with
14456         side-effects.
14458 2010-09-12  Anatoly Sokolov  <aesok@post.ru>
14460         * config/frv/frv.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
14461         * config/frv/frv-protos.h (frv_register_move_cost): Remove.
14462         * config/frv/frv.c (frv_register_move_cost): Make static. Change
14463         arguments type to reg_class_t. Add mode argument.
14464         (frv_memory_move_cost): New.
14465         (TARGET_REGISTER_MOVE_COSTS, TARGET_MEMORY_MOVE_COSTS): Define.
14467 2010-09-12  Bernd Schmidt  <bernds@codesourcery.com>
14469         * config/arm/arm.md (arm_ashldi3_1bit, arm_ashrdi3_1bit,
14470         arm_lshrdi3_1bit): Put earlyclobber on the right alternative.
14472 2010-09-10  Jan Hubicka  <jh@suse.cz>
14474         * tree-ssa-ccp.c (fold_const_aggregate_ref): Do not check STATIC flag.
14476 2010-09-10  Richard Guenther  <rguenther@suse.de>
14478         * tree.c (make_vector_type): Do not set TYPE_DEBUG_REPRESENTATION_TYPE.
14479         * tree.h (TYPE_DEBUG_REPRESENTATION_TYPE): Remove.
14480         * lto-streamer-out.c (lto_output_ts_type_tree_pointers): Do
14481         not stream TYPE_DEBUG_REPRESENTATION_TYPE.
14482         * lto-streamer-in.c (lto_input_ts_type_tree_pointers): Likewise.
14484 2010-09-10  Richard Guenther  <rguenther@suse.de>
14486         * dwarf2out.c (gen_array_type_die): Output DW_TAG_subrange_type
14487         for VECTOR_TYPEs using TYPE_VECTOR_SUBPARTS.
14488         * dbxout.c (dbxout_type): Manually deal with VECTOR_TYPE
14489         using TYPE_VECTOR_SUBPARTS, not TYPE_DEBUG_REPRESENTATION_TYPE.
14491 2010-09-10  H.J. Lu  <hongjiu.lu@intel.com>
14493         PR middle-end/45634
14494         * tree-ssa-ccp.c (fold_const_aggregate_ref): Check that result
14495         of string folding is of integral type.
14497 2010-09-10  Ryan Mansfield  <rmansfield@qnx.com>
14499         * doc/invoke.texi (-x): Fix typo.
14501 2010-09-10  Richard Guenther  <rguenther@suse.de>
14503         PR debug/44115
14504         * tree.c (free_lang_data_in_decl): Do not clear DECL_DEBUG_EXPR.
14505         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
14506         Output DECL_DEBUG_EXPR.
14507         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
14508         Input DECL_DEBUG_EXPR.
14510 2010-09-10  Richard Guenther  <rguenther@suse.de>
14512         * tree.c (type_hash_eq): For ARRAY_TYPEs also compare TYPE_SIZE.
14513         (build_index_type): Implement in terms of build_range_type.
14514         (build_range_type): Do not allow NULL_TREE type, improve
14515         hashing to cover more cases.  Set TYPE_STRUCTURAL_EQUALITY_P
14516         if we didn't hash.
14517         * c-decl.c (grokdeclarator): When modifying TYPE_SIZE manually
14518         create a distinct copy of the type.
14520 2010-09-10  Kai Tietz  <kai.tietz@onevision.com>
14522         * configure: Regenerated.
14523         * config.gcc: Add for x86_64 and i?86 mingw t-dfprule.
14525 2010-09-10  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
14527         * config/arm/neon-schedgen.ml (allCores): Add support for Cortex-A9.
14528         * config/arm/cortex-a9-neon.md: New and partially generated.
14529         * config/arm/cortex-a9.md (cortex_a9_dp): Adjust for Neon.
14531 2010-09-10  Richard Guenther  <rguenther@suse.de>
14533         * tree.h (build_index_2_type): Remove.
14534         * tree.c (build_index_2_type): Remove.
14536 2010-09-10  Jakub Jelinek  <jakub@redhat.com>
14538         PR bootstrap/45630
14539         * dwarf2out.c (get_ref_die_offset_label): Use %ld instead of
14540         HOST_WIDE_INT_PRINT_DEC to print ref->die_offset.
14541         (implicit_ptr_descriptor): Return NULL if dwarf_strict.
14543 2010-09-10  Martin Jambor  <mjambor@suse.cz>
14545         PR tree-optimization/44972
14546         * tree-sra.c: Include toplev.h.
14547         (build_ref_for_offset): Entirely reimplemented.
14548         (build_ref_for_model): New function.
14549         (build_user_friendly_ref_for_offset): New function.
14550         (analyze_access_subtree): Removed build_ref_for_offset check.
14551         (propagate_subaccesses_across_link): Likewise.
14552         (create_artificial_child_access): Use
14553         build_user_friendly_ref_for_offset.
14554         (propagate_subaccesses_across_link): Likewise.
14555         (ref_expr_for_all_replacements_p): Removed.
14556         (generate_subtree_copies): Updated comment.  Use build_ref_for_model.
14557         (sra_modify_expr): Use build_ref_for_model.
14558         (load_assign_lhs_subreplacements): Likewise.
14559         (sra_modify_assign): Removed ref_expr_for_all_replacements_p checks,
14560         checks for return values of build_ref_for_offset.
14561         * ipa-cp.c (ipcp_lattice_from_jfunc): No need to check return value of
14562         build_ref_for_offset.
14563         * ipa-prop.h: Include gimple.h
14564         * ipa-prop.c (ipa_compute_jump_functions): Update to look for MEM_REFs.
14565         (ipa_analyze_indirect_call_uses): Update comment.
14566         * Makefile.in (tree-sra.o): Add $(GIMPLE_H) to dependencies.
14567         (IPA_PROP_H): Likewise.
14569 2010-09-10  Martin Jambor  <mjambor@suse.cz>
14571         PR tree-optimization/44972
14572         * ipa-prop.c (ipa_modify_call_arguments): Build MEM_REF instead of
14573         calling build_ref_for_offset.
14575 2010-09-09  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
14577         * config/arm/bpabi.h (BE8_LINK_SPEC): Handle Cortex-a15.
14578         * config/arm/arm-cores.def (cortex-a15): New core. Treat it as a v7-a.
14579         * config/arm/arm-tune.md: Regenerate.
14580         * doc/invoke.texi (ARM Options): Document it.
14582 2010-09-09  Reza Yazdani  <reza.yazdani@amd.com>
14584         * config/i386/i386.c: Include sched-int.h.
14585         (TARGET_SCHED_DISPATCH): Defined.
14586         (TARGET_SCHED_DISPATCH_DO): Defined.
14587         (DISPATCH_WINDOW_SIZE): Defined.
14588         (MAX_DISPATCH_WINDOWS): Defined.
14589         (MAX_INSN): Defined.
14590         (MAX_IMM): Defined.
14591         (MAX_IMM_SIZE): Defined.
14592         (MAX_IMM_32): Defined.
14593         (MAX_IMM_64): Defined.
14594         (MAX_LOAD): Defined.
14595         (MAX_STORE): Defined.
14596         (BIG): Defined.
14597         (dispatch_group): New.
14598         (num_allowable_groups): New.
14599         (group_name): New.
14600         (sched_insn_info_s): New.
14601         (dispatch_windows_s): New.
14602         (imm_info_s): New.
14603         (dispatch_window_list): New.
14604         (dispatch_window_list1): New.
14605         (get_mem_group): New.
14606         (is_cmp): New.
14607         (dispatch_violation): New.
14608         (is_branch): New.
14609         (is_prefetch): New.
14610         (init_window): New.
14611         (allocate_window): New.
14612         (init_dispatch_sched): New.
14613         (is_end_basic_block): New.
14614         (process_end_window): New.
14615         (allocate_next_window): New.
14616         (find_constant_1): New.
14617         (find_constant): New.
14618         (get_num_immediates): New.
14619         (has_immediate): New.
14620         (get_insn_path): New.
14621         (get_insn_group): New.
14622         (count_num_restricted): New.
14623         (fits_dispatch_window): New.
14624         (add_insn_window): New.
14625         (add_to_dispatch_window): New.
14626         (debug_dispatch_window_file): New.
14627         (debug_dispatch_window): New.
14628         (debug_insn_dispatch_info_file): New.
14629         (debug_ready_dispatch): New.
14630         (do_dispatch): New.
14631         (has_dispatch): New.
14632         * config/i386/i386.h (debug_ready_dispatch): Declared.
14633         (debug_dispatch_window): Declared.
14634         * config/i386/i386.opt (mdispatch-scheduler): New flag.
14635         * doc/tm.texi.in (TARGET_SCHED_DISPATCH): New.
14636         (TARGET_SCHED_DISPATCH_DO): New.
14637         * doc/tm.texi: Regererated.
14638         * haifa-sched.c (choose_ready): Call targetm.sched.dispatch and
14639         ready_remove_first_dispatch
14640         (schedule_block): Call targetm.sched.dispatch and
14641         targetm.sched.dispatch_do.
14642         (sched_init): Call targetm.sched.dispatch and
14643         targetm.sched.dispatch_do.
14644         (ready_remove_first_dispatch): New.
14645         (number_in_ready): New.
14646         (get_ready_element): New.
14647         * hooks.c (hook_bool_rtx_int_false): New.
14648         (hook_void_rtx_int): New.
14649         * hooks.h (hook_bool_rtx_int_false): Declared.
14650         (hook_void_rtx_int): Declared.
14651         * sched-int.h (IS_DISPATCH_ON): Defined.
14652         (IS_CMP): Defined.
14653         (DISPATCH_VIOLATION): Defined.
14654         (FITS_DISPATCH_WINDOW): Defined.
14655         (DISPATCH_INIT): Defined.
14656         (ADD_TO_DISPATCH_WINDOW): Defined.
14657         (get_ready_element): Declared.
14658         (number_in_ready): Declared.
14659         * target.def (dispatch): Defined.
14660         (dispatch_do): Defined.
14662 2010-09-09  Vladimir Makarov  <vmakarov@redhat.com>
14664         PR middle-end/45312
14665         * reload1.c (merge_assigned_reloads): Remove.
14666         (reload_as_needed): Don't call it.
14668 2010-09-09  Anatoly Sokolov  <aesok@post.ru>
14670         * config/m32r/m32r.c (m32r_mode_dependent_address_p): New functions.
14671         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
14672         * config/m32r/m32r.h: (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
14674 2010-09-09  Matthias Klose  <doko@ubuntu.com>
14676         PR bootstrap/43847
14677         * configure.ac (--enable-plugin): Enhance for cross builds.
14678         * configure: Regenerate.
14680 2010-09-09  Jan Hubicka  <jh@suse.cz>
14682         PR tree-optimization/45598
14683         * tree-ssa-ccp.c (fold_const_aggregate_ref): Check that result of
14684         string folding is of integral type.
14686 2010-09-09  Nathan Sidwell  <nathan@codesourcery.com>
14688         * configure.ac (gnu_indirect_function): New test.
14689         * configure: Rebuilt.
14690         * config.in (HAVE_GAS_INDIRECT_FUNCTION): New.
14691         * defaults.h (IFUNC_ASM_TYPE): Provide default.
14693         * doc/extend.texi (Function Attributes): Document ifunc.
14694         * varasm.c (do_assemble_alias): Deal with ifuncs too.
14696 2010-09-09  Hariharan Sandanagobalane  <hariharan@picochip.com>
14698         * config/picochip/picochip.c (picochip_reorg): Check for note_p for
14699         epilogue instruction move.
14701 2010-09-09  Jan Hubicka  <jh@suse.cz>
14703         * collect2.c (maybe_run_lto_and_relink): Rewrite code producing ld
14704         command line to allow more partitions than input files.
14706 2010-09-09  Vladimir Makarov  <vmakarov@redhat.com>
14708         PR middle-end/44554
14709         * ira.c (ira): Switch off sharing spill slots if setjmp is called.
14711 2010-09-09  Vladimir Makarov  <vmakarov@redhat.com>
14713         PR middle-end/40386
14714         * ira.c (pseudo_for_reload_consideration_p): Don't use
14715         flag_ira_share_spill_slots.
14717 2010-09-09  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14719         * config/s390/s390.c (legitimate_reload_constant_p): Accept floating-
14720         point zero operands that fit into a single GPR.
14721         (s390_preferred_reload_class): Ensure we only return general-purpose
14722         register classes.
14723         * config/s390/s390.md ("*mov<mode>_64dfp"): Use lghi to load
14724         floating-point zero operands into GPRs.
14725         ("*mov<mode>_64"): Likewise.
14726         ("mov<mode>"): Likewise using lhi.
14728 2010-09-09  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14730         * config/s390/s390.c (s390_symref_operand_p): Return false for
14731         literal pool references.
14732         (s390_check_qrst_address): Update caller.
14734 2010-09-09  Uros Bizjak  <ubizjak@gmail.com>
14736         * config/i386/predicates.md (ext_register_operand): Check that
14737         SUBREG_REG is really a register before looking for REGNO.
14738         (reg_not_xmm0_operand): Handle SUBREGs correctly.
14739         (nonimm_not_xmm0_operand): Call reg_not_xmm0_operand.
14741 2010-09-09  Jakub Jelinek  <jakub@redhat.com>
14743         * rtl.def (DEBUG_IMPLICIT_PTR): New rtl code.
14744         * rtl.h (DEBUG_IMPLICIT_PTR_DECL): Define.
14745         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_IMPLICIT_PTR.
14746         * print-rtl.c (print_rtx): Likewise.
14747         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
14748         * cfgexpand.c (expand_debug_expr): Generate DEBUG_IMPLICIT_PTR
14749         for ADDR_EXPR with non-addressable object.
14750         * dwarf2out.c (enum dw_val_class): Add dw_val_class_decl_ref.
14751         (struct dw_val_struct): Add v.val_decl_ref.
14752         (dwarf_stack_op_name, output_loc_operands, output_loc_operands_raw):
14753         Handle DW_OP_GNU_implicit_pointer.
14754         (size_of_loc_descr): Likewise.  Fix up DW_OP_call_ref size.
14755         (get_ref_die_offset_label): New function.
14756         (implicit_ptr_descriptor): New function.
14757         (mem_loc_descriptor): Handle DEBUG_IMPLICIT_PTR.
14758         (loc_descriptor): Likewise.
14759         (gen_variable_die): Put even definitions into decl_die_table.
14760         (resolve_addr_in_expr): Resolve still unresolved
14761         DW_OP_GNU_implicit_pointer operands, if it can't be resolved
14762         return false.
14763         (dwarf2out_finish): Call output_location_lists after outputting
14764         .debug_info and .debug_abbrev instead of before.
14766 2010-09-09  Roland McGrath  <roland@redhat.com>
14768         * dwarf2out.c (DWARF_REF_SIZE): Define.
14769         (size_of_loc_descr): Use it for DW_OP_call_ref.
14771 2010-09-09  Alan Modra  <amodra@gmail.com>
14773         * doc/invoke.text: Reinstate mcmodel=medium.
14774         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
14775         CMODEL_MEDIUM as default.
14776         * config/rs6000/rs6000.h (enum rs6000_cmodel): Add CMODEL_MEDIUM.
14777         * config/rs6000/rs6000.c (rs6000_handle_option): Add mcmodel=medium.
14778         (toc_relative_ok, offsettable_ok_by_alignment): New functions.
14779         (rs6000_emit_move): Reinstate mcmodel=medium optimization.
14781 2010-09-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14783         PR target/45250
14784         * config/pa/pa.md (nonlocal_goto): Restore hard frame pointer using
14785         hard_frame_pointer_rtx instead of virtual_stack_vars_rtx.
14786         (builtin_longjmp): Likewise.
14787         (allocate_stack): Use hard_frame_pointer_rtx instead of
14788         frame_pointer_rtx.
14789         * config/pa/pa-protos.h (pa_initial_elimination_offset): Declare.
14790         * config/pa/pa.c (pa_internal_arg_pointer): Declare.
14791         (pa_can_eliminate): Likewise.
14792         (TARGET_INTERNAL_ARG_POINTER): Define.
14793         (TARGET_CAN_ELIMINATE): Define.
14794         (hppa_expand_prologue): Use hard frame pointer instead of soft frame
14795         pointer.
14796         (hppa_expand_epilogue, pa_eh_return_handler_rtx): Likewise.
14797         (pa_internal_arg_pointer, pa_can_eliminate,
14798         pa_initial_elimination_offset): New.
14799         * config/pa/pa.h (FRAME_POINTER_REGNUM): Set to new general register.
14800         (HARD_FRAME_POINTER_REGNUM): Set to register three.
14801         (INITIAL_FRAME_POINTER_OFFSET): Delete.
14802         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET, DWARF_FRAME_REGISTERS):
14803         Define.
14804         (DWARF_ALT_FRAME_RETURN_COLUMN, REGNO_OK_FOR_INDEX_P,
14805         REGNO_OK_FOR_BASE_P): Update to include soft frame pointer.
14806         * config/pa/pa32-regs.h (FIRST_PSEUDO_REGISTER): Increase by one.
14807         (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER,
14808         REG_CLASS_CONTENTS, REGNO_REG_CLASS, REGISTER_NAMES): Update to include
14809         new soft frame pointer.
14810         * config/pa/pa64-regs.h: Likewise.
14812 2010-09-08  Uros Bizjak  <ubizjak@gmail.com>
14814         * config/i386/i386.h (EH_RETURN_DATA_REGNO) Use DX_REG instead of
14815         numerical constant.
14816         (EH_RETURN_STACKADJ_RTX): Use CX_REG insted of numerical constant.
14818 2010-09-08  Alexandre Oliva  <aoliva@redhat.com>
14820         PR debug/45531
14821         * cfglayout.c (fixup_reorder_chain): Skip debug insns.
14823 2010-09-08  Alexandre Oliva  <aoliva@redhat.com>
14825         PR debug/45419
14826         PR debug/45408
14827         * tree-pretty-print.c (dump_generic_node): Disregard top-level
14828         qualifiers in otherwise equal MEM_REF pointer types.
14829         * fold-const.c (operand_equal_p): Compare pointer type of MEM_REFs.
14830         * tree.c (iterative_hash_expr): Hash the pointer type of MEM_REFs.
14832 2010-09-08  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
14834         PR target/44392
14835         * config/arm/arm.md (bswapsi2): Handle condition correctly
14836         for armv6 and optimize_size.
14838 2010-09-08  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
14840         PR other/18555
14841         * doc/cppopts.texi (-isysroot): Document Darwin behaviour.
14843 2010-09-08  Uros Bizjak  <ubizjak@gmail.com>
14845         * config/i386/i386-protos.h (ix86_can_use_return_insn_p,
14846         symbolic_reference_mentioned_p, ix86_expand_movmem, ix86_expand_setmem,
14847         ix86_expand_strlen, legitimate_pic_address_disp_p,
14848         ix86_binary_operator_ok, ix86_unary_operator_ok, ix86_match_ccmode,
14849         ix86_expand_int_movcc, ix86_expand_fp_movcc, ix86_expand_int_addcc,
14850         ix86_check_movabs, ix86_secondary_memory_needed): Change function
14851         prototype to bool.
14852         * config/i386/i386.c (return_in_memory_32, return_in_memory_64,
14853         return_in_memory_ms_64, ix86_check_movabs,
14854         symbolic_reference_mentioned_p, ix86_can_use_return_insn_p,
14855         legitimate_pic_address_disp_p, ix86_binary_operator_ok,
14856         ix86_unary_operator_ok, ix86_match_ccmode, ix86_expand_int_movcc,
14857         ix86_expand_fp_movcc, ix86_expand_int_addcc, ix86_expand_movmem,
14858         ix86_expand_setmem, ix86_expand_strlen, inline_secondary_memory_needed,
14859         ix86_secondary_memory_needed): Change to bool.  Return
14860         "true" and "false" values.
14861         * config/i386/i386.md: Return "true" and "false" values.
14863 2010-09-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14865         * doc/sourcebuild.texi (Effective-Target Keywords): Document
14866         run_expensive_tests.
14868 2010-09-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14870         * toplev.c (output_stack_usage): Use lbasename instead of basename.
14872 2010-09-08  Martin Jambor  <mjambor@suse.cz>
14874         PR other/45443
14875         * doc/invoke.texi: Add -fipa-cp-clone to list of switches turned on
14876         at -O3.
14878 2010-09-08  Richard Guenther  <rguenther@suse.de>
14880         * gimple.c (gimple_types, type_hash_cache): Move to GC memory.
14881         (visit): Adjust.
14882         (iterative_hash_gimple_type): Likewise.
14883         (gimple_type_hash): Likewise.
14884         (gimple_register_type): Likewise.
14885         (print_gimple_types_stats): Likewise.
14886         (free_gimple_type_tables): Likewise.
14888 2010-09-08  Michael Matz  <matz@suse.de>
14890         PR tree-optimization/43430
14891         * tree-vect-stmts.c (vectorizable_condition): Support multiple
14892         copies for conditional statements if it's not part of a reduction.
14894 2010-09-08  Michael Matz  <matz@suse.de>
14896         PR tree-optimization/33244
14897         * tree-ssa-sink.c (statement_sink_location): Don't sink into
14898         empty loop latches.
14900 2010-09-08  Richard Guenther  <rguenther@suse.de>
14902         PR tree-optimization/45578
14903         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr):
14904         Be more careful when transfering alignment information to
14905         the new induction variable.
14906         (copy_ref_info): Likewise.
14908 2010-09-08  Richard Guenther  <rguenther@suse.de>
14910         * tree.h (TYPE_ORIG_SIZE_TYPE): Remove.
14911         * c-typeck.c (comptypes_internal): Remove TYPE_ORIG_SIZE_TYPE checks.
14913 2010-09-08  Arnaud Charlet  <charlet@adacore.com>
14915         * c-tree.h, c-decl.c (build_enumerator): Add location parameter.
14916         * c-parser.c (c_parser_enum_specifier): Adjust call to build_enumerator.
14918 2010-09-08  Kenneth Zadeck  <zadeck@naturalbridge.com>
14920         PR doc/45587
14921         * doc/md.texi: Fixed modes on several standard pattern names.
14923 2010-09-08  Mingjie Xing  <mingjie.xing@gmail.com>
14925         * config/mips/loongson.md (loongson_psll<V_suffix>): Rename to...
14926         (ashl<mode>3): ...this.
14927         (loongson_psra<V_suffix>): Rename to...
14928         (ashr<mode>3): ...this.
14929         (loongson_psrl<V_suffix>): Rename to...
14930         (lshr<mode>3): ...this.
14931         * config/mips/mips.c (CODE_FOR_loongson_psllh): Define.
14932         (CODE_FOR_loongson_psllw): Define.
14933         (CODE_FOR_loongson_psrlh): Define.
14934         (CODE_FOR_loongson_psrlw): Define.
14935         (CODE_FOR_loongson_psrah): Define.
14936         (CODE_FOR_loongson_psraw): Define.
14938 2010-09-07  Richard Henderson  <rth@redhat.com>
14940         * tree-vect-data-refs.c: Include tm_p.h.
14941         * Makefile.in (tree-vect-data-refs.o): Update deps.
14942         * config/i386/i386-protos.h (ix86_cfun_abi, ix86_function_type_abi):
14943         Move delarations outside #ifdef RTX_CODE.
14945 2010-09-07  Richard Henderson  <rth@redhat.com>
14947         * final.c (rest_of_handle_final): Unconditionally do
14948         output_function_exception_table before assemble_end_function.
14950 2010-09-07  Jan Hubicka  <jh@suse.cz>
14952         * tree-inline.c (tree_inlinable_function_p): Do not test
14953         DECL_REPLACEABLE_P.
14954         * ipa-inline.c (cgraph_default_inline_p, update_caller_keys,
14955         update_callee_keys, cgraph_decide_inlining): Test function availability.
14956         * cif-code.def (OVERWRITABLE): New code.
14958 2010-09-07  H.J. Lu  <hjl.tools@gmail.com>
14959             Jack Howarth  <howarth@bromo.med.uc.edu>
14961         PR target/36502
14962         PR target/42313
14963         PR target/44651
14964         * config/i386/darwin.h (STACK_BOUNDARY): Redefine as 128 for
14965         profiling or 64-bit MS_ABI and as BITS_PER_WORD otherwise.
14966         (PREFERRED_STACK_BOUNDARY): Replace STACK_BOUNDARY with 128 in
14967         MAX macro.
14969 2010-09-07  H.J. Lu  <hongjiu.lu@intel.com>
14971         * unwind-dw2-fde-glibc.c: Include <elf.h> for DT_CONFIG.
14972         Include <link.h> only if USE_PT_GNU_EH_FRAME is defined.
14974 2010-09-07  H.J. Lu  <hongjiu.lu@intel.com>
14976         * config.gcc: Don't append t-android for Android targets.
14978         * config/t-android: Removed.
14980 2010-09-07  Richard Henderson  <rth@redhat.com>
14982         * target.def (TARGET_ASM_EMIT_EXCEPT_PERSONALITY): New hook.
14983         * doc/tm.texi.in: Add doc marker.
14984         * doc/tm.texi: Rebuild.
14985         * except.c (switch_to_exception_section): Always build.
14986         (output_one_function_exception_table): Move section switch,
14987         personality output, and label output ...
14988         (output_function_exception_table): ... here.  Use the new
14989         personality hook.
14991         * config/ia64/ia64.c (ia64_asm_emit_except_personality,
14992         ia64_asm_init_sections, TARGET_ASM_EMIT_EXCEPT_PERSONALITY,
14993         TARGET_ASM_INIT_SECTIONS): New.
14994         (ia64_asm_unwind_emit): Rename from process_for_unwind_directive,
14995         make static.
14996         (TARGET_ASM_UNWIND_EMIT): Update to match.
14997         * config/ia64/ia64-protos.h (process_for_unwind_directive): Remove.
14999         * config/arm/arm.c (arm_asm_emit_except_personality): New.
15000         (arm_asm_init_sections): New.
15001         (TARGET_ASM_EMIT_EXCEPT_PERSONALITY, TARGET_ASM_INIT_SECTIONS): New.
15003 2010-09-07  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
15005         * config/arm/arm.md: Remove unused variable.
15007 2010-09-07  Anatoly Sokolov  <aesok@post.ru>
15009         * config/m32r/m32r.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
15010         * config/m32r/m32r.c (TARGET_MEMORY_MOVE_COSTS): Define.
15011         (m32r_memory_move_cost): New function.
15013 2010-09-07  H.J. Lu  <hongjiu.lu@intel.com>
15015         * config.gcc: Append t-android for Android targets.
15017         * config/t-android: New.
15019 2010-09-07  Richard Henderson  <rth@redhat.com>
15021         * target.def (unwind_emit_before_insn): New hook.
15022         * doc/tm.texi.in: Add @hook marker for it.
15023         * doc/tm.texi: Rebuild.
15024         * final.c (final_scan_insn): Respect unwind_emit_before_insn.
15026 2010-09-07  Martin Jambor  <mjambor@suse.cz>
15028         PR fortran/43665
15029         * ipa-cp.c (ipcp_versionable_function_p): Return false if there
15030         are any type attributes.
15032 2010-09-07  Jan Hubicka  <jh@suse.cz>
15034         * tree-ssa-ccp.c (fold_const_aggregate_ref): Fix handling of
15035         array_ref_low_bound in string access folding.
15037 2010-09-07  Uros Bizjak  <ubizjak@gmail.com>
15039         PR target/45206
15040         * config/i386/i386.c (ix86_expand_epilogue): Mark SP as valid after
15041         eh_return fixup sequence.
15043 2010-09-07  Jan Hubicka  <jh@suse.cz>
15045         * gimple-fold.c (maybe_fold_reference): Verify that operand is
15046         gimple_min_invariant.
15048 2010-09-07  Richard Guenther  <rguenther@suse.de>
15050         PR middle-end/45569
15051         * tree-eh.c (operation_could_trap_helper_p): Neither COMPLEX_EXPR
15052         nor CONSTRUCTOR can trap.
15053         * tree-complex.c (update_complex_assignment): Update EH info.
15055 2010-09-07  Richard Guenther  <rguenther@suse.de>
15057         PR middle-end/45569
15058         * tree-cfg.c (build_gimple_cfg): Remove redundant stmt verification.
15059         * passes.c (execute_function_todo): Do not verify anything if
15060         we saw errors.
15062 2010-09-07  Richard Guenther  <rguenther@suse.de>
15064         * tree-pretty-print.c (dump_generic_node): Dump void types as void.
15066 2010-09-07  Bernd Schmidt  <bernds@codesourcery.com>
15068         PR target/43137
15069         * config/arm/iterators.md (qhs_zextenddi_cond, qhs_sextenddi_cond):
15070         New define_mode_attrs.
15071         * config/arm/arm.md (zero_extendsidi2, arm_zero_extendsidi2,
15072         arm_exxtendsidi2, arm_extendsidi2): Delete patterns.
15073         (zero_extend<mode>di2, extend<mode>di2 and related splits): New.
15074         (thumb1_zero_extendhisi2): Remove code to handle LABEL_REFs.
15075         Remove pool_range attribute.
15076         (arm_zero_extendhisi2, arm_zero_extendhisi2_v6, arm_zero_extendqisi2,
15077         arm_zero_extendqisi2_v6, thumb1_zero_extendqisi2_v6): Remove
15078         pool_range and neg_pool_range attributes.
15079         * config/arm/thumb2.md (thumb2_zero_extendsidi2,
15080         thumb2_zero_extendhidi2, thumb2_zero_extendqidi2, thumb2_extendsidi2,
15081         thumb2_extendhidi2, thumb2_extendqidi2): Delete.
15083 2010-09-06  H.J. Lu  <hongjiu.lu@intel.com>
15085         * config/i386/linux-unwind.h (x86_fallback_frame_state): Properly
15086         check glibc.
15088 2010-09-06  Uros Bizjak  <ubizjak@gmail.com>
15090         PR target/22152
15091         * config/i386/mmx.md (*mov<mode>_internal_rex64,
15092         *mov<mode>_internal_avx, *mov<mode>_internal,
15093         *movv2sf_internal_rex64_avx, *movv2sf_internal_rex64,
15094         *movv2sf_internal_avx, *movv2sf_internal): Split out !y-!y alternative.
15096 2010-09-06  Mark Mitchell  <mark@codesourcery.com>
15098         * c-typeck.c (do_warn_double_promotion): Remove.
15099         * doc/invoke.texi (-Wdouble-promotion): Note available for C++ and
15100         Objective-C++ too.
15102 2010-09-06  Anatoly Sokolov  <aesok@post.ru>
15104         * config/frv/frv.h (CLASS_LIKELY_SPILLED_P): Remove.
15105         * config/frv/frv-protos.h (frv_class_likely_spilled_p): Remove.
15106         * config/frv/frv.c (frv_class_likely_spilled_p): Make static. Change
15107         argument type to reg_class_t. Change result type to bool.
15108         (TARGET_CLASS_LIKELY_SPILLED_P): Define.
15110 2010-09-06  Nicola Pero  <nicola.pero@meta-innovation.com>
15112         PR libobjc/19850
15113         * gthr-posix.h (__gthread_objc_thread_detach): Use
15114         _objc_thread_attribs when detaching a thread.
15115         * gthr-posix95.h (__gthread_objc_thread_detach): Same change.
15117 2010-09-06  H.J. Lu  <hongjiu.lu@intel.com>
15119         PR target/45524
15120         * configure.ac (enable_decimal_float): Set to $default_decimal_float.
15121         * configure: Regenerated.
15123 2010-09-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15125         * combine.c (try_combine): Set subst_low_luid to i0.
15127 2010-09-06  Richard Guenther  <rguenther@suse.de>
15129         * tree.def (MISALIGNED_INDIRECT_REF): Remove.
15130         * tree.h (INDIRECT_REF_P): Only check for INDIRECT_REF.
15131         (build_aligned_type): Declare.
15132         * tree.c (check_qualified_type): Also compare TYPE_ALIGN.
15133         (check_aligned_type): New function.
15134         (build_aligned_type): Likewise.
15135         * expr.c (expand_assignment): Handle misaligned stores via
15136         TARGET_MEM_REF and MEM_REF using movmisalign_optab.
15137         (expand_expr_real_1): Likewise.
15138         (safe_from_p): Remove MISALIGNED_INDIRECT_REF handling.
15139         * tree-vect-stmts.c (vectorizable_store): Do not build
15140         MISALIGNED_INDIRECT_REF but initialize alignment information.
15141         (vectorizable_load): Likewise.
15142         * builtins.c (get_object_alignment): Remove MISALIGNED_INDIRECT_REF
15143         handling.
15144         * cfgexpand.c (expand_debug_expr): Likewise.
15145         * dwarf2out.c (loc_list_from_tree): Likewise.
15146         * fold-const.c (maybe_lvalue_p): Likewise.
15147         (operand_equal_p): Likewise.
15148         (build_fold_addr_expr_with_type_loc): Likewise.
15149         * gimplify.c (gimplify_addr_expr): Likewise.
15150         (gimplify_expr): Likewise.
15151         * tree-cfg.c (verify_types_in_gimple_min_lval): Likewise.
15152         (verify_gimple_assign_single): Likewise.
15153         * tree-dump.c (dequeue_and_dump): Likewise.
15154         (tree_could_trap_p): Likewise.
15155         * tree-predcom.c (ref_at_iteration): Likewise.
15156         * tree-pretty-print.c (dump_generic_node): Likewise.
15157         (op_code_prio): Likewise.
15158         (op_symbol_code): Likewise.
15159         * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
15160         * tree-ssa-loop-im.c (for_each_index): Likewise.
15161         (gen_lsm_tmp_name): Likewise.
15162         * tree-ssa-loop-ivopts.c (idx_find_step): Likewise.
15163         (find_interesting_uses_address): Likewise.
15164         * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
15165         * tree-ssa-operands.c (get_expr_operands): Likewise.
15166         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
15167         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15168         (ao_ref_init_from_vn_reference): Likewise.
15169         * tree.c (staticp): Likewise.
15170         (build1_stat): Likewise.
15171         (reference_alias_ptr_type): Likewise.
15172         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
15173         * config/rs6000/rs6000.c (rs6000_check_sdmode): Remove
15174         MISALIGNED_INDIRECT_REF handling.
15176 2010-09-06  Richard Guenther  <rguenther@suse.de>
15178         PR tree-optimization/45534
15179         * tree-ssa-address.c (create_mem_ref_raw): Add verify parameter.
15180         (create_mem_ref): Do verify the created TARGET_MEM_REF is valid
15181         on the target.
15182         (maybe_fold_tmr): Do not verify the created TARGET_MEM_REF is
15183         valid on the target.
15185 2010-09-06  Andreas Schwab  <schwab@redhat.com>
15187         * configure.ac: Quote argument of AC_MSG_WARN.
15188         * configure: Regenerate.
15190 2010-09-06  Alexander Monakov  <amonakov@ispras.ru>
15192         * sel-sched.c (move_cond_jump): Correct arguments to
15193         maybe_tidy_empty_bb.
15194         * sel-sched-ir.c (maybe_tidy_empty_bb): Export.
15196 2010-09-06  Andrey Belevantsev  <abel@ispras.ru>
15198         PR rtl-optimization/44919
15199         * sel-sched.c (move_cond_jump): Remove assert, check that
15200         the several blocks case can only happen with mutually exclusive
15201         insns instead.  Rewrite the movement code to support moving through
15202         several basic blocks.
15204 2010-09-06  Uros Bizjak  <ubizjak@gmail.com>
15206         * config/i386/i386.md (iptrsize): New mode attribute.
15207         (tp_seg): Ditto.
15208         (*load_tp_<mode>): Macroize insn from *load_tp_{si,di} using P
15209         mode iterator.
15210         (*add_tp_<mode>): Ditto from *add_tp_{si,di}.
15211         (stack_protect_set_<mode>): Ditto from stack_protect_set_{si,di}.
15212         (stack_protect_test_<mode>): Ditto from stack_protect_test_{si,di}.
15213         (stack_tls_protect_set_<mode>): Ditto from
15214         stack_tls_protect_set_{si,di}.  Use %@ to output segment register
15215         of thread base pointer load.
15216         (stack_tls_protect_test_<mode>): Ditto from
15217         stack_tls_protect_test_{si,di}.  Use %@ to output segment register
15218         of thread base pointer load.
15219         (stack_protect_set): Rewrite using indirect functions.
15220         (stack_protect_test): Ditto.
15221         * config/i386/i386.c (ix86_print_operand_punct_valid): Add '@'.
15222         (ix86_print_operand): Handle '@'.
15224 2010-09-05  Giuseppe Scrivano  <gscrivano@gnu.org>
15226         * tree-tailcall.c (process_assignment): Handle NEGATE_EXPR and
15227         MINUS_EXPR.
15229 2010-09-05  Mark Mitchell  <mark@codesourcery.com>
15231         * doc/invoke.texi: Document -Wdouble-promotion.
15232         * c-typeck.c (convert_arguments): Check for implicit conversions
15233         from float to double.
15234         (do_warn_double_promotion): New function.
15235         (build_conditional_expr): Use it.
15236         (build_binary_op): Likewise.
15238 2010-09-05  Richard Guenther  <rguenther@suse.de>
15240         PR tree-optimization/45535
15241         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
15242         handle TMR_INDEX2.  Make sure TMR_INDEX is not NULL before
15243         dereferencing it.
15244         (indirect_refs_may_alias_p): Likewise.
15246 2010-09-05  Naveen H.S  <naveen.S@kpitcummins.com>
15248         * config/sh/sh.c (sh_option_override): Make static.
15249         Adjust comments.  Declare.
15250         (sh_function_value_regno_p): Likewise.
15251         (sh_register_move_cost): Modify the arguments, make static.
15252         Adjust comments.  Declare.
15253         (TARGET_OPTION_OVERRIDE, TARGET_REGISTER_MOVE_COST
15254         TARGET_FUNCTION_VALUE_REGNO_P): Define.
15255         * config/sh/sh.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P
15256         REGISTER_MOVE_COST): Delete.
15257         * config/sh/sh-protos.h (sh_override_options): Delete.
15258         (sh_register_move_cost): Delete.
15259         (sh_function_value_regno_p): Delete.
15261 2010-09-04  Anatoly Sokolov  <aesok@post.ru>
15263         * config/m32r/m32r.c (m32r_function_value, m32r_libcall_value,
15264         m32r_function_value_regno_p): New functions.
15265         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
15266         TARGET_FUNCTION_VALUE_REGNO_P): Declare.
15267         * config/m32r/m32r.h: (FUNCTION_VALUE, LIBCALL_VALUE,
15268         FUNCTION_VALUE_REGNO_P): Remove.
15270 2010-09-04  Jan Hubicka  <jh@suse.cz>
15272         * gimple-fold.c (maybe_fold_reference): Use fold_const_aggregate_ref.
15273         * tree-ssa-ccp.c (fold_const_aggregate_ref): Use
15274         fold_read_from_constant_string.
15276         * gimple.h (canonicalize_constructor_val): Declare.
15277         * gimple-fold.c (canonicalize_constructor_val): New function.
15278         (get_symbol_constant_value):Use it.
15279         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
15281 2010-09-04  Jan Hubicka  <jh@suse.cz>
15283         * tree-switch-conversion.c (build_one_array): Set constructor to be
15284         static.
15285         * varpool.c (varpool_finalize_decl): Compute const_value_known.
15287 2010-09-04  Richard Guenther  <rguenther@suse.de>
15289         PR bootstrap/45519
15290         * tree-flow.h (force_gimple_operand_1): Declare.
15291         (force_gimple_operand_gsi_1): Likewise.
15292         * gimplify.c (force_gimple_operand_1): New worker taking a
15293         gimple predicate for ...
15294         (force_gimple_operand): ... which now wraps it.
15295         (force_gimple_operand_gsi_1, force_gimple_operand_gsi): Likewise.
15296         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Revert
15297         last change.
15298         * tree-ssa-address.c (gimplify_mem_ref_parts): Use
15299         force_gimple_operand_gsi_1 with is_gimple_mem_ref_addr.
15300         (create_mem_ref): Likewise.
15302 2010-09-04  Uros Bizjak  <ubizjak@gmail.com>
15304         * config/i386/predicates.md (sse_reg_operand): New predicate.
15305         * config/i386/i386.md (TFmode push splitter): Use sse_reg_operand
15306         predicate for operand 1.
15307         (XFmode push splitter): Use fp_register_operand predicate
15308         for operand 1.
15309         (*dummy_extendsfdf2, *dummy_extendsfxf2): Remove disabled patterns.
15310         (SF-DF float_extend push splitter): Add reload_completed insn
15311         predicate.
15312         ({SF,DF}-XF float_extend_push splitter): Macroize splitter using
15313         MODEF mode macro.  Add reload_completed insn predicate.
15315 2010-09-04  Paolo Bonzini  <bonzini@gnu.org>
15317         * df.h (enum df_ref_class): Remove DF_REF_EXTRACT.
15318         (struct df_extract_ref): Remove.
15319         (union df_ref_d): Remove extract_ref member.
15320         (df_ref_create): Remove last three arguments.
15321         (DF_REF_LOC): Remove DF_REF_EXTRACT case.
15322         * df-scan.c (df_ref_record): Remove last three arguments, do not
15323         pass them to df_ref_create_structure.
15324         (df_uses_record): Remove first and last three arguments.  Replace
15325         first argument with DF_REF_REGULAR, adjust calls to remove the
15326         width, offset and mode.  Always call recursively on the second
15327         and third argument of ZERO_EXTRACT and SIGN_EXTRACT.
15328         (df_ref_create_structure): Remove first argument.
15329         (struct df_scan_problem_data): Remove ref_extract_pool.
15330         (df_scan_free_internal): Do not free it.
15331         (df_scan_alloc): Do not allocate it.
15332         (df_ref_create): Remove last three arguments, do not pass them to
15333         df_ref_create_structure.
15334         (df_free_ref): Remove DF_REF_EXTRACT case.
15335         (df_notes_rescan): Adjust call to df_uses_record.
15336         (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
15337         Remove DF_REF_EXTRACT case.
15338         (df_def_record_1): Do not special case class for a ZERO_EXTRACT lhs.
15339         Adjust calls to df_ref_record, using DF_REF_REGULAR for all REG
15340         and SUBREG definitions.
15341         (df_get_conditional_uses): Remove references to width/offset/mode,
15342         adjust call to df_ref_create_structure.
15343         (df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15344         df_entry_block_defs_collect, df_exit_block_uses_collect): Adjust
15345         calls to df_uses_record and df_ref_record.
15346         * fwprop.c (update_df): Remove references to width/offset/mode,
15347         adjust call to df_ref_create.
15349 2010-09-03  Jan Hubicka  <jh@suse.cz>
15351         * ipa.c (build_cdtor): Take VECtor as argument; fix array walk.
15352         (build_cdtor_fns): Update use of build_cdtor.
15354 2010-09-03  Joseph Myers  <joseph@codesourcery.com>
15356         * doc/options.texi (SeparateAlias): Document.
15357         * opt-functions.awk (switch_flags): Handle SeparateAlias.
15358         * opth-gen.awk: Generate enumeration names for options marked
15359         SeparateAlias, but not for those marked Ignore.
15360         * opts-common.c (generate_canonical_option): Don't output separate
15361         argument for options marked CL_SEPARATE_ALIAS.
15362         (decode_cmdline_option): Handle CL_SEPARATE_ALIAS.
15363         * opts.h (CL_SEPARATE_ALIAS): New.
15364         (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET,
15365         CL_COMMON): Adjust definitions.
15366         * config/i386/darwin.opt, config/mips/sde.opt: New.
15367         * common.opt (fdump-final-insns): New.
15368         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
15369         i386/darwin.opt.
15370         (mips*-sde-elf*): Add mips/sde.opt.
15371         * config/mips/sde.h (DRIVER_SELF_SPECS): Don't handle
15372         -mno-data-in-code and -mcode-xonly here.
15373         * defaults.h (DEFAULT_SWITCH_TAKES_ARG): Add 'd'.
15374         * gcc.c (option_map): Add "j" to --dump entry.
15375         (translate_options): Don't translate -d to -foutput-class-dir= here.
15377 2010-09-03  Sebastian Pop  <sebastian.pop@amd.com>
15379         * tree-data-ref.c (dr_may_alias_p): Replace !DR_IS_READ with
15380         DR_IS_WRITE.
15381         (compute_all_dependences): Same.
15382         (create_rdg_edge_for_ddr): Same.
15383         * tree-data-ref.h (DR_IS_WRITE): New.
15384         (ddr_is_anti_dependent): Replace !DR_IS_READ with DR_IS_WRITE.
15385         * tree-if-conv.c (write_memrefs_written_at_least_once): Same.
15386         (write_memrefs_written_at_least_once): Same.
15387         * tree-predcom.c (suitable_component_p): Same.
15388         (determine_roots_comp): Same.
15389         (execute_load_motion): Same.
15390         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Same.
15391         (vect_enhance_data_refs_alignment): Same.
15392         (vect_analyze_group_access): Same.
15394 2010-09-03  Joern Rennecke  <joern.rennecke@embecosm.com>
15396         PR testsuite/42843
15397         * Makefile.in (PLUGINCC): Define in terms of @CC@ / @CXX@
15398         (PLUGINCFLAGS): Define in terms of @CFLAGS@ / @CXXFLAGS@
15400 2010-09-03  Marcin Baczynski  <marbacz@gmail.com>
15402         * dwarf2out.c (file scope): Remove #if0'd code.
15403         (gen_subprogram_die): Same.
15405 2010-09-03  Jakub Jelinek  <jakub@redhat.com>
15407         PR middle-end/45484
15408         * dwarf2out.c (flush_queued_reg_saves): Rename to...
15409         (dwarf2out_flush_queued_reg_saves): ... this.  No longer static.
15410         (dwarf2out_frame_debug_expr, dwarf2out_frame_debug): Adjust callers.
15411         * dwarf2out.h (dwarf2out_flush_queued_reg_saves): New prototype.
15412         * config/i386/i386.c (output_set_got): Call it.
15414 2010-09-03  Michael Matz  <matz@suse.de>
15416         PR middle-end/45415
15417         * tree-sra.c (sra_modify_assign): If we modify the statement,
15418         say so.
15420         * tree-ssa.c (verify_ssa): Check number of operands and links
15421         per statement to agree.
15423 2010-09-03  Uros Bizjak  <ubizjak@gmail.com>
15424             Iain Sandoe  <iains@gcc.gnu.org>
15426         PR target/45476
15427         * config/i386/t-darwin (LIB2FUNCS_EXCLUDE): New.
15428         * config/i386/darwin.h (LIBGCC2_HAS_TF_MODE,
15429         LIBGCC2_TF_CEXT, TF_SIZE): New defines.
15431 2010-09-03  Richard Guenther  <rguenther@suse.de>
15433         * lto-streamer-out.c (output_function): Output function
15434         start and end loci.
15435         * lto-streamer-in.c (input_function): Input function start
15436         and end loci.
15438 2010-09-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15440         * configure.ac: Use the GCC_AC_ENABLE_DECIMAL_FLOAT macro.
15441         * Makefile.in: Add aclocal.m4 dependency to dfp.m4.
15442         * configure: Regenerate.
15443         * aclocal.m4: Regenerate.
15445 2010-09-03  Jan Hubicka  <jh@suse.cz>
15447         PR lto/44812
15448         * lto-cgraph.c (intput_node, input_varpool_node): Set DECL_EXTERNAL
15449         on functions/variables in other partition.
15451 2010-09-03  Jan Hubicka  <jh@suse.cz>
15453         * cgraph.h (struct varpool_node): Add const_value_known.
15454         (varpool_decide_const_value_known): Declare.
15455         * tree-ssa-ccp.c (fold_const_aggregate_ref): Update initializer folding.
15456         * lto-cgraph.c (lto_output_varpool_node): Store const_value_known.
15457         (input_varpool_node): Restore const_value_known.
15458         * tree-ssa-loop-ivcanon (constant_after_peeling): Check varpool for
15459         initializer folding.
15460         * ipa.c (ipa_discover_readonly_nonaddressable_var,
15461         function_and_variable_visibility): Compute const_value_known.
15462         * gimple-fold.c (get_symbol_constant_value): Use varpool for
15463         initializer folding.
15464         * varpool.c (varpool_decide_const_value_known): New function.
15466 2010-09-03  Uros Bizjak  <ubizjak@gmail.com>
15468         * config/i386/i386.md: Remove empty preparation statements
15469         from splitters.
15471 2010-09-03  Jan Hubicka  <jh@suse.cz>
15473         * passes.c (rest_of_decl_compilation): Do not add local vars into
15474         varpool.
15475         * varpool.c (varpool_get_node, varpool_node): Sanity check that only
15476         static or extern vars are in varpool.
15477         (varpool_finalize_decl): Sanity check that only static vars are
15478         finalized.
15480 2010-09-03  Jakub Jelinek  <jakub@redhat.com>
15482         PR debug/45500
15483         * dwarf2out.c (rtl_for_decl_init): Give up for all generic vectors,
15484         not just generic vectors with BLKmode.
15486 2010-09-03  Richard Guenther  <rguenther@suse.de>
15488         * tree.def (TARGET_MEM_REF): Merge TMR_SYMBOL and TMR_BASE.
15489         Move TMR_OFFSET to second operand.  Add TMR_INDEX2.
15490         * tree.h (TMR_SYMBOL): Remove.
15491         (TMR_BASE, TMR_OFFSET): Adjust.
15492         (TMR_INDEX2): New.
15493         * alias.c (ao_ref_from_mem): Use TMR_BASE.
15494         * builtins.c (get_object_alignment): Merge TMR_BASE and
15495         TMR_SYMBOL handling.
15496         * cfgexpand.c (expand_debug_expr): Use TMR_BASE.
15497         * gimple.c (get_base_address): Merge MEM_REF and TARGET_MEM_REF
15498         handling.  Also allow TARGET_MEM_REF as base address.
15499         (walk_stmt_load_store_addr_ops): TMR_BASE is always non-NULL.
15500         * gimplify.c (gimplify_expr): Gimplify TMR_BASE like MEM_REF
15501         base.  Gimplify TMR_INDEX2.
15502         * tree-cfg.c (verify_types_in_gimple_reference): Adjust.
15503         * tree-dfa.c (get_ref_base_and_extent): Likewise.
15504         (get_addr_base_and_unit_offset): Likewise.
15505         * tree-eh.c (tree_could_trap_p): Likewise.
15506         * tree-pretty-print.c (dump_generic_node): Likewise.
15507         * tree-ssa-address.c (tree_mem_ref_addr): Simplify.  Handle TMR_INDEX2.
15508         (create_mem_ref_raw): Merge symbol and base.  Move 2ndary
15509         base to index2.
15510         (get_address_description): Reconstruct addres description
15511         from merged TMR_BASE and TMR_INDEX2.
15512         (maybe_fold_tmr): Fold propagated addresses.
15513         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Merge
15514         MEM_REF and TARGET_MEM_REF paths.
15515         (indirect_refs_may_alias_p): Likewise.
15516         * tree-ssa-live.c (mark_all_vars_used_1): Handle TMR_INDEX2
15517         instead of TMR_SYMBOL.
15518         * tree-ssa-operands.c (get_tmr_operands): Simplify.
15519         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Adjust
15520         according to changes ...
15521         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): ... here.
15522         Split TARGET_MEM_REF into two fields plus the base.
15523         * tree.c (mem_ref_offset): Simplify.
15524         * tree-ssa-loop-im.c (for_each_index): Handle TMR_INDEX2.
15525         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
15526         Strip NOPs when folding MEM_REF addresses.
15527         * tree-ssa-sink.c (is_hidden_global_store): Handle TARGET_MEM_REF.
15528         * gimple-fold.c (maybe_fold_reference): Fold TARGET_MEM_REF here ...
15529         (fold_gimple_assign): ... not here.
15531 2010-09-03  Mingjie Xing  <mingjie.xing@gmail.com>
15533         * config/mips/mips.h (SHIFT_COUNT_TRUNCATED): Change the definition.
15534         * config/mips/mips.c (mips_shift_truncation_mask): New function.
15535         (TARGET_SHIFT_TRUNCATION_MASK): Define.
15537 2010-09-02  Richard Henderson  <rth@redhat.com>
15539         * configure.ac (gcc_cv_as_cfi_advance_working): Use objdump
15540         instead of readelf in the test.
15541         (gcc_cv_as_cfi_sections_directive): Check for correct relocation
15542         in the .debug_frame section for coff targets.
15543         * configure: Rebuild.
15545 2010-09-02  Anatoly Sokolov  <aesok@post.ru>
15547         * config/m32c/m32c.h (CLASS_LIKELY_SPILLED_P): Remove.
15548         * config/m32c/m32c-protos.h (m32c_class_likely_spilled_p): Remove.
15549         * config/m32c/m32c.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
15550         (m32c_class_likely_spilled_p): Make static. Change argument type to
15551         reg_class_t. Change result type to bool.
15553 2010-09-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
15555         * config/rs6000/rs6000.opt (-mfriz): New switch to control whether
15556         to convert (double)(long) into a single FRIZ instruction or not
15557         when -ffast-math is used.
15559         * config/rs6000/vsx.md (VSX_DF): New iterator for DF/V2DF modes.
15560         (vsx_float_fix_<mode>2): Optimize (double)(long) into X{S,V}RDPIZ
15561         or FRIZ instruction if -ffast-math.
15562         * config/rs6000/rs6000.md (friz): Ditto.
15564         * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mfriz.
15566 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
15568         * opth-gen.awk (quote, comma): Remove unused variables.
15570 2010-09-02  Ryan Mansfield  <rmansfield@qnx.com>
15572         * arm.c (arm_override_options): Correct fall-back code to use
15573         SUBTARGET_CPU_DEFAULT.
15575 2010-09-02  Julian Brown  <julian@codesourcery.com>
15577         * config/arm/neon.md (UNSPEC_VCLE, UNSPEC_VCLT): New constants for
15578         unspecs.
15579         (vcond<mode>, vcondu<mode>): New expanders.
15580         (neon_vceq<mode>, neon_vcge<mode>, neon_vcgt<mode>): Support
15581         comparisons with zero.
15582         (neon_vcle<mode>, neon_vclt<mode>): New patterns.
15583         * config/arm/constraints.md (Dz): New constraint.
15585 2010-09-02  Anatoly Sokolov  <aesok@post.ru>
15587         * target.def (class_likely_spilled_p): New hook.
15588         * doc/tm.texi.in (TARGET_CLASS_LIKELY_SPILLED_P): Document.
15589         * doc/tm.texi: Regenerate.
15590         * targhooks.c (default_class_likely_spilled_p): New function.
15591         * targhooks.h (default_class_likely_spilled_p): Declare.
15592         * regs.h (CLASS_LIKELY_SPILLED_P): Remove.
15593         * combine.c (cant_combine_insn_p, likely_spilled_retval_p): Use
15594         TARGET_CLASS_LIKELY_SPILLED_P target hook. Use HARD_REGISTER_P macro.
15595         Use fixed_reg_set instead of fixed_regs.
15596         * cse.c (hash_rtx_cb): Use TARGET_CLASS_LIKELY_SPILLED_P target hook.
15597         * calls.c (avoid_likely_spilled_reg): Ditto.
15598         * ira-conflicts.c (ira_build_conflicts): Ditto.
15599         * ira.c (update_equiv_regs): Ditto.
15600         * mode-switching.c (create_pre_exit): Ditto.
15601         * regmove.c (find_matches): Ditto.
15602         (regclass_compatible_p): Use TARGET_CLASS_LIKELY_SPILLED_P target hook.
15603         * reload.c (SMALL_REGISTER_CLASS_P): Remove macro.
15604         (small_register_class_p): New inline function.
15605         (push_secondary_reload, find_reusable_reload, find_reloads): Use
15606         small_register_class_p instead of SMALL_REGISTER_CLASS_P.
15608         * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Remove.
15609         * config/i386/i386.c (ix86_class_likely_spilled_p): New.
15610         (TARGET_CLASS_LIKELY_SPILLED_P): Define.
15612 2010-09-02  Richard Guenther  <rguenther@suse.de>
15614         PR tree-optimization/44937
15615         PR tree-optimization/45412
15616         * ipa-split.c (split_function): Properly remove PHI nodes.
15618 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
15620         * opts.h (struct cl_option): Add warn_message field.
15621         (struct cl_decoded_option): Add warn_message field.
15622         * doc/options.texi (Ignore, Warn): Document.
15623         * opt-functions.awk (needs_state_p): Don't consider aliases or
15624         ignored options to need state saved.
15625         * optc-gen.awk: Handle Warn and Ignore.
15626         * opth-gen.awk: Output OPT_SPECIAL_ignore.
15627         * opts-common.c (decode_cmdline_option): Set warn_message field.
15628         Handle ignored options.
15629         (decode_cmdline_options_to_array, generate_option,
15630         generate_option_input_file): Set warn_message field.
15631         (read_cmdline_option): Generate warnings from warn_message field.
15632         Handle ignored options.
15633         * common.opt (Wunreachable-code, fargument-alias,
15634         fargument-noalias, fargument-noalias-global,
15635         fargument-noalias-anything, fcse-skip-blocks, fforce-addr,
15636         floop-optimize, frerun-loop-opt, fsched2-use-traces, fsee,
15637         fstrength-reduce, ftree-store-ccp, ftree-store-copy-prop,
15638         ftree-salias): Mark Ignore.
15639         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -mcpu,
15640         -mintel-syntax and -mno-intel-syntax here.
15641         * config/i386/i386.opt (mcpu=, mintel-syntax): Define as aliases
15642         using Warn.
15643         * opts.c (common_handle_option): Don't handle options marked as
15644         ignored.
15645         (enable_warning_as_error): Handle ignored options.
15647 2010-09-02  Joseph Myers  <joseph@codesourcery.com>
15649         PR driver/44076
15650         * opts.h (struct cl_option): Add alias_arg, neg_alias_arg and
15651         alias_target fields.
15652         * opt-functions.awk (opt_sanitized_name): Don't handle
15653         finline-limit=, Wlarger-than= and ftemplate-depth= specially.
15654         * optc-gen.awk: Generate alias fields.
15655         * opth-gen.awk: Explicitly give values for OPT_* enum constants.
15656         Don't generate such constants for aliases.
15657         * opts-common.c (generate_canonical_option): New.
15658         (decode_cmdline_option): Handle aliases.  Use
15659         generate_canonical_option for known options instead of copying the
15660         input option text.
15661         * doc/options.texi (Alias): Document.
15662         * common.opt (W, Wlarger-than-, aux-info=, finline-limit-,
15663         fstack-check, specs): Mark as aliases.
15664         * gcc.c (driver_handle_option): Canonicalize -L options to joined
15665         arguments.
15666         (driver_handle_option): Don't handle OPT_specs.
15667         * opts.c (common_handle_option): Don't handle options marked as
15668         aliases.
15669         (enable_warning_as_error): Handle aliases.
15670         * stor-layout.c (layout_decl): Use OPT_Wlarger_than_ instead of
15671         OPT_Wlarger_than_eq.
15672         * tree-optimize.c (tree_rest_of_compilation): Use
15673         OPT_Wlarger_than_ instead of OPT_Wlarger_than_eq.
15675 2010-09-02  Uros Bizjak  <ubizjak@gmail.com>
15677         * config/i386/i386.md (nonmemory_operand): New mode attribute.
15678         (push memory peephole2): Macroize peepholes using SWI mode iterator.
15679         (move immediate to memory peephole2): Macroize peepholes using
15680         SWI124 mode iterator.
15681         (non-pairable NOT peephole2): Macroize peepholes using SWI124
15682         mode iterator.
15683         (simple lea add peephole2): Macroize peepholes using SWI48
15684         mode iterator.
15685         (simple lea mult peephole2): Ditto.
15686         (imul by 3,5,9 to lea peephole2): Ditto.
15687         (mov $-1, reg peephole2): Macroize peepholes using SWI248
15688         mode iterator.
15689         (imul $32bit_imm,mem,reg peephole2): Ditto.
15690         (imul $8/16bit_imm,regmem,reg peephole2): Ditto.
15692 2010-09-02  Ian Bolton  <ian.bolton@arm.com>
15694         * tree-ssa-loop-prefetch.c: Fix comment at head of file.
15696 2010-09-02  Olivier Hainque  <hainque@adacore.com>
15698         PR middle-end/44763
15699         * ira-color.c (SORTGT): New macro, helper for qsort callbacks.
15700         (allocno_priority_compare_func): Use it instead of a straight
15701         difference computation over priorities.
15703 2010-09-02  Andi Kleen  <ak@linux.intel.com>
15705         * opts.c (common_handle_option): Fix OPT_fwhopr/fwhopr_ handling.
15707 2010-09-02  Ira Rosen  <irar@il.ibm.com>
15709         * tree-vectorizer.h (get_later_stmt): New function.
15710         (vect_analyze_data_ref_dependences): Add argument.
15711         * tree-vect-loop.c (vect_analyze_loop): Update call to
15712         vect_analyze_data_ref_dependences.
15713         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block):
15714         New function.
15715         (vect_analyze_data_ref_dependence): Add argument for basic block
15716         dependencies. Check dependencies in basic block vectorization.
15717         (vect_analyze_data_ref_dependences): Add argument and update call to
15718         vect_analyze_data_ref_dependences.
15719         * tree-vect-slp.c (vect_find_last_store_in_slp_instance): New.
15720         (vect_bb_vectorizable_with_dependencies): New.
15721         (vect_slp_analyze_bb): Check dependencies in basic block.
15722         (vect_schedule_slp_instance): Insert stores before the last store in
15723         SLP instance.
15725 2010-09-02  Uros Bizjak  <ubizjak@gmail.com>
15727         PR target/45476
15728         * config/i386/freebsd.h (LIBGCC2_HAS_TF_MODE,
15729         LIBGCC2_TF_CEXT, TF_SIZE): New defines.
15731 2010-09-01  Jakub Jelinek  <jakub@redhat.com>
15733         PR middle-end/45458
15734         * bb-reorder.c (add_labels_and_missing_jumps): Treat
15735         bbs ending with throwing insns like blocks ending with a call.
15736         (fix_up_fall_thru_edges): Likewise.
15738 2010-09-01  Nathan Froyd  <froydnj@codesourcery.com>
15740         * config/m32c/m32c-protos.h (m32c_function_arg): Delete.
15741         (m32c_function_arg_advance): Delete.
15742         * config/m32c/m32c.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
15743         * config/m32c/m32c.c (m32c_function_arg): Make static.  Adjust
15744         comments.  Take a const_tree and a bool.  Declare.
15745         (m32c_function_arg_advance): Likewise.
15746         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
15748 2010-09-01  Uros Bizjak  <ubizjak@gmail.com>
15750         PR target/45476
15751         * config/i386/cygming.h (LIBGCC2_HAS_TF_MODE,
15752         LIBGCC2_TF_CEXT, TF_SIZE): Move from ...
15753         * config/i386/mingw32.h: ... here.
15755 2010-09-01  Andi Kleen  <ak@linux.intel.com>
15757         PR lto/45475
15758         * lto-streamer-in.c (lto_input_ts_target_option): Add.
15759         (lto_input_tree_pointers): Call lto_input_ts_target_option.
15760         * lto-streamer-out (lto_output_ts_target_option): Add.
15761         (lto_output_tree_pointers): Call lto_output_ts_target_option.
15763 2010-09-01  Kai Tietz  <kai.tietz@onevision.com>
15765         PR/target 45452
15766         * config/i386/cygwin.h: Change order of specified import libraries.
15767         * config/i386/mingw32.h: Likewise.
15768         * config/i386/t-cygwin: Likewise.
15769         * config/i386/t-mingw32: Likewise.
15770         * config/i386/t-mingw-w32: Likewise.
15771         * config/i386/t-mingw-w64: Likewise.
15773 2010-09-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
15775         * config/arm/neon-schedgen.ml (core): New type.
15776         (allCores): List of supported cores.
15777         (availability_table): Add supported cores.
15778         (collate_bypasses): Accept core as a parameter.
15779         (worst_case_latencies_and_bypasses): Accept core as a parameter.
15780         (emit_insn_reservations): Accept core as a parameter.  Use tuneStr
15781         and coreStr to get tune attribute and prefix for functional units.
15782         (emit_bypasses): Accept core name and use it.
15783         (calculate_per_core_availability_table): New.
15784         (filter_core): New.
15785         (calculate_core_availability_table): New.
15786         (main): Use calculate_core_availablity_table.
15787         * config/arm/cortex-a8-neon.md: Update copyright year.
15788         Regenerated from ml file and merged in.
15789         (neon_mrrc, neon_mrc): Rename to cortex_a8_neon_mrrc and
15790         cortex_a8_neon_mrc.
15792 2010-09-01  Ian Bolton  <ian.bolton@arm.com>
15794         * Makefile.in (tree-switch-conversion.o): Update dependencies.
15796 2010-09-01  Richard Guenther  <rguenther@suse.de>
15798         * alias.c (ao_ref_from_mem): Adjust.
15799         * builtins.c (get_object_alignment): Likewise.
15800         * cfgexpand.c (expand_debug_expr): Likewise.
15801         * gimple.c (get_base_address): Likewise.
15802         * tree-dfa.c (get_ref_base_and_extent): Likewise.
15803         (get_addr_base_and_unit_offset): Likewise.  Fix for
15804         both TMR_SYMBOL and TMR_BASE being set.
15805         * tree-eh.c (tree_could_trap_p): Likewise.
15806         * gimplify.c (gimplify_expr): Do not attempt to gimplify
15807         TMR_SYMBOL.  Always gimplify TMR_BASE.
15808         * tree-cfg.c (verify_types_in_gimple_reference): Verify
15809         TMR_BASE if there is a TMR_SYMBOL.
15810         * tree-pretty-print.c (dump_generic_node): Adjust.
15811         * tree-ssa-address.c (addr_for_mem_ref): Likewise.
15812         (tree_mem_ref_addr): Likewise.
15813         (create_mem_ref_raw): Likewise.
15814         (move_fixed_address_to_symbol): Likewise.
15815         (create_mem_ref): Likewise.
15816         (dump_mem_address): Likewise.
15817         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Adjust.
15818         Fix for both TMR_SYMBOL and TMR_BASE being set.
15819         (indirect_refs_may_alias_p): Likewise.
15820         * tree-ssa-operands.c (get_tmr_operands): Adjust.
15821         * tree.def (TARGET_MEM_REF): Adjust documentation.
15823 2010-09-01  Uros Bizjak  <ubizjak@gmail.com>
15825         * config/i386/i386.h (enum ix86_tune_indices) <X86_TUNE_SINGLE_POP>:
15826         Rename from X86_TUNE_ADD_ESP_4.
15827         <IX86_TUNE_DOUBLE_POP>: Rename from X86_TUNE_ADD_ESP_8.
15828         <IX86_TUNE_SINGLE_PUSH>: Rename from X86_TUNE_SUB_ESP_4.
15829         <IX86_TUNE_DOUBLE_PUSH>: Rename from X86_TUNE_SUB_ESP_8.
15830         (TARGET_SINGLE_POP): Rename from TARGET_ADD_ESP_4.
15831         (TARGET_DOUBLE_POP): Rename from TARGET_ADD_ESP_8.
15832         (TARGET_SINGLE_PUSH): Rename from TARGET_SUB_ESP_4.
15833         (TARGET_DOUBLE_POP): Rename from TARGET_SUB_ESP_8.
15834         * config/i386/i386.c (initial_ix86_tune_features)
15835         <X86_TUNE_SINGLE_POP>: Invert members.
15836         <X86_TUNE_DOUBLE_POP>: Ditto.
15837         <X86_TUNE_SINGLE_PUSH>: Ditto.
15838         <X86_TUNE_DOUBLE_PUSH>: Ditto.
15839         * config/i386/i386.md (*pop<mode>1): Rename from pop<mode>1.
15840         No longer exported.
15841         (push peephole2 patterns): Macroize peepholes using P mode iterator.
15842         Adjust for renamed TARGET_{SINGLE,DOUBLE}_PUSH defines.
15843         (pop peephole2 patterns): Macroize peepholes using P mode iterator.
15844         Adjust for renamed TARGET_{SINGLE,DOUBLE}_POP defines.
15846 2010-09-01  Eric Botcazou  <ebotcazou@adacore.com>
15848         * gimplify.c (gimplify_init_constructor): Do not create a temporary for
15849         a volatile LHS if the constructor has only one element.
15851 2010-09-01  Mikael Pettersson  <mikpe@it.uu.se>
15853         PR bootstrap/45321
15854         * tree.c (stdarg_p): Make fntype parameter const.
15855         * tree.h (stdarg_p): Likewise.
15856         (function_args_iterator): Remove unused fntype field.
15857         (function_args_iter_init): Do not initialize fntype
15858         field.  Make fntype parameter const.
15860 2010-09-01  Richard Guenther  <rguenther@suse.de>
15862         * tree-vrp.c (adjust_range_with_scev): Use number of iteration
15863         estimate.
15864         (vrp_visit_phi_node): Delay using SCEV till we balloon the range.
15865         (execute_vrp): Compute number of iteration estimates.
15866         * cfgloop.h (estimate_numbers_of_iterations_loop): Adjust prototype.
15867         * tree-flow.h (estimate_numbers_of_iterations): Likewise.
15868         * tree-data-ref.c (estimated_loop_iterations): Adjust.
15869         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
15870         Infer loop bounds from undefined behavior based on a new parameter.
15871         (estimate_numbers_of_iterations): Likewise.
15872         (scev_probably_wraps_p): Adjust.
15873         * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
15875 2010-09-01  Nick Clifton  <nickc@redhat.com>
15877         * config/stormy16/stormy16.c: Use REG_P, MEM_P and CONST_INT_P
15878         where appropriate.
15879         (xstormy16_legitimate_address_p): Use true and false instead of 1
15880         and 0.
15881         (xstormy16_expand_prologue): Delete unused local variable 'insn'.
15882         (xstormy16_function_arg): Use FIRST_ARGUMENT_REGNUM in place of
15883         magic constant 2.
15884         (xstormy16_expand_call): Fix comment at start of function.
15886 2010-09-01  Nick Clifton  <nickc@redhat.com>
15888         * config/rx/rx.c (rx_expand_prologue): Do not adjust frame size
15889         when pushing accumulator register.
15890         (rx_get_stack_layout): Always save call clobbered registers inside
15891         interrupt handlers.
15892         * config/rx/rx-modes.def: Fix descriptive comment at start of file.
15894 2010-09-01  Uros Bizjak  <ubizjak@gmail.com>
15896         * config.gcc (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Add
15897         i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
15899         * libgcc-std.ver (GCC_4.6.0): Define version.
15901 2010-08-31  Eric Botcazou  <ebotcazou@adacore.com>
15903         * tree-nested.c (convert_all_function_calls): Iterate until after the
15904         sum of static chains in the nest doesn't change.
15906 2010-08-31  Anatoly Sokolov  <aesok@post.ru>
15908         * config/m32c/m32c.c (classes_intersect): Remove.
15909         (m32c_preferred_reload_class, m32c_secondary_reload_class): Use
15910         reg_classes_intersect_p instead of classes_intersect.
15911         (class_can_hold_mode): Change arguments type from enum reg_class to
15912         reg_class_t.  Use reg_class_contents instead of class_contents.
15913         (m32c_register_move_cost): Make static. Change arguments type from
15914         enum reg_class to reg_class_t. Use reg_classes_intersect_p instead of
15915         classes_intersect. Use reg_class_contents instead of class_contents.
15916         (m32c_memory_move_cost): Make static. Change arguments type from
15917         enum reg_class to reg_class_t.
15918         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
15919         * config/m32c/m32c.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
15920         * config/m32c/m32c-protos.h (m32c_register_move_cost,
15921         m32c_memory_move_cost): Remove.
15923 2010-08-31  Nathan Froyd  <froydnj@codesourcery.com>
15925         * config/arm/arm-protos.h (arm_function_arg_advance): Delete.
15926         (arm_function_arg): Delete.
15927         (arm_needs_doubleword_align): Take a const_tree.
15928         * config/arm/arm.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
15929         * config/arm/arm.c (aapcs_select_call_coproc): Take a const_tree.
15930         (aapcs_layout_arg, arm_needs_doubleword_align): Likewise.
15931         (arm_function_arg): Make static.  Take a const_tree and a bool.
15932         (arm_function_arg_advance): Likewise.
15933         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
15935 2010-08-31  Andi Kleen  <ak@linux.intel.com>
15937         * common.opt (fwhopr=): Update for -fwhopr=jobserver
15938         * doc/invoke.texi (fwhopr): Document -fwhopr=jobserver.
15939         * lto-wrapper.c (run_gcc): Add jobserver mode.
15940         * opts.c (common_handle_option): Fix OPT_fwhopr for non numeric
15941         argument.
15943 2010-08-31  Uros Bizjak  <ubizjak@gmail.com>
15945         * config/i386/i386.md (popdi1): Rewrite using POST_INC memory operand.
15946         (popsi1): Ditto.
15947         (*popdi1_epilogue): Ditto.
15948         (*popsi1_epilogue): Ditto.
15949         (popsi, popdi peephole2 patterns): Update peepholes for changed
15950         pop{si,di}1 and *pop{si,di}1_epilogue patterns.
15952         (pop<mode>1): Macroize insn from pop{si,di}1 using P code iterator.
15953         (*pop<mode>1_epilogue): Ditto from *pop{si,di}1_epilogue.
15955         * config/i386/i386.c (*ix86_gen_pop1): Remove indirect function.
15956         (override_options): Do not initialize removed ix86_gen_pop1.
15957         (gen_pop): New static function.
15958         (ix86_expand_prologue): Use gen_pop instead of ix86_gen_pop1.
15959         (release_scratch_register_on_entry): Ditto.
15960         (ix86_restore_reg_using_pop): Ditto.
15961         (ix86_expand_epilogue): Ditto.
15963 2010-08-31  Jakub Jelinek  <jakub@redhat.com>
15965         PR middle-end/45461
15966         * builtins.c (dummy_object): Return a MEM_REF instead of INDIRECT_REF.
15968 2010-08-31  Nathan Froyd  <froydnj@codesourcery.com>
15970         * config/fr30/fr30.c (fr30_move_double): Delete `dregno' and extra
15971         semicolons.
15973 2010-08-31  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
15975         * doc/extend.texi: Fix documentation of the return value of
15976         __builtin_choose_expr.
15978 2010-08-31  Nathan Froyd  <froydnj@codesourcery.com>
15980         * config/v850/v850-protos.h (function_arg): Delete.
15981         * config/v850/v850.h (FUNCTION_ARG): Delete.
15982         (FUNCTION_ARG_ADVANCE): Move code to...
15983         * config/v850/v850.c (v850_function_arg_advance): ...here.
15984         (v850_function_arg): Make static.  Take a const_tree and a bool.
15985         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
15987 2010-08-31  Nathan Froyd  <froydnj@codesourcery.com>
15989         * config/m32r/m32r.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Move
15990         these...
15991         (ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P):
15992         ...and these...
15993         * config/m32r/m32r.c (m32r_function_arg, m32r_function_arg_advance):
15994         ..to here..
15995         (ROUND_ADVANCE, ROUND_ADVANCE_ARG, ROUND_ADVANCE_CUM, PASS_IN_REG_P):
15996         ...and here.
15997         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
15999 2010-08-31  Nathan Froyd  <froydnj@codesourcery.com>
16001         * config/rx/rx-protos.h (rx_function_arg, rx_function_arg_size):
16002         Delete.
16003         * config/rx/rx.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
16004         * config/rx/rx.c (rx_function_arg_size): Make static.
16005         (rx_function_arg): Likewise.
16006         (rx_function_arg_advance): New function.
16007         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
16009 2010-08-31  John Tytgat  <John.Tytgat@aaug.net>
16011         * config/arm/arm.c (arm_override_options): Remove superfluous test.
16012         Fix indentation.
16014 2010-08-31  Eric Botcazou  <ebotcazou@adacore.com>
16016         * dwarf2out.c (gen_decl_die) <CONST_DECL>: Do not skip in Ada.
16017         (dwarf2out_decl) <CONST_DECL>: Likewise.
16019 2010-08-30  Eric Botcazou  <ebotcazou@adacore.com>
16021         Stack usage support
16022         * common.opt (-fstack-usage): New option.
16023         * doc/invoke.texi (Debugging options): Document it.
16024         * builtins.c (expand_builtin_apply): Pass TRUE as 4th argument to
16025         allocate_dynamic_stack_space.
16026         (expand_builtin_alloca): Add 4th bool parameter CANNOT_ACCUMULATE
16027         and propagate it to allocate_dynamic_stack_space.
16028         (expand_builtin) <BUILT_IN_ALLOCA>: Adjust for above change.
16029         * calls.c (initialize_argument_information): Pass TRUE as 4th
16030         argument to allocate_dynamic_stack_space.
16031         (expand_call): Set current_function_has_unbounded_dynamic_stack_size
16032         to 1 when pushing a variable-sized argument onto the stack.  Pass
16033         TRUE as 4th argument to allocate_dynamic_stack_space.
16034         Update current_function_pushed_stack_size.
16035         (emit_library_call_value_1): Likewise.
16036         * explow.c (allocate_dynamic_stack_space): Add 4th bool parameter
16037         CANNOT_ACCUMULATE.  If flag_stack_usage, look into the size and
16038         attempt to find an upper bound.  Remove redundant code for the
16039         SETJMP_VIA_SAVE_AREA case.
16040         * expr.h (allocate_dynamic_stack_space): Add 4th bool parameter.
16041         * function.h (struct stack_usage): New structure.
16042         (current_function_static_stack_size): New macro.
16043         (current_function_dynamic_stack_size): Likewise.
16044         (current_function_pushed_stack_size): Likewise.
16045         (current_function_dynamic_alloc_count): Likewise.
16046         (current_function_has_unbounded_dynamic_stack_size): Likewise.
16047         (current_function_allocates_dynamic_stack_space): Likewise.
16048         (struct function): Add new field 'su'.
16049         * function.c (instantiate_virtual_regs): If SETJMP_VIA_SAVE_AREA,
16050         add the value of the dynamic offset to the dynamic stack usage.
16051         (gimplify_parameters): Set ALLOCA_FOR_VAR_P on call to BUILT_IN_ALLOCA
16052         for variable-sized objects.
16053         (prepare_function_start): Allocate cfun->su if flag_stack_usage.
16054         (rest_of_handle_thread_prologue_and_epilogue): Call output_stack_usage.
16055         * gimplify.c (gimplify_decl_expr): Set ALLOCA_FOR_VAR_P on call to
16056         BUILT_IN_ALLOCA for variable-sized objects.
16057         * output.h (output_stack_usage): Declare.
16058         * toplev.c (stack_usage_file): New file pointer.
16059         (output_stack_usage): New function.
16060         (open_auxiliary_file): Likewise.
16061         (lang_dependent_init): Open file if flag_stack_usage is set.
16062         (finalize): Close file if stack_usage_file is not null.
16063         * tree.h (ALLOCA_FOR_VAR_P): New macro.
16064         * config/alpha/alpha.c (compute_frame_size): New function.
16065         (alpha_expand_prologue): Use it.
16066         (alpha_start_function): Likewise.
16067         (alpha_expand_epilogue): Likewise.  Set stack usage info.
16068         * config/i386/i386.c (ix86_expand_prologue): Likewise.
16069         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
16070         * config/mips/mips.c (mips_expand_prologue): Likewise.
16071         * config/pa/pa.c (hppa_expand_prologue): Likewise.
16072         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
16073         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
16075 2010-08-30  Zdenek Dvorak  <ook@ucw.cz>
16077         PR tree-optimization/45427
16078         * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Rewritten.
16079         Handle the case that the exit is never taken correctly.
16080         (number_of_iterations_ne): Pass exit_must_be_taken to
16081         number_of_iterations_ne_max.
16083 2010-08-30  Catherine Moore  <clm@codesourcery.com>
16085         * config/mips/mips.h (BASE_DRIVER_SELF_SPECS):
16086         Infer -mdspr2 for the the 74K.
16088 2010-08-30  Jakub Jelinek  <jakub@redhat.com>
16090         PR debug/45419
16091         * tree-ssa-live.c (dump_enumerated_decls): Clear the whole wi variable.
16093         PR middle-end/45423
16094         * gimplify.c (goa_stabilize_expr): Handle TRUTH_NOT_EXPR
16095         and TRUTH_{AND,OR,XOR}_EXPR.
16096         * c-parser.c (c_parser_omp_atomic): Handle boolean
16097         {PRE,POST}_{INC,DEC}REMENT.
16099 2010-08-30  Nathan Froyd  <froydnj@codesourcery.com>
16101         * config/xtensa/xtensa-protos.h (function_arg_advance): Delete.
16102         (function_arg): Delete.
16103         * config/xtensa/xtensa.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
16104         (FUNCTION_INCOMING_ARG): Delete.
16105         * config/xtensa/xtensa.c (function_arg_advance): Rename to...
16106         (xtensa_function_arg_advance): ...this.  Make static. Take a const_tree
16107         and a bool.
16108         (function_arg): Rename to...
16109         (xtensa_function_arg_1): ...this.  Make static.  Take a const_tree and
16110         a bool.
16111         (xtensa_function_arg, xtensa_function_incoming_arg): Nex functions.
16112         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
16113         (TARGET_FUNCTION_INCOMING_ARG): Define.
16115 2010-08-30  Richard Guenther  <rguenther@suse.de>
16117         PR tree-optimization/21602
16118         * builtins.c (fold_builtin_memory_op): Fold memmove to memcpy
16119         using points-to information.
16121 2010-08-30  H.J. Lu  <hongjiu.lu@intel.com>
16123         * config/linux.h (TARGET_HAS_SINCOS): Replace | with ||.
16125 2010-08-30  Richard Guenther  <rguenther@suse.de>
16127         PR tree-optimization/45449
16128         * tree-ssa-live.c (remove_unused_locals): Also remove address-taken
16129         variables.
16131 2010-08-30  Joseph Myers  <joseph@codesourcery.com>
16133         * opts.h (CL_ERR_NEGATIVE): Define.
16134         * opts.c (unknown_option_callback): Don't postpone warnings for
16135         options marked with CL_ERR_NEGATIVE.
16136         * opts-common.c (decode_cmdline_option): Set CL_ERR_NEGATIVE error
16137         for negative versions of CL_REJECT_NEGATIVE options.
16139 2010-08-30  Uros Bizjak  <ubizjak@gmail.com>
16141         * config/i386/i386.md (zero_extendsidi2_1): Rename from
16142         zero_extendsidi2_32.
16143         (zero_extend<mode>di2): Macroize insn from zero_extend{qi,hi}di2
16144         using SWI12 mode iterator.
16145         (zero_extendhisi2_and): Merge insn pattern and corresponding spliter
16146         to define_insn_and_split pattern.
16147         (zero_extendqi<mode>2): Macroize expander from zero_extendqi{hi,si}2
16148         using SWI24 mode iterator.
16149         (*zero_extendqi<mode>2_and): Macroize insn from
16150         *zero_extendqi{hi,si}2_and using SWI24 mode iterator.
16151         (*zero_extendqi<mode>2_movzbl_and): Macroize insn from
16152         *zero_extendqihi2_movzbw_and and *zero_extendqisi2_movzbl_and using
16153         SWI24 mode iterator.
16154         (*zero_extendqi<mode>2_movzbl): Ditto from
16155         *zero_extendqi{hi,si}2_movzbl.
16156         (extendsidi2_1): Rename from extendsidi2_32.
16157         (extend<mode>di2): Macroize insn from extend{qi,hi}di2 using
16158         SWI12 mode iterator.
16160 2010-08-29  Eric Botcazou  <ebotcazou@adacore.com>
16162         * config/ia64/ia64.h (HARD_REGNO_NREGS): Return 1 for CCImode in
16163         general purpose registers.
16164         (HARD_REGNO_MODE_OK): Accept CCImode in general purpose registers.
16165         * config/ia64/ia64.md (*movcci): Change to named pattern.  Deal
16166         with general purpose registers and memory operands.  Add associated
16167         CCImode post-reload splitter.
16168         * config/ia64/div.md: Change BImode to CCImode throughout.
16170 2010-08-28  Eric Botcazou  <ebotcazou@adacore.com>
16172         * config/ia64/ia64.md (cstorebi4): Fix thinko.
16174 2010-08-28  Hariharan Sandanagobalane  <hariharan@picochip.com>
16176         * config/picochip/picochip.c (reorder_var_tracking_notes): This
16177         function was dropping debug insns which caused PR45299.
16179 2010-08-28  Uros Bizjak  <ubizjak@gmail.com>
16181         * config/i386/sse.md (extsuffix): New code attribute.
16182         (sse4_1_<code>v8qiv8hi2): Macroize insn from sse4_1_extendv8qiv8hi2
16183         and sse4_1_zero_extendv8qiv8hi2 using any_extend code iterator.
16184         (sse4_1_<code>v4qiv4si2): Ditto from sse4_1_extendv4qiv4si2
16185         and sse4_1_zero_extendv4qiv4si2.
16186         (sse4_1_<code>v2qiv2di2): Ditto from sse4_1_extendv2qiv2di2
16187         and sse4_1_zero_extendv2qiv2di2.
16188         (sse4_1_<code>v4hiv4si2): Ditto from sse4_1_extendv4hiv4si2
16189         and sse4_1_zero_extendv4hiv4si2.
16190         (sse4_1_<code>v2hiv2di2): Ditto from sse4_1_extendv2hiv2di2
16191         and sse4_1_zero_extendv2hiv2di2.
16192         (sse4_1_extendv2siv2di2): Ditto from sse4_1_extendv2siv2di2
16193         and sse4_1_zero_extendv2siv2di2
16195         (<s>mulv8hi3_highpart): Macroize expander from {u,s}mulv8hi3_highpart
16196         using any_extend code iterator.
16197         (*avx_<s>mulv8hi3_highpart): Macroize insn from
16198         *avx_{u,s}mulv8hi3_highpart using any_extend code iterator.
16199         (*<s>mulv8hi3_highpart): Ditto from *{u,s}mulv8hi3_highpart.
16201         * config/i386/i386.c (ix86_expand_sse4_unpack): Update for renamed
16202         gen_sse4_1_sign_extend* functions.
16203         (struct builtin_description bdesc_args): Ditto.
16205 2010-08-27  Xinliang David Li  <davidxl@google.com>
16207         PR/45422
16208         * tree-ssa-loop-ivopts.c (iv_ca_get_num_inv_exprs): Remove.
16209         (iv_ca_set_no_cp): Update used inv expr count.
16210         (iv_ca_set_cp): Ditto.
16211         (iv_ca_new): Initialize new member.
16212         (iv_ca_free): Free memory.
16214 2010-08-27  Nathan Froyd  <froydnj@codesourcery.com>
16216         * config/sh/sh-protos.h (sh_function_arg): Delete.
16217         (sh_function_arg_advance): Delete.
16218         * config/sh/sh.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
16219         (PASS_IN_REG_P): Eliminate cast.
16220         * config/sh/sh.c (sh_function_arg_advance): Make static.  Take a
16221         const_tree and a bool.
16222         (sh_function_arg): Likewise.
16223         (sh_output_mi_thunk): Call sh_function_arg_advance) and
16224         sh_function_arg.
16225         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
16227 2010-08-27  Naveen H.S  <naveen.S@kpitcummins.com>
16228             Kaz Kojima  <kkojima@gcc.gnu.org>
16230         * config/sh/sh.c (push_regs): Emit movml for interrupt handler
16231         when possible.
16232         (sh_expand_epilogue): Likewise.
16233         * config/sh/sh.md (movml_push_banked): New insn.
16234         (movml_pop_banked): Likewise.
16236 2010-08-28  Bernd Schmidt  <bernds@codesourcery.com>
16238         * genautomata.c (gen_regexp_repeat, gen_regexp_allof,
16239         gen_regexp_oneof, gen_regexp_sequence): Use the string found
16240         in vector element 0 rather than the original string when there's
16241         only one element.
16242         (gen_regexp): Remove extra semicolon.
16244         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp, movsf_vfp,
16245         thumb2_movsf_vfp): Set attribute "insn".
16246         * config/arm/arm.md (arm_ashrdi3_1bit, arm_lshrdi3_1bit, not_shiftsi,
16247         not_shiftsi_compare0, not_shiftsi_compare0_scratch, arm_one_cmplsi2,
16248         thumb1_one_cmplsi2, notsi_compare0, notsi_compare0_scratch,
16249         arm_zero_extendsidi2, arm_extendsidi2, thumb1_movdi_insn,
16250         arm_movsi_insn, movhi_insn_arch4, movhi_bytes, arm_movqi_insn,
16251         thumb1_movqi_insn arm32_movhf, thumb1_movhf, arm_movsf_soft_insn,
16252         thumb1_movsf_insn, thumb_movdf_insn, mov_scc, mov_negscc, mov_notscc,
16253         movsicc_insn, movsfcc_soft_insn, and_scc, cond_move, if_move_not,
16254         if_not_move, if_shift_move, if_move_shift, if_shift_shift,
16255         if_not_arith, if_arith_not, cond_move_not): Likewise.
16257 2010-08-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
16259         * config/rs6000/rs6000-protos.h (rs6000_address_for_fpconvert):
16260         New declaration.
16261         (rs6000_allocate_stack_temp): Ditto.
16262         (rs6000_expand_convert_si_to_sfdf): Ditto.
16264         * config/rs6000/rs6000.c (rs6000_override_options): Adjust long
16265         line.  Update the options set if power6 or power7 server/embedded
16266         type options are used.  If we give a warning for no vsx under
16267         -mcpu=power7 -mno-altivec, mark -mvsx as an explicit option.
16268         (rs6000_allocate_stack_temp): New function to allocate a stack
16269         tempoary and adjust the address so it meets either REG+OFFSET or
16270         REG+REG addressing requirements.
16271         (rs6000_address_for_fpconvert): Adjust REG+OFFSET addresses so
16272         that they can be used with the LFIWAX/LFIWZX instrucitons.
16273         (rs6000_expand_convert_si_to_sfdf): New helper funciton for
16274         converting signed/unsigned SImode to either SFmode/DFmode.
16276         * config/rs6000/rs6000.h (TARGET_FCFID): New macros to determine
16277         whether certain instructions can be generated.
16278         (TARGET_FCTIDZ): Ditto.
16279         (TARGET_STFIWX): Ditto.
16280         (TARGET_LFIWAX): Ditto.
16281         (TARGET_LFIWZX): Ditto.
16282         (TARGET_FCFIDS): Ditto.
16283         (TARGET_FCFIDU): Ditto.
16284         (TARGET_FCFIDUS): Ditto.
16285         (TARGET_FCTIDUZ): Ditto.
16286         (TARGET_FCTIWUZ): Ditto.
16288         * config/rs6000/rs6000.md (UNSPEC_FCTIW): New unspec constants.
16289         (UNSPEC_FCTID): Ditto.
16290         (UNSPEC_LFIWAX): Ditto.
16291         (UNSPEC_LFIWZX): Ditto.
16292         (UNSPEC_FCTIWUZ): Ditto.
16293         (rreg): Use correct constraints.
16294         (SI_CONVERT_FP): New mode attribute for floating point conversion
16295         tests.
16296         (E500_CONVERT): Ditto.
16297         (lfiwax): New insns for converting from integer to floating point
16298         utilizing newer instructions.  Attempt to optimize conversions
16299         that come from memory so that we don't load the value into a GPR,
16300         spill it to the stack and reload it into a FPR.
16301         (floatsi<mode>2_lfiwax): Ditto.
16302         (floatsi<mode>2_lfiwax_mem): Ditto.
16303         (floatsi<mode>2_lfiwax_mem2): Ditto.
16304         (lfiwzx): Ditto.
16305         (floatunssi<mode>2_lfiwzx): Ditto.
16306         (floatunssi<mode>2_lfiwzx_mem): Ditto.
16307         (floatunssi<mode>2_lfiwzx_mem2): Ditto.
16308         (floatdidf2_mem): Ditto.
16309         (floatunsdidf2_fcfidu): Ditto.
16310         (floatunsdidf2_mem): Ditto.
16311         (floatunsdisf2): Ditto.
16312         (floatunsdisf2_fcfidus): Ditto.
16313         (floatunsdisf2_mem): Ditto.
16314         (floatsidf2): Add support for LFIWAX/LFIWZX/FCFIDS/FCFIDU/FCFIDUS.
16315         Use FCFID on 32-bit hosts that support it.
16316         (floatsidf2_internal): Ditto.
16317         (floatunssisf2): Ditto.
16318         (floatunssidf2): Ditto.
16319         (floatunssidf2_internal): Ditto.
16320         (floatsisf2): Ditto.
16321         (floatdidf2): Ditto.
16322         (floatdidf2_fpr): Ditto.
16323         (floatunsdidf2): Ditto.
16324         (floatdisf2): Ditto.
16325         (floatdisf2_fcfids): Ditto.
16326         (floatdisf2_internal1): Ditto.
16327         (fixuns_truncsfsi2): Delete, merge into common pattern for both
16328         SF/DF.  Add power7 support.
16329         (fix_truncsfsi2): Ditto.
16330         (fixuns_truncdfsi2): Ditto.
16331         (fixuns_truncdfdi2): Ditto.
16332         (fix_truncdfsi2): Ditto.
16333         (fix_truncdfsi2_internal): Ditto.
16334         (fix_truncdfsi2_internal_gfxopt): Ditto.
16335         (fix_truncdfsi2_mfpgpr): Ditto.
16336         (fctiwz): Ditto.
16337         (btruncdf2): Ditto.
16338         (btruncdf2_fpr): Ditto.
16339         (btructsf2): Ditto.
16340         (ceildf2): Ditto.
16341         (ceildf2_fpr): Ditto.
16342         (ceilsf2): Ditto.
16343         (floordf2): Ditto.
16344         (floordf2_fpr): Ditto.
16345         (floorsf2): Ditto.
16346         (rounddf2): Ditto.
16347         (rounddf2_fpr): Ditto.
16348         (roundsf2): Ditto.
16349         (fix_trunc<mode>si2): Combine SF/DF conversion into one insn.
16350         (fix_trunc<mode>di2): Ditto.
16351         (fixuns_trunc<mode>si2): Ditto.
16352         (fixuns_trunc<mode>di2): Ditto.
16353         (fctiwz_<mode>): Ditto.
16354         (btrunc<mode>2): Ditto.
16355         (btrunc<mode>2_fpr): Ditto.
16356         (ceil<mode>2): Ditto.
16357         (ceil<mode>2_fpr): Ditto.
16358         (floor<mode>2): Ditto.
16359         (float<mode>2_fpr): Ditto.
16360         (round<mode>2): Ditto.
16361         (round<mode>2_fpr): Ditto.
16362         (fix_trunc<mode>si2_stfiwx): New insn for machines with STFIWX.
16363         (fixuns_trunc<mode>si2_stfiwx): Ditto.
16364         (fix_truncdfsi2_internal): Ditto.
16365         (fix_trunc<mode>si2_mem): Combiner pattern to eliminate storing
16366         converted value on stack, loaded into GPR, and then stored into
16367         the final destination.
16368         (fix_trunc<mode>di2_fctidz): New pattern for targets supporting
16369         FCTIDZ.
16370         (lrint<mode>di2): New insn, provide the lrint builtin functions.
16371         (ftruncdf2): Delete, unused.
16372         (fix_trunctfsi2_internal): Use gen_fctiwz_df, not gen_fctiwz.
16374         * config/rs6000/vsx.md (toplevel): Update copyright year.
16375         (VSr2): Use "ws" contraint for DFmode, not "!r#r".
16376         (VSr3): Ditto.
16378 2010-08-27  Basile Starynkevitch  <basile@starynkevitch.net>
16379             Jeremie Salvucci  <jeremie.salvucci@free.fr>
16381         * gengtype.c (output_type_enum): Test the right union member.
16383 2010-08-27  Uros Bizjak  <ubizjak@gmail.com>
16385         PR target/41484
16386         * config/i386/sse.md (sse4_1_extendv8qiv8hi2): Also accept memory
16387         operands for operand 1.
16388         (sse4_1_extendv4qiv4si2): Ditto.
16389         (sse4_1_extendv2qiv2di2): Ditto.
16390         (sse4_1_extendv4hiv4si2): Ditto.
16391         (sse4_1_extendv2hiv2di2): Ditto.
16392         (sse4_1_extendv2siv2di2): Ditto.
16393         (sse4_1_zero_extendv8qiv8hi2): Ditto.
16394         (sse4_1_zero_extendv4qiv4si2): Ditto.
16395         (sse4_1_zero_extendv2qiv2di2): Ditto.
16396         (sse4_1_zero_extendv4hiv4si2): Ditto.
16397         (sse4_1_zero_extendv2hiv2di2): Ditto.
16398         (sse4_1_zero_extendv2siv2di2): Ditto.
16399         (*sse4_1_extendv8qiv8hi2): Remove insn pattern.
16400         (*sse4_1_extendv4qiv4si2): Ditto.
16401         (*sse4_1_extendv2qiv2di2): Ditto.
16402         (*sse4_1_extendv4hiv4si2): Ditto.
16403         (*sse4_1_extendv2hiv2di2): Ditto.
16404         (*sse4_1_extendv2siv2di2): Ditto.
16405         (*sse4_1_zero_extendv8qiv8hi2): Ditto.
16406         (*sse4_1_zero_extendv4qiv4si2): Ditto.
16407         (*sse4_1_zero_extendv2qiv2di2): Ditto.
16408         (*sse4_1_zero_extendv4hiv4si2): Ditto.
16409         (*sse4_1_zero_extendv2hiv2di2): Ditto.
16410         (*sse4_1_zero_extendv2siv2di2): Ditto.
16412 2010-08-27  Nathan Froyd  <froydnj@codesourcery.com>
16414         * config/mips/mips-protos.h (mips_function_arg_advance): Delete
16415         (mips_function_arg): Delete.
16416         (mips_function_arg_boundary): Take a const_tree.
16417         * config/mips/mips.c (mips_function_arg_boundary): Likewise.
16418         (mips_arg_info): Likewise.
16419         (mips_setup_incoming_varargs): Call mips_function_arg_advance
16420         instead of FUNCTION_ARG_ADVANCE.
16421         (mips_function_arg_advance): Adjust prototype.  Make static.
16422         (mips_function_arg): Likewise.
16423         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
16424         * config/mips/mips.h (FUNCTION_ARG_ADVANCE, FUNCTION_ARG): Delete.
16426 2010-08-27  Nathan Froyd  <froydnj@codesourcery.com>
16428         * config/rs6000/rs6000.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
16429         * config/rs6000/rs6000-protos.h (function_arg_advance): Delete.
16430         (function_arg): Delete.
16431         (function_arg_boundary): Take a const_tree.
16432         * config/rs6000/rs6000.c (function_arg_boundary): Likewise.
16433         (rs6000_spe_function_arg): Likewise.
16434         (rs6000_parm_start): Likewise.
16435         (rs6000_arg_size): Likewise.
16436         (rs6000_darwin64_record_arg_advance_recurse): Likewise.
16437         (rs6000_darwin64_record_arg): Likewise.  Take a bool instead of an int.
16438         (rs6000_mixed_function_arg): Likewise.
16439         (function_arg): Rename to...
16440         (rs6000_function_arg): ...this.
16441         (function_arg_advance): Rename to...
16442         (rs6000_function_arg_advance_1): ...this
16443         (rs6000_function_arg_advance): New function.  Call it.
16444         (setup_incoming_varargs): Call rs6000_function_arg_advance_1.
16445         (rs6000_return_in_memory): Adjust call to rs6000_darwin64_record_arg.
16446         (rs6000_function_value): Likewise.
16447         (TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.
16449 2010-08-27  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
16451         * config/arm/arm.md (enabled): Test the value of arch_enabled
16452         rather than just using it.
16454 2010-08-27  Olivier Hainque  <hainque@adacore.com>
16455             Eric Botcazou  <ebotcazou@adacore.com>
16457         * dse.c (group_info.base_mem, get_group_info): Use BLKmode to
16458         cover all the possible offsets from this base.
16459         (scan_reads_nospill): Pass base_mem's mode to canon_true_dependence.
16461 2010-08-26  Jakub Jelinek  <jakub@redhat.com>
16463         PR tree-optimization/44485
16464         * calls.c (flags_from_decl_or_type): For const or pure
16465         noreturn functions return ECF_LOOPING_CONST_OR_PURE|ECF_NORETURN
16466         together with ECF_CONST resp. ECF_PURE.
16467         * builtins.c (expand_builtin): Use flags_from_decl_or_type
16468         instead of querying flags directly.
16469         * tree-ssa-loop-niter.c (finite_loop_p): Likewise.
16470         * tree-ssa-dce.c (find_obviously_necessary_stmts): Likewise.
16472 2010-08-26  Richard Guenther  <rguenther@suse.de>
16474         PR tree-optimization/45255
16475         * tree.c (decl_address_invariant_p): DECL_DLLIMPORT_P statics
16476         and externals are also invariant.
16478 2010-08-25  Jakub Jelinek  <jakub@redhat.com>
16480         PR rtl-optimization/44858
16481         * combine.c (try_combine): If recog_for_combine added CLOBBERs to
16482         newi2pat, make sure they don't affect newpat.
16484         PR rtl-optimization/45400
16485         * combine.c (simplify_shift_const_1) <case SUBREG>: Only use
16486         SUBREG_REG if both modes are of MODE_INT class.
16488 2010-08-25  Julian Brown  <julian@codesourcery.com>
16490         * config/arm/arm.c (arm_issue_rate): Return 2 for Cortex-A5.
16491         * config/arm/arm.md (generic_sched): No for Cortex-A5.
16492         (generic_vfp): Likewise.
16493         (cortex-a5.md): Include.
16494         * config/arm/cortex-a5.md: New.
16496 2010-08-25  Richard Guenther  <rguenther@suse.de>
16498         * alias.c (get_alias_set): Assign a single alias-set to all pointers.
16499         * gimple.c (gimple_get_alias_set): Remove special handling
16500         for pointers.
16502 2010-08-25  Bernd Schmidt  <bernds@codesourcery.com>
16504         PR middle-end/45355
16505         * combine.c (try_combine): Use reg_overlap_mentioned_p rather than
16506         dead_or_set_p when computing i0_feeds_i2_n.
16508         * combine.c (find_split_point): Undo canonicalization of multiply-add
16509         to (minus x (mult)) when it seems likely that this will increase the
16510         chances of a split.
16512 2010-08-25  Richard Guenther  <rguenther@suse.de>
16514         PR lto/44562
16515         * lto-streamer.c (lto_record_common_node): Do not mess with
16516         TYPE_CANONICAL when not in lto.
16517         * gimple.c (gimple_register_type): Likewise.
16519 2010-08-25  Richard Guenther  <rguenther@suse.de>
16521         PR tree-optimization/45316
16522         * tree-ssa-pre.c (eliminate): Properly clean EH info.
16524 2010-08-25  Richard Guenther  <rguenther@suse.de>
16526         PR tree-optimization/45393
16527         * tree-ssa-math-opts.c (execute_cse_sincos_1): Properly transfer
16528         and clean EH info.  Avoid SSA update.
16529         (execute_cse_sincos): Cleanup the CFG if it has changed.
16531 2010-08-25  Richard Guenther  <rguenther@suse.de>
16533         PR middle-end/45379
16534         * emit-rtl.c (set_mem_attributes_minus_bitpos): Handle
16535         TARGET_MEM_REF in alignment computation.
16537 2010-08-25  Jakub Jelinek  <jakub@redhat.com>
16539         PR tree-optimization/45059
16540         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Strip useless
16541         type conversions from newop{1,2}.  Assert t is a comparison and
16542         newop{1,2} after the stripping are gimple vals.
16544 2010-08-25  Tejas Belagod  <tejas.belagod@arm.com>
16546         * config/arm/iterators.md (VU, SE, V_widen_l): New.
16547         (V_unpack, US): New.
16548         * config/arm/neon.md (vec_unpack<US>_hi_<mode>): Expansion for vmovl.
16549         (vec_unpack<US>_lo_<mode>): Likewise.
16550         (neon_vec_unpack<US>_hi_<mode>): Instruction pattern for vmovl.
16551         (neon_vec_unpack<US>_lo_<mode>): Likewise.
16552         (vec_widen_<US>mult_lo_<mode>): Expansion for vmull.
16553         (vec_widen_<US>mult_hi_<mode>): Likewise.
16554         (neon_vec_<US>mult_lo_<mode>"): Instruction pattern for vmull.
16555         (neon_vec_<US>mult_hi_<mode>"): Likewise.
16556         (neon_unpack<US>_<mode>): Widening move intermediate step for
16557         vectorizing without -mvectorize-with-neon-quad.
16558         (neon_vec_<US>mult_<mode>): Widening multiply intermediate step
16559         for vectorizing without -mvectorize-with-neon-quad.
16560         * config/arm/predicates.md (vect_par_constant_high): Check for
16561         high-half lanes of a vector.
16562         (vect_par_constant_low): Check for low-half lanes of a vector.
16564 2010-08-24  Sebastian Pop  <sebastian.pop@amd.com>
16566         * tree-if-conv.c (struct ifc_dr): New.
16567         (IFC_DR): New.
16568         (DR_WRITTEN_AT_LEAST_ONCE): New.
16569         (DR_RW_UNCONDITIONALLY): New.
16570         (memref_read_or_written_unconditionally): Use the cached values
16571         when possible.
16572         (write_memref_written_at_least_once): Same.
16573         (if_convertible_loop_p): Initialize and free DR->aux fields.
16575 2010-08-24  Sebastian Pop  <sebastian.pop@amd.com>
16577         * gimple.c (gimple_could_trap_p_1): Not static anymore.
16578         Pass an extra bool parameter include_mem.
16579         (gimple_could_trap_p): Adjust call to gimple_could_trap_p_1.
16580         (gimple_assign_rhs_could_trap_p): Same.
16581         * gimple.h (gimple_could_trap_p_1): Declared.
16582         * tree-data-ref.h (same_data_refs_base_objects): New.
16583         (same_data_refs): New.
16584         * tree-if-conv.c (memrefs_read_or_written_unconditionally): New.
16585         (write_memrefs_written_at_least_once): New.
16586         (ifcvt_memrefs_wont_trap): New.
16587         (operations_could_trap): New.
16588         (ifcvt_could_trap_p): New.
16589         (if_convertible_gimple_assign_stmt_p): Call ifcvt_could_trap_p.
16590         Gets a vector of data refs.
16591         (if_convertible_stmt_p): Same.
16592         (if_convertible_loop_p_1): New.
16593         (if_convertible_loop_p): Call if_convertible_loop_p_1.
16595 2010-08-24  Sebastian Pop  <sebastian.pop@amd.com>
16597         * common.opt (ftree-loop-if-convert-stores): New flag.
16598         * doc/invoke.texi (ftree-loop-if-convert-stores): Documented.
16599         * tree-if-conv.c (ifc_temp_var): Pass an extra parameter GSI.  Insert
16600         the created statement before GSI.
16601         (if_convertible_phi_p): Allow virtual phi nodes when
16602         flag_loop_if_convert_stores is set.
16603         (if_convertible_gimple_assign_stmt_p): Allow memory reads and writes
16604         Do not handle types that do not match is_gimple_reg_type.
16605         Remove loop and bb parameters.  Call gimple_could_trap_p instead of
16606         when flag_loop_if_convert_stores is set, as LHS can contain
16607         memory refs.
16608         (if_convertible_stmt_p): Remove loop and bb parameters.  Update calls
16609         to if_convertible_gimple_assign_stmt_p.
16610         (if_convertible_loop_p): Update call to if_convertible_stmt_p.
16611         (replace_phi_with_cond_gimple_assign_stmt): Renamed
16612         predicate_scalar_phi.  Do not handle virtual phi nodes.
16613         (ifconvert_phi_nodes): Renamed predicate_all_scalar_phis.
16614         Call predicate_scalar_phi.
16615         (insert_gimplified_predicates): Insert the gimplified predicate of a BB
16616         just after the labels for flag_loop_if_convert_stores, otherwise
16617         insert the predicate in the end of the BB.
16618         (predicate_mem_writes): New.
16619         (combine_blocks): Call predicate_all_scalar_phis.  When
16620         flag_loop_if_convert_stores is set, call predicate_mem_writes.
16621         (tree_if_conversion): Call mark_sym_for_renaming when
16622         flag_loop_if_convert_stores is set.
16623         (main_tree_if_conversion): Return TODO_update_ssa_only_virtuals when
16624         flag_loop_if_convert_stores is set.
16626 2010-08-24  Anatoly Sokolov  <aesok@post.ru>
16628         * config/pa/pa.c (hppa_register_move_cost, pa_libcall_value,
16629         pa_function_value_regno_p, pa_print_operand_punct_valid_p): New.
16630         (pa_function_value): Make static.
16631         (override_options): Rename to...
16632         (pa_option_override): ...this. Make static.
16633         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_REGISTER_MOVE_COST,
16634         TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P,
16635         TARGET_OPTION_OVERRIDE): Define.
16636         * config/pa/pa.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P,
16637         LIBCALL_VALUE, REGISTER_MOVE_COST, PRINT_OPERAND_PUNCT_VALID_P):
16638         Remove.
16639         * config/pa/pa-protos.h (override_options): Remove.
16641 2010-08-24  Richard Guenther  <rguenther@suse.de>
16643         PR middle-end/45379
16644         * tree-ssa-address.c (create_mem_ref_raw): Drop to MEM_REF
16645         if addr->index is NULL or zero.
16646         * tree-ssa-alias.c (indirect_refs_may_alias_p): Handle
16647         TARGET_MEM_REF more properly.
16648         (indirect_ref_may_alias_decl_p): Likewise.
16649         * emit-rtl.c (set_mem_attributes_minus_bitpos): Keep TARGET_MEM_REFs.
16650         * alias.c (ao_ref_from_mem): Handle TARGET_MEM_REF more properly.
16652 2010-08-23  Anatoly Sokolov  <aesok@post.ru>
16654         * config/m32c/m32c.c (m32c_function_value_regno_p): Make static.
16655         (m32c_override_options): Rename to...
16656         (m32c_option_override): ...this. Make static.
16657         (TARGET_FUNCTION_VALUE_REGNO_P, TARGET_OPTION_OVERRIDE): Define.
16658         * config/m32c/m32c.h (OVERRIDE_OPTIONS, FUNCTION_VALUE_REGNO_P):
16659         Remove.
16660         * config/m32c/m32c-protos.h (m32c_override_options,
16661         m32c_function_value_regno_p): Remove.
16663 2010-08-23  Changpeng Fang  <changpeng.fang@amd.com>
16665         * tree-ssa-loop-prefetch.c (gather_memory_references_ref) :
16666         Fix a typo in a previous commit.
16668 2010-08-23  Kai Tietz  <kai.tietz@onevision.com>
16670         * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost):
16671         Pre-initialize innerloop_iters to one.
16673 2010-08-23  Changpeng Fang  <changpeng.fang@amd.com>
16675         * tree-flow.h (may_be_nonaddressable_p): New definition. Make the
16676         existing static function global.
16678         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): This function
16679         is changed to global.
16681         * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Call
16682         may_be_nonaddressable_p on base, and don't collect this reference
16683         if the address of the base could not be taken.
16685 2010-08-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
16687         * config/rs6000/rs6000.opt (-mveclibabi=mass): New option to
16688         enable the compiler to autovectorize mathmetical functions for
16689         power7 using the Mathematical Acceleration Subsystem library.
16691         * config/rs6000/rs6000.c (rs6000_veclib_handler): New variable to
16692         handle which vector math library we have.
16693         (rs6000_override_options): Add -mveclibabi=mass support.
16694         (rs6000_builtin_vectorized_libmass): New function to handle auto
16695         vectorizing math functions that are in the MASS library.
16696         (rs6000_builtin_vectorized_function): Call it.
16698         * doc/invoke.texi (RS/6000 and PowerPC Options): Document
16699         -mveclibabi=mass.
16701 2010-08-22  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
16703         PR boehm-gc/34544
16704         * gthr-posix.h (__gthread_active_init): Delete.
16705         (__gthread_active_p): Do activity check here.
16706         Don't include errno.h on hppa-hpux.  Update comment.
16707         * gthr-posix95.h (__gthread_active_init): Delete.
16708         (__gthread_active_p): Do activity check here.
16709         Don't include errno.h on hppa-hpux.  Update comment.
16710         * config.gcc (hppa[12]*-*-hpux11*): Define extra_parts.
16711         * config/pa/pa64-hpux.h (LIB_SPEC): When -static is specified, only
16712         add -lpthread when -mt or -pthread is specified.
16713         * config/pa/pa-hpux11.h (LIB_SPEC): likewise.
16714         (LINK_GCC_C_SEQUENCE_SPEC): Define.
16715         * config/pa/t-pa-hpux11 (LIBGCCSTUB_OBJS): Define.
16716         (stublib.c, pthread_default_stacksize_np-stub.o,
16717         pthread_mutex_lock-stub.o, pthread_mutex_unlock-stub.o,
16718         $(T)libgcc_stub.a): Add methods.
16719         * config/pa/t-pa64 (LIBGCCSTUB_OBJS): Add pthread stubs.
16720         (stublib.c, pthread_default_stacksize_np-stub.o,
16721         pthread_mutex_lock-stub.o, pthread_mutex_unlock-stub.o): Add methods.
16722         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
16723         pthread_mutex_unlock): New stubs.
16725 2010-08-22  Joseph Myers  <joseph@codesourcery.com>
16727         * Makefile.in (gccspec.o, cppspec.o): Update dependencies.
16728         * common.opt (L, nodefaultlibs, nostdlib, pg, static): New
16729         options.
16730         * config/avr/avr.h (LIBSTDCXX): Remove initial "-l".
16731         * config/freebsd.h (MATH_LIBRARY_PROFILE): Remove initial "-l".
16732         * config/i386/djgpp.h (LIBSTDCXX): Remove initial "-l".
16733         * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove initial "-l".
16734         * config/s390/tpf.h (MATH_LIBRARY, LIBSTDCXX): Remove initial
16735         "-l".
16736         * cppspec.c: Include opts.h.
16737         (lang_specific_driver): Use cl_decoded_option structures.
16738         * doc/tm.texi.in (MATH_LIBRARY): Update documentation.
16739         * doc/tm.texi: Regenerate.
16740         * gcc.c (translate_options): Translate -d to -foutput-class-dir=.
16741         (driver_handle_option): Allow driver options needing no special
16742         processing.
16743         (process_command): Decode options before call to
16744         lang_specific_driver.  Pass decoded options to
16745         lang_specific_driver.
16746         * gcc.h (lang_specific_driver): Update prototype.
16747         * gccspec.c: Include opts.h.
16748         (lang_specific_driver): Use cl_decoded_option structures.
16749         * opts-common.c (option_ok_for_language, generate_option,
16750         generate_option_input_file): New.
16751         (decode_cmdline_option): Use option_ok_for_language.
16752         (decode_cmdline_options_to_array): Use generate_option_input_file.
16753         (handle_generated_option): Use generate_option.
16754         * opts.h (generate_option, generate_option_input_file): Declare.
16756 2010-08-22  Anatoly Sokolov  <aesok@post.ru>
16758         * config/mips/mips.c (mips_override_options): Rename to...
16759         (mips_option_override): ...this. Make static.
16760         (TARGET_OPTION_OVERRIDE): Define.
16761         (mips_in_small_data_p): Update comment.
16762         * config/mips/mips.h (OVERRIDE_OPTIONS): Remove.
16763         (FIXED_REGISTERS): Update comment.
16764         * config/mips/mips-protos.h (mips_override_options): Remove.
16766 2010-08-21  Olivier Hainque  <hainque@adacore.com>
16768         * config/rs6000/vxworks.h (TARGET_OS_CPP_BUILTINS): Define __PPC__.
16770 2010-08-21  Olivier Hainque  <hainque@adacore.com>
16772         * config/rs6000/vxworks.h (PREFERRED_STACK_BOUNDARY,
16773         ABI_STACK_BOUNDARY): Ensure STACK_BOUNDARY is honored despite EABI.
16775 2010-08-20  Jan Hubicka  <jh@suse.cz>
16777         * tree-pass.h (pass_ipa_cdtor_merge): New function.
16778         * cgraphunit.c (static_ctors, static_dtors): Move to ipa.c; make
16779         heap allocated.
16780         (record_cdtor_fn): Move to ipa.c; do not test for
16781         have_ctors_dtors.
16782         (build_cdtor): Move to ipa.c; add code avoiding construction
16783         when target have ctors/dtors and there is only one ctor/dtor at given
16784         priority.
16785         (compare_ctor, compare_dtor): Move to ipa.c; use DECL_UID to stabilize
16786         sort; reverse order of constructors.
16787         (cgraph_build_cdtor_fns): Move to ipa.c; rename to build_cdtor_fns.
16788         (cgraph_finalize_function): Do not call record_cdtor_fn.
16789         (cgraph_finalize_compilation_unit): Do not call cgraph_build_cdtor_fns.
16790         (cgraph_build_static_cdtor): Move to ipa.c.
16791         * ipa.c: Include target.h and tree-iterator.h.
16792         (cgraph_build_static_cdtor, static_ctors, static_dtors,
16793         record_cdtor_fn, build_cdtor, compare_ctor, compare_dtor,
16794         build_cdtor_fns, ipa_cdtor_merge, gate_ipa_cdtor_merge,
16795         pass_ipa_cdtor_merge): New.
16796         * passes.c (init_optimization_passes): Enqueue pass_ipa_cdtor_merge.
16797         * ipa-prop.c (update_indirect_edges_after_inlining): Avoid out of
16798         bounds access.
16800 2010-08-20  Jan Hubicka  <jh@suse.cz>
16802         PR c++/45307
16803         PR c++/17736
16804         * cgraph.h (cgraph_only_called_directly_p,
16805         cgraph_can_remove_if_no_direct_calls_and_refs_p): Handle
16806         static cdtors.
16807         * cgraphunit.c (cgraph_decide_is_function_needed): Static cdtors
16808         are not needed.
16809         (cgraph_finalize_function): Static cdtors are reachable.
16810         (cgraph_mark_functions_to_output): Use cgraph_only_called_directly_p.
16812 2010-08-20  Jan Hubicka  <jh@suse.cz>
16814         * lto-cgraph.c (lto_output_edge): Use gimple_has_body_p instead of
16815         flag_wpa.
16816         * lto-streamer-out.c (lto_output): Likewise.
16817         * passes.c (ipa_write_optimization_summaries): Initialize statement
16818         uids.
16820 2010-08-20  Olivier Hainque  <hainque@adacore.com>
16822         * tree.h (alias_diag_flags): New enum.
16823         (alias_pair): Add an 'emitted_diags' field.
16824         * varasm.c (finish_aliases_1): Honor and update p->emitted_diags.
16825         (assemble_alias): Initialize emitted_diags of new pairs.
16827 2010-08-20  Eric Botcazou  <ebotcazou@adacore.com>
16829         * config/rs6000/aix.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
16830         * config/rs6000/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
16831         * config/rs6000/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
16832         (STACK_CHECK_PROTECT): Define.
16833         * config/rs6000/rs6000.c (rs6000_emit_probe_stack_range): New function.
16834         (output_probe_stack_range): Likewise.
16835         (rs6000_emit_prologue): Invoke rs6000_emit_probe_stack_range if static
16836         builtin stack checking is enabled.
16837         * config/rs6000/rs6000-protos.h (output_probe_stack_range): Declare.
16838         * config/rs6000/rs6000.md (UNSPECV_PROBE_STACK_RANGE): New constant.
16839         (probe_stack_range): New insn.
16841 2010-08-20  H.J. Lu  <hongjiu.lu@intel.com>
16843         PR target/45336
16844         * config/i386/emmintrin.h (_mm_extract_epi16): Cast to unsigned
16845         short first.
16847         * config/i386/smmintrin.h (_mm_extract_epi8): Cast to unsigned
16848         char first.
16850 2010-08-20  Jakub Jelinek  <jakub@redhat.com>
16852         PR target/45336
16853         * config/i386/sse.md (*sse4_1_pextrb): Add SWI48 mode iterator
16854         to cover zero extension into 64-bit register.
16855         (*sse2_pextrw): Likewise.
16856         (*sse4_1_pextrd_zext): New insn.
16858 2010-08-20  Iain Sandoe  <iains@gcc.gnu.org>
16860         revert r163410, partially revert r163267.
16861         * config/rs6000/darwin.h (LIB_SPEC): Remove.
16862         * config/darwin.h (REAL_LIBGCC_SPEC): Link lgcc for all
16863         Darwin versions.
16865 2010-08-20  Jakub Jelinek  <jakub@redhat.com>
16867         PR middle-end/44974
16868         * builtins.c (expand_builtin): Don't optimize away
16869         calls to DECL_LOOPING_CONST_OR_PURE_P builtins.
16871 2010-08-20  Uros Bizjak  <ubizjak@gmail.com>
16873         * config/i386/i386.md (ashift %rsp splitter): Remove splitter.
16874         (pro_epilogue_adjust_stack_di_2): Use "l" constraint for
16875         alternative 1 of operand 2.
16877 2010-08-20  Jakub Jelinek  <jakub@redhat.com>
16878             Paolo Bonzini  <bonzini@gnu.org>
16880         * simplify-rtx.c (simplify_unary_operation_1): Optimize
16881         (sign_extend (zero_extend (...)) and
16882         ({sign,zero}_extend (lshiftrt (ashift X (const_int I)) (const_int I))).
16884 2010-08-20  Jakub Jelinek  <jakub@redhat.com>
16886         PR rtl-optimization/45353
16887         * sel-sched-ir.c (sel_bb_head): Return NULL even if next_nonnote_insn
16888         after bb_note is a BARRIER.
16890 2010-08-20  Iain Sandoe  <iains@gcc.gnu.org>
16892         * config/rs6000/darwin.h (LIB_SPEC): New. Provide saveFP/restFP by
16893         linking libgcc.a.
16895 2010-08-20  Jakub Jelinek  <jakub@redhat.com>
16896             Michael Matz  <matz@suse.de>
16898         * tree-ssa-address.c (tree_mem_ref_addr): Convert offset to sizetype.
16900 2010-08-20  Nathan Froyd  <froydnj@codesourcery.com>
16902         * ggc-common.c (ggc_mark_root_tab): New function, split out from...
16903         (ggc_mark_roots): ...here.
16905 2010-08-20  Nathan Froyd  <froydnj@codesourcery.com>
16907         * vec.h (FOR_EACH_VEC_ELT): Define.
16908         * c-decl.c: Use it.
16909         * cfgloop.c: Likewise.
16910         * cfgloopmanip.c: Likewise.
16911         * cgraph.c: Likewise.
16912         * cgraphunit.c: Likewise.
16913         * combine.c: Likewise.
16914         * config/bfin/bfin.c: Likewise.
16915         * config/mips/mips.c: Likewise.
16916         * config/rs6000/rs6000.c: Likewise.
16917         * dbxout.c: Likewise.
16918         * df-scan.c: Likewise.
16919         * dominance.c: Likewise.
16920         * dse.c: Likewise.
16921         * dwarf2out.c: Likewise.
16922         * except.c: Likewise.
16923         * expr.c: Likewise.
16924         * function.c: Likewise.
16925         * gcse.c: Likewise.
16926         * genattr.c: Likewise.
16927         * ggc-common.c: Likewise.
16928         * gimplify.c: Likewise.
16929         * graphite-blocking.c: Likewise.
16930         * graphite-clast-to-gimple.c: Likewise.
16931         * graphite-dependences.c: Likewise.
16932         * graphite-interchange.c: Likewise.
16933         * graphite-poly.c: Likewise.
16934         * graphite-scop-detection.c: Likewise.
16935         * graphite-sese-to-poly.c: Likewise.
16936         * graphite.c: Likewise.
16937         * haifa-sched.c: Likewise.
16938         * ifcvt.c: Likewise.
16939         * implicit-zee.c: Likewise.
16940         * ipa-prop.c: Likewise.
16941         * ipa-struct-reorg.c: Likewise.
16942         * ipa.c: Likewise.
16943         * ira-build.c: Likewise.
16944         * ira-color.c: Likewise.
16945         * ira-emit.c: Likewise.
16946         * lambda-code.c: Likewise.
16947         * loop-invariant.c: Likewise.
16948         * loop-unroll.c: Likewise.
16949         * lower-subreg.c: Likewise.
16950         * lto-cgraph.c: Likewise.
16951         * lto-opts.c: Likewise.
16952         * lto-streamer-in.c: Likewise.
16953         * lto-streamer-out.c: Likewise.
16954         * lto-streamer.c: Likewise.
16955         * lto-symtab.c: Likewise.
16956         * matrix-reorg.c: Likewise.
16957         * opts.c: Likewise.
16958         * predict.c: Likewise.
16959         * print-tree.c: Likewise.
16960         * sdbout.c: Likewise.
16961         * sel-sched-dump.c: Likewise.
16962         * sel-sched-ir.c: Likewise.
16963         * sel-sched.c: Likewise.
16964         * sese.c: Likewise.
16965         * stor-layout.c: Likewise.
16966         * tree-cfg.c: Likewise.
16967         * tree-cfgcleanup.c: Likewise.
16968         * tree-chrec.c: Likewise.
16969         * tree-data-ref.c: Likewise.
16970         * tree-emutls.c: Likewise.
16971         * tree-inline.c: Likewise.
16972         * tree-into-ssa.c: Likewise.
16973         * tree-loop-distribution.c: Likewise.
16974         * tree-loop-linear.c: Likewise.
16975         * tree-mudflap.c: Likewise.
16976         * tree-outof-ssa.c: Likewise.
16977         * tree-parloops.c: Likewise.
16978         * tree-predcom.c: Likewise.
16979         * tree-pretty-print.c: Likewise.
16980         * tree-scalar-evolution.c: Likewise.
16981         * tree-ssa-live.c: Likewise.
16982         * tree-ssa-loop-im.c: Likewise.
16983         * tree-ssa-loop-ivcanon.c: Likewise.
16984         * tree-ssa-loop-ivopts.c: Likewise.
16985         * tree-ssa-loop-manip.c: Likewise.
16986         * tree-ssa-loop-niter.c: Likewise.
16987         * tree-ssa-loop-prefetch.c: Likewise.
16988         * tree-ssa-phiprop.c: Likewise.
16989         * tree-ssa-pre.c: Likewise.
16990         * tree-ssa-reassoc.c: Likewise.
16991         * tree-ssa-sccvn.c: Likewise.
16992         * tree-ssa-structalias.c: Likewise.
16993         * tree-ssa.c: Likewise.
16994         * tree-vect-data-refs.c: Likewise.
16995         * tree-vect-loop-manip.c: Likewise.
16996         * tree-vect-loop.c: Likewise.
16997         * tree-vect-patterns.c: Likewise.
16998         * tree-vect-slp.c: Likewise.
16999         * tree-vect-stmts.c: Likewise.
17000         * tree-vrp.c: Likewise.
17001         * tree.c: Likewise.
17002         * value-prof.c: Likewise.
17003         * var-tracking.c: Likewise.
17004         * varasm.c: Likewise.
17005         * vmsdbgout.c: Likewise.
17007 2010-08-19  Nathan Sidwell  <nathan@codesourcery.com>
17008             Richard Guenther  <richard.guenther@gmail.com>
17010         * gimplify.c (gimplify_modify_expr): When assigning to volatiles,
17011         copy the src value and return a copy.
17012         * doc/extend.texi (Volatiles): Move from C++ to C and expand.
17013         (C++ Volatiles): Adjust to describe C++ semantics only.
17015 2010-08-20  Joseph Myers  <joseph@codesourcery.com>
17017         * doc/tm.texi.in (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Document to
17018         be zero or nonzero.
17019         * doc/tm.texi: Regenerate.
17020         * defaults.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define.
17021         * df-scan.c (df_get_exit_block_use_set), reginfo.c
17022         (init_reg_sets_1), rtlanal.c (rtx_unstable_p, rtx_varies_p):
17023         Handle new PIC_OFFSET_TABLE_REG_CALL_CLOBBERED semantics.
17024         * config/ia64/ia64.h (PIC_OFFSET_TABLE_REG_CALL_CLOBBERED): Define
17025         to 1.
17027 2010-08-20  Olivier Hainque  <hainque@adacore.com>
17029         * config/sparc/sparc.c (sparc_asm_function_epilogue): Don't output
17030         an extra nop past a sibling call at the very end.
17032 2010-08-19  Bernd Schmidt  <bernds@codesourcery.com>
17034         PR bootstrap/45350
17035         * combine.c (try_combine): Initialize i1_is_used and i2_is_used.  Fix
17036         a comment.
17038 2010-08-19  Nathan Froyd  <froydnj@codesourcery.com>
17040         * target.def (function_arg, function_incoming_arg): Remove const
17041         qualifier on CUMULATIVE_ARGS parameter.
17042         * targhooks.h (default_function_arg, default_function_incoming_arg):
17043         Likewise.
17044         * targhooks.c (default_function_arg, default_function_incoming_arg):
17045         Likewise.
17046         * config/i386/i386.c (ix86_function_arg): Likewise.
17048 2010-08-19  Jakub Jelinek  <jakub@redhat.com>
17050         PR target/45336
17051         * simplify-rtx.c (simplify_unary_operation_1): Optimize nested
17052         SIGN_EXTENDs or ZERO_EXTENDs.
17054 2010-08-19  Bernd Schmidt  <bernds@codesourcery.com>
17056         PR target/42172
17057         * combine.c (combine_validate_cost): New arg I0.  All callers changed.
17058         Take its cost into account if nonnull.
17059         (insn_a_feeds_b): New static function.
17060         (combine_instructions): Look for four-insn combinations.
17061         (can_combine_p): New args PRED2, SUCC2.  All callers changed.  Take
17062         them into account when computing all_adjacent and looking for other
17063         uses.
17064         (combinable_i3pat): New args I0DEST, I0_NOT_IN_SRC.  All callers
17065         changed.  Treat them like I1DEST and I1_NOT_IN_SRC.
17066         (try_combine): New arg I0.  Handle four-insn combinations.
17067         (distribute_notes): New arg ELIM_I0.  All callers changed.  Treat it
17068         like ELIM_I1.
17070 2010-08-19  Jason Merrill  <jason@redhat.com>
17072         PR c++/45307
17073         * gimplify.c (gimplify_init_constructor): Just return GS_UNHANDLED
17074         if ctor is empty.
17075         (gimplify_modify_expr_rhs): Adjust.
17077 2010-08-19  Nathan Froyd  <froydnj@codesourcery.com>
17079         * cfgloop.c (get_loop_body_in_bfs_order): Avoid redundant call to
17080         bitmap_bit_p.
17081         * config/bfin/bifn.c (bfin_discover_loop): Likewise.
17082         * dominance.c (iterate_fix_dominators): Likewise.
17083         * dse.c (set_usage_bits): Likewise.
17084         (set_position_unneeded, record_store): Likewise.
17085         * gimple-fold.c (get_maxval_strlen): Likewise.
17086         * haifa-sched.c (fix_inter_tick, fix_recovery_deps): Likewise.
17087         * ipa-inline.c (update_caller_keys): Likewise.
17088         * ipa-split.c (verify_non_ssa_vars): Likewise.
17089         * ipa-type-escape.c (mark_type, close_type_seen): Likewise.
17090         (close_type_exposed_parameter, close_type_full_escape): Likewise.
17091         (close_addressof_down): Likewise.
17092         * ira-color.c (assign_hard_reg, push_allocno_to_stack): Likewise.
17093         (setup_allocno_left_conflicts_size): Likewise.
17094         (ira_reassign_conflict_allocnos): Likewise.
17095         (ira_reassign_pseudos): Likewise.
17096         * ira-emit.c (change_loop): Likewise.
17097         * loop-invariant.c (mark_regno_live, mark_regno_death): Likewise.
17098         * lto-streamer-out.c (write_symbol): Likewise.
17099         * predict.c (expr_expected_value_1): Likewise.
17100         * regstat.c (regstat_bb_compute_ri): Likewise.
17101         * sel-sched.c (create_block_for_bookkeeping): Likewise.
17102         (track_scheduled_insns_and_blocks, sel_sched_region_1): Likewise.
17103         * stmt.c (expand_case): Likewise.
17104         * tree-eh.c (emit_eh_dispatch): Likewise.
17105         * tree-into-ssa.c (prune_unused_phi_nodes): Likewise.
17106         * tree-loop-distribution.c (make_nodes_having_upstream_mem_writes):
17107         Likewise.
17108         (rdg_flag_vertex, rdg_flag_loop_exits): Likewise.
17109         (rdg_build_components): Likewise.
17110         * tree-object-size.c (collect_object_sizes_for): Likewise.
17111         * tree-sra.c (convert_callers): Likewise.
17112         * tree-ssa-coalesce.c (live_track_add_partition): Likewise.
17113         * tree-ssa-live.c (mark_all_vars_used_1): Likewise.
17114         * tree-ssa-pre.c (bitmap_set_replace_value): Likewise.
17116 2010-08-19  Uros Bizjak  <ubizjak@gmail.com>
17118         * config/i386/i386.md (*lea_1): Use P mode iterator.
17119         (lea add splitter): Also handle DImode operands.
17120         (DImode lea add splitter): Use x86_64_immediate_operand for operand 2
17121         predicate.  Do not use ix86_lea_for_add_ok.
17122         (zext DImode lea add splitter): Use ix86_lea_for_add_ok.
17123         (lea ashift splitter): Also handle DImode operands.
17124         (DImode lea ashift splitter): Remove splitter.
17126 2010-08-19  Uros Bizjak  <ubizjak@gmail.com>
17128         * config/i386/i386.md (*add<SWI:mode>3_cconly_overflow): Do not use
17129         ix86_binary_operator_ok.
17131 2010-08-19  Andrey Belevantsev  <abel@ispras.ru>
17133         PR rtl-optimization/44691
17134         * sel-sched.c (count_occurrences_1): Also punt when SUBREG_REG
17135         is not a register.
17137 2010-08-19  Ian Bolton  <ian.bolton@arm.com>
17139         PR target/45070
17140         * config/arm/arm.c (arm_output_epilogue): Ensure that return
17141          value of size 1-3 is handled correctly.
17143 2010-08-19  Ian Bolton  <ian.bolton@arm.com>
17145         * tree-switch-conversion.c (gen_inbound_check): Ensure that the
17146         type for the conditional has wide enough range.
17148 2010-08-18  Uros Bizjak  <ubizjak@gmail.com>
17150         PR target/45327
17151         * config/i386/i386.md (<any_or:code><SWI:mode>_3): Do not use
17152         ix86_binary_operator_ok.
17154 2010-08-18  Uros Bizjak  <ubizjak@gmail.com>
17156         * config/i386/i386.md (*add<mode>_1) <TYPE_LEA>: Split insn to lea.
17157         <default>:  Swap operands 1 and 2 for alternative 2 to use existing
17158         code to output insn mnemonic.  Fix comment.
17159         (*addsi_1_zext): Add r-r-0 alternative 1.
17160         <TYPE_LEA>: Split insn to lea.
17161         <default>: Handle alternative 1.
17162         (*addhi_1_lea): Add r-r-0 alternative 2.  Use cond RTX instead of
17163         multi-level if_then_else RTX to set "type" attribute.
17164         <default>: Handle alternative 2.
17165         (*addqi_1_lea): Add q-q-0 alternative 2 and r-r-0 alternative 4.
17166         Use cond RTX instead of multi-level if_then_else RTX to set
17167         "type" attribute.
17168         <default>: Handle alternatives 2 and 4.
17169         (lea splitters): Update calls to ix86_lea_for_add_ok.
17171         * config/i386/i386.c (ix86_lea_for_add_ok): Remove unused "code"
17172         argument.
17173         * config/i386/i386-protos.h (ix86_lea_for_add_ok): Update prototype.
17175 2010-08-18  Richard Guenther  <rguenther@suse.de>
17177         * tree-ssa-uninit.c (find_uninit_use): Disregard debug stmts,
17178         use operand helpers.
17180 2010-08-18  Paolo Bonzini  <bonzini@gnu.org>
17182         PR middle-end/45292
17183         * optabs.c (expand_bool_compare_and_swap): Expand pending
17184         pops before trying the optab.
17186 2010-08-18  Yao Qi  <yao@codesourcery.com>
17188         PR target/45094
17189         * config/arm/arm.c (output_move_double): Fix typo generating
17190         instructions ('ldr'->'str').
17192 2010-08-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
17194         PR rtl-optimization/42575
17195         * optabs.c (expand_doubleword_mult): Generate new pseudos to shorten
17196         live ranges.
17198 2010-08-18  Marcus Shawcroft  <marcus.shawcroft@arm.com>
17200         * config/arm/arm-protos.h (arm_expand_sync): New.
17201         (arm_output_memory_barrier, arm_output_sync_insn): New.
17202         (arm_sync_loop_insns): New.
17203         * config/arm/arm.c (FL_ARCH7): New.
17204         (FL_FOR_ARCH7): Include FL_ARCH7.
17205         (arm_arch7): New.
17206         (arm_print_operand): Support %C markup.
17207         (arm_legitimize_sync_memory): New.
17208         (arm_emit, arm_insn_count, arm_count, arm_output_asm_insn): New.
17209         (arm_process_output_memory_barrier, arm_output_memory_barrier): New.
17210         (arm_ldrex_suffix, arm_output_ldrex, arm_output_strex): New.
17211         (arm_output_op2, arm_output_op3, arm_output_sync_loop): New.
17212         (arm_get_sync_operand, FETCH_SYNC_OPERAND): New.
17213         (arm_process_output_sync_insn, arm_output_sync_insn): New.
17214         (arm_sync_loop_insns,arm_call_generator, arm_expand_sync): New.
17215         * config/arm/arm.h (struct arm_sync_generator): New.
17216         (TARGET_HAVE_DMB, TARGET_HAVE_DMB_MCR): New.
17217         (TARGET_HAVE_MEMORY_BARRIER): New.
17218         (TARGET_HAVE_LDREX, TARGET_HAVE_LDREXBHD): New.
17219         * config/arm/arm.md: Include sync.md.
17220         (UNSPEC_MEMORY_BARRIER): New.
17221         (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK): New.
17222         (VUNSPEC_SYNC_OP):New.
17223         (VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): New.
17224         (sync_result, sync_memory, sync_required_value): New attributes.
17225         (sync_new_value, sync_t1, sync_t2): Likewise.
17226         (sync_release_barrier, sync_op): Likewise.
17227         (length): Add logic to length attribute defintion to call
17228         arm_sync_loop_insns when appropriate.
17229         * config/arm/sync.md: New file.
17231 2010-08-17  Jakub Jelinek  <jakub@redhat.com>
17233         * tree.h (host_integerp): Add ATTRIBUTE_PURE when not
17234         ENABLE_TREE_CHECKING.
17235         (tree_low_cst): Add inline version for !ENABLE_TREE_CHECKING
17236         and GCC >= 4.3.
17238 2010-08-17  H.J. Lu  <hongjiu.lu@intel.com>
17240         * config/i386/i386.c (ix86_lea_for_add_ok): For !TARGET_OPT_AGU
17241         or optimizing for size, always avoid lea if possible.
17243         * config/i386/i386.md (*add<mode>_1): Always avoid lea if possible.
17245 2010-08-17  Iain Sandoe  <iains@gcc.gnu.org>
17247         * unwind-dw2-fde-darwin.c (_darwin10_Unwind_FindEnclosingFunction):
17248         Dunmmy function with NULL return unless the target is
17249         OSX >= 10.6 (Darwin10).
17251 2010-08-17  Jack Howarth  <howarth@bromo.med.uc.edu>
17253         PR target/45258
17254         * gcc.c (spec_function): Add remove-outfile.
17255         (remove_outfile_spec_function): New function.
17256         * config/darwin.h (LINK_SPEC): Add removal of -ldl, -lm and -lpthread.
17257         * invoke.texi (replace-outfile): Document.
17259 2010-08-17  Uros Bizjak  <ubizjak@gmail.com>
17261         PR target/45296
17262         * reginfo.c (globalize_reg): Reject stack registers.
17264 2010-08-17  Richard Guenther  <rguenther@suse.de>
17266         * tree-ssa-dom.c (struct edge_info): Use a VEC for the
17267         list of conditional equivalences.
17268         (free_all_edge_infos): Adjust.
17269         (record_equivalences_from_incoming_edge): Likewise.
17270         (record_cond): Likewise.
17271         (build_and_record_new_cond): Likewise.
17272         (record_conditions): Likewise.
17273         (dom_opt_leave_block): Likewise.
17275 2010-08-17  Kai Tietz  <kai.tietz@onevision.com>
17277         * doc/invoke.texi (ms-extension): Add documentation.
17279 2010-08-17  Richard Guenther  <rguenther@suse.de>
17281         * fold-const.c (fold_comparison): Strip nops inside POINTER_PLUS_EXPR.
17283 2010-08-17  Shujing Zhao  <pearly.zhao@oracle.com>
17285         PR c/40563
17286         * c-decl.c (diagnose_uninitialized_cst_member): New function.
17287         (finish_decl): Use it to issue a -Wc++-compat warning about
17288         uninitialized const field in struct or union.
17290         (finish_struct): Use strip_array_types.
17292 2010-08-17  Jakub Jelinek  <jakub@redhat.com>
17294         * function.c (block_fragments_nreverse, blocks_nreverse_all): New
17295         functions.
17296         (reorder_blocks): Use blocks_nreverse_all instead of blocks_nreverse.
17297         (reorder_blocks_1): Assert BLOCK_FRAGMENT_ORIGIN is NULL.  Don't
17298         call block_nreverse here.
17299         (blocks_nreverse): Rename decl temporary to block.
17301 2010-08-16  Bernd Schmidt  <bernds@codesourcery.com>
17303         * config/arm/thumb2.md (thumb2_notsi_shiftsi,
17304         thumbsi_notsi_shiftsi_compare0, thumb2_not_shiftsi_compare0_scratch,
17305         thumb2_cmpsi_shiftsi, thumb2_cmpsi_shiftsi_swp, thumb2_arith_shiftsi,
17306         thumb2_arith_shiftsi splitter, thumb2_arith_shiftsi_compare0,
17307         thumb2_arith_shiftsi_compare0_scratch, thumb2_sub_shiftsi,
17308         thumb2_sub_shiftsi_compare0, thumb2_sub_shiftsi_compare0_scratch,
17309         thumb2_iorsi3): Delete.
17310         (orsi_notsi_si): No longer a named pattern.
17311         (orsi_not_shiftsi_si): Renamed from thumb_orsi_not_shiftsi_si.
17312         * config/arm/predicates.md (shift_amount_operand): New.
17313         (mult_operator): New.
17314         * config/arm/arm.md (attr arch, attr arch_enabled, attr insn_enabled,
17315         attr enabled): New.
17316         (iorsi3_insn): Renamed from arm_iorsi3.  Handle a new alternative if
17317         arch matches t2.
17318         (not_shiftsi): Renamed from arm_notsi_shiftsi.  Handle Thumb2 variant.
17319         (not_shiftsi_compare0): Likewise, renamed from
17320         arm_notsi_shiftsi_compare0.
17321         (not_shiftsi_compare0_scratch): Likweise, renamed from
17322         arm_notsi_shiftsi_compare0_scratch.
17323         (cmpsi_shiftsi): Likewise, renamed from arm_cmpsi_shiftsi.
17324         (cmpsi_shiftsi_swp): Likewise, renamed from arm_cmpsi_shiftsi_swp.
17325         (arith_shiftsi): Handle Thumb2 variant.  Set insn_enabled attribute
17326         so that the register alternative is disabled when the shift_operator
17327         is MULT.  Use "M" as the constraint for constants.
17328         (arith_shiftsi splitter): Enable for TARGET_32BIT.
17329         (arith_shiftsi_compare0): Handle Thumb2 variant.  Use "M" as the
17330         constraint for constants.
17331         (arith_shiftsi_compare0_scratch): Likewise.
17332         (sub_shiftsi, sub_shiftsi_compare0, sub_shiftsi_compare0_scratch):
17333         Handle Thumb2 alternative.
17335 2010-08-16  Joseph Myers  <joseph@codesourcery.com>
17337         * doc/options.texi (NoDriverArg): Document.
17338         * gcc.c (cpp_unique_options): Generate -MD and -MMD instead of
17339         -MDX and -MMDX.
17340         * opt-functions.awk (switch_flags): Handle NoDriverArg.
17341         * opts-common.c (decode_cmdline_option): Ignore CL_SEPARATE
17342         marking for CL_NO_DRIVER_ARG options when in the driver.
17343         * opts.h (CL_NO_DRIVER_ARG): Define.
17344         (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, CL_TARGET,
17345         CL_COMMON): Update values.
17347 2010-08-16  Joseph Myers  <joseph@codesourcery.com>
17349         * common.opt: Add driver options.
17350         (auxbase, auxbase-strip, quiet, version): Mark RejectDriver.
17351         * doc/options.texi (Driver, RejectDriver): Document.
17352         * gcc.c (pass_exit_codes, print_search_dirs, print_file_name,
17353         print_prog_name, print_multi_directory, print_sysroot,
17354         print_multi_os_directory, print_multi_lib,
17355         print_sysroot_headers_suffix, report_times, combine_flag,
17356         use_pipes, wrapper_string): Remove.
17357         (save_switch, driver_unknown_option_callback,
17358         driver_wrong_lang_callback, driver_post_handling_callback,
17359         driver_handle_option): New.
17360         (spec_lang, last_language_n_infiles): Make file-scope static
17361         instead of local to process_command.
17362         (process_command): Use decode_cmdline_options_to_array and
17363         read_cmdline_option for option processing.  Compute have_c in
17364         prescan of decoded options.
17365         * opt-functions.awk (switch_flags): Handle Driver and
17366         RejectDriver.
17367         (var_type, var_type_struct): Handle Separate options as generating
17368         const char * variables.
17369         * opts-common.c (decode_cmdline_option): Expect CL_COMMON and
17370         CL_TARGET to be passed by caller if required.
17371         (decode_cmdline_options_to_array): Update comment.
17372         * opts.c (complain_wrong_lang): Handle options only valid for the
17373         driver.
17374         (decode_options): Update call to decode_cmdline_options_to_array.
17375         (print_filtered_help): Ignore driver-only options.
17376         (print_specific_help): Ignore CL_DRIVER.
17377         (common_handle_option): Don't call print_specific_help for CL_DRIVER.
17378         * opts.h (CL_DRIVER, CL_REJECT_DRIVER): Define.
17379         (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET, CL_COMMON):
17380         Update values.
17382 2010-08-16  Richard Guenther  <rguenther@suse.de>
17384         * tree-cfg.c (verify_types_in_gimple_reference): Verify
17385         TARGET_MEM_REF a bit.
17386         * tree-ssa-address.c (addr_for_mem_ref): Adjust.
17387         (create_mem_ref_raw): Always create TMR_OFFSET, store the
17388         alias pointer type via it.
17389         (copy_mem_ref_info): Adjust.
17390         (maybe_fold_tmr): Likewise.
17391         * tree.c (mem_ref_offset): Also handle TARGET_MEM_REF.
17392         (reference_alias_ptr_type): Likewise.
17393         * tree.def (TARGET_MEM_REF): Remove TMR_ORIGINAL operand,
17394         adjust documentation of TMR_OFFSET operand.
17395         * alias.c (get_alias_set): Do not look at TMR_ORIGINAL but
17396         use the alias pointer type.
17397         * expr.c (expand_expr_real_1): Do not use TMR_ORIGINAL to
17398         initialize mem attrs but the TMR itself.
17399         * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REF
17400         similar to MEM_REF.
17401         * tree-pretty-print.c (dump_generic_node): Do not dump TMR_ORIGINAL.
17402         * tree-ssa-loop-ivopts.c (idx_remove_ssa_names): Remove.
17403         (unshare_and_remove_ssa_names): Likewise.
17404         (copy_ref_info): Adjust.
17405         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Simplify
17406         TARGET_MEM_REF case.
17407         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Do not look
17408         at TMR_ORIGINAL.
17409         * tree.h (TMR_ORIGINAL): Remove.
17410         * gimple.c (get_base_address): For TARGET_MEM_REF with a
17411         symbol return that.
17412         * tree-dfa.c (get_ref_base_and_extent): Handle TARGET_MEM_REF
17413         with a symbol.
17414         (get_addr_base_and_unit_offset): Likewise.
17415         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Handle
17416         TARGET_MEM_REFs.
17417         (indirect_ref_may_alias_decl_p): Likewise.
17418         (refs_may_alias_p_1): Do not bail out for TARGET_MEM_REFs.
17420 2010-08-15  Uros Bizjak  <ubizjak@gmail.com>
17422         * doc/invoke.texi (-fomit-frame-pointer): Document that starting
17423         with GCC version 4.6, the default setting (when not optimizing
17424         for size) for 32-bit Linux x86 and 32-bit Darwin x86 targets has
17425         been changed to -fomit-frame-pointer.
17427 2010-08-15  Iain Sandoe  <iains@gcc.gnu.org>
17429         * config/darwin.h (REAL_LIBGCC_SPEC): Remove libgcc_s.10.5 stub for
17430         Darwin10.  Do not link libgcc.a for Darwin >= 9.
17432 2010-08-15  Gerald Pfeifer  <gerald@pfeifer.com>
17434         * doc/invoke.texi (Warning Options): Fix terminology and markup
17435         in the description of how unknown warning options are handled.
17437 2010-08-15  Ira Rosen  <irar@il.ibm.com>
17439         * tree-vect-data-refs.c (vect_setup_realignment): Support realignment
17440         in basic blocks.
17441         (vect_supportable_dr_alignment): Check alignment for basic blocks.
17442         * tree-vect-slp.c (vect_build_slp_tree): Allow different codes for
17443         data references.
17444         (vect_bb_vectorization_profitable_p): New function.
17445         (vect_slp_analyze_bb): Call vect_bb_vectorization_profitable_p() to
17446         check if it's worthwhile to vectorize the basic block.
17448 2010-08-14  Anatoly Sokolov  <aesok@post.ru>
17450         * reload.h (register_move_cost, memory_move_secondary_cost,
17451         secondary_reload_class): Adjust prototype.
17452         * rtl.h (reg_class_subset_p): Adjust prototype.
17453         * reload.c (secondary_reload_class): Change arguments type from
17454         enum reg_class to reg_class_t. Change result type to reg_class_t.
17455         * reginfo.c (register_move_cost, reg_class_subset_p): Change
17456         arguments type from enum reg_class to reg_class_t.
17457         (memory_move_secondary_cost): Change arguments type from
17458         enum reg_class to reg_class_t. Change type of saved_flags to
17459         reg_class_t.
17461         * config/mips/mips.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
17462         Remove macros.
17463         (mips_cost): Remove.
17464         (struct mips_rtx_cost_data): Moved to mips.c.
17465         * config/mips/mips-protos.h (mips_register_move_cost): Remove.
17466         * config/mips/mips.c (struct mips_rtx_cost_data): Moved from mips.h.
17467         (mips_cost): Make static.
17468         (mips_canonicalize_move_class): Change argument type to reg_class_t.
17469         Change result type to reg_class_t.
17470         (mips_move_to_gpr_cost, mips_move_from_gpr_cost): Change arguments
17471         type from enum reg_class to reg_class_t.
17472         (mips_register_move_cost): Make static. Change arguments
17473         type from enum reg_class to reg_class_t.
17474         (mips_memory_move_cost): New function.
17475         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
17477 2010-08-14  Richard Sandiford  <rdsandiford@googlemail.com>
17479         PR rtl-optimization/43358
17480         * ira-lives.c (process_single_reg_class_operands): Adjust the costs
17481         of a single hard register, using simplify_subreg_regno to decide
17482         what that register should be.
17484 2010-08-14  Mingjie Xing  <mingjie.xing@gmail.com>
17486         * config/mips/mips.c (CODE_FOR_loongson_pmullh): Define.
17487         * config/mips/loongson.md (UNSPEC_LOONGSON_PMULL): Delete.
17488         (loongson_pmull<V_suffix>): Rename to...
17489         (mul<mode>3): ...this and use MULT instead of an UNSPEC.
17491 2010-08-13  Jack Howarth  <howarth@bromo.med.uc.edu>
17493         * configure.ac: Enable -fomit-frame-pointer on darwin
17494         which support dwarf2.
17495         * config/i386/i386.c (override_options): Same.
17497 2010-08-13  Jie Zhang  <jie@codesourcery.com>
17499         * config/arm/arm.md (cstoredf4): Only valid when !TARGET_VFP_SINGLE.
17501 2010-08-12  Joseph Myers  <joseph@codesourcery.com>
17503         * gcc.c (cpp_unique_options): Generate -MDX and -MMDX from -MD and
17504         -MMD.
17506 2010-08-12  Changpeng Fang  <changpeng.fang@amd.com>
17508         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Give
17509         up dot_prod pattern searching if a stmt is outside the loop.
17511 2010-08-12  H.J. Lu  <hongjiu.lu@intel.com>
17512             Uros Bizjak  <ubizjak@gmail.com>
17514         * config.gcc: Handle --enable-frame-pointer.
17516         * configure.ac: Add --enable-frame-pointer.
17517         * configure: Regenerated.
17519         * config/i386/i386.c (USE_IX86_FRAME_POINTER): Default to 0.
17520         (override_options): If not configured with --enable-frame-pointer,
17521         enable -fomit-frame-pointer (but not for TARGET_MACHO or when
17522         optimizing for size), -fasynchronous-unwind-tables and
17523         -maccumulate-outgoing-args by default.
17525 2010-08-12  Jakub Jelinek  <jakub@redhat.com>
17527         * builtins.c (fold_builtin_memory_op): Avoid -Wsign-compare warning.
17529         PR middle-end/45262
17530         * fold-const.c (make_range) <case NEGATE_EXPR>: Punt if
17531         -a overflows.  Normalize the range.
17533 2010-08-12  Richard Guenther  <rguenther@suse.de>
17535         PR tree-optimization/45232
17536         * tree-ssa-reassoc.c (can_reassociate_p): Disable re-association
17537         for types with undefined overflow.
17538         (reassociate_bb): Allow re-associating of bit and min/max
17539         operations for types with undefined overflow.
17540         * tree-ssa-forwprop.c (associate_plusminus): New function.
17541         (tree_ssa_forward_propagate_single_use_vars): Call it.
17543 2010-08-12  Richard Guenther  <rguenther@suse.de>
17545         * tree-flow.h (struct ptr_info_def): Add align and misalign fields.
17546         * tree-ssa-alias.c (get_ptr_info): Move ...
17547         * tree-ssanames.c (get_ptr_info): ... here.  Initialize
17548         align and misalign fields conservatively.
17549         * tree-ssa-ccp.c (ccp_finalize): From partially constant pointers
17550         derive alignment information.
17551         (evaluate_stmt): Derive alignment information from memory
17552         allocation functions.
17553         * tree.h (get_pointer_alignment): Make unsigned.
17554         * builtins.c (get_object_alignment): Use alignment information we
17555         have computed for pointers.
17556         (get_pointer_alignment): Likewise.  Make conservative, return
17557         and unsigned value.
17558         (expand_builtin_strlen): Adjust.
17559         (expand_builtin_memcmp): Likewise.
17560         (expand_builtin_strcmp): Likewise.
17561         (expand_builtin_strncmp): Likewise.
17562         (get_builtin_sync_mem): Use at least mode alignment.
17563         (fold_builtin_memset): Adjust.
17564         (fold_builtin_memory_op): Likewise.
17565         * gimple-pretty-print.c (dump_gimple_phi): Alongside alias
17566         information also dump pointer alignment knowledge.
17567         (dump_gimple_stmt): Likewise.
17569 2010-08-12  Uros Bizjak  <ubizjak@gmail.com>
17571         * config/i386/i386.c (LONG_TYPE_SIZE): Remove.
17572         (EMPTY_FIELD_BOUNDARY): Remove.
17573         * config/i386/i386-interix.h (PCC_BITFIELD_TYPE_MATTERS): Remove.
17575 2010-08-12  Jakub Jelinek  <jakub@redhat.com>
17577         PR debug/45259
17578         * caller-save.c (save_call_clobbered_regs): Only swap notes with
17579         DEBUG_INSNs if n_regs_saved.
17581 2010-08-12  Wei Guozhi  <carrot@google.com>
17583         PR target/44999
17584         * config/arm/arm.md (andsi3): Change to zero extension if possible.
17585         * config/arm/thumb2.md (thumb2_zero_extendqisi2_v6): Change the name.
17587 2010-08-11  Vladimir Makarov  <vmakarov@redhat.com>
17589         * ira-int.h (ira_remove_allocno_copy_from_list): Remove.
17591         * ira-build.c (ira_remove_allocno_copy_from_list): Remove.
17593 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17595         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add back
17596         the case removed in the previous patch, when the only phi argument
17597         is defined in the same loop as the phi node itself.  Handle it
17598         separately from the invariant case by both propagating it outside
17599         the region and replacing the phi node with an assign.
17601 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17603         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): The only
17604         constant phi nodes with one argument are is_gimple_min_invariant
17605         and SSA_NAME_IS_DEFAULT_DEF.
17607 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17609         * graphite-cloog-util.c (oppose_constraint):
17610         Extend loop counter's value range (CLOOG_ORG).
17611         (cloog_matrix_to_ppl_constraint): Same.
17612         (new_Constraint_System_from_Cloog_matrix): Same.
17613         * graphite-cloog-compat.h (matrix_num_type): New.
17615 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17617         * graphite.c (graphite_initialize): Do not initialize
17618         CLooG and initialize the Parma Polyhedra Library
17619         manually when using CLOOG_ORG.
17620         (graphite_finalize): Do not finalize CLooG and finalize
17621         the Parma Polyhedra Library manually when using CLOOG_ORG.
17622         * graphite-cloog-compat.h (cloog_initialize): Hide function
17623         when using CLOOG_ORG.
17624         (cloog_finalize): Same.
17626 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17628         * graphite-clast-to-gimple.c (free_scattering): Change
17629         CloogDomainList/CloogDomain to CloogScatteringList/CloogScattering
17630         (CLOOG_ORG).
17631         (build_cloog_prog): Same.
17632         * graphite-cloog-compat.h (cloog_domain): Removed.
17633         (cloog_scattering): New.
17634         (cloog_set_domain): Removed.
17635         (cloog_set_scattering): New.
17636         (cloog_next_domain): Removed.
17637         (cloog_next_scattering): New.
17638         (cloog_set_next_domain): Removed.
17639         (cloog_set_next_scattering): New.
17640         (CloogScatteringList): New.
17641         (CloogScattering): New.
17642         (cloog_scattering_free): New.
17643         (new_Cloog_Scattering_from_ppl_Polyhedron): New.
17644         * graphite-cloog-util.c (new_Cloog_Scattering_from_ppl_Polyhedron):
17645         New.
17647 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17649         * graphite-clast-to-gimple.c (build_cloog_prog): Extend with
17650         CloogState.
17651         (set_cloog_options): Same.
17652         (print_clast_stmt): Same.
17653         (scop_to_clast): Same.
17654         (print_generated_program): Same.
17655         (gloog): Same.
17656         * graphite-clast-to-gimple.h: Include graphite-cloog-util.h.
17657         (scop_to_clast): Extend with CloogState.
17658         * graphite-cloog-util.c: Include graphite-cloog-compat.h
17659         (new_Cloog_Domain_from_ppl_Polyhedron):
17660         Extend with CloogState.  Use cloog_domain_from_cloog_matrix (CLOOG_ORG).
17661         (new_Cloog_Domain_from_ppl_Pointset_Powerset): Extend with CloogState.
17662         (new_Cloog_Domain_from_ppl_Polyhedron): Same.
17663         * graphite-cloog-util.h (build_cloog_prog): Same.
17664         * graphite-cloog-copat.h (build_cloog_prog): New.
17665         (CloogState): New.
17666         (cloog_state_malloc): New.
17667         (cloog_state_free): New.
17668         (cloog_loop_malloc): New.
17669         (cloog_options_malloc): New.
17670         (cloog_statement_alloc): New.
17671         (cloog_domain_from_cloog_matrix): New.
17672         (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
17673         (new_Cloog_Domain_from_ppl_Polyhedron): New.
17675 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17677         * graphite-clast-to-gimple.c (clast_name_to_gcc): Parameter
17678         type of NAME now depends on used CLooG version.
17679         (clast_to_gcc_expression): Replace expr_* with clast_expr_*.
17680         (gcc_type_for_clast_expr): Same.
17681         (print_clast_stmt): Replace pprint with clast_pprint.
17682         * graphite-cloog-compat.h: Provide compatibility macros for
17683         CLooG Legacy.
17684         (clast_name_p): New.
17685         (clast_expr_term): New.
17686         (clast_expr_red): New.
17687         (clast_expr_bin): New.
17688         (clast_pprint): New.
17690 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17692         * graphite-clast-to-gimple.c (set_cloog_options): Make CLooG options
17693         compatible to newer CLooG releases (CLOOG_ORG).
17694         (build_cloog_prog): Pass CloogOptions to more functions (CLOOG_ORG).
17695         (scop_to_clast): Pass CloogOptions to build_cloog_prog (CLOOG_ORG).
17696         * graphite-cloog-compat.h: Add compatibility macros for CLooG Legacy.
17697         (build_cloog_prog) : New.
17698         (cloog_program_extract_scalars): New.
17699         (cloog_program_scatter): New.
17701 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17703         * graphite-clast-to-gimple.c: Include graphite-cloog-compat.h
17704         conditionally (CLOOG_ORG).
17705         * graphite-cloog-compat.h: New.  Include graphite-cloog-compat.h.
17706         (cloog_statement_usr): New.
17707         (cloog_domain): Same.
17708         (cloog_set_domain): Same.
17709         (cloog_next_domain): Same.
17710         (cloog_set_next_domain): Same.
17711         (cloog_program_nb_scattdims): Same.
17712         (cloog_program_set_nb_scattdims): Same.
17713         (cloog_program_names): Same.
17714         (cloog_program_set_names): Same.
17715         (cloog_program_set_context): Same.
17716         (cloog_program_set_loop): Same.
17717         (cloog_program_blocklist): Same.
17718         (cloog_program_set_blocklist): Same.
17719         (cloog_program_scaldims): Same.
17720         (cloog_program_set_scaldims): Same.
17721         (cloog_names_nb_parameters): Same.
17722         (cloog_names_set_nb_parameters): Same.
17723         (cloog_names_parameters): Same.
17724         (cloog_names_set_parameters): Same.
17725         (cloog_names_set_nb_iterators): Same.
17726         (cloog_names_set_iterators): Same.
17727         (cloog_names_set_nb_scattering): Same.
17728         (cloog_names_set_scattering): Same.
17729         (cloog_statement_set_usr): Same.
17730         (cloog_loop_set_next): Same.
17731         (cloog_loop_set_domain): Same.
17732         (cloog_loop_set_block): Same.
17733         (cloog_block_list_next): Same.
17734         (cloog_block_list_set_next):
17735         (cloog_block_list_set_block): Same.
17737 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17739         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Returns
17740         a bool.
17741         (rewrite_commutative_reductions_out_of_ssa_close_phi): Same.
17742         (rewrite_commutative_reductions_out_of_ssa_loop): Same.
17743         (rewrite_cross_bb_scalar_deps_out_of_ssa): Call scev_reset_htab
17744         when something has been changed.
17745         (rewrite_commutative_reductions_out_of_ssa): Same.
17747 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17749         * graphite-sese-to-poly.c (propagate_expr_outside_region): Also
17750         handle the case when def is in the sese region.
17751         (rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region
17752         for invariant expressions.
17753         (rewrite_cross_bb_phi_deps): Removed.
17754         (rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes.
17755         (rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call
17756         rewrite_cross_bb_phi_deps.
17758 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17760         * graphite-sese-to-poly.c
17761         (rewrite_commutative_reductions_out_of_ssa_loop): Call
17762         scev_analyzable_p only on is_gimple_reg
17764 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17766         * graphite-sese-to-poly.c (propagate_expr_outside_region): New.
17767         (rewrite_close_phi_out_of_ssa): Propagate constant values or
17768         parametric expressions outside the scop region.
17769         (rewrite_cross_bb_scalar_deps): Same.
17770         * sese.c (rename_uses): Use NULL_TREE instead of NULL for trees.
17772 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17774         * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Use
17775         SSA_NAME_DEF_STMT only on SSA_NAMEs.
17777 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17779         * tree-scalar-evolution.c (instantiate_scev_name): Do not
17780         instantiate default definitions.
17782 2010-08-11  Vladimir Kargov  <kargov@gmail.com>
17783             Sebastian Pop  <sebastian.pop@amd.com>
17785         * cfgloop.c (is_loop_exit): Renamed loop_exits_to_bb_p.
17786         (loop_exits_from_bb_p): New.
17787         * cfgloop.h (is_loop_exit): Renamed loop_exits_to_bb_p.
17788         (loop_exits_from_bb_p): Declared.
17789         * graphite-scop-detection.c (scopdet_basic_block_info): Call
17790         loop_exits_to_bb_p.
17792 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17794         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Add an
17795         extra parameter for the region.  Call scev_analyzable_p.
17796         (rewrite_reductions_out_of_ssa): Update call to
17797         rewrite_close_phi_out_of_ssa.
17798         (rewrite_cross_bb_phi_deps): Same.
17799         (rewrite_commutative_reductions_out_of_ssa_loop): Add an extra
17800         parameter for the region.  Call scev_analyzable_p.
17801         (rewrite_commutative_reductions_out_of_ssa): Update call to
17802         rewrite_commutative_reductions_out_of_ssa_loop.
17804 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17806         * sese.c (rename_uses): Call unshare_expr before force_gimple_operand.
17808 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17810         * graphite-sese-to-poly.c (reduction_phi_p): Do not rewrite out of
17811         SSA scalar phi nodes that can be scev_analyzable_p.
17813 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17815         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Correctly
17816         handle SSA_NAME_IS_DEFAULT_DEF.
17818 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17820         * sese.c (rename_uses): Handl unconditionally gimple_debug statements.
17822 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17824         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Special
17825         case non close-phi nodes with one argument.
17827 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17829         * sese.h (scev_analyzable_p): Scevs could be expressions without
17830         chrecs and still be scev_analyzable_p.
17832 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17834         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
17836 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17838         * cfgloop.c (alloc_loop): Remove initialization of loop->single_iv.
17839         * cfgloop.h (struct loop): Remove single_iv field.
17840         * graphite-sese-to-poly.c (graphite_loop_normal_form): Removed.
17841         (scop_canonicalize_loops): Removed.
17842         (scop_ivs_can_be_represented): Do not use loop->single_iv.  Iterate
17843         over all the loop phi nodes in loop->header.
17844         (build_poly_scop): Remove use of scop_canonicalize_loops.
17846 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17848         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Also
17849         handle GIMPLE_CALL.
17851 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17853         * tree-chrec.c (chrec_apply): Should only apply to the specified
17854         variable.  Also handle multivariate chains of recurrences that
17855         satisfy evolution_function_is_affine_p.  Also handle CASE_CONVERT.
17857 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17859         * graphite-clast-to-gimple.c (debug_clast_name_index): Removed.
17860         (debug_clast_name_indexes_1): Removed.
17861         (debug_clast_name_indexes): Removed.
17862         (pbb_to_depth_to_oldiv): Removed.
17863         (build_iv_mapping): Replace the use of rename_map with iv_map.
17864         (translate_clast_user): Remove uses of rename_map.  Allocate and
17865         free iv_map.
17866         (translate_clast_for_loop): Remove uses of rename_map.
17867         (translate_clast_for): Same.
17868         (translate_clast_guard): Same.
17869         (translate_clast): Same.
17870         (gloog): Same.
17871         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Removed.
17872         * graphite-sese-to-poly.c (scev_analyzable_p): Moved...
17873         * sese.c (set_rename): Now static.
17874         (rename_variables_in_stmt): Removed.
17875         (rename_uses): New.
17876         (is_parameter): Removed.
17877         (is_iv): Removed.
17878         (expand_scalar_variables_call): Removed.
17879         (expand_scalar_variables_ssa_name): Removed.
17880         (expand_scalar_variables_expr): Removed.
17881         (expand_scalar_variables_stmt): Removed.
17882         (expand_scalar_variables): Removed.
17883         (rename_variables): Removed.
17884         (remove_condition): Removed.
17885         (get_true_edge_from_guard_bb): Removed.
17886         (get_false_edge_from_guard_bb): Removed.
17887         (struct igp): Removed.
17888         (default_before_guard): Removed.
17889         (convert_for_phi_arg): Removed.
17890         (add_guard_exit_phis): Removed.
17891         (insert_guard_phis): Removed.
17892         (graphite_copy_stmts_from_block): Now also uses iv_map and a
17893         region.  Do not copy conditions.  Do not copy induction variables.
17894         Call rename_uses.
17895         (copy_bb_and_scalar_dependences): Allocate a local rename_map for
17896         the translated statement.  Use the iv_map for the induction
17897         variable renaming.
17898         * sese.h (copy_bb_and_scalar_dependences): Update declaration.
17899         (set_rename): Removed declaration.
17900         (scev_analyzable_p): ...here.
17901         * tree-chrec.c (chrec_apply_map): New.
17902         * tree-chrec.h (chrec_apply_map): Declared.
17904 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
17906         * graphite-clast-to-gimple.c (translate_clast_for_loop): Do not call
17907         insert_loop_close_phis.
17908         * sese.c (name_defined_in_loop_p): Removed.
17909         (expr_defined_in_loop_p): Removed.
17910         (alive_after_loop): Removed.
17911         (close_phi_not_yet_inserted_p): Removed.
17912         (struct alep): Removed.
17913         (add_loop_exit_phis): Removed.
17914         (insert_loop_close_phis): Removed.
17916 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17918         * graphite-cloog-util.c
17919         (cloog_matrix_to_ppl_constraint): Fix flipped condition.
17920         * graphite-poly.c
17921         (psct_scattering_dim_for_loop_depth): Same.
17923 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17925         * graphite-cloog-util.h: Added cloog.h.
17926         * graphite-blocking.c: Removed cloog.h.
17927         * graphite-dependences.c: Same.
17928         * graphite-interchange.c: Same.
17929         * graphite-poly.c: Same.
17930         * graphite-ppl.c: Same.
17931         * graphite-scop-detection.c: Same.
17932         * graphite-sese-to-poly.c:
17933         Removed cloog.h.
17934         Removed graphite-clast-to-gimple.h.
17935         (check_poly_representation): Removed (unused).
17936         * graphite-sese-to-poly.h
17937         (check_poly_representation): Removed (unused).
17939 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17941         * Makefile.in (OBJS-common): Added graphite-cloog-util.o.
17942         (graphite-clast-to-gimple.o): Added graphite-cloog-util.h.
17943         (graphite-cloog-util.o): New.
17944         (graphite-ppl.o): Added graphite-cloog-util.h.
17945         * graphite-clast-to-gimple.c:
17946         Added graphite-cloog-util.h to include statements.
17947         * graphite-cloog-util.c: New.
17948         (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.c.
17949         (new_Cloog_Domain_from_ppl_Polyhedron): Same.
17950         (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
17951         (new_C_Polyhedron_from_Cloog_Matrix): Same.
17952         (insert_constraint_into_matrix): Same.
17953         (ppl_Constrain_System_number_of_constraints): Same.
17954         (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
17955         (oppose_constraint): Same.
17956         (cloog_matrix_to_ppl_constraint): Same.
17957         (new_Constraint_System_from_Cloog_Matrix): Same.
17958         * graphite-cloog-util.h: New.
17959         (new_Cloog_Matrix_from_ppl_Polyhedron): Moved from graphite-ppl.h.
17960         (new_Cloog_Domain_from_ppl_Polyhedron): Same.
17961         (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
17962         (new_C_Polyhedron_from_Cloog_Matrix): Same.
17963         (insert_constraint_into_matrix): Same.
17964         * graphite-ppl.c:
17965         Added graphite-cloog-util.h to include statements.
17966         (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to graphite-cloog-util.c.
17967         (new_Cloog_Domain_from_ppl_Polyhedron): Same.
17968         (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
17969         (new_C_Polyhedron_from_Cloog_Matrix): Same.
17970         (insert_constraint_into_matrix): Same.
17971         (ppl_Constrain_System_number_of_constraints): Same.
17972         (new_Cloog_Matrix_from_ppl_Constraint_System): Same.
17973         (oppose_constraint): Same.
17974         (cloog_matrix_to_ppl_constraint): Same.
17975         (new_Constraint_System_from_Cloog_Matrix): Same.
17976         * graphite-ppl.h:
17977         (new_Cloog_Matrix_from_ppl_Polyhedron): Moved to
17978         graphite-cloog-util.h.
17979         (new_Cloog_Domain_from_ppl_Polyhedron): Same.
17980         (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
17981         (new_C_Polyhedron_from_Cloog_Matrix): Same.
17982         (insert_constraint_into_matrix): Same.
17984 2010-08-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
17986         * graphite-clast-to-gimple.c
17987         (precision_for_value): Resolve value_* calls to matching mpz_* calls.
17988         (precision_for_interval): Same.
17989         (gcc_type_for_interval): Same.
17990         (compute_type_for_level): Same.
17991         * graphite-interchange.c
17992         (lst_interchange_profitable_p): Same.
17993         * graphite-poly.c
17994         (psct_scattering_dim_for_loop_depth): Same.
17995         * graphite-ppl.c
17996         (ppl_max_for_le_pointset): Same.
17997         (ppl_min_for_le_pointset): Same.
17999 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18001         * graphite-sese-to-poly.c (rewrite_degenerate_phi): New.
18002         (rewrite_reductions_out_of_ssa): Call it for degenerate_phi_result.
18004 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18006         * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Call
18007         rewrite_close_phi_out_of_ssa.
18009 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18011         * graphite-sese-to-poly.c (rewrite_cross_bb_phi_deps): Remove dead code.
18013 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18015         * graphite-clast-to-gimple.c (build_iv_mapping): Rename map with
18016         rename_map.
18017         * sese.c (debug_rename_map): Same.
18018         (get_rename): Same.
18019         (set_rename): Same.
18020         (rename_variables_in_stmt): Same.
18021         (expand_scalar_variables_call): Same.
18022         (expand_scalar_variables_ssa_name): Same.
18023         (expand_scalar_variables_expr): Same.
18024         (expand_scalar_variables_stmt): Same.
18025         (expand_scalar_variables): Same.
18026         (rename_variables): Same.
18027         (graphite_copy_stmts_from_block): Same.
18028         (copy_bb_and_scalar_dependences): Same.
18030 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18032         * graphite-clast-to-gimple.c (copy_renames): Removed.
18033         (translate_clast_for): Do not call copy_renames.
18034         (translate_clast_guard): Same.
18036 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18038         * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Moved up.
18039         (rewrite_cross_bb_phi_deps): Split out of rewrite_cross_bb_scalar_deps.
18040         (rewrite_cross_bb_scalar_deps_out_of_ssa): Run rewrite_cross_bb_phi_deps
18041         before rewrite_cross_bb_scalar_deps.
18043 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18045         * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
18046         Early return in when flag_associative_math is not set.
18048 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18050         * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out
18051         of SSA copies on edges except for loop->latch.
18053 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18055         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps_out_of_ssa):
18056         Split out of rewrite_reductions_out_of_ssa.
18057         * graphite-sese-to-poly.h (rewrite_cross_bb_scalar_deps_out_of_ssa):
18058         Declared.
18059         * graphite.c (graphite_transform_loops): Call it.
18061 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18063         * graphite.c (graphite_transform_loops): Add two more dbg_cnt calls.
18065 2010-08-11  Alexander Monakov  <amonakov@ispras.ru>
18067         * dbgcnt.def (graphite_scop): New counter.
18068         * graphite.c: Include dbgcnt.h.
18069         (graphite_transform_loops): Use new counter to limit transformations.
18070         * Makefile.in (graphite.o): Depend on DBGCNT_H.
18072 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18074         * passes.c (init_optimization_passes): Add pass_graphite.
18075         Schedule a pass_copy_prop before pass_graphite_transforms.
18076         * timevar.def (TV_GRAPHITE): Declared.
18077         * tree-pass.h (pass_graphite): Declared.
18078         * tree-ssa-loop.c (pass_graphite): New.
18080 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18082         * graphite-clast-to-gimple.c (gloog): Do not pass scops in parameter.
18083         Remove calls to rename_nb_iterations and rename_sese_parameters.
18084         * graphite-clast-to-gimple.h (gloog): Update declaration.
18085         * graphite.c (graphite_transform_loops): Update call to gloog.
18086         * sese.c (rename_variables_in_expr): Removed.
18087         (rename_nb_iterations): Removed.
18088         (rename_sese_parameters): Removed.
18089         * sese.h (rename_nb_iterations): Removed.
18090         (rename_sese_parameters): Removed.
18092 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18094         * graphite-clast-to-gimple.c (gloog): Remove call to
18095         sese_adjust_liveout_phis.
18096         * graphite-sese-to-poly.c (scev_analyzable_p): When scev returns an
18097         SSA_NAME, allow it to be handled by rewrite_cross_bb_scalar_deps.
18098         (rewrite_cross_bb_scalar_deps): Handle GIMPLE_PHI nodes: call
18099         rewrite_phi_out_of_ssa.
18100         * sese.c (get_vdef_before_sese): Removed.
18101         (sese_adjust_vphi): Removed.
18102         (sese_adjust_liveout_phis): Removed.
18103         * sese.h (sese_adjust_liveout_phis): Removed.
18105 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18107         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Pass an extra
18108         argument for the place after which to insert the out of SSA copy.
18109         (rewrite_close_phi_out_of_ssa): Update calls to insert_out_of_ssa_copy.
18110         (rewrite_phi_out_of_ssa): Same.
18111         (rewrite_cross_bb_scalar_deps): Same.
18112         (insert_copyout): Removed.
18113         (insert_copyin): Removed.
18114         (translate_scalar_reduction_to_array): Call insert_out_of_ssa_copy and
18115         insert_out_of_ssa_copy_on_edge instead of insert_copyout and
18116         insert_copyin.
18118 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18120         * graphite-sese-to-poly.c (build_scop_bbs): Not static anymore.
18121         (rewrite_reductions_out_of_ssa): Same.
18122         (rewrite_commutative_reductions_out_of_ssa): Same.
18123         (build_poly_scop): Do not call these functions.
18124         * graphite-sese-to-poly.h (build_poly_scop): Declared.
18125         (rewrite_reductions_out_of_ssa): Declared.
18126         (rewrite_commutative_reductions_out_of_ssa): Declared.
18127         * graphite.c (graphite_transform_loops): Call on every scop
18128         rewrite_commutative_reductions_out_of_ssa before calling
18129         rewrite_reductions_out_of_ssa and build_scop_bbs.
18131 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18133         * graphite-dependences.c (dot_deps): Make system call to dotty run
18134         in background.
18135         (dot_deps_stmt): Same.
18136         * graphite-poly.c (dot_lst): Same.
18138 2010-08-11  Sebastian Pop  <sebastian.pop@amd.com>
18140         * graphite-sese-to-poly.c (loop_entry_phi_arg): Renamed
18141         phi_arg_in_outermost_loop.
18142         (remove_simple_copy_phi): Call phi_arg_in_outermost_loop.
18143         (remove_invariant_phi): Same.
18145 2010-08-11  Anatoly Sokolov  <aesok@post.ru>
18147         * target.def (output_addr_const_extra): New hook.
18148         * doc/tm.texi.in (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Document.
18149         * doc/tm.texi: Regenerate.
18150         * targhooks.c (default_asm_output_addr_const_extra): New function.
18151         * targhooks.h (default_asm_output_addr_const_extra): Declare.
18152         * final.c (output_addr_const): Use TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA
18153         target hook.
18155         * config/i386/i386.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
18156         * config/i386/i386-protos.h (output_addr_const_extra): Remove.
18157         * config/i386/i386.h (output_addr_const_extra): Rename to...
18158         (i386_asm_output_addr_const_extra): ...this. Make static.
18159         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
18161 2010-08-11  Richard Henderson  <rth@redhat.com>
18163         * config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): New.
18165 2010-08-11  Nick Clifton  <nickc@redhat.com>
18167         * config/stormy16/stormy16-lib2.c (__cmpsi2): New function.
18168         * config/stormy16/stormy16-lib2-cmpsi2.c: New file.
18169         * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
18170         stormy16-lib2-cmpsi.c.
18172         * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Change to
18173         -O2.
18175 2010-08-11  Joseph Myers  <joseph@codesourcery.com>
18177         * opts.h (struct cl_option_handler_func): Make handler take
18178         cl_decoded_option structure as parameter, not individual elements.
18179         (struct cl_option_handlers): Make callbacks take cl_decoded_option
18180         structure as parameter, not individual elements.
18181         (handle_option): Take cl_decoded_option structure as parameter,
18182         not individual elements.
18183         (handle_generated_option): Declare.
18184         * opts-common.c (handle_option): Take cl_decoded_option structure
18185         as parameter, not individual elements.  Update calls to callback
18186         and handler functions.
18187         (handle_generated_option): New.
18188         (read_cmdline_option): Update calls to callback functions and
18189         handle_option.
18190         * opts.c (common_handle_option, complain_wrong_lang,
18191         unknown_option_callback, post_handling_callback,
18192         lang_handle_option, target_handle_option): Take cl_decoded_option
18193         structure as parameter, not individual elements.
18194         (lang_handle_option, target_handle_option, common_handle_option):
18195         Assert option has at most one argument.
18196         (enable_warning_as_error): Call handle_generated_option instead of
18197         handle_option.  Do not pass -Werror argument as argument of
18198         generated option.
18200 2010-08-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
18202         * config/pa/linux-atomic.c (SUBWORD_VAL_CAS): Instantiate with
18203         'unsigned short' and 'unsigned char' instead of 'short' and 'char'.
18204         (SUBWORD_BOOL_CAS): Likewise.
18205         (SUBWORD_SYNC_OP): Likewise.
18206         (SUBWORD_TEST_AND_SET): Likewise.
18207         (FETCH_AND_OP_WORD): Parenthesise INF_OP
18208         (SUBWORD_SYNC_OP): Likewise.
18209         (OP_AND_FETCH_WORD): Likewise.
18211 2010-08-10  Xinliang David Li  <davidxl@google.com>
18213         * tree-ssa-loop-ivopts.c (get_address_cost): Properly
18214         compute max/min offset in address.
18216 2010-08-10  Vladimir Makarov  <vmakarov@redhat.com>
18218         * ira-live.c: Include sbitmap.h.
18219         (remove_some_program_points_and_update_live_ranges): Use sbitmaps.
18220         Compress live ranges even more.
18222 2010-08-10  Nathan Froyd  <froydnj@codesourcery.com>
18224         * coverage.c (ctr_labels): Delete.
18226 2010-08-10  Bernd Schmidt  <bernds@codesourcery.com>
18228         PR bootstrap/45177
18229         * config/arm/arm.c (multiple_operation_profitable_p): Move xscale
18230         test here from arm_gen_load_multiple_1.
18231         (arm_gen_load_multiple_1, arm_gen_store_multiple_1): Use
18232         multiple_operation_profitable_p.
18234 2010-08-10  Nathan Froyd  <froydnj@codesourcery.com>
18236         * tree-ssa-pre.c (init_pre): Call alloc_aux_for_blocks.
18237         (fini_pre): Call free_aux_for_blocks.  Delete unused bb variable.
18239 2010-08-10  Richard Henderson  <rth@redhat.com>
18241         * config/i386/i386.c (ix86_compute_frame_layout): Re-align stack
18242         after saving registers.  Assert that SSE registers are only saved
18243         with a sufficiently aligned frame.
18244         (ix86_emit_save_reg_using_mov): Assert realigned only with DRAP;
18245         remove stack_realign_fp handling.
18246         (ix86_expand_prologue): Save int registers before stack_realign_fp,
18247         and do not mark the stack alignment as frame related.
18248         (ix86_expand_epilogue): SP is now invalid with stack_realign_fp.
18250         * dwarf2out.c (dwarf2out_frame_debug_expr): Flush queued register
18251         saves when re-aligning the stack.
18253 2010-08-10  Nathan Froyd  <froydnj@codesourcery.com>
18255         * basic-block.h (alloc_aux_for_block, alloc_aux_for_edge): Delete.
18256         * cfg.c (alloc_aux_for_block, alloc_aux_for_edge): Make static.
18257         (alloc_aux_for_blocks, clear_aux_for_blocks): Use FOR_ALL_BB.
18259 2010-08-10  Nathan Froyd  <froydnj@codesourcery.com>
18261         * dwarf2out.c (struct die_struct): Move die_tag to the end.
18263 2010-08-09  Sofiane Naci  <sofiane.naci@arm.com>
18265         * config/arm/iterators.md: New file.
18266         * config/arm/arm.md: Include iterators.md.
18267         (QHSI): Move to new file.
18268         (LTUGEU, cnb, optab, ior_xor): Likewise.
18269         * config/arm/iwmmxt.md (VMMX): Move to new file.
18270         (VSHFT, MMX_char): Likewise.
18271         * config/arm/neon.md (VD): Move to new file.
18272         (VDX, VDI, VQ, VQX, VQI, VQXMOV, VSTRUCT, VTAB, V_TAB_n, VW): Likewise.
18273         (VN, VDQ, VDQW, VDQIW, VCVTF, VCVTI, VMD, VMQ, VMDQ, VMDI): Likewise.
18274         (VMDQI, VX, VE, V64, V32, V_CVTTO, V_elem, V_ext): Likewise.
18275         (V_two_elem, V_three_elem, V_four_elem, V_req, V_widen): Likewise.
18276         (V_narrow, V_HALF, V_half,V_DOUBLE, V_double): Likewise.
18277         (V_double_width, V_cmp_result, V_if_elem, V_s_elem): Likewise.
18278         (V_u_elem, V_uf_sclr, V_sz_elem, VD_dup): Likewise.
18279         (V_PAIR, vqh_ops, vqhs_ops, VQH_mnem, VQH_sign, V_suf64): Likewise.
18280         (scalar_mul_constraint,Is_float_mode, Scalar_mul_8_16): Likewise.
18281         (Is_d_reg, V_mode_nunits): Likewise.
18282         * config/arm/vec-common.md (VALL): Move to new file.
18283         (VALLW, VINT, VINTW): Likewise.
18285 2010-08-10  Bernd Schmidt  <bernds@codesourcery.com>
18287         PR middle-end/45182
18288         * combine.c (make_compound_operation): Don't try to convert
18289         shifts into multiplications for modes that aren't SCALAR_INT_MODE_P.
18291 2010-08-10  Richard Guenther  <rguenther@suse.de>
18293         * tree.h (get_object_alignment): Adjust prototype.
18294         * builtins.c (get_object_alignment): Return unsigned int,
18295         drop the align parameter.  Handle MEM_REF, MISALIGNED_INDIRECT_REF
18296         and TARGET_MEM_REF properly.
18297         (get_pointer_alignment): Adjust.
18298         * emit-rtl.c (get_mem_align_offset): Adjust comment.
18299         (set_mem_attributes_minus_bitpos): Adjust.
18300         * tree-ssa-ccp.c (get_value_from_alignment): Adjust.
18302 2010-08-10  Richard Guenther  <rguenther@suse.de>
18304         * tree-ssa-copy.c (set_copy_of_val): Use operand_equal_p.
18305         (copy_prop_visit_assignment): Simplify.
18306         (copy_prop_visit_stmt): Also visit assignments from
18307         constants.
18308         (copy_prop_visit_phi_node): Use operand_equal_p.
18310 2010-08-09  Nathan Froyd  <froydnj@codesourcery.com>
18312         * ipa-split.c (find_split_points): Free stack.
18314 2010-08-09  Nathan Froyd  <froydnj@codesourcery.com>
18316         * tree.h (tree_node_kind) [perm_list_kind,temp_list_kind]: Delete.
18317         * tree.c (tree_node_kind): Delete corresponding entries.
18319 2010-08-09  H.J. Lu  <hongjiu.lu@intel.com>
18321         * alias.c (may_alias_p): Remove unused ret.
18323 2010-08-09  Bingfeng Mei  <bmei@broadcom.com>
18325         * ddg.c (walk_mems_2): Moved from alias.c, use may_alias_p instead of
18326         alias_sets_conflict_p.
18327         (walk_mems_1): Moved from alias.c.
18328         (insns_may_alias_p): New function, originally insn_alias_sets_conflict_p
18329         in alias.c.
18330         (add_inter_loop_mem_dep): Use insns_may_alias_p now.
18331         * cse.c (cse_insn): New argument in calling nonoverlapping_memrefs_p.
18332         * alias.c (walk_mems_2): Moved to ddg.c.
18333         (walk_mems_1): Ditto.
18334         (insn_alias_sets_conflict_p): Renamed to insns_may_alias_p and moved
18335         to ddg.c.
18336         (nonoverlapping_memrefs_p): Add flag to guard offset-based memory
18337         disambiguation.
18338         *(may_alias_p): New function to check whether two memory expression
18339         may alias or not. Currently used in buidling inter-iteration memory
18340         dependence.
18341         *alias.h (nonoverlapping_memrefs_p): New flag as third argument.
18342         (insn_alias_sets_conflict_p): Removed
18343         *rtl.h (may_alias_p): New function prototype.
18345 2010-08-09  Nathan Froyd  <froydnj@codesourcery.com>
18347         * tree.c (nreverse): Assert that we don't have a BLOCK.
18349 2010-08-09  Nathan Froyd  <froydnj@codesourcery.com>
18351         * builtins.c (fold_builtin_next_arg): Use stdarg_p.
18352         * config/arm/arm.c (arm_get_pcs_model): Likewise.
18353         * config/avr/avr.c (init_cumulative_args): Likewise.
18354         * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
18355         * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
18356         * config/m68k/m68k.c (m68k_return_pops_args): Likewise.
18357         * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
18358         * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
18359         * config/pa/som.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18360         * config/rs6000/rs6000.c (init_cumulative_args): Likewise.
18361         * dwarf2out.c (gen_subprogram_die): Likewise.
18362         * function.c (allocate_struct_function): Likewise.
18363         * c-aux-info.c (gen_formal_list_for_func_dec): Likewise.
18364         (deserves_ellipsis): Delete.
18366 2010-08-09  Richard Guenther  <rguenther@suse.de>
18368         * tree-ssa-copy.c (cached_last_copy_of): Remove.
18369         (valueize_val): New function.
18370         (get_last_copy_of): Remove.
18371         (set_copy_of_val): Simplify.
18372         (dump_copy_of): Likewise.
18373         (copy_prop_visit_cond_stmt): Use valueize_val.
18374         (copy_prop_visit_phi_node): Properly handle unvisited names.
18375         Drop code managing copy-of chains.
18376         (init_copy_prop): Adjust.
18377         (fini_copy_prop): Likewise.
18378         (execute_copy_prop): Remove obsolete comment.
18380 2010-08-09  Richard Guenther  <rguenther@suse.de>
18382         PR middle-end/44632
18383         * function.c (gimplify_parameters): Do not clear addressable
18384         bit of the original parameter.
18386 2010-08-09  Richard Guenther  <rguenther@suse.de>
18388         PR middle-end/45212
18389         * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust
18390         alignment from MEM_REF offset only if we took it from the
18391         base object.
18393 2010-08-09  Eric Fisher  <joefoxreal@gmail.com>
18395         * doc/sourcebuild.texi (vect_int_mult): Remove duplicate entry.
18397 2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>
18399         * c-tree.h (build_arg_info): Declare.
18400         * c-decl.c (build_arg_info): Define.
18401         (get_parm_info): Call it.  Delete initialization code.
18402         * c-parser.c (c_parser_parms_declarator): Likewise.
18403         (c_parser_parms_list_declaractor): Likewise.
18405 2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>
18407         * c-tree.h (c_arg_tag): Define.  Define a VEC containing it.
18408         (struct c_arg_info): Change type of tags field.
18409         * c-decl.c (grokdeclarator): Update for changed type of tags field.
18410         (get_parm_info): Likewise.
18411         (store_parm_decls_newstyle): Likewise.
18413 2010-08-08  Nathan Froyd  <froydnj@codesourcery.com>
18415         * config/rs6000/rs6000.c (branch_island): Define.  Define a VEC of it.
18416         (branch_island_list): Delete.
18417         (branch_islands): Declare.
18418         (add_compiler_branch_island): Adjust for branch_islands instead of
18419         branch_island_list.
18420         (macho_branch_islands): Likewise.
18421         (no_previous_def): Likewise.
18422         (get_prev_label): Likewise.
18424 2010-08-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
18426         PR boehm-gc/34544
18427         * gthr-posix.h (__gthread_start): Delete.
18428         (__gthread_active_init): Use pthread_default_stacksize_np instead of
18429         pthread_create to determine if hpux pthreads are active.
18430         * gthr-posix95.h (__gthread_start): Delete.
18431         (__gthread_active_init): Likewise use pthread_default_stacksize_np.
18433 2010-08-08  Kai Tietz  <kai.tietz@onevision.com>
18435         * config/i386/mingw32.h ((EXTRA_OS_CPP_BUILTINS): Define
18436         _WIN64 not expanded.
18438 2010-08-07  Uros Bizjak  <ubizjak@gmail.com>
18439             H.J. Lu  <hongjiu.lu@intel.com>
18441         PR target/45213
18442         * config/i386/i386.c (ix86_print_operand): Handle 'q' operand modifier
18443         to output 32bit SFmode immediate as 8 byte sign extended value.
18445 2010-08-07  Marcus Shawcroft  <marcus.shawcroft@arm.com>
18447         * config/arm/linux-atomic.c (SUBWORD_VAL_CAS): Instantiate with
18448         'unsigned short' and 'unsigned char' instead of 'short' and 'char'.
18449         (SUBWORD_BOOL_CAS): Likewise.
18450         (SUBWORD_SYNC_OP): Likewise.
18451         (SUBWORD_TEST_AND_SET): Likewise.
18452         (FETCH_AND_OP_WORD): Parenthesise INF_OP
18453         (SUBWORD_SYNC_OP): Likewise.
18454         (OP_AND_FETCH_WORD): Likewise.
18456 2010-08-07  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
18458         * config/arm/cortex-a9.md: Rewrite VFP Pipeline description.
18459         * config/arm/arm.c (arm_xscale_tune): Initialize sched_adjust_cost.
18460         (arm_fastmul_tune,arm_slowmul_tune, arm_9e_tune): Likewise.
18461         (arm_adjust_cost): Split into xscale_sched_adjust_cost and a
18462         generic part.
18463         (cortex_a9_sched_adjust_cost): New function.
18464         (xscale_sched_adjust_cost): New function.
18465         * config/arm/arm-protos.h (struct tune_params): New field
18466         sched_adjust_cost.
18467         * config/arm/arm-cores.def: Adjust costs for cortex-a9.
18469 2010-08-06  Eric Botcazou  <ebotcazou@adacore.com>
18471         PR target/44942
18472         * config/sparc/sparc.c (function_arg_advance): Always take into account
18473         the padding, if any.
18475 2010-08-06  Richard Guenther  <rguenther@suse.de>
18477         * tree-ssa-ccp.c (struct prop_value_d): Add mask member.
18478         (dump_lattice_value): Dump it.
18479         (get_default_value): Adjust.
18480         (get_constant_value): Likewise.
18481         (set_value_varying): Likewise.
18482         (set_lattice_value): Make sure to not go up the lattice
18483         with bitwise constant values.
18484         (get_value_for_expr): Handle ADDR_EXPRs.
18485         (value_to_double_int): New function.
18486         (get_value_from_alignment): Likewise.
18487         (do_dbg_cnt): Adjust.
18488         (ccp_lattice_meet): Handle partially constant values.
18489         (bit_value_unop_1): New function.
18490         (bit_value_binop_1): Likewise.
18491         (bit_value_unop): Likewise.
18492         (bit_value_binop): Likewise.
18493         (evaluate_stmt): Track partially constant values if
18494         flag_tree_bit_ccp is set.
18495         (ccp_fold_stmt): Dump if we folded a predicate.
18496         (ccp_visit_stmt): Adjust.
18497         * common.opt (ftree-bit-ccp): New flag.
18498         * doc/invoke.texi (ftree-bit-ccp): Document.
18499         * opts.c (decode_options): Enable bit-CCP at -O1.
18501 2010-08-06  Alan Modra  <amodra@gmail.com>
18503         * doc/invoke.texi (RS/6000 and PowerPC Options): Rewrite -mrelocatable
18504         and -mrelocatable-lib description.
18506 2010-08-05  Bernd Schmidt  <bernds@codesourcery.com>
18508         From Martin Thuresson  <martint@google.com>
18509         * postreload.c (reload_cse_simplify_operands): Use
18510         SET_REGNO_RAW instead of SET_REGNO.
18511         * caller-save.c (reg_save_code): Use SET_REGNO_RAW instead of
18512         SET_REGNO.
18513         * ira.c (setup_prohibited_mode_move_regs): Use SET_REGNO_RAW
18514         instead of SET_REGNO.
18515         * rtl.h (SET_REGNO_RAW): New macro.
18517 2010-08-05  Eric Botcazou  <ebotcazou@adacore.com>
18519         * rtlanal.c (nonzero_bits1): Use unsigned HOST_WIDE_INT in all mask
18520         computations.  Fix formatting issues.
18521         (num_sign_bit_copies1): Likewise.
18522         (canonicalize_condition): Likewise.
18524 2010-08-05  Richard Henderson  <rth@redhat.com>
18526         * toplev.h (ctz_hwi, clz_hwi, ffs_hwi): New.
18527         (floor_log2): Use clz_hwi.
18528         (exact_log2): Use ctz_hwi.
18529         * toplev.c (ctz_hwi, clz_hwi, ffs_hwi): New.
18530         * builtins.c (fold_builtin_bitop): Use them.
18531         * simplify-rtx.c (simplify_const_unary_operation): Likewise.
18532         * combine.c (get_pos_from_mask): Use ctz_hwi.
18533         * double-int.c (double_int_ctz): Likewise.
18534         * explow.c (force_reg): Likewise.
18535         * tree.h (SET_DECL_OFFSET_ALIGN): Use ffs_hwi.
18537 2010-08-05  Richard Henderson  <rth@redhat.com>
18539         PR target/45189
18540         * config/i386/i386.c (ix86_emit_save_reg_using_mov): Make sure
18541         the alignment constant is properly sign-extended.
18543 2010-08-05  Richard Guenther  <rguenther@suse.de>
18545         * expr.c (store_expr): Use emit_block_move only if both
18546         source and target are MEMs.  Use store_bit_field if only
18547         the target is a MEM.
18549 2010-08-05  Richard Henderson  <rth@redhat.com>
18551         PR debug/45188
18552         * dwarf2out.c (DWARF2_UNWIND_INFO): Provide default definition.
18553         (INCOMING_RETURN_ADDR_RTX): Likewise.
18554         (dwarf2out_do_frame): Remove conditional compilation.
18555         (dwarf2out_frame_init): Likewise.
18557 2010-08-05  Nicolas Setton  <setton@adacore.com>
18559         * gcov.c (flag_display_progress): New static variable.
18560         (main): Display progress info on standard output if requested.
18561         (options): Add -d/--display-progress.
18562         (print_usage): Print them.
18563         (process_args): Handle them.
18564         * doc/gcov.texi: Document them.
18566 2010-08-05  Martin Jambor  <mjambor@suse.cz>
18568         * ipa-cp.c (ipcp_discover_new_direct_edges): New function.
18569         (ipcp_insert_stage): Redirect only edges not flagged with
18570         indirect_inlining_edge.  Call ipcp_discover_new_direct_edges for all
18571         discovered constants.
18573 2010-08-05  Martin Jambor  <mjambor@suse.cz>
18575         * ipa-prop.h (enum ipa_lattice_type): Changed comments.
18576         (struct ipa_param_descriptor): New fields types and
18577         cannot_devirtualize.
18578         (ipa_param_cannot_devirtualize_p): New function.
18579         (ipa_param_types_vec_empty): Likewise.
18580         (ipa_make_edge_direct_to_target): Declare.
18581         * ipa-cp.c: Fixed first stage driver name in initial comment,
18582         described devirtualization there too.
18583         (ipcp_analyze_node): Call ipa_analyze_params_uses.
18584         (ipcp_print_all_lattices): Print devirtualization info.
18585         (ipa_set_param_cannot_devirtualize): New function.
18586         (ipcp_initialize_node_lattices): Set cannot_devirtualize when setting
18587         lattice to BOTTOM.
18588         (ipcp_init_stage): Merged into...
18589         (ipcp_generate_summary): ...its caller.
18590         (ipcp_change_tops_to_bottom): Also process type lists.
18591         (ipcp_add_param_type): New function.
18592         (ipcp_copy_types): Likewise.
18593         (ipcp_propagate_types): Likewise.
18594         (ipcp_propagate_stage): Also propagate types.
18595         (ipcp_need_redirect_p): Variable jump_func moved to its scope block.
18596         Also return true if propagated types require it.
18597         (ipcp_update_callgraph): Dump redirection info.
18598         (ipcp_process_devirtualization_opportunities): New function.
18599         (ipcp_const_param_count): Include known type information.
18600         (ipcp_insert_stage): Call ipcp_process_devirtualization_opportunities
18601         on new node.  Fixed formatting.
18602         * ipa-prop.c (make_edge_direct_to_target): Renamed to
18603         ipa_make_edge_direct_to_target and changed all callers.  Made
18604         externally visible.
18605         (ipa_node_duplication_hook): Duplicate types vector.
18606         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Also try to
18607         redirect outgoing calls for which we can't get a decl from the
18608         statement.  Check that we can get a decl from the call statement.
18609         * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
18610         ipa_analyze_params_uses only when ipa-cp is disabled.
18611         * tree-inline.c (get_indirect_callee_fndecl): Removed.
18612         (expand_call_inline): Do not call get_indirect_callee_fndecl.
18613         * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): New parameter.
18614         * Makefile.in (ipa-cp.o): Add gimple.h to dependencies.
18616 2010-08-05  Uros Bizjak  <ubizjak@gmail.com>
18618         * expmed.c (expand_mult_const) <case alg_shift>: Expand shift into
18619         temporary. Emit move from temporary to accum, so REG_EQUAL note will
18620         be attached to this insn in correct mode.
18622 2010-08-05  Uros Bizjak  <ubizjak@gmail.com>
18624         * config/i386/i386.c (ix86_decompose_address): Check for SI_REG
18625         using REGNO of base_reg directly.
18627 2010-08-05  Jie Zhang  <jie@codesourcery.com>
18629         PR tree-optimization/45144
18630         * tree-sra.c (type_consists_of_records_p): Return false
18631         if the record contains bit-field.
18633 2010-08-04  Richard Henderson  <rth@redhat.com>
18635         * config/i386/i386.c (struct ix86_frame): Remove padding and
18636         to_allocate members.
18637         (ix86_compute_frame_layout): Don't store them.
18638         (ix86_can_use_return_insn_p): Use a more direct and more obviously
18639         correct condition for the position of the stack pointer.
18640         (ix86_expand_prologue): Compute remaining stack allocation based
18641         on the ultimate stack pointer offset.
18642         (ix86_expand_epilogue): Use more obvious expressions testing for
18643         the stack pointer already pointing to the saved registers.
18645         * config/i386/i386.c (ix86_expand_epilogue): Eliminate code
18646         duplication deconstructing the frame pointer.  Simplify
18647         deallocation of the local stack frame.
18649         * reg-notes.def (CFA_EXPRESSION): New.
18650         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
18651         (dwarf2out_frame_debug_cfa_expression): New.
18652         (dwarf2out_frame_debug_def_cfa): Handle simple MEMs.
18654         * config/i386/i386.h (struct machine_frame_state): Add realigned flag.
18655         * config/i386/i386.c (ix86_expand_prologue): Set it.
18656         (ix86_expand_epilogue): Clear it.
18657         (ix86_emit_save_reg_using_mov): For registers saved in a realigned
18658         context, add REG_CFA_EXPRESSION notes.
18660         * config/i386/i386.h (struct machine_frame_state): Rename from
18661         machine_cfa_state.  Add members tracking SP and FP regardless
18662         of the current CFA register.
18663         (ix86_cfa_state): Remove.
18664         * config/i386/i386.c (struct ix86_frame): Add reg_save_offset
18665         and sse_reg_save_offset members.
18666         (ix86_compute_frame_layout): Set them.
18667         (gen_push): Increment sp_offset too.
18668         (choose_baseaddr_len, choose_baseaddr): New.
18669         (ix86_emit_save_reg_using_mov): New.
18670         (ix86_emit_save_regs_using_mov): Use it.
18671         (ix86_emit_save_sse_regs_using_mov): Likewise.
18672         (ix86_add_cfa_restore_note): Take cfa_offset not red_offset argument;
18673         compare vs the saved red_zone_offset.
18674         (pro_epilogue_adjust_stack): Adjust sp_offset.
18675         (ix86_adjust_stack_and_probe): Likewise.
18676         (ix86_expand_prologue): Set up, use, and validate the new
18677         frame_state_info members.  Use gen_frame_mem.
18678         (ix86_emit_restore_regs_using_pop): Remove red_offset parameter.
18679         (ix86_emit_restore_reg_using_pop): Likewise.  Use and update the
18680         new frame_state_info members.
18681         (ix86_emit_leave): Likewise.
18682         (ix86_emit_restore_regs_using_mov): Likewise.  Don't check for
18683         out-of-range stack pointer offsets here.
18684         (ix86_emit_restore_sse_regs_using_mov): Likewise.
18685         (ix86_expand_epilogue): Use and validate the new frame_state_info
18686         members.  Break up and simplify the logic selecting the
18687         restore_regs_via_mov code path.  Ensure that there will be no
18688         out-of-range stack pointer offsets.
18690         * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Remove.
18692         * config/i386/i386.c (ix86_function_ms_hook_prologue): Fix
18693         argument name to reflect the expected tree; fix indentation.
18694         (ix86_asm_output_function_label): Output the entire 32-bit
18695         ms_hook here as bytes ...
18696         (ix86_expand_prologue): ... not here as insns.  Attach the
18697         unwind info for the ms_hook to a blockage insn.
18698         (ix86_handle_fndecl_attribute): Don't check HAVE_AS_IX86_SWAP.
18699         (ix86_ms_bitfield_layout_p): Fix indentation.
18700         * config/i386/i386.md (UNSPECV_VSWAPMOV, vswapmov): Remove.
18702         * config/i386/i386.c (ix86_using_red_zone): New.
18703         (ix86_compute_frame_layout, ix86_add_cfa_restore_note,
18704         ix86_expand_prologue, ix86_force_to_memory): Use it.
18706         * config/i386/i386.c (ix86_expand_prologue): Simplify logic
18707         saving the int registers.
18709         * dwarf2out.c: Remove most of the DWARF2_DEBUGGING_INFO
18710         and DWARF2_UNWIND_INFO conditional compilation.
18712 2010-08-04  Richard Henderson  <rth@redhat.com>
18714         PR debug/45171
18715         * dwarf2out.c (gen_typedef_die): Don't re-generate the die of
18716         an is_naming_typedef_decl.
18718 2010-08-04  Bernd Schmidt  <bernds@codesourcery.com>
18720         PR rtl-optimization/45162
18721         * df-problems.c (df_word_lr_bb_local_compute): Ignore DEBUG_INSNs.
18722         * dce.c (word_dce_process_block): Likewise.
18724 2010-08-04  Steve Ellcey  <sje@cup.hp.com>
18726         PR target/44583
18727         * config/ia64/constraints.md (Z): New.
18728         * config/ia64/predicates.md (fr_reg_or_signed_fp01_operand): New.
18729         (xfreg_or_signed_fp01_operand): New.
18730         * config/ia64/ia64.md (addsf3): Replace fr_reg_or_fp01_operand
18731         with fr_reg_or_signed_fp01_operand and constraint G with Z.
18732         (subsf3): Ditto.
18733         (*maddsf4): Ditto.
18734         (*msubsf4): Ditto.
18735         (adddf3): Ditto.
18736         (adddf3_trunc): Ditto.
18737         (subdf3): Ditto.
18738         (*subdf3_trunc): Ditto.
18739         (*madddf4): Ditto.
18740         (*madddf4_trunc): Ditto.
18741         (*msubdf4): Ditto.
18742         (*msubdf4_trunc): Ditto.
18743         (addxf3): Replace xfreg_or_fp01_operand with
18744         xfreg_or_signed_fp01_operand and constraint G with Z.
18745         (*addxf3_truncsf): Ditto.
18746         (*addxf3_truncdf): Ditto.
18747         (subxf3): Ditto.
18748         (*subxf3_truncsf): Ditto.
18749         (*subxf3_truncdf): Ditto.
18750         (*maddxf4): Ditto.
18751         (*maddxf4_truncsf): Ditto.
18752         (*maddxf4_truncdf): Ditto.
18753         (*msubxf4): Ditto.
18754         (*msubxf4_truncsf): Ditto.
18755         (*msubxf4_truncdf): Ditto.
18757 2010-08-04  Richard Guenther  <rguenther@suse.de>
18759         * alias.c (rtx_refs_may_alias_p): Do not resort to TBAA
18760         if either alias-set is zero.
18762 2010-08-04  Richard Guenther  <rguenther@suse.de>
18764         * tree-ssa-propagate.h (struct prop_value_d, prop_value_t): Move ...
18765         * tree-ssa-ccp.c: ... here.
18766         * tree-ssa-copy.c: ... and here.
18767         * tree-ssa-propagate.h (enum value_range_type, struct value_range_d,
18768         value_range_t): Move ...
18769         * tree-vrp.c: ... here.
18770         * tree-ssa-propagate.h (ssa_prop_get_value_fn): New typedef.
18771         (substitute_and_fold): Adjust prototype.
18772         * tree-ssa-propagate.c (replace_uses_in): Adjust.
18773         (replace_phi_args_in): Likewise.
18774         (substitute_and_fold): Take callback to query lattice instead
18775         of pointer to lattice.  Replace SSA name defs with lattice
18776         values first.
18777         * tree-ssa-ccp.c (ccp_finalize): Adjust.
18778         * tree-ssa-copy.c (copy_prop_visit_phi_node): Adjust.
18779         (get_value): New function.
18780         (fini_copy_prop): Adjust.
18781         * tree-vrp.c (vrp_finalize): Adjust.
18783 2010-08-04  Richard Guenther  <rguenther@suse.de>
18785         PR middle-end/45176
18786         * expr.c (expand_expr_real_1): Also preserve TARGET_MEM_REF
18787         points-to set for original MEM_REF.
18789 2010-08-04  Richard Guenther  <rguenther@suse.de>
18791         * tree-ssa-ccp.c (get_constant_value): New function.
18792         (get_rhs_assign_op_for_ccp): Remove.
18793         (valueize_op): New function.
18794         (ccp_fold): Use get_constant_value and valueize_op.
18795         (fold_const_aggregate_ref): Likewise.
18796         (ccp_fold_stmt): Likewise.
18797         (visit_assignment): Simplify.
18799 2010-08-04  Richard Guenther  <rguenther@suse.de>
18801         * Makefile.in (double-int.o): Add $(TOPLEV_H) dependency.
18802         * double-int.h (double_int_ctz): Declare.
18803         * double-int.c (double_int_ctz): New function.
18805 2010-08-04  Hariharan Sandanagobalane  <hariharan@picochip.com>
18807         * config/picochip/picochip.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE):
18808         Define.
18809         picochip_expand_movmemhi : Expand movmem pattern.
18810         * config/picochip/picochip-protos.h (picochip_expand_movmemhi) :
18811         Declare.
18812         * config/picochip/picochip.md (movmemhi) : New pattern.
18814 2010-08-03  Uros Bizjak  <ubizjak@gmail.com>
18816         * config/i386/unix.h (GLOBAL_ASM_OPS): Add tabs around .globl.
18818 2010-08-03  Bernd Schmidt  <bernds@codesourcery.com>
18820         * simplify-rtx.c (simplify_binary_operation_1): Try to simplify away
18821         NEG as operand of a MULT by merging it with the other operand.
18822         * combine.c (make_compound_operation): Use trunc_int_for_mode when
18823         generating a MULT with constant.  Canonicalize PLUS and MINUS involving
18824         MULT.
18825         * config/arm/constraints.md (M): Examine only 32 bits of a
18826         HOST_WIDE_INT.
18827         * config/arm/predicates.md (power_of_two_operand): Likewise.
18829 2010-08-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
18831         * config/spu/spu.c (spu_emit_branch_hint): Do not access NOTE_KIND of
18832         non-NOTE insns.
18834 2010-08-03  Jan Hubicka  <jh@suse.cz>
18836         * ipa-split.c (struct split_point): Add split_part_set_retval.
18837         (find_retval): Forward declare.
18838         (test_nonssa_use, mark_nonssa_use): Special case return by reference.
18839         (consider_split): Compute current->split_part_set_retval.
18840         (visit_bb): Do not look into return value.
18841         (split_function): Handle !split_part_set_retval
18843 2010-08-03  Martin Jambor  <mjambor@suse.cz>
18845         * tree-sra.c (completely_scalarize_record): New parameter REF, create
18846         its own access->expr intead of using build_ref_for_offset.
18848 2010-08-03  Joseph Myers  <joseph@codesourcery.com>
18850         * config/alpha/alpha.h (SWITCH_TAKES_ARG): Define.
18851         * config/alpha/osf5.h (LIB_SPEC): Don't handle -a.
18852         * config/bfin/bfin.h (ASM_SPEC, LINK_SPEC): Don't pass -G* options.
18853         * config/darwin.h (WORD_SWITCH_TAKES_ARG): Handle -iframework.
18854         * config/ia64/ia64.h (SWITCH_TAKES_ARG): Define.
18855         * config/iq2000/iq2000.h (SWITCH_TAKES_ARG): Remove.
18856         * config/rs6000/sysv4.h (SWITCH_TAKES_ARG): Define using
18857         DEFAULT_SWITCH_TAKES_ARG.
18858         * config/rx/rx.opt (-patch=): Remove option.
18859         * config/rx/rx.c (rx_handle_option): Don't handle OPT_patch_.
18860         * defaults.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Handle -imultilib.
18861         * doc/invoke.texi (RX Options): Remove -patch=.
18862         * gcc.c (cc1_options): Pass -aux-info* instead of -a* options.
18863         (option_map): Remove --profile-blocks, --quiet and --silent.
18865 2010-08-03  Uros Bizjak  <ubizjak@gmail.com>
18867         * config/i386/i386.h (ix86_compare_op0, ix86_compare_op1): Remove.
18868         * config/i386/i386.c (ix86_compare_op0, ix86_compare_op1): Remove.
18869         (ix86_expand_branch): Add op0 and op1 arguments.  Do not access
18870         ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead.
18871         Update calls to ix86_expand_compare and ix86_expand_branch.
18872         (ix86_expand_setcc): Add op0 and op1 arguments.  Update calls to
18873         ix86_expand_compare.
18874         (ix86_expand_compare): Add op0 and op1 arguments.  Do not access
18875         ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead.
18876         Make static.
18877         (ix86_expand_carry_flag_compare): Do not set ix86_compare_op0
18878         and ix86_compare_op1.  Update calls to ix86_expand_compare.
18879         (ix86_expand_int_movcc): Ditto.
18880         (ix86_expand_fp_movcc): Ditto.  Update calls to ix86_expand_setcc.
18881         * config/i386/i386-protos.h (ix86_expand_branch): Update prototype.
18882         (ix86_expand_setcc): Ditto.
18883         (ix86_expand_compare): Remove prototype.
18884         * config/i386/i386.md (cbranch<SDWIM:mode>4): Do not set
18885         ix86_compare_op0 and ix86_compare_op1.  Update calls
18886         to ix86_expand_branch to directly pass operands[1] and operands[2].
18887         (cbranchxf4): Ditto.
18888         (cbranch<MODEF:mode>4): Ditto.
18889         (cbranchcc4): Ditto.
18890         (cstore<SWIM:mode>4): Do not set ix86_compare_op0 and ix86_compare_op1.
18891         Update calls to ix86_expand_setcc to directly pass operands[2] and
18892         operands[3].
18893         (cstorexf4): Ditto.
18894         (cstore<MODEF:mode>4): Ditto.
18895         (cstorecc4): Ditto.
18897 2010-08-02  Bernd Schmidt  <bernds@codesourcery.com>
18899         PR target/45063
18900         * caller-save.c (save_call_clobbered_regs): Remove regs from
18901         hard_regs_saved when they are set.
18903 2010-08-02  Uros Bizjak  <ubizjak@gmail.com>
18905         PR target/41089
18906         * config/alpha/alpha.c (alpha_build_builtin_va_list): Mark __offset
18907         as volatile.
18909 2010-08-02  Sebastian Pop  <sebastian.pop@amd.com>
18911         * common.opt (ftree-loop-distribute-patterns): New.
18912         * invoke.texi (-ftree-loop-distribute-patterns): Documented.
18913         * opts.c (decode_options): Enable flag_tree_loop_distribute_patterns
18914         at -O3.
18915         * tree-data-ref.c (stores_zero_from_loop): New.
18916         * tree-data-ref.h (stores_zero_from_loop): Declared.
18917         * tree-loop-distribution.c (tree_loop_distribution): Call
18918         stores_zero_from_loop.
18919         (tree_loop_distribution): Check flag_tree_loop_distribute_patterns.
18921 2010-08-02  Bernd Schmidt  <bernds@codesourcery.com>
18923         * postreload.c (reload_cse_simplify_operands): Take attribute enabled
18924         into account.
18926         * final.c (final_scan_insn): Call CC_STATUS_INIT unconditionally.
18927         * config/arm/arm.c (thumb1_code): New variable.
18928         (arm_override_options): Set it.
18929         (thumb1_final_prescan_insn): Keep track of condition code status.
18930         (arm_adjust_cost): For Thumb, try to keep cc-setting insns next to
18931         jumps that depend on them.
18932         * config/arm/arm.h (thumb1_code): Declare variable.
18933         (struct machine_function): Guard with #ifndef GENERATOR_FILE.  Add
18934         members thumb1_cc_insn, thumb1_cc_op0, thumb1_cc_op1 and
18935         thumb1_cc_mode.
18936         (CC_STATUS_INIT): New macro.
18937         * config/arm/constraints.md (Pd): New constraint.
18938         * config/arm/predicates.md (noov_comparison_operator): New predicate.
18939         * config/arm/arm.md (is_thumb1): New define_attr.
18940         (conds): Set default to "clob" when generating Thumb1 code.
18941         (thumb1_bicsi3): Renamed from bicsi3.  All uses changed.  Condition
18942         code are set.  Use two-operand assembly syntax.
18943         (thumb1_subsi3_insn): Condition codes are set.  Now a properly named
18944         pattern.
18945         (thumb1_andsi3_insn, thumb1_iorsi3_insn, thumb1_xorsi3_insn): Condition
18946         codes are set.  Use two-operand assembly syntax.
18947         (zero_extendhisi splitter): Remove constraints.
18948         (thumb1_movsi_insn, thumb1_movhi_insn, thumb1_movqi_insn, thumb1_movhf,
18949         thumb1_movsf_insn): Set conds attribute as appropriate.
18950         (cbranchsi4_insn): Use condition code status from struct
18951         machine_function to determine whether the comparison can be eliminated.
18952         Discourage the alternative using high registers.
18953         (movsi_cbranchsi4, andsi3_cbranch, orrsi3_cbranch_scratch,
18954         orrsi3_cbranch, xorsi3_cbranch_scratch, xorsi3_cbranch,
18955         bicsi3_cbranch_scratch, bicsi3_cbranch, subsi3_cbranch_scratch,
18956         subsi3_cbranch): Delete.
18957         (movsi_cbranchsi4 peepholes): Rewrite to generate a sequence of
18958         one subtract and one cbranch insn.
18960         * config/arm/thumb2.md (thumb2_movdi, thumb2_movsf_soft_insn,
18961         thumb2_movdf_soft_insn): Delete patterns.
18962         * config/arm/arm.md (arm_pool_range, thumb2_pool_range,
18963         arm_neg_pool_range, thumb2_neg_pool_range): New attributes.
18964         (pool_range, neg_pool_range): Use them to define defaults.
18965         (movdi, arm_movsf_soft_insn, arm_movdf_soft_insn): Define them
18966         and allow for TARGET_32BIT.
18968         PR target/40457
18969         * config/arm/arm.h (arm_regs_in_sequence): Declare.
18970         * config/arm/arm-protos.h (emit_ldm_seq, emit_stm_seq,
18971         load_multiple_sequence, store_multiple_sequence): Delete
18972         declarations.
18973         (arm_gen_load_multiple, arm_gen_store_multiple): Adjust
18974         declarations.
18975         * config/arm/ldmstm.md: New file.
18976         * config/arm/arm.c (arm_regs_in_sequence): New array.
18977         (load_multiple_sequence): Now static.  New args SAVED_ORDER,
18978         CHECK_REGS.  All callers changed.
18979         If SAVED_ORDER is nonnull, copy the computed order into it.
18980         If CHECK_REGS is false, don't sort REGS.  Handle Thumb mode.
18981         (store_multiple_sequence): Now static.  New args NOPS_TOTAL,
18982         SAVED_ORDER, REG_RTXS and CHECK_REGS.  All callers changed.
18983         If SAVED_ORDER is nonnull, copy the computed order into it.
18984         If CHECK_REGS is false, don't sort REGS.  Set up REG_RTXS just
18985         like REGS.  Handle Thumb mode.
18986         (arm_gen_load_multiple_1): New function, broken out of
18987         arm_gen_load_multiple.
18988         (arm_gen_store_multiple_1): New function, broken out of
18989         arm_gen_store_multiple.
18990         (arm_gen_multiple_op): New function, with code from
18991         arm_gen_load_multiple and arm_gen_store_multiple moved here.
18992         (arm_gen_load_multiple, arm_gen_store_multiple): Now just
18993         wrappers around arm_gen_multiple_op.  Remove argument UP, all callers
18994         changed.
18995         (gen_ldm_seq, gen_stm_seq, gen_const_stm_seq): New functions.
18996         * config/arm/predicates.md (commutative_binary_operator): New.
18997         (load_multiple_operation, store_multiple_operation): Handle more
18998         variants of these patterns with different starting offsets.  Handle
18999         Thumb-1.
19000         * config/arm/arm.md: Include "ldmstm.md".
19001         (ldmsi_postinc4, ldmsi_postinc4_thumb1, ldmsi_postinc3, ldmsi_postinc2,
19002         ldmsi4, ldmsi3, ldmsi2, stmsi_postinc4, stmsi_postinc4_thumb1,
19003         stmsi_postinc3, stmsi_postinc2, stmsi4, stmsi3, stmsi2 and related
19004         peepholes): Delete.
19005         * config/arm/ldmstm.md: New file.
19006         * config/arm/arm-ldmstm.ml: New file.
19008         * config/arm/arm.c (arm_rtx_costs_1): Remove second clause from the
19009         if statement which adds extra costs to frame-related expressions.
19011 2010-08-02  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
19013         * config/arm/arm.c (COSTS_N_INSNS): Remove definition.
19015 2010-08-01  Uros Bizjak  <ubizjak@gmail.com>
19017         PR target/45142
19018         * config/i386/sse.md (vec_set<mode>_0): Do not set mode attribute for
19019         alternative 2.
19020         (vec_set<mode>_0 splitter): Use SSEMODE4S mode iterator to also
19021         split V4SI operands.
19023 2010-08-01  Anatoly Sokolov  <aesok@post.ru>
19025         * config/mmix/mmix.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro.
19026         * config/mmix/mmix-protos.h (mmix_asm_output_source_filename): Remove.
19027         * config/mmix/mmix.c (mmix_asm_output_source_filename): Make static.
19028         (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Define.
19030 2010-07-31  Kai Tietz  <kai.tietz@onevision.com>
19032         * cppdefault.c (cpp_include_defaults): Move GCC_INCLUDE_DIR before
19033         LOCAL_INCLUDE_DIR.
19035 2010-07-31  Richard Sandiford  <rdsandiford@googlemail.com>
19037         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Fix type
19038         used in the call to optab_for_tree_code.  Fix the second
19039         is_widening_mult_p call.  Check that both unwidened operands
19040         have the same sign.
19042 2010-07-31  John Tytgat  <John.Tytgat@aaug.net>
19044         * config/arm/arm.c (arm_function_arg): Remove superfluous test.
19046 2010-07-31  Anatoly Sokolov  <aesok@post.ru>
19048         * config/spu/spu.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro.
19050 2010-07-30  DJ Delorie  <dj@redhat.com>
19052         * config/rx/predicates.md (rx_constshift_operand): New.
19053         * config/rx/rx.md (zs_cond): New.
19054         (cbranchsi4): Remove mode.
19055         (*cbranchsi4_<code>): Likewise.
19056         (*tstbranchsi4_<code>): New.
19057         (*tstbranchsi4r_<code>): New.
19058         (*tstbranchsi4m_eq): New.
19059         (*tstbranchsi4m_ne): New.
19060         (cbranchsf4): Remove mode.
19061         (*cbranchsf4_<code>): Likewise.
19063 2010-07-30  Bernd Schmidt  <bernds@codesourcery.com>
19065         * rtlanal.c (simplify_subreg_regno): Don't treat
19066         HARD_FRAME_POINTER_REGNUM specially.
19068 2010-07-30  Joseph Myers  <joseph@codesourcery.com>
19070         * common.opt (-G): Don't define option here.
19071         * config/g.opt: New.
19072         * config.gcc: Use g.opt for alpha, frv, ia64, lm32, m32r, mips,
19073         rs6000/powerpc and score targets.
19074         * opts.c (common_handle_option): Don't handle -G here.
19075         * config/alpha/alpha.c (alpha_handle_option): Handle -G.
19076         * config/frv/frv.c (frv_handle_option): Handle -G.
19077         * config/ia64/ia64.c (ia64_handle_option): Handle -G.
19078         * config/lm32/lm32.c (lm32_handle_option, TARGET_HANDLE_OPTION): New.
19079         * config/m32r/m32r.c (m32r_handle_option): Handle -G.
19080         * config/mips/mips.c (mips_handle_option): Handle -G.
19081         * config/rs6000/rs6000.c (rs6000_handle_option) Handle -G.
19082         * config/score/score.c (score_handle_option): Handle -G.
19084 2010-07-30  Anatoly Sokolov  <aesok@post.ru>
19086         * config/mmix/mmix.c: Include basic-block.h.
19088 2010-07-30  Jakub Jelinek  <jakub@redhat.com>
19090         PR debug/45055
19091         PR rtl-optimization/45137
19092         * rtl.h (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New
19093         prototypes.
19094         * emit-rtl.c (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn):
19095         New functions.
19096         * combine.c (next_nonnote_nondebug_insn): Removed.
19097         * ifcvt.c (noce_process_if_block): Use prev_nonnote_nondebug_insn.
19098         * haifa-sched.c (queue_to_ready): Use next_nonnote_nondebug_insn.
19099         * sched-deps.c (sched_analyze_insn): Likewise.
19100         (fixup_sched_groups, deps_start_bb): Use prev_nonnote_nondebug_insn.
19101         * rtlanal.c (canonicalize_condition): Likewise.
19102         * postreload.c (reload_combine_recognize_pattern): Likewise.
19103         (reload_cse_move2add): Use next_nonnote_nondebug_insn.
19105 2010-07-29  Uros Bizjak  <ubizjak@gmail.com>
19107         * config/i386/i386.md (int_cond): Remove code iterator.
19108         (fp_cond): Ditto.
19109         (cbranch<mode>4): Use ordered_comparison_operator predicate
19110         for operator0.
19111         (cstore<mode>4): Ditto for operator1.
19112         (mov<SWIM:mode>cc and corresponding splitter): Ditto.
19113         (add<mode>cc): ditto.
19115 2010-07-30  Richard Guenther  <rguenther@suse.de>
19117         PR middle-end/45141
19118         * expr.c (expand_expr_real_1): Check for not handled base address.
19120 2010-07-30  Richard Guenther  <rguenther@suse.de>
19122         * ipa-prop.c (ipa_modify_formal_parameters): Use
19123         build_distinct_type_copy.
19125 2010-07-30  Anthony Green  <green@moxielogic.com>
19127         * config/moxie/rtems.h: New file.
19128         * config.gcc: Add moxie-rtems support.
19130 2010-07-29  Bernd Schmidt  <bernds@codesourcery.com>
19132         * dce.c (run_word_dce): Take flag_dce into account.  Clear and restore
19133         df flags as in run_fast_df_dce.
19135 2010-07-29  Jakub Jelinek  <jakub@redhat.com>
19137         Revert:
19138         2010-07-27  Bernd Schmidt  <bernds@codesourcery.com>
19140         * rtl.def (NOTE): Swap operands 4 and 5.
19141         * rtl.h (NOTE_DATA, NOTE_DELETED_LABEL_NAME, NOTE_BLOCK,
19142         NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION, NOTE_KIND):
19143         Adjust accordingly.
19144         * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of NOTEs.
19146 2010-07-29  Jakub Jelinek  <jakub@redhat.com>
19148         PR debug/45110
19149         * dwarf2out.c (dwarf_attr_name): Handle DW_AT_object_pointer.
19150         (gen_formal_types_die): Add DW_AT_object_pointer in methods.
19151         (gen_subprogram_die): Likewise.  Remove it when removing declaration's
19152         formal parameters.
19153         (gen_decl_die): Change return type to dw_die_ref, return what
19154         gen_formal_parameter_die returned.
19156 2010-07-29  Martin Jambor  <mjambor@suse.cz>
19158         * dbgcnt.def (eipa_sra): New counter.
19159         * tree-sra.c (ipa_early_sra_gate): Also check eipa_sra debug counter.
19161 2010-07-29  Xinliang David Li  <davidxl@google.com>
19163         PR bootstrap/45119
19164         * tree-ssa-loop-ivopts.c (get_address_cost): Revert change
19165         in revision 162652.
19167 2010-07-29  Richard Guenther  <rguenther@suse.de>
19169         * timevar.def (TV_TREE_STORE_COPY_PROP): Remove.
19170         (TV_TREE_STORE_CCP): Likewise.
19171         (TV_TREE_REDPHI): Likewise.
19173 2010-07-29  Richard Guenther  <rguenther@suse.de>
19175         * double-int.h (double_int_and_not): New function.
19176         * combine.c (try_combine): Use it.
19177         * tree-vrp.c (simplify_bit_ops_using_ranges): Likewise.
19179 2010-07-29  Bernd Schmidt  <bernds@codesourcery.com>
19181         PR rtl-optimization/42575
19182         * dce.c (word_dce_process_block): Renamed from byte_dce_process_block.
19183         Argument AU removed.  All callers changed.  Ignore artificial refs.
19184         Use return value of df_word_lr_simulate_defs to decide whether an insn
19185         is necessary.
19186         (fast_dce): Rename arg to WORD_LEVEL.
19187         (run_word_dce): Renamed from rest_of_handle_fast_byte_dce.  No longer
19188         static.
19189         (pass_fast_rtl_byte_dce): Delete.
19190         * dce.h (run_word_dce): Declare.
19191         * df-core.c (df_print_word_regset): Renamed from df_print_byteregset.
19192         All callers changed.  Simplify code to only deal with two-word regs.
19193         * df.h (DF_WORD_LR): Renamed from DF_BYTE_LR.
19194         (DF_WORD_LR_BB_INFO): Renamed from DF_BYTE_LR_BB_INFO.
19195         (DF_WORD_LR_IN): Renamed from DF_BYTE_LR_IN.
19196         (DF_WORD_LR_OUT): Renamed from DF_BYTE_LR_OUT.
19197         (struct df_word_lr_bb_info): Renamed from df_byte_lr_bb_info.
19198         (df_word_lr_mark_ref): Declare.
19199         (df_word_lr_add_problem, df_word_lr_mark_ref, df_word_lr_simulate_defs,
19200         df_word_lr_simulate_uses): Declare or rename from byte variants.
19201         (df_byte_lr_simulate_artificial_refs_at_top,
19202         df_byte_lr_simulate_artificial_refs_at_end, df_byte_lr_get_regno_start,
19203         df_byte_lr_get_regno_len, df_compute_accessed_bytes): Delete
19204         declarations.
19205         (df_word_lr_get_bb_info): Rename from df_byte_lr_get_bb_info.
19206         (enum df_mm): Delete.
19207         * df-byte-scan.c: Delete file.
19208         * df-problems.c (df_word_lr_problem_data): Renamed from
19209         df_byte_lr_problem_data, all members deleted except for
19210         WORD_LR_BITMAPS, which is renamed from BYTE_LR_BITMAPS.  Uses changed.
19211         (df_word_lr_expand_bitmap, df_byte_lr_simulate_artificial_refs_at_top,
19212         df_byte_lr_simulate_artificial_refs_at_end, df_byte_lr_get_regno_start,
19213         df_byte_lr_get_regno_len, df_byte_lr_check_regs,
19214         df_byte_lr_confluence_0): Delete functions.
19215         (df_word_lr_free_bb_info): Renamed from df_byte_lr_free_bb_info; all
19216         callers changed.
19217         (df_word_lr_alloc): Renamed from df_byte_lr_alloc; all callers changed.
19218         Don't initialize members that were deleted, don't try to discover data
19219         about registers.  Ignore hard regs.
19220         (df_word_lr_reset): Renamed from df_byte_lr_reset; all callers changed.
19221         (df_word_lr_mark_ref): New function.
19222         (df_word_lr_bb_local_compute): Renamed from
19223         df_byte_bb_lr_local_compute; all callers changed.  Use
19224         df_word_lr_mark_ref.  Assert that artificial refs don't include
19225         pseudos.  Ignore hard registers.
19226         (df_word_lr_local_compute): Renamed from df_byte_lr_local_compute.
19227         Assert that exit block uses don't contain pseudos.
19228         (df_word_lr_init): Renamed from df_byte_lr_init; all callers changed.
19229         (df_word_lr_confluence_n): Renamed from df_byte_lr_confluence_n; all
19230         callers changed.  Ignore hard regs.
19231         (df_word_lr_transfer_function): Renamed from
19232         df_byte_lr_transfer_function; all callers changed.
19233         (df_word_lr_free): Renamed from df_byte_lr_free; all callers changed.
19234         (df_word_lr_top_dump): Renamed from df_byte_lr_top_dump; all callers
19235         changed.
19236         (df_word_lr_bottom_dump): Renamed from df_byte_lr_bottom_dump; all
19237         callers changed.
19238         (problem_WORD_LR): Renamed from problem_BYTE_LR; uses changed;
19239         confluence operator 0 set to NULL.
19240         (df_word_lr_add_problem): Renamed from df_byte_lr_add_problem; all
19241         callers changed.
19242         (df_word_lr_simulate_defs): Renamed from df_byte_lr_simulate_defs.
19243         Return bool, true if bitmap changed or insn otherwise necessary.
19244         All callers changed.  Simplify using df_word_lr_mark_ref.
19245         (df_word_lr_simulate_uses): Renamed from df_byte_lr_simulate_uses;
19246         all callers changed.  Simplify using df_word_lr_mark_ref.
19247         * lower-subreg.c: Include "dce.h"
19248         (decompose_multiword_subregs): Call run_word_dce if df available.
19249         * Makefile.in (lower-subreg.o): Adjust dependencies.
19250         (df-byte-scan.o): Delete.
19251         * timevar.def (TV_DF_WORD_LR): Renamed from TV_DF_BYTE_LR.
19253 2010-07-29  Richard Guenther  <rguenther@suse.de>
19255         * tree.c (build_vector): Assert that the vector constant
19256         has enough elements.
19257         (build_vector_from_ctor): Pad with trailing zeros.
19259 2010-07-29  Richard Guenther  <rguenther@suse.de>
19261         PR tree-optimization/45120
19262         * tree-ssa-structalias.c (get_constraint_for_component_ref):
19263         Handle offset in DEREFs properly.
19264         (get_constraint_for_1): Handle MEM_REF offset properly.
19266 2010-07-29  Richard Guenther  <rguenther@suse.de>
19268         PR middle-end/45034
19269         * convert.c (convert_to_integer): Always use an unsigned
19270         type for narrowed negate and bitwise not.
19272 2010-07-29  Ira Rosen  <irar@il.ibm.com>
19274         * tree-vect-loop.c (vect_create_epilog_for_reduction): Switch
19275         to outer loop when creating reduction epilogue for double reduction,
19276         and switch back to the inner loop when updating the phi nodes.
19277         Update uses of outer loop exit phi nodes in double reduction (instead
19278         of uses of reduction).
19280 2010-07-28  Michael Meissner  <meissner@linux.vnet.ibm.com>
19282         * config/rs6000/rs6000.c (rs6000_rtx_costs): Update costs for
19283         popcount on power7 and parity on power6 systems.
19284         (rs6000_emit_popcount): Rename gen_popcntwsi2 to gen_popcntddi2.
19285         (rs6000_emit_parity): Add support for power6 prtyd/prtyw
19286         instructions.
19288         * config/rs6000/rs6000.md (UNSPEC_COPYSIGN): New unspec.
19289         (UNSPEC_PARITY): Ditto.
19290         (SFDF): New iterator for SF/DF.
19291         (rreg2): New mode attribute for floating register constraint.
19292         (TARGET_FLOAT): New mode attribute for whether single/double float
19293         is supported.
19294         (popcntd<mode>2): Combine popcntwsi2 and popcntddi2 into one
19295         pattern.
19296         (parity<mode>2_cmpb): New insn for parity on power6 and newer
19297         machines.
19298         (copysign<mode>3): Combine copysignsf3, copysigndf3 into one
19299         pattern.  Add support for fcpsgn instruction added in power6.
19300         (copysignsf3): Delete.
19301         (copysigndf3): Delete.
19302         (copysign<mode>3_fcpsgn): New insn to generate fcpsgn.  Use UNSPEC
19303         instead of if_then_else in RTL to avoid problems with -0.
19305         * config/rs6000/vsx.md (vsx_copysign<mode>3): Use UNSPEC instead
19306         of if_then_else to mirror scalar code.
19307         (vsx_copysignsf3): Delete, use copysign<mode>3_fcpsgn in
19308         rs6000.md.
19310         * config/rs6000/vector.md (vector_copysign<mode>3): Use UNSPEC
19311         instead of if_then_else.
19313 2010-07-28  Xinliang David Li  <davidxl@google.com>
19315         * tree-ssa-loop-ivopts.c (avg_loop_niter): New function.
19316         (dump_cand): Dump var_before/after.
19317         (htab_inv_expr_eq): New function.
19318         (htab_inv_expr_hash): New function.
19319         (tree_ssa_iv_optimize_init): Support pseudo invariants.
19320         (add_candidate_1): consider base type precision.
19321         (set_use_iv_cost): New parameter.
19322         (adjust_setup_cost): Use profile information.
19323         (get_address_cost): Do not hard code width in computing address
19324         offset limits.
19325         (compare_aff_trees): New function.
19326         (get_loop_invariant_expr_id): New function.
19327         (get_computation_cost_at): New parameter and use profile information.
19328         (get_computation_cost): New parameter.
19329         (determine_use_iv_cost_generic): Pass new parameter.
19330         (determine_use_iv_cost_address): Ditto.
19331         (determine_use_iv_cost_condition): Ditto.
19332         (autoinc_possible_for_pair): Ditto.
19333         (determine_use_iv_costs): More dumps.
19334         (iv_ca_get_num_inv_exprs): New function.
19335         (iv_ca_recount_cost): Consider loop invariants in register pressure
19336         cost.
19337         (iv_ca_add_use): New parameter.
19338         (iv_ca_dump): Better dumping.
19339         (iv_ca_extend): New parameter.
19340         (try_add_cand_for): Attempt to get better partial solution.
19341         (try_improve_iv_set): Pass new parameter to iv_ca_extend.
19342         (create_new-ivs): More dumps.
19343         (rewrite_use_compare): Ditto.
19344         (free_loop_data): More cleanup.
19345         (treee_ssa_iv_optimize_finalize): Ditto.
19347 2010-07-28  Kai Tietz  <kai.tietz@onevision.com>
19349         * config/i386/i386.h (MCOUNT_NAME_BEFORE_PROLOGUE): New.
19350         * config/i386/i386.c (ix86_profile_before_prologue): New.
19351         (override_options): Add special handling for -mfentry.
19352         (ix86_function_regparm): Likewise.
19353         (ix86_function_sseregparm): Likewise.
19354         (ix86_frame_pointer_required): Likewise.
19355         (ix86_expand_prologue): Check for ms_hook_prologue.
19356         (x86_function_profiler): Adjust mcount output.
19357         (TARGET_PROFILE_BEFORE_PROLOGUE): Define hook.
19358         * config/i386/i386.opt (mfentry): New.
19359         * doc/invoke.texi (mfentry): Add documentation.
19360         * doc/tm.texi: Regenerated..
19361         * doc/tm.texi.in (TARGET_PROFILE_BEFORE_PROLOGUE): New.
19362         * final.c (final_start_function): Replace macro
19363         PROFILE_BEFORE_PROLOGUE by target hook.
19364         * function.c (thread_prologue_and_epilogue_insns): Likewise.
19365         * target.def (profile_before_prologue): New hook.
19366         * targhooks.c (default_profile_before_prologue): New.
19367         * targhooks.h (default_profile_before_prologue): New.
19369 2010-07-28  Jakub Jelinek  <jakub@redhat.com>
19371         PR debug/45105
19372         * gcse.c (hoist_code): Use FOR_BB_INSNS macro.
19374         PR debug/45103
19375         * dwarf2out.c (dwarf2out_var_location): Always consider
19376         NOTE_DURING_CALL_P notes, even when not followed by real instructions.
19378 2010-07-28  Maxim Kuvyrkov  <maxim@codesourcery.com>
19380         PR rtl-optimization/45107
19381         * gcse.c (hash_scan_set): Use max_distance for gcse-las.
19383 2010-07-28  Richard Guenther  <rguenther@suse.de>
19385         * tree-ssa-ccp.c: Remove comment regarding STORE-CCP.
19386         (set_lattice_value): Do not query an old default value.
19387         (get_value_for_expr): New function.  Properly canonicalize
19388         float values.
19389         (ccp_visit_phi_node): Use it.
19391 2010-07-28  Chung-Lin Tang  <cltang@codesourcery.com>
19393         * config/arm/arm.c (arm_pcs_default): Remove static.
19394         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_PCS or
19395         __ARM_PCS_VFP to indicate soft/hard-float calling convention.
19396         (arm_pcs_default): Declare.
19398 2010-07-28  Iain Sandoe  <iains@gcc.gnu.org>
19400         * config/rs6000/rs6000.c (rs6000_override_options):
19401         Use TARGET_MACHO inline, move darwin_one_byte_bool from here...
19402         ... to darwin_rs6000_override_options.
19403         (rs6000_return_in_memory): Update preceding comment for darwin
19404         64 bit ABI.  Use TARGET_MACHO inline.
19405         (rs6000_darwin64_struct_check_p): New.
19406         (function_arg_advance): Use rs6000_darwin64_struct_check_p.
19407         (function_arg): Likewise.
19408         (rs6000_arg_partial_bytes): Likewise.
19409         (rs6000_function_value): Likewise.
19411 2010-07-28  Andi Kleen  <ak@linux.intel.com>
19413         * lto-opts.c (lto_file_read_options): Add loop over all inputs.
19415 2010-07-28  Richard Guenther  <rguenther@suse.de>
19417         PR middle-end/44903
19418         * builtins.c (fold_builtin_memory_op): On STRICT_ALIGNMENT
19419         targets try harder to not generate unaligned accesses.
19421 2010-07-28  Maxim Kuvyrkov  <maxim@codesourcery.com>
19423         PR rtl-optimization/45101
19424         * gcse.c (hash_scan_set): Fix argument ordering of insert_expr_in_table
19425         for gcse-las.
19427 2010-07-28  Eric Botcazou  <ebotcazou@adacore.com>
19429         PR tree-optimization/44885
19430         * tree-sra.c (find_param_candidates): Skip pointer types to arrays
19431         with non-aliased component.
19433 2010-07-28  Joseph Myers  <joseph@codesourcery.com>
19435         * config/darwin-driver.c (SWITCH_TAKES_ARG,
19436         WORD_SWITCH_TAKES_ARG): Remove.
19437         * cppspec.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
19438         * defaults.h (DEFAULT_SWITCH_TAKES_ARG,
19439         DEFAULT_WORD_SWITCH_TAKES_ARG): Move from gcc.h.
19440         (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Move default
19441         definitions from gcc.c.
19442         * gcc.c (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Move to
19443         defaults.h.
19444         * gcc.h (DEFAULT_SWITCH_TAKES_ARG, DEFAULT_WORD_SWITCH_TAKES_ARG):
19445         Move to defaults.h.
19446         * opts-common.c: Include tm.h.
19447         (decode_cmdline_option): Use SWITCH_TAKES_ARG and
19448         WORD_SWITCH_TAKES_ARG to count arguments to unknown options.
19449         Handle more than one argument.  Set canonical_option_num_elements.
19450         (decode_cmdline_options_to_array): Set
19451         canonical_option_num_elements and trailing elements of
19452         canonical_option.
19453         * opts.h (struct cl_decoded_option): Allow four elements in
19454         canonical_option.  Add field canonical_option_num_elements.
19455         * Makefile.in (opts-common.o): Update dependencies.
19457 2010-07-28  Eric Botcazou  <ebotcazou@adacore.com>
19459         PR middle-end/44790
19460         PR middle-end/44993
19461         * expr.c (expand_expr_real_1) <MEM_REF>: Revert latest change.  Make
19462         sure the base has address_mode before adding the offset.
19464 2010-07-27  Xinliang David Li  <davidxl@google.com>
19466         * tree-flow.h (create_mem_ref): Add one new parameter.
19467         * tree-ssa-address.c (create_mem_ref): New parameter.
19468         (addr_to_parts): Ditto.
19469         (move_variant_to_index): New function.
19470         * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass new argument.
19472 2010-07-27  Bernd Schmidt  <bernds@codesourcery.com>
19474         * rtl.def (DEBUG_INSN, INSN, JUMP_INSN, CALL_INSN, NOTE): Swap operands
19475         4 and 5.
19476         * rtl.h (PATTERN, INSN_LOCATOR, NOTE_DATA, NOTE_DELETED_LABEL_NAME,
19477         NOTE_BLOCK, NOTE_EH_HANDLER, NOTE_BASIC_BLOCK, NOTE_VAR_LOCATION,
19478         NOTE_KIND, LABEL_NUSES, LABEL_REFS): Adjust accordingly.
19479         * gengtype.c (adjust_field_rtx_def): Swap operands 4 and 5 of
19480         CODE_LABELs and NOTEs.
19481         * caller-save.c (init_caller_save): Fix up gen_rtx_INSN call.
19482         * combine.c (try_combine): Likewise.
19483         * ira.c (setup_prohibited_mode_move_regs): Likewise.
19484         * print-rtl.c (print_rtx): Start REG_NOTES on a new line.
19486 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
19488         * coretypes.h (struct cl_option_handlers): Declare.
19489         * hooks.c (hook_int_size_t_constcharptr_int_0): Remove.
19490         * hooks.h (hook_int_size_t_constcharptr_int_0): Remove.
19491         * langhooks-def.h (lhd_handle_option): Declare.
19492         (LANG_HOOKS_HANDLE_OPTION): Use lhd_handle_option.
19493         * langhooks.c (lhd_handle_option): New.
19494         * langhooks.h (struct lang_hooks): Update prototype and return
19495         value type of handle_option hook.
19496         * optc-gen.awk: Generate target_flags_explicit definition for the
19497         driver.
19498         * opts-common.c: Include diagnostic.h.
19499         (handle_option): Move from opts.c.  Update prototype and return
19500         value type.  Use handlers structure.
19501         (read_cmdline_option): Move from opts.c.  Update prototype.  Use
19502         handlers structure.
19503         (set_option): Move from opts.c.
19504         * opts.c (common_handle_option): Update prototype and return value
19505         type.  Update calls to handle_option and enable_warning_as_error.
19506         (unknown_option_callback, post_handling_callback,
19507         lang_handle_option, target_handle_option): New.
19508         (handle_option, read_cmdline_option): Move to opts-common.c.
19509         (read_cmdline_options): Update prototype.  Update call to
19510         read_cmdline_option.
19511         (decode_options): Initialize and use handlers structure.
19512         (set_option): Move to opts-common.c.
19513         (enable_warning_as_error): Update prototype.  Update call to
19514         handle_option.
19515         * opts.h (struct cl_option_handler_func, struct
19516         cl_option_handlers): New.
19517         (handle_option, enable_warning_as_error): Update prototypes.
19518         (read_cmdline_option): Declare.
19519         * Makefile.in (opts-common.o): Update dependencies.
19521 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19523         * config/arm/arm.c (params.h): Include.
19524         (arm_override_options): Tune gcse-unrestricted-cost.
19525         * config/arm/t-arm (arm.o): Define dependencies.
19527 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19529         PR target/42495
19530         PR middle-end/42574
19531         * basic-block.h (get_dominated_to_depth): Declare.
19532         * dominance.c (get_dominated_to_depth): New function, use
19533         get_all_dominated_blocks as a base.
19534         (get_all_dominated_blocks): Use get_dominated_to_depth.
19536         * gcse.c (occr_t, VEC (occr_t, heap)): Define.
19537         (hoist_exprs): Remove.
19538         (alloc_code_hoist_mem, free_code_hoist_mem): Update.
19539         (compute_code_hoist_vbeinout): Add debug print outs.
19540         (hoist_code): Partially rewrite, simplify.  Use get_dominated_to_depth.
19542         * params.def (PARAM_MAX_HOIST_DEPTH): New parameter to avoid
19543         quadratic behavior.
19544         * params.h (MAX_HOIST_DEPTH): New macro.
19545         * doc/invoke.texi (max-hoist-depth): Document.
19547 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19549         PR rtl-optimization/40956
19550         * config/arm/arm.c (thumb1_size_rtx_costs): Fix cost of simple
19551         constants.
19553 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19555         PR target/42495
19556         PR middle-end/42574
19557         * config/arm/arm.c (legitimize_pic_address): Use
19558         gen_calculate_pic_address pattern to emit calculation of PIC address.
19559         (will_be_in_index_register): New function.
19560         (arm_legitimate_address_outer_p, thumb2_legitimate_address_p,)
19561         (thumb1_legitimate_address_p): Use it provided !strict_p.
19562         * config/arm/arm.md (calculate_pic_address): New expand and split.
19564 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19566         PR target/42495
19567         PR middle-end/42574
19568         * config/arm/arm.c (thumb1_size_rtx_costs): Add cost for "J" constants.
19569         * config/arm/arm.md (define_split "J", define_split "K"): Make
19570         IRA/reload friendly.
19572 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19574         * gcse.c (insert_insn_end_basic_block): Update signature, remove
19575         unused checks.
19576         (pre_edge_insert, hoist_code): Update.
19578 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19580         PR target/42495
19581         PR middle-end/42574
19582         * gcse.c (hoist_expr_reaches_here_p): Remove excessive check.
19584 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19586         * gcse.c (hoist_code): Generate new pseudo for every new set insn.
19588 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19590         PR rtl-optimization/40956
19591         PR target/42495
19592         PR middle-end/42574
19593         * gcse.c (compute_code_hoist_vbeinout): Consider more expressions
19594         for hoisting.
19595         (hoist_code): Count occurences in current block too.
19597 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19599         * gcse.c (struct expr:max_distance): New field.
19600         (doing_code_hoisting_p): New static variable.
19601         (want_to_gcse_p): Change signature.  Allow constrained hoisting of
19602         simple expressions, don't change behavior for PRE.  Set max_distance.
19603         (insert_expr_in_table): Set new max_distance field.
19604         (hash_scan_set): Update.
19605         (hoist_expr_reaches_here_p): Stop search after max_distance
19606         instructions.
19607         (find_occr_in_bb): New static function.  Use it in ...
19608         (hoist_code): Calculate sizes of basic block before any changes are
19609         done.  Pass max_distance to hoist_expr_reaches_here_p.
19610         (one_code_hoisting_pass): Set doing_code_hoisting_p.
19612         * params.def (PARAM_GCSE_COST_DISTANCE_RATIO,)
19613         (PARAM_GCSE_UNRESTRICTED_COST): New parameters.
19614         * params.h (GCSE_COST_DISTANCE_RATIO, GCSE_UNRESTRICTED_COST): New
19615         macros.
19616         * doc/invoke.texi (gcse-cost-distance-ratio, gcse-unrestricted-cost):
19617         Document.
19619 2010-07-27  Jeff Law  <law@redhat.com>
19620             Maxim Kuvyrkov  <maxim@codesourcery.com>
19622         * gcse.c (compute_transpout, transpout): Remove, move logic
19623         to prune_expressions.
19624         (compute_pre_data): Move pruning of trapping expressions ...
19625         (prune_expressions): ... here.  New static function.
19626         (compute_code_hoist_data): Use it.
19627         (alloc_code_hoist_mem, free_code_hoist_mem, hoist_code): Update.
19629 2010-07-27  Xinliang David Li  <davidxl@google.com>
19631         * tree-ssa-loop-ivopts.c (adjust_iv_update_pos): New function.
19632         (rewrite_use_address): Adjust iv update position when needed.
19634 2010-07-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
19636         * dbgcnt.def (hoist_insn): New debug counter.
19637         * gcse.c (hoist_code): Use it.
19639 2010-07-27  Xinliang David Li  <davidxl@google.com>
19641         * tree-ssa-loop-ivopts.c (niter_for_exit): New parameter.
19642         (niter_for_single_dom_exit): Passes additional parameter.
19643         (iv_period): Fix comments.
19644         (may_eliminate_iv): Handles multiple exit loops properly.
19645         (free_tree_niter_desc): New function.
19646         (free_loop_data): Frees up loop iteration descriptors.
19648 2010-07-27  Jakub Jelinek  <jakub@redhat.com>
19650         PR target/44542
19651         * cfgexpand.c (expand_one_stack_var_at): Limit align to maximum
19652         of max_used_stack_slot_alignment and PREFERRED_STACK_BOUNDARY
19653         instead of MAX_SUPPORTED_STACK_ALIGNMENT.
19654         (expand_one_var): Don't consider DECL_ALIGN for variables for
19655         which expand_one_stack_var_at has been already called.
19657         PR testsuite/44701
19658         * doc/md.texi: Clarify m and es constraints on PowerPC and m and S
19659         constraints on IA-64.
19661 2010-07-27  Jie Zhang  <jie@codesourcery.com>
19663         PR target/44290
19664         Revert:
19665         2010-07-23  Jie Zhang  <jie@codesourcery.com>
19667         * tree-sra.c (ipa_sra_preliminary_function_checks): Return
19668         false if ! tree_versionable_function_p.
19670 2010-07-27  Jakub Jelinek  <jakub@redhat.com>
19672         * dwarf2out.c (add_data_member_location_attribute): Use
19673         add_AT_unsigned instead of add_AT_int if offset is non-negative.
19675 2010-07-27  Bernd Schmidt  <bernds@codesourcery.com>
19677         * postreload.c (try_replace_in_use): New static function.
19678         (reload_combine_recognize_const_pattern): Use it here.  Allow
19679         substituting into a final add insn, and substituting into a memory
19680         reference in an insn that sets the reg.
19682 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
19684         * common.opt (o): Add MissingArgError.
19685         * doc/options.texi (MissingArgError): Document.
19686         * hooks.c (hook_bool_constcharptr_size_t_false): Remove.
19687         * hooks.h (hook_bool_constcharptr_size_t_false): Remove.
19688         * langhooks-def.h (LANG_HOOKS_MISSING_ARGUMENT): Remove.
19689         (LANG_HOOKS_INITIALIZER): Remove missing_argument hook initializer.
19690         * langhooks.h (struct lang_hooks): Remove missing_argument.
19691         * optc-gen.awk: Handle MissingArgError and output new structure
19692         field initializers.
19693         * opts.c (read_cmdline_option): Use missing_argument_error field
19694         instead of missing_argument langhook.
19695         * opts.h (struct cl_option): Add missing_argument_error field.
19696         * system.h (LANG_HOOKS_MISSING_ARGUMENT): Poison.
19698 2010-07-27  Iain Sandoe  <iains@gcc.gnu.org>
19700         PR target/29090
19701         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Special-case the
19702         Darwin64 ABI, for zero-sized objects.
19704 2010-07-27  Iain Sandoe  <iains@gcc.gnu.org>
19706         PR target/35491
19707         PR target/29090
19709         Merge from Apple local 4.2.1.
19710         2005-05-11  Stan Shebs  <shebs@apple.com>
19711         Fix 64-bit varargs for Darwin (Radar 4028089).
19712         * config/rs6000/rs6000.h (rs6000_args): New field floats_in_gpr.
19713         * config/rs6000/rs6000.c (rs6000_darwin64_record_arg_advance_flush):
19714         Add argument, add case for 8-byte register half-filled with a float.
19715         (rs6000_darwin64_record_arg_advance_recurse): Detect and handle
19716         single-precision floats specially.
19718 2010-07-27  Ira Rosen  <irar@il.ibm.com>
19720         PR tree-optimization/44152
19721         * tree-vect-slp.c (vect_build_slp_tree): Collect nodes with
19722         complex numbers for further check.
19723         (vect_supported_load_permutation_p): Check nodes with
19724         complex numbers.
19726 2010-07-27  Joseph Myers  <joseph@codesourcery.com>
19728         * langhooks-def.h (lhd_init_options, LANG_HOOKS_OPTION_LANG_MASK,
19729         LANG_HOOKS_COMPLAIN_WRONG_LANG_P): New.
19730         (LANG_HOOKS_INIT_OPTIONS): Update default definition.
19731         (LANG_HOOKS_INITIALIZER): Add new hooks.
19732         * langhooks.c (lhd_init_options, lhd_complain_wrong_lang_p): New.
19733         * langhooks.h (struct lang_hooks): Add new hooks option_lang_mask
19734         and complain_wrong_lang_p.  Update init_options prototype.
19735         * c-objc-common.c (c_initialize_diagnostics): First call
19736         c_common_initialize_diagnostics.
19737         * c-objc-common.h (LANG_HOOKS_OPTION_LANG_MASK,
19738         LANG_HOOKS_COMPLAIN_WRONG_LANG_P): Define.
19739         * coretypes.h (struct cl_option, struct cl_decoded_option): Declare.
19740         * hooks.c (hook_uint_uint_constcharptrptr_0): Remove.
19741         (hook_uint_void_0): New.
19742         * hooks.h (hook_uint_uint_constcharptrptr_0): Remove.
19743         (hook_uint_void_0): New.
19744         * opts-common.c (decode_cmdline_option,
19745         decode_cmdline_options_to_array): Also fill in canonical_option field.
19746         * opts.c (complain_wrong_lang): Use langhook to determine whether
19747         to complain instead of special-casing LTO.
19748         (decode_options): Separate lang_mask determination with
19749         option_lang_mask hook from call of init_options hook.
19750         * opts.h (struct cl_decoded_option): Add canonical_option.
19752 2010-07-27  Jakub Jelinek  <jakub@redhat.com>
19754         PR tree-optimization/45083
19755         * tree-inline.c (add_local_variables): Also remap DECL_DEBUG_EXPR.
19757 2010-07-27  Bernd Schmidt  <bernds@codesourcery.com>
19759         * postreload.c (reload_combine_recognize_const_pattern): Move test
19760         for limiting the insn movement to the right scope.
19762         PR rtl-optimization/45051
19763         * reload1.c (delete_output_reload): Use refers_to_regno_p rather
19764         than reg_mentioned_p.
19766 2010-07-26  Richard Henderson  <rth@redhat.com>
19768         PR target/44132
19769         * tree-emutls.c: New file.
19770         * Makefile.in (OBJS-common): Add it.
19771         * tree-pass.h (pass_ipa_lower_emutls): Declare.
19772         * passes.c (init_optimization_passes): Add it.
19774         * dwarf2out.c (loc_list_from_tree): If emutls.debug_form_tls_address,
19775         pull the control variable from DECL_VALUE_EXPR, not emutls_decl.
19776         * expr.c (emutls_var_address): Delete.
19777         (expand_expr_addr_expr_1, expand_expr_real_1): Don't use it.
19778         * output.h (SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL): Delete.
19779         (emutls_finish): Delete.
19780         * toplev.c (compile_file): Don't call it.
19781         * tree.h (emutls_decl): Delete.
19782         * varasm.c (emutls_htab, DECL_EMUTLS_VAR_P): Delete.
19783         (emutls_finish, emutls_finalize_control_var): Delete.
19784         (emutls_object_type): Move to tree-emutls.c.
19785         (EMUTLS_SEPARATOR, prefix_name, get_emutls_object_name,
19786         default_emutls_var_fields, get_emutls_object_type,
19787         get_emutls_init_templ_addr, emutls_decl, emutls_common_1
19788         default_emutls_var_init): Likewise.
19789         (get_variable_section): Don't special case emutls.
19790         (assemble_variable, do_assemble_alias, categorize_decl_for_section,
19791         default_elf_select_section, default_unique_section,
19792         default_encode_section_info): Likewise.
19793         * varpool.c (decide_is_variable_needed): Likewise.
19794         * gimple-iterator.c (update_call_edge_frequencies): New
19795         (gsi_insert_on_edge_immediate): Use it.
19796         (gsi_insert_seq_on_edge_immediate): Likewise.
19797         (gsi_commit_one_edge_insert): Likewise.
19799         * config/i386/i386.c (x86_64_elf_select_section): Don't handle
19800         SECCAT_EMUTLS_VAR, SECCAT_EMUTLS_TMPL.
19801         (x86_64_elf_unique_section): Likewise.
19803 2010-07-26  Jan Hubicka  <jh@suse.cz>
19805         * lto-streamer.h (struct lto_file_decl_data): Mark resolutions with
19806         GTY((skip)).
19808 2010-07-26  Anatoly Sokolov  <aesok@post.ru>
19810         * target.def (output_source_filename): New hook.
19811         * doc/tm.texi.in (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Document.
19812         * doc/tm.texi: Regenerate.
19813         * toplev.c (output_file_directive) Remove function.
19814         * toplev.h (output_file_directive) Remove.
19815         * output.h (default_asm_output_source_filename,
19816         output_file_directive): Declare.
19817         * varasm.h (default_asm_output_source_filename,
19818         output_file_directive): New functions.
19820         * config/mips/mips.h (ASM_OUTPUT_SOURCE_FILENAME): Remove macro.
19821         * config/mips/mips-protos.h (mips_output_filename): Remove.
19822         * config/mips/mips.c (mips_output_filename): Make Static.
19823         (TARGET_ASM_OUTPUT_SOURCE_FILENAME): Define.
19825 2010-07-26  Richard Guenther  <rguenther@suse.de>
19827         PR tree-optimization/43784
19828         * tree-nrv.c (dest_safe_for_nrv_p): It's not safe to NRV
19829         if the destination is used by the call.
19831 2010-07-26  Richard Guenther  <rguenther@suse.de>
19833         PR middle-end/45073
19834         * gimple-fold.c (gimplify_and_update_call_from_tree): Conditionalize
19835         SSA updating on being in SSA form.
19837 2010-07-26  Richard Guenther  <rguenther@suse.de>
19839         PR middle-end/45056
19840         * gimple-fold.c (fold_stmt_1): Also fold references in debug stmts.
19842 2010-07-26  Richard Guenther  <rguenther@suse.de>
19844         PR tree-optimization/45071
19845         * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Always
19846         adjust op->opcode.
19848 2010-07-26  Naveen.H.S  <naveen.S@kpitcummins.com>
19850         * config/v850/lib1funcs.asm (save_r2_r31, return_r2_r31,
19851         save_r20_r31, return_r20_r31, save_r21_r31, return_r21_r31,
19852         save_r22_r31, return_r22_r31, save_r23_r31, return_r23_r31,
19853         save_r24_r31, return_r24_r31, save_r25_r31, return_r25_r31,
19854         save_r26_r31, return_r26_r31, save_r27_r31, return_r27_r31,
19855         save_r28_r31, return_r28_r31, save_r29_r31, return_r29_r31,
19856         save_r31, return_r31, save_interrupt, return_interrupt,
19857         save_all_interrupt, return_all_interrupt, L_save_r2_r31,
19858         L_return_interrupt, callt_return_interrupt, L_restore_all_interrupt,
19859         L_save_##START##_r31c, L_callt_save_r31c): Updated as per the
19860         new ABI requirements.
19861         (save_r6_r9, L_callt_save_r6_r9): Remove.
19862         * config/v850/predicates.md (even_reg_operand, disp23_operand,
19863         const_float_1_operand const_float_0_operand): New Predicates.
19864         (pattern_is_ok_for_prepare, pattern_is_ok_for_prologue,
19865         pattern_is_ok_for_epilogue): Update as per the ABI requirements.
19866         * config/v850/t-v850: Update multilibs for new target variants.
19867         (save_varargs, callt_save_varargs, callt_save_r6_r9): Remove.
19868         * config/v850/t-v850e: Likewise.
19869         * config/v850/v850.c (v850_issue_rate): New.
19870         (v850_strict_argument_naming): New.
19871         (function_arg): Modify to generate a different ABI.
19872         (print_operand): Update case 'z' to support float modes.
19873         (output_move_single): Modify to generate appropriate and better
19874         assembly.
19875         (v850_float_z_comparison_operator, v850_select_cc_mode,
19876         v850_float_nz_comparison_operator,  v850_gen_float_compare,
19877         v850_gen_compare): New functions to support comparison of float values.
19878         (ep_memory_offset): Add support for V850E2 targets.
19879         (INTERRUPT_FIXED_NUM, INTERRUPT_ALL_SAVE_NUM): Update.
19880         (INTERRUPT_REGPARM_NUM): Remove.
19881         (compute_register_save_size): Add extra case to save/restore long call.
19882         (use_prolog_function): New function to support prologue.
19883         (expand_prologue): Add support for V850E2 targets and modified
19884         as per the current ABI requirements.
19885         (expand_epilogue): Likewise.
19886         (construct_restore_jr): Modify based on TARGET_LONG_CALLS.
19887         (construct_save_jarl): Likewise.
19888         (construct_dispose_instruction): Update as per the current ABI
19889         requirements.
19890         (construct_prepare_instruction): Likewise.
19891         * config/v850/v850.h (TARGET_CPU_DEFAULT): Add target predefines.
19892         (TARGET_CPU_v850e2, TARGET_CPU_v850e2v3): Define
19893         (CPP_SPEC): Updated to support v850e2 targets.
19894         (STRICT_ALIGNMENT): Modified.
19895         (FIRST_PSEUDO_REGISTER): Updated to add even registers.
19896         (FIXED_REGISTERS): Likewise.
19897         (CALL_USED_REGISTERS): Likewise.
19898         (CONDITIONAL_REGISTER_USAGE): Updated.
19899         (HARD_REGNO_MODE_OK): Updated.
19900         (reg_class): Updated to add even registers.
19901         (REG_CLASS_NAMES): Likewise.
19902         (REG_CLASS_CONTENTS): Likewise.
19903         (REGNO_REG_CLASS): Updated for CC registers.
19904         (REG_CLASS_FROM_LETTER): Added support for even registers.
19905         (REGNO_OK_FOR_BASE_P): Updated for CC registers.
19906         (STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM, LINK_POINTER_REGNUM,
19907         ARG_POINTER_REGNUM): Updated.
19908         (FUNCTION_ARG_ADVANCE): Define.
19909         (REG_PARM_STACK_SPACE): Update as per the current ABI requirements.
19910         (OUTGOING_REG_PARM_STACK_SPACE): Remove.
19911         (EXTRA_CONSTRAINT): Add new constraint 'W' for 23-bit displacement.
19912         (GO_IF_LEGITIMATE_ADDRESS): Updated.
19913         (SELECT_CC_MODE): Define.
19914         (REGISTER_NAMES): Updated to add psw and fcc registers.
19915         (ADDITIONAL_REGISTER_NAMES): Updated.
19916         (ASM_OUTPUT_ADDR_DIFF_ELT): Updated to support new targets.
19917         (JUMP_TABLES_IN_TEXT_SECTION): Updated.
19918         * config/v850/v850.md (define_constants): Define new constants.
19919         (type): Update store,bit1,macc,div,fpu and single attributes.
19920         (cpu): New attribute.
19921         (cc): Add set_z attribute.
19922         (unsign23byte_load, sign23byte_load, unsign23hword_load,
19923         sign23hword_load, 23word_load, 23byte_store, 23hword_store,
19924         23word_store): New instructions for 23-bit displacement load and store.
19925         (movqi_internal, movhi_internal): Update the attributes.
19926         (movsi, movsi_internal_v850e): Updated to support v850e2 targets.
19927         (movsi_internal_v850e, movsi_internal, movsf_internal): Update
19928         the attributes.
19929         (v850_tst1): Modified using CC_REGNUM.
19930         (tstsi): Remove.
19931         (cmpsi): Modified as define_expand from define_insn.
19932         (cmpsi_insn, cmpsf, cmpdf): New instructions.
19933         (addsi3, subsi3, negsi2, divmodsi4, udivmodsi4, divmodhi4,
19934         udivmodhi4, v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3,
19935         v850_set1_1, v850_set1_3, iorsi3, v850_not1_1, v850_not1_3, xorsi3,
19936         one_cmplsi2): Clobber the CC_REGNUM register.
19937         (v850_clr1_1, v850_clr1_2, v850_clr1_3, andsi3, v850_set1_1,
19938         v850_set1_2, v850_set1_3, iorsi3, v850_not1_1, v850_not1_2,
19939         v850_not1_3, xorsi3, one_cmplsi2): Update the attributes accordingly.
19940         (setf_insn, set_z_insn, set_nz_insn): New instructions for
19941         v850e2v3 target.
19942         (movsicc_normal_cc, movsicc_reversed_cc): New instructions.
19943         (movsicc, movsicc_normal, movsicc_reversed): Add support for V850E2
19944         targets.
19945         (sasf_1, sasf_2): Remove.
19946         (sasf): New instruction.
19947         (rotlhi3, rotlhi3_8, rotlsi3, rotlsi3_16): Update to support V850E2
19948         targets. CC_REGNUM register is clobbered and attributes are
19949         updated.
19950         (branch_z_normal, branch_z_invert, branch_nz_normal,
19951         branch_nz_invert): New branch related instructions.
19952         (jump): Updated the attributes.
19953         (switch): Update to support new targets. CC_REGNUM register is
19954         clobbered and attributes are updated.
19955         (call_internal_short, call_internal_long, call_value_internal_short,
19956         call_value_internal_long): Updated the attributes.
19957         (zero_extendhisi2, zero_extendqisi2): CC_REGNUM register is
19958         clobbered and attributes are updated.
19959         (extendhisi_insn, extendhisi2, extendqisi_insn, extendqisi2):
19960         Update to support new targets. CC_REGNUM register is clobbered.
19961         (ashlsi3_v850e2, lshrsi3_v850e2, ashrsi3_v850e2): New shift
19962         instructions.
19963         (lshrsi3, ashrsi3): CC_REGNUM register is clobbered and attributes
19964         are updated.
19965         (ffssi2, addsf3, adddf3, subsf3, subdf3, mulsf3, muldf3, divsf3,
19966         divdf3, minsf3, mindf3, maxsf3, maxdf3, abssf2, absdf2, negsf2,
19967         negdf2, sqrtsf2, sqrtdf2, truncsfsi2, truncdfsi2, floatsisf2,
19968         floatsidf2, extendsfdf2, extenddfsf2, recipsf2, recipdf2,
19969         rsqrtsf2, rsqrtdf2, maddsf4, msubsf4, nmaddsf4, nmsubsf4,
19970         cmpsf_le_insn, cmpsf_lt_insn, cmpsf_ge_insn, cmpsf_gt_insn,
19971         cmpsf_eq_insn, cmpsf_ne_insn, cmpdf_le_insn, cmpdf_lt_insn,
19972         cmpdf_ge_insn, cmpdf_gt_insn, cmpdf_eq_insn, cmpdf_ne_insn, trfsr,
19973         movsfcc, movdfcc, movsfcc_z_insn, movsfcc_nz_insn, movdfcc_z_insn,
19974         movdfcc_nz_insn, movedfcc_z_zero, movedfcc_nz_zero): New floating
19975         point instructions defined for V850e2v3 target.
19976         (callt_save_interrupt, callt_return_interrupt, return_interrupt):
19977         Add support for V850E2 targets and CC_REGNUM register is clobbered.
19978         (callt_save_all_interrupt, callt_restore_all_interrupt): Add
19979         support for new targets.
19980         * config/v850/v850-modes.def: New file.
19981         * config/v850/v850.opt(mstrict-align): Remove.
19982         (mno-strict-align, mjump-tables-in-data-section, mv850e2,
19983         mv850e2v3): New command line options for V850.
19984         * config.gcc: Update the newly added files.
19985         * doc/invoke.texi: Update the newly added command line options for
19986         V850 target.
19988 2010-07-26  Richard Guenther  <rguenther@suse.de>
19990         PR tree-optimization/45052
19991         * ipa-pure-const.c (check_stmt): Check volatileness.
19993 2010-07-25  Eric Botcazou  <ebotcazou@adacore.com>
19995         PR target/44707
19996         * config/sparc/sparc-protos.h (sparc_legitimize_reload_address): New.
19997         * config/sparc/sparc.c: Include reload.h.
19998         (legitimize_tls_address): Rename into...
19999         (sparc_legitimize_tls_address): ...this.
20000         (legitimize_pic_address): Rename into...
20001         (sparc_legitimize_pic_address): ...this.
20002         (sparc_expand_move): Adjust to above renaming.
20003         (sparc_tls_referenced_p): Likewise.
20004         (sparc_legitimize_tls_address): Likewise.
20005         (sparc_legitimize_pic_address): Likewise.
20006         (sparc_legitimize_address): Likewise.
20007         (sparc_output_mi_thunk): Likewise.
20008         (sparc_legitimize_reload_address): New global function.  Recognize
20009         (lo_sum (high ...) ...) patterns generated by earlier passes.
20010         * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Use above function.
20012 2010-07-25  Eric Botcazou  <ebotcazou@adacore.com>
20014         PR target/44484
20015         * config/sparc/predicates.md (memory_reg_operand): Delete.
20016         * config/sparc/sync.md (sync_compare_and_swap): Minor tweaks.
20017         (*sync_compare_and_swap): Encode the address form in the pattern.
20018         (*sync_compare_and_swapdi_v8plus): Likewise.
20020 2010-07-24  Gerald Pfeifer  <gerald@pfeifer.com>
20022         * doc/install.texi (Specific, *-*-freebsd*): Adjust to recent changes.
20023         Streamline paragraph on compatibility with the system compiler.
20025 2010-07-24  Steven Bosscher  <steven@gcc.gnu.org>
20027         PR middle-end/45035
20028         * alias.c (true_dependence_1): Fix thinko in merge of old
20029         true_dependence and canon_true_dependence.
20031 2010-07-23  Jan Hubicka  <jh@suse.cz>
20033         * lto-streamer-out.c (write_symbol): Fix visibilities of external
20034         references.
20036 2010-07-23  Le-Chun Wu  <lcwu@google.com>
20038         * omega.c (omega_eliminate_redundant): Remove a self-assign statement.
20039         * tree-ssa-ccp.c (ccp_lattice_meet): Remove a self-assign statement
20040         and an unnecessary assignment.
20041         * dbxout.c (DEBUGGER_ARG_OFFSET): Change OFFSET to OFFSET+0 to avoid
20042         self-assign warning.
20043         * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Remove
20044         unnecessary self-init.
20046 2010-07-23  Richard Guenther  <rguenther@suse.de>
20048         PR lto/43071
20049         * gcc.c (LINK_COMMAND_SPEC): Filter out -fcompare-debug
20050         for -flto and -fwhopr.
20052 2010-07-23  Kai Tietz  <kai.tietz@onevision.com>
20054         PR target/41943
20055         * Makefile.in (USER_H_INC_NEXT_PRE, USER_H_INC_NEXT_POST): New.
20056         (stmp-int-hdrs): Prefix/postfix headers by include_next.
20057         * config.gcc (user_headers_inc_next_pre): New.
20058         (user_headers_inc_next_post): Likewise.
20059         (*-w64-mingw*): Use for float.h post-fixing, and for
20060         stddef.h/stdarg.h pre-fixing by include_next.
20061         * configure.ac (user_headers_inc_next_post): New.
20062         (user_headers_inc_next_pre): New.
20063         * configure: Regenerated.
20065 2010-07-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20067         * configure.ac: Don't disable TLS on Solaris 8/9 by default
20068         Set tga_func for Solaris 2/x86 resp. SPARC.
20069         Remove duplicate parts of sparc*-sun-solaris2.* TLS check.
20070         (LIB_THREAD_LDFLAGS_SPEC): Define.
20071         (LIB_TLS_SPEC): Define.  Check for required Sun ld version.
20072         * configure: Regenerate.
20073         * config.in: Regenerate.
20074         * config/sol2.h (LIB_SPEC): Use LIB_THREAD_LDFLAGS_SPEC with
20075         -pthread, -threads, LIB_TLS_SPEC with -pthread.
20076         * doc/install.texi (Specific, *-*-solaris2*): Document use of
20077         alternate thread libraries on Solaris 8.
20078         Document TLS patch requirements.
20079         * doc/sourcebuild.texi (Add Options): Sort alphabetically.
20080         Document tls.
20082         PR target/18788
20083         * config/sol2.h (LIB_SPEC): Link with thread libraries even with
20084         -shared.
20086 2010-07-23  Jakub Jelinek  <jakub@redhat.com>
20088         * tree.h (struct tree_base): Add nameless_flag bitfield.
20089         (TYPE_NAMELESS, DECL_NAMELESS): Define.
20090         * omp-low.c (create_omp_child_function, scan_omp_parallel,
20091         scan_omp_task, lower_omp_taskreg): Set DECL_NAMELESS and/or
20092         DECL_ARTIFICIAL where needed.
20093         * dwarf2out.c (dwarf2_name): Return NULL if DECL_NAMELESS.
20094         (type_tag): Return NULL if TYPE_NAMELESS or if TYPE_DECL
20095         has DECL_NAMELESS set.
20097 2010-07-23  Martin Jambor  <mjambor@suse.cz>
20099         PR tree-optimization/44915
20100         * ipa-cp.c (cgraph_gate_cp): Also check that optimize is true.
20101         * ipa-inline.c (cgraph_mark_inline_edge): Likewise.
20102         (analyze_function): Likewise.
20104 2010-07-23  Martin Jambor  <mjambor@suse.cz>
20106         PR tree-optimization/44914
20107         * tree-sra.c (sra_modify_function_body): Return true if CFG was
20108         changed, add purging dead eh edges.
20109         (ipa_sra_modify_function_body): Return true if CFG was changed,
20110         simplify purging dead eh edges.
20111         (modify_function): Return true if CFG was changed.
20112         (perform_intra_sra): Add TODO_cleanup_cfg to the return value if CFG
20113         was changed.
20114         (ipa_early_sra): Likewise.
20116 2010-07-23  Jie Zhang  <jie@codesourcery.com>
20118         PR target/44290
20119         * attribs.c (decl_attributes): Insert "noinline" and "noclone"
20120         if "naked".
20121         * tree-sra.c (ipa_sra_preliminary_function_checks): Return
20122         false if ! tree_versionable_function_p.
20124 2010-07-23  Nathan Froyd  <froydnj@codesourcery.com>
20126         * builtins.def (BUILT_IN_ARGS_INFO): Remove.
20127         * ipa-pure-const.c (special_builtlin_state): Remove
20128         BUILT_IN_ARGS_INFO case.
20129         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20130         * builtins.c (expand_builtin): Likewise.
20131         (expand_builtin_args_info): Remove.
20132         * doc/tm.texi (__builtin_args_info): Remove.
20133         (__builtin_next_arg): Adjust to not refer to __builtin_args_info.
20134         * doc/tm.text.in: Likewise.
20136 2010-07-23  Richard Guenther  <rguenther@suse.de>
20138         * lto-symtab.c (lto_symtab_merge): Use gtc_mode enum values.
20139         (lto_symtab_merge_decls_2): Likewise.
20140         * tree-ssa.c (useless_type_conversion_p): Likewise.
20141         * lto-streamer-in.c (input_gimple_stmt): Likewise.
20142         * gimple.c (gtc_visited2, gtc_ob2): Remove.
20143         (struct type_pair_d): Make same_p an array indexed by mode.
20144         Update comment.
20145         (lookup_type_pair): Update initialization.
20146         (struct sccs): Adjust same_p type.
20147         (gimple_types_compatible_p_1, gtc_visit, gimple_types_compatible_p):
20148         Adjust.
20149         (print_gimple_types_stats): Likewise.
20150         * gimple.h (enum gtc_mode): New.
20151         (gimple_types_compatible_p): Adjust prototype.
20153 2010-07-23  Daniel Jacobowitz  <dan@codesourcery.com>
20155         * dwarf2out.c (dwarf2out_frame_debug): Check for queued saves
20156         again after processing insn.
20158 2010-07-23  Jie Zhang  <jie@codesourcery.com>
20160         * tree-sra.c (ipa_sra_preliminary_function_checks): Dump
20161         proper words when !tree_versionable_function_p.
20163 2010-07-23  Richard Guenther  <rguenther@suse.de>
20165         PR tree-optimization/45037
20166         * tree-ssa-loop-ivopts.c (copy_ref_info): Handle NULL base.
20168 2010-07-23  Jie Zhang  <jie@codesourcery.com>
20170         * doc/extend.texi: Remove IP2K from the description of naked attribute.
20171         Add MCORE instead.
20173 2010-07-10  Andi Kleen  <ak@linux.intel.com>
20175         PR lto/44992
20176         * lto-opts.c (lto_write_options): Add NULL file_data argument to
20177         lto_get_section_name.
20178         * lto-section-out.c (lto_destroy_simple_output_block): Likewise.
20179         * lto-streamer-out.c (produce_asm): Likewise.
20180         (copy_function): Likewise.
20181         (produce_symtab): Likewise.
20182         (produce_asm_for_decls): Likewise.
20183         * lto-streamer.c (lto_get_section_name): Add file_data argument.
20184         Rewrite to add random postfix to LTO sections.
20185         * lto-streamer.h (lto_file_decl_data): Add next, id, resolutions.
20186         (lto_get_section_name): Add file_data argument to prototype.
20188 2010-07-10  Andi Kleen  <ak@linux.intel.com>
20190         * lto-section-in.c (lto_section_name): Synchronize names
20191         with lto_get_section_name.
20193 2010-07-10  Andi Kleen  <ak@linux.intel.com>
20195         * lto-opts.c (lto_read_file_options): Check for missing section.
20197 2010-07-22  Bernd Schmidt  <bernds@codesourcery.com>
20199         * ira.c (check_allocation): Correctly handle the case where an allocno
20200         with two objects was allocated to a single reg.
20202 2010-07-22  Richard Sandiford  <rdsandiford@googlemail.com>
20204         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): New function.
20205         (is_widening_mult_p): Likewise.
20206         (convert_to_widen): Use them.
20207         (convert_plusminus_to_widen): Likewise.  Handle fixed-point types as
20208         well as integer ones.
20210 2010-07-22  Steven Bosscher  <steven@gcc.gnu.org>
20212         * alias.c (true_dependence_1): New function, merged version of
20213         true_dependence and canon_true_dependence.
20214         (true_dependence): Simplify.
20215         (canon_true_dependence): Simplify.
20217 2010-07-22  Richard Henderson  <rth@redhat.com>
20219         PR target/45027
20220         * config/i386/i386.c (setup_incoming_varargs_64): Force the use
20221         of V4SFmode for the SSE saves; increase stack alignment if needed.
20222         (ix86_gimplify_va_arg): Don't increase stack alignment here.
20224 2010-07-22  Jakub Jelinek  <jakub@redhat.com>
20226         PR bootstrap/45028
20227         * recgprop.c (copyprop_hardreg_forward_1): If changed is true,
20228         call cprop_find_used_regs again via note_uses.
20230 2010-07-22  Eric Botcazou  <ebotcazou@adacore.com>
20232         * alias.c (get_alias_set): Fix formatting issues.
20234 2010-07-22  Steve Ellcey  <sje@cup.hp.com>
20236         PR middle-end/44878
20237         * stmt.c (expand_value_return):  Call promote_function_mode with
20238         a for_return argument of 2 when returning by reference.
20240 2010-07-22  Dodji Seketeli  <dodji@redhat.com>
20242         PR debug/45024
20243         * dwarf2out.c (scope_die_for): Don't fall back to the compilation
20244         unit DIE if we can find the scope DIE.
20246 2010-07-22  Bernd Schmidt  <bernds@codesourcery.com>
20248         * ira-build.c (ira_create_object): New arg SUBWORD; all callers
20249         changed.  Initialize OBJECT_SUBWORD.
20250         (ira_create_allocno): Clear ALLOCNO_NUM_OBJECTS.
20251         (ira_create_allocno_objects): Renamed from ira_create_allocno_object;
20252         all callers changed.
20253         (merge_hard_reg_conflicts): Iterate over allocno subobjects.
20254         (finish_allocno): Likewise.
20255         (move_allocno_live_ranges, copy_allocno_live_ranges): Likewise.
20256         (remove_low_level_allocnos): Likewise.
20257         (update_bad_spill_attribute): Likewise.
20258         (setup_min_max_allocno_live_range_point): Likewise.
20259         (sort_conflict_id_map): Likewise.
20260         (ira_flattening): Likewise.  Use ior_hard_reg_conflicts.
20261         (ior_hard_reg_conflicts): New function.
20262         (ior_allocate_object_conflicts): Renamed first argument to OBJ.
20263         (compress_conflict_vecs): Iterate over objects, not allocnos.
20264         (ira_add_live_range_to_object): New function.
20265         (object_range_compare_func): Renamed from allocno_range_compare_func.
20266         All callers changed.
20267         (setup_min_max_conflict_allocno_ids): For allocnos with multiple
20268         subobjects, widen the min/max range of the lowest-order object to
20269         potentially include all other such low-order objects.
20270         * ira.c (ira_bad_reload_regno_1): Iterate over allocno subobjects.
20271         (check_allocation): Likewise.  Use more fine-grained tests for register
20272         conflicts.
20273         * ira-color.c (allocnos_have_intersected_live_ranges_p): Iterate over
20274         allocno subobjects.
20275         (assign_hard_reg): Keep multiple sets of conflicts.  Make finer-grained
20276         choices about which bits to set in each set.  Don't use
20277         ira_hard_reg_not_in_set_p, perform a more elaborate test for conflicts
20278         using the multiple sets we computed.
20279         (push_allocno_to_stack): Iterate over allocno subobjects.
20280         (all_conflicting_hard_regs_coalesced): New static function.
20281         (setup_allocno_available_regs_num): Use it.
20282         (setup_allocno_left_conflicts_size): Likewise.  Iterate over allocno
20283         subobjects.
20284         (coalesced_allocno_conflict): Test subobject 0 in each allocno.
20285         (setup_allocno_priorities): Divide ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
20286         by ALLOCNO_NUM_OBJECTS.
20287         (calculate_spill_cost): Likewise.
20288         (color_pass): Express if statement in a more normal way.
20289         (ira_reassign_conflict_allocnos): Iterate over allocno subobjects.
20290         (slot_coalesced_allocno_live_ranges_intersect_p): Likewise.
20291         (setup_slot_coalesced_allocno_live_ranges): Likewise.
20292         (allocno_reload_assign): Likewise.
20293         (ira_reassign_pseudos): Likewise.
20294         (fast_allocation): Likewise.
20295         * ira-conflicts.c (build_conflict_bit_table): Likewise.
20296         (print_allocno_conflicts): Likewise.
20297         (ira_build_conflicts): Likewise.
20298         (allocnos_conflict_for_copy_p): Renamed from allocnos_conflict_p.  All
20299         callers changed.  Test subword 0 of each allocno for conflicts.
20300         (build_object_conflicts): Renamed from build_allocno_conflicts.  All
20301         callers changed.  Iterate over allocno subobjects.
20302         * ira-emit.c (modify_move_list): Iterate over allocno subobjects.
20303         * ira-int.h (struct ira_allocno): New member: num_objects.
20304         Rename object to objects and change it into an array.
20305         (ALLOCNO_OBJECT): Add new argument N.
20306         (ALLOCNO_NUM_OBJECTS, OBJECT_SUBWORD): New macros.
20307         (ira_create_allocno_objects): Renamed from ira_create_allocno_object.
20308         (ior_hard_reg_conflicts): Declare.
20309         (ira_add_live_range_to_object): Declare.
20310         (ira_allocno_object_iterator): New.
20311         (ira_allocno_object_iter_init, ira_allocno_object_iter_cond): New.
20312         (FOR_EACH_ALLOCNO_OBJECT): New macro.
20313         * ira-lives.c (objects_live): Renamed from allocnos_live; all
20314         uses changed.
20315         (allocnos_processed): New sparseset.
20316         (make_object_born): Renamed from make_allocno_born; take an
20317         ira_object_t argument.  All callers changed.
20318         (make_object_dead): Renamed from make_allocno_dead; take an
20319         ira_object_t argument.  All callers changed.
20320         (update_allocno_pressure_excess_length): Take an ira_obejct_t argument.
20321         All callers changed.
20322         (mark_pseudo_regno_live): Iterate over allocno subobjects.
20323         (mark_pseudo_regno_dead): Likewise.
20324         (mark_pseudo_regno_subword_live, mark_pseudo_regno_subword_dead): New
20325         functions.
20326         (mark_ref_live): Detect subword accesses and call
20327         mark_pseudo_regno_subword_live as appropriate.
20328         (mark_ref_dead): Likewise for mark_pseudo_regno_subword_dead.
20329         (process_bb_nodes_live): Deal with object-related updates first; set
20330         and test bits in allocnos_processed to avoid computing allocno
20331         statistics more than once.
20332         (create_start_finish_chains): Iterate over objects, not allocnos.
20333         (print_object_live_ranges): New function.
20334         (print_allocno_live_ranges): Use it.
20335         (ira_create_allocno_live_ranges): Allocate and free allocnos_processed
20336         and objects_live.
20338 2010-07-22  Richard Guenther  <rguenther@suse.de>
20340         PR lto/42451
20341         * gimple.c (gtc_next_dfs_num): New global.
20342         (struct sccs): Make value a union, add integer same_p member.
20343         (gtc_visit): New function.
20344         (gimple_types_compatible_p_1): New function, split out from ...
20345         (gimple_types_compatible_p): ... here.  Start a DFS walk here.
20346         (iterative_hash_gimple_type): Adjust for sccs change.
20348 2010-07-22  Martin Jambor  <mjambor@suse.cz>
20350         PR tree-optimization/44891
20351         * tree-sra.c: Include gimple-pretty-print.h.
20352         (replace_uses_with_default_def_ssa_name): Renamed to
20353         get_repl_default_def_ssa_name, return the new SSA name instead of
20354         replacing the old one.
20355         (sra_modify_assign): Dump a message when removing a load, if the LHS
20356         is an SSA_NAME, do not do any propagation, just set the RHS to a
20357         default definition SSA NAME, type convert if necessary.
20358         * Makefile.in (tree-sra.o): Add gimple-pretty-print.h to dependencies.
20360 2010-07-22  Richard Guenther  <rguenther@suse.de>
20362         PR tree-optimization/45017
20363         * tree-ssa-sccvn.c (vn_reference_eq): Make sure we honor
20364         TYPE_PRECISION of integral types in addition to size.
20366 2010-07-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
20368         * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Default to GLIBC
20369         when no C library is specified.
20371 2010-07-22  Martin Jambor  <mjambor@suse.cz>
20373         * ipa-prop.h (struct ipa_node_params): Updated comment.
20374         (struct ipa_edge_args): Likewise.
20375         * Makefile.in (ipa-prop.o): Remove bogus $(GIMPLE_FOLD_H) dependency.
20377 2010-07-22  Martin Jambor  <mjambor@suse.cz>
20379         * cgraphunit.c (verify_edge_count_and_frequency): New function.
20380         (verify_cgraph_node): Verify frequencies of indirect edges.
20381         * tree-inline.c (tree_function_versioning): Update frequencies of
20382         indirect edges.
20384 2010-07-22  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
20386         PR target/43698
20387         * config/arm/arm.md: Split arm_rev into *arm_rev and *thumb1_rev.
20388         Set *arm_rev to be predicable.
20390 2010-07-22  Iain Sandoe  <iains@gcc.gnu.org>
20392         * config/darwin.h (LINK_COMMAND_SPEC): Split into...
20393         (LINK_COMMAND_SPEC_A): New.
20394         (DSYMUTIL): New.
20395         (DSYMUTIL_SPEC): New.
20396         * config/darwin9.h (LINK_COMMAND_SPEC): Remove.
20397         (DSYMUTIL_SPEC): Update for darwin >= 9 requirements.
20399 2010-07-22  Iain Sandoe  <iains@gcc.gnu.org>
20401         * calls.c (load_register_parameters): Move check for zero
20402         sized items so that only the call to
20403         mem_overlaps_already_clobbered_arg_p () is protected.
20405 2010-07-22  Jan Hubicka  <jh@suse.cz>
20407         * ipa-pure-const.c (varying_state): Break out from ...
20408         (get_function_state): ... here; always return varying_state
20409         when state would be NULL otherwise.
20410         (remove_node_data): Do not free varying state.
20412 2010-07-22  Bernd Schmidt  <bernds@codesourcery.com>
20414         PR bootstrap/44970
20415         PR middle-end/45009
20416         * postreload.c: Include "target.h".
20417         (reload_combine_closest_single_use): Don't take DEBUG_INSNs
20418         into account.
20419         (fixup_debug_insns): Don't copy the rtx.
20420         (reload_combine_recognize_const_pattern): DEBUG_INSNs can't have uses.
20421         Don't copy when replacing.  Call fixup_debug_insns in the case where
20422         we merged one add with another.
20423         (reload_combine_recognize_pattern): Fail if there aren't any uses.
20424         Try harder to determine whether we're picking a valid index register.
20425         Don't set store_ruid for an insn we're going to scan in the
20426         next iteration.
20427         (reload_combine): Remove unused code.
20428         (reload_combine_note_use): When updating use information for
20429         an old insn, ignore a use that occurs after store_ruid.
20430         * Makefile.in (postreload.o): Update dependencies.
20432         * function.c (record_hard_reg_sets): Restrict the previous change
20433         to cases where the incoming nominal mode is the same as the
20434         incoming promoted mode and everything happens in MODE_INT.
20436 2010-07-21  Jakub Jelinek  <jakub@redhat.com>
20438         PR debug/45015
20439         * var-tracking.c (adjust_mems): Ignore ASM_OPERANDS with non-zero
20440         ASM_OPERANDS_OUTPUT_IDX.
20441         (adjust_insn): For inline asm with multiple sets ensure first
20442         ASM_OPERANDS vectors are used by all following ASM_OPERANDS in
20443         the insn.
20445 2010-07-21  Richard Henderson  <rth@redhat.com>
20447         * config/i386/i386.c (setup_incoming_varargs_64): Emit a simple
20448         comparison for avoiding xmm register saves.  Emit the xmm register
20449         saves explicitly.
20450         * config/i386/i386.md (UNSPEC_SSE_PROLOGUE_SAVE): Remove.
20451         (UNSPEC_SSE_PROLOGUE_SAVE_LOW): Remove.
20452         (sse_prologue_save, sse_prologue_save_insn1, sse_prologue_save_insn):
20453         Remove patterns and the associated splitters.
20455 2010-07-21  Changpeng Fang  <changpeng.fang@amd.com>
20457         * tree-ssa-loop-prefetch.c (analyze_ref): Strip off the real
20458         and imagine parts of a complex, so that they can have the same
20459         base and fall into the same group.
20461 2010-07-21  Richard Guenther  <rguenther@suse.de>
20463         PR lto/45018
20464         * tree.c (find_decls_types_r): Do not follow TREE_CHAIN
20465         of TYPE_DECLs.  Do not follow TYPE_NEXT_VARIANT,
20466         TYPE_NEXT_PTR_TO, nor TYPE_NEXT_REF_TO or TYPE_CANONICAL.
20468 2010-07-21  Martin Jambor  <mjambor@suse.cz>
20470         PR tree-optimization/44900
20471         * tree-sra.c (load_assign_lhs_subreplacements): Updated comments.
20472         (sra_modify_assign): Move gsi to the next statmenent unconditionally.
20474 2010-07-21  Bernd Schmidt  <bernds@codesourcery.com>
20476         PR middle-end/44738
20477         * tree-ssa.c (warn_uninit): Avoid emitting an unnecessary message.
20479 2010-07-21  Richard Guenther  <rguenther@suse.de>
20481         PR middle-end/45013
20482         * tree-ssa.c (useless_type_conversion_p): Dispatch to
20483         gimple_types_compatible_p only when in lto.
20484         * gimple.c (gimple_types_compatible_p): Use canonical types
20485         to speed up comparison.
20487 2010-07-21  Richard Guenther  <rguenther@suse.de>
20489         * tree-flow.h (referenced_var): Move define ...
20490         * tree-flow-inline.h (referenced_var): ... here as an inline
20491         function.  Assert here ...
20492         * tree-dfa.c (referenced_var_lookup): ... instead of here.
20493         * tree-ssa.c (maybe_optimize_var): Check if the variable
20494         is in referenced vars.
20495         (execute_update_addresses_taken): Remove old broken check.
20496         * gimple-pretty-print.c (pp_points_to_solution): Use
20497         referenced_var_lookup.
20498         * tree-into-ssa.c (dump_decl_set): Likewise.
20500 2010-07-21  Jakub Jelinek  <jakub@redhat.com>
20502         PR debug/45003
20503         * var-tracking.c (reverse_op): Also handle {SIGN,ZERO}_EXTEND of a MEM.
20504         * dwarf2out.c (loc_descriptor): Don't handle SIGN_EXTEND nor
20505         ZERO_EXTEND here.
20507 2010-07-20  Richard Henderson  <rth@redhat.com>
20509         * vxworks.c (vxworks_emutls_var_fields): Pass locus to build_decls.
20511 2010-07-20  Bernd Schmidt  <bernds@codesourcery.com>
20513         * config/arm/arm.md (thumb1_addsi3): Add alternative and split for
20514         computing the sum of the stack pointer and a large constant.
20515         * config/arm/constraints.md (M): Remove superfluous parentheses.
20516         (Pc): New constraint.
20518 2010-07-20  Jakub Jelinek  <jakub@redhat.com>
20520         PR debug/45006
20521         * cfgexpand.c (expand_debug_expr): Only look at TYPE_UNSIGNED of
20522         operand's type if exp is tcc_unary class tree.
20524 2010-07-20  Nathan Froyd  <froydnj@codesourcery.com>
20526         * config/rs6000/rs6000.md (abs<mode>2_isel, nabs<mode>2_isel):
20527         Reverse sense of if_then_else condition.
20529 2010-07-20  Nathan Froyd  <froydnj@codesourcery.com>
20531         * config/rs6000/rs6000.opt (mblock-move-inline-limit): New option.
20532         * config/rs6000/rs6000.c (rs6000_override_options): Set
20533         rs6000_block_move_inline_limit appropriately.
20534         (expand_block_move): Use rs6000_block_move_inline_limit.
20535         * doc/invoke.texi (mblock-move-inline-limit): Document.
20537 2010-07-20  Bernd Schmidt  <bernds@codesourcery.com>
20539         * postreload.c (fixup_debug_insns): Remove arg REGNO.  New args
20540         FROM and TO.  All callers changed.  Don't look for tracked uses,
20541         just scan the RTL for DEBUG_INSNs and substitute.
20542         (reload_combine_recognize_pattern): Call fixup_debug_insns.
20543         (reload_combine): Ignore DEBUG_INSNs.
20545 2010-07-20  Jakub Jelinek  <jakub@redhat.com>
20547         * var-tracking.c (vt_expand_loc, vt_expand_loc_dummy): Bump maximum
20548         depth to 8 from 5.
20550         PR debug/45003
20551         * cfgexpand.c (expand_debug_expr) <case NOP_EXPR>: Use ZERO_EXTEND
20552         or SIGN_EXTEND depending on TYPE_UNSIGNED of the operand's type
20553         instead of the result's type.
20555 2010-07-20  Richard Guenther  <rguenther@suse.de>
20557         PR tree-optimization/44977
20558         * tree-ssa-dom.c (propagate_rhs_into_lhs): Do not create invalid
20559         SSA form.
20561 2010-07-20  Richard Guenther  <rguenther@suse.de>
20563         * lto-symtab.c (lto_symtab_merge): Use gimple_types_compatible_p.
20564         (lto_symtab_merge_decls_2): Likewise.
20565         * gimple.h (gimple_types_compatible_p): Declare.
20566         * gimple.c (gimple_queue_type_fixup): Remove.
20567         (gimple_fixup_complete_and_incomplete_subtype_p): Likewise.
20568         (gimple_compatible_complete_and_incomplete_type_p): New function.
20569         (gimple_types_compatible_p): Adjust.
20570         (gimple_register_type): Remove type fixup code.
20571         (print_gimple_types_stats): Adjust.
20572         (free_gimple_type_tables): Likewise.
20573         * lto-streamer-in.c (input_gimple_stmt): Use gimple_types_compatible_p.
20574         * tree-ssa.c (useless_type_conversion_p): Likewise.
20576 2010-07-20  Richard Guenther  <rguenther@suse.de>
20578         PR middle-end/44971
20579         PR middle-end/44988
20580         * tree-ssa.c (maybe_optimize_var): New function split out from ...
20581         (execute_update_addresses_taken): ... here.
20582         (non_rewritable_mem_ref_base): Likewise.
20583         (execute_update_addresses_taken): Do not iterate over all referenced
20584         vars but just all local decls and parms.
20585         Properly check call and asm arguments and rewrite call arguments.
20587 2010-07-20  Maxim Kuvyrkov  <maxim@codesourcery.com>
20589         * config.gcc (LIBC_GLIBC, LIBC_UCLIBC, LIBC_BIONIC): Move constants
20590         to top level.
20591         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Move Android-specific
20592         definitions ...
20593         * config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): ... here.
20594         New macro.
20595         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Use it.
20597 2010-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
20599         * gengtype.c (start_root_entry): New function, split out from
20600         write_root.  Check whether V is null and raise an error if so.
20601         (write_field_root): Check for V being null.  Don't raise an error here;
20602         set V to null instead.
20603         (write_root): Update comment above function.  Use start_root_entry.
20605 2010-07-19  Xinliang David Li  <davidxl@google.com>
20607         PR testsuite/44932
20608         * tree-ssa-uninit.c (collect_phi_def_edges): Fix bug collecting
20609         def edges.
20610         (find_uninit_use): Add dump.
20611         (is_use_properly_guarded): Ditto.
20612         (warn_uninitialized_phi): Ditto.
20613         (execute_late_warn_uninitialized): Ditto.
20615 2010-07-19  Richard Guenther  <rguenther@suse.de>
20617         PR middle-end/44941
20618         * expr.c (emit_block_move_hints): Move zero size check first.
20619         Move asserts to more useful places.
20620         * calls.c (load_register_parameters): Check for zero size.
20622 2010-07-19  Richard Henderson  <rth@redhat.com>
20624         * tree-optimize.c (execute_all_early_local_passes): New.  Change
20625         cgraph_state here ...
20626         (execute_early_local_optimizations): ... not here.  Remove.
20627         (pass_early_local_passes, pass_all_early_optimizations): Update.
20629 2010-07-19  Bernd Schmidt  <bernds@codesourcery.com>
20631         * postreload.c (reload_combine_closest_single_use): Ignore the
20632         number of uses for DEBUG_INSNs.
20633         (fixup_debug_insns): New static function.
20634         (reload_combine_recognize_const_pattern): Use it.  Don't let the
20635         main loop be affected by DEBUG_INSNs.
20636         Really disallow moving adds past a jump insn.
20637         (reload_combine_recognize_pattern): Don't update use_ruid here.
20638         (reload_combine_note_use): Do it here.
20639         (reload_combine): Use control_flow_insn_p rather than JUMP_P.
20641 2010-07-19  Bingfeng Mei  <bmei@broadcom.com>
20643         * ddg.c (create_ddg): Exclude nodes of debug_insn in counting nodes
20644         of a loop.
20645         * loop-doloop.c (doloop_condition_get): Skip possible debug_insn.
20647 2010-07-19  Iain Sandoe  <iains@gcc.gnu.org>
20649         * config/i386/darwin.h: Define darwin_emit_branch_islands.
20650         (TARGET_MACHO_BRANCH_ISLANDS): New.
20651         (FUNCTION_PROFILER): Use TARGET_MACHO_BRANCH_ISLANDS.
20652         * config/i386/i386.h (TARGET_MACHO_BRANCH_ISLANDS): Define a
20653         default value.
20654         * config/i386/i386.c (output_pic_addr_const): Do not emit
20655         branch islands unless TARGET_MACHO_BRANCH_ISLANDS is set.
20656         (x86_output_mi_thunk): Adjust symbol creation.
20657         * config/rs6000/darwin.h: Define darwin_emit_branch_islands.
20658         Remove out of date comment.
20659         * config/rs6000/rs6000.c (print_operand): Adjust symbol.
20660         (DARWIN_LINKER_GENERATES_ISLANDS): Remove.
20661         (DARWIN_GENERATE_ISLANDS): Ditto.
20662         (output_call):  Do not emit branch islands unless
20663         darwin_emit_branch_islands is set.
20664         * config/darwin.c: Declare darwin_emit_branch_islands.
20665         (machopic_indirect_data_reference): Do not emit unless
20666         darwin_emit_branch_islands is set.
20667         (darwin_override_options): Set darwin_emit_branch_islands
20668         where it is needed.
20669         * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Remove.
20671 2010-07-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20673         * doc/sourcebuild.texi (Effective-Target Keywords): Document
20674         sse_runtime, sse2_runtime.
20676 2010-07-18  Richard Sandiford  <rdsandiford@googlemail.com>
20678         * config/mips/mips.c (mips16_build_call_stub): Zero-extend the
20679         low half of a single-register SCmode return value before ORing
20680         it with the high half.
20681         * config/mips/mips16.S (MERGE_GPRf): Likewise.
20683 2010-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
20685         PR target/44805
20686         * config/pa/pa.h (CONSTANT_ALIGNMENT): Align strings to BITS_PER_WORD
20687         on all targets.
20689 2010-07-17  Bernd Schmidt  <bernds@codesourcery.com>
20691         PR target/42235
20692         * postreload.c (reload_cse_move2add): Return bool, true if anything.
20693         changed.  All callers changed.
20694         (move2add_use_add2_insn): Likewise.
20695         (move2add_use_add3_insn): Likewise.
20696         (reload_cse_regs): If reload_cse_move2add changed anything, rerun
20697         reload_combine.
20698         (RELOAD_COMBINE_MAX_USES): Bump to 16.
20699         (last_jump_ruid): New static variable.
20700         (struct reg_use): New members CONTAINING_MEM and RUID.
20701         (reg_state): New members ALL_OFFSETS_MATCH and REAL_STORE_RUID.
20702         (reload_combine_split_one_ruid, reload_combine_split_ruids,
20703         reload_combine_purge_insn_uses, reload_combine_closest_single_use
20704         reload_combine_purge_reg_uses_after_ruid,
20705         reload_combine_recognize_const_pattern): New static functions.
20706         (reload_combine_recognize_pattern): Verify that ALL_OFFSETS_MATCH
20707         is true for our reg and that we have available index regs.
20708         (reload_combine_note_use): New args RUID and CONTAINING_MEM.  All
20709         callers changed.  Use them to initialize fields in struct reg_use.
20710         (reload_combine): Initialize last_jump_ruid.  Be careful when to
20711         take PREV_INSN of the scanned insn.  Update REAL_STORE_RUID fields.
20712         Call reload_combine_recognize_const_pattern.
20713         (reload_combine_note_store): Update REAL_STORE_RUID field.
20715 2010-07-16  Jason Merrill  <jason@redhat.com>
20717         * Makefile.in (opts-common.o): Depend on options.h.
20719 2010-07-16  Nathan Froyd  <froydnj@codesourcery.com>
20721         * tree.c (build_common_builtin_nodes): Use build_function_type_list
20722         instead of build_function_type.
20723         * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise.
20724         * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
20726 2010-07-16  Nathan Froyd  <froydnj@codesourcery.com>
20728         * config/rs6000/rs6000.c (rs6000_emit_sISEL): Let rs6000_emit_int_cmove
20729         do all the work.
20730         (rs6000_emit_int_cmove): Use function pointers for insn generation.
20731         Don't force values into registers unnecessarily.
20732         (output_isel): Assert that we're not given conditions we can't handle.
20733         Delete corresponding code.
20734         * config/rs6000/rs6000.md (isel_signed_<mode>): Use
20735         scc_comparison_operator constraint.  Permit 0 for the consequent
20736         operand.  Permit any GPR for the alternative operand.
20737         (isel_unsigned_<mode>): Likewise.
20739 2010-07-16  Jakub Jelinek  <jakub@redhat.com>
20741         PR target/44942
20742         * config/i386/i386-protos.h (ix86_function_arg_boundary): Change second
20743         argument to const_tree.
20744         * config/i386/i386.c (function_arg_advance): If padding needs to be
20745         inserted before argument, increment cum->words by number of padding
20746         words as well.
20747         (contains_aligned_value_p): Change argument to const_tree.
20748         (ix86_function_arg_boundary): Change second argument to const_tree.
20750 2010-07-16  Bernd Schmidt  <bernds@codesourcery.com>
20752         PR target/42235
20753         * function.c (record_hard_reg_sets): New static function.
20754         (assign_parm_setup_reg): If an optab for extending exists and the
20755         generated code clobbbers no hard regs, emit the insn directly and
20756         create a REG_EQUIV note.
20758 2010-07-15  Nathan Froyd  <froydnj@codesourcery.com>
20760         * c-decl.c (detect_field_duplicates): Use DECL_CHAIN insted of
20761         TREE_CHAIN.
20762         * c-typeck.c (push_init_level): Likewise.
20763         (process_init_element): Likewise.
20765 2010-07-15  Anatoly Sokolov  <aesok@post.ru>
20767         * tree.h (enum tree_index): Add TI_INTEGER_THREE.
20768         (integer_three_node): Add.
20769         * tree.c (build_common_tree_nodes_2): Use integer_type_node insead of
20770         NULL_TREE in build_int_cst calls. Initialize the integer_three_node.
20771         * builtins.c (expand_builtin_prefetch): Use common tree nodes instead
20772         of call build_int_cst.
20773         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ditto.
20774         * tree-ssa-loop-ivopts.c (idx_find_step): Ditto.
20775         (find_interesting_uses_address): Ditto.
20776         * tree-ssa-alias.c (ao_ref_init_from_ptr_and_size): Ditto.
20777         * tree-eh.c (lower_eh_constructs_2): Ditto.
20778         * tree-vect-loop.c (get_initial_def_for_induction): Ditto.
20779         * c-typeck.c (really_start_incremental_init, push_init_level): Ditto.
20780         * expmed.c (expand_divmod): Ditto.
20781         * tree-mudflap.c (mx_register_decls): Ditto.
20782         * varasm.c (array_size_for_constructor): Ditto.
20783         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
20784         * c-parser.c (c_parser_postfix_expression): Ditto.
20786 2010-07-15  Bernd Schmidt  <bernds@codesourcery.com>
20788         * postreload.c (last_label_ruid, first_index_reg, last_index_reg):
20789         New static variables.
20790         (reload_combine_recognize_pattern): New static function, broken out
20791         of reload_combine.
20792         (reload_combine): Use it.  Only initialize first_index_reg and
20793         last_index_reg once.
20795 2010-07-15  Richard Henderson  <rth@redhat.com>
20797         * cgraphunit.c (cgraph_build_static_cdtor): Clear current_function_decl
20798         when done.
20800 2010-07-15  Jan Hubicka  <jh@suse.cz>
20802         * lto-symtab.c (lto_symtab_resolve_symbols): Remove hack handling
20803         comdats for broken gold.
20804         (lto_sy mtab_merge_decls_1): Set used_from_object_file correctly.
20806 2010-07-15  Nathan Froyd  <froydnj@codesourcery.com>
20808         * tree.h (TREE_RTL_OPERAND_CHECK): Delete.
20810 2010-07-15  Nathan Froyd  <froydnj@codesourcery.com>
20812         * tree.h (DECL_CHAIN): Define.
20813         * alias.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
20814         * c-decl.c: Likewise.
20815         * c-parser.c: Likewise.
20816         * c-typeck.c: Likewise.
20817         * cfgexpand.c: Likewise.
20818         * cgraph.c: Likewise.
20819         * cgraphunit.c: Likewise.
20820         * combine.c: Likewise.
20821         * config/alpha/alpha.c: Likewise.
20822         * config/arm/arm.c: Likewise.
20823         * config/frv/frv.c: Likewise.
20824         * config/i386/i386.c: Likewise.
20825         * config/i386/winnt-cxx.c: Likewise.
20826         * config/ia64/ia64.c: Likewise.
20827         * config/iq2000/iq2000.c: Likewise.
20828         * config/mep/mep.c: Likewise.
20829         * config/mips/mips.c: Likewise.
20830         * config/pa/som.h: Likewise.
20831         * config/rs6000/rs6000.c: Likewise.
20832         * config/s390/s390.c: Likewise.
20833         * config/sh/sh.c: Likewise.
20834         * config/sh/symbian-cxx.c: Likewise.
20835         * config/sparc/sparc.c: Likewise.
20836         * config/spu/spu.c: Likewise.
20837         * config/stormy16/stormy16.c: Likewise.
20838         * config/vxworks.c: Likewise.
20839         * config/xtensa/xtensa.c: Likewise.
20840         * coverage.c: Likewise.
20841         * dbxout.c: Likewise.
20842         * dwarf2out.c: Likewise.
20843         * emit-rtl.c: Likewise.
20844         * expr.c: Likewise.
20845         * function.c: Likewise.
20846         * gimple-low.c: Likewise.
20847         * gimple-pretty-print.c: Likewise.
20848         * gimplify.c: Likewise.
20849         * integrate.c: Likewise.
20850         * ipa-inline.c: Likewise.
20851         * ipa-prop.c: Likewise.
20852         * ipa-split.c: Likewise.
20853         * ipa-struct-reorg.c: Likewise.
20854         * ipa-type-escape.c: Likewise.
20855         * langhooks.c: Likewise.
20856         * lto-cgraph.c: Likewise.
20857         * omp-low.c: Likewise.
20858         * stor-layout.c: Likewise.
20859         * tree-cfg.c: Likewise.
20860         * tree-complex.c: Likewise.
20861         * tree-dfa.c: Likewise.
20862         * tree-dump.c: Likewise.
20863         * tree-inline.c: Likewise.
20864         * tree-mudflap.c: Likewise.
20865         * tree-nested.c: Likewise.
20866         * tree-object-size.c: Likewise.
20867         * tree-pretty-print.c: Likewise.
20868         * tree-sra.c: Likewise.
20869         * tree-ssa-live.c: Likewise.
20870         * tree-ssa-loop-niter.c: Likewise.
20871         * tree-ssa-math-opts.c: Likewise.
20872         * tree-ssa-reassoc.c: Likewise.
20873         * tree-ssa-sccvn.c: Likewise.
20874         * tree-ssa-structalias.c: Likewise.
20875         * tree-tailcall.c: Likewise.
20876         * tree-vrp.c: Likewise.
20877         * tree.c: Likewise.
20878         * var-tracking.c: Likewise.
20879         * varasm.c: Likewise.
20881 2010-07-15  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
20883         PR target/44877
20884         * config/spu/spu.c (spu_expand_builtin_1): Allow references
20885         (as well as pointers) as argument to mask_for_load builtins.
20887 2010-07-15  Richard Guenther  <rguenther@suse.de>
20889         PR tree-optimization/44946
20890         * tree-ssa-structalias.c (get_constraint_for_component_ref): Deal
20891         with accessing only padding properly.
20893 2010-07-15  Jan Hubicka  <jh@suse.cz>
20895         * ipa.c (function_and_variable_visibility): Variables marked as used
20896         should not be localized.
20898 2010-07-15  Jan Hubicka  <jh@suse.cz>
20900         * cgraph.c: Include lto-streamer.h
20901         (change_decl_assembler_name): Work when assembler name hash is at place.
20902         (cgraph_make_decl_local): When localizing COMDAT symbol at WPA stage,
20903         be sure to rename it to avoid name clash.
20904         * ipa.c (cgraph_externally_visible_p, function_and_variable_visibility):
20905         Localize hidden symbols only when locally defined.
20907 2010-07-15  Uros Bizjak  <ubizjak@gmail.com>
20909         * config/i386/i386.h (SHIFT_COUNT_TRUNCATED): Expand comment.
20911 2010-07-15  Magnus Granberg  <zorry@gentoo.org>
20912             Kevin F. Quinn  <kevquinn@gentoo.org>
20914         * builtins.c (expand_builtin_init_trampoline): Warn for -Wtrampolines.
20915         * common.opt: Add -Wtrampolines.
20916         * doc/invoke.texi: Add -Wtrampolines.
20918 2010-07-15  Jie Zhang  <jie@codesourcery.com>
20920         * config/arm/cortex-a8.md (cortex_a8_load_store_2): Reserve
20921         cortex_a8_issue_ls.
20923 2010-07-15  Dave Korn  <dave.korn.cygwin@gmail.com>
20925         * config/i386/cygwin.h (LIBGCJ_SONAME): Update.
20926         * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
20928 2010-07-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
20930         * config/spu/spu.c (reg_names): Remove prototype.
20931         (call_used_regs): Likewise.
20933 2010-07-14  Dave Korn  <dave.korn.cygwin@gmail.com>
20935         * config/i386/cygming-crtend.c (__FRAME_END__): Replace attribute
20936         "unused" with attribute "used".
20937         (__JCR_END__): Likewise.
20938         * config/i386/cygming-crtbegin.c (__EH_FRAME_BEGIN__): Add missing
20939         "used" attribute.
20940         (__JCR_LIST__): Replace attribute "unused" with attribute "used".
20942 2010-07-14  Richard Guenther  <rguenther@suse.de>
20944         * lto-streamer-in.c (maybe_fixup_handled_component): Remove.
20945         (maybe_fixup_decls): Likewise.
20946         (input_gimple_stmt): Do not fixup anything.
20947         * lto-streamer-out.c (output_gimple_stmt): Make sure all
20948         non-automatic variable uses are wrapped inside a MEM_REF.
20950 2010-07-14  Richard Henderson  <rth@redhat.com>
20952         * passes.c (rest_of_decl_compilation): Do not call assemble_variable
20953         for functions.
20954         * varasm.c (assemble_variable): Remove early exit for functions;
20955         assert that we're given a variable.
20957 2010-07-14  Jie Zhang  <jie@codesourcery.com>
20959         * config/arm/cortex-a8.md (cortex_a8_alu): Don't use
20960         cortex_a8_default when neon_type is not none.
20962 2010-07-14  Bernd Schmidt  <bernds@codesourcery.com>
20964         * lower-subreg.c (subreg_context): New static bitmap.
20965         (decompose_multiword_subregs): Allocate and free it.
20966         (find_decomposable_subregs): Set a bit in it for a register that
20967         occurs in a subreg that changes mode but not size.
20968         (can_decompose_p): Test it instead of non_decomposable_context.
20970 2010-07-14  Richard Guenther  <rguenther@suse.de>
20972         PR tree-optimization/44824
20973         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Use
20974         is_gimple_mem_ref_addr.
20975         (tree_ssa_forward_propagate_single_use_vars): Do not propagate
20976         non-decl_address_invariant_p addresses.
20978 2010-07-14  Bernd Schmidt  <bernds@codesourcery.com>
20980         * reload.c (find_reloads): Revert code to penalize small register
20981         classes that was brought in with the IRA merge.
20983 2010-07-14  Richard Guenther  <rguenther@suse.de>
20985         * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle MEM_REF
20986         as base of ARRAY_REFs.
20988 2010-07-14  Richard Guenther  <rguenther@suse.de>
20990         PR middle-end/44930
20991         * tree-pretty-print.c (do_niy): Do not print a newline.
20993 2010-07-14  Bernd Schmidt  <bernds@codesourcery.com>
20995         * ira-int.h (struct ira_object): New.
20996         (ira_object_t): New typedef.  Add DEF_VEC_P and DEF_VEC_ALLOC_P for it.
20997         (struct ira_allocno): Remove members min, max,
20998         conflict_allocno_array, conflict_id, conflict_allocno_array_size,
20999         conflict_allocnos_num and conflict_vec_p.  Add new member object.
21000         (OBJECT_CONFLICT_ARRAY, OBJECT_CONFLICT_VEC_P,
21001         OBJECT_NUM_CONFLICTS, OBJECT_CONFLICT_ARRAY_SIZE,
21002         OBJECT_CONFLICT_HARD_REGS, OBJECT_TOTAL_CONFLICT_HARD_REGS,
21003         OBJECT_MIN, OBJECT_MAX, OBJECT_CONFLICT_ID): Renamed from
21004         ALLOCNO_CONFLICT_ALLOCNO_ARRAY, ALLOCNO_CONFLICT_VEC_P,
21005         ALLOCNO_CONFLICT_ALLOCNOS_NUM, ALLOCNO_CONFLICT_ALLOCNO_ARRAY_SIZE,
21006         ALLOCNO_CONFLICT_HARD_REGS, ALLOCNO_TOTAL_CONFLICT_HARD_REGS)
21007         ALLOCNO_MIN, ALLOCNO_MAX, and ALLOCNO_CONFLICT_ID; now operate on
21008         an ira_object_t rather than ira_allocno_t.  All uses changed.
21009         (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now
21010         contains a vector of ira_object_t; all uses changed.
21011         (ira_objects_num): Declare variable.
21012         (ira_create_allocno_object): Declare function.
21013         (ira_conflict_vector_profitable_p): Adjust prototype.
21014         (ira_allocate_conflict_vec): Renamed from
21015         ira_allocate_allocno_conflict_vec; first arg now ira_object_t.
21016         (ira_allocate_object_conflicts): Renamed from
21017         ira_allocate_allocno_conflicts; first arg now ira_object_t.
21018         (struct ira_object_iterator): New.
21019         (ira_object_iter_init, ira_object_iter_cond, FOR_EACH_OBJECT): New.
21020         (ira_allocno_conflict_iterator): Renamed member allocno_conflict_vec_p
21021         to conflict_vec_p.  All uses changed.
21022         (ira_allocno_conflict_iter_init, ira_allocno_conflict_iter_cond):
21023         Changed to take into account that conflicts are now tracked for
21024         objects.
21025         * ira-conflicts.c (OBJECTS_CONFLICT_P): Renamed from CONFLICT_ALLOCNO_P.
21026         Args changed to accept ira_object_t.  All uses changed.
21027         (allocnos_conflict_p): New static function.
21028         (collected_conflict_objects): Renamed from collected_allocno_objects;
21029         now a vector of ira_object_t.  All uses changed.
21030         (build_conflict_bit_table): Changed to take into account that
21031         conflicts are now tracked for objects.
21032         (process_regs_for_copy, propagate_copies, build_allocno_conflicts)
21033         (print_allocno_conflicts, ira_build_conflicts): Likewise.
21034         * ira-color.c (assign_hard_reg, setup_allocno_available_regs_num)
21035         setup_allocno_left_conflicts_size, allocno_reload_assign,
21036         fast_allocation): Likewise.
21037         * ira-lives.c (make_hard_regno_born, make_allocno_born)
21038         process_single_reg_class_operands, process_bb_node_lives): Likewise.
21039         * ira-emit.c (modify_move_list, add_range_and_copies_from_move_list):
21040         Likewise.
21041         * ira-build.c (ira_objects_num): New variable.
21042         (ira_object_id_map): Renamed from ira_conflict_id_allocno_map; now
21043         contains a vector of ira_object_t; all uses changed.
21044         (ira_object_id_map_vec): Corresponding change.
21045         (object_pool): New static variable.
21046         (initiate_allocnos): Initialize it.
21047         (finish_allocnos): Free it.
21048         (ira_create_object, ira_create_allocno_object, create_allocno_objects):
21049         New functions.
21050         (ira_create_allocno): Don't set members that were removed.
21051         (ira_set_allocno_cover_class): Don't change conflict hard regs.
21052         (merge_hard_reg_conflicts): Changed to take into account that
21053         conflicts are now tracked for objects.
21054         (ira_conflict_vector_profitable_p, ira_allocate_conflict_vec,
21055         allocate_conflict_bit_vec, ira_allocate_object_conflicts,
21056         compress_conflict_vecs, remove_low_level_allocnos, ira_flattening,
21057         setup_min_max_allocno_live_range_point, allocno_range_compare_func,
21058         setup_min_max_conflict_allocno_ids, ):  Likewise.
21059         (add_to_conflicts): Renamed from add_to_allocno_conflicts, args changed
21060         to ira_object_t; all callers changed.
21061         (ira_add_conflict): Renamed from ira_add_allocno_conflict, args changed
21062         to ira_object_t, all callers changed.
21063         (clear_conflicts): Renamed from clear_allocno_conflicts, arg changed
21064         to ira_object_t, all callers changed.
21065         (conflict_check, curr_conflict_check_tick): Renamed from
21066         allocno_conflict_check and curr_allocno_conflict_check_tick; all uses
21067         changed.
21068         (compress_conflict_vec): Renamed from compress_allocno_conflict_vec,
21069         arg changed to ira_object_t, all callers changed.
21070         (create_cap_allocno): Call ira_create_allocno_object.
21071         (finish_allocno): Free the corresponding object.
21072         (sort_conflict_id_map): Renamed from sort_conflict_id_allocno_map; all
21073         callers changed.  Adjusted for dealing with objects.
21074         (ira_build): Call create_allocno_objects after ira_costs.  Adjusted for
21075         dealing with objects.
21076         * ira.c (ira_bad_reload_regno_1): Adjusted for dealing with objects.
21078         * ira-int.h (struct live_range): Rename allocno member to object
21079         and change type to ira_object_t.
21080         (struct ira_object): New member live_ranges.
21081         (struct ira_allocno): Remove member live_ranges.
21082         (ALLOCNO_LIVE_RANGES): Remove.
21083         (OBJECT_LIVE_RANGES): New macro.
21084         (ira_create_live_range, ira_copy_live_range_list,
21085         ira_merge_live_range_list, ira_live_ranges_intersect_p,
21086         ira_finish_live_range, ira_finish_live_range_list): Adjust declarations.
21087         * ira-build.c (ira_create_object): Initialize live ranges here.
21088         (ira_create_allocno): Not here.
21089         (ira_create_live_range): Rename from ira_create_allocno_live_range, arg
21090         changed to ira_object_t, all callers changed.
21091         (copy_live_range): Rename from copy_allocno_live_range, all callers
21092         changed.
21093         (ira_copy_live_range_list): Rename from
21094         ira_copy_allocno_live_range_list, all callers changed.
21095         (ira_merge_live_ranges): Rename from ira_merge_allocno_live_range_list,
21096         all callers changed.
21097         (ira_live_ranges_intersect_p): Rename from
21098         ira_allocno_live_ranges_intersect_p, all callers changed.
21099         (ira_finish_live_range): Rename from ira_finish_allocno_live_range, all
21100         callers changed.
21101         (ira_finish_live_range_list): Rename from
21102         ira_finish_allocno_live_range_list, all callers changed.
21103         (change_object_in_range_list): Rename from change_allocno_in_range_list,
21104         last arg changed to ira_object_t, all callers changed.
21105         (finish_allocno): Changed to expect live ranges in the allocno's object.
21106         (move_allocno_live_ranges, copy_allocno_live_ranges,
21107         update_bad_spill_attribute, setup_min_max_allocno_live_range_point,
21108         ira_flattening, ira_build): Likewise.
21109         * ira-color.c (allocnos_have_intersected_live_ranges_p,
21110         slot_coalesced_allocno_live_ranges_intersect,
21111         setup_slot_coalesced_allocno_live_ranges, fast_allocation): Likewise.
21112         * ira-conflicts.c (build_conflict_bit_table): Likewise.
21113         * ira-emit.c (add_range_and_copies_from_move_list): Likewise.
21114         * ira-lives.c (make_allocno_born, update_allocno_pressure_excess_length,
21115         make_allocno_dead, create_start_finish_chains,
21116         remove_some_program_points_and_update_live_ranges,
21117         ira_debug_live_range_list): Likewise.
21119         * ira-int.h (ira_object_conflict_iterator): Rename from
21120         ira_allocno_conflict_iterator.
21121         (ira_object_conflict_iter_init): Rename from
21122         ira_allocno_conflict_iter_init, second arg changed to
21123         * ira.c (check_allocation): Use FOR_EACH_OBJECT_CONFLICT rather than
21124         FOR_EACH_ALLOCNO_CONFLICT.
21125         * ira-color.c (assign_hard_reg, push_allocno_to_stack)
21126         setup_allocno_left_conflicts_size, coalesced_allocno_conflict_p,
21127         ira_reassign_conflict_allocnos, ira_reassign_pseudos): Likewise.
21128         * ira-conflicts.c (print_allocno_conflicts): Likewise.
21130 2010-07-13  Joern Rennecke  <joern.rennecke@embecosm.com>
21132         PR other/44874
21133         * tree-dump.c (dump_options): Add enumerate_locals entry.
21134         Add TDF_NOID exclusion to all entry.
21135         * tree-dump.h (dump_enumerated_decls): Declare.
21136         * tree-pretty-print.c (dump_generic_node): For TDF_NOID,
21137         Don't display type uid.
21138         (print_declaration): Don't crash on TREE_TYPE (t) == 0.
21139         * tree-pass.h (TDF_ENUMERATE_LOCALS): Define.
21140         * tree-ssa-live.c: Include gimple.h.
21141         (numbered_tree_d): New struct.
21142         (numbered_tree): New typedef.
21143         (DEF_VEC_O (numbered_tree): New.
21144         (DEF_VEC_ALLOC_O (numbered_tree, heap)): Likewise.
21145         (compare_decls_by_uid, dump_enumerated_decls_push): New functions.
21146         (dump_enumerated_decls): Likewise.
21147         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): If comparing
21148         debug info and flag_dump_final_insns, call dump_enumerated_decls.
21149         * tree-cfg.c (dump_function_to_file): Call dump_enumerated_decls.
21150         * Makefile.in (tree-ssa-live.o): Depend on $(GIMPLE_H).
21152 2010-07-13  Richard Sandiford  <rdsandiford@googlemail.com>
21154         * expmed.h (MAX_BITS_PER_WORD): Move to...
21155         * defaults.h (MAX_BITS_PER_WORD): ...here.
21157 2010-07-13  DJ Delorie  <dj@redhat.com>
21159         * config/h8300/h8300.c (h8300_init_once): Default to
21160         -fstrict_volatile_bitfields.
21162         * config/sh/sh.c (sh_override_options): Default to
21163         -fstrict_volatile_bitfields.
21165         * config/rx/rx.c (rx_option_override): New.
21167         * config/m32c/m32c.c (m32c_override_options): Default to
21168         -fstrict_volatile_bitfields.
21170 2010-07-13  Nathan Froyd  <froydnj@codesourcery.com>
21172         * tree.h (build_function_call_expr): Delete.
21173         (build_call_expr_loc_array): New function.
21174         (build_call_expr_loc_vec): New function.
21175         * tree-flow.h (struct omp_region): Change type of ws_args field
21176         to a VEC.
21177         * builtins.c (build_function_call_expr): Delete.
21178         (build_call_expr_loc_array): New function.
21179         (build_call_expr_loc): Call it.  Use XALLOCAVEC.
21180         (build_call_expr): Likewise.
21181         (build_call_expr_loc_vec): New function.
21182         * cgraphunit.c (build_cdtor): Call build_call_expr instead of
21183         build_function_call_expr.
21184         * expr.c (emutls_var_address): Likewise.
21185         * varasm.c (emutls_common_1): Likewise.
21186         * omp-low.c (expand_omp_atomic_mutex): Likewise.
21187         (expand_omp_taskreg): Adjust for new type of region->ws_args.
21188         (get_ws_args_for): Return a VEC instead of a tree.
21189         (expand_parallel_call): Call build_call_expr_loc_vec instead of
21190         build_function_call_expr.
21191         * stor-layout.c (self_referential_size): Likewise.
21193 2010-07-13  Jakub Jelinek  <jakub@redhat.com>
21195         PR testsuite/44701
21196         * recog.c (constrain_operands): Allow side-effects in memory
21197         operands if either < or > constraint is used, rather than if
21198         both < and > is used.
21200 2010-07-13  Richard Guenther  <rguenther@suse.de>
21202         PR middle-end/44911
21203         * tree-pretty-print.c (dump_generic_node): Use TDF_SLIM for
21204         MEM_REF pointer type dumping.  Avoid recursing for TYPE_DECLs
21205         without name.
21207 2010-07-13  Kaz Kojima  <kkojima@gcc.gnu.org>
21209         PR target/44761
21210         * mode-switching.c (optimize_mode_switching): Add ATTRIBUTE_UNUSED
21211         to variable emited.
21212         * config/sh/sh.c (sh_expand_epilogue): Remove unused variable.
21213         * config/sh/sh.md (symGOT_load): Likewise.
21214         (symDTPOFF2reg): Likewise.
21215         (symTPOFF2reg): Likewise.
21217 2010-07-13  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
21219         * expmed.c (MAX_BITS_PER_WORD): Moved to expmed.h.
21220         * expmed.h (MAX_BITS_PER_WORD): Moved from expmed.c.
21222 2010-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21224         * config/i386/sol2-unwind.h (x86_64_fallback_frame_state): Correct
21225         explanation.
21226         Find ucontext_t * on Solaris 11.
21227         (x86_fallback_frame_state): Handle Solaris 9 multi-threaded pattern.
21228         Handle new Solaris 11 __sighndlr patterns.
21230 2010-07-13  Jakub Jelinek  <jakub@redhat.com>
21232         PR debug/44901
21233         * vec.h (VEC_block_remove): Fix comment.
21234         * tree-ssa-live.c (remove_unused_locals): Don't use
21235         VEC_unordered_remove on local_decls, instead replace a single
21236         vector element in each iteration if at least one element had
21237         to be removed and VEC_truncate at the end.
21238         * omp-low.c (expand_omp_taskreg): Likewise.
21240 2010-07-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
21242         * c-decl.c (finish_function): Fix typo in comment.
21244 2010-07-12  H.J. Lu  <hongjiu.lu@intel.com>
21246         PR bootstrap/44921
21247         * postreload.c (move2add_use_add3_insn): Silence gcc warning
21248         on min_regno.
21250 2010-07-12  Jakub Jelinek  <jakub@redhat.com>
21252         * tree-vrp.c (simplify_bit_ops_using_ranges): New function.
21253         (simplify_stmt_using_ranges): Use it.
21255 2010-07-12  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
21257         * config/spu/spu.h (struct spu_builtin_description): Remove FNDECL
21258         member.  Do not mark as GTY(()).
21259         * config/spu/spu.c (spu_builtins): Remove FNDECL initializer elements.
21260         (spu_builtin_decls): New static variable.
21261         (spu_builtin_decl): Use it instead of spu_builtins[].fndecl.
21262         (spu_init_builtins): Likewise.
21263         (spu_builtin_mul_widen_even): Likewise.
21264         (spu_builtin_mul_widen_odd): Likewise.
21265         (spu_builtin_mask_for_load): Likewise.
21266         (spu_builtin_vec_perm): Likewise.
21267         * config/spu/spu-c.c: Include "target.h".
21268         (spu_resolve_overloaded_builtin): Call targetm.builtin_decl instead
21269         of using spu_builtins[].fndecl.
21271 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21273         * config/mips/mips.c (mips_override_options): Make -mflip-mips16
21274         imply -minterlink-mips16.
21276 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21278         * config/mips/mips.h (mips16_globals): Declare.
21279         (SWITCHABLE_TARGET): Define.
21280         * config/mips/mips.c: Include target-globals.h.
21281         (mips16_globals): New variable.
21282         (mips_set_mips16_mode): Use save_target_globals and
21283         restore_target_globals instead of target_reinit.
21285 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21287         * reginfo.c (init_reg_sets): Don't zero globals here.  Update comment
21288         to say that the function can be called more than once.
21289         * target-globals.c (save_target_globals): Call init_reg_sets.
21291 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21293         * Makefile.in (bb-reorder.o, target-globals.o): Depend on bb-reorder.h
21294         * bb-reorder.h: New file.
21295         * bb-reorder.c (default_target_bb_reorder): New variable.
21296         (this_target_bb_reorder): New conditional variable.
21297         (uncond_jump_length): Redefine as a macro.
21298         * target-globals.h (this_target_bb_reorder): Declare.
21299         (target_globals): Add a bb_reorder field.
21300         (restore_target_globals): Copy the bb_reorder field to
21301         this_target_bb-reorder.
21302         * target-globals.c: Include bb-reorder.h.
21303         (default_target_globals): Initialize the bb_reorder field.
21304         (save_target_globals): Likewise.
21306 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21308         * Makefile.in (gcse.o, target-globals.o): Depend on gcse.h..
21309         * gcse.h: New file.
21310         * gcse.c: Include gcse.h.
21311         (default_target_gcse): New variable.
21312         (this_target_gcse): New conditional variable.
21313         (can_copy): Redefine as a macro.
21314         (can_copy_init_p): New macro.
21315         (can_copy_p): Remove can_copy_init_p.
21316         * target-globals.h (this_target_gcse): Declare.
21317         (target_globals): Add a gcse field.
21318         (restore_target_globals): Copy the gcse field to this_target_gcse.
21319         * target-globals.c: Include gcse.h.
21320         (default_target_globals): Initialize the gcse field.
21321         (save_target_globals): Likewise.
21323 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21325         * ira-int.h (target_ira_int): Add x_ira_prohibited_mode_move_regs
21326         and x_ira_prohibited_mode_move_regs_initialized_p.
21327         (ira_prohibited_mode_move_regs): Redefine as a macro.
21328         * ira.c (ira_prohibited_mode_move_regs): Delete.
21329         (ira_prohibited_mode_move_regs_initialized_p): Redefine as a macro.
21331 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21333         * reload.h (target_reload): Add x_cached_reg_save_code and
21334         x_cached_reg_restore_code.
21335         * caller-save.c (cached_reg_save_code, cached_reg_restore_code):
21336         Redefine as macros.
21338 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21340         * Makefile.in (target-globals.o): Depend on builtins.h.
21341         * builtins.h: New file.
21342         * builtins.c: Include builtins.h.
21343         (default_target_builtins): New variable.
21344         (this_target_builtins): New conditional variable.
21345         (apply_args_mode, apply_result_mode): Redefine as macros.
21346         * target-globals.h (this_target_builtins): Declare.
21347         (target_globals): Add a builtins field.
21348         (restore_target_globals): Copy the builtins field to
21349         this_target_builtins.
21350         * target-globals.c: Include builtins.h.
21351         (default_target_globals): Initialize the builtins field.
21352         (save_target_globals): Likewise.
21354 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21356         * expmed.h (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST)
21357         (algorithm, alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved
21358         from expmed.c.
21359         (target_expmed): Add x_alg_hash and x_alg_hash_used_p.
21360         (alg_hash, alg_hash_used_p): New macros.
21361         * expmed.c (init_expmed): Clear alg_hash if reinitializing.
21362         (alg_code, mult_cost, MULT_COST_LESS, CHEAPER_MULT_COST, algorithm)
21363         (alg_hash_entry, NUM_ALG_HASH_ENTRIES, alg_hash): Moved to expmed.h.
21365 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21367         * ira-int.h (target_ira_int): Add x_max_struct_costs_size, x_init_cost,
21368         x_temp_costs, x_op_costs, x_this_op_costs and x_cost_classes.
21369         * ira-costs.c (max_struct_costs_size, init_cost, temp_costs, op_costs)
21370         (this_op_costs, costs_classes): Redefine as macros.
21371         (record_reg_classes): Don't take op_costs as a parameter.
21372         (record_operand_costs): Likewise.  Update calls to record_reg_classes.
21373         (scan_one_insn): Update call to record_operand_costs.
21375 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21377         * Makefile.in (target-globals.o): Depend on $(IRA_INT_H).
21378         * ira-int.h (ira_max_nregs, ira_important_class_nums): Delete.
21379         (target_ira_int): New structure.
21380         (default_target_ira_int): Declare.
21381         (this_target_ira_int): Declare as a variable or define as a macro.
21382         (ira_reg_mode_hard_regset, ira_register_move_cost)
21383         (ira_may_move_in_cost, ira_may_move_out_cost, ira_class_subset_p)
21384         (ira_non_ordered_class_hard_regs, ira_class_hard_reg_index)
21385         (prohibited_class_mode_regs, ira_important_classes_num)
21386         (ira_important_classes, ira_reg_class_intersect)
21387         (ira_reg_classes_intersect_p, ira_reg_class_super_classes)
21388         (ira_reg_class_union): Redefine as macros.
21389         * ira.h (target_ira): New structure.
21390         (default_target_ira): Declare.
21391         (this_target_ira): Declare as a variable or define as a macro.
21392         (ira_available_class_regs, ira_hard_regno_cover_class)
21393         (ira_reg_class_cover_size, ira_reg_class_cover, ira_class_translate)
21394         (ira_reg_class_nregs, ira_memory_move_cost, ira_class_hard_regs)
21395         (ira_class_hard_regs_num): Redefine as macros.
21396         * ira.c (default_target_ira, default_target_ira_int): New variables.
21397         (this_target_ira, this_target_ira_int): New conditional variables.
21398         (ira_reg_mode_hard_regset, ira_memory_move_cost)
21399         (ira_register_move_cost, ira_may_move_in_cost, ira_may_move_out_cost)
21400         (ira_class_subset_p): Delete.
21401         (no_unit_alloc_regs): Redefine as a macro.
21402         (ira_class_hard_regs, ira_non_ordered_class_hard_regs)
21403         (ira_class_hard_regs_num, ira_class_hard_reg_index)
21404         (ira_available_class_regs): Delete.
21405         (alloc_reg_class_subclasses): Redefine as a macro.
21406         (ira_reg_class_cover_size, ira_reg_class_cover)
21407         (ira_important_classes_num, ira_important_classes)
21408         (ira_important_class_nums, ira_class_translate): Delete.
21409         (cover_class_order): Document the variable's lifetime.
21410         (reorder_important_classes): Don't set ira_important_class_nums.
21411         (ira_reg_class_intersect, ira_reg_classes_intersect_p)
21412         (ira_reg_class_super_classes, ira_reg_class_union)
21413         (ira_hard_regno_cover_class, ira_reg_class_nregs, ira_max_nregs):
21414         Delete.
21415         (setup_reg_class_nregs): Don't set ira_max_regs.
21416         (prohibited_class_mode_regs): Delete.
21417         * target-globals.h (this_target_ira, this_target_ira_int): Declare.
21418         (target_globals): Add ira and ira_int fields.
21419         (restore_target_globals): Copy the ira field to this_target_ira
21420         and the ira_int field to this_target_ira_int.
21421         * target-globals.c: Include ira-int.h.
21422         (default_target_globals): Initialize the ira and ira_int fields.
21423         (save_target_globals): Likewise.
21425 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21427         * Makefile.in (target-globals.o): Depend on $(CFGLOOP_H).
21428         * cfgloop.h (target_cfgloop): New structure.
21429         (default_target_cfgloop): Declare.
21430         (this_target_cfgloop): Declare as a variable or define as a macro.
21431         (target_avail_regs, target_clobbered_regs, target_res_regs)
21432         (target_reg_cost, target_spill_cost): Redefine as macros.
21433         * cfgloopanal.c (default_target_cfgloop): New variable.
21434         (this_target_cfgloop): New conditional variable.
21435         (target_avail_regs, target_clobbered_regs, target_res_regs)
21436         (target_reg_cost, target_spill_cost): Delete.
21437         * target-globals.h (this_target_cfgloop): Declare.
21438         (target_globals): Add a cfgloop field.
21439         (restore_target_globals): Copy the cfgloop field to
21440         this_target_cfgloop.
21441         * target-globals.c: Include cfgloop.h.
21442         (default_target_globals): Initialize the cfgloop field.
21443         (save_target_globals): Likewise.
21445 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21447         * regs.h (target_regs): Add x_direct_load, x_direct_store and
21448         x_float_extend_from_mem.
21449         (direct_load, direct_store, float_extend_from_mem): New macros.
21450         * expr.c (direct_load, direct_store, float_extend_from_mem): Delete.
21452 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21454         * Makefile.in (LIBFUNCS_H): Add $(HASHTAB_H).
21455         (target-globals.o): Depend on $(LIBFUNCS_H).
21456         * libfuncs.h: Include hashtab.h.
21457         (libfunc_entry): Moved from optabs.c.
21458         (target_libfuncs): New structure.
21459         (default_target_libfuncs): Declare.
21460         (this_target_libfuncs): Declare as a variable or define as a macro.
21461         (libfunc_table): Redefine as a macro.
21462         * optabs.c (default_target_libfuncs): New variable.
21463         (this_target_libfuncs): New conditional variable.
21464         (libfunc_table): Delete.
21465         (libfunc_entry): Moved to optabs.h.
21466         (libfunc_hash): Redefine as a macro.
21467         (hash_libfunc, eq_libfunc): Fix comments.
21468         (init_optabs): Use libfunc_hash to detect cases where the function
21469         has already been called.  Clear the hash table instead of
21470         recreating it.
21471         * target-globals.h (this_target_libfuncs): Declare.
21472         (target_globals): Add a libfuncs field.
21473         (restore_target_globals): Copy the libfuncs field to
21474         this_target_libfuncs.
21475         * target-globals.c: Include libfuncs.h.
21476         (default_target_globals): Initialize the libfuncs field.
21477         (save_target_globals): Likewise.
21479 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21481         * Makefile.in (LIBFUNCS_H): New variable.  Use instead of libfuncs.h
21482         in all dependency lists.
21484 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21486         * Makefile.in (target-globals.o): Depend on $(EXPR_H) and $(OPTABS_H).
21487         * optabs.h (target_optabs): New structure.
21488         (default_target_optabs): Declare.
21489         (this_target_optabs): Declare as a variable or define as a macro.
21490         (optab_table, convert_optab_table, direct_optab_table): Redefine
21491         as macros.
21492         * optabs.c (default_target_optabs): New variable.
21493         (this_target_optabs): New conditional variable.
21494         (optab_table, convert_optab_table, direct_optab_table): Delete.
21495         * target-globals.h (this_target_optabs): Declare.
21496         (target_globals): Add a optabs field.
21497         (restore_target_globals): Copy the optabs field to
21498         this_target_optabs.
21499         * target-globals.c: Include expr.h and optabs.h.
21500         (default_target_globals): Initialize the optabs field.
21501         (save_target_globals): Likewise.
21503 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21505         * flags.h (target_flagstate): Add x_flag_excess_precision.
21506         (flag_excess_precision): Redefine as a macro.
21507         * toplev.c (flag_excess_precision): Delete.
21509 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21511         * defaults.h (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Define if not defined.
21512         * libgcc2.c (MIN_UNITS_PER_WORD): Delete.
21513         * hard-reg-set.h (target_hard_regs): Add x_no_caller_save_reg_set.
21514         (no_caller_save_reg_set): Redefine as a macro.
21515         * reload.h (target_reload): Add x_caller_save_initialized_p and
21516         x_regno_save_mode.
21517         (caller_save_initialized_p): Redefine as a macro.
21518         * caller-save.c (caller_save_initialized_p, no_caller_save_reg_set)
21519         (MAX_MOVE_MAX, MIN_UNITS_PER_WORD): Delete.
21520         (regno_save_mode): Redefine as a macro.
21522 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21524         * Makefile.in (expmed.o, target-globals.o): Depend on expmed.h.
21525         * expmed.h: New file.
21526         * expmed.c (default_target_costs): New variable.
21527         (this_target_costs): New conditional variable.
21528         (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost, neg_cost)
21529         (shift_cost, shiftadd_cost, shiftsub0_cost, shiftsub1_cost, mul_cost)
21530         (sdiv_cost, udiv_cost, mul_widen_cost, mul_highpart_cost): Delete.
21531         * target-globals.h (this_target_expmed): Declare.
21532         (target_globals): Add a expmed field.
21533         (restore_target_globals): Copy the expmed field to
21534         this_target_expmed.
21535         * target-globals.c: Include expmed.h.
21536         (default_target_globals): Initialize the expmed field.
21537         (save_target_globals): Likewise.
21539 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21541         * Makefile.in (target-globals.o): Depend on reload.h.
21542         * reload.h (target_reload): New structure.
21543         (default_target_reload): Declare.
21544         (this_target_reload): Declare as a variable or define as a macro.
21545         (indirect_symref_ok, double_reg_address_ok): Redefine as macros.
21546         * reload1.c (default_target_reload): New variable
21547         (this_target_reload): New conditional variable.
21548         (indirect_symref_ok, double_reg_address_ok): Delete.
21549         (spill_indirect_levels): Redefine as a macro.
21550         * target-globals.h (this_target_reload): Declare.
21551         (target_globals): Add a reload field.
21552         (restore_target_globals): Copy the reload field to
21553         this_target_reload.
21554         * target-globals.c: Include hard-reg-set.h.
21555         (default_target_globals): Initialize the reload field.
21556         (save_target_globals): Likewise.
21558 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21560         * rtl.h (target_rtl): Add x_static_reg_base_value.
21561         * alias.c (static_reg_base_value): Redefine as a macro.
21563 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21565         * Makefile.in (reginfo.o): Don't depend on $(GGC_H) or gt-reginfo.h.
21566         (GTFILES): Remove reginfo.c.
21567         * rtl.h (target_rtl): Add x_top_of_stack.
21568         (top_of_stack): New macro.
21569         * reginfo.c: Don't include ggc.h or gt-reginfo.h.
21570         (top_of_stack): Delete.
21572 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21574         * regs.h (target_regs): Add x_hard_regs_of_mode,
21575         x_contains_reg_of_mode, x_move_cost, x_may_move_in_cost,
21576         x_may_move_out_cost and x_last_mode_for_init_move_cost.
21577         (have_regs_of_mode, contains_reg_of_mode, move_cost)
21578         (may_move_in_cost, may_move_out_cost): Redefine as macros.
21579         * reginfo.c (have_regs_of_mode, contains_reg_of_mode, move_cost)
21580         (may_move_in_cost, may_move_out_cost): Delete.
21581         (last_mode_for_init_move_cost): Redefine as a macro.
21583 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21585         * hard-reg-set.h (target_hard_regs): New structure.
21586         (default_target_hard_regs): Declare.
21587         (this_target_hard_regs): Declare as a variable or define as a macro.
21588         (fixed_regs, fixed_reg_set, call_used_regs, call_really_used_regs)
21589         (call_used_reg_set, call_fixed_reg_set, regs_invalidated_by_call)
21590         (reg_alloc_order, inv_reg_alloc_order, reg_class_contents)
21591         (reg_class_size, reg_class_subclasses, reg_class_subunion)
21592         (reg_class_superunion, reg_names): Redefine as macros.
21593         * reginfo.c (fixed_regs, fixed_reg_set, call_used_regs)
21594         (call_used_reg_set, call_really_used_regs, call_fixed_reg_set)
21595         (regs_invalidated_by_call, reg_alloc_order, inv_reg_alloc_order)
21596         (reg_class_contents, reg_class_size, reg_class_subclasses)
21597         (reg_class_subunion, reg_class_superunion, reg_names): Delete.
21598         (default_target_hard_regs): New variable
21599         (this_target_hard_regs, initial_call_really_used_regs)
21600         (initial_reg_alloc_order): New conditional variables.
21601         (initial_reg_names): New variable.
21602         (init_reg_sets): Assert that initial_call_really_used_regs,
21603         initial_reg_alloc_order and initial_reg_names
21604         are all the same size as their variable counterparts.  Use them to
21605         initialize those counterparts.
21606         * target-globals.h (this_target_hard_regs): Declare.
21607         (target_globals): Add a hard_regs field.
21608         (restore_target_globals): Copy the hard_regs field to
21609         this_target_hard_regs.
21610         * target-globals.c: Include hard-reg-set.h.
21611         (default_target_globals): Initialize the hard_regs field.
21612         (save_target_globals): Likewise.
21614 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21616         * Makefile.in (target-globals.o): Depend on $(RTL_H).
21617         * rtl.h (target_rtl): New structure.
21618         (default_target_rtl): Declare.
21619         (this_target_rtl): Declare as a variable or define as a macro.
21620         (global_rtl, pic_offset_table_rtx, return_address_pointer_rtx):
21621         Redefine as macros.
21622         * emit-rtl.c (default_target_rtl): New variable.
21623         (this_target_rtl): New conditional variable.
21624         (global_rtl, static_regno_reg_rtx, pic_offset_table_rtx)
21625         (return_address_pointer_rtx): Delete.
21626         (initial_regno_reg_rtx): New macro.
21627         (init_emit): Use initial_regno_reg_rtx instead of static_regno_reg_rtx.
21628         (init_emit_regs): Likewise.
21629         * target-globals.h (this_target_rtl): Declare.
21630         (target_globals): Add a rtl field.
21631         (restore_target_globals): Copy the rtl field to this_target_rtl.
21632         * target-globals.c: Include rtl.h.
21633         (default_target_globals): Initialize the rtl field.
21634         (save_target_globals): Likewise.
21636 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21638         * Makefile.in (target-globals.o): Depend on $(REGS_H).
21639         * regs.h (target_reg_modes): New structure.
21640         (default_target_reg_modes): Declare.
21641         (this_target_reg_modes): Declare as a variable or define as a macro.
21642         (hard_regno_nregs, reg_raw_mode): Redefine as macros.
21643         * reginfo.c (default_target_reg_modes): New variable.
21644         (this_target_reg_modes): New conditional variable.
21645         (hard_regno_nregs, reg_raw_mode): Delete.
21646         * target-globals.h (this_target_regs): Declare.
21647         (target_globals): Add a regs field.
21648         (restore_target_globals): Copy the regs field to this_target_regs.
21649         * target-globals.c: Include regs.h.
21650         (default_target_globals): Initialize the regs field.
21651         (save_target_globals): Likewise.
21653 2010-07-12  Richard Sandiford  <rdsandiford@googlemail.com>
21655         * doc/tm.texi.in (SWITCHABLE_TARGET): Document.
21656         * doc/tm.texi: Regenerate.
21657         * Makefile.in (OBJS-common): Add target-globals.o.
21658         (gtype-desc.o): Depend on $(IPA_PROP_H), $(LTO_STREAMER_H)
21659         and target-globals.h.
21660         (target-globals.o): New rule.
21661         (GTFILES): Include $(srcdir)/target-globals.h.
21662         * defaults.h (SWITCHABLE_TARGET): Define.
21663         * gengtype.c (open_base_files): Add target-globals.h to the
21664         list of includes.
21665         * target-globals.h: New file.
21666         * target-globals.c: Likewise.
21668         * Makefile.in (target-globals.o): Depend on $(FLAGS_H).
21669         * flags.h (target_flag_state): New structure.
21670         (default_target_flag_state): Declare.
21671         (this_target_flag_state): Declare as a variable or define as a macro.
21672         (align_loops_log): Redefine as a macro.
21673         (align_loops_max_skip, align_jumps_log): Likewise.
21674         (align_jumps_max_skip, align_labels_log): Likewise.
21675         (align_labels_max_skip, align_functions_log): Likewise.
21676         * toplev.c (default_target_flag_state): New variable.
21677         (this_target_flag_state): New conditional variable.
21678         (align_loops_log): Delete.
21679         (align_loops_max_skip, align_jumps_log): Likewise.
21680         (align_jumps_max_skip, align_labels_log): Likewise.
21681         (align_labels_max_skip, align_functions_log): Likewise.
21682         * target-globals.h (this_target_flag_state): Declare.
21683         (target_globals): Add a flag_state field.
21684         (restore_target_globals): Copy the flag_state field to
21685         this_target_flag_state.
21686         * target-globals.c: Include flags.h.
21687         (default_target_globals): Initialize the flag_state field.
21688         (save_target_globals): Likewise.
21690 2010-07-12  Jie Zhang  <jie@codesourcery.com>
21692         * postreload.c (reg_symbol_ref[]): New.
21693         (move2add_use_add2_insn): New.
21694         (move2add_use_add3_insn): New.
21695         (reload_cse_move2add): Handle SYMBOL + OFFSET case.
21696         (move2add_note_store): Likewise.
21698 2010-07-12  Joern Rennecke  <joern.rennecke@embecosm.com>
21700         PR rtl-optimization/44752
21701         * genautomata.c (main): Don't emit an empty file even if there
21702         is no automaton.
21704 2010-07-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21706         * config/i386/i386.c (ix86_sol10_return_in_memory): Rename to
21707         ix86_solaris_return_in_memory.
21708         * config/i386-protos.h: Reflect this.
21709         * config/i386/vx-common.h (SUBTARGET_RETURN_IN_MEMORY): Likewise.
21710         * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Likewise.
21711         Move ...
21712         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): ... here.
21714 2010-07-12  Jie Zhang  <jie@codesourcery.com>
21716         * config/arm/arm.c (arm_get_frame_offsets): Don't use r3 to
21717         align the stack when it's going to be saved.
21719 2010-07-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21721         PR pch/14940
21722         * config/host-solaris.c (mmap_fixed): New function.
21723         (sol_gt_pch_get_address): Use it.
21724         (sol_gt_pch_use_address): Likewise.
21726 2010-07-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21728         * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
21729         pentiumpro on Solaris 8 and 9/x86.
21730         * doc/install.texi (Specific, i?86-*-solaris2.[89]): Recommend GNU as.
21731         Document SSE/SSE2 support.
21732         * doc/sourcebuild.texi (Effective-Target Keywords): Document sse.
21734 2010-07-12  Andi Kleen  <ak@linux.intel.com>
21736         * lto-symtab.c (lto_symtab_merge_decls_1): Use fatal_error
21737         instead of gcc_assert to print better error message for multiple
21738         prevailing defs.
21740 2010-07-12  Uros Bizjak  <ubizjak@gmail.com>
21742         * config/i386/i386.c (ix86_asm_output_function_label): Change format
21743         string placeholder from 0x%x to %#x.
21744         (ix86_code_end): Use putc to output '\n'.
21745         (ix86_print_operand) <case ';'>: Use putc to output ';'.
21747 2010-07-11  Kai Tietz  <kai.tietz@onevision.com>
21749         * config/i386/winnt.c (i386_pe_file_end): Quote symbol name
21750         in directive -export.
21752 2010-07-10  Anatoly Sokolov  <aesok@post.ru>
21754         * reginfo.h (reg_classes_intersect_p): Change arguments type to
21755         reg_class_t.
21756         * rtl.h (reg_classes_intersect_p): Adjust prototype.
21758         * config/rs6000/rs6000.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
21759         Remove macros.
21760         * config/rs6000/rs6000-protos.h (rs6000_register_move_cost,
21761         rs6000_memory_move_cost): Remove
21762         * config/rs6000/rs6000.c (TARGET_REGISTER_MOVE_COST,
21763         TARGET_MEMORY_MOVE_COST): Define.
21764         (rs6000_register_move_cost): Make static. Change arguments type from
21765         enum reg_class to reg_class_t. Adjust rs6000_memory_move_cost calls.
21766         (rs6000_memory_move_cost): Make static. Change arguments type from
21767         'enum reg_class' to reg_class_t.
21769 2010-07-10  Sandra Loosemore  <sandra@codesourcery.com>
21771         PR middle-end/42505
21772         * tree-inline.c (estimate_num_insns): Refactor builtin complexity
21773         lookup code into....
21774         * builtins.c (is_simple_builtin, is_inexpensive_builtin): ...these
21775         new functions.
21776         * tree.h (is_simple_builtin, is_inexpensive_builtin): Declare.
21777         * cfgloopanal.c (target_clobbered_regs): Define.
21778         (init_set_costs): Initialize target_clobbered_regs.
21779         (estimate_reg_pressure_cost): Add call_p argument.  When true,
21780         adjust the number of available registers to exclude the
21781         call-clobbered registers.
21782         * cfgloop.h (target_clobbered_regs): Declare.
21783         (estimate_reg_pressure_cost): Adjust declaration.
21784         * tree-ssa-loop-ivopts.c (struct ivopts_data): Add body_includes_call.
21785         (ivopts_global_cost_for_size): Pass it to estimate_reg_pressure_cost.
21786         (determine_set_costs): Dump target_clobbered_regs.
21787         (loop_body_includes_call): New function.
21788         (tree_ssa_iv_optimize_loop): Use it to initialize new field.
21789         * loop-invariant.c (gain_for_invariant): Adjust arguments to pass
21790         call_p flag through.
21791         (best_gain_for_invariant): Likewise.
21792         (find_invariants_to_move): Likewise.
21793         (move_single_loop_invariants): Likewise, using already-computed
21794         has_call field.
21796 2010-07-10  Richard Guenther  <rguenther@suse.de>
21797             Joern Rennecke  <joern.rennecke@embecosm.com>
21799         PR debug/44832
21800         * tree-ssa-live.c (mark_all_vars_used_1): Set TREE_USED for LABEL_DECL.
21801         (remove_unused_scope_block_p): Don't drop TREE_USED LABEL_DECLs
21802         unless they have DECL_IGNORED_P set.
21804 2010-07-10  Richard Guenther  <rguenther@suse.de>
21806         PR lto/44889
21807         * gimple.c (gimple_fixup_complete_and_incomplete_subtype_p): New
21808         helper function.
21809         (gimple_types_compatible_p): Similar to pointed-to
21810         types allow and merge a mix of complete and incomplete aggregate.
21811         Use gimple_fixup_complete_and_incomplete_subtype_p for that.
21812         (iterative_hash_gimple_type): Adjust for that.
21814 2010-07-10  Richard Sandiford  <r.sandiford@uk.ibm.com>
21816         * tree.h (DECL_REPLACEABLE_P): Strengthen check for weak symbols.
21818 2010-07-10  Iain Sandoe  <iains@gcc.gnu.org>
21820         PR objc/44140
21821         * config/darwin.c (output_objc_section_asm_op): Save and restore
21822         section when outputting ObjC section list.
21824 2010-07-09  Jan Hubicka  <jh@suse.cz>
21826         * lto-streamer-out.c (produce_symtab): Do not write alias
21827         cgraph/varpool nodes.
21829 2010-07-09  Jan Hubicka  <jh@suse.cz>
21831         * tree-inline.c (declare_return_variable): Fix ICE while
21832         inlining DECL_BY_VALUE function not in SSA form
21834 2010-07-09  Changpeng Fang  <changpeng.fang@amd.com>
21836         PR tree-optimization/44576
21837         * tree-ssa-loop-prefetch.c (trip_count_to_ahead_ratio_too_small_p):
21838         New.  Pull out from is_loop_prefetching_profitable to implement
21839         the trip count to ahead ratio heuristic.
21840         (mem_ref_count_reasonable_p): New.  Pull out from
21841         is_loop_prefetching_profitable to implement the instruction to
21842         memory reference ratio heuristic.  Also consider not reasonable if
21843         the memory reference count is above a threshold (to avoid
21844         explosive compilation time.
21845         (insn_to_prefetch_ratio_too_small_p): New.  Pull out from
21846         is_loop_prefetching_profitable to implement the instruction to
21847         prefetch ratio heuristic.
21848         (is_loop_prefetching_profitable): Removed.
21849         (loop_prefetch_arrays): Distribute the cost analysis across the
21850         function to allow early exit of the prefetch analysis.
21851         is_loop_prefetching_profitable is splitted into three functions,
21852         with each one called as early as possible.
21853         (PREFETCH_MAX_MEM_REFS_PER_LOOP): New.  Threshold above which the
21854         number of memory references in a loop is considered too many.
21856 2010-07-09  Bernd Schmidt  <bernds@codesourcery.com>
21858         * reload.c (find_reloads): Don't clear badop if we have a winreg
21859         alternative, but not win, and the class only has fixed regs.
21860         * hard-reg-set.h (class_only_fixed_regs): Declare.
21861         * reginfo.c (class_only_fixed_regs): New array.
21862         (init_reg_sets_1): Initialize it.
21863         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn): Don't
21864         discourage alternatives using the stack pointer.
21866         * config/arm/arm.md (addsi3_cbranch): Switch alternatives 0 and 1.
21868         * config/arm/arm.md (Thumb-1 ldrsb peephole): New.
21870         * config/arm/arm.md (cbranchqi4): Fix array size.
21871         (addsi3_cbranch): Also andle alternative 2 like alternative 3 when
21872         calculating length.
21874 2010-07-09  Richard Guenther  <rguenther@suse.de>
21876         * gimple.c (struct type_fixup_s): New struct and VEC type.
21877         (gimple_register_type_fixups): New static global.
21878         (gimple_queue_type_fixup): New function.
21879         (gimple_types_compatible_p): Queue type fixups instead of
21880         applying them here.
21881         (gimple_register_type): Apply queued fixups for the
21882         canonical type.  Empty the type fixup queue.
21884 2010-07-09  Uros Bizjak  <ubizjak@gmail.com>
21886         * configure.ac (gcc_cv_as_ix86_rep_lock_prefix): Fix test.
21887         * configure: Regenerate.
21888         * config.in: Ditto.
21890 2010-07-09  Jakub Jelinek  <jakub@redhat.com>
21891             Denys Vlasenko  <dvlasenk@redhat.com>
21892             Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
21894         PR tree-optimization/28632
21895         * tree-vrp.c (zero_nonzero_bits_from_vr): New function.
21896         (extract_range_from_binary_expr): Further optimize
21897         BIT_AND_EXPR and BIT_IOR_EXPR.
21899 2010-07-09  Sebastian Pop  <sebastian.pop@amd.com>
21901         * tree-if-conv.c (fold_or_predicates): New.
21902         (add_to_predicate_list): Call it.
21904 2010-07-09  Richard Guenther  <rguenther@suse.de>
21906         PR middle-end/44890
21907         * tree-ssa-address.c (create_mem_ref_raw): Only build a MEM_REF
21908         if base is a pointer.
21909         * tree-cfg.c (verify_expr): Update MEM_REF checking.
21911 2010-07-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
21913         PR target/44877
21914         * config/rs6000/rs6000.c (rs6000_expand_builtin): Use
21915         POINTER_TYPE_P instead of checking only for POINTER_TYPE for the
21916         builtin mask for load/store builtins.
21918 2010-07-09  Uros Bizjak  <ubizjak@gmail.com>
21920         * configure.ac (gcc_cv_as_ix86_rep_lock_prefix): Also check
21921         for "lock addl".
21922         * configure: Regenerate.
21923         * config/i386/i386.c (ix86_print_operand) <case ';'>:
21924         Remove TARGET_MACHO.
21926 2010-07-09  Peter Bergner  <bergner@vnet.ibm.com>
21928         * config/rs6000/rs6000.c (rs6000_override_options): Fix setting of
21929         default ISA flags.
21930         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mvsx.
21932 2010-07-09  Tom de Vries  <tjvries@xs4all.nl>
21934         * tree.c (type_hash_if_marked_p): Removed non-ggc_marked_p clause.
21936 2010-07-09  Hariharan Sandanagobalane  <hariharan@picochip.com>
21938         * config/picochip/picochip.md (commsTestPort): Emit more
21939         efficient sequence for tstport instruction.
21941 2010-07-09  Uros Bizjak  <ubizjak@gmail.com>
21943         * config/i386/i386.c (ix86_veclib_handler): Make static.
21945 2010-07-09  Richard Guenther  <rguenther@suse.de>
21947         PR tree-optimization/44852
21948         * tree-ssa-alias.c: Include toplev.h for exact_log2.
21949         (indirect_ref_may_alias_decl_p): Properly handle negative offsets
21950         in MEM_REF.
21951         (indirect_refs_may_alias_p): Likewise.
21952         * Makefile.in (tree-ssa-alias.o): Add $(TOPLEV_H).
21954 2010-07-09  Richard Guenther  <rguenther@suse.de>
21956         PR tree-optimization/44882
21957         * tree-vect-stmts.c (vectorizable_store): Do not assert alias
21958         sets do conflict.
21959         (vectorizable_load): Likewise.
21961 2010-07-09  Bernd Schmidt  <bernds@codesourcery.com>
21963         PR target/40657
21964         * config/arm/arm.c (thumb1_extra_regs_pushed): New arg FOR_PROLOGUE.
21965         All callers changed.
21966         Handle the case when we're called for the epilogue.
21967         (thumb_unexpanded_epilogue): Use it.
21968         (thumb1_expand_epilogue): Likewise.
21970 2010-07-09  Jakub Jelinek  <jakub@redhat.com>
21972         * tree-vrp.c (extract_range_from_binary_expr) <BIT_AND_EXPR>: If
21973         both ranges are range_int_cst_p with non-negative minimum,
21974         try harder to derive smaller range.
21976 2010-07-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
21978         * genrecog.c: Include diagnostic-core.h before toplev.h.
21979         * genoutput.c: Likewise.
21980         * genextract.c: Likewise.
21981         * genautomata.c: Likewise.
21982         * genemit.c: Likewise.
21983         * genpeep.c: Likewise.
21984         * genattrtab.c: Likewise.
21985         * genconditions.c: Likewise.
21986         * genpreds.c: Likewise.
21988 2010-07-08  Andi Kleen  <ak@linux.intel.com>
21990         * lto-section-in.c (lto_section_name): Add missing comma.
21992 2010-07-08  Anatoly Sokolov  <aesok@post.ru>
21994         * config/ia64/ia64.h (OVERRIDE_OPTIONS): Remove macros.
21995         * config/ia64/ia64-protos.h (ia64_override_options): Remove.
21996         * config/ia64/ia64.c (TARGET_OPTION_OVERRIDE): Define.
21997         (ia64_override_options): Rename to...
21998         (ia64_option_override): ... this one. Make static.
22000 2010-07-08  Eric Botcazou  <ebotcazou@adacore.com>
22002         PR middle-end/44843
22003         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not rely on the
22004         pointed-to type of the offset in a MEM_REF to compute the alignment.
22006 2010-07-08  Kai Tietz  <kai.tietz@onevision.com>
22008         * final.c (final_scan_insn): Replace
22009         TARGET_UNWIND_INFO macro check by unwind_emit
22010         hook NULL check.
22011         * targhooks.c (default_unwind_emit): Removed.
22012         * targhooks.h (default_unwind_emit): Likewise.
22013         * target.def (unwind_emit): Set default value to NULL.
22015         * config/i386/i386-protos.h (ix86_asm_output_function_label):
22016         New prototype.
22017         * config/i386/i386.c (ix86_function_ms_hook_prologue): Check
22018         for NULL fntype argument and allow 64-bit targets.
22019         (ix86_asm_output_function_label): New function.
22020         (ix86_expand_prologue): Handle 64-bit ms hook prologue.
22021         (ix86_handle_fndecl_attribute): Likewise.
22022         * doc/extend.texi (ms_hook_prologue): Adjust documentation.
22023         * doc/doc/tm.texi: Regenerated.
22024         * doc/doc/doc/tm.texi.in (ASM_OUTPUT_FUNCTION_LABEL): New.
22025         (ASM_DECLARE_FUNCTION_NAME): Adjust documentation.
22026         * defaults.h (ASM_OUTPUT_FUNCTION_LABEL): New macro.
22027         * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22028         ASM_OUTPUT_FUNCTION_LABEL instead of ASM_OUTPUT_LABEL.
22029         * config/elfos.h: Likewise.
22030         * config/i386/cygming.h: Likewise.
22031         * config/netbsd-aout.h: Likewise.
22032         * config/openbsd.h: Likewise.
22033         * config/i386/i386.h (ASM_OUTPUT_FUNCTION_LABEL): Override
22034         by ix86_asm_output_function_label function call.
22035         * varasm.c (assemble_start_function): Use
22036         ASM_OUTPUT_FUNCTION_LABEL instead of ASM_OUTPUT_LABEL.
22038 2010-07-08  Jan Hubicka  <jh@suse.cz>
22040         * cgraph.c (cgraph_will_be_removed_from_program_if_no_direct_calls):
22041         New function.
22042         * cgraph.h (cgraph_will_be_removed_from_program_if_no_direct_calls):
22043         Declare.
22044         * ipa-cp.c (ipcp_estimate_growth): Use it.
22045         * ipa-inline.c (cgraph_estimate_growth, cgraph_decide_inlining):
22046         Likewise.
22048 2010-07-08  Jan Hubicka  <jh@suse.cz>
22050         * tree-inline.c (declare_return_variable): Allocate annotation for new
22051         temporary.
22053 2010-07-08  Sebastian Pop  <sebastian.pop@amd.com>
22055         PR tree-optimization/44710
22056         * tree-if-conv.c (parse_predicate): New.
22057         (add_to_predicate_list): Call it, call maybe_fold_or_comparisons.
22058         Make sure that the predicates are either SSA_NAMEs or gimple_condexpr.
22060 2010-07-08  Sebastian Pop  <sebastian.pop@amd.com>
22062         * common.opt (ftree-loop-if-convert): New flag.
22063         * doc/invoke.texi (ftree-loop-if-convert): Documented.
22064         * tree-if-conv.c (gate_tree_if_conversion): Enable if-conversion
22065         when flag_tree_loop_if_convert is set.
22067 2010-07-08  Uros Bizjak  <ubizjak@gmail.com>
22069         * config/i386/i386.c: Use short syntax for function calls
22070         through function pointers.
22071         * config/i386/i386.md: Ditto.
22073 2010-07-08  Eric Botcazou  <ebotcazou@adacore.com>
22075         * emit-rtl.c (set_mem_attributes_minus_bitpos): Fix formatting issues.
22077 2010-07-08  Richard Guenther  <rguenther@suse.de>
22079         * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Fix
22080         stmt check for POINTER_PLUS_EXPRs, fix the pointer assignment.
22082 2010-07-08  Jakub Jelinek  <jakub@redhat.com>
22084         * dwarf2out.c (mem_loc_descriptor): Use DW_OP_const[48]u
22085         instead of DW_OP_addr for DW_OP_GNU_push_tls_address operand.
22086         (loc_list_from_tree): Likewise.
22087         (output_loc_operands): Handle outputting DW_OP_const[48]u
22088         with loc->dtprel set.
22089         (resolve_addr_in_expr): Handle loc->dtprel like DW_OP_addr.
22091 2010-07-08  Jan Hubicka  <jh@suse.cz>
22093         * ipa.c: Include pointer-set.h
22094         (cgraph_externally_visible_p): New attribute ALIASED;
22095         when in LTO, hidden symbols are local unless they are aliased.
22096         (function_and_variable_visibility): Compute aliased nodes;
22097         handle LTO and hidden symbol on functions and vars.
22098         * cgraph.c (cgraph_make_decl_local): Clear NAMED_SECTION
22099         for COMDAT symbols; handle COMDAT_GROUPS also at vars.
22101 2010-07-08  Eric Botcazou  <ebotcazou@adacore.com>
22103         * config/i386/cygming.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
22104         * config/i386/freebsd.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
22105         * config/i386/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
22106         * config/i386/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
22107         * config/i386/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
22108         * config/i386/i386.c (ix86_gen_adjust_stack_and_probe): New variable.
22109         (ix86_gen_probe_stack_range): Likewise.
22110         (override_options): Set them.
22111         (ix86_target_stack_probe): New function.
22112         (ix86_compute_frame_layout): Force use of push instructions to
22113         save registers if stack checking with probes is enabled.
22114         (get_scratch_register_on_entry): New function.
22115         (release_scratch_register_on_entry): Likewise.
22116         (ix86_adjust_stack_and_probe): Likewise.
22117         (output_adjust_stack_and_probe): Likewise.
22118         (ix86_emit_probe_stack_range): Likewise.
22119         (output_probe_stack_range): Likewise.
22120         (ix86_expand_prologue): Emit stack checking code if static built-in
22121         stack checking is enabled.
22122         Test ix86_target_stack_probe instead of TARGET_STACK_PROBE.
22123         * config/i386/i386-protos.h (ix86_target_stack_probe): Declare.
22124         (output_adjust_stack_and_probe): Likewise.
22125         (output_probe_stack_range): Likewise.
22126         * config/i386/i386.md (UNSPECV_PROBE_STACK_RANGE): New constant.
22127         (allocate_stack_worker_32): Test ix86_target_stack_probe instead of
22128         TARGET_STACK_PROBE.
22129         (allocate_stack_worker_64): Likewise.
22130         (allocate_stack): Likewise.
22131         (adjust_stack_and_probe): New insn.
22132         (probe_stack_range): Likewise.
22134 2010-07-08  Richard Guenther  <rguenther@suse.de>
22136         PR tree-optimization/44831
22137         * tree-ssa-phiprop.c (phiprop_insert_phi): Properly build
22138         a MEM_REF preserving TBAA info of the original dereference.
22139         Dereference the original pointer if the address is not invariant.
22140         (propagate_with_phi): Fixup type checks wrt MEM_REFs.  Require
22141         at least one invariant address that we are going to dereference.
22143 2010-07-08  Richard Guenther  <rguenther@suse.de>
22145         PR tree-optimization/44861
22146         * tree-vect-stmts.c (vectorizable_store): Preserve TBAA
22147         information when building MEM_REFs.
22148         (vectorizable_load): Likewise.
22149         * tree-vect-data-refs.c (vect_setup_realignment): Likewise.
22151 2010-07-08  Eric Botcazou  <ebotcazou@adacore.com>
22153         * config/sol2-c.c: Do not include diagnostic-core.h.
22155 2010-07-08  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
22157         PR bootstrap/44768
22158         * cfgexpand.c (estimated_stack_frame_size): Make self-contained
22159         with respect to current_function_decl. Pass decl of the function.
22160         * tree-inline.h (estimated_stack_frame_size): Adjust prototype.
22161         * ipa-inline.c (compute_inline_parameters): Pass decl to
22162         estimated_stack_frame_size.
22164 2010-07-08  Richard Guenther  <rguenther@suse.de>
22166         * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
22167         New function.
22168         (valueize_refs): Call it.
22170 2010-07-08  Richard Guenther  <rguenther@suse.de>
22172         PR rtl-optimization/44838
22173         * tree-ssa-alias.c (indirect_refs_may_alias_p): When not in
22174         SSA form do not use pointer equivalence.
22176 2010-07-08  Eric Botcazou  <ebotcazou@adacore.com>
22178         * dwarf2out.c (AT_linkage_name): Delete.
22179         (add_linkage_attr): New function.
22180         (add_linkage_name): Call it to emit the linkage attribute.
22181         (dwarf2out_finish): Likewise.
22182         (move_linkage_attr): Explicitly accept both attribute variants.
22184 2010-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22186         * toplev.h: Do not include diagnostic-core.h.
22187         Include diagnostic-core.h in every file that includes toplev.h.
22188         * c-tree.h: Do not include toplev.h.
22189         * pretty-print.h: Update comment.
22190         * Makefile.in: Update dependencies.
22191         * alias.c: Include diagnostic-core.h in every file that includes
22192         toplev.h.
22193         * attribs.c: Likewise.
22194         * auto-inc-dec.c: Likewise.
22195         * bb-reorder.c: Likewise.
22196         * bt-load.c: Likewise.
22197         * caller-save.c: Likewise.
22198         * calls.c: Likewise.
22199         * cfg.c: Likewise.
22200         * cfganal.c: Likewise.
22201         * cfgbuild.c: Likewise.
22202         * cfgcleanup.c: Likewise.
22203         * cfghooks.c: Likewise.
22204         * cfgloop.c: Likewise.
22205         * combine.c: Likewise.
22206         * config/alpha/alpha.c: Likewise.
22207         * config/arc/arc.c: Likewise.
22208         * config/arm/arm.c: Likewise.
22209         * config/arm/pe.c: Likewise.
22210         * config/avr/avr.c: Likewise.
22211         * config/bfin/bfin.c: Likewise.
22212         * config/cris/cris.c: Likewise.
22213         * config/crx/crx.c: Likewise.
22214         * config/darwin-c.c: Likewise.
22215         * config/darwin.c: Likewise.
22216         * config/fr30/fr30.c: Likewise.
22217         * config/frv/frv.c: Likewise.
22218         * config/h8300/h8300.c: Likewise.
22219         * config/host-darwin.c: Likewise.
22220         * config/i386/i386.c: Likewise.
22221         * config/i386/netware.c: Likewise.
22222         * config/i386/nwld.c: Likewise.
22223         * config/i386/winnt-cxx.c: Likewise.
22224         * config/i386/winnt-stubs.c: Likewise.
22225         * config/i386/winnt.c: Likewise.
22226         * config/ia64/ia64-c.c: Likewise.
22227         * config/ia64/ia64.c: Likewise.
22228         * config/iq2000/iq2000.c: Likewise.
22229         * config/lm32/lm32.c: Likewise.
22230         * config/m32c/m32c-pragma.c: Likewise.
22231         * config/m32c/m32c.c: Likewise.
22232         * config/m32r/m32r.c: Likewise.
22233         * config/m68hc11/m68hc11.c: Likewise.
22234         * config/m68k/m68k.c: Likewise.
22235         * config/mcore/mcore.c: Likewise.
22236         * config/mep/mep-pragma.c: Likewise.
22237         * config/mep/mep.c: Likewise.
22238         * config/mmix/mmix.c: Likewise.
22239         * config/mn10300/mn10300.c: Likewise.
22240         * config/moxie/moxie.c: Likewise.
22241         * config/pa/pa.c: Likewise.
22242         * config/pdp11/pdp11.c: Likewise.
22243         * config/picochip/picochip.c: Likewise.
22244         * config/rs6000/rs6000-c.c: Likewise.
22245         * config/rs6000/rs6000.c: Likewise.
22246         * config/rx/rx.c: Likewise.
22247         * config/s390/s390.c: Likewise.
22248         * config/score/score.c: Likewise.
22249         * config/score/score3.c: Likewise.
22250         * config/score/score7.c: Likewise.
22251         * config/sh/sh.c: Likewise.
22252         * config/sh/symbian-base.c: Likewise.
22253         * config/sh/symbian-c.c: Likewise.
22254         * config/sh/symbian-cxx.c: Likewise.
22255         * config/sol2-c.c: Likewise.
22256         * config/sol2.c: Likewise.
22257         * config/sparc/sparc.c: Likewise.
22258         * config/spu/spu.c: Likewise.
22259         * config/stormy16/stormy16.c: Likewise.
22260         * config/v850/v850-c.c: Likewise.
22261         * config/v850/v850.c: Likewise.
22262         * config/vax/vax.c: Likewise.
22263         * config/vxworks.c: Likewise.
22264         * config/xtensa/xtensa.c: Likewise.
22265         * convert.c: Likewise.
22266         * cse.c: Likewise.
22267         * cselib.c: Likewise.
22268         * dbgcnt.c: Likewise.
22269         * dbxout.c: Likewise.
22270         * ddg.c: Likewise.
22271         * dominance.c: Likewise.
22272         * emit-rtl.c: Likewise.
22273         * explow.c: Likewise.
22274         * expmed.c: Likewise.
22275         * fixed-value.c: Likewise.
22276         * fold-const.c: Likewise.
22277         * fwprop.c: Likewise.
22278         * gcse.c: Likewise.
22279         * ggc-common.c: Likewise.
22280         * ggc-page.c: Likewise.
22281         * ggc-zone.c: Likewise.
22282         * gimple-low.c: Likewise.
22283         * gimplify.c: Likewise.
22284         * graph.c: Likewise.
22285         * haifa-sched.c: Likewise.
22286         * ifcvt.c: Likewise.
22287         * implicit-zee.c: Likewise.
22288         * integrate.c: Likewise.
22289         * ira-build.c: Likewise.
22290         * ira-color.c: Likewise.
22291         * ira-conflicts.c: Likewise.
22292         * ira-costs.c: Likewise.
22293         * ira-lives.c: Likewise.
22294         * ira.c: Likewise.
22295         * lists.c: Likewise.
22296         * loop-doloop.c: Likewise.
22297         * loop-iv.c: Likewise.
22298         * lto-opts.c: Likewise.
22299         * lto-symtab.c: Likewise.
22300         * main.c: Likewise.
22301         * modulo-sched.c: Likewise.
22302         * optabs.c: Likewise.
22303         * params.c: Likewise.
22304         * plugin.c: Likewise.
22305         * postreload-gcse.c: Likewise.
22306         * postreload.c: Likewise.
22307         * predict.c: Likewise.
22308         * profile.c: Likewise.
22309         * real.c: Likewise.
22310         * regcprop.c: Likewise.
22311         * reginfo.c: Likewise.
22312         * regmove.c: Likewise.
22313         * reorg.c: Likewise.
22314         * resource.c: Likewise.
22315         * rtl.c: Likewise.
22316         * rtlanal.c: Likewise.
22317         * sched-deps.c: Likewise.
22318         * sched-ebb.c: Likewise.
22319         * sched-rgn.c: Likewise.
22320         * sdbout.c: Likewise.
22321         * sel-sched-dump.c: Likewise.
22322         * sel-sched-ir.c: Likewise.
22323         * simplify-rtx.c: Likewise.
22324         * stmt.c: Likewise.
22325         * stor-layout.c: Likewise.
22326         * store-motion.c: Likewise.
22327         * targhooks.c: Likewise.
22328         * tree-cfg.c: Likewise.
22329         * tree-cfgcleanup.c: Likewise.
22330         * tree-dump.c: Likewise.
22331         * tree-eh.c: Likewise.
22332         * tree-inline.c: Likewise.
22333         * tree-nomudflap.c: Likewise.
22334         * tree-object-size.c: Likewise.
22335         * tree-optimize.c: Likewise.
22336         * tree-outof-ssa.c: Likewise.
22337         * tree-phinodes.c: Likewise.
22338         * tree-profile.c: Likewise.
22339         * tree-ssa-ccp.c: Likewise.
22340         * tree-ssa-coalesce.c: Likewise.
22341         * tree-ssa-live.c: Likewise.
22342         * tree-ssa-loop-niter.c: Likewise.
22343         * tree-ssa-loop-prefetch.c: Likewise.
22344         * tree-ssa-loop.c: Likewise.
22345         * tree-ssa-structalias.c: Likewise.
22346         * tree-ssa-uninit.c: Likewise.
22347         * tree-ssa.c: Likewise.
22348         * tree-vect-data-refs.c: Likewise.
22349         * tree-vect-loop-manip.c: Likewise.
22350         * tree-vect-loop.c: Likewise.
22351         * tree-vect-patterns.c: Likewise.
22352         * tree-vect-stmts.c: Likewise.
22353         * tree-vrp.c: Likewise.
22354         * varasm.c: Likewise.
22355         * vec.c: Likewise.
22356         * web.c: Likewise.
22357         * xcoffout.c: Likewise.
22359 2010-07-07  Richard Sandiford  <rdsandiford@googlemail.com>
22361         * gengtype.c (write_field_root): New function.
22362         (write_root): Use it.
22364 2010-07-07  Wei Guozhi  <carrot@google.com>
22366         * config/arm/thumb2.md (peephole2 to convert zero_extract/compare
22367         of lowest bits to lshift/compare): Add a missing line.
22369 2010-07-07  Wei Guozhi  <carrot@google.com>
22371         * config/arm/thumb2.md (peephole2 to convert zero_extract/compare
22372         of lowest bits to lshift/compare): New.
22374 2010-07-07  Tom Tromey  <tromey@redhat.com>
22376         * doc/tm.texi: Update.
22377         * doc/tm.texi.in (SDB and DWARF) <TARGET_WANT_DEBUG_PUB_SECTIONS>:
22378         Add @hook.
22379         * target.def (want_debug_pub_sections): New hook.
22380         * config/darwin.h (TARGET_WANT_DEBUG_PUB_SECTIONS): Define.
22381         * dwarf2out.c (add_pubname_string): Check
22382         targetm.want_debug_pub_sections.
22383         (add_pubname): Likewise.
22384         (add_pubtype): Likewise.
22386 2010-07-07  Jie Zhang  <jie@codesourcery.com>
22388         * genautomata.c (output_automata_list_min_issue_delay_code):
22389         Correctly decompress min_issue_delay.
22391 2010-07-07  Bernd Schmidt  <bernds@codesourcery.com>
22393         PR rtl-optimization/44404
22394         * auto-inc-dec.c (find_inc): Avoid calling count_occurrences if
22395         possible, use reg_overlap_mentioned_p instead.
22397 2010-07-07  Duncan Sands  <baldrick@free.fr>
22399         PR middle-end/41355
22400         * tree.c (build_function_type_skip_args): Copy the original type using
22401         build_distinct_type_copy rather than copy_node.
22403 2010-07-07  H.J. Lu  <hongjiu.lu@intel.com>
22405         PR target/44850
22406         * config/i386/i386.c (ix86_function_ms_hook_prologue): Revert
22407         revision 161876.
22408         (ix86_expand_prologue): Likewise.
22409         (ix86_handle_fndecl_attribute): Likewise.
22410         (ix86_asm_declare_function_name): Likewise.
22411         * config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22412         * config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22413         (SUBTARGET_ASM_DECLARE_FUNCTION_NAME): Likewise.
22414         * config/i386/i386-protos.h (ix86_asm_declare_function_name): Likewise.
22415         * doc/extend.texi: Likewise.
22417 2010-07-07  H.J. Lu  <hongjiu.lu@intel.com>
22419         PR target/44844
22420         * config/i386/i386.md (rdrand<mode>): Changed to expand to
22421         retry if the carry flag isn't valid.
22422         (rdrand<mode>_1): New.
22424 2010-07-07  Richard Guenther  <rguenther@suse.de>
22426         PR middle-end/44790
22427         * expr.c (expand_expr_real_1): Go the POINTER_PLUS_EXPR path
22428         for expanding the constant offset for MEM_REFs.
22430 2010-07-07  Richard Guenther  <rguenther@suse.de>
22432         * tree-ssa-propagate.h (valid_gimple_call_p): Remove.
22433         * tree-ssa-propagate.c (valid_gimple_call_p): Make static.  Fix.
22434         * gimple.h (is_gimple_operand): Remove.
22435         * gimple.c (is_gimple_operand): Likewise.
22436         (walk_gimple_op): Fix wi->val_only setting for calls.
22437         * tree-cfg.c (verify_gimple_call): Fix argument validation.
22438         * tree-profile.c (tree_gen_ic_func_profiler): Do not create
22439         invalid gimple calls.
22441 2010-07-06  Jan Hubicka  <jh@suse.cz>
22443         * lto-cgraph.c (output_cgraph): Add missing declaration.
22445 2010-07-06  Jan Hubicka  <jh@suse.cz>
22447         * lto-cgraph.c (output_cgraph): Output toplevel asms only into first
22448         partition.
22450 2010-07-06  Alexandre Oliva  <aoliva@redhat.com>
22452         * doc/gimple.texi (GIMPLE_DEBUG): Document.
22453         * doc/rtl.texi (Debug Information): New node.
22454         (NOTE_INSN_VAR_LOCATION): Document.
22455         (debug_insn): Likewise.
22456         * doc/generic.texi (DEBUG_EXPR_DECL): Document.
22458 2010-07-07  Jan Hubicka  <jh@suse.cz>
22460         With parts by Richard Guenther.
22462         PR middle-end/44813
22463         * tree-ssa-uninit.c (ssa_undefined_value_p): Result decl is defined
22464         for functions passed by reference.
22465         * tree.c (needs_to_live_in_memory): RESULT_DECL don't need to live
22466         in memory when passed by reference.
22467         * tree-ssa-ccp.c (get_default_value): Only VAR_DECL is undefined at
22468         beggining.
22469         * ipa-split.c (split_function): Cleanup way return value is passed;
22470         handle SSA DECL_BY_REFERENCE retvals.
22471         * tree-ssa.c (verify_def): Verify that RESULT_DECL is read only when
22472         DECL_BY_REFERENCE is set.
22473         * tree-ssa-structalias.c (get_constraint_for_ssa_var, get_fi_for_callee,
22474         find_what_p_points_to): Handle RESULT_DECL.
22475         * tree-inline.c (declare_return_variable): Get new entry_block argument;
22476         when passing by reference ensure that RESULT_DECL is gimple_val.
22477         (remap_gimple_op_r): Remap RESULT_DECL ssa name.
22478         (remap_gimple_stmt): Handle SSA DECL_BY_REFERENCE returns.
22480 2010-07-07  Bernd Schmidt  <bernds@codesourcery.com>
22482         PR rtl-optimization/44787
22483         * config/arm/arm.md (arith_shiftsi): Allow stack pointer in operand 2.
22484         * config/arm/thumb2.md (thumb2_arith_shiftsi): Likewise.
22486 2010-07-06  Jan Hubicka  <jh@suse.cz>
22488         * lto-symtab.c (lto_cgraph_replace_node): Handle aliases.
22489         (lto_symtab_resolve_can_prevail_p): Also alias of cgraph node
22490         with body can prevail.
22491         (lto_symtab_resolve_symbols): Use cgraph_get_node_or_alias.
22492         (lto_symtab_merge_cgraph_nodes_1): Do not remove nodes from aliases.
22493         * cgraph.c (cgraph_get_node_or_alias): New function.
22494         * cgraph.h (cgraph_get_node_or_alias): Declare.
22496 2010-07-06  Kai Tietz  <kai.tietz@onevision.com>
22498         * config/i386/i386.c (ix86_function_ms_hook_prologue): Enable x64
22499         support.
22500         (ix86_expand_prologue): Likewise.
22501         (ix86_handle_fndecl_attribute): Likewise.
22502         (ix86_asm_declare_function_name): New function for
22503         ASM_DECLARE_FUNCTION_NAME.
22504         * config/i386/i386.h (ASM_DECLARE_FUNCTION_NAME): New macro.
22505         * config/i386/cygming.h (ASM_DECLARE_FUNCTION_NAME): Removed.
22506         (SUBTARGET_ASM_DECLARE_FUNCTION_NAME): New macro.
22507         * config/i386/i386-protos.h (ix86_asm_declare_function_name): New.
22508         * doc/extend.texi: Adjust documentation about ms_hook_prologue
22509         attribute.
22511 2010-07-06  Uros Bizjak  <ubizjak@gmail.com>
22513         * config/i386/i386.md (immediate_operand): New mode attribute.
22515         (pro_epilogue_adjust_stack_<mode>_1): Macroize insn from
22516         pro_epilogue_adjust_stack  and pro_epilogue_adjust_stack_rex64
22517         using P mode iterator.
22518         (pro_epilogue_adjust_stack_di_2): Rename from
22519         pro_epilogue_adjust_stack_rex64_2.
22521         * config/i386/i386.c (pro_epilogue_adjust_stack): Update for rename.
22523 2010-07-06  Uros Bizjak  <ubizjak@gmail.com>
22525         * config/i386/i386.md (insv): Call gen_movdi_insv1 or gen_movsi_insv1
22526         through gen_mov_insv_1 function pointer.
22527         (fmod<mode>3): Call gen_truncxf<mode>2_i387_noop_unspec or
22528         gen_truncxf<mode>2 through gen_truncxf function pointer.
22529         (remainder<mode>3): Ditto.
22530         (cmpstrnsi): Rename cmp_insn function pointer to gen_cmp.
22531         (allocate_stack): Call gen_allocate_stack_worker_64 or
22532         gen_allocate_stack_worker_32 through gen_allocate_stack_worker
22533         function pointer.
22534         (probe_stack): Call gen_iordi3 or gen_iorsi3 through gen_ior3
22535         function pointer.
22537 2010-07-06  Uros Bizjak  <ubizjak@gmail.com>
22539         * config/i386/i386.md (*add<mode>3_cconly_overflow): Use <g>
22540         operand constraint instead of <r><i>m.
22542 2010-07-06  Richard Guenther  <rguenther@suse.de>
22544         PR middle-end/44828
22545         * convert.c (convert_to_integer): Watch out for overflowing
22546         MULT_EXPR as well.
22548 2010-07-05  Jan Hubicka  <jh@suse.cz>
22550         * lto-streamer.c (write_symbol_vec): Rename to ...
22551         (write_symbol) ... this one; write only symbol given and when
22552         present in cache. Sanity check that what is defined is present
22553         in cgraph/varpool with body/finalized decl.
22554         (write_symbols_of_kind): Remove.
22555         (produce_symtab): Take outputblock and sets; use cgraph/varpool/alias
22556         pairs to produce symtab.
22557         (produce_asm_for_decls): Update call of produce_symtab; don't do so
22558         when doing WPA streaming.
22560 2010-07-05  Jan Hubicka  <jh@suse.cz>
22562         * gimple-fold.c (gimple_fold_obj_type_ref_known_binfo): Check that
22563         function is still available to fold into.
22565 2010-07-05  Nathan Froyd  <froydnj@codesourcery.com>
22567         * vec.h (FOR_EACH_VEC_ELT_REVERSE): New macro.
22568         * function.h (struct_function): Change type of local_decls field
22569         to a VEC.
22570         (add_local_decl): New function.
22571         (FOR_EACH_LOCAL_DECL): New macro.
22572         * cfgexpand.c (init_vars_expansion): Adjust for new type of
22573         cfun->local_decls.
22574         (estimated_stack_frame_size): Likewise.
22575         (expand_used_vars): Likewise.
22576         * cgraphbuild.c (build_cgraph_edges): Likewise.
22577         * function.c (instantiate_decls_1): Likewise.
22578         * ipa-struct-reorg.c (build_data_structure): Likewise.
22579         * ipa-type-escape.c (analyze_function): Likewise.
22580         * lto-streamer-in.c (input_function): Likewise.
22581         * lto-streamer-out.c (output_function): Likewise.
22582         * tree-ssa-live.c (remove_unused_locals): Likewise.
22583         * tree.c (free_lang_data_in_decl): Likewise.
22584         (find_decls_types_in_node): Likewise.
22585         * omp-low.c (remove_exit_barrier): Likewise.
22586         (expand_omp_taskreg): Likewise.
22587         (list2chain): Rename to...
22588         (vec2chain): ...this.  Adjust.
22589         * cgraphunit.c (assemble_thunk): Call add_local_decl.
22590         * tree-cfg.c (replace_by_duplicate_decl): Likewise.
22591         * gimple-low.c (record_vars_into): Likewise.
22592         * tree-inline.c (remap_decls): Likewise.
22593         (declare_return_variable): Likewise.
22594         (declare_inline_vars): Likewise.
22595         (copy_forbidden): Adjust for new type of cfun->local_decls.
22596         (add_local_variables): New function.
22597         (expand_call_inline): Call it.
22598         (tree_function_versioning): Likewise.
22600 2010-07-05  H.J. Lu  <hongjiu.lu@intel.com>
22602         AVX Programming Reference (June, 2010)
22603         * config/i386/cpuid.h (bit_F16C): New.
22604         (bit_RDRND): Likewise.
22605         (bit_FSGSBASE): Likewise.
22607         * config/i386/i386-builtin-types.def: Add
22608         "DEF_FUNCTION_TYPE (UINT16)", function types for
22609         float16 <-> float conversions and
22610         "DEF_FUNCTION_TYPE (VOID, UINT64)".
22612         * config/i386/i386-c.c (ix86_target_macros_internal): Support
22613         OPTION_MASK_ISA_FSGSBASE, OPTION_MASK_ISA_RDRND and
22614         OPTION_MASK_ISA_F16C.
22616         * config/i386/i386.c (OPTION_MASK_ISA_FSGSBASE_SET): New.
22617         (OPTION_MASK_ISA_RDRND_SET): Likewise.
22618         (OPTION_MASK_ISA_F16C_SET): Likewise.
22619         (OPTION_MASK_ISA_FSGSBASE_UNSET): Likewise.
22620         (OPTION_MASK_ISA_RDRND_UNSET): Likewise.
22621         (OPTION_MASK_ISA_F16C_UNSET): Likewise.
22622         (OPTION_MASK_ISA_AVX_UNSET): Add OPTION_MASK_ISA_F16C_UNSET.
22623         (ix86_handle_option): Handle OPT_mfsgsbase, OPT_mrdrnd and OPT_mf16c.
22624         (ix86_target_string): Support -mfsgsbase, -mrdrnd and -mf16c.
22625         (pta_flags): Add PTA_FSGSBASE, PTA_RDRND and PTA_F16C.
22626         (override_options): Handle them.
22627         (ix86_valid_target_attribute_inner_p): Handle fsgsbase, rdrnd and f16c.
22628         (ix86_builtins): Add IX86_BUILTIN_RDFSBASE32,
22629         IX86_BUILTIN_RDFSBASE64, IX86_BUILTIN_RDGSBASE32,
22630         IX86_BUILTIN_RDGSBASE64, IX86_BUILTIN_WRFSBASE32,
22631         IX86_BUILTIN_WRFSBASE64, IX86_BUILTIN_WRGSBASE32,
22632         IX86_BUILTIN_WRGSBASE64, IX86_BUILTIN_RDRAND16,
22633         IX86_BUILTIN_RDRAND32, IX86_BUILTIN_RDRAND64,
22634         IX86_BUILTIN_CVTPH2PS, IX86_BUILTIN_CVTPH2PS256,
22635         IX86_BUILTIN_CVTPS2PH and IX86_BUILTIN_CVTPS2PH256.
22636         (bdesc_args): Likewise.
22637         (ix86_expand_args_builtin): Handle V8SF_FTYPE_V8HI,
22638         V4SF_FTYPE_V8HI, V8HI_FTYPE_V8SF_INT and V8HI_FTYPE_V4SF_INT.
22639         (ix86_expand_special_args_builtin): Handle VOID_FTYPE_UINT64,
22640         VOID_FTYPE_UNSIGNED, UNSIGNED_FTYPE_VOID and UINT16_FTYPE_VOID.
22641         Handle non-memory store.
22643         * config/i386/i386.h (TARGET_FSGSBASE): New.
22644         (TARGET_RDRND): Likewise.
22645         (TARGET_F12C): Likewise.
22647         * config/i386/i386.md (UNSPEC_VCVTPH2PS): New.
22648         (UNSPEC_VCVTPS2PH): Likewise.
22649         (UNSPECV_RDFSBASE): Likewise.
22650         (UNSPECV_RDGSBASE): Likewise.
22651         (UNSPECV_WRFSBASE): Likewise.
22652         (UNSPECV_WRGSBASE): Likewise.
22653         (UNSPECV_RDRAND): Likewise.
22654         (rdfsbase<mode>): Likewise.
22655         (rdgsbase<mode>): Likewise.
22656         (wrfsbase<mode>): Likewise.
22657         (wrgsbase<mode>): Likewise.
22658         (rdrand<mode>): Likewise.
22660         * config/i386/i386.opt: Add -mfsgsbase, -mrdrnd and -mf16c.
22662         * config/i386/immintrin.h (_rdrand_u16): New.
22663         (_rdrand_u32): Likewise.
22664         (_readfsbase_u32): Likewise.
22665         (_readfsbase_u64): Likewise.
22666         (_readgsbase_u32): Likewise.
22667         (_readgsbase_u64): Likewise.
22668         (_writefsbase_u32): Likewise.
22669         (_writefsbase_u64): Likewise.
22670         (_writegsbase_u32): Likewise.
22671         (_writegsbase_u64): Likewise.
22672         (_rdrand_u64): Likewise.
22673         (_cvtsh_ss): Likewise.
22674         (_mm_cvtph_ps): Likewise.
22675         (_mm256_cvtph_ps): Likewise.
22676         (_cvtss_sh): Likewise.
22677         (_mm_cvtps_ph): Likewise.
22678         (_mm256_cvtps_ph): Likewise.
22680         * config/i386/sse.md (vcvtph2ps): New.
22681         (*vcvtph2ps_load): Likewise.
22682         (vcvtph2ps256): Likewise.
22683         (vcvtps2ph): Likewise.
22684         (*vcvtps2ph): Likewise.
22685         (*vcvtps2ph_store): Likewise.
22686         (vcvtps2ph256): Likewise.
22688         * doc/extend.texi: Document FSGSBASE and RDRND built-in functions.
22690         * doc/invoke.texi: Document -mfsgsbase, -mrdrnd and -mf16c.
22692 2010-07-05  Joern Rennecke  <joern.rennecke@embecosm.com>
22694         PR bootstrap/44512
22695         * genenums.c (main): Output include of insn-constants.h
22696         * Makefile.in (insn-enums.o): Depend on insn-constants.h.
22698 2010-07-05  Uros Bizjak  <ubizjak@gmail.com>
22700         * config/i386/i386.c (ix86_gen_allocate_stack_worker): New.
22701         (override_options): Initialize it.
22702         (ix86_expand_prologue): Use it.
22704 2010-07-05  Jakub Jelinek  <jakub@redhat.com>
22706         * tree-nrv.c (tree_nrv): Set DECL_VALUE_EXPR on found to result.
22708 2010-07-05  Anatoly Sokolov  <aesok@post.ru>
22710         * double-int.h (fit_double_type): Remove declaration.
22711         * double-int.c (fit_double_type): Remove function.
22712         * tree.h (int_fits_type_p): Adjust prototype.
22713         * tree.c (int_fits_type_p): Return bool. Use double_int_fits_to_tree_p
22714         instead of fit_double_type.
22715         (build_int_cst_type): Use double_int_to_tree and shwi_to_double_int
22716         instead of fit_double_type and build_int_cst_wide.
22717         * builtins.c (): Use double_int_fits_to_tree_p and double_int_to_tree
22718         instead of fit_double_type and build_int_cst_wide.
22719         (fold_builtin_object_size): Use double_int_fits_to_tree_p instead
22720         of fit_double_type.
22722 2010-07-05  Jan Hubicka  <jh@suse.cz>
22724         * cgraph.h (cgraph_node, cgraph_varpool_node): Update docmentation of
22725         in_other_partition.
22726         * lto-cgraph.c (referenced_from_other_partition_p,
22727         reachable_from_other_partition_p): Use in_other_partition flags.
22728         (output_node, output_varpool_node): COMDAT nodes always have private
22729         copies and thus are never used from other partition.
22731 2010-07-05  Anatoly Sokolov  <aesok@post.ru>
22733         * config/ia64/ia64.h (MEMORY_MOVE_COST): Remove macro.
22734         * config/ia64/t-ia64 (ia64.o): Depend on reload.h.
22735         * config/ia64/ia64.c Include reload.h.
22736         (ia64_memory_move_cost): New function.
22737         (TARGET_MEMORY_MOVE_COST): Define.
22738         (ia64_register_move_cost): Replace MEMORY_MOVE_COST with
22739         memory_move_cost.
22741 2010-07-05  Sandra Loosemore  <sandra@codesourcery.com>
22743         PR middle-end/42505
22744         * tree-ssa-loop-ivopts.c (determine_set_costs): Delete obsolete
22745         comments about cost model.
22746         (try_add_cand_for):  Add second strategy for choosing initial set
22747         based on original IVs, controlled by ORIGINALP argument.
22748         (get_initial_solution): Add ORIGINALP argument.
22749         (find_optimal_iv_set_1): New function, split from find_optimal_iv_set.
22750         (find_optimal_iv_set): Try two different strategies for choosing
22751         the IV set, and return the one with lower cost.
22753 2010-07-05  Richard Guenther  <rguenther@suse.de>
22755         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Copy alias info.
22757 2010-07-05  Richard Guenther  <rguenther@suse.de>
22759         * tree.c (reference_alias_ptr_type): New function.
22760         * tree.h (reference_alias_ptr_type): Declare.
22761         * tree-ssa-loop-ivopts.c (copy_ref_info): Restructure to
22762         allow non-TARGET_MEM_REF new refs.
22763         (rewrite_use_address): Pass old alias pointer type to create_mem_ref.
22764         * tree-ssa-address.c (create_mem_ref_raw): Get alias pointer type.
22765         Build a MEM_REF instead of a TARGET_MEM_REF if possible.
22766         (create_mem_ref): Get alias pointer type.  Adjust calls to
22767         create_mem_ref_raw.
22768         (maybe_fold_tmr): Likewise.
22769         * tree-flow.h (create_mem_ref): Adjust prototype.
22771 2010-07-05  Jakub Jelinek  <jakub@redhat.com>
22773         PR c++/44808
22774         * gimplify.c (gimplify_modify_expr): Only SET_DECL_DEBUG_EXPR if
22775         *from_p is VAR_DECL.
22777 2010-07-05  Nathan Froyd  <froydnj@codesourcery.com>
22779         * tree.h (build_call_list): Remove.
22780         * tree.c (build_call_list): Remove.
22782 2010-07-05  Richard Guenther  <rguenther@suse.de>
22784         * double-int.h (double_int_sub): Declare.
22785         * double-int.c (double_int_sub): New function.
22786         * dwarf2out.c (field_byte_offset): Use it.
22787         * fixed-value.c (do_fixed_add): Likewise.
22788         (do_fixed_multiply): Likewise.
22789         (do_fixed_divide): Likewise.
22790         * tree-predcom.c (add_ref_to_chain): Likewise.
22791         (determine_roots_comp): Likewise.
22792         * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Likewise.
22794 2010-07-05  Nathan Froyd  <froydnj@codesourcery.com>
22796         * vec.h (VEC_splice, VEC_safe_splice): New macros.  Add function
22797         implementations.
22799 2010-07-05  Bernd Schmidt  <bernds@codesourcery.com>
22801         * config/arm/arm.c (get_arm_condition_code): Remove CC_NOTBmode case.
22802         * arm-modes.def (CC_NOTB): Don't define.
22803         * config/arm/arm.md (arm_adddi3): Generate canonical RTL.
22804         (adddi_sesidi_di, adddi_zesidi_di): Likewise.
22805         (LTUGEU): New code_iterator.
22806         (cnb, optab): New corresponding code_attrs.
22807         (addsi3_carryin_<optab>): Renamed from addsi3_carryin.  Change pattern
22808         to canonical form.  Operands 1 and 2 are commutative.  Parametrize
22809         using LTUGEU.
22810         (addsi3_carryin_shift_<optab>): Likewise.
22811         (addsi3_carryin_alt2_<optab>): Renamed from addsi3_carryin_alt2.
22812         Operands 1 and 2 are commutative.  Parametrize using LTUGEU.
22813         (addsi3_carryin_alt1, addsi3_carryin_alt3): Remove.
22814         (subsi3_compare): Renamed from subsi3_compare0_c.
22815         Change CC_NOTB to CC.
22816         (arm_subsi3_insn): Allow constants for operand 0.
22817         (compare_scc peephole for eq case): New.
22818         (compare_scc splitters): Change CC_NOTB to CC.
22820 2010-07-05  Richard Guenther  <rguenther@suse.de>
22822         * tree-ssa-loop-im.c (for_each_index): Do not handle
22823         ALIGN_INDIRECT_REF.
22824         (gen_lsm_tmp_name): Likewise.
22825         * tree-dump.c (dequeue_and_dump): Likewise.
22826         * tree-pretty-print.c (dump_generic_node): Likewise.
22827         (op_code_prio): Likewise.
22828         (op_symbol_code): Likewise.
22829         * tree.c (staticp): Likewise.
22830         (build1_stat): Likewise.
22831         * tree.h (INDIRECT_REF_P): Likewise.
22832         * fold-const.c (maybe_lvalue_p): Likewise.
22833         (operand_equal_p): Likewise.
22834         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
22835         (ao_ref_init_from_vn_reference): Likewise.
22836         * tree-ssa-loop-ivopts.c (idx_find_step): Likewise.
22837         (find_interesting_uses_address): Likewise.
22838         * dwarf2out.c (loc_list_from_tree): Likewise.
22839         * gimplify.c (gimplify_expr): Likewise.
22840         * tree-eh.c (tree_could_trap_p): Likewise.
22841         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
22842         * cfgexpand.c (expand_debug_expr): Likewise.
22843         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
22844         * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
22845         * tree-cfg.c (verify_types_in_gimple_min_lval): Likewise.
22846         * config/rs6000/rs6000 (rs6000_check_sdmode): Likewise.
22847         * tree-ssa-operands.c (get_expr_operands): Likewise.
22848         * expr.c (safe_from_p): Likewise.
22849         (expand_expr_real_1): Likewise.  TER BIT_AND_EXPRs into MEM_REFs.
22850         * tree-vect-data-refs.c (vect_setup_realignment): Build
22851         BIT_AND_EXPR and MEM_REF instead of ALIGN_INDIRECT_REF.
22852         * tree-vect-stmts.c (vectorizable_load): Likewise.
22853         * tree.def (ALIGN_INDIRECT_REF): Remove.
22855 2010-07-05  Richard Guenther  <rguenther@suse.de>
22857         PR tree-optimization/44784
22858         * tree-ssa-pre.c (bitmap_find_leader): Fix dominance check
22859         for inserted stmts.
22860         (find_or_generate_expression): Fix SCCVN insertion check.
22862 2010-07-05  Nathan Sidwell  <nathan@codesourcery.com>
22864         * config/rs6000/e500crtsavg64gprctr.asm: Correct done label name.
22865         * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22866         * config/rs6000/e500crtres64gprctr.asm: Likewise. Add FUNC_END
22867         directives.
22869 2010-07-05  Ira Rosen  <irar@il.ibm.com>
22871         * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Skip
22872         statements that are not vectorized.
22873         * tree-vect-stmts.c (vect_get_load_cost): Update the value stored
22874         in INSIDE_COST.
22876 2010-07-05  Mikael Pettersson  <mikpe@it.uu.se>
22878         PR bootstrap/44820
22879         * config/arm/arm.c (arm_attr_length_move_neon): Delete regno.
22881 2010-07-05  Richard Guenther  <rguenther@suse.de>
22883         * tree-cfg.c (verify_gimple_return): Handle DECL_BY_REFERENCE
22884         RESULT_DECLs properly.
22886 2010-07-04  H.J. Lu  <hongjiu.lu@intel.com>
22888         PR rtl-optimization/44695
22889         * config/i386/i386.md (extract_code): Removed.
22890         (<u>divmodqi4): Likewise.
22891         (divmodqi4): New.
22892         (udivmodqi4): Likewise.
22893         (divmodhiqi3): Change div/mod to HImode and extend operand 2 to HImode.
22894         (udivmodhiqi3): Likewise.
22896 2010-07-04  Jan Hubicka  <jh@suse.cz>
22898         * lto-cgraph.c (input_edge): Do not care about resolution decisions.
22900 2010-07-04  Jan Hubicka  <jh@suse.cz>
22902         * cgraphunit.c (init_cgraph): Only initialize dump file if it
22903         is not already initialized.
22905 2010-07-04  Richard Sandiford  <rdsandiford@googlemail.com>
22907         * optabs.h (reload_in_optab, reload_out_optab, code_to_optab)
22908         (vcond_gen_code, vcondu_gen_code, movmem_optab, setmem_optab)
22909         (cmpstr_optab, cmpstrn_optab, cmpmem_optab, sync_add_optab)
22910         (sync_sub_optab, sync_ior_optab, sync_and_optab, sync_xor_optab)
22911         (sync_nand_optab, sync_old_add_optab, sync_old_sub_optab)
22912         (sync_old_ior_optab, sync_old_and_optab, sync_old_xor_optab)
22913         (sync_old_nand_optab, sync_new_add_optab, sync_new_sub_optab)
22914         (sync_new_ior_optab, sync_new_and_optab, sync_new_xor_optab)
22915         (sync_new_nand_optab): Redefine as macros.
22916         (sync_compare_and_swap, sync_lock_test_and_set, sync_lock_release):
22917         Delete.
22918         (direct_optab_index): New enum.
22919         (direct_optab_d): New structure.
22920         (direct_optab): New typedef.
22921         (direct_optab_table): Declare.
22922         (direct_optab_handler, set_direct_optab_handler): New functions.
22923         (sync_compare_and_swap_optab, sync_lock_test_and_set_optab)
22924         (sync_lock_release_optab): New macros.
22925         * optabs.c (direct_optab_table): New variable.
22926         (movcc_gen_code, vcond_gen_code, vcondu_gen_code): Delete.
22927         (prepare_cmp_insn): Use direct_optab_handler for cmpmem_optab,
22928         cmpstr_optab and cmpstrn_optab.
22929         (emit_conditional_move): Likewise for movcc_optab.
22930         (can_conditionally_move_p): Likewise for movcc_gen_code.
22931         (init_insn_codes): Clear direct_optab_table.
22932         (init_optabs): Don't initialize the new "direct optabs" here.
22933         (get_vcond_icode): Use direct_optab_handler for vcondu_gen_code and
22934         vcond_gen_code.
22935         (expand_val_compare_and_swap): Likewise sync_compare_and_swap_optab.
22936         (expand_bool_compare_and_swap): Likewise sync_compare_and_swap_optab.
22937         (expand_compare_and_swap_loop): Likewise sync_compare_and_swap_optab.
22938         (expand_sync_operation): Likewise other sync_*_optabs.
22939         (expand_sync_fetch_operation): Likewise.  Rename sync_compare_and_swap
22940         to sync_compare_and_swap_optab.
22941         (expand_sync_lock_test_and_set): Use direct_optab_handler for
22942         sync_lock_test_and_set and sync_compare_and_swap, adding "_optab"
22943         to the names of both.
22944         * builtins.c (expand_builtin_strcmp): Use direct_optab_handler for
22945         cmpstr_optab and cmpstrn_optab.
22946         (expand_builtin_lock_release): Likewise sync_lock_release.
22947         * expr.c (movmem_optab, setmem_optab, cmpstr_optab, cmpstrn_optab)
22948         (cmpmem_optab, sync_add_optab, sync_sub_optab, sync_ior_optab)
22949         (sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab)
22950         (sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab)
22951         (sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab)
22952         (sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab)
22953         (sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap)
22954         (sync_lock_test_and_set, sync_lock_release): Delete.
22955         (emit_block_move_via_movmem): Use direct_optab_handler for movmem_optab.
22956         (emit_block_move_via_setmem): Use direct_optab_handler for setmem_optab.
22957         * genopinit.c (optabs): Use set_direct_optab_handler for the new
22958         macro optabs.
22959         * omp-low.c (expand_omp_atomic_fetch_op): Update the type of
22960         the "optab" local variable.  Use direct_optab_handler for optab and
22961         sync_compare_and_swap_optab.
22962         * reload1.c (reload_in_optab, reload_out_optab): Delete.
22963         * targhooks.c (default_secondary_reload): Use direct_optab_handler for
22964         reload_in_optab and reload_out_optab.
22965         * config/alpha/alpha.c (alpha_secondary_reload): Likewise.
22966         * config/frv/frv.c (frv_alloc_temp_reg): Likewise.
22967         * config/pa/pa.c (pa_secondary_reload): Likewise.
22968         * java/builtins.c (compareAndSwapInt_builtin): Use direct_optab_handler
22969         for sync_compare_and_swap, renaming it to sync_compare_and_swap_optab.
22970         (compareAndSwapLong_builtin, compareAndSwapObject_builtin): Likewise.
22971         (VMSupportsCS8_builtin): Likewise.
22973 2010-07-04  Richard Sandiford  <rdsandiford@googlemail.com>
22975         * optabs.h (optab_handlers): Change type of insn_code to int.
22976         (optab_handler, set_optab_handler, convert_optab_handler)
22977         (set_convert_optab_handler): Treat the insn_code field as "insn_code -
22978         CODE_FOR_nothing".
22979         * optabs.c (optab_table, convert_optab_table): Always zero-initialize.
22980         (init_insn_codes): Zero both the above arrays.
22981         (init_optabs): Never call init_insn_codes first time around.
22983 2010-07-04  Richard Sandiford  <rdsandiford@googlemail.com>
22985         * optabs.h (optab_handler, convert_optab_handler): Turn into
22986         inline functions that return an insn code.
22987         (set_optab_handler, set_convert_optab_handler): New functions.
22988         * builtins.c: Replace optab_handler(X)->insn_code with
22989         optab_handler or set_optab_handler thoughout.  Likewise
22990         convert_optab_handler(X)->insn_code with convert_optab_handler
22991         and set_convert_optab_handler.
22992         * expmed.c, expr.c, genopinit.c, ifcvt.c, optabs.c, reload.c,
22993         reload1.c, stmt.c, targhooks.c, tree-ssa-loop-prefetch.c,
22994         tree-ssa-math-opts.c, tree-vect-data-refs.c, tree-vect-generic.c,
22995         tree-vect-loop.c, tree-vect-patterns.c, tree-vect-slp.c,
22996         tree-vect-stmts.c, config/m32c/m32c.c, config/rs6000/rs6000.c,
22997         config/spu/spu.c: Likewise.
22999 2010-07-04  Kaz Kojima  <kkojima@gcc.gnu.org>
23001         PR target/44531
23002         * config.gcc (sh*-*-*): Use regular expressions instead of
23003         the 'i' modifier for sed substitutions.
23005 2010-07-04  Jeremie Salvucci  <jeremie.salvucci@free.fr>
23007         * gimple.c (gimple_body): Comments added.
23009 2010-07-04  Richard Guenther  <rguenther@suse.de>
23011         PR middle-end/44809
23012         * gimplify.c (gimplify_expr): Properly build a MEM_REF instead
23013         of an INDIRECT_REF.
23015 2010-07-04  Richard Guenther  <rguenther@suse.de>
23017         PR tree-optimization/44479
23018         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Avoid
23019         extra SSA name copy statements which preserves points-to
23020         information.
23021         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
23022         Copy points-to information for all pointers.  Properly handle
23023         MEM_REFs.
23024         (vect_create_data_ref_ptr): Likewise.  Avoid extra SSA name
23025         copy statements.
23026         * Makefile.in (tree-ssa-loop-ivopts.o): Add tree-ssa-propagate.h
23027         dependency.
23029 2010-07-04  Richard Guenther  <rguenther@suse.de>
23031         PR middle-end/44785
23032         * tree-inline.c (initialize_inlined_parameters): Do not
23033         re-use pointer-map slot over remap_type call.
23035 2010-07-04  Richard Guenther  <rguenther@suse.de>
23037         * tree-ssa-sccvn.c (vn_reference_lookup_3): Fix last commit.
23039 2010-07-04  Richard Guenther  <rguenther@suse.de>
23041         PR tree-optimization/44656
23042         * tree-ssa-sccvn.c (vn_reference_lookup_3): Try disambiguation
23043         again after value-replacing in the defintions lhs.
23045 2010-07-04  Ira Rosen  <irar@il.ibm.com>
23046             Revital Eres  <eres@il.ibm.com>
23048         * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST):
23049         Document new arguments.
23050         * doc/tm.texi: Regenerate.
23051         * targhooks.c (default_builtin_vectorization_cost): Add new arguments.
23052         Handle unaligned store.
23053         * targhooks.h (default_builtin_vectorization_cost): Add new arguments.
23054         * target.def (builtin_vectorization_cost): Add new arguments.
23055         * target.h (enum vect_cost_for_stmt): Add unaligned_store.
23056         * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Take number
23057         of iterations of prolog loop directly from LOOP_PEELING_FOR_ALIGNMENT.
23058         (vect_vfa_segment_size): Fix indentation.
23059         * tree-vectorizer.h (struct _vect_peel_info): New.
23060         (struct _vect_peel_extended_info): New.
23061         (struct _loop_vec_info): Add new field for peeling hash table and a
23062         macro for its access.
23063         (VECT_MAX_COST): Define.
23064         (vect_get_load_cost): Declare.
23065         (vect_get_store_cost, vect_get_known_peeling_cost,
23066         vect_get_single_scalar_iteraion_cost): Likewise.
23067         (vect_supportable_dr_alignment): Add new argument.
23068         * tree-vect-loop.c (new_loop_vec_info): Initialize peeling hash table
23069         field.
23070         (destroy_loop_vec_info): Free peeling hash table.
23071         (vect_analyze_loop_form): Update call to builtin_vectorization_cost.
23072         (vect_analyze_loop): Move vect_enhance_data_refs_alignment before
23073         vect_analyze_slp. Fix indentation.
23074         (vect_get_single_scalar_iteraion_cost): New function.
23075         (vect_get_known_peeling_cost): Likewise.
23076         (vect_estimate_min_profitable_iters): Rename byte_misalign to npeel.
23077         Call vect_get_single_scalar_iteraion_cost instead of cost_for_stmt per
23078         statement. Move outside cost calculation inside unknown peeling case.
23079         Call vect_get_known_peeling_cost for known amount of peeling.
23080         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Add data
23081         reference to the print message of forced alignment.
23082         (vect_verify_datarefs_alignment): Update call to
23083         vect_supportable_dr_alignment.
23084         (vect_get_data_access_cost): New function.
23085         (vect_peeling_hash, vect_peeling_hash_eq, vect_peeling_hash_insert,
23086         vect_peeling_hash_get_most_frequent, vect_peeling_hash_get_lowest_cost,
23087         vect_peeling_hash_choose_best_peeling): Likewise.
23088         (vect_enhance_data_refs_alignment): Fix documentation. Use hash table
23089         to store all the accesses in the loop and find best possible access to
23090         align using peeling for known alignment case. For unknown alignment
23091         check if stores are preferred or if peeling is worthy.
23092         (vect_find_same_alignment_drs): Analyze pairs of loads too.
23093         (vect_supportable_dr_alignment): Add new argument and check aligned
23094         accesses according to it.
23095         * tree-vect-stmts.c (vect_get_stmt_cost): New function.
23096         (cost_for_stmt): Call vect_get_stmt_cost.
23097         (vect_model_simple_cost): Likewise.
23098         (vect_model_store_cost): Call vect_get_stmt_cost. Call
23099         vect_get_store_cost to calculate the cost of the statement.
23100         (vect_get_store_cost): New function.
23101         (vect_model_load_cost): Call vect_get_stmt_cost. Call
23102         vect_get_load_cost to calculate the cost of the statement.
23103         (vect_get_load_cost): New function.
23104         (vectorizable_store): Update call to vect_supportable_dr_alignment.
23105         (vectorizable_load): Likewise.
23106         * config/spu/spu.c (spu_builtin_vectorization_cost): Add new arguments.
23107         * config/i386/i386.c (ix86_builtin_vectorization_cost): Add new
23108         arguments. Handle unaligned store.
23109         * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): New.
23110         (rs6000_builtin_support_vector_misalignment): Return true for word and
23111         double word alignments for VSX.
23112         * tree-vect-slp.c (vect_build_slp_tree): Update calls to
23113         vect_supportable_dr_alignment and builtin_vectorization_cost.
23115 2010-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23117         PR target/44597
23118         * config/pa/predicates.md (prefetch_cc_operand): Remove.
23119         (prefetch_nocc_operand): Likewise.
23120         * config/pa/pa.md (prefetch): Revise expander to use prefetch_20.
23121         (prefetch_20): New insn.
23122         (prefetch_cc): Remove.
23123         (prefetch_nocc): Likewise.
23125 2010-07-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
23127         * expr.c (vector_mode_valid_p): Move to c-common.c.
23128         * expr.h (vector_mode_valid_p): Do not declare here.
23129         * system.h: Poison GCC_EXPR_H in front-ends.
23130         * Makefile.in: Update dependencies.
23132 2010-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23134         PR target/44705
23135         * config/pa/pa.h (GO_IF_LEGITIMATE_ADDRESS): Reject LABEL_REF.
23137 2010-07-03  Jan Hubicka  <jh@suse.cz>
23139         * timevar.def (TV_OUT_OF_SSA, TV_VAR_EXPAND, TV_POST_EXPAND,
23140         TV_VAR_TRACKING_DATAFLOW, TV_VAR_TRACKING_EMIT): New timevars.
23141         * cfgexpand.c (gimple_expand_cfg): Use new timevars.
23142         * var-tracking.c (vt_find_locations, variable_tracking_main_1):
23143         Likewise.
23145         * lto-stramer-out.c (pass_ipa_lto_gimple_out, pass_ipa_lto_finish_out):
23146         Update timevars.V
23147         * timevar.def (TV_IPA_LTO_GIMPLE_IO, TV_IPA_LTO_DECL_IO): Remove.
23148         (TV_IPA_LTO_GIMPLE_IN, TV_IPA_LTO_GIMPLE_OUT, TV_IPA_LTO_DECL_IN,
23149         TV_IPA_LTO_DECL_OUT): New.
23150         * lto.c (read_cgraph_and_symbols, materialize_cgraph): Update timevars.
23152 2010-07-03  Jan Hubicka  <jh@suse.cz>
23154         * ipa-inline.c (update_edge_key): Break out from ...
23155         update_callers_keys): ... here;
23156         (update_callee_keys): Update only the edges from caller to callee.
23157         (update_all_calle_keys): Do what update_calle_keys did.
23158         (decide_inlining_of_small_functions): Avoid recomputing of all
23159         callees when badness increase.
23161 2010-07-03  Jie Zhang  <jie@codesourcery.com>
23163         * config/arm/arm.c (arm_attr_length_move_neon): New.
23164         * config/arm/arm-protos.h (arm_attr_length_move_neon): Declare.
23165         * config/arm/neon.md (define_mode_attr V_slen): Remove.
23166         (neon_mov<mode> for VSTRUCT): Use arm_attr_length_move_neon
23167         to compute length attribute.
23169 2010-07-03  Jie Zhang  <jie@codesourcery.com>
23171         * config/arm/vfp.md (*push_multi_vfp): Use vfp_register_operand
23172         as predicate for operand 1 and remove its constraint.
23173         * config/arm/predicates.md (vfp_register_operand): New.
23174         * config/arm/arm.md (*push_multi): Remove the constraint of operand 1.
23175         (*push_fp_multi): Likewise.
23177 2010-07-03  Eric Botcazou  <ebotcazou@adacore.com>
23179         * gimplify.c (mostly_copy_tree_r): Deal with BIND_EXPR.
23181 2010-07-03  Jan Hubicka  <jh@suse.cz>
23183         * config/i386/i386.c (override_options): Revert accidental commit.
23185 2010-07-02  Le-Chun Wu  <lcwu@google.com>
23187         PR c++/44128
23188         * doc/invoke.texi: Update documentation of -Wshadow.
23190 2010-07-02  Daniel Jacobowitz  <dan@codesourcery.com>
23191             Julian Brown  <julian@codesourcery.com>
23192             Sandra Loosemore  <sandra@codesourcery.com>
23194         * config/arm/arm.c (arm_canonicalize_comparison): Canonicalize DImode
23195         comparisons.  Adjust to take both operands.
23196         (arm_select_cc_mode): Handle DImode comparisons.
23197         (arm_gen_compare_reg): Generate a scratch register for DImode
23198         comparisons which require one.  Use xor for Thumb equality checks.
23199         (arm_const_double_by_immediates): New.
23200         (arm_print_operand): Allow 'Q' and 'R' for constants.
23201         (get_arm_condition_code): Handle new CC_CZmode and CC_NCVmode.
23202         * config/arm/arm.h (CANONICALIZE_COMPARISON): Always use
23203         arm_canonicalize_comparison.
23204         * config/arm/arm-modes.def: Add CC_CZmode and CC_NCVmode.
23205         * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
23206         prototype.
23207         (arm_const_double_by_immediates): Declare.
23208         * config/arm/constraints.md (Di): New constraint.
23209         * config/arm/predicates.md (arm_immediate_di_operand)
23210         (arm_di_operand, cmpdi_operand): New.
23211         * config/arm/arm.md (cbranchdi4): Handle non-Cirrus also.
23212         (*arm_cmpdi_insn, *arm_cmpdi_unsigned)
23213         (*arm_cmpdi_zero, *thumb_cmpdi_zero): New insns.
23214         (cstoredi4): Handle non-Cirrus also.
23216 2010-07-02  Julian Brown  <julian@codesourcery.com>
23217             Sandra Loosemore  <sandra@codesourcery.com>
23219         PR target/43703
23220         * config/arm/vec-common.md (add<mode>3, sub<mode>3, smin<mode>3)
23221         (smax<mode>3): Disable for NEON float modes when
23222         flag_unsafe_math_optimizations is false.
23223         * config/arm/neon.md (*add<mode>3_neon, *sub<mode>3_neon)
23224         (*mul<mode>3_neon)
23225         (mul<mode>3add<mode>_neon, mul<mode>3neg<mode>add<mode>_neon)
23226         (reduc_splus_<mode>, reduc_smin_<mode>, reduc_smax_<mode>): Disable
23227         for NEON float modes when flag_unsafe_math_optimizations is false.
23228         (quad_halves_<code>v4sf): Only enable if
23229         flag_unsafe_math_optimizations is true.
23230         * doc/invoke.texi (ARM Options): Add note about floating point
23231         vectorization requiring -funsafe-math-optimizations.
23233 2010-07-02  Sandra Loosemore  <sandra@codesourcery.com>
23234             Julian Brown  <julian@codesourcery.com>
23236         * config/arm/neon.md (UNSPEC_VABA): Delete.
23237         (UNSPEC_VABAL): Delete.
23238         (UNSPEC_VABS): Delete.
23239         (UNSPEC_VMUL_N): Delete.
23240         (adddi3_neon): New.
23241         (subdi3_neon): New.
23242         (mul<mode>3add<mode>_neon): Make the pattern named.
23243         (mul<mode>3neg<mode>add<mode>_neon): Likewise.
23244         (neon_vadd<mode>): Replace with define_expand, and move the remaining
23245         unspec parts...
23246         (neon_vadd<mode>_unspec): ...to this.
23247         (neon_vmla<mode>, neon_vmla<mode>_unspec): Likewise.
23248         (neon_vlms<mode>, neon_vmls<mode>_unspec): Likewise.
23249         (neon_vsub<mode>, neon_vsub<mode>_unspec): Likewise.
23250         (neon_vaba<mode>): Rewrite in terms of vabd.
23251         (neon_vabal<mode>): Rewrite in terms of vabdl.
23252         (neon_vabs<mode>): Rewrite without unspec.
23253         * config/arm/arm.md (*arm_adddi3): Disable for TARGET_NEON.
23254         (*arm_subdi3): Likewise.
23255         * config/arm/neon.ml (Vadd, Vsub): Split out 64-bit variants and add
23256         No_op attribute to disable assembly output checks.
23257         * config/arm/arm_neon.h: Regenerated.
23258         * doc/arm-neon-intrinsics.texi: Regenerated.
23260 2010-07-02  Jan Hubicka  <jh@suse.cz>
23262         * ipa-split.c (split_function): For aggregate values, set the return
23263         slot optimization bit.  When passing DECL_BY_REFERENCE, produce
23264         *<retval> = fncall.part ().
23265         (execute_split_functions): Do not care about DECL_BY_REFERENCE.
23267 2010-07-02  Sandra Loosemore  <sandra@codesourcery.com>
23269         * config/arm/neon.md (UNSPEC_VAND): Delete.
23270         (UNSPEC_VBIC): Delete.
23271         (UNSPEC_VCLZ): Delete.
23272         (UNSPEC_VCNT): Delete.
23273         (UNSPEC_VEOR): Delete.
23274         (UNSPEC_VORN): Delete.
23275         (UNSPEC_VORR): Delete.
23276         (iordi3_neon): Rewrite RTL without unspec.  Add alternatives to handle
23277         core registers too.
23278         (anddi3_neon): Likewise.
23279         (orndi3_neon): Likewise.
23280         (bicdi3_neon): Likewise.
23281         (xordi3_neon): Likewise.
23282         (neon_vclz<mode>): Rewrite as define_expand and clz<mode>2 to get
23283         rid of unspec and handle unused operand.
23284         (neon_vcnt<mode>): Similarly, with popcount<mode>2.
23285         * config/arm/predicates.md (imm_for_neon_logic_operand):
23286         Require TARGET_NEON.
23287         (imm_for_neon_inv_logic_operand): Likewise.
23288         * config/arm/arm.md (define_split for logical_binary_operator):
23289         Disable for NEON registers.
23290         (anddi3): Add new define_expand, and rename the insn.  Disable
23291         this insn for NEON, where anddi3_neon now applies.
23292         (*anddi_notdi_di): Disable for TARGET_NEON, where bicdi3_neon applies.
23293         (iordi3): As for anddi3.
23294         (xordi3): Likewise.
23295         * config/arm/neon.ml (Vand): Split DImode variants and mark them
23296         as No_op to disable testing for exact instruction match.
23297         (Vorr): Likewise.
23298         (Veor): Likewise.
23299         (Vbic): Likewise.
23300         (Vorn): Likewise.
23301         * config/arm/arm_neon.h: Regenerated.
23302         * doc/arm-neon-intrinsics.texi: Regenerated.
23304 2010-07-02  Eric Botcazou  <ebotcazou@adacore.com>
23306         * expr.h (emit_stack_probe): Declare.
23307         * explow.c (emit_stack_probe): Make global.
23308         (anti_adjust_stack_and_probe): Fix comments.
23309         * config/sparc/linux.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
23310         * config/sparc/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
23311         * config/sparc/sol2.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
23312         * config/sparc/sparc.c: Include except.h.
23313         (sparc_emit_probe_stack_range): New function.
23314         (output_probe_stack_range): Likewise.
23315         (sparc_expand_prologue): Invoke sparc_emit_probe_stack_range if static
23316         built-in stack checking is enabled.
23317         * config/sparc/sparc-protos.h (output_probe_stack_range): Declare.
23318         * config/sparc/sparc.md (UNSPECV_PROBE_STACK_RANGE): New constant.
23319         (probe_stack_range): New insn.
23321 2010-07-02  Richard Guenther  <rguenther@suse.de>
23323         PR target/43958
23324         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Use pointer arithmetic
23325         for argument alignment.
23327 2010-07-02  Jan Hubicka  <jh@suse.cz>
23329         * ipa-split.c (verify_non_ssa_vars): Break out from ...; perform DFS
23330         walk backwards from entry_bb to check only those basic block of header
23331         that might lead to execution of split part.
23332         (consider_split) ... here.
23333         (find_return_bb): Allow assignment in return BB.
23334         (find_retval): New.
23335         (split_function): Fix name of cloned function; take care of updating
23336         return value in return_bb containing move.
23338 2010-07-02  Andreas Schwab  <schwab@linux-m68k.org>
23340         PR target/44771
23341         * config/m68k/m68k.c (m68k_expand_prologue): Remove set but not
23342         used variable insn.
23344 2010-07-02  Eric Botcazou  <ebotcazou@adacore.com>
23346         * implicit-zee.c (combine_reaching_defs): Fix long lines.
23347         (is_set_with_extension_DI): Delete.
23348         (struct zero_extend_info): New structure.
23349         (add_removable_zero_extend): New function.
23350         (find_removable_zero_extends): Use note_stores to find SETs.
23351         (find_and_remove_ze): Fix long line, remove superfluous parentheses.
23353 2010-07-02  Changpeng Fang  <changpeng.fang@amd.com>
23355         * tree-ssa-loop-prefetch.c (compute_miss_rate): Rename to
23356         is_miss_rate_acceptable. Pull total_positions computation
23357         out of the loops.  Early return if miss_positions exceeds
23358         the acceptable threshold.
23359         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Call
23360         is_miss_rate_acceptable after renaming of compute_miss_rate.
23362 2010-07-02  Changpeng Fang  <changpeng.fang@amd.com>
23364         PR middle-end/44576
23365         * tree-ssa-loop-prefetch.c (compute_miss_rate): Return 1000 (out
23366         of 1000) for miss rate if the address diference is greater than or
23367         equal to the cache line size (the two reference will never hit the
23368         same cache line).
23370 2010-07-02  Bernd Schmidt  <bernds@codesourcery.com>
23372         PR target/42835
23373         * config/arm/arm-modes.def (CC_NOTB): New mode.
23374         * config/arm/arm.c (get_arm_condition_code): Handle it.
23375         * config/arm/thumb2.md (thumb2_compare_scc): Delete pattern.
23376         * config/arm/arm.md (subsi3_compare0_c): New pattern.
23377         (compare_scc): Now a define_and_split.  Add a number of extra
23378         splitters before it.
23380         PR target/42172
23381         * config/arm/arm.c (thumb1_rtx_costs): Improve support for SIGN_EXTEND
23382         and ZERO_EXTEND.
23383         (arm_rtx_costs_1): Likewise.
23384         (arm_size_rtx_costs): Use arm_rtx_costs_1 for these codes.
23385         * config/arm/arm.md (is_arch6): New attribute.
23386         (zero_extendhisi2, zero_extendqisi2, extendhisi2,
23387         extendqisi2): Tighten the code somewhat, avoiding invalid
23388         RTL to occur in the expander patterns.
23389         (thumb1_zero_extendhisi2): Merge with thumb1_zero_extendhisi2_v6.
23390         (thumb1_zero_extendhisi2_v6): Delete.
23391         (thumb1_extendhisi2): Merge with thumb1_extendhisi2_v6.
23392         (thumb1_extendhisi2_v6): Delete.
23393         (thumb1_extendqisi2): Merge with thumb1_extendhisi2_v6.
23394         (thumb1_extendqisi2_v6): Delete.
23395         (zero_extendhisi2 for register input splitter): New.
23396         (zero_extendqisi2 for register input splitter): New.
23397         (thumb1_extendhisi2 for register input splitter): New.
23398         (extendhisi2 for register input splitter): New.
23399         (extendqisi2 for register input splitter): New.
23400         (TARGET_THUMB1 extendqisi2 for memory input splitter): New.
23401         (arm_zero_extendhisi2): Allow nonimmediate_operand for operand 1,
23402         and add support for a register alternative requiring a split.
23403         (thumb1_zero_extendqisi2): Likewise.
23404         (arm_zero_extendqisi2): Likewise.
23405         (arm_extendhisi2): Likewise.
23406         (arm_extendqisi2): Likewise.
23408 2010-07-02  Sandra Loosemore  <sandra@codesourcery.com>
23410         * config/arm/arm.c (neon_vdup_constant): Expand into canonical RTL
23411         instead of an unspec.
23412         (neon_expand_vector_init): Likewise.
23413         * config/arm/neon.md (UNSPEC_VCOMBINE): Delete.
23414         (UNSPEC_VDUP_LANE): Delete.
23415         (UNSPEC VDUP_N): Delete.
23416         (UNSPEC_VGET_HIGH): Delete.
23417         (UNSPEC_VGET_LANE): Delete.
23418         (UNSPEC_VGET_LOW): Delete.
23419         (UNSPEC_VMVN): Delete.
23420         (UNSPEC_VSET_LANE): Delete.
23421         (V_double_vector_mode): New.
23422         (vec_set<mode>_internal): Make code emitted match that for the
23423         corresponding intrinsics.
23424         (vec_setv2di_internal): Likewise.
23425         (neon_vget_lanedi): Rewrite to expand into emit_move_insn.
23426         (neon_vget_lanev2di): Rewrite to expand into vec_extractv2di.
23427         (neon_vset_lane<mode>): Combine double and quad patterns and
23428         expand into vec_set<mode>_internal instead of UNSPEC_VSET_LANE.
23429         (neon_vset_lanedi): Rewrite to expand into emit_move_insn.
23430         (neon_vdup_n<mode>): Rewrite RTL without unspec.
23431         (neon_vdup_ndi): Rewrite as define_expand and use emit_move_insn.
23432         (neon_vdup_nv2di): Rewrite RTL without unspec and merge with
23433         with neon_vdup_lanev2di, adjusting the pattern from the latter
23434         to be predicable for consistency.
23435         (neon_vdup_lane<mode>_internal): New.
23436         (neon_vdup_lane<mode>): Turn into a define_expand and rewrite
23437         to avoid using an unspec.
23438         (neon_vdup_lanedi): Rewrite RTL pattern to avoid unspec.
23439         (neon_vdup_lanev2di): Turn into a define_expand.
23440         (neon_vcombine): Rewrite pattern to eliminate UNPSEC_VCOMBINE.
23441         (neon_vget_high<mode>): Replace with....
23442         (neon_vget_highv16qi): New pattern using canonical RTL.
23443         (neon_vget_highv8hi): Likewise.
23444         (neon_vget_highv4si): Likewise.
23445         (neon_vget_highv4sf): Likewise.
23446         (neon_vget_highv2di): Likewise.
23447         (neon_vget_low<mode>): Replace with....
23448         (neon_vget_lowv16qi): New pattern using canonical RTL.
23449         (neon_vget_lowv8hi): Likewise.
23450         (neon_vget_lowv4si): Likewise.
23451         (neon_vget_lowv4sf): Likewise.
23452         (neon_vget_lowv2di): Likewise.
23454         * config/arm/neon.ml (Vget_lane): Add No_op attribute to suppress
23455         test for this emitting vmov.
23456         (Vset_lane): Likewise.
23457         (Vdup_n): Likewise.
23458         (Vmov_n): Likewise.
23460         * doc/arm-neon-intrinsics.texi: Regenerated.
23462 2010-07-02  Sandra Loosemore  <sandra@codesourcery.com>
23464         * config/arm/neon.md (vec_extractv2di): Correct error in register
23465         numbering to reconcile with neon_vget_lanev2di.
23467 2010-07-02  Richard Guenther  <rguenther@suse.de>
23469         * tree-ssa-structalias.c (pt_solution_set_var): New function.
23470         * tree-ssa-alias.h (pt_solution_set_var): Declare.
23471         * tree-ssa-loop-ivopts.c (copy_ref_info): Also copy or create
23472         points-to information.
23474 2010-07-02  Christian Borntraeger  <borntraeger@de.ibm.com>
23476         * config/s390/s390.c (override_options): Adopt prefetching
23477         at -O3 to handle flag_prefetch_loop_arrays as a tristate.
23479 2010-07-02  Jan Hubicka  <jh@suse.cz>
23481         * df-problems.c (df_kill_notes): Do not collect dead  notes.
23482         (df_set_note): Just call add_reg_note.
23483         (df_set_unused_notes_for_mw, df_set_dead_notes_for_mw,
23484         df_create_unused_note): Do not deal with lists of old notes.
23485         (df_note_bb_compute): Likewise.
23487 2010-07-02  Richard Guenther  <rguenther@suse.de>
23489         * tree-ssa-structalias.c (find_func_aliases): Handle
23490         pointer alignment via BIT_AND_EXPR.
23491         * tree-vrp.c (extract_range_from_binary_expr): Likewise.
23493 2010-07-02  Richard Guenther  <rguenther@suse.de>
23495         * tree-data-ref.c (initialize_data_dependence_relation): Handle
23496         mismatching number of dimensions properly.
23498 2010-07-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
23500         PR target/44707
23501         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Recognize
23502         (lo_sum (high ...) ...) patterns generated by earlier passes.
23504 2010-07-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23506         * doc/install.texi (Prerequisites): Document Perl requirement on
23507         Solaris 2.
23508         (Specific, *-*-solaris2*): Document GNU c++filt requirement.
23510 2010-07-02  Richard Guenther  <rguenther@suse.de>
23512         PR middle-end/44777
23513         * tree-cfg.c (gimple_block_ends_with_call_p): Handle empty BBs.
23515 2010-07-02  Jan Hubicka  <jh@suse.cz>
23517         PR middle-end/44706
23518         * predict.c (predict_paths_for_bb): Handle case when control dependence
23519         BB has only abnormal edges.
23521 2010-07-02  Richard Guenther  <rguenther@suse.de>
23523         PR tree-optimization/44748
23524         * tree-ssa-ccp.c (fold_const_aggregate_ref): Properly handle
23525         the embedded conversion in MEM_REFs.
23527 2010-07-01  López-Ibáñez  <manu@gcc.gnu.org>
23529         * reload.c: Include toplev.h.
23530         * recog.c:  Likewise.
23531         * Makefile.in: Adjust dependencies.
23533 2010-07-01  Jakub Jelinek  <jakub@redhat.com>
23535         PR debug/44694
23536         * dwarf2out.c (reg_loc_descriptor): For eliminated arg_pointer_rtx
23537         or frame_pointer_rtx use DW_OP_fbreg offset DW_OP_stack_value.
23539 2010-07-01  Richard Guenther  <rguenther@suse.de>
23541         * emit-rtl.c (set_mem_attributes_minus_bitpos): Use unsigned
23542         types for offsets.
23544 2010-07-01  Joern Rennecke  <joern.rennecke@embecosm.com>
23546         PR target/44732
23547         * config/ia64/ia64.c (ia64_register_move_cost): Remove stray '{'.
23548         Fix argument types.
23550 2010-07-01  Bernd Schmidt  <bernds@codesourcery.com>
23552         PR target/44727
23553         * config/i386/i386.md (peephole2 for arithmetic ops with memory):
23554         Make sure operand 0 dies.
23556 2010-07-01  Richard Guenther  <rguenther@suse.de>
23558         PR middle-end/42834
23559         PR middle-end/44468
23560         * doc/gimple.texi (is_gimple_mem_ref_addr): Document.
23561         * doc/generic.texi (References to storage): Document MEM_REF.
23562         * tree-pretty-print.c (dump_generic_node): Handle MEM_REF.
23563         (print_call_name): Likewise.
23564         * tree.c (recompute_tree_invariant_for_addr_expr): Handle MEM_REF.
23565         (build_simple_mem_ref_loc): New function.
23566         (mem_ref_offset): Likewise.
23567         * tree.h (build_simple_mem_ref_loc): Declare.
23568         (build_simple_mem_ref): Define.
23569         (mem_ref_offset): Declare.
23570         * fold-const.c: Include tree-flow.h.
23571         (operand_equal_p): Handle MEM_REF.
23572         (build_fold_addr_expr_with_type_loc): Likewise.
23573         (fold_comparison): Likewise.
23574         (fold_unary_loc): Fold
23575         VIEW_CONVERT_EXPR <T1, MEM_REF <T2, ...>> to MEM_REF <T1, ...>.
23576         (fold_binary_loc): Fold MEM[&MEM[p, CST1], CST2] to MEM[p, CST1 + CST2],
23577         fold MEM[&a.b, CST2] to MEM[&a, offsetof (a, b) + CST2].
23578         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle MEM_REF.
23579         (ptr_deref_may_alias_ref_p_1): Likewise.
23580         (ao_ref_base_alias_set): Properly differentiate base object for
23581         offset and TBAA.
23582         (ao_ref_init_from_ptr_and_size): Use MEM_REF.
23583         (indirect_ref_may_alias_decl_p): Handle MEM_REFs properly.
23584         (indirect_refs_may_alias_p): Likewise.
23585         (refs_may_alias_p_1): Likewise.  Remove pointer SSA name def
23586         chasing code.
23587         (ref_maybe_used_by_call_p_1): Handle MEM_REF.
23588         (call_may_clobber_ref_p_1): Likewise.
23589         * dwarf2out.c (loc_list_from_tree): Handle MEM_REF.
23590         * expr.c (expand_assignment): Handle MEM_REF.
23591         (store_expr): Handle MEM_REFs from STRING_CSTs.
23592         (store_field): If expanding a MEM_REF of a non-addressable
23593         decl use bitfield operations.
23594         (get_inner_reference): Handle MEM_REF.
23595         (expand_expr_addr_expr_1): Likewise.
23596         (expand_expr_real_1): Likewise.
23597         * tree-eh.c (tree_could_trap_p): Handle MEM_REF.
23598         * alias.c (ao_ref_from_mem): Handle MEM_REF.
23599         (get_alias_set): Likewise.  Properly handle VIEW_CONVERT_EXPRs.
23600         * tree-data-ref.c (dr_analyze_innermost): Handle MEM_REF.
23601         (dr_analyze_indices): Likewise.
23602         (dr_analyze_alias): Likewise.
23603         (object_address_invariant_in_loop_p): Likewise.
23604         * gimplify.c (mark_addressable): Handle MEM_REF.
23605         (gimplify_cond_expr): Build MEM_REFs.
23606         (gimplify_modify_expr_to_memcpy): Likewise.
23607         (gimplify_init_ctor_preeval_1): Handle MEM_REF.
23608         (gimple_fold_indirect_ref): Adjust.
23609         (gimplify_expr): Handle MEM_REF.  Gimplify INDIRECT_REF to MEM_REF.
23610         * tree.def (MEM_REF): New tree code.
23611         * tree-dfa.c: Include toplev.h.
23612         (get_ref_base_and_extent): Handle MEM_REF.
23613         (get_addr_base_and_unit_offset): New function.
23614         * emit-rtl.c (set_mem_attributes_minus_bitpos): Handle MEM_REF.
23615         * gimple-fold.c (may_propagate_address_into_dereference): Handle
23616         MEM_REF.
23617         (maybe_fold_offset_to_array_ref): Allow possibly out-of bounds
23618         accesses if the array has just one dimension.  Remove always true
23619         parameter.  Do not require type compatibility here.
23620         (maybe_fold_offset_to_component_ref): Remove.
23621         (maybe_fold_stmt_indirect): Remove.
23622         (maybe_fold_reference): Remove INDIRECT_REF handling.
23623         Fold back to non-MEM_REF.
23624         (maybe_fold_offset_to_address): Simplify.  Deal with type
23625         mismatches here.
23626         (maybe_fold_reference): Likewise.
23627         (maybe_fold_stmt_addition): Likewise.  Also handle
23628         &ARRAY + I in addition to &ARRAY[0] + I.
23629         (fold_gimple_assign): Handle ADDR_EXPR of MEM_REFs.
23630         (gimple_get_relevant_ref_binfo): Handle MEM_REF.
23631         * cfgexpand.c (expand_debug_expr): Handle MEM_REF.
23632         * tree-ssa.c (useless_type_conversion_p): Make most pointer
23633         conversions useless.
23634         (warn_uninitialized_var): Handle MEM_REF.
23635         (maybe_rewrite_mem_ref_base): New function.
23636         (execute_update_addresses_taken): Implement re-writing of MEM_REFs
23637         to SSA form.
23638         * tree-inline.c (remap_gimple_op_r): Handle MEM_REF, remove
23639         INDIRECT_REF handling.
23640         (copy_tree_body_r): Handle MEM_REF.
23641         * gimple.c (is_gimple_addressable): Adjust.
23642         (is_gimple_address): Likewise.
23643         (is_gimple_invariant_address): ADDR_EXPRs of MEM_REFs with
23644         invariant base are invariant.
23645         (is_gimple_min_lval): Adjust.
23646         (is_gimple_mem_ref_addr): New function.
23647         (get_base_address): Handle MEM_REF.
23648         (count_ptr_derefs): Likewise.
23649         (get_base_loadstore): Likewise.
23650         * gimple.h (is_gimple_mem_ref_addr): Declare.
23651         (gimple_call_fndecl): Handle invariant MEM_REF addresses.
23652         * tree-cfg.c (verify_address): New function, split out from ...
23653         (verify_expr): ... here.  Use for verifying ADDR_EXPRs and
23654         the address operand of MEM_REFs.  Verify MEM_REFs.  Reject
23655         INDIRECT_REFs.
23656         (verify_types_in_gimple_min_lval): Handle MEM_REF.  Disallow
23657         INDIRECT_REF.  Allow conversions.
23658         (verify_types_in_gimple_reference): Verify VIEW_CONVERT_EXPR of
23659         a register does not change its size.
23660         (verify_types_in_gimple_reference): Verify MEM_REF.
23661         (verify_gimple_assign_single): Disallow INDIRECT_REF.
23662         Handle MEM_REF.
23663         * tree-ssa-operands.c (opf_non_addressable, opf_not_non_addressable):
23664         New.
23665         (mark_address_taken): Handle MEM_REF.
23666         (get_indirect_ref_operands): Pass through opf_not_non_addressable.
23667         (get_asm_expr_operands): Pass opf_not_non_addressable.
23668         (get_expr_operands): Handle opf_[not_]non_addressable.
23669         Handle MEM_REF.  Remove INDIRECT_REF handling.
23670         * tree-vrp.c (check_array_ref): Handle MEM_REF.
23671         (search_for_addr_array): Likewise.
23672         (check_array_bounds): Likewise.
23673         (vrp_stmt_computes_nonzero): Adjust for MEM_REF.
23674         * tree-ssa-loop-im.c (for_each_index): Handle MEM_REF.
23675         (ref_always_accessed_p): Likewise.
23676         (gen_lsm_tmp_name): Likewise.  Handle ADDR_EXPR.
23677         * tree-complex.c (extract_component): Do not handle INDIRECT_REF.
23678         Handle MEM_REF.
23679         * cgraphbuild.c (mark_load): Properly check for NULL result
23680         from get_base_address.
23681         (mark_store): Likewise.
23682         * tree-ssa-loop-niter.c (array_at_struct_end_p): Handle MEM_REF.
23683         * tree-loop-distribution.c (generate_builtin): Exchange INDIRECT_REF
23684         handling for MEM_REF.
23685         * tree-scalar-evolution.c (follow_ssa_edge_expr): Handle
23686         &MEM[ptr + CST] similar to POINTER_PLUS_EXPR.
23687         * builtins.c (stabilize_va_list_loc): Use the function ABI
23688         valist type if we couldn't canonicalize the argument type.
23689         Always dereference with the canonical va-list type.
23690         (maybe_emit_free_warning): Handle MEM_REF.
23691         (fold_builtin_memory_op): Simplify and handle MEM_REFs in folding
23692         memmove to memcpy.
23693         * builtins.c (fold_builtin_memory_op): Use ref-all types
23694         for all memcpy foldings.
23695         * omp-low.c (build_receiver_ref): Adjust for MEM_REF.
23696         (build_outer_var_ref): Likewise.
23697         (scan_omp_1_op): Likewise.
23698         (lower_rec_input_clauses): Likewise.
23699         (lower_lastprivate_clauses): Likewise.
23700         (lower_reduction_clauses): Likewise.
23701         (lower_copyprivate_clauses): Likewise.
23702         (expand_omp_atomic_pipeline): Likewise.
23703         (expand_omp_atomic_mutex): Likewise.
23704         (create_task_copyfn): Likewise.
23705         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle MEM_REF.
23706         Remove old union trick.  Initialize constant offsets.
23707         (ao_ref_init_from_vn_reference): Likewise.  Do not handle
23708         INDIRECT_REF.  Init base_alias_set properly.
23709         (vn_reference_lookup_3): Replace INDIRECT_REF handling with MEM_REF.
23710         (vn_reference_fold_indirect): Adjust for MEM_REFs.
23711         (valueize_refs): Fold MEM_REFs.  Re-evaluate constant offset
23712         for ARRAY_REFs.
23713         (may_insert): Remove.
23714         (visit_reference_op_load): Do not test may_insert.
23715         (run_scc_vn): Remove parameter, do not fiddle with may_insert.
23716         * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
23717         a field to store the constant offset this op applies.
23718         (run_scc_vn): Adjust prototype.
23719         * cgraphunit.c (thunk_adjust): Adjust for MEM_REF.
23720         * tree-ssa-ccp.c (ccp_fold): Replace INDIRECT_REF folding with
23721         MEM_REF.  Propagate &foo + CST as &MEM[&foo, CST].  Do not
23722         bother about volatile qualifiers on pointers.
23723         (fold_const_aggregate_ref): Handle MEM_REF, do not handle INDIRECT_REF.
23724         * tree-ssa-loop-ivopts.c
23725         * tree-ssa-loop-ivopts.c (determine_base_object): Adjust for MEM_REF.
23726         (strip_offset_1): Likewise.
23727         (find_interesting_uses_address): Replace INDIRECT_REF handling with
23728         MEM_REF handling.
23729         (get_computation_cost_at): Likewise.
23730         * ipa-pure-const.c (check_op): Handle MEM_REF.
23731         * tree-stdarg.c (check_all_va_list_escapes): Adjust for MEM_REF.
23732         * tree-ssa-sink.c (is_hidden_global_store): Handle MEM_REF
23733         and constants.
23734         * ipa-inline.c (likely_eliminated_by_inlining_p): Handle MEM_REF.
23735         * tree-parloops.c (take_address_of): Adjust for MEM_REF.
23736         (eliminate_local_variables_1): Likewise.
23737         (create_call_for_reduction_1): Likewise.
23738         (create_loads_for_reductions): Likewise.
23739         (create_loads_and_stores_for_name): Likewise.
23740         * matrix-reorg.c (may_flatten_matrices_1): Sanitize.
23741         (ssa_accessed_in_tree): Handle MEM_REF.
23742         (ssa_accessed_in_assign_rhs): Likewise.
23743         (update_type_size): Likewise.
23744         (analyze_accesses_for_call_stmt): Likewise.
23745         (analyze_accesses_for_assign_stmt): Likewise.
23746         (transform_access_sites): Likewise.
23747         (transform_allocation_sites): Likewise.
23748         * tree-affine.c (tree_to_aff_combination): Handle MEM_REF.
23749         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
23750         not handle INDIRECT_REF.
23751         * tree-ssa-phiopt.c (add_or_mark_expr): Handle MEM_REF.
23752         (cond_store_replacement): Likewise.
23753         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
23754         MEM_REF, no not handle INDIRECT_REFs.
23755         (insert_into_preds_of_block): Properly initialize avail.
23756         (phi_translate_1): Fold MEM_REFs.  Re-evaluate constant offset
23757         for ARRAY_REFs.  Properly handle reference lookups that
23758         require a bit re-interpretation.
23759         (can_PRE_operation): Do not handle INDIRECT_REF.  Handle MEM_REF.
23760         * tree-sra.c (build_access_from_expr_1): Handle MEM_REF.
23761         (build_ref_for_offset_1): Remove.
23762         (build_ref_for_offset): Build MEM_REFs.
23763         (gate_intra_sra): Disable for now.
23764         (sra_ipa_modify_expr): Handle MEM_REF.
23765         (ipa_early_sra_gate): Disable for now.
23766         * tree-sra.c (create_access): Swap INDIRECT_REF handling for
23767         MEM_REF handling.
23768         (disqualify_base_of_expr): Likewise.
23769         (ptr_parm_has_direct_uses): Swap INDIRECT_REF handling for
23770         MEM_REF handling.
23771         (sra_ipa_modify_expr): Remove INDIRECT_REF handling.
23772         Use mem_ref_offset.  Remove bogus folding.
23773         (build_access_from_expr_1): Properly handle MEM_REF for non IPA-SRA.
23774         (make_fancy_name_1): Add support for MEM_REF.
23775         * tree-predcom.c (ref_at_iteration): Handle MEM_REFs.
23776         * tree-mudflap.c (mf_xform_derefs_1): Adjust for MEM_REF.
23777         * ipa-prop.c (compute_complex_assign_jump_func): Handle MEM_REF.
23778         (compute_complex_ancestor_jump_func): Likewise.
23779         (ipa_analyze_virtual_call_uses): Likewise.
23780         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Replace
23781         INDIRECT_REF folding with more generalized MEM_REF folding.
23782         (tree_ssa_forward_propagate_single_use_vars): Adjust accordingly.
23783         (forward_propagate_addr_into_variable_array_index): Also handle
23784         &ARRAY + I in addition to &ARRAY[0] + I.
23785         * tree-ssa-dce.c (ref_may_be_aliased): Handle MEM_REF.
23786         * tree-ssa-ter.c (find_replaceable_in_bb): Avoid TER if that
23787         creates assignments with overlap.
23788         * tree-nested.c (get_static_chain): Adjust for MEM_REF.
23789         (get_frame_field): Likewise.
23790         (get_nonlocal_debug_decl): Likewise.
23791         (convert_nonlocal_reference_op): Likewise.
23792         (struct nesting_info): Add mem_refs pointer-set.
23793         (create_nesting_tree): Allocate it.
23794         (convert_local_reference_op): Insert to be folded mem-refs.
23795         (fold_mem_refs): New function.
23796         (finalize_nesting_tree_1): Perform defered folding of mem-refs
23797         (free_nesting_tree): Free the pointer-set.
23798         * tree-vect-stmts.c (vectorizable_store): Adjust for MEM_REF.
23799         (vectorizable_load): Likewise.
23800         * tree-ssa-phiprop.c (phiprop_insert_phi): Adjust for MEM_REF.
23801         (propagate_with_phi): Likewise.
23802         * tree-object-size.c (addr_object_size): Handle MEM_REFs
23803         instead of INDIRECT_REFs.
23804         (compute_object_offset): Handle MEM_REF.
23805         (plus_stmt_object_size): Handle MEM_REF.
23806         (collect_object_sizes_for): Dispatch to plus_stmt_object_size
23807         for &MEM_REF.
23808         * tree-flow.h (get_addr_base_and_unit_offset): Declare.
23809         (symbol_marked_for_renaming): Likewise.
23810         * Makefile.in (tree-dfa.o): Add $(TOPLEV_H).
23811         (fold-const.o): Add $(TREE_FLOW_H).
23812         * tree-ssa-structalias.c (get_constraint_for_1): Handle MEM_REF.
23813         (find_func_clobbers): Likewise.
23814         * ipa-struct-reorg.c (decompose_indirect_ref_acc): Handle MEM_REF.
23815         (decompose_access): Likewise.
23816         (replace_field_acc): Likewise.
23817         (replace_field_access_stmt): Likewise.
23818         (insert_new_var_in_stmt): Likewise.
23819         (get_stmt_accesses): Likewise.
23820         (reorg_structs_drive): Disable.
23821         * config/i386/i386.c (ix86_va_start): Adjust for MEM_REF.
23822         (ix86_canonical_va_list_type): Likewise.
23824 2010-06-30  Joern Rennecke  <joern.rennecke@embecosm.com>
23826         PR other/44566
23827         * coretypes.h [!USED_FOR_TARGET] (reg_class_t): Define.
23828         * target.def (struct gcc_target): Replace enum reg_class with
23829         reg_class_t in hook argument / return types.
23830         * doc/tm.texi.in (TARGET_SECONDARY_RELOAD): Likewise.
23831         (TARGET_IRA_COVER_CLASSES, TARGET_MEMORY_MOVE_COST): Likewise.
23832         (TARGET_BRANCH_TARGET_REGISTER_CLASS): Likewise.
23833         * targhooks.h (default_branch_target_register_class): Likewise.
23834         (default_ira_cover_classes, default_secondary_reload): Likewise.
23835         (default_memory_move_cost, default_register_move_cost): Likewise.
23836         * targhooks.c (default_branch_target_register_class): Likewise.
23837         (default_ira_cover_classes, default_secondary_reload): Likewise.
23838         (default_memory_move_cost, default_register_move_cost): Likewise.
23839         * reload.c (push_secondary_reload, secondary_reload_class): Likewise.
23840         * bt-load.c (branch_target_load_optimize): Likewise.
23841         * ira.c (setup_cover_and_important_classes): Likewise.
23842         * ira-costs.c (copy_cost): Likewise.
23843         * reload1.c (emit_input_reload_insns): Likewise.
23844         * config/alpha/alpha.c (alpha_secondary_reload): Likewise.
23845         * config/frv/frv.c (frv_secondary_reload): Likewise.
23846         * config/s390/s390.c (s390_secondary_reload): Likewise.
23847         * config/i386/i386.c (i386_ira_cover_classes): Likewise.
23848         (ix86_secondary_reload, ix86_memory_move_cost): Likewise.
23849         (ix86_register_move_cost): Likewise.
23850         * config/sh/sh-protos.h (sh_secondary_reload): Likewise.
23851         * config/sh/sh.c (sh_target_reg_class, sh_secondary_reload): Likewise.
23852         * config/xtensa/xtensa.c (xtensa_secondary_reload): Likewise.
23853         * config/xtensa/xtensa-protos.h (xtensa_secondary_reload): Likewise.
23854         * config/rs6000/rs6000.c (rs6000_secondary_reload): Likewise.
23855         (rs6000_ira_cover_classes): Likewise.
23856         * config/picochip/picochip.c (picochip_secondary_reload): Likewise.
23857         * config/picochip/picochip-protos.h (picochip_secondary_reload):
23858         Likewise.
23859         * config/pa/pa.c (pa_secondary_reload): Likewise.
23860         * config/mips/mips.c (mips_ira_cover_classes): Likewise.
23861         * config/bfin/bfin.c (bfin_secondary_reload): Likewise.
23862         * config/ia64/ia64.c (ia64_register_move_cost): Likewise.
23863         * doc/tm.texi: Regenerate.
23865 2010-06-30  Sebastian Pop  <sebastian.pop@amd.com>
23867         PR bootstrrap/44726
23868         * graphite-sese-to-poly.c (build_poly_dr): Avoid uninitialized
23869         use.
23870         (build_alias_set_optimal_p): Likewise.
23871         (build_base_obj_set_for_drs): Likewise.
23873 2010-06-30  Joern Rennecke  <joern.rennecke@embecosm.com>
23875         * target.def: Remove comment about licensing problems of function
23876         declarations.
23878         * target.def (declare_constant_name): Change exp to expr.  Use DEFHOOK.
23879         * doc/tm.texi.in (TARGET_ASM_DECLARE_CONSTANT_NAME): Use @hook.
23880         * doc/tm.texi: Regenerate.
23882         * target.def (builtin_reciprocal): Change tm_fn to md_fn.  Use DEFHOOK.
23883         * doc/tm.texi.in (TARGET_BUILTIN_RECIPROCAL): Use @hook.
23885         * target.def (enum_va_list_p): Use DEFHOOK.
23886         * doc/tm.texi.in (TARGET_ENUM_VA_LIST_P): Use @hook.
23887         Rename ptype to ptree.
23888         * doc/tm.texi: Regenerate.
23890         * target.def (fold_builtin): Rename nargs to n_args.  Use DEFHOOK.
23891         * doc/tm.texi.in (TARGET_FOLD_BUILTIN): Use @hook.
23892         * doc/tm.texi: Regenerate.
23894         * target.def (memory_move_cost): Use DEFHOOK.
23895         * doc/tm.texi.in (TARGET_MEMORY_MOVE_COST): Use @hook.
23896         Rename regclass AKA class to rclass.
23897         * doc/tm.texi: Regenerate.
23899         * target.def (pragma_parse): Use DEFHOOK.
23900         * doc/tm.texi.in (TARGET_OPTION_PRAGMA_PARSE): Use @hook.
23901         s/TARGET_VALID_OPTION_ATTRIBUTE_P/TARGET_OPTION_VALID_ATRIBUTE_P/ .
23902         * doc/tm.texi: Regenerate.
23904         * target.def (pass_by_reference): Use DEFHOOK.
23905         * doc/tm.texi.in (TARGET_PASS_BY_REFERENCE): Use @hook.
23906         * doc/tm.texi: Regenerate.
23908         * target.def (resolve_overloaded_builtin): Rename params to arglist.
23909         Use DEFHOOK.
23910         * doc/tm.texi.in (TARGET_RESOLVE_OVERLOADED_BUILTIN): Use @hook.
23911         * doc/tm.texi: Regenerate.
23913         * target.def (return_pops_args): Use DEFHOOK.
23914         * doc/tm.texi.in (TARGET_RETURN_POPS_ARGS): Use @hook.
23915         Rename stack-size to size.
23916         * doc/tm.texi: Regenerate.
23918         * target.def (dfa_new_cycle): Use DEFHOOK.  Rename dump_file to dump,
23919         last-sched_cycle to last_clock, cur_cycle to clock.
23920         * doc/tm.texi.in: Use @hook.
23921         * doc/tm.texi: Regenerate.
23923         * target.def (print_operand, print_operand_address): Update comment.
23924         (print_operand_punct_valid_p): Likewise.
23926 2010-06-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
23928         * toplev.h (_fatal_insn_not_found, _fatal_insn): Move declarations
23929         to rtl.h.
23930         (error_for_asm, warning_for_asm): Move declarations to rtl-error.h.
23931         * rtl.h (_fatal_insn_not_found, _fatal_insn): Move declarations here.
23932         * rtl-error.h: New.
23933         * regrename.c: Do not include toplev.h. Include rtl-error.h.
23934         * rtl-error.c: Likewise.
23935         * reload.c: Likewise.
23936         * recog.c:  Likewise.
23937         * sel-sched.c: Likewise.
23938         * function.c: Likewise.
23939         * reg-stack.c: Likewise.
23940         * cfgrtl.c: Likewise.
23941         * reload1.c: Likewise.
23942         * final.c: Include rtl-error.
23943         * Makefile.in: Adjust dependencies.
23945 2010-06-30  Jan Hubicka  <jh@suse.cz>
23947         PR middle-end/PR44706
23948         * ipa-split (split_function): Refine conditions when to use DECL_RESULT
23949         to return the value.
23951 2010-06-30  Michael Matz  <matz@suse.de>
23953         PR bootstrap/44699
23954         * tree-vrp.c (vrp_finalize): Deal with changing num_ssa_names.
23955         * gimple-fold.c (gimplify_and_update_call_from_tree): If LHS is
23956         a gimple reg, attach the original VDEF to the last store in the
23957         sequence.
23959 2010-06-30  Iain Sandoe  <iains@gcc.gnu.org>
23961         PR other/44034
23962         * config/darwin.c (darwin_override_options): Use renamed
23963         targetm.asm_out.emit_unwind_label.
23965 2010-06-30  Bernd Schmidt  <bernds@codesourcery.com>
23967         PR tree-optimization/39799
23968         * tree-inline.c (remap_ssa_name): Initialize variable only if
23969         SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
23971 2010-06-30  Nathan Froyd  <froydnj@codesourcery.com>
23973         * c-parser.c (c_parser_omp_for_loop): Use a VEC for for_block.
23975 2010-06-30  Richard Guenther  <rguenther@suse.de>
23977         PR target/44722
23978         * config/i386/i386.md (peephole2 for fix:SSEMODEI24): Guard
23979         against oscillation with reverse peephole2.
23981 2010-06-30  H.J. Lu  <hongjiu.lu@intel.com>
23983         PR target/44721
23984         * config/i386/i386.md (peephole2 for arithmetic ops with memory):
23985         Fix last commit.
23987 2010-06-30  Nick Clifton  <nickc@redhat.com>
23989         * config/rx/rx-modes.def: New file.
23990         * config/rx/rx.h (FIRST_PSEUDO_REGISTER): Increase to 17.
23991         (CC_REGNUM): Define.
23992         (FIXED_REGISTERS, CALL_USED_REGISTERS, REGISTER_NAMES): Add cc
23993         register.
23994         (CC_NO_CARRY, NOTICE_UPDATE_CC): Delete.
23995         (SELECT_CC_MODE): Define.
23996         * config/rx/rx.md (CC_REG): Define.  Update all patterns to use
23997         (reg:CC CC_REG) instead of (cc0).
23998         (attr "cc"): Delete.
23999         (cbranchsi4): Do not split compare and branch here. Instead move
24000         it to...
24001         (cbranchsi4_<code>): ... here.  New patterns.
24002         (cmpsi): Call rx-compare_redundant to find out if it is necessary
24003         to emit the compare instruction.
24004         * config/rx/rx.c (rx_gen-cond_branch_template): Remove tests of
24005         cc_status flags.
24006         (rx_get_stack_layout): Iterate up to before CC_REGNUM not
24007         FIRST_PSEUDO_REGNUM.
24008         (rx_expand_prologue, rx_expand_epilogue): Likewise.
24009         (rx_notice_update_cc): Delete.
24010         (rx_cc_modes_compatible): New function.
24011         (flags_needed_for_conditional): New function.
24012         (flags_from_mode): New function.
24013         (rx_compare_redundant): New function - scans backwards through
24014         insn list to find out if condition flags are already set correctly.
24015         (TARGET_CC_MODES_COMPATIBLE): Define.
24016         * config/rx/rx-protos.h (rx_compare_redundant): Prototype.
24018         * config/rx/rx.h (BRANCH_COST): Define.
24019         (REGISTER_MOVE_COST): Define.
24020         * config/rx/predicates (rx_source_operand): Allow all constant types.
24021         * config/rx/rx.md (addsi3): Add alternative for swapped operands.
24022         (tstsi4): New pattern.
24023         * config/rx/rx.c (rx_memory_move_cost): Define.
24024         (TARGET_MEMORY_MOVE_COST): Define.
24026 2010-06-30  Manuel López-Ibáñez  <manu@gcc.gnu.org>
24028         * tree.h (block_may_fallthru): Declare here.
24029         * tree-flow.h (block_may_fallthru): Do not declare here.
24030         * c-typeck.c: Do not include tree-flow.h. Include gimple.h and
24031         bitmap.h
24032         * Makefile.in (c-typeck.o): Update dependencies.
24034 2010-06-30  Jakub Jelinek  <jakub@redhat.com>
24036         PR debug/44694
24037         * cselib.h (cselib_preserve_cfa_base_value): Add regno argument.
24038         * cselib.c (cfa_base_preserved_regno): New static variable.
24039         (cselib_reset_table): Don't reset cfa_base_preserved_regno instead
24040         of REGNO (cfa_base_preserved_val->locs->loc).
24041         (cselib_preserve_cfa_base_value): Add regno argument, set
24042         cfa_base_preserved_regno to it.
24043         (cselib_invalidate_regno): Allow removal of registers other than
24044         cfa_base_preserved_regno from cfa_base_preserved_val.
24045         (cselib_finish): Set cfa_base_preserved_regno to INVALID_REGNUM.
24046         * var-tracking.c (adjust_mems): Replace sp or hfp even outside
24047         of MEM addresses, if not on LHS.
24048         (reverse_op): Don't add reverse ops for cfa_base_rtx.
24049         (vt_init_cfa_base): Adjust cselib_preserve_cfa_base_value caller.
24051 2010-06-30  Bernd Schmidt  <bernds@codesourcery.com>
24053         * recog.c (peep2_do_rebuild_jump_labels, peep2_do_cleanup_cfg): New
24054         static variables.
24055         (peep2_buf_position): New static function.
24056         (peep2_regno_dead_p, peep2_reg_dead_p, peep2_find_free_register,
24057         peephole2_optimize): Use it.
24058         (peep2_attempt, peep2_update_life): New static functions, broken out
24059         of peephole2_optimize.
24060         (peep2_fill_buffer): New static function.
24061         (peephole2_optimize): Change the main loop to try to fill the buffer
24062         with the maximum number of insns before matching them against
24063         peepholes.  Use a forward scan.  Remove special case for targets with
24064         conditional execution.
24065         * genrecog.c (change_state): Delete dead code.
24066         * config/i386/i386.md (peephole2 for arithmetic ops with memory):
24067         Rewrite so as not to expect the second insn to have had a peephole
24068         applied yet.
24070 2010-06-29  Nathan Froyd  <froydnj@codesourcery.com>
24072         * genhooks.c (emit_findices): Cast field precision to int.
24073         (emit_documentation): Likewise.
24075 2010-06-29  Jakub Jelinek  <jakub@redhat.com>
24077         PR tree-optimization/43801
24078         * cgraph.c (cgraph_create_virtual_clone): Clear DECL_SECTION_NAME
24079         if old_decl was DECL_ONE_ONLY.
24081         PR debug/44668
24082         * dwarf2out.c (add_accessibility_attribute): New function.
24083         (gen_subprogram_die, gen_variable_die, gen_field_die): Use it
24084         instead of adding DW_AT_accessibility manually.
24085         (gen_enumeration_type_die, gen_struct_or_union_type_die,
24086         gen_typedef_die): Use it.
24088 2010-06-29  Douglas B Rupp  <rupp@gnat.com>
24090         * vmsdbgout.c (full_name): Just output the file name if not native.
24092 2010-06-29  Douglas B Rupp  <rupp@gnat.com>
24094         * vmsdbgout.c (func_table): Replace with VEC func{nam,num}_tables.
24095         (funcnam_table): New static table.
24096         (funcnum_table): New static table.
24097         (write_rtnbeg): Write value saved in funcnum_table.
24098         (write_rtnend): Write value saved in funcnum_table.
24099         (vmsdbgout_begin_function): Save current function info in
24100         (vmsdbgout_init): Initialize func{nam,num}_tables. Minor reformatting.
24101         (vmsdbgout_finish): Iterate over funcnum_table.
24103 2010-06-29  Douglas B Rupp  <rupp@gnat.com>
24105         * vmsdbgout.c (vmsdbgout_begin_epilogue): Declare
24106         (vmsdbgout_type_decl): Declare
24107         (vmsdbg_debug_hooks): Add entry for type_decl and begin_epilogue.
24108         (FUNC_EPILOGUE_LABEL): New macro
24109         (vmsdbgout_begin_epilogue): New function.
24110         (vmsdbgout_type_decl): New function.
24112 2010-06-29  Douglas B Rupp  <rupp@gnat.com>
24114         * vmsdbg.h: Update copyright.
24116 2010-06-29  Douglas B Rupp  <rupp@gnat.com>
24118         * vmsdbg.h (DST_K_TBG): New DST constant.
24119         * vmsdbgout.c (addr_const_to_string): Removed, not referenced.
24120         (write_modbeg): Cast module_language to avoid warning.
24121         (write_rtnbeg): Use DST_K_TBG vice magic mystery number.
24123 2010-06-29  Joern Rennecke  <joern.rennecke@embecosm.com>
24125         PR other/44034
24126         * target.def, doc/tm.texi.in, genhooks.c: New files.
24127         * target.h: Instead of defining individual hook members,
24128         define DEFHOOKPOD / DEFHOOK / DEFHOOK_UNDOC / HOOKSTRUCT and
24129         include target.def.
24130         * target-def.h: Instead of defining individual hook initializers,
24131         include target-hooks-def.h.
24132         * df-scan.c, haifa-sched.c, sel-sched.c: Rename targetm members:
24133         targetm.live_on_entry -> targetm.extra_live_on_entry
24134         targetm.sched.md_finish ->targetm.sched.finish
24135         targetm.sched.md_init -> targetm.sched.init
24136         targetm.sched.md_init_global -> targetm.sched.init_global
24137         targetm.asm_out.unwind_label -> targetm.asm_out.emit_unwind_label
24138         targetm.asm_out.except_table_label ->
24139           targetm.asm_out.emit_except_table_label
24140         targetm.asm_out.visibility -> targetm.asm_out.assemble_visibility
24141         targetm.target_help -> targetm.help
24142         targetm.vectorize.builtin_support_vector_misalignment ->
24143           targetm.vectorize.support_vector_misalignment
24144         targetm.file_start_app_off -> targetm.asm_file_start_app_off
24145         targetm.file_start_file_directive ->
24146          targetm.asm_file_start_file_directive
24147         * dwarf2out.c, opts.c, tree-vect-data-refs.c, except.c: Likewise.
24148         * varasm.c, config/alpha/alpha.c, config/cris/cris.c: Likewise.
24149         * config/spu/spu.c, config/ia64/ia64.c: Rename target macros:
24150         TARGET_VECTOR_ALIGNMENT_REACHABLE ->
24151           TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE
24152         TARGET_SUPPORT_VECTOR_MISALIGNMENT ->
24153           TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT
24154         TARGET_UNWIND_EMIT -> TARGET_ASM_UNWIND_EMIT
24155         * config/rs6000/rs6000.c, config/arm/arm.c: Likewise.
24156         * Makefile.in (TARGET_H): Depend on target.def.
24157         (TARGET_DEF_H): Depend on target-hooks-def.h.
24158         (target-hooks-def.h, tm.texi, s-target-hooks-def-h): New rules.
24159         (s-tm-texi, build/genhooks.o, build/genhooks): Likewise.
24160         * doc/tm.texi: Regenerate.
24162         * Makefile.in (s-tm-texi): Remove stray tab / rule.
24164         * config/m68k/m68k.c (targetm.sched.init_global): Update comment.
24165         (targetm.sched.init): Likewise.
24167 2010-06-29  Nathan Froyd  <froydnj@codesourcery.com>
24169         PR bootstrap/44713
24170         * config/i386/i386.c (type_natural_mode): Const-ify CUM parameter.
24171         (function_arg_advance_32): Const-ify TYPE parameter.
24172         (function_arg_advance_64): Likewise.  Change type of NAMED to bool.
24173         (ix86_function_arg_advance): Change type of NAMED to bool.
24174         (function_arg_32): Const-ify CUM and TYPE parameters.
24175         (function_arg_64): Likewise.  Change type of NAMED to bool.
24176         (function_arg_ms_64): Const-ify CUM parameter. Change type of NAMED
24177         to bool.
24178         (ix86_function_arg): Change type of NAMED to bool.
24179         (ix86_setup_incoming_varargs): Call ix86_function_arg_advance.  Pass
24180         last argument as a bool.
24182 2010-06-29  Joern Rennecke  <joern.rennecke@embecosm.com>
24184         * doc/tm.texi (TARGET_OPTION_OVERRIDE): Document.
24185         (OVERRIDE_OPTIONS): Add note of obsolescence.
24186         Replace references with references to TARGET_OPTION_OVERRIDE.
24187         (Except for C_COMMON_OVERRIDE_OPTIONS, which remains similar to
24188          the macro).
24189         * targhooks.c (default_target_option_override): New function.
24190         * targhooks.h (default_target_option_override): Declare.
24191         * target.h (struct gcc_target): Add override member to
24192         target_option member.
24193         * toplev.c (process_options): Replace OVERRIDE_OPTIONS use with
24194         targetm.target_option.override call.
24195         * target-def.h (TARGET_OPTION_OVERRIDE): Define.
24196         (TARGET_OPTION_HOOKS): Add TARGET_OPTION_OVERRIDE.
24198 2010-06-29  Jan Hubicka  <jh@suse.cz>
24200         * tree-inline.c: Replace incomming by incomin and clonning by cloning.
24202 2010-06-29  Jan Hubicka  <jh@suse.cz>
24204         * predict.c (propagate_freq): Clear EXIT_BLOCK_PTR frequency if it is
24205         unreachable.
24206         (rebuild_frequencies): New function.
24207         * predict.h (rebuild_frequencies): Declare.
24208         * tree-inline.c (copy_cfg_body): Compute properly count & frequency of
24209         entry block and edge reaching new_entry.
24210         (tree_function_versioning): When doing partial cloning, rebuild
24211         frequencies when done.
24212         * passes.c (execute_function_todo): Use rebild_frequencies.
24214 2010-06-29  Richard Guenther  <rguenther@suse.de>
24216         * tree-dfa.c (dump_variable): Remove noalias_state dumping.
24217         * tree-flow.h (enum noalias_state): Remove.
24218         (struct var_ann_d): Remove noalias_state member.
24220 2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
24222         PR target/43902
24223         * config/arm/arm.md (maddsidi4, umaddsidi4): New expanders.
24224         (maddhisi4): Renamed from mulhisi3addsi.  Operands renumbered.
24225         (maddhidi4): Likewise.
24227         Revert parts of the change for PR25130.
24228         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
24229         MEM_ALIAS_SET.
24231 2010-06-29  Nathan Froyd  <froydnj@codesourcery.com>
24233         * calls.c, dse.c, expr.c, function.c: Call targetm.calls.function_arg,
24234         targetm.calls.function_incoming_arg, and
24235         targetm.calls.function_arg_advance instead of FUNCTION_ARG,
24236         FUNCTION_INCOMING_ARG, and FUNCTION_ARG_ADVANCE, respectively.
24237         * target.h (struct gcc_target): Add function_arg_advance,
24238         function_arg, and function_incoming_arg fields.
24239         * target-def.h (TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG):
24240         (TARGET_FUNCTION_INCOMING_ARG): Define.
24241         (TARGET_CALLS): Add TARGET_FUNCTION_ARG_ADVANCE, TARGET_FUNCTION_ARG,
24242         and TARGET_FUNCTION_INCOMING_ARG.
24243         * targhooks.h (default_function_arg_advance): Declare.
24244         (default_function_arg, default_function_incoming_arg): Declare.
24245         * targhooks.c (default_function_arg_advance): New function.
24246         (default_function_arg, default_function_incoming_arg): New function.
24247         * config/i386/i386.c (function_arg_advance): Rename to...
24248         (ix86_function_arg_advance): ...this.  Make static.
24249         (function_arg): Rename to...
24250         (ix86_function_arg): ...this.  Make static.
24251         (TARGET_FUNCTION_ARG_ADVANCE): Define.
24252         (TARGET_FUNCTION_ARG): Define.
24253         * config/i386/i386.h (FUNCTION_ARG_ADVANCE): Delete.
24254         (FUNCTION_ARG): Delete.
24255         * config/i386/i386-protos.h (function_arg_advance): Delete prototype.
24256         (function_arg): Delete prototype.
24258 2010-06-29  Nathan Froyd  <froydnj@codesourcery.com>
24260         * reginfo.c (init_reg_sets_1): Adjust comments.
24261         * combine-stack-adj.c (rest_of_handle_stack_adjustments): Likewise.
24262         * calls.c (prepare_call_address): Likewise.
24263         (emit_call_1): Use targetm.calls.return_pops_args.
24264         (expand_call): Likewise.
24265         * function.c (assign_parms): Likewise.
24266         * system.h (RETURN_POPS_ARGS): Add to #pragma poison list.
24267         * target.h (struct gcc_target) [struct calls]: Add
24268         return_pops_args field.
24269         * targhooks.h (default_return_pops_args): Declare.
24270         * targhooks.c (default_return_pops_args): Define.
24271         * target-def.h (TARGET_RETURN_POPS_ARGS): Define.
24272         (TARGET_CALLS): Add TARGET_RETURN_POPS_ARGS.
24273         * doc/tm.texi (RETURN_POPS_ARGS): Rename to...
24274         (TARGET_RETURN_POPS_ARGS): ...this.  Use deftypefn.  Adjust
24275         documentation.
24276         * config/alpha/alpha.h (RETURN_POPS_ARGS): Delete.
24277         * config/arc/arc.h (RETURN_POPS_ARGS): Likewise.
24278         * config/arm/arm.h (RETURN_POPS_ARGS): Likewise.
24279         * config/avr/avr.h (RETURN_POPS_ARGS): Likewise.
24280         * config/bfin/bfin.h (RETURN_POPS_ARGS): Likewise.
24281         * config/cris/cris.h (RETURN_POPS_ARGS): Likewise.
24282         * config/crx/crx.h (RETURN_POPS_ARGS): Likewise.
24283         * config/fr30/fr30.h (RETURN_POPS_ARGS): Likewise.
24284         * config/frv/frv.h (RETURN_POPS_ARGS): Likewise.
24285         * config/h8300/h8300.h (RETURN_POPS_ARGS): Likewise.
24286         * config/ia64/ia64.h (RETURN_POPS_ARGS): Likewise.
24287         * config/iq2000/iq2000.h (RETURN_POPS_ARGS): Likewise.
24288         * config/lm32/lm32.h (RETURN_POPS_ARGS): Likewise.
24289         * config/m32c/m32c.h (RETURN_POPS_ARGS): Likewise.
24290         * config/m32r/m32r.h (RETURN_POPS_ARGS): Likewise.
24291         * config/m68hc11/m68hc11.h (RETURN_POPS_ARGS): Likewise.
24292         * config/mcore/mcore.h (RETURN_POPS_ARGS): Likewise.
24293         * config/mep/mep.h (RETURN_POPS_ARGS): Likewise.
24294         * config/mips/mips.h (RETURN_POPS_ARGS): Likewise.
24295         * config/mmix/mmix.h (RETURN_POPS_ARGS): Likewise.
24296         * config/mn10300/mn10300.h (RETURN_POPS_ARGS): Likewise.
24297         * config/moxie/moxie.h (RETURN_POPS_ARGS): Likewise.
24298         * config/pa/pa.h (RETURN_POPS_ARGS): Likewise.
24299         * config/pdp11/pdp11.h (RETURN_POPS_ARGS): Likewise.
24300         * config/picochip/picochip.h (RETURN_POPS_ARGS): Likewise.
24301         * config/rs6000/rs6000.h (RETURN_POPS_ARGS): Likewise.
24302         * config/rx/rx.h (RETURN_POPS_ARGS): Likewise.
24303         * config/s390/s390.h (RETURN_POPS_ARGS): Likewise.
24304         * config/score/score.h (RETURN_POPS_ARGS): Likewise.
24305         * config/sh/sh.h (RETURN_POPS_ARGS): Likewise.
24306         * config/sparc/sparc.h (RETURN_POPS_ARGS): Likewise.
24307         * config/spu/spu.h (RETURN_POPS_ARGS): Likewise.
24308         * config/stormy16/stormy16.h (RETURN_POPS_ARGS): Likewise.
24309         * config/v850/v850.h (RETURN_POPS_ARGS): Likewise.
24310         * config/xtensa/xtensa.h (RETURN_POPS_ARGS): Likewise.
24311         * config/i386/i386-protos.h (ix86_return_pops_args): Delete.
24312         * config/i386/i386.h (RETURN_POPS_ARGS): Delete.
24313         * config/i386/i386.c (ix86_return_pops_args): Make static.
24314         Constify arguments.
24315         (TARGET_RETURN_POPS_ARGS): Define.
24316         * config/m68k/m68k.h (RETURN_POPS_ARGS): Move to...
24317         * config/m68k/m68k.c (m68k_return_pops_args): ...here.  New function.
24318         (TARGET_RETURN_POPS_ARGS): Define.
24319         * config/vax/vax.h (RETURN_POPS_ARGS): Move to...
24320         * config/vax/vax.c (vax_return_pops_args): ...here.  New function.
24321         (TARGET_RETURN_POPS_ARGS): Define.
24323 2010-06-29  Richard Guenther  <rguenther@suse.de>
24325         PR middle-end/44667
24326         * tree-inline.c (initialize_inlined_parameters): Make sure
24327         to remap the inlined parameter variable substitutions types.
24329 2010-06-29  Eric Botcazou  <ebotcazou@adacore.com>
24331         PR rtl-optimization/44659
24332         * combine.c (make_compound_operation) <SUBREG>: Do not return the
24333         result of force_to_mode if it partially re-expanded the compound.
24335 2010-06-28  Jan Hubicka  <jh@suse.cz>
24337         PR middle-end/44671
24338         * ipa-split.c (test_nonssa_use, mark_nonssa_use): Check also uses of
24339         RESULT_DECL.
24341 2010-06-28  Anatoly Sokolov  <aesok@post.ru>
24343         * double-int.h (force_fit_type_double): Remove declaration.
24344         * double-int.c (force_fit_type_double): Move to tree.c.
24345         * tree.h (force_fit_type_double): Declare.
24346         * tree.h (force_fit_type_double): Moved from double-int.c. Use
24347         double_int type for 'cst' argument. Use double_int_fits_to_tree_p and
24348         double_int_to_tree instead of fit_double_type and build_int_cst_wide.
24349         * convert.c (convert_to_pointer): Adjust call to
24350         force_fit_type_double.
24351         * tree-vrp.c (extract_range_from_assert,
24352         extract_range_from_unary_expr): Adjust call to force_fit_type_double.
24353         * fold-const.c: Update comment.
24354         (int_const_binop, fold_convert_const_int_from_int,
24355         fold_convert_const_int_from_real, fold_convert_const_int_from_fixed,
24356         extract_muldiv_1, fold_div_compare, fold_sign_changed_comparison,
24357         fold_unary_loc, fold_negate_const, fold_abs_const, fold_not_const,
24358         round_up_loc): Adjust call to force_fit_type_double.
24360 2010-06-28  Philipp Tomsich  <philipp.tomsich@theobroma-systems.com>
24362         * config/rs6000/rs6000.h (PROCESSOR_TITAN): Declare.
24364 2010-06-28  Martin Jambor  <mjambor@suse.cz>
24366         * tree-sra.c (convert_callers): New parameter, change fndecls of
24367         recursive calls.
24368         (modify_function): Pass the old decl to convert_callers.
24370 2010-06-28  Martin Jambor  <mjambor@suse.cz>
24372         * ipa-cp.c (ipcp_init_cloned_node): Replace calls to
24373         ipa_check_create_node_params and ipa_initialize_node_params with
24374         checking asserts they are not necessary.
24376 2010-06-28  Jan Hubicka  <jh@suse.cz>
24378         PR tree-optimization/44687
24379         * ipa-split.c (split_function): Use DECL_RESULT to store return value.
24381 2010-06-28  Martin Jambor  <mjambor@suse.cz>
24383         PR c++/44535
24384         * gimple-fold.c (get_first_base_binfo_with_virtuals): New function.
24385         (gimple_get_relevant_ref_binfo): Use get_first_base_binfo_with_virtuals
24386         instead of BINFO_BASE_BINFO.
24388 2010-06-28  Michael Matz  <matz@suse.de>
24390         PR middle-end/44592
24391         * gimple-fold.c (gimplify_and_update_call_from_tree): Maintain
24392         proper VDEF chain for intermediate stores in the sequence.
24394 2010-06-28  Jan Hubicka  <jh@suse.cz>
24396         PR tree-optimization/44357
24397         * ipa-inline.c (add_new_edges_to_heap): Do not add edges to
24398         uninlinable functions.
24400 2010-06-28  Philipp Tomsich  <philipp.tomsich@theobroma-systems.com>
24402         * config.gcc (powerpc*-*-*): Handle titan.
24403         * config/rs6000/rs6000.c (titan_cost): New costs.
24404         (rs6000_override_options): Add "titan" to processor_target_table.
24405         Add Titan to branch alignment logic.
24406         Correctly set rs6000_cost for titan.
24407         * config/rs6000/rs6000.md (cpu): Add titan.  Include "titan.md".
24408         * config/rs6000/titan.md: New file.
24409         * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=titan.
24411 2010-06-28  Nathan Froyd  <froydnj@codesourcery.com>
24413         * tree-browser.c (TB_history_stack): Convert to a VEC.
24414         (TB_SET_HEAD): Adjust for new type of TB_history_stack.
24415         (TB_history_prev): Likewise.
24417 2010-06-28  Nathan Froyd  <froydnj@codesourcery.com>
24419         * vec.h (vec_heap_free): Add parentheses around free.
24421 2010-06-28  Steven Bosscher  <steven@gcc.gnu.org>
24423         * system.h: Poison GCC_EXCEPT_H for front-end files.
24425         * langhooks.h (struct lang_hooks): Add eh_protect_cleanup_actions
24426         langhook.
24427         * langhooks-def.h (LANG_HOOKS_EH_PROTECT_CLEANUP_ACTIONS) New.
24428         Define to NULL by default.
24429         * except.h: Define GCC_EXCEPT_H.
24430         (doing_eh): Remove prototype.
24431         (init_eh, init_eh_for_function): Move prototypes to toplev.h.
24432         (lang_protect_cleanup_actions): Remove.
24433         * except.c (lang_protect_cleanup_actions): Remove.
24434         (doing_eh): Remove.
24435         (gen_eh_region): Don't check doing_eh here.
24436         * toplev.h (init_eh, init_eh_for_function_): Moved from except.h.
24437         * tree-eh.c (honor_protect_cleanup_actions): Use new langhook
24438         instead of lang_protect_cleanup_actions.
24439         * omp-low.c (maybe_catch_exception): Likewise.
24440         * Makefile.in: Update dependencies.
24442 2010-06-28  Bingfeng Mei  <bmei@broadcom.com>
24444         * cgraph.h (struct varpool_node): new used_from_object_file flag.
24445         (struct cgraph_local_info): new used_from_object_file flag.
24446         * cgraph.c (dump_cgraph_node): dump used_from_object_file flag.
24447         (cgraph_clone_node): initialize used_from_object_file.
24448         (cgraph_create_virtual_clone): initialize used_from_object_file.
24449         * lto-symbtab.c (lto_symtab_merge_decls_1): Set
24450         used_from_object_file flags for symbols of LDPR_PREVAILING_DEF
24451         when compiling with -fwhole-program.
24452         (lto_symtab_resolve_symbols) Use LDPR_PREVAILING_DEF_IRONLY for
24453         internal resolver.
24454         * ipa.c (function_and_variable_visibility): Set externally_visible
24455         flag of varpool_node if used_from_object_file flag is set.
24456         (cgraph_externally_visible_p): check used_from_object_file flag.
24457         * doc/invoke.texi (-fwhole-program option): Change description of
24458         externally_visible attribute accordingly.
24459         * doc/extend.texi (externally_visible): Ditto.
24461 2010-06-27  Jan Hubicka  <jh@suse.cz>
24463         * params.def (max-inline-insns-auto): Default to 40.
24464         * doc/invoke.texi (max-inline-insns-auto): Document the change.
24466 2010-06-27  Jan Hubicka  <jh@suse.cz>
24468         PR middle-end/44671
24469         PR middle-end/44686
24470         * tree.c (build_function_decl_skip_args): Clear DECL_BUILT_IN on
24471         signature change.
24472         * ipa-split.c (split_function): Always clear DECL_BUILT_IN.
24473         * ipa-prop.c (ipa_modify_formal_parameters): Likewise.
24475 2010-06-27  Anatoly Sokolov  <aesok@post.ru>
24477         * target.h (struct gcc_target): Add register_move_cost field.
24478         * target-def.h (TARGET_REGISTER_MOVE_COST): New.
24479         (TARGET_INITIALIZER): Use TARGET_REGISTER_MOVE_COST.
24480         * targhooks.c (default_register_move_cost): New function.
24481         * targhooks.h (default_register_move_cost): Declare function.
24482         * defaults.h (REGISTER_MOVE_COST): Delete.
24483         * ira-int.h (ira_register_move_cost): Update comment.
24484         * ira.c (ira_register_move_cost): Update comment.
24485         * reload.h (register_move_cost): Declare.
24486         * reginfo.c (register_move_cost): New function.
24487         (move_cost): Update comment.
24488         (init_move_cost, memory_move_secondary_cost): Replace
24489         REGISTER_MOVE_COST with register_move_cost.
24490         * postreload.c (reload_cse_simplify_set): (Ditto.).
24491         * reload.c (find_valid_class, find_reloads): (Ditto.).
24492         * reload1.c (choose_reload_regs): (Ditto.).
24493         * doc/tm.texi (TARGET_REGISTER_MOVE_COST): New.
24494         (REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Update documentation.
24495         * doc/md.texi (can_create_pseudo_p): Update documentation.
24497         * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro.
24498         * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove.
24499         * config/i386/i386.h (ix86_memory_move_cost): Make static.
24500         (TARGET_MEMORY_MOVE_COST): Define.
24502         * config/ia64/ia64.h (MEMORY_MOVE_COST): Remove macro.
24503         * config/ia64/ia64-protos.h (int ia64_memory_move_cost): Remove.
24504         * config/ia64/ia64.h (ia64_memory_move_cost): Make static.
24505         (TARGET_MEMORY_MOVE_COST): Define.
24507 2010-06-27  Richard Guenther  <rguenther@suse.de>
24509         PR tree-optimization/44683
24510         * tree-ssa-dom.c (record_edge_info): Record equivalences for the
24511         false edge from the inverted condition.
24513 2010-06-27  Richard Guenther  <rguenther@suse.de>
24515         PR middle-end/44684
24516         * tree-ssa-alias.c (refs_may_alias_p_1): Allow SSA name refs.
24517         (stmt_may_clobber_ref_p_1): Do not bother to call the oracle
24518         for register LHS.  Or non-store assignments.
24520 2010-06-26  Eric Botcazou  <ebotcazou@adacore.com>
24522         * config/sparc/sparc.c (sparc_emit_set_const32): Make static.
24523         (sparc_emit_set_const64): Likewise.  Remove disabled code.
24524         * config/sparc/sparc-protos.h (sparc_emit_set_const32): Delete.
24525         (sparc_emit_set_const64): Likewise.
24527 2010-06-26  Catherine Moore  <clm@codesourcery.com>
24529         * config/mips/mips.md (alu_type): New attribute.
24530         (type): Infer type from alu_type.
24531         (*add<mode>3, *add<mode>3_mips16, *addsi3_extended,
24532         *baddu_si_eb, *baddu_si_el, *baddu_di, sub<mode>3,
24533         *subsi3_extended, negsi2, negdi2, *low<mode>,
24534         *low<mode>_mips16, *ior<mode>3, *ior<mode>3_mips16,
24535         xor<mode>3, *nor<mode>3,
24536         *zero_extend<GPR:mode>_trunc<SHORT:mode>,
24537         *zero_extendhi_truncqi):  Set alu_type instead of type.
24539 2010-06-26  Douglas B Rupp  <rupp@gnat.com>
24541         * config/alpha/alpha.c (alpha_need_linkage): Adjust
24542         splay_tree_new_ggc call.
24543         (alpha_use_linkage): Likewise.
24545 2010-06-26  Joseph Myers  <joseph@codesourcery.com>
24547         * collect2.c (main): Remove SWITCHES_NEED_SPACES conditional.
24548         * doc/tm.texi (SWITCHES_NEED_SPACES): Don't document.
24549         * gcc.c (SWITCHES_NEED_SPACES, switches_need_spaces): Remove.
24550         (static_specs): Remove switches_need_spaces.
24551         (process_command, do_self_spec): Hardcode handling "-o" instead of
24552         checking switches_need_spaces.
24553         * system.h (SWITCHES_NEED_SPACES): Poison.
24555 2010-06-26  Richard Guenther  <rguenther@suse.de>
24557         PR tree-optimization/44393
24558         * tree-loop-distribution.c (generate_loops_for_partition): Fix
24559         stmt removal and VOP renaming.
24560         (generate_memset_zero): Remove redundant stmt updating.
24561         * tree-flow.h (mark_virtual_ops_in_bb): Remove.
24562         * tree-cfg.c (mark_virtual_ops_in_bb): Likewise.
24564 2010-06-26  Jan Hubicka  <jh@suse.cz>
24566         * ipa-split.c (consider_split): PHI in entry block is OK as long as all
24567         edges comming from header are equivalent.
24568         (visit_bb): Handle PHIs correctly.
24569         * tree-inline.c (copy_phis_for_bb): Be able to copy
24570         PHI from entry edge.
24571         (copy_cfg_body): Produce edge from entry BB before copying PHIs.
24573 2010-06-26  Richard Guenther  <rguenther@suse.de>
24575         PR middle-end/44674
24576         * tree-ssa-alias.c (refs_may_alias_p_1): Allow all kind of
24577         decls.  Handle LABEL_DECLs like FUNCTION_DECLs.
24579 2010-06-26  Joseph Myers  <joseph@codesourcery.com>
24581         * gcc.c (n_switches_alloc, n_infiles_alloc, alloc_infile,
24582         add_infile, alloc_switch): New.
24583         (process_command): Remove variable lang_n_infiles.  Process
24584         options in a single pass.  Use new functions for allocating
24585         infiles and switches arrays.  Properly skip operands of
24586         -Xpreprocessor and -Xassembler.
24588 2010-06-26  Jan Hubicka  <jh@suse.cz>
24590         PR middle-end/44671
24591         * cgraphunit.c (cgraph_function_versioning): Remove wrong
24592         cgraph_make_decl_local call; fix typo copying RTL data.
24594 2010-06-25  DJ Delorie  <dj@redhat.com>
24596         * config/m32c/m32c-protos.h (m32c_note_pragma_address): Declare.
24597         (m32c_output_aligned_common): Likewise.
24598         * config/m32c/m32c.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
24599         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
24600         * config/m32c/m32c-pragma.c (m32c_pragma_address): New.
24601         (m32c_register_pragmas): Register it.
24602         * config/m32c/m32c.c (m32c_get_pragma_address): New.
24603         (m32c_insert_attributes): Set #pragma address decls volatile.
24604         (pragma_entry_eq): New.
24605         (pragma_entry_hash): New.
24606         (m32c_note_pragma_address): New.
24607         (m32c_get_pragma_address): New.
24608         (m32c_output_aligned_common): New.
24609         * doc/extend.texi: Document the new pragma.
24611         * config/m32c/m32c.c (m32c_illegal_subreg_p): Reject illegal MEMs
24612         also.
24613         * config/m32c/predicates.md (m32c_any_operand): Check the code
24614         instead of memory_operand so as to allow matching volatile MEMs.
24615         (m32c_nonimmediate_operand): Likewise.
24616         (mra_operand): Allow volatiles.
24618 2010-06-25  Alexandre Oliva  <aoliva@redhat.com>
24620         PR debug/44610
24621         * simplify-rtx.c (delegitimize_mem_from_attrs): Don't use a base
24622         address if the offset is unknown.
24624 2010-06-25  Douglas B Rupp  <rupp@gnat.com>
24626         * dwarf2out.c (dwarf2out_vms_debug_main_pointer): New function.
24627         * dwarf2out.h (dwarf2out_vms_debug_main_pointer): Declare new function.
24628         * config/ia64/ia64-protos.h (ia64_start_function): Declare.
24629         * config/ia64/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Move contents
24630         to ia64_start_function. Invoke it.
24631         * config/ia64/ia64.c (ia64_start_function): Call new function
24632         dwarf2out_vms_debug_main_pointer.
24634 2010-06-25  Sebastian Pop  <sebastian.pop@amd.com>
24636         * tree-if-conv.c (insert_gimplified_predicates): Do not insert
24637         statements computing the true predicate.
24639 2010-06-25  Sebastian Pop  <sebastian.pop@amd.com>
24641         * tree-if-conv.c (init_bb_predicate): Initialize the predicate
24642         to boolean_true_node.
24643         (reset_bb_predicate): New.
24644         (predicate_bbs): Call reset_bb_predicate.
24646 2010-06-25  Sebastian Pop  <sebastian.pop@amd.com>
24648         * tree-if-conv.c (combine_blocks): Remove FIXME comment.
24649         (tree_if_conversion): Returns true when something has been changed.
24650         (main_tree_if_conversion): Return TODO_cleanup_cfg when if-conversion
24651         changed something.
24653 2010-06-25  Sebastian Pop  <sebastian.pop@amd.com>
24655         * Makefile.in (tree-if-conv.o): Depends on DBGCNT_H.
24656         * dbgcnt.def (if_conversion_tree): New DEBUG_COUNTER.
24657         * tree-if-conv.c: Include dbgcnt.h.
24658         (tree_if_conversion): Use if_conversion_tree to count the number of
24659         if-convertible loops.
24661 2010-06-25  Changpeng Fang  <changpeng.fang@amd.com>
24663         * common.opt (fprefetch-loop-arrays): Re-define
24664         -fprefetch-loop-arrays as a tri-state option with the initial
24665         value of -1.
24666         * tree-ssa-loop.c (gate_tree_ssa_loop_prefetch): Invoke prefetch
24667         pass only when flag_prefetch_loop_arrays > 0.
24668         * toplev.c (process_options): Note that, with tri-states,
24669         flag_prefetch_loop_arrays>0 means prefetching is enabled.
24670         * config/i386/i386.c (override_options): Enable prefetching at -O3
24671         for a set of CPUs that sw prefetching is helpful.
24672         (software_prefetching_beneficial_p): New.  Return TRUE if software
24673         prefetching is beneficial for the given CPU.
24675 2010-06-25  H.J. Lu  <hongjiu.lu@intel.com>
24677         PR rtl-optimization/44326
24678         * implicit-zee.c (find_removable_zero_extends): Replace
24679         INSN_P with NONDEBUG_INSN_P.
24681 2010-06-25  Martin Jambor  <mjambor@suse.cz>
24683         * ipa-prop.h (struct ipa_param_descriptor): Removed the modified flag.
24684         (struct ipa_node_params): Removed the modification_analysis_done flag.
24685         (ipa_is_param_modified): Removed.
24686         (ipa_analyze_node): Declare.
24687         (ipa_compute_jump_functions): Remove declaration.
24688         (ipa_count_arguments): Likewise.
24689         (ipa_detect_param_modifications): Likewise.
24690         (ipa_analyze_params_uses): Likewise.
24691         * ipa-prop.c (struct param_analysis_info): New type.
24692         (visit_store_addr_for_mod_analysis): Removed.
24693         (visit_load_for_mod_analysis): Renamed to visit_ref_for_mod_analysis,
24694         moved down in the file.
24695         (ipa_detect_param_modifications): Merged into ipa_analyze_params_uses.
24696         (ipa_count_arguments): Made static.
24697         (mark_modified): New function.
24698         (is_parm_modified_before_call): New function.
24699         (compute_pass_through_member_ptrs): New parameter parms_info, call
24700         is_parm_modified_before_call instead of ipa_is_param_modified.
24701         (ipa_compute_jump_functions_for_edge): New parameter parms_info, pass
24702         it to compute_pass_through_member_ptrs.
24703         (ipa_compute_jump_functions): New parameter parms_info, pass it to
24704         ipa_compute_jump_functions_for_edge.  Call ipa_initialize_node_params
24705         on the callee if it is analyzed.  Made static.
24706         (ipa_analyze_indirect_call_uses): New parameter parms_info, call
24707         is_parm_modified_before_call instead of ipa_is_param_modified.
24708         (ipa_analyze_call_uses): New parameter parms_info, pass it to
24709         ipa_analyze_indirect_call_uses.
24710         (ipa_analyze_stmt_uses): New parameter parms_info, pass it to
24711         ipa_analyze_call_uses.
24712         (ipa_analyze_params_uses): New parameter parms_info, pass it to
24713         ipa_analyze_stmt_uses.  Also perform the used analysis.  Made static.
24714         (ipa_analyze_node): New function.
24715         (ipa_print_node_params): Do not dump the modified flag.
24716         (ipa_write_node_info): Assert uses_analysis_done rather than streaming
24717         it.  Do not stream the modified parameter flag.
24718         (ipa_read_node_info): Set uses_analysis_done to 1 instead of streaming
24719         it.  Do not stream the modified parameter flag.
24720         * ipa-cp.c (ipcp_analyze_node): Removed.
24721         (ipcp_init_stage): Iterate only once over the nodes, analyze each one
24722         with only a call to ipa_analyze_node.
24723         * ipa-inline.c (inline_indirect_intraprocedural_analysis): Analyze the
24724         node with only a call to ipa_analyze_node.
24726 2010-06-25  Manuel López-Ibáñez  <manu@gcc.gnu.org>
24728         * doc/invoke.texi (-Wsuggest-attribute): Add item for noreturn.
24730 2010-06-25  Jan Hubicka  <jh@suse.cz>
24732         * tree-pass.h (pass_split_functions): Declare.
24733         * opts.c (decode_options): Enable function splitting at -O2
24734         * timevar.def (TV_IPA_FNSPLIT): New macro.
24735         * ipa-split.c: New file.
24736         * common.opt (-fpartial-inlining): New flag.
24737         * Makefile.in (ipa-split.o): New object file.
24738         * passes.c (init_optimization_passes): Add ipa-split.
24739         * params.def (partial-inlining-entry-probability): New parameters.
24740         * doc/invoke.texi (-fpartial-inlining): New.
24742 2010-06-25  Manuel López-Ibáñez  <manu@gcc.gnu.org>
24744         PR 44665
24745         * tree-inline.c (gimple_expand_calls_inline): Fix typo in comment.
24746         * gimplify.c (is_gimple_reg_rhs_or_call): Likewise.
24747         (gimplify_expr): Likewise.
24749 2010-06-25  Martin Jambor  <mjambor@suse.cz>
24751         * ipa-prop.c (determine_cst_member_ptr): Ignore non-clobbering
24752         statements instead of bailing out on them.
24753         (ipa_analyze_indirect_call_uses): Do not require that loads from the
24754         parameter are in the same BB as the condition.  Update comments.
24756 2010-06-25  Jakub Jelinek  <jakub@redhat.com>
24758         PR middle-end/43866
24759         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): If stmt is always
24760         true or always false, return NULL_TREE.
24761         (tree_unswitch_single_loop): Optimize conditions even when reaching
24762         max-unswitch-level parameter.  If num > 0, optimize first all conditions
24763         using entry checks, then do still reachable block discovery and consider
24764         only conditions in still reachable basic blocks in the loop.
24766         PR tree-optimization/44539
24767         * tree-cfgcleanup.c (fixup_noreturn_call): Call update_stmt even when
24768         the call doesn't have LHS, but has VDEF.
24770 2010-06-25  Joseph Myers  <joseph@codesourcery.com>
24772         * config/pa/pa.h (MODIFY_TARGET_NAME): Remove.
24773         * doc/tm.texi (MODIFY_TARGET_NAME): Don't document.
24774         * gcc.c (enum add_del, struct modify_target, modify_target): Remove.
24775         (process_command): Remove code conditional on MODIFY_TARGET_NAME.
24776         * system.h (MODIFY_TARGET_NAME): Poison.
24778 2010-06-25  Alan Modra  <amodra@gmail.com>
24780         * doc/invoke.texi: Delete mcmodel=medium from powerpc options.
24781         * config/rs6000/rs6000.h (enum rs6000_cmodel): Delete CMODEL_MEDIUM.
24782         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24783         CMODEL_LARGE as default.
24784         * config/rs6000/rs6000.c (rs6000_handle_option): Remove mcmodel=medium.
24785         (offsettable_ok_by_alignment): Delete.
24786         (rs6000_emit_move): Remove mcmodel=medium optimization.
24788 2010-06-25  Bernd Schmidt  <bernds@codesourcery.com>
24790         With large parts from Jim Wilson:
24791         PR target/43902
24792         * tree-pretty-print.c (dump_generic_node, op_code_prio): Add
24793         WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR.
24794         * optabs.c (optab_for_tree_code): Likewise.
24795         (expand_widen_pattern_expr): Likewise.
24796         * tree-ssa-math-opts.c (convert_mult_to_widen): New function, broken
24797         out of execute_optimize_widening_mul.
24798         (convert_plusminus_to_widen): New function.
24799         (execute_optimize_widening_mul): Use the two new functions.
24800         * expr.c (expand_expr_real_2): Add support for GIMPLE_TERNARY_RHS.
24801         Remove code to generate widening multiply-accumulate.  Add support
24802         for WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR.
24803         * gimple-pretty-print.c (dump_ternary_rhs): New function.
24804         (dump_gimple_assign): Call it when appropriate.
24805         * tree.def (WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR): New codes.
24806         * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
24807         (expand_gimple_stmt_1): Likewise.
24808         (expand_debug_expr): Support WIDEN_MULT_PLUS_EXPR and
24809         WIDEN_MULT_MINUS_EXPR.
24810         * tree-ssa-operands.c (get_expr_operands): Likewise.
24811         * tree-inline.c (estimate_operator_cost): Likewise.
24812         * gimple.c (extract_ops_from_tree_1): Renamed from
24813         extract_ops_from_tree.  Add new arg for a third operand; fill it.
24814         (gimple_build_assign_stat): Support operations with three operands.
24815         (gimple_build_assign_with_ops_stat): Likewise.
24816         (gimple_assign_set_rhs_from_tree): Likewise.
24817         (gimple_assign_set_rhs_with_ops_1): Renamed from
24818         gimple_assign_set_rhs_with_ops.  Add new arg for a third operand.
24819         (get_gimple_rhs_num_ops): Support GIMPLE_TERNARY_RHS.
24820         (get_gimple_rhs_num_ops): Handle WIDEN_MULT_PLUS_EXPR and
24821         WIDEN_MULT_MINUS_EXPR.
24822         * gimple.h (enum gimple_rhs_class): Add GIMPLE_TERNARY_RHS.
24823         (extract_ops_from_tree_1): Adjust declaration.
24824         (gimple_assign_set_rhs_with_ops_1): Likewise.
24825         (gimple_build_assign_with_ops): Pass NULL for last operand.
24826         (gimple_build_assign_with_ops3): New macro.
24827         (gimple_assign_rhs3, gimple_assign_rhs3_ptr, gimple_assign_set_rhs3,
24828         gimple_assign_set_rhs_with_ops, extract_ops_from_tree): New inline
24829         functions.
24830         * tree-cfg.c (verify_gimple_assign_ternary): New static function.
24831         (verify_gimple_assign): Call it.
24832         * doc/gimple.texi (Manipulating operands): Document GIMPLE_TERNARY_RHS.
24833         (Tuple specific accessors, subsection GIMPLE_ASSIGN): Document new
24834         functions for dealing with three-operand statements.
24835         * tree.c (commutative_ternary_tree_code): New function.
24836         * tree.h (commutative_ternary_tree_code): Declare it.
24837         * tree-vrp.c (gimple_assign_nonnegative_warnv_p): Return false for
24838         ternary statements.
24839         (gimple_assign_nonzero_warnv_p): Likewise.
24840         * tree-ssa-sccvn.c (stmt_has_constants): Handle GIMPLE_TERNARY_RHS.
24841         * tree-ssa-ccp.c (get_rhs_assign_op_for_ccp): New static function.
24842         (ccp_fold): Use it.  Handle GIMPLE_TERNARY_RHS.
24843         * tree-ssa-dom.c (enum expr_kind): Add EXPR_TERNARY.
24844         (struct hashtable_expr): New member ternary in the union.
24845         (initialize_hash_element): Handle GIMPLE_TERNARY_RHS.
24846         (hashable_expr_equal_p): Fix indentation.  Handle EXPR_TERNARY.
24847         (iterative_hash_hashable_expr): Likewise.
24848         (print_expr_hash_elt): Handle EXPR_TERNARY.
24849         * gimple-fold.c (fold_gimple_assign): Handle GIMPLE_TERNARY_RHS.
24850         * tree-ssa-threadedge.c (fold_assignment_stmt): Remove useless break
24851         statements.  Handle GIMPLE_TERNARY_RHS.
24853 2010-06-25  Jan Hubicka  <jh@suse.cz>
24855         * doc/invoke.texi (-Wsuggest-attribute): Add noreturn.
24857 2010-06-25  Shujing Zhao  <pearly.zhao@oracle.com>
24859         PR c/44517
24860         * c-parser.c (c_parser_parms_list_declarator): Return NULL if one of
24861         parameters are not good.
24862         (c_parser_parameter_declaration): Error unknown type name if the type
24863         name can't start declaration specifiers.
24865 2010-06-25  Joseph Myers  <joseph@codesourcery.com>
24867         * gcc.c (translate_options): Don't mention +e in comment.
24868         (process_command): Don't handle +e specially.
24870 2010-06-25  Bernd Schmidt  <bernds@codesourcery.com>
24872         * ira.c (allocno_pool, copy_pool, allocno_live_range_pool): Delete.
24874         * ira-build.c (merge_hard_reg_conflicts): New function.
24875         (create_cap_allocno, copy_info_to_removed_store_destinations,
24876         propagate_some_info_from_allocno, propagate_allocno_info): Use it.
24877         (move_allocno_live_ranges, copy_allocno_live_ranges): New functions.
24878         (remove_unnecessary_allocnos, remove_low_level_allocnos)
24879         copy_nifo_to_removed_store_destination): Use them.
24880         * ira-lives.c (make_hard_regno_born): New function, split out of
24881         make_regno_born.
24882         (make_allocno_born): Likewise.
24883         (make_hard_regno_dead): New function, split out of make_regno_dead.
24884         (make_allocno_dead): Likewise.
24885         (inc_register_pressure): New function, split out of set_allocno_live.
24886         (dec_register_pressure): New function, split out of clear_allocno_live.
24887         (mark_pseudo_regno_live): New function, split out of mark_reg_live.
24888         (mark_hard_reg_live): Likewise.  Use inc_register_pressure.
24889         (mark_pseudo_regno_dead): New function, split out of mark_reg_dead.
24890         (mark_hard_reg_dead): Likewise.  Use dec_register_pressure.
24891         (make_pseudo_conflict): Use mark_pseudo_regno_dead and
24892         mark_pseudo_regno_live.
24893         (process_bb_node_lives): Use mark_pseudo_regno_live,
24894         make_hard_regno_born and make_allocno_dead.
24895         (make_regno_born, make_regno_dead, mark_reg_live, mark_reg_dead,
24896         set_allocno_live, clear_allocno_live): Delete functions.
24898         * ira-int.h (ira_parent_allocno, ira_parent_or_cap_allocno): Declare.
24899         * ira-build.c (ira_parent_allocno, ira_parent_or_cap_allocno): New
24900         functions.
24901         (ira_flattening): Use ira_parent_allocno.
24902         * ira-conflicts.c (process_regs_for_copy, propagate_copies)
24903         build_allocno_conflicts): Use ira_parent_or_cap_allocno.
24905         * ira-color.c (assign_hard_reg): Improve formatting of multi-line for
24906         statement.
24908         * ira-int.h (SET_MINMAX_SET_BIT, CLEAR_MINMAX_SET_BIT,
24909         TEST_MINMAX_SET_BIT, minmax_set_iterator, minmax_set_iter_init,
24910         minmax_set_iter_cond, minmax_set_iter_next,
24911         FOR_EACH_BIT_IN_MINMAX_SET): Renamed from SET_ALLOCNO_SET_BIT,
24912         CLEAR_ALLOCNO_SET_BIT, TEST_ALLOCNO_SET_BIT, ira_allocno_set_iterator,
24913         ira_allocno_set_iter_init, ira_allocno_set_iter_cond,
24914         ira_allocno_set_iter_Next and FOR_EACH_ALLOCNO_IN_ALLOCNO_SET.  All
24915         uses changed.
24917         * ira-int.h (struct live_range, live_range_t): Renamed from struct
24918         ira_allocno_live_range and allocno_live_range_t; all uses changed.
24919         * ira-build.c (live_range_pool): Renamed from allocno_live_range_pool.
24920         All uses changed.
24922 2010-06-24  Richard Earnshaw  <rearnsha@arm.com>
24924         * thumb2.md (thumb2_tlobits_cbranch): Delete.
24925         (peephole2 to convert zero_extract/compare of single bit to
24926          lshift/compare): New.
24928 2010-06-24  Anatoly Sokolov  <aesok@post.ru>
24930         * fold-const.c (const_binop): Remove 'notrunc' argement. Adjust
24931         recursive call and call to 'int_const_binop'.
24932         (build_range_check, fold_cond_expr_with_comparison, unextend,
24933         fold_truthop, extract_muldiv_1, fold_comparison, fold_binary_loc,
24934         multiple_of_p): Adjust call to const_binop.
24936 2010-06-24  Uros Bizjak  <ubizjak@gmail.com>
24938         * config/i386/i386.md (XFmode push splitter): Use GET_MODE_SIZE to
24939         determine size of XFmode operand.
24940         (XFmode extended DFmode push splitter): Ditto.
24941         (XFmode extended SFmode push splitter): Ditto.
24943 2010-06-24  H.J. Lu  <hongjiu.lu@intel.com>
24945         PR target/44588
24946         * config/i386/i386.md (extract_code): New.
24947         (<u>divmodqi4): Likewise.
24948         (divmodhiqi3): Likewise.
24949         (udivmodhiqi3): Likewise.
24950         (<u>divqi3): Remvoved.
24952 2010-06-24  Jakub Jelinek  <jakub@redhat.com>
24954         PR middle-end/44492
24955         * recog.h (struct recog_data): Add is_asm field.
24956         * recog.c (asm_operand_ok, constrain_operands): If neither < nor > is
24957         present in constraints of inline-asm operand and memory operand
24958         contains {PRE,POST}_{INC,DEC,MODIFY}, return 0.
24959         (extract_insn): Initialize recog_data.is_asm.
24960         * doc/md.texi (Constraints): Document operand side-effect rules.
24962 2010-06-24  Andi Kleen  <ak@linux.intel.com>
24964         * c-parser.c (c_parser_conditional_expression): Call
24965         warn_for_omitted_condop.
24966         * doc/invoke.texi: Document omitted condop warning.
24968 2010-06-24  Nick Clifton<nickc@redhat.com>
24970         * loop-unswitch.c (compare_and_jump_seq): Assert that the last
24971         insn in the sequence is a jump insn before setting its label.
24973 2010-06-24  Alan Modra  <amodra@gmail.com>
24975         * collect2.c (main): Match exactly --version and --help.
24977 2010-06-24  DJ Delorie  <dj@redhat.com>
24979         * config/m32c/m32c-pragma.c: Don't include rtl.h.
24981 2010-06-23  Uros Bizjak  <ubizjak@gmail.com>
24983         * config/i386/i386.md (mov<mode>): Macroize expander from mov{sf,df,xf}
24984         using X87MODEF mode iterator.
24985         (pushsf splitter): Macroize splitter using P mode iterator.
24986         (*swap<mode>): Macroize insn from *swap{sf,df} using MODEF
24987         mode iterator.
24989         (*movxf_internal): Rename from *movxf_integer.
24990         (*movxf_internal_nointeger): Rename from *movxf_nointeger.
24991         (*movdf_internal_rex64): Rename from *movdf_integer_rex64.
24992         (*movdf_internal): Rename from *movdf_integer.
24993         (*movdf_internal_nointeger): Rename from *movdf_nointeger.
24994         (*movsf_internal): Rename from *movdf_1.
24996 2010-06-23  Basile Starynkevitch  <basile@starynkevitch.net>
24998         * coretypes.h (gimple_seq_node_d, gimple_seq_node)
24999         (const_gimple_seq_node): Removed typedefs.
25001         * gimple.h (gimple_seq_node_d, gimple_seq_node)
25002         (const_gimple_seq_node): Added typedefs moved from coretypes.h.
25004 2010-06-23  H.J. Lu  <hongjiu.lu@intel.com>
25006         * config/i386/i386.c (bdesc_args): Replace CODE_FOR_avx_si_si256,
25007         CODE_FOR_avx_ps_ps256 and CODE_FOR_avx_pd_pd256 with
25008         CODE_FOR_vec_extract_lo_v8si, CODE_FOR_vec_extract_lo_v8sf
25009         and CODE_FOR_vec_extract_lo_v4df.
25011         * config/i386/sse.md (vec_extract_lo_<AVX256MODE4P:mode>):
25012         Changed to define_insn_and_split.
25013         (vec_extract_lo_<AVX256MODE8P:mode>): Likewise.
25014         (vec_extract_lo_v16hi): Likewise.
25015         (vec_extract_lo_v32qi): Likewise.
25016         (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
25017         (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Removed.
25019 2010-06-23  Joern Rennecke  <joern.rennecke@embecosm.com>
25021         PR target/44640
25022         * config/spu/spu-protos.h (spu_expand_epilogue) Use bool.
25023         * config/spu/spu.c (spu_scalar_mode_supported_p): Declare with bool.
25024         (spu_vector_mode_supported_p, spu_handle_fndecl_attribute): Likewise.
25025         (spu_handle_vector_attribute, spu_pass_by_reference): Likewise.
25026         (spu_rtx_costs, spu_function_ok_for_sibcall): Likewise.
25028         PR target/44640
25029         * config/spu/spu.c (ea_load_store_inline): Use add_reg_note.
25031         PR other/44644
25032         * df-core.c (struct df): Rename to df_d.
25033         * df.h (struct df): Likewise.
25034         * dse.h (struct df): Remove forward declaration.
25035         * recog.h (struct insn_data): Rename to:
25036         (struct_insn_data_d).  Adjusted all users.
25038 2010-06-23  Arnaud Charlet  <charlet@adacore.com
25040         PR ada/22220
25041         * doc/install.texi: Update requirements to build GNAT.
25043 2010-06-22  Andreas Schwab  <schwab@linux-m68k.org>
25045         * config/m68k/m68k.c (m68k_output_addr_const_extra): Add cast to
25046         enum type.
25047         (m68k_sched_attr_opx_type): Remove unreachable return.
25048         (m68k_sched_attr_opy_type): Likewise.
25049         (m68k_sched_attr_size): Likewise.
25050         (sched_get_opxy_mem_type): Likewise.
25051         (m68k_sched_attr_op_mem): Likewise.
25053 2010-06-22  Eric Botcazou  <ebotcazou@adacore.com>
25055         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Chain the
25056         new statement and adjust VDEF only if necessary.  Remove superfluous
25057         call to maybe_clean_or_replace_eh_stmt.
25058         * gimple.c (gimple_call_copy_skip_args): Use gimple_call_copy_flags to
25059         copy the flags.
25060         * gimple-iterator.c (gsi_replace): Clear BB of old statement here...
25061         * tree-inline.c (copy_bb): ...and not there.
25063 2010-06-22  Cary Coutant  <ccoutant@google.com>
25065         * dwarf2out.c (is_nested_in_subprogram): New function.
25066         (should_move_die_to_comdat): Use it.
25067         (copy_ancestor_tree): Don't mark DIEs here.
25068         (copy_decls_walk): Start walk from root of newly-added tree;
25069         mark DIEs here instead.
25071 2010-06-22  H.J. Lu  <hongjiu.lu@intel.com>
25073         * config/i386/i386.md (unit): Also check sseishft1.
25075 2010-06-22  Jan Hubicka  <jh@suse.cz>
25077         * gimple.h (gimple_expr_code): Do checking on when gimple checking is
25078         enabled.
25080 2010-06-22  Jan Hubicka  <jh@suse.cz>
25082         * df-problems.c (df_rd_confluence_n, df_lr_confluence_n,
25083         df_live_confluence_n, df_byte_lr_confluence_n, df_md_confluence_n):
25084         Return true if something changed.
25085         * df.h (df_confluence_function_n): Return bool.
25086         * df-core.c (df_worklist_propagate_forward,
25087         df_worklist_propagate_backward): Track changes and ages.
25088         (df_worklist_dataflow_doublequeue): Use bitmap iterator for main walk;
25089         track ages.
25090         * dse.c (dse_confluence_n): Return always true.
25092 2010-06-22  Jan Hubicka  <jh@suse.cz>
25094         * bitmap.c (bitmap_clear_bit): Micro optimize.
25096 2010-06-22  Uros Bizjak  <ubizjak@gmail.com>
25098         * config/i386/i386.md (SWI1248x): New mode iterator.
25099         (SWI48x): Ditto.
25100         (SWI12): Ditto.
25101         (SWI24): Ditto.
25103         (mov<mode>): Macroize expander from mov{qi,hi,si,di} using
25104         SWI1248x mode iterator.
25105         (*push<mode>2_rex64): Macroize insn from *push{qi,hi,si}_rex64
25106         using SWI124 mode iterator.
25107         (*push<mode>2): Macroize insn from *push{qi,hi} using SWI12
25108         mode iterator.
25109         (*push<mode>2_prologue): Macroize insn from  *pushsi2_prologue and
25110         *pushdi2_prologue_rex64 using P mode iterator.
25111         (*mov<mode>_xor): Macroize insn from *movsi_xor and *movdi_xor_rex64
25112         using SWI48 mode iterator.
25113         (*mov<mode>_or): Ditto from *movsi_or and *movdi_or_rex64.
25114         (*movabs<mode>_1): Macroize insn from *movabs{qi,hi,si,di}_1_rex64
25115         using SWI1248x mode iterator.
25116         (*movabs<mode>_2): Ditto from *movabs{qi,hi,si,di}_1_rex64.
25117         (*swap<mode>): Macroize insn from *swapsi and *swapdi_rex64 using
25118         SWI48 mode iterator.
25119         (*swap<mode>_1): Macroize insn from *swap{qi,hi}_1 using SWI12 mode
25120         iterator.
25121         (*swap<mode>_2): Ditto from *swap{qi,hi}_2.
25122         (movstrict<mode>): Macroize expander from movstrict{qi,hi} using
25123         SWI12 mode iterator.
25124         (*movstrict<mode>_1): Macroize insn from *movstrict{qi,hi}_1 using
25125         SWI12 mode iterator.
25126         (*movstrict<mode>_xor): Ditto from *movstrict{qi,hi}_xor.
25127         (*mov<mode>_extv_1): Macroize insn from *mov{hi,si}_extv_1 using
25128         SWI24 mode iterator.
25129         (*mov<mode>_extzv_1): Macroize insn from *mov{si,di}_extzv_1 using
25130         SWI48 mode iterator.
25131         (mov<mode>_insn_1): New expander.
25132         (*mov<mode>_insv_1_rex64): Macroize insn from *mov{si,di}_insv_1_rex64
25133         using SWI48x mode iterator.
25135         (*movoi_internal_avx): Rename from *movoi_internal.
25136         (*movti_internal_rex64): Rename from *movti_rex64.
25137         (*movti_internal_sse): Rename from *movti_sse.
25138         (*movdi_internal_rex64): Rename from *movdi_1_rex64.
25139         (*movdi_internal): Rename from *movdi_2.
25140         (*movsi_internal): Rename from *movsi_1.
25141         (*movhi_internal): Rename from *movhi_1.
25142         (*movqi_internal): Rename from *movqi_1.
25144         (insv): Update the call to gen_movsi_insv_1 for rename.
25145         * config/i386/i386.c (promote_duplicated_reg): Ditto.
25147 2010-06-22  Jan Hubicka  <jh@suse.cz>
25149         * passes.c (execute_function_todo): Move call of statistics_fini_pass
25150         to ...
25151         (execute_todo) ... this one.
25153 2010-06-22  Alan Modra  <amodra@gmail.com>
25155         PR target/44364
25156         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
25157         * caller-save.c (insert_restore, insert_save): Use non-validate
25158         form of adjust_address.
25160 2010-06-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25162         PR target/39690
25163         * config/pa/pa.c (override_options): Disable
25164         -freorder-blocks-and-partition.
25166 2010-06-21  H.J. Lu  <hongjiu.lu@intel.com>
25168         PR target/44615
25169         * config/i386/atom.md (atom_sseishft_2): Also check sseishft1.
25171         * config/i386/i386.md (type): Add sseishft1
25173         * config/i386/ppro_insn (ppro_insn): Also check sseishft1.
25174         (ppro_insn_load): Likewise.
25175         (ppro_insn_store): Likewise.
25176         (ppro_insn_both): Likewise.
25178         * config/i386/sse.md (sse2_lshrv1ti3): Add atom_unit.
25179         (*vec_extractv2di_1_rex64_avx): Replace sseishft with sseishft1
25180         for type.
25181         (*vec_extractv2di_1_avx): Likewise.
25182         (*vec_extractv2di_1_rex64): Replace sseishft with sseishft1 for
25183         type.  Remove atom_unit.
25184         (*vec_extractv2di_1_sse2): Likewise.
25186 2010-06-21  DJ Delorie  <dj@redhat.com>
25188         * diagnostic.h (diagnostic_classification_change_t): New.
25189         (diagnostic_context): Add history and push/pop list.
25190         (diagnostic_push_diagnostics): Declare.
25191         (diagnostic_pop_diagnostics): Declare.
25192         * diagnostic.c (diagnostic_classify_diagnostic): Store changes
25193         from pragmas in a history chain instead of the global table.
25194         (diagnostic_push_diagnostics): New.
25195         (diagnostic_pop_diagnostics): New.
25196         (diagnostic_report_diagnostic): Scan history chain to find state
25197         of diagnostics as of the diagnostic location.
25198         * opts.c (set_option): Pass UNKNOWN_LOCATION to
25199         diagnostic_classify_diagnostic.
25200         (enable_warning_as_error): Likewise.
25201         * diagnostic-core.h (DK_POP): Add after "real" diagnostics, for
25202         use in the history chain.
25203         * doc/extend.texi: Document pragma GCC diagnostic changes.
25205 2010-06-21  Jakub Jelinek  <jakub@redhat.com>
25207         * dwarf2out.c (add_linkage_name): New function.  Don't add
25208         anything to DW_TAG_member DIEs.
25209         (add_name_and_src_coords_attributes): Use it.
25210         (gen_variable_die): Call it for C++ static data members if
25211         specification is DW_TAG_member.
25213         * dwarf2out.c (base_type_die): Use DW_ATE_UTF for
25214         C++ char16_t and char32_t.
25216         * Makefile.in (build/genattrtab.o): Depend on vecprim.h.
25217         * genattrtab.c: Include vecprim.h.
25218         (cached_attrs, cached_attr_count, attrs_seen_once,
25219         attrs_seen_more_than_once, attrs_to_cache, attrs_cached_inside,
25220         attrs_cached_after): New variables.
25221         (find_attrs_to_cache): New function.
25222         (FLG_BITWISE, FLG_AFTER, FLG_INSIDE, FLG_OUTSIDE_AND): Define.
25223         (write_test_expr): Add attrs_cached argument, return it too,
25224         attempt to cache non-const attributes used more than once in
25225         a single case handling.
25226         (write_attr_get): Use find_attrs_to_cache, for caching candidates
25227         emit cached_* variables.  Adjust write_attr_set callers.
25228         (write_attr_set): Add attrs_cached attribute, use find_attrs_to_cache
25229         to find attributes that should be cached in this block.  Adjust
25230         write_test_expr callers.
25231         (write_attr_case): Clear attrs_to_cache.  Adjust write_attr_set
25232         callers.
25233         (make_automaton_attrs): Adjust write_test_expr caller.
25235         * Makefile.in (cfgexpand.o): Depend on $(INSN_ATTR_H).
25236         * genattrtab.c (check_tune_attr, find_tune_attr): New functions.
25237         (make_automaton_attrs): If find_tune_attr returns non-NULL,
25238         write separate internal_dfa_insn_code_* and insn_default_latency_*
25239         functions for each attribute's value and emit init_sched_attrs
25240         function and function pointers.
25241         * genattr.c (const_attrs, reservations): New variables.
25242         (gen_attr): Add const attributes to const_attrs vector.
25243         (check_tune_attr, find_tune_attr): New functions.
25244         (main): Add reservations to reservations vector.  If find_tune_attr
25245         returns true, add prototype for init_sched_attrs and make
25246         internal_dfa_insn_code and insn_default_latency function pointers,
25247         otherwise define init_sched_attrs as dummy macro.
25248         * cfgexpand.c: Include insn-attr.h.
25249         (gimple_expand_cfg): Call init_sched_attrs.
25251         * stmt.c (resolve_asm_operand_names): Fix handling of %%.
25253         PR target/44575
25254         * config/i386/i386.c (ix86_gimplify_va_arg): When copying
25255         va_arg from a set of register save slots into a temporary,
25256         if the container is bigger than type size, do the copying
25257         using smaller mode or using memcpy.
25259         PR bootstrap/44426
25260         * sel-sched-dump.h (sel_prepare_string_for_dot_label): Remove
25261         prototype.
25262         (sel_print_to_dot): Remove macro.
25263         (sel_print): Likewise.  New prototype.
25264         * sel-sched-dump.c (sel_prepare_string_for_dot_label): Make static.
25265         (sel_print): New function.
25267 2010-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25269         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define
25270         __STDC_VERSION__=199901L, _XOPEN_SOURCE=600 for C++.
25272 2010-06-21  Nick Clifton  <nickc@redhat.com>
25274         * config/rx/rx.h (PTRDIFF_TYPE): Define.
25275         (SMALL_REGISTER_CLASS): Define (to zero).
25276         (PRINT_OPERAND): Delete.
25277         (PRINT_OPERAND_ADDRESS): Delete.
25278         * config/rx/rx-protos.h (rx_print_operand): Delete prototype.
25279         (rx_print_operand_address): Delete prototype.
25280         * config/rx/rx.c (rx_print_operand): Make static.
25281         Allow %H and %L to handle CONST_DOUBLEs.
25282         (rx_print_operand_address): Make static.
25283         (rx_gen_move_template): Rename local variable 'template' to
25284         out_template.
25285         (rx_function_arg): Do not pass unknown sized objects in registers.
25286         (TARGET_PRINT_OPERAND): Define.
25287         (TARGET_PRINT_OPERAND_ADDRESS): Define.
25289 2010-06-21  Jan Kratochvil  <jan.kratochvil@redhat.com>
25291         * Makefile.in (POD2MAN): Provide --date from $(DATESTAMP).
25293 2010-06-21  Kai Tietz  <kai.tietz@onevision.com>
25295         * config/i386/i386.c (ix86_compute_frame_layout): Avoid
25296         stack-alignment for simple leaf-functions.
25298 2010-06-20  Alexandre Oliva  <aoliva@redhat.com>
25300         * doc/install.texi: Document bootstrap-lto.
25302 2010-06-20  Alexandre Oliva  <aoliva@redhat.com>
25304         PR debug/44248
25305         * lto-streamer-in.c (input_bb): Leave debug stmts alone.
25306         (input_function): Drop them here, if VTA is disabled.
25308 2010-06-20  Uros Bizjak  <ubizjak@gmail.com>
25310         PR target/44546
25311         * config/i386/predicates.md (ix86_swapped_fp_comparsion_operator):
25312         New predicate.
25313         * config/i386/i386.md (*fp_jcc_8<mode>_387 and splitters): Use
25314         ix86_swapped_fp_comparsion_operator instead of
25315         ix86_fp_comparison_operator.
25317         (*fp_jcc_1_387): Rename from *fp_jcc_3_387.
25318         (*fp_jcc_1r_387): Rename from *fp_jcc_4_387.
25319         (*fp_jcc_2_387): Rename from *fp_jcc_5_387.
25320         (*fp_jcc_2r_387): Rename from *fp_jcc_6_387.
25321         (*fp_jcc_3_387): Rename from *fp_jcc_7_387.
25322         (*fp_jcc_4_<mode>_387): Rename from *fp_jcc_8<mode>_387.
25324 2010-06-20  Joseph Myers  <joseph@codesourcery.com>
25326         PR other/32998
25327         * opth-gen.awk: Generate definitions of OPT_SPECIAL_unknown,
25328         OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
25329         * opts-common.c (find_opt): Return OPT_SPECIAL_unknown on failure.
25330         (decode_cmdline_option): Update for this return value.  Set
25331         orig_option_with_args_text field.  Set arg field for unknown
25332         options.  Make static.
25333         (decode_cmdline_options_to_array): New.
25334         (prune_options): Update handling of find_opt return value.
25335         * opts.c (read_cmdline_option): Take decoded option.  Return void.
25336         (read_cmdline_options): Take decoded options.
25337         (decode_options): Add parameters for decoded options.  Use
25338         decode_cmdline_options_to_array.  Use decoded options for -O
25339         scan.  Use integral_argument for -O parameters.  Update call to
25340         read_cmdline_options.
25341         (enable_warning_as_error): Update handling of find_opt return value.
25342         * opts.h: Update comment on unknown options.
25343         (struct cl_decoded_option): Update comments on opt_index and arg.
25344         Add orig_option_with_args_text.
25345         (decode_cmdline_option): Remove.
25346         (decode_cmdline_options_to_array): Declare.
25347         (decode_options): Update prototype.
25348         * toplev.c (save_argv): Remove.
25349         (save_decoded_options, save_decoded_options_count): New.
25350         (read_integral_parameter): Remove.
25351         (print_switch_values): Use decoded options.
25352         (toplev_main): Don't set save_argv.  Update call to decode_options.
25353         * toplev.h (read_integral_parameter): Remove.
25354         * varasm.c (elf_record_gcc_switches): Don't handle holding back names.
25356 2010-06-19  Richard Earnshaw  <rearnsha@arm.com>
25358         PR target/44072
25359         * arm.md (cmpsi2_addneg): Prefer emitting adds to subs with a negative
25360         immediate.
25361         * constraints.md (Pw, Px): New constraints.
25362         * thumb2.md (cmpsi2_addneg peephole2): New peepholes.
25364 2010-06-19  H.J. Lu  <hongjiu.lu@intel.com>
25366         * config/i386/sse.md (fma4modesuffixf4): Removed.
25367         (ssemodesuffixf2s): Likewise.
25368         (ssemodesuffixf4): Likewise.
25369         (ssemodesuffixf2c): Likewise.
25370         (ssescalarmodesuffix2s): Likewise.
25371         (avxmodesuffixf2c): Likewise.
25372         (ssemodesuffix): New.
25373         (ssescalarmodesuffix): Likewise.
25374         Update patterns with ssemodesuffix and ssescalarmodesuffix.
25376 2010-06-19  Philip Herron  <herron.philip@googlemail.com>
25378         * c-decl.c (c_write_global_declarations): Don't check flag_syntax_only.
25380 2010-06-18  H.J. Lu  <hongjiu.lu@intel.com>
25382         * stor-layout.c (debug_rli): Remove unused local variables.
25384 2010-06-18  Eric Botcazou  <ebotcazou@adacore.com>
25386         PR rtl-optimization/40900
25387         * expr.c (expand_expr_real_1) <SSA_NAME>: Fix long line.  Save the
25388         original expression for later reuse.
25389         <expand_decl_rtl>: Use promote_function_mode to compute the signedness
25390         of the promoted RTL for a SSA_NAME on the LHS of a call statement.
25392 2010-06-18  Anatoly Sokolov  <aesok@post.ru>
25394         * double-int.h (double_int_to_shwi, double_int_to_uhwi,
25395         double_int_fits_in_uhwi_p): Implement as static inline.
25396         (double_int_xor): New inline function.
25397         (double_int_lrotate, double_int_rrotate, double_int_max,
25398         double_int_umax, double_int_smax, double_int_min, double_int_umin,
25399         double_int_smin): Declare.
25400         (lrotate_double, rrotate_double): Remove declaration.
25401         * double-int.c (double_int_fits_in_uhwi_p, double_int_to_shwi,
25402         double_int_to_uhwi, lrotate_double, rrotate_double): Remove function.
25403         (double_int_lrotate, double_int_rrotate, double_int_max,
25404         double_int_umax, double_int_smax, double_int_min, double_int_umin,
25405         double_int_smin): New function.
25406         * fold-const.c (int_const_binop): Clean up, use double_int_*
25407         functions.
25408         * simplify-rtx.c (simplify_const_binary_operation): Clean up, use
25409         double_int_* and immed_double_int_const functions.
25411 2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>
25413         * function.h (types_used_by_cur_var_decl): Change type to a VEC.
25414         * function.c (types_used_by_cur_var_decl): Likewise.
25415         (used_types_insert): Adjust for new type of types_used_by_cur_var_decl.
25417 2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>
25419         * tree.h (record_layout_info): Change type of pending_statics field
25420         to a VEC.
25421         * stor-layout.c (start_record_layout): Store NULL into
25422         pending_statics.
25423         (debug_rli): Call debug_vec_tree instead of debug_tree.
25424         (place_field): Likewise.
25425         (finish_record_layout): Likewise.
25427 2010-06-18  Alan Modra  <amodra@gmail.com>
25429         * config/rs6000/linux64.h (SET_CMODEL): Don't expand to empty.
25431 2010-06-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
25433         PR target/43740
25434         * config/pa/pa.c (emit_move_sequence): Don't infer REG_POINTER flag
25435         for SET source operand from SET destination operand.
25437 2010-06-17  Bernd Schmidt  <bernds@codesourcery.com>
25439         PR rtl-optimization/39871
25440         * reload1.c (init_eliminable_invariants): For flag_pic, disable
25441         equivalences only for constants that aren't LEGITIMATE_PIC_OPERAND_P.
25442         (function_invariant_p): Rule out a plus of frame or arg pointer with
25443         a SYMBOL_REF.
25444         * ira.c (find_reg_equiv_invariant_const): Likewise.
25446 2010-06-17  Gunther Nikl  <gnikl@users.sourceforge.net>
25448         * config/rs6000/rs6000.c (print_operand) <'K'>: Also use
25449         print_operand_address and puts to output the operand for CONST.
25451 2010-06-17  Jakub Jelinek  <jakub@redhat.com>
25453         PR debug/44572
25454         * dwarf2out.c (dwarf2out_debug_hooks): Add entry for begin_epilogue
25455         hook.
25457 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
25459         * v850-protos.h (print_operand): Delete.
25460         (print_operand_address): Delete.
25461         * v850.h (PRINT_OPERAND): Delete.
25462         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
25463         (PRINT_OPERAND_ADDRESS): Delete.
25464         * v850.c (print_operand_address): Rename to...
25465         (v850_print_operand_address): ...this.  Make static. Call
25466         v850_print_operand.
25467         (print_operand): Rename to...
25468         (v850_print_operand): ...this.  Make static.  Call
25469         v850_print_operand_address.
25470         (v850_print_operand_punct_valid_p): New function.
25471         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
25472         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
25474 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
25476         * config/sh/sh-protos.h (print_operand): Delete.
25477         (print_operand_address): Delete.
25478         * config/sh/sh.h (PRINT_OPERAND): Delete.
25479         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
25480         (PRINT_OPERAND_ADDRESS): Delete.
25481         * config/sh/sh.c (sh_print_operand_address): Make static.
25482         (sh_print_operand): Make static.  Call sh_print_operand_address
25483         and sh_print_operand.
25484         (sh_print_operand_punct_valid_p): New function.
25485         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
25486         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
25488 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
25490         * config/mcore/mcore-protos.h (mcore_print_operand): Delete.
25491         (mcore_print_operand_address): Delete.
25492         * config/mcore/mcore.h (PRINT_OPERAND): Delete.
25493         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
25494         (PRINT_OPERAND_ADDRESS): Delete.
25495         * config/mcore/mcore.c (mcore_print_operand_address): Make static.
25496         (mcore_print_operand): Make static.
25497         (mcore_print_operand_punct_valid_p): New function.
25498         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define
25499         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
25501 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
25503         * config/m68hc11/m68hc11-protos.h (print_operand): Delete.
25504         (print_operand_address): Delete.
25505         * config/m68hc11/m68hc11.h (PRINT_OPERAND): Delete.
25506         (PRINT_OPERAND_ADDRESS): Delete.
25507         * config/m68hc11/m68hc11.c (m68hc11_print_operand_address): Make
25508         static.
25509         (m68hc11_print_operand): Make static.
25510         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
25512 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
25514         * config/m32r/m32r-protos.h (m32r_print_operand): Delete.
25515         (m32r_print_operand_address): Delete.
25516         * config/m32r/m32r.h (m32r_punct_chars): Delete.
25517         (PRINT_OPERAND): Delete.
25518         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
25519         (PRINT_OPERAND_ADDRESS): Delete.
25520         * config/m32r/m32r.c (m32r_punct_chars): Make static.
25521         (m32r_print_operand_address): Make static.
25522         (m32r_print_operand): Make static.
25523         (m32r_print_operand_punct_valid_p): New function.
25524         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
25525         (TARGET_PRINT_OPERAND_ADDRESS): Define.
25527 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
25529         * config/iq2000/iq2000-protos.h (print_operand): Delete.
25530         (print_operand_address): Delete.
25531         * config/iq2000/iq2000.h (PRINT_OPERAND): Delete.
25532         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
25533         (PRINT_OPERAND_ADDRESS): Delete.
25534         (iq2000_print_operand_punct): Delete.
25535         * config/iq2000/iq2000.c (iq2000_print_operand_punct): Make static.
25536         (iq2000_print_operand_address): Make static.
25537         (iq2000_print_operand): Make static.
25538         (iq2000_print_operand_punct_valid_p): New function.
25539         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
25540         (TARGET_PRINT_OPERAND_ADDRESS): Define.
25542 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
25544         * config/frv/frv-protos.h (frv_print_operand): Delete.
25545         (frv_print_operand_address): Delete.
25546         * config/frv/frv.h (PRINT_OPERAND): Delete.
25547         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
25548         (PRINT_OPERAND_ADDRESS): Delete.
25549         * config/frv/frv.c (frv_print_operand_address): Make static.
25550         (frv_print_operand): Make static.
25551         (frv_print_operand_punct_valid_p): New function.
25552         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
25553         (TARGET_PRINT_OPERAND_ADDRESS): Define.
25555 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
25557         * tree.h (vec_member): Declare.
25558         * tree.c (vec_member): Define.
25560 2010-06-17  Richard Guenther  <rguenther@suse.de>
25562         * tree-flow-inline.h (array_ref_contains_indirect_ref): Remove.
25563         * tree-flow.h (array_ref_contains_indirect_ref): Likewise.
25565 2010-06-17  Richard Guenther  <rguenther@suse.de>
25567         * tree-inline.c (declare_return_variable): Remove bogus code.
25569 2010-06-17  Richard Guenther  <rguenther@suse.de>
25571         * gimplify.c (gimplify_bind_expr): Always promote complex
25572         and vector variables to registers if possible.
25574 2010-06-17  Richard Guenther  <rguenther@suse.de>
25576         * expr.c (get_inner_reference): Use double_int for bit_offset
25577         calculation.
25579 2010-06-16  DJ Delorie  <dj@redhat.com>
25581         * common.opt (-fstrict-volatile-bitfields): new.
25582         * doc/invoke.texi: Document it.
25583         * fold-const.c (optimize_bit_field_compare): For volatile
25584         bitfields, use the field's type to determine the mode, not the
25585         field's size.
25586         * expr.c (expand_assignment): Likewise.
25587         (get_inner_reference): Likewise.
25588         (expand_expr_real_1): Likewise.
25589         * expmed.c (store_fixed_bit_field): Likewise.
25590         (extract_bit_field_1): Likewise.
25591         (extract_fixed_bit_field): Likewise.
25593 2010-06-16  Richard Guenther  <rguenther@suse.de>
25595         * tree-inline.c (remap_gimple_op_r): Recurse using remap_gimple_op_r.
25597 2010-06-16  Douglas B Rupp  <rupp@gnat.com>
25599         * config/ia64/vms.h (ASM_OUTPUT_DWARF_DELTA_UNITS): Remove.
25600         (ASM_OUTPUT_DWARF_VMS_DELTA: Define new macro.
25601         * dbxout.c (gcc_debug_hooks): New entry begin_epilogue.
25602         * debug.c: Likewise.
25603         * sdbout.c: Likewise.
25604         * vmsdbgout.c: Likewise.
25605         * debug.h: Likewise. (dwarf2out_vms_{begin,end}_prologue): Declare.
25606         * doc/tm.texi (ASM_OUTPUT_DWARF_VMS_DELTA): Document.
25607         * dwarf2asm.c (dw2_asm_output_vms_delta): New function.
25608         (ASM_OUTPUT_DWARF_VMS_DELTA): Call it.
25609         * dwarf2asm.h (dw2_asm_output_vms_delta): Declare.
25610         * dwarf2out.c (dw_fde_struct): New fields
25611         dw_fde_vms_{end,begin}_prologue.
25612         (PROLOGUE_END_LABEL, EPILOGUE_BEGIN_LABEL): New macros.
25613         (dwarf2out_begin_prologue): Set dw_fde_struct defaults for above.
25614         (dwarf2out_vms_end_prologue): New function.
25615         (dwarf2out_vms_begin_epilogue): New function.
25616         (dw_val_struct): New value dw_val_class_vms_delta.
25617         (gcc_debug_hooks): New entry begin_epilogue. Set end_prologue,
25618         begin_epilogue for VMS.
25619         (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): Declare
25620         new static functions.
25621         (dwarf_attr_name): New cases DW_AT_HP_{prologue,epilogue}.
25622         (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): New
25623         static functions.
25624         (print_die): New case dw_val_class_vms_delta.
25625         (attr_checksum): Likewise.
25626         (same_dw_val_p: Likewise.
25627         (size_of_die): Likewise.
25628         (value_format): Likewise.
25629         (output_die): Likewise.
25630         (gen_subprogram_die): Call add_AT_vms_delta on VMS.
25631         (dwarf2out_begin_epilogue): Rename to dwarf2out_cfi_begin_epilogue
25632         * dwarf2out.h (dwarf2out_begin_epilogue): Rename to
25633         dwarf2out_cfi_begin_epilogue
25634         * final.c (final_scan_insn): Likewise. Call begin_epilogue.
25636 2010-06-16  Nathan Froyd  <froydnj@codesourcery.com>
25638         * config/cris/cris-protos.h (cris_print_operand): Delete.
25639         (cris_print_operand_address): Delete.
25640         * config/cris/cris.h (PRINT_OPERAND): Delete.
25641         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
25642         (PRINT_OPERAND_ADDRESS): Delete.
25643         * config/cris/cris.c (cris_print_operand_address): Make static.
25644         (cris_print_operand): Make static.
25645         (cris_print_operand_punct_valid_p): New function.
25646         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
25647         (TARGET_PRINT_OPERAND_ADDRESS): Define.
25649 2010-06-16  Nathan Froyd  <froydnj@codesourcery.com>
25651         * config/arm/arm-protos.h (arm_print_operand): Delete.
25652         (arm_print_operand_address): Delete.
25653         * config/arm/arm.h (PRINT_OPERAND): Delete.
25654         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
25655         (PRINT_OPERAND_ADDRESS, ARM_PRINT_OPERAND_ADDRESS):
25656         (THUMB_PRINT_OPERAND_ADDRESS): Delete and move code to...
25657         * config/arm/arm.c (arm_print_operand_address): ...here.  New function.
25658         (arm_print_operand): Make static.
25659         (arm_print_operand_punct_valid_p): New function.
25660         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
25661         (TARGET_PRINT_OPERAND_ADDRESS): Define.
25663 2010-06-16  Nick Clifton  <nickc@redhat.com>
25665         * config/rx/constraints.md (NEGint4): New constraint.
25666         * config/rx/rx.md (attr cc): Add set_zsc.
25667         (cbranchsf4): Only test for -fnon-call-exceptions if cfun has been
25668         initialised.
25669         (cmpsf): Likewise.
25670         (call_internal): Clobber the cc0 register.
25671         (call_value_internal): Likewise.
25672         (cstoresi4): Likewise.
25673         (movsieq): Likewise.
25674         (movsine): Likewise.
25675         (addsi3): Add alternative to handle small negative constants.
25676         (sunsi3): Likewise.
25677         (addsi3): Do not set the O bit in the cc0 register.
25678         (adddi3): Likewise.
25679         (subsi3): Likewise.
25680         (subdi3): Likewise.
25681         (andsi3): Reorder alternatives to prefer shorter forms.
25682         (mulsi3): Likewise.
25683         (iorsi3): Likewise.
25684         (negsi2): Note that the cc0 flags are set.
25685         (rotlsi3): Note that only the Z and S bits are set in cc0.
25686         (lshrsi3): Likewise.
25687         (ashlsi3): Likewise.
25688         (subsf3): Use %Q for the MEM operand.
25689         (fix_truncsfsi2): Likewise.
25690         (floatsisf2): Likewise.
25691         (bitset): Remove early clobber from destination.
25692         (bitset_in_memory): Likewise.
25693         (lrintsf2): Clobber the cc0 register.
25694         * config/rx/rx.c (rx_notice_update_cc): Handle CC_SET_ZSC.
25695         (rx_print_operand): Handle %N.
25697 2010-06-16  Jan Hubicka  <jh@suse.cz>
25699         * df-core.c (df_compact_blocks): Free problem_temps vector.
25701 2010-06-16  Martin Jambor  <mjambor@suse.cz>
25703         PR tree-optimization/43905
25704         * tree-sra.c: Include tree-inline.h.
25705         (create_abstract_origin): Removed.
25706         (modify_function): Version the call graph node instead of creating
25707         abstract origins and dealing with same_body aliases.
25708         * tree-sra.c (ipa_sra_preliminary_function_checks): Check whether the
25709         function is versionable.
25710         * Makefile.in (tree-sra.o): Add TREE_INLINE_H to dependencies.
25712 2010-06-16  Maxim Kuvyrkov  <maxim@codesourcery.com>
25714         * config/mips/linux64.h (BIONIC_DYNAMIC_LINKERN32): Define.
25715         (CHOOSE_DYNAMIC_LINKER): Update.
25717 2010-06-15  Uros Bizjak  <ubizjak@gmail.com>
25719         * config/i386/i386.c (*prefetch_sse_<mode>):  Macroize insn from
25720         *prefetch_sse and *prefetch_sse_rex using P mode iterator.
25721         (*prefetch_3dnow_<mode>): Ditto from *prefetch_3dnow and
25722         *prefetch_3dnow_rex.
25724 2010-06-15  Anatoly Sokolov  <aesok@post.ru>
25726         * target.h (struct asm_out):Add declare_constant_name field.
25727         * target-def.h (TARGET_ASM_DECLARE_CONSTANT_NAME): Define.
25728         (TARGET_INITIALIZER): Use TARGET_ASM_DECLARE_CONSTANT_NAME.
25729         * output.h (default_asm_declare_constant_name): Declare.
25730         (assemble_label): Update prototype.
25731         * varasm.c (assemble_constant_contents): Use
25732         targetm.asm_out.declare_constant_name target hook.
25733         (assemble_label): Add 'file' argument.
25734         (default_asm_declare_constant_name): New function.
25735         * system.h (ASM_DECLARE_CONSTANT_NAME): Poison.
25736         * doc/tm.texi (ASM_DECLARE_CONSTANT_NAME): Remove.
25737         (TARGET_ASM_DECLARE_CONSTANT_NAME): Document it.
25739         * config/darwin-protos.h (darwin_asm_declare_constant_name): Declare.
25740         * config/darwin.c (darwin_asm_declare_constant_name): New function.
25741         (machopic_output_indirection): Update assemble_label argument list.
25742         * config/darwin.h (ASM_DECLARE_CONSTANT_NAME): Remove.
25743         (TARGET_ASM_DECLARE_CONSTANT_NAME): Define.
25745 2010-06-15  Sebastian Pop  <sebastian.pop@amd.com>
25747         PR middle-end/44391
25748         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
25749         size_one_node for pointer types.  Do not call gmp_cst_to_tree.
25751 2010-06-15  Richard Guenther  <rguenther@suse.de>
25753         * tree-ssa-pre.c (eliminate): Handle PHI elimination to constants.
25755 2010-06-15  Paul Brook  <paul@codesourcery.com>
25757         * config/arm/arm.c (use_vfp_abi): Add sorry() for Thumb-1
25758         hard-float ABI.
25760 2010-06-15  Alexandre Oliva  <aoliva@redhat.com>
25762         * tree-vect-patterns.c (vect_pattern_recog_1): Bail out if we
25763         don't get a vector type for output.
25765 2010-06-15  Jakub Jelinek  <jakub@redhat.com>
25767         PR fortran/44536
25768         * langhooks.h (struct lang_hooks_for_decls): Add omp_report_decl.
25769         * langhooks-def.h (LANG_HOOKS_OMP_REPORT_DECL): Define.
25770         (LANG_HOOKS_DECLS): Add it.
25771         * gimplify.c (omp_notice_variable): Call
25772         lang_hooks.decls.omp_report_decl.
25774 2010-06-15  Martin Jambor  <mjambor@suse.cz>
25776         PR lto/44464
25777         * tree-sra.c (replace_removed_params_ssa_names): Call release_ssa_name
25778         on the newly dead SSA name.
25780 2010-06-15  Alan Modra  <amodra@gmail.com>
25782         * doc/invoke.texi: Add mcmodel to powerpc options.
25783         * configure.ac: Add HAVE_LD_LARGE_TOC test.
25784         * configure: Regenerate.
25785         * config.in: Regenerate.
25786         * config/rs6000/linux64.opt (mcmodel): New.
25787         * config/rs6000/linux64.h (TARGET_USES_LINUX64_OPT): Define.
25788         (TARGET_CMODEL, SET_CMODEL): Define.
25789         (SUBSUBTARGET_OVERRIDE_OPTIONS): Check user -mcmodel choice,
25790         select CMODEL_MEDIUM default.
25791         * config/rs6000/rs6000.h (enum rs6000_cmodel): New.
25792         (TARGET_CMODEL): Define default.
25793         * config/rs6000/rs6000.c (cmodel): New variable.
25794         (rs6000_explicit_options): Add cmodel field.
25795         (rs6000_handle_option): Handle -mcmodel.
25796         (create_TOC_reference): Add largetoc_reg param.  Generate high,
25797         lo_sum rtl for CMODEL_MEDIUM and CMODEL_LARGE.  Update all callers.
25798         (rs6000_delegitimize_address): Recognise new toc reference rtl
25799         and minimal-toc rtl.
25800         (rs6000_legitimize_reload_address): Handle new toc references.
25801         (print_operand_address): Handle legitimate_constant_pool_address_p
25802         match before lo_sum.
25803         (rs6000_eliminate_indexed_memrefs): Tidy.
25804         (rs6000_emit_move): Tweak threshold for inlining constants.
25805         Keep rs6000_emit_allocate_stack large stack frame offsets
25806         loaded into r0 inline.
25807         (rs6000_generate_compare <cmptf_internal2>): One more clobber.
25808         (tocrel_base, tocrel_offset): New variables.
25809         (toc_relative_expr_p): Set them here.
25810         (print_operand_address): Skip over any offset on constant pool address.
25811         (rs6000_output_addr_const_extra): Print tocrel_offset before @toc.
25812         (rs6000_mode_dependent_address <LO_SUM>): False for new toc refs.
25813         (offsettable_ok_by_alignment): New function.
25814         (rs6000_emit_move): Address suitably aligned local symbol_refs
25815         relative to the toc pointer for -mcmodel=medium.
25816         (legitimate_constant_pool_address_p): Make param const_rtx.  Add
25817         strict param.  Allow lo_sum version of addressing.  Verify reg
25818         used for -mminimal-toc and -mcmodel != small.  Update all callers.
25819         * config/rs6000/constraints.md: Update for above change.
25820         * config/rs6000/predicates.md: Likewise.
25821         * config/rs6000/rs6000.md (tls_gd_aix): Generate -mcmodel=medium/large
25822         code.
25823         (tls_gd): Split for -mcmodel=medium/large.
25824         (tls_gd_high, tls_gd_low): New.
25825         (tls_ld_aix, tls_ld, tls_ld_high, tls_ld_low): Similarly.
25826         (tls_got_dtprel, tls_got_dtprel_high, tls_got_dtprel_low): Similarly.
25827         (tls_got_tprel, tls_got_tprel_high, tls_got_tprel_low): Similarly.
25828         (largetoc_high, largetoc_low): New.
25829         (cmptf_internal2): Add clobber.
25830         * config/rs6000/rs6000-protos.h: Update.
25832 2010-06-14  Changpeng Fang  <changpeng.fang@amd.com>
25834         * tree-ssa-loop-prefetch.c (nothing_to_prefetch_p): New.  Return
25835         true if no prefetch is going to be generated for a given group.
25836         (estimate_prefetch_count): Use prefetch_mod and unroll_factor to
25837         estimate the prefetch_count.
25838         (loop_prefetch_arrays): Call nothing_to_prefetch_p; estimate the
25839         prefetch count by considering the unroll_factor and prefetch_mod
25840         for is_loop_prefetching_profitable.
25842 2010-06-14  Andreas Schwab  <schwab@linux-m68k.org>
25844         * config/m68k/m68k.c (m68k_delegitimize_address): Don't do
25845         anything if the argument is not a MEM.
25847 2010-06-14  Alexandre Oliva  <aoliva@redhat.com>
25849         PR debug/43650
25850         PR debug/44181
25851         PR debug/44247
25852         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Skip
25853         debug stmts.
25854         (canonicalize_loop_ivs): Likewise.
25856 2010-06-14  Alexandre Oliva  <aoliva@redhat.com>
25858         PR debug/43656
25859         * haifa-sched.c (setup_insn_reg_pressure_info,
25860         update_register_pressure): Reject debug insns.
25861         (ready_sort): Don't setup reg pressure for debug insns.
25862         (schedule_insn): Don't update reg pressure for debug insns.
25864 2010-06-14  Richard Guenther  <rguenther@suse.de>
25866         * lto-streamer.c (cached_bp): Remove.
25867         (bitpack_delete): Likewise.
25868         (bitpack_create): Likewise.
25869         (bp_get_next_word): Likewise.
25870         (bp_pack_value, bp_unpack_value): Move ...
25871         * lto-streamer.h (bp_pack_value, bp_unpack_value): ... here.
25872         Re-implement.
25873         (struct bitpack_d): Likewise.
25874         (bitpack_create, lto_output_bitpack, lto_input_bitpack):
25875         New inline functions.
25876         * lto-streamer-out.c (lto_output_bitpack): Remove.
25877         (pack_ts_base_value_fields): Adjust.  Avoid conditional bitpacking.
25878         (pack_value_fields): Adjust.
25879         (lto_write_tree): Likewise.
25880         (output_gimple_stmt): Likewise.
25881         (output_function): Likewise.
25882         * lto-streamer-in.c (input_gimple_stmt): Adjust.
25883         (input_function): Likewise.
25884         (unpack_ts_base_value_fields): Adjust.  Avoid conditional bitpacking.
25885         (lto_input_bitpack): Remove.
25886         (lto_materialize_tree): Adjust.
25887         * Makefile.in (ipa-prop.o): Add $(LTO_STREAMER_H) dependency.
25888         * lto-cgraph.c (lto_output_edge): Adjust.
25889         (lto_output_node): Likewise.
25890         (lto_output_varpool_node): Likewise.
25891         (lto_output_ref): Likewise.
25892         (input_node): Likewise.
25893         (input_varpool_node): Likewise.
25894         (input_ref): Likewise.
25895         (input_edge): Likewise.
25896         (output_node_opt_summary): Likewise.
25897         (input_node_opt_summary): Likewise.
25898         * ipa-pure-const.c (pure_const_write_summary): Likewise.
25899         (pure_const_read_summary): Likewise.
25900         * ipa-prop.c (ipa_write_indirect_edge_info): Likewise.
25901         (ipa_read_indirect_edge_info): Likewise.
25902         (ipa_write_node_info): Likewise.
25903         (ipa_read_node_info): Likewise.
25905 2010-06-14  H.J. Lu  <hongjiu.lu@intel.com>
25907         PR target/44534
25908         * config/i386/sse.md (vec_extract_lo_<mode>): Replace 0x1 with 0x0.
25909         (vec_extract_lo_v16hi): Likewise.
25910         (vec_extract_lo_v32qi): Likewise.
25912 2010-06-14  Jakub Jelinek  <jakub@redhat.com>
25914         PR bootstrap/44426
25915         * tree.h (build_call_expr): Don't define as vararg macro, instead
25916         add a prototype.
25917         * builtins.c (build_call_nofold): Remove.
25918         (expand_builtin_int_roundingfn, expand_builtin_pow,
25919         expand_builtin_mempcpy_args, expand_builtin_stpcpy,
25920         expand_builtin_memset_args, expand_builtin_strcmp,
25921         expand_builtin_strncmp, expand_builtin_memory_chk): Use
25922         build_call_nofold_loc instead of build_call_nofold.
25923         (build_call_expr): New function.
25925         PR tree-optimization/44508
25926         * tree-ssa-propagate.h (substitute_and_fold): Add DO_DCE argument.
25927         * tree-ssa-propagate.c (substitute_and_fold): If !DO_DCE,
25928         don't eliminate trivially dead stmts.
25929         * tree-vrp.c (vrp_finalize): Pass false as last argument
25930         to substitute_and_fold.
25931         * tree-ssa-copy.c (fini_copy_prop): Pass true as last argument
25932         to substitute_and_fold.
25933         * tree-ssa-ccp.c (ccp_finalize): Likewise.
25935         PR bootstrap/44509
25936         * c-config-lang.in (gtfiles): Add c-family/c-cppbuiltin.c.
25938 2010-06-14  Ira Rosen  <irar@il.ibm.com>
25940         PR tree-optimization/44507
25941         * tree-vect-loop.c (get_initial_def_for_reduction): Use -1
25942         to build initial vector for BIT_AND_EXPR.
25943         * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
25945 2010-06-14  Jakub Jelinek  <jakub@redhat.com>
25947         * config/s390/s390.md (*mov<mode>_64 DD_DF, mov<mode>): Properly
25948         adjust z10prop set_attr.
25950 2010-06-13  Jan Hubicka  <jh@suse.cz>
25952         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
25953         bitmap_and_compl_into, bitmap_compl_and_into, bitmap_ior,
25954         bitmap_ior_into, bitmap_xor, bitmap_xor_into,
25955         bitmap_ior_and_compl, bitmap_ior_and_compl): Turn internal
25956         datastructure checks into checking asserts.
25957         * rtlanal.c (find_reg_note): Use gcc_checking_assert.
25958         * tree-ssa-sccvn.c (VN_INFO): Likewise.
25959         * df-scan.c (df_reorganize_refs_by_reg_by_reg, df_install_ref,
25960         df_ref_create_structure): Likewise.
25961         * alloc-pool.c (create_alloc_pool, empty_alloc_pool, pool_alloc,
25962         pool_free): Use gcc_checking_assert.
25963         * alias.c (get_alias_set): Likewise.
25964         * var-tracking.c (variable_htab_free, shared_hash_copy,
25965         canonicalize_values_mark, variable_merge_over_cur): Likewise.
25966         * lto-streamer.c (bp_unpack_value): Likewise.
25968 2010-06-13  Richard Guenther  <rguenther@suse.de>
25970         * lto-streamer-in.c (lto_input_ts_type_tree_pointers):
25971         Do not stream but initialize TYPE_CANONICAL to NULL.
25972         (lto_output_ts_type_tree_pointers): Do not stream TYPE_CANONICAL.
25973         * gimple.c (gimple_types_compatible_p): Disregard
25974         TYPE_STRUCTURAL_EQUALITY_P.
25975         (gimple_register_type): Use TYPE_CANONICAL as cache.
25976         * lto-streamer.c (lto_record_common_node): Zero TYPE_CANONICAL
25977         before registering common types.
25978         * config/i386/i386.c (ix86_function_arg_boundary): Do not
25979         use TYPE_CANONICAL, instead use TYPE_MAIN_VARIANT.
25980         * tree.h (TYPE_CANONICAL): Clarify documentation.
25982 2010-06-13  Anatoly Sokolov  <aesok@post.ru>
25984         * config/ia64/ia64.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
25985         LIBCALL_VALUE): Remove macros.
25986         * config/ia64/ia64-protos.h (ia64_function_value): Remove.
25987         * config/ia64/ia64.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
25988         TARGET_FUNCTION_VALUE_REGNO_P): Define.
25989         (ia64_libcall_value, ia64_function_value_regno_p): New functions.
25990         (ia64_function_value): Make static. Handle receiving the function
25991         type in 'fn_decl_or_type' argunent. Add 'outgoing' argument.
25993 2010-06-12  Jan Hubicka  <jh@suse.cz>
25995         * cse.c (cse_extended_basic_block): Move optimize_bb_for_speed_p
25996         at correct place.
25998 2010-06-12  Bernd Schmidt  <bernds@codesourcery.com>
26000         * config/arm/arm.c (thumb2_reorg): Fix errors in previous change.
26002 2010-06-12  Jan Hubicka  <jh@suse.cz>
26004         * df-core.c (df_clear_bb_info): New function.
26005         (df_set_blocks): bb_info is always allocated.
26006         (df_get_bb_info): Use block_info_elt_size.
26007         (df_set_bb_info): Likewise.
26008         (df_compact_blocks): Update for new block_info.
26009         (grow_bb_info): New function.
26010         * df-problems.c (df_grow_bb_info): Move to df-core.c
26011         (df_rd_set_bb_info): Remove.
26012         (df_rd_free_bb_info): Do not free block pool.
26013         (df_rd_alloc): Do not create pool, use check for
26014         obstack presence instead of NULL pointer for new blocks.
26015         (df_rd_free): DO not free alloc pool; clear block_info.
26016         (problem_RD): Add size of block info structure.
26017         (df_lr_set_bb_info): Remove.
26018         (df_lr_free_bb_info): Do not free block pool.
26019         (df_lr_alloc): Do not create pool, use check for
26020         obstack presence instead of NULL pointer for new blocks.
26021         (df_lr_free): DO not free alloc pool; clear block_info.
26022         (problem_LR): Add size of block info structure.
26023         (df_live_set_bb_info): Remove.
26024         (df_live_free_bb_info): Do not free block pool.
26025         (df_live_alloc): Do not create pool, use check for
26026         obstack presence instead of NULL pointer for new blocks.
26027         (df_live_free): DO not free alloc pool; clear block_info.
26028         (problem_LIVE): Add size of block info structure.
26029         (problem_CHAIN): Add size of block info structure.
26030         (df_byte_lr_set_bb_info): Remove.
26031         (df_byte_lr_free_bb_info): Do not free block pool.
26032         (df_byte_lr_alloc): Do not create pool, use check for
26033         obstack presence instead of NULL pointer for new blocks.
26034         (df_byte_lr_free): DO not free alloc pool; clear block_info.
26035         (problem_BYTE_LR): Add size of block info structure.
26036         (problem_NOTE): Add size of block info structure.
26037         (df_byte_MD_set_bb_info): Remove.
26038         (df_byte_MD_free_bb_info): Do not free block pool.
26039         (df_byte_MD_alloc): Do not create pool, use check for
26040         obstack presence instead of NULL pointer for new blocks.
26041         (df_byte_MD_free): DO not free alloc pool; clear block_info.
26042         (problem_BD): Add size of block info structure.
26043         * df-scan.c (df_scan_free_internal): Free block pool.
26044         (df_scan_set_bb_info): Remove.
26045         (df_scan_free_bb_info): Check for artificial_defs instead
26046         of bb_info being non-NULL.
26047         (df_scan_alloc): DO not create df_scan_block pool.
26048         (problem_SCAN): Set size of block info.
26049         (df_bb_refs_record): Do not allocate bb_info.
26050         * df.h (df_problem): Add block_info_elt_size.
26051         (struct dataflow): Change block_info to void *.
26052         (df_scan_get_bb_info, df_rd_get_bb_info, df_lr_get_bb_info,
26053         df_md_get_bb_info, df_live_get_bb_info, df_byte_lr_get_bb_info): Return
26054         in-line structures.
26056 2010-06-12  Jan Hubicka  <jh@suse.cz>
26058         PR tree-optimize/44485
26059         * tree-cfgcleanup.c (fixup_noreturn_call): Remove basic blocks
26060         containing use of return value of noreturn function.
26062 2010-06-12  Anatoly Sokolov  <aesok@post.ru>
26064         * targhooks.c (default_function_value): Don't use
26065         FUNCTION_OUTGOING_VALUE.
26066         * system.h (FUNCTION_OUTGOING_VALUE): Poison.
26067         * doc/tm.texi (FUNCTION_OUTGOING_VALUE): Removed.
26069 2010-06-12  Kazu Hirata  <kazu@codesourcery.com>
26071         * config.gcc (mips64*-*-linux*, mipsisa64*-*-linux*, mips*-*-linux*):
26072         Add crtfastmath.o to extra_parts.
26073         * config/mips/crtfastmath.c: New.
26074         * config/mips/linux.h (ENDFILE_SPEC): New.
26076 2010-06-12  Sebastian Pop  <sebastian.pop@amd.com>
26078         * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
26079         old_type in parameter.
26080         (gcc_type_for_value): Update call to gcc_type_for_interval.
26081         (compute_type_for_level_1): Renamed compute_type_for_level.
26082         Update call to gcc_type_for_interval.
26084 2010-06-11  Joseph Myers  <joseph@codesourcery.com>
26086         * common.opt (Wstrict-aliasing=, Wstrict-overflow=, fabi-version=,
26087         flto-compression-level=, ftree-parallelize-loops=): Add RejectNegative.
26089 2010-06-11  Joseph Myers  <joseph@codesourcery.com>
26091         * opts-common.c: Include options.h.
26092         (integral_argument): Move from opts.c.
26093         (decode_cmdline_option): New.  Based on read_cmdline_option.
26094         * opts.c (integral_argument): Move to opts-common.c.
26095         (read_cmdline_option): Move most contents to
26096         decode_cmdline_option.  Use %qs in diagnostics.
26097         * opts.h (CL_ERR_DISABLED, CL_ERR_MISSING_ARG, CL_ERR_WRONG_LANG,
26098         CL_ERR_UINT_ARG, struct cl_decoded_option, integral_argument,
26099         decode_cmdline_option): New.
26101 2010-06-11  Uros Bizjak  <ubizjak@gmail.com>
26103         PR target/44481
26104         * config/i386/i386.md (UNSPEC_PARITY): New unspec.
26105         (paritydi2_cmp): Use UNSPEC_PARITY unspec instead of parity RTX.
26106         (partiysi2_cmp): Ditto.
26107         (*partiyhi2_cmp): Ditto.
26108         (*parityqi2_cmp): Remove.
26110 2010-06-11  Jan Hubicka  <jh@suse.cz>
26112         * bitmap.h (bmp_iter_next_bit): New.
26113         (bmp_iter_set, bmp_iter_and, bmp_iter_and_compl): Use it.
26115 2010-06-11  Sandra Loosemore  <sandra@codesourcery.com>
26116             Eric Botcazou  <ebotcazou@adacore.com>
26118         * tree-ssa-loop-ivopts.c (get_computation_cost_at): Return again the
26119         computed cost.
26121 2010-06-11  Uros Bizjak  <ubizjak@gmail.com>
26123         * config/i386/i386.md (unspec): New define_c_enum.
26124         (unspecv): Ditto.
26126 2010-06-10  Jakub Jelinek  <jakub@redhat.com>
26128         * Makefile.in (c-family/c-cppbuiltin.o): Depend on $(CPP_ID_DATA_H).
26130 2010-06-11  Sebastian Pop  <sebastian.pop@amd.com>
26132         PR middle-end/44483
26133         * tree-if-conv.c (bb_predicate_s): New struct.
26134         (bb_predicate_p): New.
26135         (bb_has_predicate): New.
26136         (bb_predicate): New.
26137         (set_bb_predicate): New.
26138         (bb_predicate_gimplified_stmts): New.
26139         (set_bb_predicate_gimplified_stmts): New.
26140         (add_bb_predicate_gimplified_stmts): New.
26141         (init_bb_predicate): New.
26142         (free_bb_predicate): New.
26143         (is_predicated): Use bb_predicate.
26144         (add_to_predicate_list): Use bb_predicate and set_bb_predicate.
26145         (predicate_bbs): Same.  Gimplify the condition of the basic blocks
26146         before processing their successors.
26147         (clean_predicate_lists): Removed.
26148         (find_phi_replacement_condition): Use bb_predicate.
26149         (process_phi_nodes): Renamed ifconvert_phi_nodes.  Avoid useless
26150         computations.
26151         (insert_gimplified_predicates): New.
26152         (combine_blocks): Call insert_gimplified_predicates.
26153         (tree_if_conversion): Call free_bb_predicate instead of
26154         clean_predicate_lists.
26156 2010-10-11  Paul Brook  <paul@codesourcery.com>
26158         * doc/invoke.texi: Document ARM -mcpu=cortex-m4.
26159         * config/arm/arm.c (all_architectures): Change v7e-m default to
26160         cortexm4.
26161         * config/arm/arm-cores.def: Add cortex-m4.
26162         * config/arm/arm-tune.md: Regenerate.
26164 2010-06-11  Jan Hubicka  <jh@suse.cz>
26166         * ipa-pure-const.c (special_builtlin_state): New function.
26167         (check_call): Use it instead of special casign BUILT_IN_RETURN.
26168         (propagate_pure_const): Use it.
26170 2010-06-11  Jan Hubicka  <jh@suse.cz>
26172         * df-problems.c (df_live_scratch): Convert to bitmap_head.
26173         (df_live_alloc): Initialize df_live_scratch when initializing
26174         problem_data.
26175         (df_live_transfer_function): Update uses of df_live_scratch.
26176         (df_live_free): Free problem_data; clear df_live_scratch before
26177         releasing the obstack.
26178         (df_md_free): Free problem data.
26180 2010-06-11  Jan Hubicka  <jh@suse.cz>
26182         * doc/invoke.texi (Wsuggest-attribute): Document.
26183         (Wmissing-noreturn): Remove.
26184         * ipa-pure-const.c (warn_function_noreturn): New function.
26185         * opts.c (decode_options): Set warn_suggest_attribute_noreturn on
26186         warn_missing_noreturn.
26187         * common.opt (Wsuggest-attribute=noreturn): New.
26188         * tree-flow.h (warn_function_noreturn): Declare.
26189         * tree-cfg.c (execute_warn_function_noreturn): Use
26190         warn_function_noreturn.
26191         (gate_warn_function_noreturn): New.
26192         (pass_warn_function_noreturn): Update.
26194 2010-06-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
26196         * c-typeck.c (handle_warn_cast_qual): Add loc
26197         parameter. Improve warning message.
26198         (build_c_cast): Pass location to handle_warn_cast_qual.
26200 2010-06-11  Uros Bizjak  <ubizjak@gmail.com>
26202         * config/i386/i386.md (pro_epilogue_adjust_stack_1) <TYPE_ALU>: Assert
26203         that operand 0 == operand 1.  Use x86_maybe_negate_const_int to output
26204         insn mnemonic.
26205         (pro_epilogue_adjust_stack_rex64) <TYPE_ALU>: Ditto.
26207 2010-06-10  Dodji Seketeli  <dodji@redhat.com>
26209         Fix bootstap on mips
26210         * dwarf2out.c (is_naming_typedef_dec): Built-in TYPE_DECLs cannot
26211         be naming typedefs.
26213 2010-06-11  Kai Tietz  <kai.tietz@onevision.com>
26215         * system.h (helper_const_non_const_cast): New inline for
26216         gcc version <= 4.0.
26217         (CONST_CAST2): For gcc version <= 4.0 use
26218         new helper to do const/non-const casting.
26220 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26222         * doc/md.texi: Document the "unspec" and "unspecv" enum names.
26223         * Makefile.in (OBJS-common): Include insn-enums.o.
26224         (insn-enums.o): New rule.
26225         (simple_generated_c): Add insn-enums.c.
26226         (build/genenums.o): New rule.
26227         (genprogmd): Add "enums".
26228         * genconstants.c (print_enum_type): Declare a C string array
26229         for each enum.
26230         * genenums.c: New file.
26231         * print-rtl.c (print_rtx): If defined, use the "unspecv" enum
26232         for UNSPEC_VOLATILE.  If defined, use the "unspec" enum for both
26233         UNSPEC and (as a fallback) for UNSPEC_VOLATILE.
26235 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26237         * doc/md.texi (define_enum_attr): Document.
26238         * rtl.def (DEFINE_ENUM_ATTR): New rtx.
26239         * read-md.h (lookup_enum_type): Declare.
26240         * read-md.c (lookup_enum_type): New function.
26241         * genattr.c (gen_attr, main): Handle DEFINE_ENUM_ATTR.
26242         * genattrtab.c (attr_desc): Add an enum_name field.
26243         (evaluate_eq_attr): Take the associated attribute as argument.
26244         Get the enum prefix from the enum_name field, if defined.
26245         Use ACONCAT rather than a fixed-length buffer.  Update recursive calls.
26246         (simplify_test_exp): Pass attr to evaluate_eq_attr.
26247         (add_attr_value): New function, split out from...
26248         (gen_attr): ...here.  Handle DEFINE_ENUM_ATTR.
26249         (write_test_expr): Pass attr to evaluate_eq_attr.
26250         (write_attr_get): Use the enum_name as the enum tag, if defined.
26251         (write_attr_valueq): Use the enum_name as a prefix, if defined.
26252         (find_attr): Initialize enum_name.
26253         (main): Handle DEFINE_ENUM_ATTR.
26254         * gensupport.c (process_rtx): Likewise.
26255         * config/mips/mips.h (mips_tune_attr): Delete.
26256         * config/mips/mips.md (cpu): Use define_attr_enum.
26258 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26260         * doc/md.texi (define_c_enum, define_enum): Document.
26261         * read-md.h (md_constant): Add a parent_enum field.
26262         (enum_value, enum_type): New structures.
26263         (upcase_string, traverse_enum_types): Declare.
26264         * read-md.c (enum_types): New variable.
26265         (upcase_string, add_constant): New functions.
26266         (handle_constants): Don't create the hash table here.
26267         Use add_constant.
26268         (traverse_md_constants): Don't check for a null md_constants.
26269         (decimal_string, handle_enum, traverse_enum_types): New functions.
26270         (read_md_files): Initialize md_constants and md_enums.
26271         * genconstants.c (print_md_constant): Ignore info argument.
26272         Only print constants that belong to no enum.
26273         (print_enum_type): New function.
26274         (main): Don't pass stdout to print_md_constant.  Call print_enum_type
26275         for each defined enum type.
26276         * config/mips/mips.md (processor): New define_enum.
26277         (unspec): New define_c_enum.
26278         (UNSPEC_COMPARE_AND_SWAP, UNSPEC_COMPARE_AND_SWAP_12)
26279         (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_NEW_OP_12)
26280         (UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE, UNSPEC_SYNC_EXCHANGE_12)
26281         (UNSPEC_MEMORY_BARRIER): Moved to sync.md.
26282         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
26283         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
26284         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
26285         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
26286         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
26287         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
26288         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
26289         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
26290         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
26291         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
26292         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
26293         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
26294         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
26295         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
26296         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
26297         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
26298         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
26299         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
26300         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
26301         (UNSPEC_RDDSP): Move to mips-dsp.md.
26302         (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH, UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB)
26303         (UNSPEC_ADDUH_R_QB, UNSPEC_APPEND, UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB)
26304         (UNSPEC_CMPGDU_LT_QB, UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH)
26305         (UNSPEC_DPS_W_PH, UNSPEC_MADD, UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU)
26306         (UNSPEC_MUL_PH, UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH)
26307         (UNSPEC_MULQ_S_W, UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU)
26308         (UNSPEC_PRECR_QB_PH, UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W)
26309         (UNSPEC_PREPEND, UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH)
26310         (UNSPEC_SUBU_PH, UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB)
26311         (UNSPEC_ADDQH_PH, UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W)
26312         (UNSPEC_SUBQH_PH, UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W)
26313         (UNSPEC_DPAX_W_PH, UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH)
26314         (UNSPEC_DPAQX_SA_W_PH, UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH):
26315         Moved to mips-dspr2.md.
26316         (UNSPEC_MOVE_TF_PS, UNSPEC_C, UNSPEC_ALNV_PS, UNSPEC_CABS)
26317         (UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS, UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS)
26318         (UNSPEC_ABS_PS, UNSPEC_RSQRT1, UNSPEC_RSQRT2, UNSPEC_RECIP1)
26319         (UNSPEC_RECIP2, UNSPEC_SINGLE_CC, UNSPEC_SCC): Move from mips-ps-3d.md.
26320         (UNSPEC_LOONGSON_PAVG, UNSPEC_LOONGSON_PCMPEQ, UNSPEC_LOONGSON_PCMPGT)
26321         (UNSPEC_LOONGSON_PEXTR, UNSPEC_LOONGSON_PINSR_0)
26322         (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2)
26323         (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD)
26324         (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU)
26325         (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU)
26326         (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD,
26327         UNSPEC_LOONGSON_PSADBH)
26328         (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH)
26329         (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD)
26330         (UNSPEC_LOONGSON_PSUBD): Move to mips-loongson.md.
26331         (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
26332         (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
26333         (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
26334         (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Move to mips-loongson2ef.md.
26335         (cpu): Update comment.
26336         * config/mips/sync.md (UNSPEC_COMPARE_AND_SWAP)
26337         (UNSPEC_COMPARE_AND_SWAP_12, UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP)
26338         (UNSPEC_SYNC_NEW_OP_12, UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE)
26339         (UNSPEC_SYNC_EXCHANGE_12, UNSPEC_MEMORY_BARRIER): Moved from mips.md.
26340         * config/mips/loongson.md (UNSPEC_LOONGSON_PAVG,
26341         UNSPEC_LOONGSON_PCMPEQ)
26342         (UNSPEC_LOONGSON_PCMPGT, UNSPEC_LOONGSON_PEXTR,
26343         UNSPEC_LOONGSON_PINSR_0)
26344         (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2)
26345         (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD)
26346         (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU)
26347         (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU)
26348         (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD,
26349         UNSPEC_LOONGSON_PSADBH)
26350         (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH)
26351         (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD)
26352         (UNSPEC_LOONGSON_PSUBD): Moved from mips.md
26353         * config/mips/loongson2ef.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
26354         (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
26355         (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
26356         (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Moved from mips.md
26357         * config/mips/mips-dsp.md (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ)
26358         (UNSPEC_SUBQ_S, UNSPEC_ADDSC, UNSPEC_ADDWC, UNSPEC_MODSUB)
26359         (UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S, UNSPEC_PRECRQ_QB_PH)
26360         (UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W, UNSPEC_PRECRQU_S_QB_PH)
26361         (UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR, UNSPEC_PRECEQU_PH_QBL)
26362         (UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA, UNSPEC_PRECEQU_PH_QBRA)
26363         (UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR, UNSPEC_PRECEU_PH_QBLA)
26364         (UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL, UNSPEC_SHLL_S, UNSPEC_SHRL_QB)
26365         (UNSPEC_SHRA_PH, UNSPEC_SHRA_R, UNSPEC_MULEU_S_PH_QBL)
26366         (UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH, UNSPEC_MULEQ_S_W_PHL)
26367         (UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL, UNSPEC_DPAU_H_QBR)
26368         (UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR, UNSPEC_DPAQ_S_W_PH)
26369         (UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH, UNSPEC_DPAQ_SA_L_W)
26370         (UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL, UNSPEC_MAQ_S_W_PHR)
26371         (UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR, UNSPEC_BITREV, UNSPEC_INSV)
26372         (UNSPEC_REPL_QB, UNSPEC_REPL_PH, UNSPEC_CMP_EQ, UNSPEC_CMP_LT)
26373         (UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB, UNSPEC_CMPGU_LT_QB)
26374         (UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH, UNSPEC_EXTR_W)
26375         (UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H, UNSPEC_EXTP)
26376         (UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
26377         (UNSPEC_RDDSP): Moved from mips.md.
26378         * config/mips/mips-dspr2.md (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH)
26379         (UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB, UNSPEC_ADDUH_R_QB, UNSPEC_APPEND)
26380         (UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB, UNSPEC_CMPGDU_LT_QB)
26381         (UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH, UNSPEC_DPS_W_PH, UNSPEC_MADD)
26382         (UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU, UNSPEC_MUL_PH)
26383         (UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH, UNSPEC_MULQ_S_W)
26384         (UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU, UNSPEC_PRECR_QB_PH)
26385         (UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W, UNSPEC_PREPEND)
26386         (UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH, UNSPEC_SUBU_PH)
26387         (UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB, UNSPEC_ADDQH_PH)
26388         (UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W, UNSPEC_SUBQH_PH)
26389         (UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W, UNSPEC_DPAX_W_PH)
26390         (UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH, UNSPEC_DPAQX_SA_W_PH)
26391         (UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH): Moved from mips.md.
26392         * config/mips/mips-ps-3d.md (UNSPEC_MOVE_TF_PS, UNSPEC_C)
26393         (UNSPEC_ALNV_PS, UNSPEC_CABS, UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS)
26394         (UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS, UNSPEC_ABS_PS, UNSPEC_RSQRT1)
26395         (UNSPEC_RSQRT2, UNSPEC_RECIP1, UNSPEC_RECIP2, UNSPEC_SINGLE_CC)
26396         (UNSPEC_SCC): Moved from mips.md.
26397         * config/mips/mips.c (mips_arch, mips_tune): Change enum from
26398         "processor_type" to "processor".
26399         (mips_rtx_cost_data): Replace PROCESSOR_MAX with NUM_PROCESSOR_VALUES.
26400         * config/mips/mips.h (processor_type): Delete.
26401         (mips_cpu_info.cpu, mips_arch, mips_tune): Change enum from
26402         "processor_type" to "processor".
26404 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26406         * configure.ac (tm_include_list): Add insn-constants.h.
26407         * configure: Regenerate.
26408         * Makefile.in (GTM_H): Move insn-constants.h here from...
26409         (TM_H): ...here.
26410         * mkconfig.sh: Remove special handling for insn-constants.h.
26412 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26414         * Makefile.in (BUILD_RTL): Move build/read-md.o to...
26415         (BUILD_MD): ...this new variable.
26416         (simple_generated_rtl_h, simple_generated_rtl_c): New variables
26417         that include the old contents of simple_generated_h and
26418         simple_generated_c.
26419         (simple_generated_h, simple_generated_c): Include them.  Add
26420         insn-constants.h.
26421         (s-%): Make simple_generated_{h,c} stamps depend on $(MD_DEPS)
26422         and simple_generated_rtl_{h,c} stamps depend on insn-conditions.md.
26423         Remove these dependencies from the main rule and include
26424         insn-conditions.md in the command line only if it appears
26425         in the dependency list.
26426         (insn-constants.h, s-constants): Delete.
26427         (build/genconstants.o): Don't depend on $(RTL_BASE_H), $(GTM_H)
26428         or gensupport.h.
26429         (build/genmddeps.o): Likewise.
26430         (genprogrtl): New variable that contains everything from genprogmd
26431         except mddeps and constants.
26432         (genprogmd): Redefine in terms of genprogrtl.  Make these programs
26433         depend on $(BUILD_MD)
26434         (genprog): New variable.  Make these programs depend on
26435         $(BUILD_ERRORS).
26436         * genmddeps.c: Don't include tm.h, rtl.h or gensupport.h.
26437         (main): Use read_md_files instead of init_rtx_reader_args.
26438         * genconstants.c: As for genmddeps.c.
26439         * read-md.h (read_skip_construct): Declare.
26440         * read-md.c (read_skip_construct): New function.
26441         (handle_file): Allow a null handle_directive, skipping the
26442         construct if so.
26443         (parse_include): Update the comment accordingly.
26445 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26447         * Makefile.in (build/genmddeps.o): Depend on $(READ_MD_H).
26448         * genmddeps.c: Include read-md.h.
26449         (main): Call init_rtx_reader_args instead of init_md_reader_args.
26450         * genattr.c (main): Likewise.
26451         * genattrtab.c (main): Likewise.
26452         * genautomata.c (main): Likewise.
26453         * gencodes.c (main): Likewise.
26454         * genconditions.c (main): Likewise.
26455         * genconfig.c (main): Likewise.
26456         * genconstants.c (main): Likewise.
26457         * genemit.c (main): Likewise.
26458         * genextract.c (main): Likewise.
26459         * genflags.c (main): Likewise.
26460         * genopinit.c (main): Likewise.
26461         * genoutput.c (main): Likewise.
26462         * genpeep.c (main): Likewise.
26463         * genrecog.c (main): Likewise.
26464         * genpreds.c (main): Likewise.
26465         * gensupport.h (in_fname): Move to read-md.h.
26466         (init_md_reader_args_cb): Rename to...
26467         (init_rtx_reader_args_cb): ...this and return a bool.
26468         (init_md_reader_args): Rename to...
26469         (init_rtx_reader_args): ...this and return a bool.
26470         (include_callback): Move to read-md.h.
26471         * gensupport.c (in_fname, include_callback, base_dir, max_include_len)
26472         (file_name_list, first_dir_md_include): Move to read-md.c
26473         (first_bracket_include): Delete unused variable.
26474         (last_dir_md_include): Move to read-md.c.
26475         (process_include): Delete, moving code to read-md.c:handle_include.
26476         (process_rtx): Don't handle INCLUDE.
26477         (save_string): Delete.
26478         (rtx_handle_directive): New function.
26479         (init_md_reader_args_cb): Rename to...
26480         (init_rtx_reader_args_cb): ...this and return a boolean success value.
26481         Use read_md_args.
26482         (init_md_reader_args): Rename to...
26483         (init_rtx_reader_args): ...this and return a boolean success value.
26484         * rtl.def (INCLUDE): Delete.
26485         * rtl.h (read_rtx): Remove "int *" argument.  Add "const char *"
26486         argument.
26487         * read-rtl.c (read_conditions): Don't gobble ')' here.
26488         (read_mapping): Likewise.
26489         (read_rtx): Remove LINENO argument.  Add RTX_NAME argument.
26490         Handle top-level non-rtx constructs here rather than in read_rtx_1.
26491         Store the whole queue in *X.  Remove call to init_md_reader.
26492         (read_rtx_1): Rename to...
26493         (read_rtx_code): ...this.  Call read_nested_rtx to read subrtxes.
26494         Don't handle top-level non-rtx constructs here.  Don't handle (nil)
26495         here.
26496         (read_nested_rtx): New function.  Handle (nil) here rather than
26497         in read_rtx_code.
26498         (read_rtx_variadic): Call read_nested_rtx to read subrtxes.  Don't
26499         gobble ')' here.
26500         * read-md.h (directive_handler_t): New type.
26501         (in_fname, include_callback): Moved from read-md.h.
26502         (read_constants, init_md_reader): Delete.
26503         (read_md_files): Declare.
26504         * read-md.c (file_name_list, in_fname, base_dir, first_dir_md_include)
26505         (last_dir_md_include_ptr, include_callback, max_include_len): Moved
26506         from gensupport.c.
26507         (read_constants): Rename to...
26508         (handle_constants): ...this.  Don't gobble ')' here.
26509         (handle_include, handle_file, handle_toplevel_file)
26510         (parse_include): New functions, mostly taken from gensupport.c.
26511         (init_md_reader): Subsume into...
26512         (read_md_files): ...this new function.
26514 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26516         * read-md.h (read_char): Increment read_md_lineno after reading '\n'.
26517         (unread_char): Decrement read_md_lineno after putting back '\n'.
26518         * read-md.c (fatal_with_file_and_line): Push back any characters
26519         that we decide not to add to the context.
26520         (read_skip_spaces): Don't increment read_md_lineno here.  Avoid using
26521         fatal_expected_char in cases where '/' ends a line (for example).
26522         (read_name): Don't increment read_md_lineno here.
26523         (read_escape): Likewise.
26524         (read_quoted_string): Likewise.
26525         (read_braced_string): Likewise.
26527 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26529         * Makefile.in (READ_MD_H): Add $(HASHTAB_H).
26530         (build/genconstants.o): Depend on $(READ_MD_H) gensupport.h.
26531         * genconstants.c: Include read-md.h.
26532         * read-rtl.c (md_constants): Move to read-md.c.
26533         (md_name): Move to read-md.h.
26534         (initialize_iterators): Use leading_string_hash instead of def_hash
26535         and leading_string_eq_p instead of def_name_eq_p.
26536         (read_name): Move to read-md.c.
26537         (def_hash, def_name_eq_p): Delete.
26538         (read_constants, traverse_md_constants): Move to read-md.c.
26539         * rtl.h (md_constant, traverse_md_constants): Move to read-md.h.
26540         * read-md.h: Include hashtab.h.
26541         (md_name): Moved from read-rtl.c.
26542         (md_constant): Moved from read-md.h.
26543         (leading_string_hash, leading_string_eq_p, read_name)
26544         (read_constants, traverse_md_constants): Declare.
26545         * read-md.c (md_constants): Moved from read-rtl.c.
26546         (leading_string_hash, leading_string_eq_p): New functions.
26547         (read_name, read_constants, traverse_md_constants): Moved from
26548         read-rtl.c.
26550 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26552         * read-rtl.c (md_name): New structure.
26553         (read_name): Take an md_name instead of a buffer pointer.
26554         Use the "string" field instead of strcpy when expanding constants.
26555         (read_constants): Remove the tmp_char argument.  Update the calls
26556         to read_name, using two local name buffers instead of the tmp_char
26557         argument.  Merge the constant-creation code.
26558         (read_conditions): Remove the tmp_char argument.  Update the calls
26559         to read_name, using a local name buffer instead of the tmp_char
26560         argument.
26561         (read_mapping): Replace tmp_char variable with a local name buffer.
26562         Update the calls to read_name.
26563         (read_rtx_1): Likewise.  Update the calls to read_constants and
26564         read_conditions.
26566 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26568         * Makefile.in (build/read-md.o): Depend on errors.h.
26569         * read-md.h (error_with_line): Declare.
26570         * read-md.c: Include errors.h.
26571         (message_with_line_1): New function, extracted from...
26572         (message_with_line): ...here.
26573         (error_with_line): New function.
26574         * genattrtab.c: If a call to message_with_line is followed by
26575         "have_error = 1;", replace both statements with a call to
26576         error_with_line.
26577         * genoutput.c: Likewise.
26578         * genpreds.c: Likewise.
26579         * genrecog.c: If a call to message_with_line is followed by
26580         "error_count++;", replace both statements with a call to
26581         error_with_line.
26582         (errorcount): Delete.
26583         (main): Don't check it.
26584         * gensupport.c: If a call to message_with_line is followed by
26585         "errors = 1;", replace both statements with a call to error_with_line.
26586         (errors): Delete.
26587         (process_define_cond_exec): Check have_error instead of errors.
26588         (init_md_reader_args_cb): Likewise.  Don't set errors.
26590 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26592         * read-md.h (read_md_file): Declare.
26593         (read_char, unread_char): New functions.
26594         (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces)
26595         (read_quoted_string, read_string): Remove FILE * argument.
26596         * read-md.c (read_md_file): New variable.
26597         (read_md_filename, read_md_lineno): Update comments and remove
26598         unnecessary initialization.
26599         (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces)
26600         (read_escape, read_quoted_string, read_braced_string, read_string):
26601         Remove FILE * argument.  Update calls accordingly, using read_char
26602         and unread_char instead of getc and ungetc.
26603         * rtl.h (read_rtx): Remove FILE * argument.
26604         * read-rtl.c (iterator_group): Remove FILE * argument from
26605         "find_builtin".
26606         (iterator_traverse_data): Remove "infile" field.
26607         (find_mode, find_code, apply_mode_maps, apply_iterator_to_rtx)
26608         (add_mapping, read_name, read_constants, read_conditions)
26609         (validate_const_int, find_iterator, read_mapping, check_code_iterator)
26610         (read_rtx, read_rtx_1, read_rtx_variadic): Remove FILE * argument.
26611         Remove file arguments from all calls, using read_char and unread_char
26612         instead of getc and ungetc.
26613         * gensupport.c (process_include): Preserve read_md_file around
26614         the include.  Set read_md_file to the handle of the included file.
26615         Update call to read_rtx.
26616         (init_md_reader_args_cb): Set read_md_file to the handle of the file
26617         and remove local FILE *.  Update calls to read_rtx.
26619 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26621         * read-md.h (read_rtx_lineno): Rename to...
26622         (read_md_lineno): ...this.
26623         (read_rtx_filename): Rename to...
26624         (read_md_filename): ...this.
26625         (copy_rtx_ptr_loc): Rename to...
26626         (copy_md_ptr_loc): ...this.
26627         (print_rtx_ptr_loc): Rename to...
26628         (print_md_ptr_loc): ...this.
26629         * read-md.c: Likewise.  Update references after renaming.
26630         (string_obstack): Replace RTL with MD in comment.
26631         (set_rtx_ptr_loc): Rename to...
26632         (set_md_ptr_loc): ...this.
26633         (get_rtx_ptr_loc): Rename to...
26634         (get_md_ptr_loc): ...this.
26635         * genconditions.c: Update references after renaming.
26636         * genemit.c: Likewise.
26637         * genoutput.c: Likewise.
26638         * genpreds.c: Likewise.
26639         * gensupport.c: Likewise.
26640         * read-rtl.c: Likewise.
26642 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
26644         * Makefile.in (READ_MD_H): New variable.
26645         (BUILD_RTL): Add build/read-md.o.
26646         (lto-wrapper.o): Depend on coretypes.h instead of defaults.h.
26647         (build/gensupport.o, build/read-rtl.o, build/genattr.o)
26648         (build/genattrtab.o, build/genconditions.o build/genemit.o)
26649         (build/genextract.o, build/genflags.o, build/genoutput.o)
26650         (build/genpreds.o, build/genrecog.o): Depend on $(READ_MD_H).
26651         (build/read-md.o): New rule.
26652         * defaults.h (obstack_chunk_alloc, obstack_chunk_free)
26653         (OBSTACK_CHUNK_SIZE, gcc_obstack_init): Move to...
26654         * coretypes.h: ...here.
26655         * lto-wrapper.c: Include coretypes.h instead of defaults.h.
26656         * pretty-print.c (obstack_chunk_alloc, obstack_chunk_free): Delete.
26657         * genattr.c: Include read-md.h.
26658         * genattrtab.c: Likewise.
26659         * genconditions.c: Likewise.
26660         * genemit.c: Likewise.
26661         * genextract.c: Likewise.
26662         * genflags.c: Likewise.
26663         * genoutput.c: Likewise.
26664         * genpreds.c: Likewise.
26665         * genrecog.c: Likewise.
26666         * rtl.h (read_skip_spaces, copy_rtx_ptr_loc, print_rtx_ptr_loc)
26667         (join_c_conditions, print_c_condition, read_rtx_filename)
26668         (read_rtx_lineno): Move to read-md.h.
26669         * read-rtl.c: Include read-md.h.
26670         (ptr_loc, string_obstack, ptr_locs, ptr_loc_obstack)
26671         (joined_conditions, joined_conditions_obstack, read_rtx_lineno)
26672         (read_rtx_filename, fatal_with_file_and_line, fatal_expected_char)
26673         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc, get_rtx_ptr_loc)
26674         (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
26675         (print_c_condition, read_skip_spaces, read_escape, read_quoted_string)
26676         (read_braced_string, read_string): Move to read-md.c.
26677         (read_rtx): Move some initialization to init_md_reader and call
26678         init_md_reader here.
26679         * gensupport.h (message_with_line, n_comma_elts, scan_comma_elt):
26680         Move to read-md.h.
26681         * gensupport.c: Include read-md.h.
26682         (message_with_line, n_comma_elts, scan_comma_elt): Move to read-md.c.
26683         * read-md.h, read-md.c: New files.
26685 2010-06-10  Anatoly Sokolov  <aesok@post.ru>
26687         * config/moxie/moxie.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
26688         LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
26689         * config/moxie/moxie-protos.h (moxie_function_value): Remove.
26690         * config/moxie/moxie.c (moxie_function_value): Make static.
26691         (moxie_libcall_value, moxie_function_value_regno_p): New functions.
26692         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
26694 2010-06-10  Martin Jambor  <mjambor@suse.cz>
26696         * Makefile.in (tree-sra.o): Add DBGCNT_H to dependencies.
26697         * dbgcnt.def (tree_sra): New counter.
26698         * tree-sra.c: Include dbgcnt.h.
26699         (gate_intra_sra): Check tree_sra debug counter.
26701 2010-06-10  Martin Jambor  <mjambor@suse.cz>
26703         PR tree-optimization/44258
26704         * tree-sra.c (build_access_subtree): Return false iff there is a
26705         partial overlap.
26706         (build_access_trees): Likewise.
26707         (analyze_all_variable_accesses): Disqualify candidates if
26708         build_access_trees returns true for them.
26710 2010-06-10  Alexandre Oliva  <aoliva@redhat.com>
26712         PR debug/41371
26713         * var-tracking.c (find_loc_in_1pdv): Remove recursion, only
26714         tail-recurse into canonical node.  Fast-forward over
26715         non-canonical VALUEs.
26717 2010-06-10  H.J. Lu  <hongjiu.lu@intel.com>
26719         PR boostrap/44470
26720         * config/i386/i386.md (*add<mode>_1): Revert revision 160394.
26721         (*addsi_1_zext) <TYPE_LEA>: Likewise.
26722         (add lea splitter): Likewise.
26723         (add_zext lea splitter): Likewise.
26725 2010-06-10  Joseph Myers  <joseph@codesourcery.com>
26727         * common.opt (fshow-column): Don't mark as C ObjC C++ ObjC++.
26729 2010-06-10  Jan Hubicka  <jh@suse.cz>
26731         * df-problems.c (df_live_problem_data): Add live_bitmaps.
26732         (df_live_alloc): Initialize problem data and live_osbtacks.
26733         (df_live_finalize): Remove obstack, problem data; do not
26734         clear all bitmaps.
26735         (df_live_top_dump, df_live_bottom_dump): Do not dump old
26736         data when not allocated.
26737         (df_live_verify_solution_start): Do not allocate problem data.
26738         (df_live_verify_solution_end): Check if out is allocated.
26739         (struct df_md_problem_data): New structure.
26740         (df_md_alloc): Allocate problem data.
26741         (df_md_free): Free problem data; do not clear bitmaps.
26743 2010-06-10  Jan Beulich  <jbeulich@novell.com>
26745         PR bootstrap/37304
26746         * configure.ac: Replace $() with ${} when intending to expand
26747         variables rather than invoking commands.
26748         * configure: Re-generate.
26750 2010-06-10  Jan Hubicka  <jh@suse.cz>
26752         PR rtl-optimization/44460
26753         * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove
26754         TYPE_NEEDS_CONSTRUCTING sanity check.
26756 2010-06-10  Gerald Pfeifer  <gerald@pfeifer.com>
26758         * doc/include/fdl.texi: Move to GFDL version 1.3.
26760         * doc/cpp.texi: Move to GFDL version 1.3.
26761         * doc/gcc.texi: Move to GFDL version 1.3.  Fix copyright years.
26762         * doc/gccint.texi: Move to GFDL version 1.3.
26763         * doc/gcov.texi: Move to GFDL version 1.3.  Update copyright years.
26764         * doc/install.texi: Move to GFDL version 1.3.  Fix copyright years.
26765         * doc/invoke.texi: Move to GFDL version 1.3.
26767 2010-06-09  Jan Hubicka  <jh@suse.cz>
26769         * ipa-pure-const.c (propagate_pure_const, propagate_noreturn):
26770         Break out from ...
26771         (propagate) ... here; swap the order.
26773 2010-06-09  Jan Hubicka  <jh@suse.cz>
26775         * bitmap.c (bitmap_elt_insert_after, bitmap_first_set_bit,
26776         bitmap_first_set_bit, bitmap_last_set_bit, bitmap_last_set_bit,
26777         bitmap_and_into, bitmap_and_compl_into, bitmap_set_range,
26778         bitmap_compl_and_into, bitmap_elt_ior): Use checking asserts.
26780 2010-06-09  Changpeng Fang  <changpeng.fang@amd.com>
26782         * tree-ssa-loop-prefetch.c (gather_memory_references_ref):
26783         Do not the gather memory reference in the outer loop if the step
26784         is not a constant.
26786 2010-06-09  Changpeng Fang  <changpeng.fang@amd.com>
26788         * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO) :
26789         Change the PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO threshold value from
26790         8 to 4.  Minor change of the related comments.
26792 2010-06-09  Sebastian Pop  <sebastian.pop@amd.com>
26794         * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
26795         the scev analysis when the variable is not used outside the loop
26796         in a close phi node: call compute_overall_effect_of_inner_loop.
26798 2010-06-09  Sebastian Pop  <sebastian.pop@amd.com>
26800         * graphite-sese-to-poly.c (single_pred_cond): Renamed
26801         single_pred_cond_non_loop_exit.  Return NULL for loop exit edges.
26802         (build_sese_conditions_before): Renamed call to single_pred_cond.
26803         (build_sese_conditions_after): Same.
26805 2010-06-09  Sebastian Pop  <sebastian.pop@amd.com>
26807         * graphite-poly.h: Fix comments and indentation.
26808         * graphite-sese-to-poly.c: Same.
26809         (build_sese_conditions_before): Compute stmt and gbb only when needed.
26810         * tree-chrec.c: Fix comments and indentation.
26811         (tree-ssa-loop-niter.c): Same.
26813 2010-06-09  Eric Botcazou  <ebotcazou@adacore.com>
26815         PR rtl-optimization/42461
26816         * dce.c (deletable_insn_p): Return true for const or pure calls again.
26817         * except.c (insn_could_throw_p): Return false if !flag_exceptions.
26819 2010-06-09  Jan Hubicka  <jh@suse.cz>
26821         * bitmap.c (bitmap_and): Walk array forward.
26822         (bitmap_and_compl_into): Likewise.
26823         (bitmap_xor): Likewise.
26824         (bitmap_xor_into):  Likewise.
26825         (bitmap_equal_p): Likewise.
26826         (bitmap_intersect_p): Likewise.
26827         (bitmap_intersect_compl_p): Likewise.
26828         (bitmap_ior_and_into): Likewise.
26829         (bitmap_elt_copy): Likewise.
26830         (bitmap_and_compl): Likewise.
26831         (bitmap_elt_ior): Likewise.
26833 2010-06-09  Dave Korn  <dave.korn.cygwin@gmail.com>
26835         * opts-common.c (prune_options): Ensure replacement argv array
26836         is correctly terminated by a NULL entry.
26838 2010-06-09  Jan Hubicka  <jh@suse.cz>
26840         * cgraph.h (varpool_first_static_initializer,
26841         varpool_next_static_initializer): Make checking only when
26842         checking enabled.
26843         * tree-vectorizer.h (vinfo_for_stmt): Remove check.
26844         (set_vinfo_for_stmt, get_earlier_stmt, is_loop_header_bb_p): Change
26845         gcc_assert to gcc_checking_assert.
26846         * tree-flow-inline.h (gimple_vop, get_var_ann, relink_imm_use,
26847         phi_nodes, set_phi_nodes, phi_arg_index_from_use, op_iter_next_use,
26848         op_iter_next_def, op_iter_next_tree, op_iter_init, op_iter_init_use,
26849         op_iter_init_phiuse, op_iter_init_phidef,
26850         array_ref_contains_indirect_ref, ref_contains_array_ref): Use
26851         gcc_checking_assert.
26852         * emit-rtl.h (set_first_insn, set_last_insn): Likewise.
26853         * tree-ssa-live.h (var_to_partition, var_to_partition_to_var,
26854         partition_is_global, live_on_entry, live_on_exit,
26855         live_merge_and_clear): Likewise.
26856         * system.h (gcc_checking_assert): New macro.
26857         * gimple.h (set_bb_seq): Use gcc_checking_assert.
26859 2010-06-09  Jason Merrill  <jason@redhat.com>
26861         * Makefile.in (TAGS): Collect tags info from c-family.
26863 2010-06-09  Jan Hubicka  <jh@suse.cz>
26865         * gimple.h (gcc_gimple_checking_assert): New macro.
26866         (gimple_set_def_ops, gimple_set_use_ops,
26867         gimple_set_vuse, gimple_set_vdef,
26868         gimple_omp_subcode, gimple_omp_set_subcode, gimple_ops, gimple_op,
26869         gimple_op_ptr, gimple_op_ptr, gimple_set_op, gimple_bind_set_block,
26870         gimple_asm_input_op, gimple_asm_input_op_ptr, gimple_asm_set_input_op,
26871         gimple_asm_output_op, gimple_asm_output_op_ptr,
26872         gimple_asm_set_output_op, gimple_asm_clobber_op,
26873         gimple_asm_set_clobber_op, gimple_asm_label_op,
26874         gimple_asm_set_label_op, gimple_try_set_kind,
26875         gimple_try_catch_is_cleanup, gimple_try_set_catch_is_cleanup,
26876         gimple_phi_arg, gimple_switch_num_labels, gimple_switch_set_index,
26877         gimple_switch_label, gimple_switch_set_label, gimple_omp_for_index,
26878         gimple_omp_for_index_ptr, gimple_omp_for_set_index,
26879         gimple_omp_for_initial, gimple_omp_for_initial_ptr,
26880         gimple_omp_for_set_initial, gimple_omp_for_final,
26881         gimple_omp_for_final_ptr, gimple_omp_for_set_final,
26882         gimple_omp_for_incr, gimple_omp_for_incr_ptr, gimple_omp_for_set_incr,
26883         gimple_omp_for_set_cond, gimple_omp_for_cond): Make checking
26884         conditional with ENABLE_GIMPLE_CHECKING.
26885         (gimple_phi_set_arg): Likewise; replace memcpy by assignment.
26887 2010-06-09  Sandra Loosemore  <sandra@codesourcery.com>
26889         * tree-ssa-loop-ivopts.c (adjust_setup_cost): New function.
26890         (get_computation_cost_at): Use it.
26891         (determine_use_iv_cost_condition): Likewise.
26892         (determine_iv_cost): Likewise.
26894 2010-06-09  Richard Guenther  <rguenther@suse.de>
26896         * tree-ssa-loop-niter.c (simplify_replace_tree): Do not
26897         replace constants.
26899 2010-06-09  Kai Tietz  <kai.tietz@onevision.com>
26901         * c-objc-common.c (c_tree_printer): Pre-intialize t by NULL_TREE.
26903 2010-06-09  Martin Jambor  <mjambor@suse.cz>
26905         PR tree-optimization/44423
26906         * tree-sra.c (dump_access): Dump also grp_assignment_read.
26907         (analyze_access_subtree): Pass negative allow_replacements to children
26908         if the current type is scalar.
26910 2010-06-09  Joern Rennecke  <joern.rennecke@embecosm.com>
26912         PR testsuite/42843
26913         * gcc-plugin.h (int plugin_is_GPL_compatible): Declare as extern "C".
26914         * doc/plugins.texi (Plugin license check): Update information
26915         on type of plugin_is_GPL_compatible.
26916         * Makefile.in (PLUGINCC): Define as $(COMPILER).
26917         (PLUGINCFLAGS): Define as $(COMPILER_FLAGS).
26919 2010-06-09  Bernd Schmidt  <bernds@codesourcery.com>
26921         * config/arm/arm.c (thumb2_reorg): New function.
26922         (arm_reorg): Call it.
26923         * config/arm/thumb2.md (define_peephole2 for flag clobbering
26924         arithmetic operations): Delete.
26926 2010-06-09  Edmar Wienskoski  <edmar@freescale.com>
26928         PR target/44067
26929         * config/rs6000/rs6000.md (DIFD): Do not split dpfp values for
26930         e500v2 target.
26932 2010-06-09  Joern Rennecke  <joern.rennecke@embecosm.com>
26934         PR plugins/44459
26935         * gcc-plugin.h: Encapsulate all declarations in extern "C".
26937 2010-06-08  Jan Hubicka  <jh@suse.cz>
26939         * basic-block.h (single_succ_edge, single_pred_edge, ei_container,
26940         ei_next, ei_prev): Do sanity checking with ENABLE_CHECKING only.
26942 2010-06-08  Sandra Loosemore  <sandra@codesourcery.com>
26944         PR tree-optimization/39874
26945         PR middle-end/28685
26946         * gimple.h (maybe_fold_and_comparisons, maybe_fold_or_comparisons):
26947         Declare.
26948         * gimple-fold.c (canonicalize_bool, same_bool_comparison_p,
26949         same_bool_result_p): New.
26950         (and_var_with_comparison, and_var_with_comparison_1,
26951         and_comparisons_1, and_comparisons, maybe_fold_and_comparisons): New.
26952         (or_var_with_comparison, or_var_with_comparison_1,
26953         or_comparisons_1, or_comparisons, maybe_fold_or_comparisons): New.
26954         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Use
26955         maybe_fold_and_comparisons or maybe_fold_or_comparisons instead
26956         of combine_comparisons.
26957         * tree-ssa-ifcombine.c (ifcombine_ifandif, ifcombine_iforif): Likewise.
26959 2010-06-08  Anatoly Sokolov  <aesok@post.ru>
26961         * config/pdp11/pdp11.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
26962         LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
26963         * config/pdp11/pdp11.c (pdp11_function_value, pdp11_libcall_value,
26964         pdp11_function_value_regno_p): New functions.
26965         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
26966         TARGET_FUNCTION_VALUE_REGNO_P): Define.
26968 2010-06-08  Kazu Hirata  <kazu@codesourcery.com>
26970         * config/arm/arm.c (arm_rtx_costs_1): Don't special case for
26971         Thumb-2 in the MINUS case.
26973 2010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
26975         * doc/tm.texi (Per-Function Data): Do not reference ggc_alloc.
26977         * doc/gty.texi (GTY Options): Document typed GC allocation and
26978         variable_size GTY option.
26980         * ggc-internal.h: New.
26982         * ggc.h: Update copyright year.
26983         (digit_string): Move to stringpool.c.
26984         (ggc_mark_stringpool, ggc_purge_stringpool, ggc_mark_roots)
26985         (gt_pch_save_stringpool, gt_pch_fixup_stringpool)
26986         (gt_pach_restore_stringpool, gt_pch_p_S, gt_pch_note_object)
26987         (init_ggc_pch, ggc_pch_count_object, ggc_pch_total_size)
26988         (ggc_pch_this_base, ggc_pch_alloc_object, ggc_pch_prepare_write)
26989         (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read)
26990         (ggc_force_collect, ggc_get_size, ggc_statistics)
26991         (ggc_print_common_statistics): Move to ggc-internal.h.
26992         (digit_vector, new_ggc_zone, destroy_ggc_zone, ggc_alloc_stat)
26993         (ggc_alloc, ggc_alloc_cleared, ggc_realloc, ggc_calloc, GGC_NEW)
26994         (GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR, ggc_alloc_rtvec)
26995         (ggc_alloc_tree, gt_pch_save, ggc_min_expand_heuristic)
26996         (ggc_min_heapsize_heuristic, ggc_alloc_zone)
26997         (ggc_alloc_zone_pass_stat): Remove.
26998         (ggc_internal_alloc_stat, ggc_internal_alloc)
26999         (ggc_internal_cleared_alloc_stat): New.
27000         (GGC_RESIZEVEC, GGC_RESIZEVAR): Redefine.
27001         (ggc_internal_vec_alloc_stat)
27002         (ggc_internal_cleared_vec_alloc_stat)
27003         (ggc_internal_vec_alloc_stat, ggc_internal_cleared_vec_alloc)
27004         (ggc_alloc_atomic_stat, ggc_alloc_atomic)
27005         (ggc_alloc_cleared_atomic, ggc_cleared_alloc_htab_ignore_args)
27006         (ggc_cleared_alloc_ptr_array_two_args): New.
27007         (htab_create_ggc, splay_tree_new_ggc): Redefine.
27008         (ggc_splay_alloc): Change the type of the first argument to
27009         enum gt_types_enum.
27010         (ggc_alloc_string): Make macro.
27011         (ggc_alloc_string_stat): New.
27012         (ggc_strdup): Redefine.
27013         (rtl_zone, tree_zone, tree_id_zone): Declare unconditionally.
27014         (ggc_alloc_rtvec_sized): New.
27015         (ggc_alloc_zone_stat): Rename to ggc_internal_alloc_zone_stat.
27016         (ggc_internal_alloc_zone_pass_stat, ggc_internal_alloc_zone_stat)
27017         (ggc_internal_cleared_alloc_zone_stat)
27018         (ggc_internal_zone_alloc_stat)
27019         (ggc_internal_zone_cleared_alloc_stat)
27020         (ggc_internal_zone_vec_alloc_stat)
27021         (ggc_alloc_zone_rtx_def_stat)
27022         (ggc_alloc_zone_tree_node_stat)
27023         (ggc_alloc_zone_cleared_tree_node_stat)
27024         (ggc_alloc_cleared_gimple_statement_d_stat): New.
27026         * ggc-common.c: Include ggc-internal.h.
27027         (ggc_internal_cleared_alloc_stat): Rename from
27028         ggc_alloc_cleared_stat.
27029         (ggc_realloc_stat): Use ggc_internal_alloc_stat.
27030         (ggc_calloc): Remove.
27031         (ggc_cleared_alloc_htab_ignore_args): New.
27032         (ggc_cleared_alloc_ptr_array_two_args): New.
27033         (ggc_splay_alloc): Add obj_type parameter.
27034         (init_ggc_heuristics): Formatting fixes.
27036         * ggc-none.c: Update copyright year.
27037         (ggc_alloc_stat): Rename to ggc_alloc_stat.
27038         (ggc_alloc_cleared_stat): Rename to
27039         ggc_internal_cleared_alloc_stat.
27040         (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New.
27042         * ggc-page.c: Update copyright year.  Include ggc-internal.h.
27043         Remove references to ggc_alloc in comments.
27044         (ggc_alloc_typed_stat): Call ggc_internal_alloc_stat.
27045         (ggc_alloc_stat): Rename to ggc_internal_alloc_stat.
27046         (new_ggc_zone, destroy_ggc_zone): Remove.
27047         (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New.
27049         * ggc-zone.c: Include ggc-internal.h.  Remove references to
27050         ggc_alloc in comments.
27051         (ggc_alloc_zone_stat): ggc_internal_alloc_zone_stat.
27052         (ggc_internal_alloc_zone_pass_stat): New.
27053         (ggc_internal_cleared_alloc_zone_stat): New.
27054         (ggc_alloc_typed_stat): Use ggc_internal_alloc_zone_pass_stat.
27055         (ggc_alloc_stat): Rename ggc_internal_alloc_stat.
27056         (new_ggc_zone, destroy_ggc_zone): Remove.
27058         * stringpool.c: Update copyright year.  Include ggc-internal.h
27059         (digit_vector): Make static.
27060         (digit_string): Moved from ggc.h.
27061         (stringpool_ggc_alloc): Use ggc_alloc_atomic.
27062         (ggc_alloc_string): Rename to ggc_alloc_string_stat.
27064         * Makefile.in (GGC_INTERNAL_H): New.
27065         (ggc_common.o, ggc-page.o, ggc-zone.o, stringpool.o): Add
27066         $(GGC_INTERNAL_H) to dependencies.
27068         * gengtype.c: Update copyright year.
27069         (walk_type): Accept variable_size GTY option.
27070         (USED_BY_TYPED_GC_P): New macro.
27071         (write_enum_defn): Use USED_BY_TYPED_GC_P.  Do not output
27072         whitespace at the end of strings.
27073         (get_type_specifier, variable_size_p): New functions.
27074         (alloc_quantity, alloc_zone): New enums.
27075         (write_typed_alloc_def): New function.
27076         (write_typed_struct_alloc_def): Likewise.
27077         (write_typed_typed_typedef_alloc_def): Likewise.
27078         (write_typed_alloc_defns): Likewise.
27079         (output_typename, write_splay_tree_allocator_def): Likewise.
27080         (write_splay_tree_allocators): Likewise.
27081         (main): Call write_typed_alloc_defns and
27082         write_splay_tree_allocators.
27084         * lto-streamer.h (lto_file_decl_data_ptr): New.
27086         * passes.c (order): Define using cgraph_node_ptr.
27088         * strinpool.c (struct string_pool_data): Declare nested_ptr using
27089         ht_identifier_ptr.
27091         * gimple.h (union gimple_statement_d): Likewise.
27093         * rtl.h (struct rtx_def): Likewise.
27094         (struct rtvec_def): Likewise.
27096         * tree.h (union tree_node): Likewise.
27098         * tree-ssa-operands.h (struct ssa_operand_memory_d): Likewise.
27100         * cfgloop.c (record_loop_exits): Use htab_create_ggc.
27102         * tree-scalar-evolution.c (scev_initialize): Likewise.
27104         * alias.c (record_alias_subset): Update splay_tree_new_ggc call.
27106         * dwarf2asm.c (dw2_force_const_mem): Likewise.
27108         * omp-low.c (lower_omp_critical): Likewise.
27110         * bitmap.h (struct bitmap_head_def): Update comment to not
27111         reference ggc_alloc.
27113         * config/pa/pa.c (get_deferred_label): Use GGC_RESIZEVEC.
27115         * ira.c (fix_reg_equiv_init): Use GGC_RESIZEVEC.
27117         * ipa-prop.c (duplicate_ggc_array): Rename to
27118         duplicate_ipa_jump_func_array.  Use typed GC allocation.
27119         (ipa_edge_duplication_hook): Call duplicate_ipa_jump_func_array.
27121         * gimple.c (gimple_alloc_stat): Use
27122         ggc_alloc_cleared_gimple_statement_d_stat.
27124         * varasm.c (create_block_symbol): Use ggc_alloc_zone_rtx_def.
27126         * tree.c (make_node_stat): Use
27127         ggc_alloc_zone_cleared_tree_node_stat.
27128         (make_tree_vec_stat): Likewise.
27129         (build_vl_exp_stat): Likewise.
27130         (copy_node_stat): Use ggc_alloc_zone_tree_node_stat.
27131         (make_tree_binfo_stat): Likewise.
27132         (tree_cons_stat): Likewise.
27134         * rtl.c (rtx_alloc_stat): Use ggc_alloc_zone_rtx_def_stat.
27135         (shallow_copy_rtx_stat): Likewise.
27136         (make_node_stat): Likewise.
27138         * lto-symtab.c: Fix comment.
27140         * tree-cfg.c (create_bb): Update comment to not reference
27141         ggc_alloc_cleared.
27142         * tree-ssa-structalias.c (struct heapvar_for_stmt): Fix param_is value.
27144         * varpool.c (varpool_node): Use typed GC allocation.
27145         (varpool_extra_name_alias): Likewise.
27147         * varasm.c (emutls_decl): Likewise.
27148         (get_unnamed_section): Likewise.
27149         (get_noswitch_section): Likewise.
27150         (get_section): Likewise.
27151         (get_block_for_section): Likewise.
27152         (build_constant_desc): Likewise.
27153         (create_constant_pool): Likewise.
27154         (force_const_mem): Likewise.
27156         * tree.c (build_vl_exp_stat): Likewise.
27157         (build_real): Likewise.
27158         (build_string): Likewise.
27159         (decl_debug_expr_insert): Likewise.
27160         (decl_value_expr_insert): Likewise.
27161         (type_hash_add): Likewise.
27162         (build_omp_clause): Likewise.
27164         * tree-ssanames.c (duplicate_ssa_name_ptr_info): Likewise.
27166         * tree-ssa.c (init_tree_ssa): Likewise.
27168         * tree-ssa-structalias.c (heapvar_insert): Likewise.
27170         * tree-ssa-operands.c (ssa_operand_alloc): Likewise.
27172         * tree-ssa-loop-niter.c (record_estimate): Likewise.
27174         * tree-ssa-alias.c (get_ptr_info): Likewise.
27176         * tree-scalar-evolution.c (new_scev_info_str): Likewise.
27178         * tree-phinodes.c (allocate_phi_node): Likewise.
27180         * tree-iterator.c (tsi_link_before): Likewise.
27181         (tsi_link_after): Likewise.
27183         * tree-eh.c (add_stmt_to_eh_lp_fn): Likewise.
27185         * tree-dfa.c (create_var_ann): Likewise.
27187         * tree-cfg.c (create_bb): Likewise.
27189         * toplev.c (alloc_for_identifier_to_locale): Likewise.
27190         (general_init): Likewise.
27192         * stringpool.c (stringpool_ggc_alloc): Likewise.
27193         (gt_pch_save_stringpool): Likewise.
27195         * sese.c (if_region_set_false_region): Likewise.
27197         * passes.c (do_per_function_toporder): Likewise.
27199         * optabs.c (set_optab_libfunc): Likewise.
27200         (set_conv_libfunc): Likewise.
27202         * lto-symtab.c (lto_symtab_register_decl): Likewise.
27204         * lto-streamer-in.c (lto_input_eh_catch_list): Likewise.
27205         (input_eh_region): Likewise.
27206         (input_eh_lp): Likewise.
27207         (make_new_block): Likewise.
27208         (unpack_ts_real_cst_value_fields): Likewise.
27210         * lto-section-in.c (lto_new_in_decl_state): Likewise.
27212         * lto-cgraph.c (input_node_opt_summary): Likewise.
27214         * loop-init.c (loop_optimizer_init): Likewise.
27216         * lambda.h (lambda_vector_new): Likewise.
27218         * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
27220         * ira.c (update_equiv_regs): Likewise.
27222         * ipa.c (cgraph_node_set_new): Likewise.
27223         (cgraph_node_set_add): Likewise.
27224         (varpool_node_set_new): Likewise.
27225         (varpool_node_set_add): Likewise.
27227         * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
27228         (duplicate_ipa_jump_func_array): Likewise.
27229         (ipa_read_node_info): Likewise.
27231         * ipa-cp.c (ipcp_create_replace_map): Likewise.
27233         * integrate.c (get_hard_reg_initial_val): Likewise.
27235         * gimple.c (gimple_alloc_stat): Likewise.
27236         (gimple_build_omp_for): Likewise.
27237         (gimple_seq_alloc): Likewise.
27238         (gimple_copy): Likewise.
27240         * gimple-iterator.c (gsi_insert_before_without_update): Likewise.
27241         (gsi_insert_after_without_update): Likewise.
27243         * function.c (add_frame_space): Likewise.
27244         (insert_temp_slot_address): Likewise.
27245         (assign_stack_temp_for_type): Likewise.
27246         (allocate_struct_function): Likewise.
27247         (types_used_by_var_decl_insert): Likewise.
27249         * except.c (init_eh_for_function): Likewise.
27250         (gen_eh_region): Likewise.
27251         (gen_eh_region_catch): Likewise.
27252         (gen_eh_landing_pad): Likewise.
27253         (add_call_site): Likewise.
27255         * emit-rtl.c (get_mem_attrs): Likewise.
27256         (get_reg_attrs): Likewise.
27257         (start_sequence): Likewise.
27258         (init_emit): Likewise.
27260         * dwarf2out.c (new_cfi): Likewise.
27261         (queue_reg_save): Likewise.
27262         (dwarf2out_frame_init): Likewise.
27263         (new_loc_descr): Likewise.
27264         (find_AT_string): Likewise.
27265         (new_die): Likewise.
27266         (add_var_loc_to_decl): Likewise.
27267         (clone_die): Likewise.
27268         (clone_as_declaration): Likewise.
27269         (break_out_comdat_types): Likewise.
27270         (new_loc_list): Likewise.
27271         (loc_descriptor): Likewise.
27272         (add_loc_descr_to_each): Likewise.
27273         (add_const_value_attribute): Likewise.
27274         (tree_add_const_value_attribute): Likewise.
27275         (add_comp_dir_attribute): Likewise.
27276         (add_name_and_src_coords_attributes): Likewise.
27277         (lookup_filename): Likewise.
27278         (store_vcall_insn): Likewise.
27279         (dwarf2out_init): Likewise.
27281         * dbxout.c (dbxout_init): Likewise.
27283         * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
27285         * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
27287         * config/score/score7.c (score7_output_external): Likewise.
27289         * config/score/score3.c (score3_output_external): Likewise.
27291         * config/s390/s390.c (s390_init_machine_status): Likewise.
27293         * config/rs6000/rs6000.c (builtin_function_type): Likewise.
27294         (rs6000_init_machine_status): Likewise.
27295         (output_toc): Likewise.
27297         * config/pa/pa.c (pa_init_machine_status): Likewise.
27298         (get_deferred_plabel): Likewise.
27300         * config/moxie/moxie.c (moxie_init_machine_status): Likewise.
27302         * config/mmix/mmix.c (mmix_init_machine_status): Likewise.
27304         * config/mips/mips.c (mflip_mips16_use_mips16_p): Likewise.
27306         * config/mep/mep.c (mep_init_machine_status): Likewise.
27307         (mep_note_pragma_flag): Likewise.
27309         * config/m32c/m32c.c (m32c_init_machine_status): Likewise.
27311         * config/iq2000/iq2000.c (iq2000_init_machine_status): Likewise.
27313         * config/ia64/ia64.c (ia64_init_machine_status): Likewise.
27315         * config/i386/winnt.c (i386_pe_record_external_function): Likewise.
27316         (i386_pe_maybe_record_exported_symbol): Likewise.
27318         * config/i386/i386.c (get_dllimport_decl): Likewise.
27319         (ix86_init_machine_status): Likewise.
27320         (assign_386_stack_local): Likewise.
27322         * config/frv/frv.c (frv_init_machine_status): Likewise.
27324         * config/darwin.c (machopic_indirection_name): Likewise.
27326         * config/cris/cris.c (cris_init_machine_status): Likewise.
27328         * config/bfin/bfin.c (bfin_init_machine_status): Likewise.
27330         * config/avr/avr.c (avr_init_machine_status): Likewise.
27332         * config/arm/arm.c (arm_init_machine_status): Likewise.
27334         * config/alpha/alpha.c (alpha_init_machine_status): Likewise.
27335         (alpha_need_linkage): Likewise.
27336         (alpha_use_linkage): Likewise.
27338         * cgraph.c (cgraph_allocate_node): Likewise.
27339         (cgraph_create_edge_1): Likewise.
27340         (cgraph_create_indirect_edge): Likewise.
27341         (cgraph_add_asm_node): Likewise.
27343         * cfgrtl.c (init_rtl_bb_info): Likewise.
27345         * cfgloop.c (alloc_loop): Likewise.
27346         (rescan_loop_exit): Likewise.
27348         * cfg.c (init_flow): Likewise.
27349         (alloc_block): Likewise.
27350         (unchecked_make_edge): Likewise.
27352         * c-parser.c (c_parse_init): Likewise.
27353         (c_parse_file): Likewise.
27355         * c-decl.c (bind): Likewise.
27356         (record_inline_static): Likewise.
27357         (push_scope): Likewise.
27358         (make_label): Likewise.
27359         (lookup_label_for_goto): Likewise.
27360         (finish_struct): Likewise.
27361         (finish_enum): Likewise.
27362         (c_push_function_context): Likewise.
27364         * bitmap.c (bitmap_element_allocate): Likewise.
27365         (bitmap_gc_alloc_stat): Likewise.
27367         * alias.c (record_alias_subset): Likewise.
27368         (init_alias_analysis): Likewise.
27370 2010-06-08  Shujing Zhao  <pearly.zhao@oracle.com>
27372         * fold-const.c (fold_comparison): Remove redundant parenthesis.
27373         * tree-inline.c (expand_call_inline): Pass translated return value of
27374         cgraph_inline_failed_string to diagnostic function.
27376 2010-06-08  Andrew Pinski  <pinskia@gmail.com>
27377             Shujing Zhao  <pearly.zhao@oracle.com>
27379         PR c/37724
27380         * c-typeck.c (convert_for_assignment): Call pedwarn_init if the
27381         implicit bad conversions is initialization.
27382         (error_init): Use gmsgid instead of msgid for argument name and change
27383         the call for error.
27384         (pedwarn_init): Use gmsgid instead of msgid for argument name and
27385         change the call for pedwarn.
27386         (warning_init): Use gmsgid instead of msgid for argument name and
27387         change the call for warning.
27389 2010-06-07  Nathan Froyd  <froydnj@codesourcery.com>
27391         * config/mips/mips-protos.h (mips_print_operand): Delete.
27392         (mips_print_operand_address): Delete.
27393         * config/mips/mips.h (mips_print_operand_punct): Delete.
27394         (PRINT_OPERAND): Delete.
27395         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
27396         (PRINT_OPERAND_ADDRESS): Delete.
27397         * config/mips/mips.c (mips_print_operand_punct): Make static.
27398         (mips_print_operand_address): Make static.
27399         (mips_print_operand): Make static.  Call
27400         mips_print_operand_punct_valid_p.
27401         (mips_print_operand_punct_valid_p): New function.
27402         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
27403         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
27405 2010-06-07  Jan Hubicka  <jh@suse.cz>
27407         PR middle-end/44454
27408         (df_lr_top_dump, df_lr_bottom_dump): Check that in/out bitmaps
27409         are allocated.
27411 2010-06-07  Kaz Kojima  <kkojima@gcc.gnu.org>
27413         * config/sh/sh.c (sh_build_builtin_va_list): Set tree type
27414         name of RECORD.
27416 2010-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27418         * doc/sourcebuild.texi (Effective-Target Keywords, Other
27419         attributes): Document gas.
27421 2010-06-07  Uros Bizjak  <ubizjak@gmail.com>
27423         * config/i386/i386.md (*add<mode>_1): Remove alternative 2.
27424         <TYPE_LEA>: Split instruction.
27425         <default>: Remove alternative 2 handling.
27426         (*addsi_1_zext) <TYPE_LEA>: Split instruction.
27427         (add lea splitter): Generate SImode lea for mode sizes <= SImode.
27428         (add_zext lea splitter): Use ix86_lea_for_add_ok in insn predicate.
27430         (*movsi_1) <TYPE_LEA>: Use %a modifier to output operand 1.
27431         (ashift_zext lea splitter): Use DImode for multiplication.
27433         * config/i386/i386.c (ix86_expand_epilogue): Do not use ix86_gen_add
27434         to generate addition.
27436 2010-06-07  Joseph Myers  <joseph@codesourcery.com>
27438         * common.opt (fira-verbose): Use Var.
27439         (fpcc-struct-return): Use Init instead of VarExists.
27440         * defaults.h (DEFAULT_PCC_STRUCT_RETURN): Move definition from
27441         toplev.c.
27442         * flags.h (flag_signed_char, flag_short_enums,
27443         flag_pcc_struct_return, flag_ira_verbose,
27444         flag_detailed_statistics, flag_remove_unreachable_functions): Remove.
27445         * toplev.c (flag_detailed_statistics, flag_signed_char,
27446         flag_short_enums, flag_pcc_struct_return, flag_ira_verbose): Remove.
27447         (DEFAULT_PCC_STRUCT_RETURN): Move definition to defaults.h.
27448         * toplev.h (flag_crossjumping, flag_if_conversion,
27449         flag_if_conversion2, flag_keep_static_consts, flag_peel_loops,
27450         flag_rerun_cse_after_loop, flag_thread_jumps, flag_tracer,
27451         flag_unroll_loops, flag_unroll_all_loops, flag_unswitch_loops,
27452         flag_cprop_registers, time_report, flag_ira_loop_pressure,
27453         flag_ira_coalesce, flag_ira_move_spills,
27454         flag_ira_share_save_slots, flag_ira_share_spill_slots): Remove.
27456 2010-06-07  Jan Hubicka  <jh@suse.cz>
27458         * df-core.c (df_analyze_problem): Do verification after allocation.
27460         * df-problems.c (df_lr_problem_data): Add lr_bitmaps.
27461         (df_lr_alloc): Initialize problem data; move bitmaps to
27462         lr_bitmaps obstack.
27463         (df_lr_finalize): Free problem data; do not bother to free bitmaps.
27464         (df_lr_verify_solution_start): Do not initialize problem data;
27465         allocate bitmaps in lr_bitmaps.
27466         (df_lr_verify_solution_end): Do not free problem data.
27468 2010-06-07  Jan Hubicka  <jh@suse.cz>
27470         * cgraph.c (cgraph_edge_cannot_lead_to_return): Also check
27471         if caller is noreturn.
27472         * ipa-reference.c (analyze_function): Use ipa_ref_cannot_lead_to_return
27473         * ipa-ref.h (ipa_ref_cannot_lead_to_return): New function.
27474         * ipa-ref.c (ipa_ref_cannot_lead_to_return): New function.
27475         * ipa-pure-const.c (check_decl): Add IPA parameter.
27476         (state_from_flags): New function.
27477         (better_state, worse_state): New functions.
27478         (check_call): When in IPA mode, do not care about callees.
27479         (check_load, check_store): Update.
27480         (check_ipa_load, check_ipa_store): New.
27481         (check_stmt): When in IPA mode, use IPA checkers.
27482         (analyze_function): Use state_from_flags.
27483         (propagate): Check indirect edges and references.
27485 2010-06-07  Kazu Hirata  <kazu@codesourcery.com>
27487         PR rtl-optimization/44404
27488         * auto-inc-dec.c (find_inc): Use reg_overlap_mentioned_p instead
27489         of count_occurrences to see if it's safe to modify mem_insn.
27491 2010-06-07  Richard Guenther  <rguenther@suse.de>
27493         * gimplify.c (gimplify_cleanup_point_expr): For empty body
27494         and EH-only cleanup drop the cleanup instead of inserting it
27495         unconditionally.
27497 2010-06-07  Ira Rosen  <irar@il.ibm.com>
27499         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Update
27500         documentation.
27501         * targhooks.c (default_builtin_vectorization_cost): New function.
27502         * targhooks.h (default_builtin_vectorization_cost): Declare.
27503         * target.h (enum vect_cost_for_stmt): Define.
27504         (builtin_vectorization_cost): Change argument and comment.
27505         * tree-vectorizer.h: Remove cost model macros.
27506         * tree-vect-loop.c: Include target.h.
27507         (vect_get_cost): New function.
27508         (vect_estimate_min_profitable_iters): Replace cost model macros with
27509         calls to vect_get_cost.
27510         (vect_model_reduction_cost, vect_model_induction_cost): Likewise.
27511         * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Add
27512         default implementation.
27513         * tree-vect-stmts.c (cost_for_stmt): Replace cost model macros with
27514         calls to target hook builtin_vectorization_cost.
27515         (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
27516         Likewise.
27517         * Makefile.in (tree-vect-loop.o): Add dependency on TARGET_H.
27518         * config/spu/spu.c (spu_builtin_vectorization_cost): Replace with new
27519         implementation to return costs.
27520         * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
27521         * config/spu/spu.h: Remove vectorizer cost model macros.
27522         * config/i386/i386.h: Likewise.
27523         * tree-vect-slp.c (vect_build_slp_tree): Replace cost model macro with
27524         a call to target hook builtin_vectorization_cost.
27526 2010-06-06  Sriraman Tallam  <tmsriram@google.com>
27528         PR target/44319
27529         * config/i386/i386.c (override_options): Turn zee pass on for level 2
27530         and above and defer till target is known.
27531         (optimization_options): Turn on zee pass if TARGET_64BIT is set and
27532         turn off otherwise.
27534 2010-05-25  Jan Hubicka  <jh@suse.cz>
27536         * df-core.c (df_set_blocks): Use bitmap_head instead of bitmap.
27537         (df_compact_blocks): Likewise.
27538         * df.h (struct df): Turn hardware_regs_used,
27539         regular_block_artificial_uses, eh_block_artificial_uses,
27540         insns_to_delete, insns_to_rescan, insns_to_notes_rescan into
27541         bitmap_head.
27542         * df-problems.c (df_lr_local_compute, df_lr_confluence_0,
27543         df_byte_lr_alloc, df_simulate_fixup_sets): Update.
27544         * df-scan.c (df_scan_free_internal, df_scan_alloc, df_scan_start_dump,
27545         df_scan_blocks, df_insn_delete, df_insn_rescan,
27546         df_insn_rescan_debug_internal, df_insn_rescan_all,
27547         df_process_deferred_rescans, df_process_deferred_rescans,
27548         df_notes_rescan, df_get_call_refs, df_get_call_refs,
27549         regs_invalidated_by_call_regset, df_get_call_refs, df_bb_refs_collect,
27550         df_record_entry_block_defs, df_record_exit_block_uses,
27551         df_update_exit_block_uses, df_bb_verify, df_entry_block_bitmap_verify,
27552         df_scan_verify): Update.
27554 2010-05-25  Dodji Seketeli  <dodji@redhat.com>
27556         PR c++/44188
27557         * c-common.c (is_typedef_decl): Move this definition ...
27558         * tree.c (is_typedef_decl): ... here.
27559         (typdef_variant_p): Move definition here from cp/tree.c.
27560         * c-common.h (is_typedef_decl): Move this declaration ...
27561         * tree.h (is_typedef_decl): ... here.
27562         (typedef_variant_p): Move declaration here from cp/cp-tree.h
27563         * dwarf2out.c (is_naming_typedef_decl): New function.
27564         (gen_tagged_type_die): Split out of ...
27565         (gen_type_die_with_usage): ... this function. When an anonymous
27566         tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
27567         is emitted for the typedef.
27568         (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
27569         anonymous tagged types.
27571 2010-06-06  Manuel López-Ibáñez  <manu@gcc.gnu.org>
27573         PR c/20000
27574         * c-decl.c (grokdeclarator): Delete warning.
27576 2010-06-06  Eric Botcazou  <ebotcazou@adacore.com>
27578         * stor-layout.c (self_referential_size): Set UNKNOWN_LOCATION on the
27579         newly built CALL_EXPR.
27580         * tree-profile.c (tree_profiling): Don't profile functions produced
27581         for built-in stuff.
27583 2010-06-06  Segher Boessenkool  <segher@kernel.crashing.org>
27585         PR bootstrap/44427
27586         PR bootstrap/44428
27587         * genautomata.c (SET_BIT, CLEAR_BIT, TEST_BIT): Make these macros
27588         endianness-independent.
27590 2010-06-05  Steven Bosscher  <steven@gcc.gnu.org>
27592         * c-common.c: Move to c-family/.
27593         * c-common.def: Likewise.
27594         * c-common.h: Likewise.
27595         * c-cppbuiltin.c: Likewise.
27596         * c-dump.c: Likewise.
27597         * c-format.c: Likewise.
27598         * c-format.h : Likewise.
27599         * c-gimplify.c: Likewise.
27600         * c-lex.c: Likewise.
27601         * c-omp.c: Likewise.
27602         * c.opt: Likewise.
27603         * c-opts.c: Likewise.
27604         * c-pch.c: Likewise.
27605         * c-ppoutput.c: Likewise.
27606         * c-pragma.c: Likewise.
27607         * c-pragma.h: Likewise.
27608         * c-pretty-print.c: Likewise.
27609         * c-pretty-print.h: Likewise.
27610         * c-semantics.c: Likewise.
27611         * stub-objc.c: Likewise.
27613         * gengtype.c (get_file_langdir): Special-case files in c-family/.
27614         (get_output_file_with_visibility): Fix name for c-common.h.
27615         * c-config-lang.in: Update paths in gtfiles for files in c-family/.
27617         * c-tree.h: Update include path for moved files.
27618         * c-lang.c: Likewise.
27619         * c-lang.h: Likewise.
27620         * c-parser.c: Likewise.
27621         * c-convert.c: Likewise.
27622         * c-decl.c: Likewise.
27623         * c-objc-common.c: Likewise.
27624         * configure.ac: Make sure c-family/ exists in the build directory.
27625         * configure: Regenerate.
27626         * Makefile.in: Update paths for moved files.  Regroup files per
27627         location and update dependencies.  Move generated_files down after
27628         ALL_GTFILES_H.
27630         * config/spu/spu-c.c: Update paths for moved files.
27631         * config/mep/mep-pragma.c: Likewise.
27632         * config/darwin-c.c: Likewise.
27633         * config/i386/msformat-c.c: Likewise.
27634         * config/i386/i386-c.c: Likewise.
27635         * config/avr/avr-c.c: Likewise.
27636         * config/sol2-c.c: Likewise.
27637         * config/ia64/ia64-c.c: Likewise.
27638         * config/rs6000/rs6000-c.c: Likewise.
27639         * config/arm/arm.c: Likewise.
27640         * config/arm/arm-c.c: Likewise.
27641         * config/h8300/h8300.c: Likewise.
27642         * config/v850/v850-c.c: Likewise.
27644         * config/t-darwin: Fix dependencies for moved files.
27645         * config/t-sol2: Fix dependencies for moved files.
27646         * config/mep/t-mep: Fix dependencies for moved files.
27647         * config/ia64/t-ia64: Fix dependencies for moved files.
27648         * config/rs6000/t-rs6000: Fix dependencies for moved files.
27649         * config/v850/t-v850: Fix dependencies for moved files.
27650         * config/v850/t-v850e: Fix dependencies for moved files.
27652         * config/m32c/m32c-pragma.c
27654         * po/exgettext: Look in c-family/ also.
27656 2010-06-05  Eric Botcazou  <ebotcazou@adacore.com>
27658         * tree-ssa-dce.c (mark_last_stmt_necessary): New function.
27659         (mark_control_dependent_edges_necessary): Call it instead of marking
27660         the last statement manually.
27661         (propagate_necessity): Likewise.
27663 2010-06-05  Jan Hubicka  <jh@suse.cz>
27665         * basic-block.h (compute_dominance_frontiers): Updated.
27666         (compute_idf): Likewise.
27668         * tree-into-ssa.c (insert_phi_nodes): Use bitmap heads
27669         for dominance frontiers.
27670         (rewrite_into_ssa): Update for bitmap heads in dominance frontiers.
27671         (insert_updated_phi_nodes_for): Likewise.
27672         (update_ssa): Likewise.
27673         * cfganal.c (compute_dominance_frontiers_1): Likewise.
27674         (compute_dominance_frontiers): Likewise.
27675         (compute_idf): Likewise.
27676         * df-problems.c (df_md_local_compute): Likewise.
27678 2010-06-05  Anatoly Sokolov  <aesok@post.ru>
27680         * target.h (struct gcc_target): Add memory_move_cost field.
27681         * target-def.h (TARGET_MEMORY_MOVE_COST): New.
27682         (TARGET_INITIALIZER): Use TARGET_MEMORY_MOVE_COST.
27683         * targhooks.c (default_memory_move_cost): New function.
27684         * targhooks.h (default_memory_move_cost): Declare function.
27685         * reload.h (memory_move_cost): Declare.
27686         (memory_move_secondary_cost): Change type of 'in' argument to bool.
27687         * reginfo.c (memory_move_cost): New function.
27688         (memory_move_secondary_cost): Change type of 'in' argument to bool.
27689         * ira.h (ira_memory_move_cost): Update comment.
27690         * ira.c (ira_memory_move_cost): Update comment.
27691         (setup_class_subset_and_memory_move_costs): Replace MEMORY_MOVE_COST
27692         with memory_move_cost.
27693         * postreload.c (reload_cse_simplify_set): (Ditto.).
27694         * reload1.c (choose_reload_regs): (Ditto.).
27695         * doc/tm.texi (TARGET_MEMORY_MOVE_COST): New.
27696         (MEMORY_MOVE_COST):  Revise documentation.
27698         * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro.
27699         * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove.
27700         * config/i386/i386.h (ix86_memory_move_cost): Make static. Change
27701         type of 'in' argument to bool.
27702         (TARGET_MEMORY_MOVE_COST): Define.
27704 2010-06-05  Jan Hubicka  <jh@suse.cz>
27706         * ipa-pure-const.c (propagate): Fix typo in handling of functions
27707         that cannot return.  Be more careful when merging the results with
27708         previously known ones.
27710 2010-06-05  Matthias Klose  <doko@ubuntu.com>
27712         * gcc.c (cc1_options, cpp_unique_options): Use find-plugindir spec
27713         function to add the -iplugindir option.
27714         (find_plugindir_spec_function): Add new declaration and function.
27715         (static_spec_func): Use it for "find-plugindir".
27717 2010-06-05  Jakub Jelinek  <jakub@redhat.com>
27719         PR c++/44361
27720         * c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR.
27721         * c-parser.c (c_parser_postfix_expression): Call mark_exp_read on
27722         statement expression.
27724 2010-06-05  Jan Hubicka  <jh@suse.cz>
27726         * df-problems.c (seen_in_block, seen_in_insn): Convert to bitmap_head.
27727         (df_rd_problem_data): Convert sparse_invalidated_by_call,
27728         dense_invalidated_by_call to bitmap head.
27729         (df_rd_alloc, df_rd_bb_local_compute_process_def,
27730         df_rd_bb_local_compute, df_rd_confluence_n, df_rd_transfer_function,
27731         df_rd_start_dump, df_lr_verify_transfer_functions,
27732         df_live_verify_transfer_functions, df_chain_create_bb,
27733         df_chain_add_problem, df_byte_lr_check_regs, df_byte_lr_alloc,
27734         df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_note_compute,
27735         df_simulate_one_insn_forwards, df_md_alloc,
27736         df_md_bb_local_compute_process_def,
27737         df_md_bb_local_compute_process_def, df_md_local_compute,
27738         df_md_transfer_function df_md_free): Update.
27740 2010-06-05  Joseph Myers  <joseph@codesourcery.com>
27742         PR c/44322
27743         * c-typeck.c (build_unary_op): Merge qualifiers into pointer
27744         target type for ADDR_EXPR; require no changes to qualifiers except
27745         for function types.
27746         * c-tree.h (c_build_type_variant): Remove.
27748 2010-06-05  Segher Boessenkool  <segher@kernel.crashing.org>
27750         * genautomata.c (get_excl_set): Do work per element, not per char.
27751         (check_presence_pattern_sets): Similar.
27752         (check_absence_pattern_sets): Similar.
27754 2010-06-05  Segher Boessenkool  <segher@kernel.crashing.org>
27756         * genautomata.c (curr_state_pass_num): Delete.
27757         (min_issue_delay_pass_states): Delete.
27758         (min_issue_delay): Delete.
27759         (initiate_min_issue_delay_pass_states): Delete.
27760         (output_min_issue_delay_table): Compute min_issue_delay_vect
27761         using a breadth-first search variant.
27762         (output_tables): Don't call initiate_min_issue_delay_pass_states.
27764 2010-06-04  H.J. Lu  <hongjiu.lu@intel.com>
27766         PR boostrap/44421
27767         * df-problems.c (df_lr_bb_local_compute): Updated for embedded bitmaps.
27768         (df_byte_lr_bb_local_compute): Likewise.
27770 2010-06-03  Jason Merrill  <jason@redhat.com>
27772         Implement noexcept operator (5.3.7)
27773         * c-common.c (c_common_reswords): Add noexcept.
27774         * c-common.h (enum rid): Add RID_NOEXCEPT.
27776 2010-06-04  Joseph Myers  <joseph@codesourcery.com>
27778         * config/darwin-driver.c (darwin_default_min_version): Use
27779         GCC-specific formats in diagnostics.
27780         * cppspec.c (lang_specific_driver): Use GCC-specific formats in
27781         diagnostics.
27782         * gcc.c (translate_options, read_specs, add_sysrooted_prefix,
27783         execute, process_command, end_going_arg, do_self_spec, do_spec_1,
27784         eval_spec_function, handle_braces, process_brace_body, main,
27785         perror_with_name, used_arg, set_multilib_dir, print_multilib_info,
27786         getenv_spec_function, compare_version_strings,
27787         version_compare_spec_function): Use GCC-specific formats in
27788         diagnostics.
27790 2010-06-04  Uros Bizjak  <ubizjak@gmail.com>
27792         * config/i386/i386.md (*addhi_1_lea) <TYPE_INCDEC, default>: Assert
27793         that operand 0 and operand 1 are equal.
27794         (*addqi_1_lea) <TYPE_INCDEC, default>: Ditto.
27795         (*add<mode>_2) <TYPE_INCDEC>: Remove assert that operand 0
27796         and operand 1 are equal.
27797         <default>: Ditto.  Remove ??? comment.
27798         (*add<mode>_3) <TYPE_INCDEC>: Remove assert that operand 0
27799         and operand 1 are equal.
27800         <default>: Ditto.  Remove ??? comment.
27801         (*adddi_4) <default>: Remove assert that operand 0 and operand 1
27802         are equal.
27803         (*add<mode>_4) <default>: Ditto.
27804         (*add<mode>_5) <TYPE_INCDEC, default>: Ditto.
27806 2010-06-04  Nathan Froyd  <froydnj@codesourcery.com>
27808         * config/i386/i386-protos.h (ix86_print_operand): Declare.
27809         * config/i386/i386.c (ix86_print_operand): Make non-static.
27810         * config/i386/sol2.h (ASM_OUTPUT_CALL): Call ix86_print_operand.
27811         * output.h (output_operand): Declare.
27812         * final.c (output_operand): Make non-static.
27814 2010-06-04  Alexandre Oliva  <aoliva@redhat.com>
27816         PR rtl-optimization/44013
27817         * sched-deps.c (add_dependence_list_and_free): Don't free lists
27818         when processing debug insns.
27820         PR debug/41371
27821         * var-tracking.c (find_loc_in_1pdv): Mark initial value before
27822         recursing.  Check that recursion is bounded.  Rename inner var
27823         to avoid hiding incoming argument.
27825 2010-06-04  Uros Bizjak  <ubizjak@gmail.com>
27827         * config/i386/i386.md (*addqi_2) <TYPE_INCDEC>: Do not assert that
27828         operands[2] == 255.
27829         (*addqi_3): Ditto.
27830         (*addqi_4): Ditto.
27831         (*addqi_5): Ditto.
27832         (*addqi_ext_1_rex64): Ditto.
27833         (*addqi_ext_1): Ditto.
27835         (*addqi_4): Check for incdec_operand in QImode.
27837         (*add<mode>_2): Macroize insn from *add<mode>_2 and *add{qi,hi}_2
27838         using SWI mode iterator.
27839         (*add<mode>_3): Ditto from *add<mode>_3 and *add{qi,hi}_3.
27840         (*add<mode>_4): Macroize insn from *add{qi,hi,si}_4 using SWI124
27841         mode iterator.
27842         (*add<mode>_5): Macroize insn from *add<mode>_5 and *add{qi,hi}_5
27843         using SWI mode iterator.
27845 2010-06-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>
27847         PR c/25880
27848         * c-objc-common.c (c_tree_printer): Handle %V, %v and %#v.
27849         * c-format.c (gcc_diag_flag_specs): Add hash.
27850         (gcc_cxxdiag_flag_specs): Use gcc_diag_flag_specs directly.
27851         (gcc_tdiag_char_table,gcc_cdiag_char_table): Handle %V and %v.
27852         * c-pretty-print.c (pp_c_cv_qualifier): Rename as
27853         pp_c_cv_qualifiers. Handle qualifiers spelling here.
27854         (pp_c_type_qualifier_list): Call the function above.
27855         * c-pretty-print.h (pp_c_cv_qualifiers): Declare.
27856         * c-typeck.c (handle_warn_cast_qual): Print qualifiers.
27857         (WARN_FOR_QUALIFIERS): New macro.
27858         (convert_for_assignment): Use it.
27860 2010-06-04  Kai Tietz  <kai.tietz@onevision.com>
27862         * config/i386/cygming.h (ASM_GENERATE_INTERNAL_LABEL): Prefix by '*'.
27864 2010-06-04  Jan Hubicka  <jh@suse.cz>
27866         * df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info,
27867         df_byte_lr_bb_info): Embedd bitmap_head into the structure.
27868         (DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN,
27869         DF_BYTE_LR_OUT): Update for embedded bitmaps.
27870         * fwprop.c (single_def_use_enter_block): Likewise.
27871         * ddg.c (create_ddg_dep_from_intra_loop_link,
27872         add_cross_iteration_register_deps, build_inter_loop_deps): Likewise.
27873         * loop-iv.c (latch_dominating_def): Likewise.
27874         * df-problems.c (df_rd_free_bb_info, df_rd_alloc,
27875         df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def,
27876         df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function,
27877         df_rd_transfer_function, df_rd_top_dump,
27878         df_rd_bottom_dump): Update.
27879         (df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute,
27880         df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute,
27881         df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init,
27882         df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump,
27883         df_lr_verify_solution_start, df_lr_verify_solution_end,
27884         df_lr_verify_transfer_functions, df_lr_verify_transfer_functions,
27885         df_live_free_bb_info, df_live_alloc, df_live_reset,
27886         df_live_bb_local_compute, df_live_init, df_live_transfer_function,
27887         df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump,
27888         df_live_verify_solution_start, df_live_verify_solution_end,
27889         df_live_verify_transfer_functions, df_chain_create_bb,
27890         df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset,
27891         df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
27892         df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
27893         df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init,
27894         df_byte_lr_confluence_0, df_byte_lr_confluence_n,
27895         df_byte_lr_transfer_function, df_byte_lr_top_dump,
27896         df_byte_lr_bottom_dump, df_create_unused_note,
27897         df_note_bb_compute, df_md_free_bb_info, df_md_alloc,
27898         df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset,
27899         df_md_transfer_function, df_md_init, df_md_confluence_0,
27900         df_md_confluence_n,
27901         df_md_top_dump, df_md_bottom_dump): Update.
27902         (struct df_lr_problem_data): Embedd bitmap headers.
27904 2010-06-04  Jan Hubicka  <jh@suse.cz>
27906         * dce.c (dce_process_block): Do not re-scan already marked
27907         instructions.
27909 2010-06-04  Bernd Schmidt  <bernds@codesourcery.com>
27911         PR rtl-optimization/39871
27912         PR rtl-optimization/40615
27913         PR rtl-optimization/42500
27914         PR rtl-optimization/42502
27915         * ira.c (init_reg_equiv_memory_loc: New function.
27916         (ira): Call it twice.
27917         * reload.h (calculate_elim_costs_all_insns): Declare.
27918         * ira-costs.c: Include "reload.h".
27919         (regno_equiv_gains): New static variable.
27920         (init_costs): Allocate it.
27921         (finish_costs): Free it.
27922         (ira_costs): Call calculate_elim_costs_all_insns.
27923         (find_costs_and_classes): Take estimated elimination costs
27924         into account.
27925         (ira_adjust_equiv_reg_cost): New function.
27926         * ira.h (ira_adjust_equiv_reg_cost): Declare it.
27927         * reload1.c (init_eliminable_invariants, free_reg_equiv,
27928         elimination_costs_in_insn, note_reg_elim_costly): New static functions.
27929         (elim_bb): New static variable.
27930         (reload): Move code out of here into init_eliminable_invariants and
27931         free_reg_equiv.  Call them.
27932         (calculate_elim_costs_all_insns): New function.
27933         (eliminate_regs_1): Declare.  Add extra arg FOR_COSTS;
27934         all callers changed.  If FOR_COSTS is true, don't call alter_reg,
27935         but call note_reg_elim_costly if we turned a valid memory address
27936         into an invalid one.
27937         * Makefile.in (ira-costs.o): Depend on reload.h.
27939 2010-06-04  Julian Brown  <julian@codesourcery.com>
27941         * config/arm/thumb2.md (*thumb2_movdf_soft_insn): Fix alternatives
27942         for pool ranges.
27944 2010-06-04  Richard Guenther  <rguenther@suse.de>
27946         PR lto/41584
27947         * cgraph.h (struct varpool_node): Add lto_file_data field.
27948         * lto-cgraph.c (input_varpool_node): Initialize it.
27950 2010-06-04  Uros Bizjak  <ubizjak@gmail.com>
27952         * config/i386/predicates.md (pic_symbolic_operand): Remove predicate.
27953         * config/i386/i386.md (*add<mode>_1): Do not use pic_symbolic_operand
27954         predicate in "type" attribute calculation.
27955         (*addsi_1_zext): Ditto.
27956         (*add<mode>_2): Do not use pic_symbolic_operand in insn predicate.
27957         (*addsi_2_zext): Ditto.
27958         (*add<mode>_3): Ditto.
27959         (*addsi_3_zext): Ditto.
27960         (*add<mode>_5): Ditto.
27962 2010-06-03  Jan Hubicka  <jh@suse.cz>
27964         * tree-into-ssa.c (mark_block_for_update): Avoid redundant call
27965         of bitmap_bit_p.
27966         * cfganal.c (compute_dominance_frontiers_1): Likewise.
27968 2010-06-03  Jan Hubicka  <jh@suse.cz>
27970         * df-problems.c (df_create_unused_note, df_note_bb_compute):
27971         micro-optimize the checks when to add new note.
27973 2010-06-03  Nathan Froyd  <froydnj@codesourcery.com>
27975         * final.c (output_asm_insn): Call
27976         targetm.asm_out.print_operand_punct_valid_p.  Update comments.
27977         (output_operand): Call targetm.asm_out.print_operand.  Update comments.
27978         (output_address): Call targetm.asm_out.print_operand_address.
27979         Update comments.
27980         * target.h (struct gcc_target): Add print_operand,
27981         print_operand_address, and print_operand_punct_valid_p fields.
27982         * targhooks.h (default_print_operand): Declare.
27983         (default_print_operand_address): Declare.
27984         (default_print_operand_punct_valid_p): Declare.
27985         * targhooks.c (default_print_operand): Define.
27986         (default_print_operand_address): Define.
27987         (default_print_operand_punct_valid_p): Define.
27988         * target-def.h (TARGET_PRINT_OPERAND): Define if not defined.
27989         (TARGET_PRINT_OPERAND_ADDRESS): Likewise.
27990         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Likewise.
27991         (TARGET_ASM_OUT): Add TARGET_PRINT_OPERAND,
27992         TARGET_PRINT_OPERAND_ADDRESS, and TARGET_PRINT_OPERAND_PUNCT_VALID_P.
27993         * vmsdbgout.c (addr_const_to_string): Update comment.
27994         * config/i386/i386.c (print_operand): Rename to...
27995         (ix86_print_operand): ...this.  Make static.
27996         (print_operand_address): Rename to...
27997         (ix86_print_operand_address): ...this.  Make static.  Call
27998         ix86_print_operand instead of PRINT_OPERAND.
27999         (ix86_print_operand_punct_valid_p): New function.
28000         (TARGET_PRINT_OPERAND): Define.
28001         (TARGET_PRINT_OPERAND_ADDRESS): Define.
28002         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
28003         * config/i386/i386.h (HI_REGISTER_NAMES): Update comment.
28004         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
28005         (PRINT_OPERAND): Delete.
28006         (PRINT_OPERAND_ADDRESS): Delete.
28007         * config/i386/i386-protos.h (print_operand): Delete prototype.
28008         (print_operand_address): Delete prototype.
28010 2010-06-03  Richard Guenther  <rguenther@suse.de>
28012         PR tree-optimization/44403
28013         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
28014         Preserve pointer qualifiers.
28015         (vect_create_data_ref_ptr): Likewise.
28017 2010-06-03  H.J. Lu  <hongjiu.lu@intel.com>
28019         PR c++/44294
28020         * defaults.h (MAX_FIXED_MODE_SIZE): New.
28022         * stor-layout.c (MAX_FIXED_MODE_SIZE): Removed.
28024 2010-06-03  Jakub Jelinek  <jakub@redhat.com>
28026         PR debug/44375
28027         * tree-cfg.c (gimple_can_merge_blocks_p): For -O0
28028         return false if merging the bbs would lead to goto_locus
28029         location being lost from the IL.
28031 2010-06-03  Jan Hubicka  <jh@suse.cz>
28032             Jakub Jelinek  <jakub@redhat.com>
28034         * var-tracking.c (dataflow_set_equiv_regs): Shortcut the loop if
28035         set->regs[i] is NULL or has just one entry.
28037 2010-06-03  Jan Hubicka  <jh@suse.cz>
28039         * lto-cgraph.c (lto_varpool_encoder_size): Remove.
28040         * lto-streamer.h (lto_varpool_encoder_size): New inline function.
28042 2010-06-03  Paul Brook  <paul@codesourcery.com>
28044         * config/arm/arm.c (FL_TUNE): Define.
28045         (arm_default_cpu, arm_cpu_select): Remove.
28046         (all_cores): Populate core field.
28047         (arm_selected_arch, arm_selected_cpu, arm_selected_tune): New.
28048         (arm_find_cpu): New function.
28049         (arm_handle_option): Lookup cpu/architecture names.
28050         (arm_override_options): Cleanup mcpu/march/mtune handling.
28051         (arm_file_start): Ditto.
28053 2010-06-03  Alan Modra  <amodra@gmail.com>
28055         PR target/44169
28056         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Add label operand.
28057         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Pass label
28058         rtx to gen_load_toc_v4_PIC_1b.  Tidy.
28059         (rs6000_emit_load_toc_table): Likewise.
28061 2010-06-02  Jan Hubicka  <jh@suse.cz>
28063         * passes.c (init_optimization_passes): Put ipa reference
28064         after ipa pure-const.
28066 2010-06-02  Jan Hubicka  <jh@suse.cz>
28068         * ipa-reference.c (ipa_reference_local_vars_info_d): Remove
28069         calls_read_all and calls_write_all.
28070         (get_reference_optimization_summary): Fix formatting.
28071         (is_proper_for_analysis): Check that decl is not readonly.
28072         (propagate_bits): Check CONST/PURE/noreturn flags.
28073         (ipa_init): Move all_module_statics to optimization_summary_obstack.
28074         (analyze_function): Ignore indirect edges.
28075         (copy_global_bitmap): For all module statics, do nothing.
28076         (generate_summary): Do not print calls_read_all/calls_write_all.
28077         (read_write_all_from_decl): Take node as argument; check
28078         cgraph_node_cannot_return.
28079         (propagate): Reorganize read_all/write_all computation;
28080         check indirect edges; check ecf flags; use all_module_statics
28081         in the results; do not free all_module_statics.
28082         (stream_out_bitmap): Handle all_module_statics.
28083         (ipa_reference_write_optimization_summary): Likewise; use
28084         varpool/cgraph encoders to get boundaries.
28085         (ipa_reference_read_optimization_summary): Read in all_module_statics;
28086         use it when possible.
28088 2010-06-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
28090         PR target/44218
28091         * doc/invoke.texi (RS/6000 and PowerPC Options): Delete obsolete
28092         -mswdiv option.  Add -mrecip, -mrecip=<xxx>, -mrecip-precision options.
28094         * doc/extend.texi (powerpc builtins): Document vec_recip,
28095         vec_rsqrt, vec_rsqrte altivec/vsx builtins.
28097         * config/rs6000/rs60000-protos.h (rs6000_emit_swdiv): New function.
28098         (rs6000_emit_swrsqrt): Ditto.
28099         (rs6000_emit_swdivsf): Delete.
28100         (rs6000_emit_swdivdf): Ditto.
28101         (rs6000_emit_swrsqrtsf): Ditto.
28103         * config/rs6000/rs6000.c (rs6000_recip_bits): New global to
28104         describe the reciprocal estimate support for each type.
28105         (recip_options): Map -mrecip=<opt> into option bits.
28106         (gen_2arg_fn_t): New typedef for binary rtx gen function.
28107         (rs6000_debug_reg_global): If -mdebug=reg, print the state of the
28108         reciprocal estimate instructions.
28109         (rs6000_init_hard_regno_mode_ok): Key ws constraint off of the
28110         debug -mvsx-scalar-memory switch instead of -mvsx-scalar-double.
28111         Set up rs6000_recip_bits based on the -mrecip* options.  Print the
28112         cost information if -mdebug=cost or -mdebug=reg.
28113         (rs6000_override_options): Set -mrecip-precision for power6, and
28114         power7 machines.  If -mvsx or -mdfp, enable various options that
28115         came in previous instruction set ISAs, unless the option was
28116         explicitly disabled by the command line option.  Parse
28117         -mrecip=<opt> options.
28118         (rs6000_builtin_vectorized_function): Add support for vectorizing
28119         the reciprocal estimate builtins and expansions.
28120         (rs6000_handle_option): Add -mrecip, -mrecip=<opt> support.
28121         (bdesc_2arg): Add reciprocal estimate builtins.
28122         (bdesc_1arg): Add reciprocal square root estimate builtins.
28123         (rs6000_expand_builtin): Rewrite to use a switch statement,
28124         instead of multiple if/then/elses.  Add reciprocal estimate builtins.
28125         (rs6000_init_builtins): Create declarations for reciprocal
28126         estimate builtins.
28127         (rs6000_preferred_reload_class): Simplify VSX preferences, if scalar
28128         sized, prefer traditional floating point registers, if integer
28129         vector types, prefer altivec registers.  Don't actually look at
28130         the memory address any more.
28131         (rs6000_builtin_reciprocal): Add new builtin reciprocal estimate
28132         builtins.
28133         (rs6000_load_constant_and_splat): New helper function to load up
28134         the constant for reciprocal estimate instructions.
28135         (rs6000_emit_madd): New helper function for generating
28136         multiply/add type instructions, based on the current switches.
28137         (rs6000_emit_msub): Ditto.
28138         (rs6000_emit_mnsub): Ditto.
28139         (rs6000_emit_swdiv_high_precision): Replace rs6000_emit_swdivsf to
28140         replace a divide with a reciprocal estimate and fixup, adding
28141         support for machines with high precision and vectors.
28142         (rs6000_emit_swdiv_low_precision): Rewrite rs6000_emit_swdivdf for
28143         low precision machines.
28144         (rs6000_emit_swdiv): New common function to be called to replace a
28145         division with reciprocal estimate and fixup.
28146         (rs6000_emit_swrsqrt): Replace rs6000_emit_swrsqrtsf.  Add support
28147         for double and vector types.  Add support for high precision machines.
28149         * config/rs6000/rs6000.h (TARGET_FRES): New macro to say whether
28150         the reciprocal estimate instructions can be generated.
28151         (TARGET_FRE): Ditto.
28152         (TARGET_FRSQRTES): Ditto.
28153         (TARGET_FRSQRTE): Ditto.
28154         (RS6000_RECIP_*): New macros for reciprocal estimate support.
28156         * config/rs6000/vector.md (rsqrte<mode>2): New insn for reciprocal
28157         square root estimate on vectors.
28158         (re<mode>2): New insn for reciprocal division estimate on vectors.
28160         * config/rs6000/rs6000-buitlins.def (ALTIVEC_BUILTIN_VRSQRTFP):
28161         New builtin.
28162         (ALTIVEC_BUILTIN_VRECIPFP): Ditto.
28163         (ALTIVEC_BUITLIN_VEC_RE): Ditto.
28164         (ALTIVEC_BUILTIN_VEC_RSQRT): Ditto.
28165         (VSX_BUILTIN_RSQRT_V4SF): Ditto.
28166         (VSX_BUITLIN_RSQRT_V2DF): Ditto.
28167         (RS6000_BUILTIN_RSQRT): Ditto.
28168         (ALTIVEC_BUILTIN_VEC_RSQRTE): Denote that the builtin is a
28169         floating point builtin.
28171         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
28172         macros __RECIP__, __RECIPF__, __RSQRTE__, __RSQRTEF__,
28173         __RECIP_PRECISION__ based on the command line switches.
28174         (altivec_overloaded_builtins): Add reciprocal estimate builtins.
28176         * config/rs6000/rs6000.opt (-mrecip): Document add support for
28177         replacing division instructions with reciprocal estimate and fixup.
28178         (-mrecip=<opt>): New option.
28179         (-mrecip-precision): Ditto.
28181         * config/rs6000/vsx.md (UNSPEC_VSX_RSQRTE): Delete.
28182         (vsx_rsqrte<mode>2): Use UNSPEC_RSQRT not UNSPEC_VSX_RSQRTE.
28183         (vsx_copysignsf3): If -mvsx, use double precision cpsign on single
28184         precision scalar.
28186         * config/rs6000/altivec.md (UNSPEC_RSQRTEFP): Delete.
28187         (UNSPEC_VREFP): Ditto.
28188         (altivec_vnmsubfp*): Make altivec nmsub mirror the scalar and VSX
28189         conterparts with regard to support of -mno-fused-madd and -ffast-math.
28190         (altivec_vrsqrtefp): Use common UNSPEC to allow scalar/vector
28191         reciprocal estimate instructions to be generated.
28192         (altivec_vrefp): Ditto.
28194         * config/rs6000/rs6000.md (RECIPF): New iterator for reciprocal
28195         estimate support.
28196         (rreg): New mode attribute for reciprocal estimate support.
28197         (recip<mode>3): New insn for division using reciprocal estimate
28198         and fixup builtins.
28199         (divide define_split): New define_split to convert floating point
28200         division to use reciprocal estimate if the user used the
28201         appropriate options and the split is run when we can add new
28202         pseudo registers for the fixup.
28203         (rsqrt<mode>2): New insn for reciprocal square root support.
28204         (recipsf3): Move into recip<mode>3.
28205         (recipdf3): Ditto.
28206         (fres): Use TARGET_FRES.
28207         (rsqrtsf2): Move into rsqrt<mode>2.
28208         (rsqrtsf_internal1): Use TARGET_FRSQRTSES.
28209         (copysignsf3): Add support for VSX.
28210         (fred): Use TARGET_FRE.
28211         (fred_fpr): Ditto.
28212         (rsqrtdf_internal1): New function for frsqrte instruciton.
28214         * config/rs6000/altivec.h (vec_recipdiv): Define new vector builtin.
28215         (vec_rsqrt): Ditto.
28217 2010-06-03  Richard Guenther  <rguenther@suse.de>
28219         PR middle-end/44291
28220         * optabs.c (init_one_libfunc): Use IDENTIFIER_HASH_VALUE.
28221         (set_user_assembler_libfunc): Likewise.
28223 2010-06-02  Steven Bosscher  <steven@gcc.gnu.org>
28225         * mkconfig.sh: Include insn-flags.h and insn-constants.h before
28226         defaults.h.
28227         * except.h: Move MUST_USE_SJLJ_EXCEPTIONS and USING_SJLJ_EXCEPTIONS
28228         to defaults.h
28229         * expr.h (BRANCH_COST, MOVE_RATIO, CLEAR_RATIO, SET_RATIO,
28230         DEFAULT_FUNCTION_ARG_PADDING, FUNCTION_ARG_PADDING,
28231         FUNCTION_ARG_BOUNDARY, STACK_SAVEAREA_MODE, STACK_SIZE_MODE,
28232         STACK_CHECK_BUILTIN, STACK_CHECK_STATIC_BUILTIN,
28233         STACK_CHECK_PROBE_INTERVAL_EXP, STACK_CHECK_MOVING_SP,
28234         STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT,
28235         STACK_CHECK_MAX_FRAME_SIZE, STACK_CHECK_FIXED_FRAME_SIZE,
28236         STACK_CHECK_MAX_VAR_SIZE): Move target macro defaults to defaults.h.
28237         * defaults.h: Updated for above mentioned changes.
28239 2010-06-02  Kai Tietz  <kai.tietz@onevision.com>
28241         * c-common.c: Remove header include of tm_p.h.
28242         * Makefile.in (c-common.o): Remove TM_P_H dependency.
28244 2010-06-02  Jakub Jelinek  <jakub@redhat.com>
28246         * tree.h (struct tree_decl_map): New type.
28247         (tree_decl_map_eq, tree_decl_map_marked_p): Define.
28248         (tree_decl_map_hash): New prototype.
28249         (debug_expr_for_decl, value_expr_for_decl): Change into
28250         tree_decl_map hashtab from tree_map.
28251         (init_ttree): Adjust initialization.
28252         (tree_decl_map_hash): New function.
28253         (decl_debug_expr_lookup, decl_debug_expr_insert,
28254         decl_value_expr_lookup, decl_value_expr_insert): Adjust.
28256 2010-06-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
28258         * configure.ac (gcc_cv_ld_sol2_emulation): Test for GNU ld *_sol2
28259         linker emulations.
28260         * configure: Regenerate.
28261         * config.in: Regenerate.
28263         * config/i386/sol2-10.h [TARGET_GNU_LD] (I386_EMULATION): Define.
28264         (X86_64_EMULATION): Define.
28265         (TARGET_LD_EMULATION): Use them.
28267         * config/sparc/sol2-gld-bi.h (SPARC32_EMULATION): Define.
28268         (SPARC64_EMULATION): Define.
28269         (LINK_ARCH_SPEC): Use them.
28271 2010-06-02  Sebastian Pop  <sebastian.pop@amd.com>
28273         * graphite-clast-to-gimple.c (gcc_type_for_interval): Use
28274         smallest_mode_for_size for computing the precision types of new
28275         graphite IVs.  Do not call lang_hooks.types.type_for_size.
28277 2010-06-02  Sebastian Pop  <sebastian.pop@amd.com>
28279         * tree-if-conv.c (predicate_bbs): Do not reset the GIMPLE_DEBUG
28280         information.
28281         (remove_conditions_and_labels): Reset the GIMPLE_DEBUG information.
28283 2010-06-02  Sebastian Pop  <sebastian.pop@amd.com>
28285         PR middle-end/44363
28286         * tree-if-conv.c (predicate_bbs): Do not call gcc_unreachable,
28287         return false instead.
28289 2010-06-02  Jan Hubicka  <jh@suse.cz>
28291         PR middle-end/44295
28292         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Do not
28293         create new cgraph node to check callee.
28295 2010-06-02  Richard Guenther  <rguenther@suse.de>
28297         * lto-streamer-in.c (input_gimple_stmt): Fix typo.
28299 2010-06-02  Richard Guenther  <rguenther@suse.de>
28301         * lto-wrapper.c (lto_wrapper_exit): Rename to ...
28302         (lto_wrapper_cleanup): ... this.  Do not exit.
28303         (fatal): Adjust.  Exit here.
28304         (fatal_perror): Likewise.
28305         (fatal_signal): New function.
28306         (main): Set up signal handlers to cleanup temporary files.
28307         * Makefile.in (lto-wrapper.o): Adjust dependencies.
28309 2010-06-02  Richard Guenther  <rguenther@suse.de>
28311         PR tree-optimization/44377
28312         * tree-ssa-structalias.c (find_func_aliases): Fix typo.
28314 2010-06-02  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
28316         * config/s390/2097.md (z10_fhex): Remove insn reservation.
28317         * config/s390/s390.md (UNSPEC_COPYSIGN): Remove unused constant.
28318         (*mov<mode>_64 TD_TF, *mov<mode>_31 TD_TF, *mov<mode>_64dfp DD_DF,
28319         *mov<mode>_64 DD_DF, *mov<mode>_31, mov<mode>): Remove load zero
28320         instruction.
28321         * config/s390/s390.c: Don't accept fp zeros as valid constants anymore.
28323 2010-06-02  Jan Hubicka  <jh@suse.cz>
28325         * bitmap.c (bitmap_descriptor): Add search_iter.
28326         (bitmap_find_bit): Increment it.
28327         (print_statistics): Print it.
28329 2010-06-02  Nathan Froyd  <froydnj@codesourcery.com>
28331         * tree-vect-slp.c (vect_create_mask_and_perm): Use gimple_build_call
28332         instead of gimple_build_call_vec.  Delete unnecessary local variable.
28334 2010-06-02  Steven Bosscher  <steven@gcc.gnu.org>
28336         * gimplify.c (gimplify_body): Revert "Do not initialize RTL profiling"
28337         change from yesterday.
28339 2010-06-02  Steven Bosscher  <steven@gcc.gnu.org>
28341         * c-ada-spec.c: Clean up redundant includes.
28343 2010-06-01  Steven Bosscher  <steven@gcc.gnu.org>
28345         * gimplify.c: Do not include except.h and optabs.h.
28346         (gimplify_body): Do not initialize RTL profiling.
28347         * gimple-low.c: Do not include rtl.h, diagnostic.h, langhooks.h,
28348         langhooks-def.h, timevar.h, except.h, hashtab.h, and expr.h.
28349         * gimple-fold.c: Do not include rtl.h, tm_p.h, ggc.h, basic-block.h,
28350         output.h, expr.h, diagnostic.h, timevar.h, value-prof.h, and
28351         langhooks.h.
28353         * tree-pretty-print.h: Include pretty-print.h.
28354         * gimple-pretty-print.h: Include pretty-print.h.
28356         * tree-pretty-print.c: Do not include diagnostic.h.
28357         * tree-vrp.c: Likewise.
28358         * tree-tailcall.c: Likewise
28359         * tree-scalar-evolution.c: Likewise
28360         * tree-ssa-dse.c: Likewise
28361         * tree-chrec.c: Likewise
28362         * tree-ssa-sccvn.c: Likewise
28363         * tree-ssa-copyrename.c: Likewise
28364         * tree-nomudflap.c: Likewise
28365         * tree-call-cdce.c: Likewise
28366         * tree-stdarg.c: Likewise
28367         * tree-ssa-math-opts.c: Likewise
28368         * tree-nrv.c: Likewise
28369         * tree-ssa-sink.c: Likewise
28370         * tree-browser.c: Likewise
28371         * tree-ssa-loop-ivcanon.c: Likewise
28372         * tree-ssa-loop.c: Likewise
28373         * tree-parloops.c: Likewise
28374         * tree-ssa-address.c: Likewise
28375         * tree-ssa-ifcombine.c: Likewise
28376         * tree-if-conv.c: Likewise
28377         * tree-data-ref.c: Likewise
28378         * tree-affine.c: Likewise
28379         * tree-ssa-phiopt.c: Likewise
28380         * tree-ssa-coalesce.c: Likewise
28381         * tree-ssa-pre.c: Likewise
28382         * tree-ssa-live.c: Likewise
28383         * tree-predcom.c: Likewise
28384         * tree-ssa-forwprop.c: Likewise
28385         * tree-ssa-dce.c: Likewise
28386         * tree-ssa-ter.c: Likewise
28387         * tree-ssa-loop-prefetch.c: Likewise
28388         * tree-optimize.c: Likewise
28389         * tree-ssa-phiprop.c: Likewise
28390         * tree-object-size.c: Likewise
28391         * tree-outof-ssa.c: Likewise
28392         * tree-ssa-structalias.c: Likewise
28393         * tree-switch-conversion.c: Likewise
28394         * tree-ssa-reassoc.c: Likewise
28395         * tree-ssa-operands.c: Likewise
28396         * tree-vectorizer.c: Likewise
28397         * tree-vect-data-refs.c: Likewise
28398         * tree-vect-generic.c: Likewise
28399         * tree-vect-stmts.c: Likewise
28400         * tree-vect-patterns.c: Likewise
28401         * tree-vect-slp.c: Likewise
28402         * tree-vect-loop.c: Likewise
28403         * tree-ssa-loop-ivopts.c: Likewise
28404         * tree-ssa-loop-im.c: Likewise
28405         * tree-ssa-loop-niter.c: Likewise
28406         * tree-ssa-loop-unswitch.c: Likewise
28407         * tree-ssa-loop-manip.c: Likewise
28408         * tree-ssa-loop-ch.c: Likewise
28409         * tree-dump.c: Likewise
28410         * tree-complex.c: Likewise
28412         * tree-into-ssa.c: Do not include diagnostic.h and expr.h.
28413         * tree-ssa-uninit.c: Likewise
28414         * tree-ssa-threadupdate.c: Likewise
28415         * tree-ssa-uncprop.c: Likewise
28416         * tree-ssa-ccp.c: Likewise
28417         * tree-ssa-dom.c: Likewise
28418         * tree-ssa-propagate.c: Likewise
28419         * tree-ssa-alias.c: Likewise
28420         * tree-dfa.c: Likewise
28421         * tree-cfgcleanup.c: Likewise
28422         * tree-sra.c: Likewise
28423         * tree-ssa-copy.c: Likewise
28424         * tree-ssa.c: Likewise
28425         * tree-profile.c: Likewise
28426         * tree-cfg.c: Likewise
28427         * tree-ssa-threadedge.c: Likewise
28428         * tree-vect-loop-manip.c: Likewise
28430         * tree-inline.c: Do not include diagnostic.h and expr.h.
28431         Include rtl.h.
28432         (copy_decl_for_dup_finish): Do not use NULL_RTX.
28434         * tree-loop-linear.c: Do not include diagnostic.h, expr.h and optabs.h.
28435         * tree-loop-distribution.c: Likewise.
28437 2010-06-01  Jan Hubicka  <jh@suse.cz>
28439         * ipa-pure-const.c (local_pure_const): Do NORETURN discovery.
28441 2010-06-01  Jan Hubicka  <jh@suse.cz>
28443         * tree-cfgcleanup.c (fixup_noreturn_call): Break out from ...;
28444         remove return value.
28445         (split_bbs_on_noreturn_calls) .... here.
28446         * tree-optimize.c (execute_fixup_cfg): Fixup noreturn calls too.
28447         * tree-flow.h (fixup_noreturn_call): New.
28449 2010-06-01  Jan Hubicka  <jh@suse.cz>
28451         * emit-rtl.c (remove_insn): Fix thinko in prevoius patch.
28453 2010-06-01  Nathan Froyd  <froydnj@codesourcery.com>
28455         * tree.h (build_nt_call_list): Delete.
28456         * tree.c (build_nt_call_list): Delete.
28458 2010-06-01  Jan Hubicka  <jh@suse.cz>
28460         * fwprop.c: Make emit-rtl.h include last.
28461         * rtlanal.c: Include emit-rtl.h.
28462         * genautomata.c: Output emit-rtl include into insn-automata.c
28463         * df-scan.c: Include emit-rtl.h.
28464         * haifa-sched.c: Indlude emit-rtl.h.
28465         * mode-switching.c: Indlude emit-rtl.h.
28466         * graph.c: Indlude emit-rtl.h.
28467         * sel-sched.c: Include emit-rtl.h.
28468         * sel-sched-ir.c: Include emit-rtl.h.
28469         * ira-build.c: Include emit-rtl.h.
28470         * emit-rtl.c (first_insn, last_insn): Remove defines.
28471         (get_insns, set_first_insn, get_last_insn, set_last_insn, get_max_uid):
28472         Move to emit-rtl.h.
28473         (set_new_first_and_last_insn, get_last_insn_anywhere,
28474         get_first_nonnote_insn, get_last_nonnote_insn, try_split,
28475         make_call_insn_raw, add_insn_after, add_insn_before, remove_insn,
28476         delete_insns_since, reorder_insns_nobb, emit_insn_after_1,
28477         emit_debug_insn_before, emit_insn, start_sequence, push_to_sequence,
28478         push_to_sequence2, push_topmost_sequence, end_sequence, copy_insn):
28479         Use accessor functions.
28480         * emit-rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
28481          gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
28482         set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
28483         mem_expr_equal_p): Move here from rtl.h.
28484         (get_insns, set_first-insn, get_last_insn, set_last_insn, get_max_uid):
28485         Move here from emit-rtl.c; make inline.
28486         * cfglayout.h: Include emit-rtl.h.
28487         * rtl.h (gen_blockage, gen_rtvec, copy_insn_1, copy_insn,
28488          gen_int_mode, emit_copy_of_insn_after, set_reg_attrs_from_value,
28489         set_reg_attrs_for_parm, set_reg_attrs_for_decl_rtl, adjust_reg_mode,
28490         mem_expr_equal_p, get_insns, set_first-insn,
28491         get_last_insn, set_last_insn, get_max_uid): Move to emit-rtl.h.
28492         * reg-stack.c: Include emit-rtl.h.
28493         * dce.c: Likewise.
28495 2010-06-01  Jan Hubicka  <jh@suse.cz>
28497         * cgraph.h (tree_function_versioning): Update prototype.
28498         (cgraph_function_versioning): Update prototype.
28499         * cgraphunit.c (cgraph_copy_node_for_versioning): Accept bbs_to_copy
28500         bitmap.
28501         (cgraph_function_versioning): Accept new_entry_block and bbs_to_copy.
28502         (cgraph_materialize_clone, save_inline_function_body): Update use of
28503         tree_function_versioning.
28504         * tree-inline.c (copy_bb): Look for previous copied block to link
28505         after; fix debug output.
28506         (copy_cfg_body): Accept new_entry_block and bbs_to_copy.
28507         (copy_body): Likewise.
28508         (expand_call_inline): Update use of copy_body.
28509         (tree_function_versioning): Update use of copy body; accept
28510         blocks_to_copy and new_entry.
28512 2010-06-01  Jan Hubicka  <jh@suse.cz>
28514         * gegenrtl.c: Remove unnecesary prototypes.
28515         (gendecl): Remove.
28516         (gendef): Produce static inline.
28517         (gencode): Remove.
28518         (main): Do not decode parameters; generate header only.
28519         * Makefile.in (genrtl.c): Remove.
28521 2010-06-01  Jan Hubicka  <jh@suse.cz>
28523         * tree-switch-conversion.c (build_one_array): Make it readonly.
28525 2010-06-01  Richard Guenther  <rguenther@suse.de>
28527         * optabs.c (init_optabs): Guard all accesses to reinit.
28528         * ipa-pure-const.c (propagate): Fix another typo.
28529         * opts.c (common_handle_option): Split assignment to bool.
28530         * c-opts.c (c_common_handle_option): Likewise.
28532 2010-06-01  Arnaud Charlet  <charlet@adacore.com>
28533             Matthew Gingell  <gingell@adacore.com>
28535         * doc/invoke.texi: Mention -fdump-ada-spec.
28536         * tree-dump.c (dump_files): Add ada-spec.
28537         (FIRST_AUTO_NUMBERED_DUMP): Bump to 8.
28538         * tree-pass.h (tree_dump_index): Add TDI_ada.
28539         * gcc.c: Add support for -C without -E and for -fdump-ada-spec.
28540         (cpp_unique_options): Do not reject -C or -CC when -E isn't present.
28541         (default_compilers) <@c-header>: Allow -fdump-ada-spec on header files.
28542         * c-decl.c: Include c-ada-spec.h.
28543         (collect_source_ref_cb, collect_all_refs, for_each_global_decl): New
28544         functions.
28545         (c_write_global_declarations): Add handling of -fdump-ada-spec.
28546         * c-lex.c (c_lex_with_flags): Add handling of CPP_COMMENT.
28547         * Makefile.in (C_AND_OBJC_OBJS): Add c-ada-spec.o.
28548         * c-ada-spec.h, c-ada-spec.c: New files.
28550 2010-06-01  Richard Guenther  <rguenther@suse.de>
28552         PR lto/43853
28553         * ipa-pure-const.c (get_function_state): Hand back varying state
28554         if we do not have one.
28555         (has_function_state): New function.
28556         (duplicate_node_data): Adjust.
28557         (remove_node_data): Likewise.
28558         (pure_const_write_summary): Likewise.
28559         (propagate): Likewise.  Fix typo.
28561 2010-06-01  Jan Hubicka  <jh@suse.cz>
28563         * tree-cfg.c (verify_stmt): Do not skip could_throw test.
28564         * passes.c (execute_function_todo): Do not make implicit verify_ssa.
28565         (execute_all_ipa_transforms): Do not play with the states.
28567 2010-06-01  Maxim Kuvyrkov  <maxim@codesourcery.com>
28569         * config/arm/t-linux-androideabi: New.
28570         * config.gcc (arm*-*-linux-androideabi): Include multilib config.
28572 2010-06-01  Jan Hubicka  <jh@suse.cz>
28574         * tree-inline.c (estimate_num_insns): For stdarg functions look
28575         into call statement to count cost of argument passing.
28577 2010-06-01  Kai Tietz  <kai.tietz@onevision.com>
28579         * config/i386.c (ix86_output_addr_vec_elt): Make LPREFIX
28580         argument for fprintf.
28581         (ix86_output_addr_diff_elt): Likewise.
28582         (x86_function_profiler): Likewise.
28583         * config/cygming.h (LOCAL_LABEL_PREFIX): Fix for x64 no-underscore.
28584         (LPREFIX): Likewise.
28585         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
28587 2010-05-31  Jakub Jelinek  <jakub@redhat.com>
28589         PR target/44338
28590         * config/i386/sse.md (fma4i_fmadd<mode>4256, fma4i_fmsub<mode>4256,
28591         fma4i_fnmadd<mode>4256, fma4i_fnmsub<mode>4256, fma4i_fmadd<mode>4,
28592         fma4i_fmsub<mode>4, fma4i_fnmadd<mode>4, fma4i_fnmsub<mode>4,
28593         fma4i_vmfmadd<mode>4, fma4i_vmfmsub<mode>4, fma4i_vmfnmadd<mode>4,
28594         fma4i_vmfnmsub<mode>4, fma4i_fmaddsubv8sf4, fma4i_fmaddsubv4df4,
28595         fma4i_fmaddsubv4sf4, fma4i_fmaddsubv2df4, fma4i_fmsubaddv8sf4,
28596         fma4i_fmsubaddv4df4, fma4i_fmsubaddv4sf4, fma4i_fmsubaddv2df4):
28597         Guard only with TARGET_FMA4 instead of TARGET_FMA4 &&
28598         TARGET_FUSED_MADD.
28600 2010-05-31  Jan Hubicka  <jh@suse.cz>
28602         * tree.h (tree_range_check_failed): Declare noreturn.
28604 2010-05-31  Jan Hubicka  <jh@suse.cz>
28606         * gimple.c (gimple_call_builtin_p): New function.
28607         * gimple.h (gimple_call_builtin_p): Declare.
28608         * tree-cfg.c (make_edges): Produce edge from BUILT_IN_RETURN
28609         to exit.
28610         (execute_warn_function_return): BUILT_IN_RETURN is return.
28611         (split_critical_edges): Return edges are not critical.
28612         (is_ctrl_altering_stmt): Builtin_in_return is altering.
28613         (gimple_verify_flow_info): Handle built_in_return.
28614         (execute_warn_function_return): Handle built_in_return.
28615         * ipa-pure-const.c (check_call): Ignore builtin_return.
28617 2010-05-31  Jakub Jelinek  <jakub@redhat.com>
28619         PR middle-end/44337
28620         * expr.c (expand_assignment): Don't store anything for out-of-bounds
28621         array accesses with non-MEM.
28623         PR tree-optimization/44182
28624         * tree-inline.c (copy_edges_for_bb): Don't split bb if a stmt that
28625         newly needs to end a bb is followed by debug stmts, instead return
28626         true from the function at the end.
28627         (maybe_move_debug_stmts_to_successors): New function.
28628         (copy_cfg_body): Call it if copy_edges_for_bb returned true.
28630 2010-05-31  Kai Tietz  <kai.tietz@onevision.com>
28632         PR target/44161
28633         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Handle flag_pic.
28635 2010-05-31  Eric Botcazou  <ebotcazou@adacore.com>
28637         * cgraphunit.c (cgraph_decide_is_function_needed): Really return false
28638         for nested functions in non-optimized compilation.
28640 2010-05-31  Richard Guenther  <rguenther@suse.de>
28642         * tree-ssa-structalias.c (find_func_aliases): Handle BUILT_IN_RETURN.
28644 2010-05-30  Jan Hubicka  <jh@suse.cz>
28646         * predict.c (maybe_hot_edge_p): Calls to functions called once is cold.
28648 2010-05-30  Richard Guenther  <rguenther@suse.de>
28650         PR lto/42975
28651         * tree-eh.c (execute_cleanup_eh_1): Copy from execute_cleanup_eh.
28652         (execute_cleanup_eh): Clear DECL_FUNCTION_PERSONALITY if it is
28653         no longer needed.
28655 2010-05-30  Iain Sandoe  <iains@gcc.gnu.org>
28657         * config/darwin.c (output_objc_section_asm_op): Add comment.
28658         (name_needs_quotes): Add '_' to list of valid comment chars.
28659         (machopic_output_function_base_name): Remove unneeded quotes.
28660         (darwin_encode_section_info): Adjust asm whitespace.
28661         * config/i386/darwin.h (ASM_OUTPUT_COMMON): Adjust asm tabs.
28662         (ASM_OUTPUT_LOCAL): Ditto.
28663         * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Ditto.
28664         * config/darwin.h (GLOBAL_ASM_OP): Ditto.
28665         * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Ditto.
28667 2010-05-30  Eric Botcazou  <ebotcazou@adacore.com>
28669         * config/rs6000/rs6000.c (rs6000_output_function_entry): Use
28670         RS6000_OUTPUT_BASENAME unconditionally.
28671         (rs6000_output_function_epilogue): Likewise.
28673 2010-05-30  Jan Hubicka  <jh@suse.cz>
28675         * toplev.c (wrapup_global_declaration_2): Avoid creation of new varpool
28676         nodes.
28678 2010-05-30  Richard Guenther  <rguenther@suse.de>
28680         * tree-cfg.c (verify_gimple_assign_single): Implement
28681         verification for COND_EXPR rhs.
28683 2010-05-30  Jan Hubicka  <jh@suse.cz>
28685         * cgraph.h (cgraph_dump_file): Declare.
28686         * cgraphunit.c (cgraph_dump_file): Export.
28687         * ipa.c (dump_cgraph_node_set, dump_varpool_node_set): Be less verbose.
28689 2010-05-30  Jan Hubicka  <jh@suse.cz>
28691         * dwarf2out.c (reference_to_unused,
28692         premark_types_used_by_global_vars_helper): Avoid creation of new
28693         varpool nodes.
28695 2010-05-30  Jan Hubicka  <jh@suse.cz>
28697         * cgraph.h (cgraph_node_cannot_return,
28698         cgraph_edge_cannot_lead_to_return): New functions.
28699         * cgraph.c (cgraph_node_cannot_return,
28700         cgraph_edge_cannot_lead_to_return): Use them.
28701         * ipa-pure-const.c (pure_const_names): New static var.
28702         (check_call): Handle calls not leading to return.
28703         (pure_const_read_summary): Dump info read.
28704         (propagate): Dump info about propagation process; ignore side effects
28705         of functions not leading to exit; fix handling of pure functions.
28707 2010-05-30  Jan Hubicka  <jh@suse.cz>
28709         * config/i386/i386.c (pro_epilogue_adjust_stack): Use EBP
28710         for tail call epilogues.
28712 2010-05-30  Jan Hubicka  <jh@suse.cz>
28714         * passes.c (ipa_write_optimization_summaries_1, ipa_write_summaries_2,
28715         ipa_read_summaries_1, ipa_read_optimization_summaries_1): Initialize
28716         dump files.
28718 2010-05-29  Jan Hubicka  <jh@suse.cz>
28720         * ipa.c (cgraph_remove_unreachable_node): Walk references of correct
28721         node; remove references in node we no longer keep in cgrpah but need
28722         body of.
28724 2010-05-29  Jan Hubicka  <jh@suse.cz>
28726         * cgraph.c (cgraph_mark_reachable): Relax check for analyzed nodes.
28728 2010-05-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
28730         PR target/44165
28731         * config/pa/pa32-linux.h (CTOR_LIST_BEGIN): Mark __CTOR_LIST__ as used.
28733 2010-05-29  Jan Hubicka  <jh@suse.cz>
28735         * tree-vrp.c (debug_value_range, debug_all_value_ranges,
28736         debug_asserts_for, debug_all_asserts): Annotate with DEBUG_FUNCTION.
28737         * tree-into-ssa.c (debug_decl_set, debug_defs_stack, debug_currdefs,
28738         debug_tree_ssa, debug_tree_ssa_stats, debug_def_blocks,
28739         debug_names_replaced_by, debug_update_ssa): Likewise.
28740         * sbitmap.c (debug_sbitmap): Likewise.
28741         * genrecog.c (debug_decision, debug_decision_list): Likewise.
28742         * tree-pretty-print.c (debug_generic_expr, debug_generic_stmt,
28743         debug_tree_chain): Likewise.
28744         * tree-loop-distribution.c (debug_rdg_partitions): Likewise.
28745         * cgraph.c (debug_cgraph_node, debug_cgraph): Likewise.
28746         * optabs.c (debug_optab_libfuncs): Likewise.
28747         (verify_loop_closed_ssa): Likewise.
28748         * value-prof.c (verify_histograms): Likewise.
28749         * reload.c (debug_reload_to_stream, debug_reload): Likewise.
28750         * bitmap.c (debug_bitmap_file, debug_bitmap, bitmap_print): Likewise.
28751         * cfghooks.c (verify_flow_info): Likewise.
28752         * fold-const.c (debug_fold_checksum): Likewise.
28753         * omp-low.c (debug_omp_region, debug_all_omp_regions): Likewise.
28754         * cfg.c (debug_regset, debug_flow_info, debug_bb, debug_bb_n):
28755         Likewise.
28756         * omega.c (debug_omega_problem): Likewise.
28757         * cgraphunit.c (verify_cgraph_node, verify_cgraph): Likewise.
28758         * tree-ssa-ccp.c (debug_lattice_value): Likewise.
28759         * dominance.c (verify_dominators, debug_dominance_info,
28760         debug_dominance_tree): Likewise.
28761         * df-core.c (df_insn_uid_debug, df_insn_debug, df_insn_debug_regno,
28762         * df_regno_debug, df_ref_debug,
28763         debug_df_insn, debug_df_reg, debug_df_regno, debug_df_ref,
28764         debug_df_defno, debug_df_useno, debug_df_chain): Likewise.
28765         * tree-ssa-dom.c (debug_dominator_optimization_stats): Likewise.
28766         * sel-sched.c (debug_state): Likewise.
28767         * tree-ssa-alias.c (debug_alias_info, debug_points_to_info_for):
28768         Likewise.
28769         * cfganal.c (print_edge_list, verify_edge_list): Likewise.
28770         * dwarf2out.c (debug_dwarf_die, debug_dwarf): Likewise.
28771         * tree-eh.c (verify_eh_edges, verify_eh_dispatch_edge): Likewise.
28772         * gimple-pretty-print.c (debug_gimple_stmt, debug_gimple_seq):
28773         Likewise.
28774         * c-pretty-print.c (debug_c_tree): Likewise.
28775         * sel-sched-dump.c (debug_insn_rtx, debug_vinsn, debug_expr, debug_insn
28776         debug_av_set, debug_lv_set, debug_ilist, debug_blist,
28777         debug_insn_vector, debug_hard_reg_set, debug_mem_addr_value): Likewise.
28778         * ebitmap.c (debug_ebitmap): Likewise.
28779         * function.c (debug_find_var_in_block_tree): Likewise.
28780         * print-rtl.c (debug_rtx): Likewise.
28781         (debug_rtx_count): Likewise.
28782         (debug_rtx_list, debug_rtx_range, debug_rtx_find): Likewise.
28783         * stor-layout.c (debug_rli): Likewise.
28784         * ipa.c (debug_cgraph_node_set, debug_varpool_node_set): Likewise.
28785         * tree-data-ref.c (debug_data_references,
28786         debug_data_dependence_relations, debug_data_reference,
28787         debug_data_dependence_relation, debug_rdg_vertex,
28788         debug_rdg_component, debug_rdg): Likewise.
28789         * tree-affine.c (debug_aff): Likewise.
28790         * tree-dfa.c (debug_referenced_vars, debug_variable, debug_dfa_stats):
28791         Likewise.
28792         * except.c (debug_eh_tree, verify_eh_tree): Likewise.
28793         * emit-rtl.c (verify_rtl_sharing): Likewise.
28794         * tree-ssa-pre.c (debug_pre_expr, debug_bitmap_set,
28795         debug_value_expressions): Likewise.
28796         * tree-ssa-live.c (debug_scope_block, debug_scope_blocks): Likewise.
28797         * sese.c (debug_rename_map, debug_ivtype_map): Likewise.
28798         * print-tree.c (debug_tree, debug_vec_tree): Likewise.
28799         * cfglayout.c (verify_insn_chain): Likewise.
28800         * graphite-clast-to-gimple.c (debug_clast_name_indexes,
28801         debug_clast_stmt, debug_generated_program): Likewise.
28802         * ggc-page.c (debug_print_page_list): Likewise.
28803         * tree-ssa-ter.c (debug_ter): Likewise.
28804         * graphite-dependences.c (debug_pddr): Likewise.
28805         * sched-deps.c (debug_ds): Likewise.
28806         * tree-ssa.c (verify_ssa): Likewise.
28807         * graphite-poly.c (debug_scattering_function, debug_iteration_domain,
28808         debug_scattering_functions, debug_iteration_domains, debug_pdr,
28809         debug_pdrs, debug_pbb_domain, debug_pbb, debug_scop_context,
28810         debug_scop, debug_cloog, debug_scop_params, debug_lst): Likewise.
28811         * tree-inline.c (debug_find_tree): Likewise.
28812         * graphite-ppl.c (debug_ppl_linear_expr, debug_ppl_polyhedron_matrix,
28813         debug_ppl_powerset_matrix): Likewise.
28814         * var-tracking.c (debug_dv): Likewise.
28815         * system.h (DEBUG_FUNCTION, DEBUG_VARIABLE): Define.
28816         * cfgloop.c (verify_loop_structure): Likewise.
28817         * plugin.c (dump_active_plugins, debug_active_plugins): Likewise.
28818         * c-common.c (verify_sequence_points): Likewise.
28819         * sched-rgn.c (debug_regions, debug_region, debug_candidate,
28820         debug_candidates, debug_rgn_dependencies): Likewise.
28821         * tree-ssa-structalias.c (debug_constraint, debug_constraints,
28822         * debug_constraint_graph, debug_solution_for_var,
28823         debug_sa_points_to_info): Likewise.
28824         * sched-vis.c (debug_insn_slim, debug_bb_slim, debug_bb_n_slim):
28825         Likewie.
28826         * tree-cfg.c (debug_cfg_stats, verify_stmts, debug_function,
28827         debug_loops, debug_loop, debug_loop_num): Likewise.
28828         * passes.c (debug_pass): Likewise.
28829         (dump_properties): Likewise; add cfglayout property.
28830         (debug_properties): Likewise.
28831         * tree-ssa-reassoc.c (debug_ops_vector): Likewise.
28832         * varpool.c (debug_varpool): Likewise.
28833         * regcprop.c (debug_value_data): Likewise.
28834         * tree-ssa-operands.c (verify_imm_links, debug_immediate_uses,
28835         debug_immediate_uses_for): Likewise.
28837 2010-05-29  H.J. Lu  <hongjiu.lu@intel.com>
28839         PR bootstrap/44315
28840         * Makefile.in (build/gencondmd.o): Remove TM_H := $(GTM_H).
28841         Filter out insn-flags.h.
28843 2010-05-29  Jan Hubicka  <jh@suse.cz>
28845         * cgraph.h (struct varpool_node_set_def,
28846         struct cgraph_node_set_def): Remove unused AUX pointer.
28847         (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p): Use
28848         VEC_empty macro.
28850 2010-05-29  Jan Hubicka  <jh@suse.cz>
28852         PR middle-end/44324
28853         * ipa-cp.c (ipcp_insert_stage): Replace "clone" by "constprop".
28855 2010-05-29  Richard Guenther  <rguenther@suse.de>
28857         * lto-streamer.c (cached_bp): New global variable.
28858         (bitpack_create): Return the cached bitpack, if available.
28859         (bitpack_delete): Clear and cache the bitpack, if appropriate.
28860         (bp_pack_value): Remove redundant asserts.
28862 2010-05-29  Sebastian Pop  <sebastian.pop@amd.com>
28864         PR middle-end/44306
28865         * tree-if-conv.c (is_true_predicate): New.
28866         (is_predicated): Use is_true_predicate.
28867         (add_to_predicate_list): Same.  Do not use unshare_expr.
28868         (add_to_dst_predicate_list): Same.
28870 2010-05-29  Sebastian Pop  <sebastian.pop@amd.com>
28872         * tree-if-conv.c (add_to_dst_predicate_list): Do not use the ->aux
28873         field on edges.
28874         (predicate_bbs): Same.
28875         (clean_predicate_lists): Same.
28876         (find_phi_replacement_condition): Do not AND the predicate from
28877         edge->aux.
28879 2010-05-29  H.J. Lu  <hongjiu.lu@intel.com>
28881         PR bootstrap/44315
28882         * Makefile.in (build/gencondmd.o): Add a missing `\'.
28884 2010-05-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
28886         PR target/44261
28887         config/pa/pa.md (negdf2_slow, negsf2_slow): New patterns.
28888         (negdf2): Adjust expander pattern and use negdf2_slow.
28889         (negsf2): Likewise.
28891 2010-05-29  Nathan Froyd  <froydnj@codesourcery.com>
28893         * basic-block.h (struct control_flow_graph): Move last_label_uid field
28894         up.
28895         * df.h (struct df_base_ref): Move regno field up.
28896         * dwarf2out.c (struct dw_fde_struct): Move funcdef_number field down.
28897         * expr.h (struct separate_ops): Move location field up.
28898         * optabs.h (struct optab_d): Move libcall_basename field down.
28899         * config/i386/i386.c (struct ix86_frame): Move red_zone_size up.
28900         * config/i386/i386.h (struct machine_function): Convert call_abi field
28901         into a bitfield.  Move cfa field to the end of the structure.
28903 2010-05-29  Jan Hubicka  <jh@suse.cz>
28905         * varpool.c (varpool_get_node): Fix lookup.
28907 2010-05-29  Steven Bosscher  <steven@gcc.gnu.org>
28909         * config/spu/spu-protos.h: Do not include rtl.h.  Protect
28910         RTL specific prototypes with #ifdef RTX_CODE.
28911         * config/spu/spu-c.c: Include c-common.h instead of c-tree.h.
28912         * config/spu/t-spu-elf: Fix dependencies.
28914         * config/t-darwin (darwin-c.o): Remove C_TREE_H dependency.
28916 2010-05-29  Mike Stump  <mikestump@comcast.net>
28918         PR bootstrap/44315
28919         * Makefile.in (build/gencondmd.o): Be sure to use GTM_H instead of
28920         TM_H when building to avoid dependency loops.
28922 2010-05-29  Jan Hubicka  <jh@suse.cz>
28924         * cgraphunit.c (cgraph_materialize_clone): Only remove calles,
28925         refs and body; not the whole node for masters of materialized clones.
28927 2010-05-29  Mike Stump  <mikestump@comcast.net>
28929         * config/rs6000/rs6000-c.c: Remove c-tree.h include.
28931 2010-05-29  Jan Hubicka  <jh@suse.cz>
28933         * cgraph.c (clone_function_name): Take SUFFIX argument; export.
28934         (cgraph_create_virtual_clone): Take SUFFIX argument; udpate
28935         use of clone_function_name.
28936         * cgraph.h (cgraph_create_virtual_clone,
28937         cgraph_function_versioning): update prototypes.
28938         (clone_function_name): Declare.
28939         * ipa-cp.c (ipcp_insert_stage): Update call of
28940         cgraph_create_virtual_clone.
28941         * omp-low.c (create_omp_child_function_name): Use
28942         cgraph_create_virtual_clone.
28943         * cgraphunit.c (cgraph_copy_node_for_versioning): Fix edges updating.
28944         (cgraph_function_versioning): Take SUFFIX argument; produce new name
28945         and make decl local.
28947 2010-05-29  Steven Bosscher  <steven@gcc.gnu.org>
28949         * vec.h: Include statistics.h
28950         * Makefile.in: Introduce VEC_H.  Replace all vec.h dependencies
28951         with VEC_H.
28953 2010-05-29  Steven Bosscher  <steven@gcc.gnu.org>
28955         * c-lex.c: Do not include c-tree.h.
28956         * c-pretty-print.c: Likewise.
28957         * c-opts.c: Likewise.
28958         * c-gimplify.c: Likewise.
28959         * c-common.c: Likewise.
28960         * c-dump.c: Likewise.  Include c-common.h.
28962 2010-05-29  Steven Bosscher  <steven@gcc.gnu.org>
28964         * c-common.h (GCC_DIAG_STYLE): Define earlier in the file,
28965         before including diagnostic-core.h.
28966         (c_cpp_error): New prototype moved from c-tree.h.
28967         Use ATTRIBUTE_GCC_DIAG instead of ATTRIBUTE_GCC_CDIAG.
28968         * c-tree.h (ATTRIBUTE_GCC_CDIAG): Remove define.
28969         (pedwarn_c90, perwarn_c99): Use ATTRIBUTE_GCC_DIAG instead.
28970         (c_cpp_error): Prototype moved to c-common.h.
28971         * Makefile.in: Update dependency for C_COMMON_H.
28973 2010-05-29  Steven Bosscher  <steven@gcc.gnu.org>
28975         * c-common.h: Add FIXME for awkward split of c_register_addr_space.
28976         * c-common.c (c_register_addr_space): Remove here.
28977         * c-decl.c (c_register_addr_space): Re-add here.
28979 2010-05-28  Mike Stump  <mikestump@comcast.net>
28981         * config/darwin-c.c: Remove c-tree.h include.
28983 2010-05-28  Joseph Myers  <joseph@codesourcery.com>
28985         * gcc.c: Include diagnostic.h.
28986         (error_count): Remove.  All users changed to use errorcount.
28987         (programname): Remove.  All users changed to use progname.
28988         (fancy_abort, internal_error, fatal_error, error, warning, inform,
28989         fnotice): Remove.
28990         (execute): Don't include "Internal error" and bug reporting
28991         information in argument of internal_error call.
28992         (process_command): Don't increment error_count after calling
28993         perror_with_name.
28994         (input_filename): Rename to gcc_input_filename.  All users
28995         changed.
28996         (main): Call diagnostic_initialize.  Register delete_temp_files
28997         with atexit.  Use seen_error to test for errors.
28998         * gcc.h: Include diagnostic-core.h.
28999         (fatal_error, error, warning): Remove.
29000         * Makefile.in (GCC_H): Add $(DIAGNOSTIC_CORE_H).
29001         (GCC_OBJS): Add diagnostic.o, pretty-print.o and input.o.
29002         (gcc.o): Update dependencies.
29004 2010-05-28  Jeff Law  <law@redhat.com>
29006         * ira.c (ira_bad_reload_regno, ira_build_reload_regno_1): New
29007         functions.
29008         * ira.h (ira_bad_reload_regno): Declare
29009         * reload1.c (allocate_reload_reg): Use ira_bad_reload_regno.
29011         * ira-color.c (update_curr_costs): Free updated hard reg costs.
29012         (ira_reassign_conflict_allocnos): Remove bogus asserts.
29013         (allocno_reload_assign): Likewise.
29015 2010-05-28  Nathan Froyd  <froydnj@codesourcery.com>
29017         * tree-vect-stmts.c (vectorizable_assignment): Call build1 instead of
29018         build1_stat.
29020 2010-05-28  Richard Guenther  <rguenther@suse.de>
29022         PR lto/44312
29023         * lto-streamer-in.c (unpack_ts_fixed_cst_value_fields):
29024         Stream fixed-point constants mode.
29025         (unpack_ts_type_value_fields): Fix width of TYPE_MODE
29026         and TYPE_PRECISION.
29027         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields):
29028         Stream fixed-point constants mode.
29029         (pack_ts_function_decl_value_fields): Fix width of TYPE_MODE
29030         and TYPE_PRECISION.
29032 2010-05-28  Sebastian Pop  <sebastian.pop@amd.com>
29034         * tree-scalar-evolution.c (set_nb_iterations_in_loop): Inlined in the
29035         only place it was called from.
29036         (number_of_latch_executions): Do not return chrec_dont_know when the
29037         may_be_zero is a runtime condition: instead, return a COND_EXPR
29038         including the may_be_zero condition.
29039         * cfgloop.h (struct loop): Add a note on COND_EXPRs to the comment
29040         of nb_iterations.
29041         * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Handle
29042         COND_EXPRs.
29044 2010-05-28  Sebastian Pop  <sebastian.pop@amd.com>
29046         * tree-if-conv.c (replace_phi_with_cond_gimple_assign_stmt): Don't
29047         generate COND_EXPRs for degenerate_phi_result.
29049 2010-05-28  Sebastian Pop  <sebastian.pop@amd.com>
29051         PR middle-end/44293
29052         * tree-if-conv.c (if_convertible_loop_p): Check the
29053         if-convertibility of phi nodes in non predicated BBs.
29055 2010-05-28  Joseph Myers  <joseph@codesourcery.com>
29057         * gcc.c (error, warning, inform): Remove duplicate ": " in output.
29059 2010-05-28  Joseph Myers  <joseph@codesourcery.com>
29061         PR driver/15303
29062         * gcc.c (inform, warning, inform): New functions.
29063         (fatal_ice): Rename to internal_error; change cmsgid parameter to
29064         gmsgid.  All callers changed.
29065         (notice): Rename to fnotice; add parameter fp.  All callers changed.
29066         (fatal_error): Rename to fatal_signal.  All users changed.
29067         (fatal): Rename to fatal_error; change cmsgid parameter to
29068         gmsgid.  All callers changed.
29069         (process_command): Use warning instead of error for warnings.
29070         (end_going_arg): Don't use _() around argument of error.
29071         (do_spec_1): Use inform for message from %n specs.  Use warning
29072         instead of error for warnings.
29073         (main): Use inform for comparison messages.  Use warning for
29074         message about unused linker input.
29075         (error): Increment error_count.  Print "error: ".
29076         * gcc.h (fatal): Change to fatal_error.
29077         (warning): Declare.
29078         * config/darwin-driver.c (darwin_default_min_version): Use warning
29079         instead of fprintf for warnings.
29080         * cppspec.c (lang_specific_driver): Use fatal_error instead of fatal.
29082 2010-05-28  Julian Brown  <julian@codesourcery.com>
29084         * config/arm/thumb2.md (*thumb2_addsi3_compare0): New.
29085         (*thumb2_addsi3_compare0_scratch): New.
29086         * config/arm/constraints.md (Pv): New.
29087         * config/arm/arm.md (*addsi3_compare0): Remove FIXME comment. Use
29088         for ARM mode only.
29089         (*addsi3_compare0_scratch): Likewise.
29091 2010-05-28  Jan Hubicka  <jh@suse.cz>
29093         * ipa-reference.c (add_static_var): Remove redundant all_module_statics
29094         check.
29095         (ipa_reference_write_optimization_summary): Call is_proper_for_analysis
29096         only on local statics.
29098 2010-05-28  Iain Sandoe  <iains@gcc.gnu.org>
29100         * config.gcc (*-*-darwin*): Adjust t-make fragments for Darwin.
29102 2010-05-28  Maxim Kuvyrkov  <maxim@codesourcery.com>
29104         PR bootstrap/44314
29105         * config/alpha/linux.h, config/rs6000/linux.h, config/rs6000/linux64.h
29106         (OPTION_GLIBC): Define.
29108 2010-05-28  Jakub Jelinek  <jakub@redhat.com>
29110         PR debug/41048
29111         * dwarf2out.c (double_int_type_size_in_bits): New function.
29112         (round_up_to_align): Change first argument and return value to
29113         double_int.
29114         (field_byte_offset): Work internally on double_ints.
29116         PR target/43636
29117         * builtins.c (expand_movstr): Use a temporary pseudo instead
29118         of target even when target is not NULL and not const0_rtx, but
29119         fails movstr predicate.
29120         * config/m32c/blkmov.md (movstr): Add predicate to first operand.
29122 2010-05-28  Joseph Myers  <joseph@codesourcery.com>
29124         * final.c (rest_of_clean_state): Use %m in errors instead of
29125         strerror (errno).
29126         * gengtype.c (read_input_list, close_output_files): Use xstrerror
29127         instead of strerror.
29128         * toplev.c (process_options): Use %m in errors instead of strerror
29129         (errno).
29130         * tree-dump.c (dump_begin): Use %m in errors instead of strerror
29131         (errno).
29133 2010-05-28  Uros Bizjak  <ubizjak@gmail.com>
29135         * config/i386/i386.c (ix86_fn_abi_va_list): Make static.
29136         (ix86_canonical_va_list_type): Make static.  Add declaration.
29137         (ix86_enum_va_list): Make static.  Reindent.
29138         * config/i386/i386-protos.h (ix86_fn_abi_va_list): Remove declaration.
29139         (ix86_canonical_va_list_type): Ditto.
29140         (ix86_enum_va_list): Ditto.
29142 2010-05-28  Richard Guenther  <rguenther@suse.de>
29144         * lto-wrapper.c (run_gcc): With -save-temps generate a
29145         user-visible ltrans filename.  Fixup ltrans unit numbering.
29147 2010-05-28  Kai Tietz  <kai.tietz@onevision.com>
29149         * c-common.c (c_common_nodes_and_builtins): Replace use
29150         of TARGET_ENUM_VA_LIST by target hook enum_va_list.
29151         * config/i386/i386.c (TARGET_ENUM_VA_LIST_P): Hook
29152         to ix86_enum_va_list.
29153         * config/i386/i386.h (TARGET_ENUM_VA_LIST): Removed.
29154         * doc/tm.texi (TARGET_ENUM_VA_LIST): Removed.
29155         (TARGET_ENUM_VA_LIST_P): Add hook description.
29156         * target-def.h (TARGET_ENUM_VA_LIST_P): Added.
29157         * target.h (gcc_target): Add enum_va_list hook.
29159         PR bootstrap/44299
29160         * config/i386/t-cygming: Adjust header dependencies for winnt-cxx.c.
29161         * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Remove undefine.
29162         * config/i386/winnt.c (IN_GCC_FRONTEND): Likewise.
29164 2010-05-28  Alan Modra  <amodra@gmail.com>
29166         PR target/44266
29167         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
29168         emit_library_call machinery to set up __tls_get_addr calls.
29170 2010-05-28  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29172         * config/s390/s390.md (movqi): Fix typo ('*' -> '#').
29174 2010-05-28  Dodji Seketeli  <dodji@redhat.com>
29176         Revert fix for PR c++/44188
29177         * c-common.c (is_typedef_decl): Revert the moving of  this
29178         definition ...
29179         * tree.c (is_typedef_decl): ... here.
29180         (typdef_variant_p): Revert the moving of this  definition
29181         here from cp/tree.c.
29182         * c-common.h (is_typedef_decl): Revert the moving of this
29183         declaration ...
29184         * tree.h (is_typedef_decl): ... here.
29185         (typedef_variant_p): Revert the moving of this  declaration here
29186         from cp/cp-tree.h
29187         * dwarf2out.c (is_naming_typedef_decl): Revert this new function.
29188         (gen_tagged_type_die): Revert the splitting out of ...
29189         (gen_type_die_with_usage): ... this function. Revert the anonymous
29190         tagged type handling.
29191         (gen_typedef_die): Revert emitting DW_TAG_typedef  for
29192         typedefs naming anonymous tagged types.
29194 2010-05-28  Segher Boessenkool  <segher@kernel.crashing.org>
29196         * config/rs6000/rs6000-modes.def (PSImode): Delete.
29198 2010-05-28  Segher Boessenkool  <segher@kernel.crashing.org>
29200         * config/rs6000/constraints.md ("z" constraint): Change to CA_REGS.
29201         * config/rs6000/predicates.md: Change XER_REGNO_P to CA_REGNO_P
29202         throughout.
29203         * config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Change
29204         "xer" to "ca".
29205         Change XER_REGNO_P to CA_REGNO_P, XER_REGNO to CA_REGNO, and
29206         XER_REGS to CA_REGS throughout.
29207         * config/rs6000/rs6000.h: Same.
29208         (ADDITIONAL_REGISTER_NAMES): Add "xer".
29209         * config/rs6000/rs6000.md: Change XER_REGNO to CA_REGNO.  Document
29210         that mode_iterator "P" is the size for arithmetic carries as well.
29211         * doc/md.texi (rs6000 section, "z" constraint): Fix documentation.
29213 2010-05-28  Jakub Jelinek  <jakub@redhat.com>
29215         PR bootstrap/44255
29216         * combine.c (struct rtx_subst_pair): Define unconditionally.
29217         (propagate_for_debug_subst): Likewise.  If not AUTO_INC_DEC,
29218         copy_rtx pair->to instead of cleanup_auto_inc_dec it.
29219         Call make_compound_operation on pair->to.
29220         (propagate_for_debug): Don't call make_compound_operation here.
29221         Always use simplify_replace_fn_rtx.
29223 2010-05-27  Sterling Augustine  <sterling@tensilica.com>
29225         * doc/invoke.texi (xtensa options): Add -mforce-no-pic.
29226         * config/xtensa/xtensa.c (override_options): Check
29227           TARGET_FORCE_NO_PIC and set flag_pic.
29228         * config/xtensa/xtensa.opt: Document -mforce-no-pic
29230 2010-05-27  Kai Tietz  <kai.tietz@onevision.com>
29232         PR bootstrap/44299
29233         * config/i386/winnt.c (IN_GCC_FRONTEND): Undefine.
29234         * config/i386/winnt-cxx.c (IN_GCC_FRONTEND): Likewise.
29236 2010-05-27  Joseph Myers  <joseph@codesourcery.com>
29238         * diagnostic-core.h: New.  Contents moved from diagnostic.h and
29239         toplev.h.
29240         * diagnostic.c: Don't include toplev.h.
29241         (progname): Define.  Moved from toplev.c.
29242         (seen_error): New function.
29243         * diagnostic.h: Include diagnostic-core.h.
29244         (diagnostic_t, emit_diagnostic): Don't declare here.
29245         * toplev.c (progname): Move to toplev.c.
29246         (emit_debug_global_declarations, compile_file, finalize,
29247         do_compile, toplev_main): Use seen_error.
29248         * toplev.h: Include diagnostic-core.h.
29249         (trim_filename, GCC_DIAG_STYLE, ATTRIBUTE_GCC_DIAG,
29250         internal_error, warning, warning_at, error, error_n, error_at,
29251         fatal_error, pedwarn, permerror, sorry, inform, inform_n,
29252         verbatim, fnotice, progname): Move to diagnostic-core.h.
29253         * builtins.c: Include diagnostic-core.h instead of diagnostic.h.
29254         (expand_builtin_expect): Use seen_error.
29255         * c-decl.c: Include diagnostic-core.h instead of diagnostic.h.
29256         (c_make_fname_decl, c_write_global_declarations): Use seen_error.
29257         * c-format.c: Include diagnostic-core.h instead of diagnostic.h.
29258         * c-gimplify.c: Include diagnostic-core.h instead of diagnostic.h.
29259         * c-lang.c: Include diagnostic-core.h instead of diagnostic.h.
29260         * c-lex.c (c_lex_with_flags, interpret_float): Don't increment
29261         errorcount for errors.
29262         * c-opts.c (c_common_finish): Use seen_error.
29263         * cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
29264         * cgraphunit.c (verify_cgraph_node, verify_cgraph,
29265         cgraph_output_pending_asms, cgraph_optimize): Use seen_error.
29266         * coverage.c: Include diagnostic-core.h instead of diagnostic.h.
29267         (get_coverage_counts): Use seen_error.
29268         * dwarf2out.c (dwarf2out_finish): Use seen_error.
29269         * gimplify.c (gimplify_var_or_parm_decl, gimple_push_cleanup,
29270         gimplify_body): Use seen_error.
29271         * ipa-inline.c (cgraph_early_inlining): Use seen_error.
29272         * ipa-pure-const.c (gate_pure_const): Use seen_error.
29273         * ipa-reference.c (gate_reference): Use seen_error.
29274         * jump.c: Include diagnostic-core.h instead of diagnostic.h.
29275         * lambda-code.c: Include diagnostic-core.h instead of
29276         diagnostic.h.
29277         * lto-cgraph.c: Include diagnostic-core.h instead of diagnostic.h.
29278         * lto-compress.c: Include diagnostic-core.h instead of
29279         diagnostic.h.
29280         * lto-section-in.c: Include diagnostic-core.h instead of
29281         diagnostic.h.
29282         * lto-streamer-out.c: Include diagnostic-core.h instead of
29283         diagnostic.h.
29284         * lto-streamer.c: Include diagnostic-core.h instead of
29285         diagnostic.h.
29286         (gate_lto_out): Use seen_error.
29287         * matrix-reorg.c: Include diagnostic-core.h instead of
29288         diagnostic.h.
29289         * omega.c: Include diagnostic-core.h instead of diagnostic.h.
29290         * omp-low.c: Include diagnostic-core.h instead of diagnostic.h.
29291         (gate_expand_omp, lower_omp_1): Use seen_error.
29292         * passes.c: Include diagnostic-core.h instead of diagnostic.h.
29293         (rest_of_decl_compilation, rest_of_type_compilation,
29294         gate_rest_of_compilation, ipa_write_summaries): Use seen_error.
29295         * tree-cfg.c (label_to_block_fn): Use seen_error.
29296         * tree-inline.c (optimize_inline_calls): Use seen_error.
29297         * tree-mudflap.c (mudflap_finish_file): Use
29298         seen_error.
29299         * tree-optimize.c (gate_all_optimizations,
29300         gate_all_early_local_passes, gate_all_early_optimizations): Use
29301         seen_error.
29302         * tree-ssa-structalias.c (gate_ipa_pta): Use seen_error.
29303         * varpool.c: Include diagnostic-core.h instead of diagnostic.h.
29304         (varpool_remove_unreferenced_decls,
29305         varpool_assemble_pending_decls): Use seen_error.
29306         * Makefile.in (DIAGNOSTIC_CORE_H): Define.
29307         (TOPLEV_H, DIAGNOSTIC_H): Update.
29308         (c-decl.o, c-lang.o, c-format.o, lto-compress.o, lto-cgraph.o,
29309         lto-streamer-out.o, lto-section-in.o, lto-streamer.o,
29310         c-gimplify.o, omp-low.o, omega.o, diagnostic.o, passes.o,
29311         builtins.o, jump.o, cgraph.o, varpool.o, matrix-reorg.o,
29312         coverage.o, lambda-code.o): Update dependencies.
29314 2010-05-25  Dodji Seketeli  <dodji@redhat.com>
29316         PR c++/44188
29317         * c-common.c (is_typedef_decl): Move this definition ...
29318         * tree.c (is_typedef_decl): ... here.
29319         (typdef_variant_p): Move definition here from cp/tree.c.
29320         * c-common.h (is_typedef_decl): Move this declaration ...
29321         * tree.h (is_typedef_decl): ... here.
29322         (typedef_variant_p): Move declaration here from cp/cp-tree.h
29323         * dwarf2out.c (is_naming_typedef_decl): New function.
29324         (gen_tagged_type_die): Split out of ...
29325         (gen_type_die_with_usage): ... this function. When an anonymous
29326         tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
29327         is emitted for the typedef.
29328         (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
29329         anonymous tagged types.
29331 2010-05-27  Jason Merrill  <jason@redhat.com>
29333         * print-tree.c (debug_vec_tree): New fn.
29334         (print_vec_tree): New fn.
29335         * tree.h: Declare them.
29336         * gdbinit.in (pvt): New command.
29338         * print-tree.c (print_node) [TREE_VEC]: Print elements normally.
29340         * gdbinit.in (pdd): New command.
29342 2010-05-27  Jan Hubicka  <jh@suse.cz>
29344         * ipa-inline.c (cgraph_estimate_size_after_inlining): Make inline.
29345         (update_caller_keys): Return early if there are no callers;
29346         only update fibheap when decresing the key.
29347         (update_callee_keys): Avoid recursion.
29348         (decide_inlining_of_small_functions): When badness does not match;
29349         re-insert into fibheap.
29351 2010-05-27  Steven Bosscher  <steven@gcc.gnu.org>
29353         * Makefile.in (ALL_CFLAGS): Add file-specific CFLAGS.
29354         (ALL_HOST_FRONTEND_OBJS): New, for all front-end specific objects.
29355         (ALL_HOST_BACKEND_OBJS): New, for all backend and target objects.
29356         (ALL_HOST_OBJS): Now a union of the above two.
29357         <section "Language makefile fragments">: Add -DIN_GCC_FRONTEND for
29358         all files in ALL_HOST_FRONTEND_OBJS.
29359         * system.h: Poison GCC_RTL_H if IN_GCC_FRONTEND is defined.
29361         * c-common.c: Pretend to be a backend file by undefining
29362         IN_GCC_FRONTEND (still need rtl.h here).
29364 2010-05-27  Jan Hubicka  <jh@suse.cz>
29366         * cgraph.h (struct cgraph_node): Mark former_clone_of by GTY ((skip)).
29367         * cgraphunit.c (clone_of_p): Compile only when checking is enabled.
29369 2010-05-27  Jan Hubicka  <jh@suse.cz>
29371         * sched-ebb.c: Rename struct deps to struct deps_desc.
29372         * ddg.c: Likewise.
29373         * sel-sched-ir.c: Likewise.
29374         * sched-deps.c: Likewise.
29375         * sched-int.h: Likewise.
29376         * sched-rgn.c: Likewise.
29378 2010-05-27  Jon Beniston  <jon@beniston.com>
29380         PR 43726
29381         * config/lm32/lm32.h: Remove definition of
29382         GO_IF_MODE_DEPENDENT_ADDRESS. Update copyright year.
29384 2010-05-27  Eric Botcazou  <ebotcazou@adacore.com>
29386         PR lto/44230
29387         * dwarf2out.c (dwarf2out_begin_prologue): Fix nits in sorry message.
29389 2010-05-27  Richard Guenther  <rguenther@suse.de>
29391         PR tree-optimization/44284
29392         * tree-vect-stmts.c (vectorizable_assignment): Handle
29393         sign-changing conversions as simple copy.
29395 2010-05-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
29397         * gthr-posix.h (pthread_cancel): Don't declare if compiling against
29398         Bionic C library.
29399         (__gthread_active_p): Check for pthread_create if compiling against
29400         Bionic C library.
29402 2010-05-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
29404         Support compilation for Android platform.  Reimplement -mandroid.
29406         * config.gcc (*linux*): Include linux-android.h and linux-android.opt.
29407         (*android*): Set ANDROID_DEFAULT.
29408         (arm*-*-linux*): Include linux-android.h.
29409         (arm*-*-eabi*): Don't include previous -mandroid implementation.
29410         * config/arm/eabi.h: Remove, move Android-specific parts ...
29411         * config/linux-android.h: ... here.  New file.
29412         * config/arm/eabi.opt: Rename to ...
29413         * config/linux-android.opt: ... this.
29414         (mandroid): Allow -mno-android option.  Initialize based on
29415         ANDROID_DEFAULT.
29416         * config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC, LIB_SPEC):
29417         Move logic to corresponding LINUX_TARGET_* macros.
29418         (TARGET_OS_CPP_BUILTINS): Define __ANDROID__, when appropriate.
29419         * config/linux-eabi.h (LINK_SPEC, CC1_SPEC, CC1PLUS_SPEC, LIB_SPEC,)
29420         (STARTFILE_SPEC, ENDFILE_SPEC): Define to choose between Linux and
29421         Android definitions.
29422         (LINUX_TARGET_OS_CPP_BUILTINS): Define __ANDROID__ if TARGET_ANDROID.
29423         * doc/invoke.texi (-mandroid, -tno-android-cc, -tno-android-ld):
29424         Document.
29426 2010-05-27  Maxim Kuvyrkov  <maxim@codesourcery.com>
29428         Add support for Bionic C library
29430         * config.gcc (LIBC_GLIBC, LIBC_BIONIC, LIBC_UCLIBC): New tm_define
29431         macro.
29432         (DEFAULT_LIBC): New tm_define macro set to one of LIBC_*.
29433         (bfin*-uclinux, moxie-*-uclinux*, m68k-*-uclinux*): Update.
29435         * config/linux.h (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC): Define.
29436         (LINUX_TARGET_OS_CPP_BUILTINS): Define __gnu_linux__ only for GLIBC.
29437         (CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER): Make it easier
29438         to support multiple C libraries.  Handle Bionic.
29439         (BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,)
29440         (BIONIC_DYNAMIC_LINKER64): Define.
29441         (LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64):
29442         Update.
29443         (TARGET_HAS_SINCOS): Enable for Bionic.
29445         * config/linux.opt: Rewrite to handle more than 2 C libraries.  Make
29446         the last option specified on command line take effect.
29447         (linux_uclibc): Rename to linux_libc, initialize using DEFAULT_LIBC.
29448         (mbionic): New.
29449         (mglibc, muclibc): Update.
29451         * config/alpha/linux-elf.h, config/rs6000/linux64.h,
29452         * config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Update to use
29453         DEFAULT_LIBC.
29455         * doc/invoke.texi (-mglibc, -muclibc): Update.
29456         (-mbionic): Document.
29458 2010-05-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
29460         * c-common.h (c_register_addr_space): Add prototype.
29461         (ADDR_SPACE_KEYWORD): Remove.
29462         * c-common.c (c_register_addr_space): New function.
29463         (c_addr_space_name): Reimplement.
29464         (c_common_reswords): Do not include TARGET_ADDR_SPACE_KEYWORDS.
29466         * config/spu/spu.h (TARGET_ADDR_SPACE_KEYWORDS): Remove.
29467         (REGISTER_TARGET_PRAGMAS): Call c_register_addr_space.
29469         * doc/tm.texi (Named Address Spaces): Mention c_register_addr_space.
29470         Remove TARGET_ADDR_SPACE_KEYWORDS.
29472 2010-05-27  Joseph Myers  <joseph@codesourcery.com>
29474         * input.c: New file.
29475         * input.h (main_input_filename): Move declaration to toplev.h.
29476         * toplev.c (input_location, line_table): Move to input.c
29477         * toplev.h (main_input_filename): Move declaration from input.h.
29478         * tree.c (expand_location): Move to input.c.
29479         * Makefile.in (OBJS-common): Add input.o.
29480         (input.o): Add dependencies.
29482 2010-05-27  Richard Guenther  <rguenther@suse.de>
29484         * lto-wrapper.c (maybe_unlink_file): Ignore unlink failure
29485         for non-existant files.
29486         (fork_execute): Mark args_name file as deleted.
29488 2010-05-27  Kai Tietz  <kai.tietz@onevision.com>
29490         PR bootstrp/44287
29491         * c-lex.c (narrowest_unsigned_type): Check for NULL_TREE.
29492         (narrow_signed_type): Likewise.
29494 2010-05-26  Jan Hubicka  <jh@suse.cz>
29496         * cgraphunit.c (verify_cgraph_node): Do checking that DECL match
29497         edge only when checking is enabled; check using former_clone_of;
29498         check inline clones too.
29499         (cgraph_materialize_clone): Record former_clone_of pointer.
29500         (cgraph_redirect_edge_call_stmt_to_callee): Assert that we are not
29501         combining redirections; dump args_to_skip bitmap
29502         (cgraph_materialize_all_clones): Do no redirection here.
29503         * ipa-inline.c (inline_transform): Do redirection here.
29504         * cgraph.h (struct cgraph_node): Add former_clone_of filed (enabled
29505         cheking only).
29507 2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>
29509         * config/avr/avr-c.c: Do not include regs.h.
29510         Include cpplib.h for cpp_define and tree.h for c-common.h.
29511         * config/avr/avr-devices.c (avr_mcu_types): Fix initializer.
29512         * config/avr/t-avr: Fix dependencies for avr-c.o.
29514 2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>
29516         * explow.c (set_stack_check_libfunc): Adjust to accept name as a
29517         string instead of SYMBOL_REF rtx.
29518         * rtl.h (set_stack_check_libfunc): Move prototype from here...
29519         * libfuncs.h: ...to here.  Adjust for explow.c change.
29521 2010-05-26  Joseph Myers  <joseph@codesourcery.com>
29523         * pretty-print.c: Don't include ggc.h.
29524         (identifier_to_locale_alloc, identifier_to_locale_free): Define.
29525         (identifier_to_locale): Use them for allocation.
29526         * pretty-print.h (identifier_to_locale_alloc,
29527         identifier_to_locale_free): Declare.
29528         * toplev.c (alloc_for_identifier_to_locale): New.
29529         (general_init): Set identifier_to_locale_alloc and
29530         identifier_to_locale_free.
29531         * Makefile.in (pretty-print.o): Update dependencies.
29533 2010-05-26  Eric Botcazou  <ebotcazou@adacore.com>
29535         * gimple.c (gimple_types_compatible_p): Return 0 for aggregate and
29536         pointer types if they have different alignment or mode.
29538 2010-05-26  Anatoly Sokolov  <aesok@post.ru>
29540         * config/sparc/sparc.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
29541         LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
29542         * config/sparc/sparc-protos.h (function_value): Remove declaration.
29543         * config/sparc/sparc.c (sparc_function_value, sparc_libcall_value,
29544         sparc_function_value_regno_p): New functions.
29545         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
29546         TARGET_FUNCTION_VALUE_REGNO_P): Define.
29547         (function_value): Rename to...
29548         (sparc_function_value_1): ... this. Make static. Change 'incoming_p'
29549         argument to 'outgoing'.
29550         (function_arg_record_value, function_arg_union_value,
29551         function_arg_vector_value): Update comment.
29553 2010-05-26  Eric Botcazou  <ebotcazou@adacore.com>
29555         * dwarf2out.c (struct dw_fde_struct): Reorder flags.
29556         (fde_needed_for_eh_p): New predicate.
29557         (output_call_frame_info): Use it throughout to decide whether FDEs
29558         are needed for EH purpose.
29559         (dwarf2out_begin_prologue): Reorder assignments.
29561 2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
29563         * tree-if-conv.c (if_convertible_gimple_assign_stmt_p): Do not
29564         special case loop->header.
29565         (is_predicated): New.
29566         (if_convertible_loop_p): Call it.
29568 2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
29570         * tree-if-conv.c (add_to_dst_predicate_list): Do not pass a statemet
29571         iterator in parameter.  Do not generate code during the analysis.
29572         (tree_if_convert_cond_stmt): Removed.
29573         (tree_if_convert_stmt): Removed.
29574         (predicate_bbs): New.
29575         (if_convertible_loop_p): Call predicate_bbs.
29576         (tree_if_conversion): Simplify the top-level logic as predicate_bbs
29577         now contains all the analysis part.
29579 2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
29581         * tree-if-conv.c (tree_if_convert_cond_stmt): Do not remove
29582         statements in the analysis part.
29583         (tree_if_convert_stmt): Update comment.
29584         (remove_conditions_and_labels): New.
29585         (combine_blocks): Call remove_conditions_and_labels.
29586         (tree_if_conversion): Update comment.
29588 2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
29590         * tree-if-conv.c (if_convertible_bb_p): Don't handle BBs with more
29591         than 2 predecessors or more than 2 successors.
29593 2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
29595         * tree-if-conv.c (if_convertible_loop_p): Avoid if-conversion
29596         of loops in which the data dependence analysis fails.
29598 2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
29600         * tree-if-conv.c (if_convertible_loop_p): Do not compute/free
29601         CDI_POST_DOMINATORS.
29602         (tree_if_conversion): Same.
29604 2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
29606         * tree-if-conv.c (tree_if_conversion): Do not return a bool.
29608 2010-05-26  Sebastian Pop  <sebastian.pop@amd.com>
29610         * tree-if-conv.c: Update copyright years.  Fix comments.
29611         Fix indentation.
29613 2010-05-26  Kai Tietz  <kai.tietz@onevision.com>
29615         * builtin-types.def (BT_INT128): New primitive type.
29616         (BT_UINT128): Likewise.
29617         * c-common.c (c_common_r): Add __int128 keyword.
29618         (c_common_type_for_size): Handle __int128.
29619         (c_common_type_for_mode): Likewise.
29620         (c_common_signed_or_unsigned_type): Likewise.
29621         (c_common_nodes_and_builtins): Add builtin type
29622         if target supports 128-bit integer scalar.
29623         * c-common.h (enum rid): Add RID_INT128.
29624         * c-cppbuiltin.c (c_cpp_builtins): Define __SIZEOF_INT128__
29625         if target supports 128-bit integer scalar.
29626         * c-decl.c (declspecs_add_type): Handle new keyword __int128.
29627         (finish_declspecs): Likewise.
29628         * c-parser.c (c_token_starts_typename): Handle RID_INT128.
29629         (c_token_starts_declspecs): Likewise.
29630         (c_parser_declspecs): Likewise.
29631         (c_parser_attributes): Likewise.
29632         (c_parser_objc_selector): Likewise.
29633         * c-pretty-print.c (pp_c_integer_constant): Handle __int128.
29634         * c-tree.h (enum c_typespec_keyword): Add cts_int128.
29635         * gimple.c (gimple_signed_or_unsigned_type): Handle int128 types.
29636         * tree.c (make_or_reuse_type): Likewise.
29637         (make_unsigned_type): Likewise.
29638         (build_common_tree_nodes_2): Likewise.
29639         * tree.h (enum integer_type_kind): Add itk_int128 and
29640         itk_unsigned_int128.
29641         (int128_integer_type_node): New define.
29642         (int128_unsigned_type_node): New define.
29643         * doc/extend.texi: Add documentation about __int128 type.
29645 2010-05-26  Richard Guenther  <rguenther@suse.de>
29647         * tree-ssa-sccvn.c (copy_nary): Adjust.
29648         (copy_phis): Rename to ...
29649         (copy_phi): ... this.  Adjust.
29650         (copy_references): Rename to ...
29651         (copy_reference): ... this.  Adjust.
29652         (process_scc): Use HTAB_FOR_EACH_ELEMENT to insert the
29653         result into the valid table.
29655 2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>
29657         * config/spu/spu-c.c: Do not include function.h, rtl.h, expr.h,
29658         insn-config.h, insn-codes.h, recog.h, and optabs.h.
29660 2010-05-26  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
29662         * ggc.h (ggc_min_expand_heuristic, ggc_min_heapsize_heuristic): Remove.
29664 2010-05-26  Richard Guenther  <rguenther@suse.de>
29666         * opts.c (common_handle_option): Handle OPT_Ofast.
29668 2010-05-26  Joseph Myers  <joseph@codesourcery.com>
29670         * diagnostic.c: Don't include opts.h.
29671         (permissive_error_option): Define.
29672         (diagnostic_initialize): Take n_opts parameter.  Allocate memory
29673         for classify_diagnostic.  Don't use memset for
29674         classify_diagnostic.  Initialize new and recently added fields.
29675         (diagnostic_classify_diagnostic): Use context->n_opts instead of
29676         N_OPTS.
29677         (diagnostic_report_diagnostic): Pass context parameter to
29678         diagnostic_report_warnings_p.  Use option_enabled and option_name
29679         hooks from context.
29680         (emit_diagnostic): Use permissive_error_option.
29681         (permerror): Likewise.
29682         * diagnostic.h: Don't include options.h.
29683         (struct diagnostic_context): Add n_opts, opt_permissive,
29684         inhibit_warnings, warn_system_headers, option_enabled and
29685         option_name fields.  Change classify_diagnostic to a pointer.
29686         * opts-diagnostic.h: New file.
29687         * opts.c: Include opts-diagnostic.h.
29688         (common_handle_option): Set global_dc fields for -Wfatal-errors,
29689         -Wsystem-headers, -fshow-column, -pedantic-errors and -w.
29690         (option_name): New function.
29691         * c-opts.c (c_common_init_options): Set global_dc->opt_permissive.
29692         (c_common_handle_option): Set global_dc->permissive for
29693         -fpermissive.
29694         * c-common.c (c_cpp_error): Save and restore
29695         global_dc->warn_system_headers, not variable warn_system_headers.
29696         * toplev.c: Include opts-diagnostic.h.
29697         (general_init): Update call to diagnostic_initialize.  Set
29698         global_dc->show_column, global_dc->option_enabled and
29699         global_dc->option_name.
29700         (process_options): Don't set global_dc fields here.
29701         * Makefile.in (DIAGNOSTIC_H): Remove options.h.
29702         (diagnostic.o, opts.o, toplev.o): Update dependencies.
29704 2010-04-30  Hariharan Sandanagobalane  <hariharan@picochip.com>
29706         * config/picochip/picochip.md (movsi): Split a movsi from a
29707         const after reload.
29709 2010-05-26  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
29711         * ggc-zone.c: Update copyright year.
29712         (poison_region): Mark memory for Valgrind as undefined before
29713         memset () call and inaccessible afterwards.
29714         (ggc_pch_total_size): Change type of i to int.
29716 2010-05-26  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
29718         * ggc-common.c (ggc_free_overhead): Allow empty slot.
29720 2010-05-26  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
29722         * ggc-common.c: Update copyright year.
29723         (ggc_rlimit_bound): Remove prototype.  Compile only if
29724         !ENABLE_GC_CHECKING && !ENABLE_GC_ALWAYS_COLLECT.
29725         (ggc_min_heapsize_heuristic): Compile only if !ENABLE_GC_CHECKING
29726         && !ENABLE_GC_ALWAYS_COLLECT.  Make static.
29727         (ggc_min_heapsize_heuristic): Likewise.
29729 2010-05-26  Richard Guenther  <rguenther@suse.de>
29731         PR rtl-optimization/44164
29732         * tree-ssa-alias.c (aliasing_component_refs_p): Fix the
29733         no-common access-path disambiguation.
29734         (indirect_ref_may_alias_decl_p): Adjust.
29735         (indirect_refs_may_alias_p): Likewise.
29736         (refs_may_alias_p_1): Likewise.
29738 2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>
29740         * c-typeck.c: Do not include expr.h.
29742 2010-05-26  Steven Bosscher  <steven@gcc.gnu.org>
29744         * rtl.h (decl_default_tls_model): Move prototype from here...
29745         * output.h: ...to here.
29746         * c-decl.c: Do not include rtl.h.
29747         * c-pragma.c: Likewise.
29748         * c-parser.c: Likewise.
29749         * c-gimplify.c: Likewise.  And also not hard-reg-set.
29750         * c-common.c: Do not include rtl.h.  Include tm_p.h and add a
29751         FIXME note for it.  Add a FIXME note for expr.h.
29752         * config/i386/i386-protos.h (ix86_enum_va_list, ix86_fn_abi_va_list,
29753         ix86_canonical_va_list_type): Make visible even if RTX_CODE is not
29754         defined.
29756 2010-05-26  Jakub Jelinek  <jakub@redhat.com>
29758         PR target/44199
29759         * config/rs6000/rs6000.c (rs6000_emit_epilogue): If cfun->calls_alloca
29760         or total_size is larger than red zone size for non-V4 ABI, emit a
29761         stack_tie resp. frame_tie insn before stack pointer restore.
29762         * config/rs6000/rs6000.md (frame_tie): New insn.
29764 2010-05-25  Eric Botcazou  <ebotcazou@adacore.com>
29766         * function.h (struct function): Add can_throw_non_call_exceptions bit.
29767         * lto-streamer-in.c (input_function): Stream it in.
29768         * lto-streamer-out.c (output_function): Stream it out.
29769         * function.c (allocate_struct_function): Set it.
29770         (expand_function_end): Substitute cfun->can_throw_non_call_exceptions
29771         for flag_non_call_exceptions.
29772         * cfgbuild.c (control_flow_insn_p): Likewise.
29773         (make_edges): Likewise.
29774         * cfgexpand.c (expand_stack_alignment): Likewise.
29775         * combine.c (distribute_notes): Likewise.
29776         * cse.c (cse_extended_basic_block): Likewise.
29777         * except.c (insn_could_throw_p): Likewise.
29778         * gcse.c (simple_mem): Likewise.
29779         * ipa-pure-const.c (check_call): Likewise.
29780         (check_stmt ): Likewise.
29781         * lower-subreg.c (lower-subreg.c): Likewise.
29782         * optabs.c (emit_libcall_block): Likewise.
29783         (prepare_cmp_insn): Likewise.
29784         * postreload-gcse.c (eliminate_partially_redundant_loads): Likewise.
29785         * postreload.c (rest_of_handle_postreload): Likewise.
29786         * reload1.c (reload_as_needed): Likewise.
29787         (emit_input_reload_insns): Likewise.
29788         (emit_output_reload_insns): Likewise.
29789         (fixup_abnormal_edges): Likewise.
29790         * sel-sched-ir.c (init_global_and_expr_for_insn): Likewise.
29791         * store-motion.c (find_moveable_store): Likewise.
29792         * tree-eh.c (stmt_could_throw_p): Likewise.
29793         (tree_could_throw_p): Likewise.
29794         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
29795         * config/arm/arm.c (arm_expand_prologue): Likewise.
29796         (thumb1_expand_prologue): Likewise.
29797         * config/rx/rx.md (cbranchsf4): Likewise.
29798         (cmpsf): Likewise.
29799         * config/s390/s390.c (s390_emit_prologue): Likewise.
29800         * tree-inline.c (initialize_cfun): Copy can_throw_non_call_exceptions.
29801         (inline_forbidden_into_p): New predicate.
29802         (expand_call_inline): Use it to forbid inlining.
29803         (tree_can_inline_p): Likewise.
29805 2010-05-25  Steven Bosscher  <steven@gcc.gnu.org>
29807         * config/i386/i386-c.c: Do not include rtl.h.
29808         * config/i386/t-i386: Update dependencies.
29810 2010-05-25  Steven Bosscher  <steven@gcc.gnu.org>
29812         * attribs.c: Do not include rtl.h.
29813         * Makefile.in: Update dependencies.
29815 2010-05-25  Anatoly Sokolov  <aesok@post.ru>
29817         * double-int.h (double_int_and): New.
29818         * combine.c (try_combine): Clean up, use double_int_* and
29819         immed_double_int_const functions.
29821 2010-05-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
29823         * configure.ac (gcc_cv_as_ld_jalr_reloc): Redirect grep stdout,
29824         stderr to /dev/null instead of grep -q.
29825         * configure: Regenerate.
29827 2010-05-25  Steven Bosscher  <steven@gcc.gnu.org>
29829         * Makefile.in (EXCEPT_H): Fix typo.
29831 2010-05-25  Vladimir Makarov  <vmakarov@redhat.com>
29833         * ira-build.c (update_conflict_hard_reg_costs): New.
29834         (ira_build): Call update_conflict_hard_reg_costs.
29836 2010-05-25  Jakub Jelinek  <jakub@redhat.com>
29838         PR debug/41371
29839         * var-tracking.c (find_loc_in_1pdv): Guard asserts with
29840         ENABLE_CHECKING.
29841         (intersect_loc_chains): Walk the s2var's loc_chain together
29842         with s1node chain as long as the locations are equal, don't
29843         call find_loc_in_1pdv in that case.
29845         PR debug/42801
29846         * tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
29847         (copy_bind_expr): ... instead of here.
29848         (copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
29849         if the block hasn't been remapped.
29850         * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
29851         emitting concrete instance of abstract VLA, add DW_AT_type attribute.
29853 2010-05-25  Richard Guenther  <rguenther@suse.de>
29855         PR middle-end/44069
29856         * gimple-fold.c (maybe_fold_stmt_addition): Avoid generating
29857         out-of-bounds array accesses.
29859 2010-05-25  Richard Guenther  <rguenther@suse.de>
29861         * lto-wrapper.c (nr, input_names, output_names, makefile): Globalize.
29862         (lto_wrapper_exit): Unlink all LTRANS temporary files on error.
29863         (run_gcc): Re-organize to make cleanup easier.
29865 2010-05-25  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
29867         * config/s390/s390.c (optimization_options): Fix and move the
29868         flag_prefetch_loop_arrays override ...
29869         (override_options): ... here.
29871 2010-05-25  Joseph Myers  <joseph@codesourcery.com>
29873         * diagnostic.c: Don't include plugin.h.
29874         (diagnostic_report_diagnostic): Don't handle plugins specially
29875         here.  Pass context to internal_error callback.
29876         * diagnostic.h (struct diagnostic_context): Add context parameter
29877         to internal_error callback.
29878         * plugin.c (warn_if_plugins, plugins_internal_error_function): New.
29879         * plugin.h (struct diagnostic_context): Declare.
29880         (warn_if_plugins, plugins_internal_error_function): Declare.
29881         * toplev.c (general_init): Set global_dc->internal_error.
29882         * Makefile.in (diagnostic.o): Update dependencies.
29884 2010-05-25  Iain Sandoe  <iains@gcc.gnu.org>
29886         * config/rs6000/darwin64.h: Update DARWIN_ARCH_SPEC.
29887         * config/rs6000/t-darwin64: New.
29888         * config.gcc (powerpc64-*-darwin*): Use darwin.opts, t-darwin64,
29889         build crt2.
29891 2010-05-25  Christian Borntraeger  <borntraeger@de.ibm.com>
29893         PR 44203
29894         * tree-ssa-loop-prefetch.c: Fix logic for step calculation to
29895         match the original (and intended) behaviour before r159557.  This
29896         changeset changed a=a+b*c to a=(a+b)*b which was obviously wrong
29897         in two ways.
29899 2010-05-25  Richard Guenther  <rguenther@suse.de>
29901         * doc/invoke.texi: Document -Ofast.
29902         * target.h (struct gcc_target): Add handle_ofast.
29903         * target-def.h (TARGET_HANDLE_OFAST): Add.
29904         (TARGET_INITIALIZER): Adjust.
29905         * opts.c (decode_options): Handle -Ofast.  Enable -ffast-math with it.
29906         * common.opt (Ofast): Add.
29908 2010-05-25  Paolo Bonzini  <bonzini@gnu.org>
29910         * doc/tm.texi (STORE_FLAG_VALUE): Do not refer to sCC patterns.
29911         * doc/md.texi (cstoreXX4): Update for cond-optab changes.
29913 2010-05-25  Paolo Bonzini  <bonzini@gnu.org>
29915         PR target/43610
29916         * optabs.c (prepare_float_lib_cmp): Allow reversing the comparison
29917         even if !FLOAT_LIB_COMPARE_RETURNS_BOOL.  Always compute true_rtx and
29918         false_rtx.  Use false_rtx to compute the correct *ptest for reversed
29919         comparisons for which !FLOAT_LIB_COMPARE_RETURNS_BOOL.
29921 2010-05-25  Jakub Jelinek  <jakub@redhat.com>
29923         * dwarf2out.c (loc_descr_plus_const): When offset is negative, use
29924         DW_OP_minus with negated offset instead of DW_OP_plus.
29925         (loc_list_from_tree): Don't test whether second operand is INTEGER_CST.
29927 2010-05-25  Wei Guozhi  <carrot@google.com>
29929         * config/arm/thumb2.md (thumb2_tlobits_cbranch): Add constraint to
29930         tst instruction and a new alternative.
29931         * config/arm/constraints.md (Pu): New constraint.
29933 2010-05-24  Sebastian Pop  <sebastian.pop@amd.com>
29935         * function.c (assign_stack_local_1): Initialize variable
29936         to avoid warning when bootstrapping at -O3.
29938 2010-05-24  Steven Bosscher  <steven@gcc.gnu.org>
29940         * configure.ac (all_lang_makefiles): Remove everything related to it.
29941         * configure: Regenerate.
29942         * Makefile.in: Fix reference to ada Make-lang.in.
29943         Remove support for LANG_MAKEFILES.
29945 2010-05-24  Daniel Jacobowitz  <dan@codesourcery.com>
29946             Sandra Loosemore  <sandra@codesourcery.com>
29948         * config/arm/neon-testgen.ml: Use dg-add-options arm_neon.
29949         * doc/sourcebuild.texi (Effective-Target Keywords): Update arm_neon_ok
29950         description.  Add arm_neon_fp16_ok.
29951         (Add Options): Add arm_neon and arm_neon_fp16.
29953 2010-05-24  Joseph Myers  <joseph@codesourcery.com>
29955         * diagnostic.c: Don't include flags.h.
29956         (pedantic_warning_kind, permissive_error_kind): Take diagnostic
29957         context parameters.  Check flags in the context passed as a parameter.
29958         (diagnostic_build_prefix): Add context parameter.  Check
29959         show_column flag in context.
29960         (diagnostic_action_after_output): Check fatal_errors flag in context.
29961         (diagnostic_report_current_module): Check show_column flag in context.
29962         (default_diagnostic_starter): Update call to
29963         diagnostic_build_prefix.
29964         (diagnostic_report_diagnostic): Pass context to pedantic_warning_kind.
29965         (emit_diagnostic): Pass context to permissive_error_kind.
29966         (permerror): Pass context to permissive_error_kind.
29967         * diagnostic.h (struct diagnostic_context): Add show_column,
29968         pedantic_errors, permissive and fatal_errors fields.
29969         (diagnostic_build_prefix): Update prototype.
29970         * langhooks.c
29971         * toplev.c (process_options): Set flags in global_dc from
29972         flag_show_column, flag_pedantic_errors, flag_permissive,
29973         flag_fatal_errors.
29974         * tree-diagnostic.c (default_tree_diagnostic_starter): Update call
29975         to diagnostic_build_prefix.
29976         * Makefile.in (diagnostic.o): Update dependencies.
29978 2010-05-24  H.J. Lu  <hongjiu.lu@intel.com>
29980         * config/i386/ia32intrin.h (__crc32q): Define only if
29981         __SSE4_2__ is defined.
29983 2010-05-24  Iain Sandoe  <iains@gcc.gnu.org>
29985         PR target/44132
29986         PR middle-end/43602
29987         * varasm.c (get_emutls_init_templ_addr): Copy DECL_PRESERVE_P,
29988         DECL_VISIBILITY_SPECIFIED.
29989         (emutls_decl): Set DECL_PRESERVE_P and copy
29990         DECL_VISIBILITY_SPECIFIED, DECL_RESTRICTED_P.
29991         (emutls_finalize_control_var): New callback.
29992         (emutls_finish): Finalize emutls control variables.
29993         * toplev.c (compile_file): Move the call to emutls_finish ()
29994         before varpool_assemble_pending_decls ().
29996 2010-05-24  Daniel Gutson  <dgutson@codesourcery.com>
29998         * config/arm/lib1funcs.asm (__ARM_ARCH__): __ARM_ARCH_7EM__
29999         added to the preprocessor condition.
30001 2010-05-24  Paul Brook  <paul@codesourcery.com>
30003         * gengtype-lex.l: Add HARD_REG_SET.
30004         * expr.c (expand_expr_real_1): Record writes to hard registers.
30005         * function.c (rtl_data): Add asm_clobbers.
30006         * ira.c (compute_regs_asm_clobbered): Use crtl->asm_clobbers.
30007         (ira_setup_eliminable_regset): Remove regs_asm_clobbered.
30008         Use crtl->asm_clobbers.
30010 2010-05-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
30012         * doc/makefile.texi (Makefile): Mention stages 'profile'
30013         and 'feedback' for profiledbootstrap.
30015 2010-05-23  H.J. Lu  <hongjiu.lu@intel.com>
30017         PR target/44245
30018         * config/i386/i386.c (def_builtin): Properly check
30019         OPTION_MASK_ISA_64BIT.
30021 2010-05-23  Joseph Myers  <joseph@codesourcery.com>
30023         * c-decl.c (diagnose_mismatched_decls): Give error for duplicate
30024         typedefs with different but compatible types.  Allow duplicate
30025         typedefs with the same type except for pedantic non-C1X, but give
30026         warning for variably modified types.
30027         * c-typeck.c (tagged_types_tu_compatible_p,
30028         function_types_compatible_p, type_lists_compatible_p,
30029         comptypes_internal): Add parameter different_types_p; set
30030         *different_types_p for different but compatible types.  All
30031         callers changed.
30032         (comptypes_check_different_types): New.
30033         * c-tree.h (comptypes_check_different_types): Declare.
30035 2010-05-23  Steven Bosscher  <steven@gcc.gnu.org>
30037         * regs.h: Do not include obstack.h, basic-block.h.  Include machmode.h.
30038         * jump.c: Include basic-block.h.
30039         * profile.c: Likewise.
30040         * tree-profile.c: Likewise.
30041         * coverage.c: Likewise.
30042         * basic-block.h (optimize_function_for_size_p): Move to function.h.
30043         (optimize_function_for_speed_p): Likewise.
30044         * function.h (optimize_function_for_size_p,
30045         optimize_function_for_speed_p): Moved here from basic-block.h.
30046         * Makefile.in: Update dependencies.
30048 2010-05-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
30050         * lto-wrapper.c (run_gcc): Unset MAKEFLAGS and MFLAGS
30051         before calling make; allow override through $MAKE.
30052         * doc/invoke.texi (Optimize Options): Document override.
30054 2010-05-23  Anatoly Sokolov  <aesok@post.ru>
30056         * config/rs6000/rs6000.c (rs6000_mode_dependent_address_p): New.
30057         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
30058         (rs6000_mode_dependent_address_ptr): Make static.
30059         * config/rs6000/rs6000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
30060         * config/rs6000/rs6000-protos.h (rs6000_mode_dependent_address_ptr):
30061         Remove.
30063 2010-05-23  Maarten Lankhorst  <mlankhorst@codeweavers.com>
30065         PR target/43869
30066         * config/i386/i386.c: Make sure that the correct regparm is passed.
30068 2010-05-23  Steven Bosscher  <steven@gcc.gnu.org>
30070         * sbitmap.h (sbitmap_ptr, const_sbitmap_ptr): Move from here...
30071         * sbitmap.c: ...to here to internalize sbitmap element access.
30072         Do not include tm.h, rtl.h, flags.h, hard-reg-set.h, and obstack.h.
30073         Explain why basic-block.h is included.
30074         * function.h: Include tm.h for CUMULATIVE_ARGS.
30075         * Makefile.in: Update dependencies.
30077 2010-05-22  Steven Bosscher  <steven@gcc.gnu.org>
30079         * coretypes.h (struct simple_bitmap_def, sbitmap, const_sbitmap):
30080         New core types.
30081         * sbitmap.h (struct sbitmap_def): Do not typedef here.
30082         * sbitmap.c: Include sbitmap.h.
30083         * basic-block.h: Do not include bitmap.h, sbitmap.h, partition.h,
30084         hard-reg-set.h.  Split everything related to regsets out from here...
30085         * regset.h: ...to here.  New file.
30086         * df.h: Include regset.h and sbitmap.h.
30087         * tree-flow.h: Likewise.
30088         * cfgloop.h: Likewise.
30089         * except.h: Do not include sbitmap.h.  Include hashtab.h.
30090         * cgraph.h: Include vec.h and function.h.
30091         * reload.h (struct insn_chain): Change types of live_throughout
30092         and dead_or_set from regset_head to bitmap_head.
30093         (compute_use_by_pseudos): Be defined also if regset.h is not included.
30094         * ira-int.h (struct ira_spilled_reg_stack_slot): Change type of
30095         spilled_regs from regset_head to bitmap_head to avoid dependency
30096         in regset.h.
30097         * sel-sched-ir.h: Include regset.h.
30098         * reload.c: Include df.h before reload.h.
30099         * caller-save.c: Likewise.
30100         * reload1.c: Likewise.
30101         * ira.c: Likewise.
30102         (mark_elimination): Update type of r to bitmap, consistent with
30103         DF_LR_IN.
30104         * dominance.c: Include bitmap.h.
30105         * modulo-sched.c: Include df.h.
30106         * cfganal.c: Include bitmap.h and sbitmap.h.
30107         * cfgbuild.c: Include sbitmap.h.
30108         * lcm.c: Include sbitmap.h.
30109         * gcse.c (alloc_gcse_mem): Allocate regset with ALLOC_REG_SET.
30110         * domwalk.c: Include sbitmap.h, exclude ggc.h.
30111         * cfgexpand.c: Inlcude bitmap.h and sbitmap.h.
30112         * cselib.c: Include bitmap.h.
30113         * tree-optimize.c: Include regset.h.
30114         * stmt.c: Include bitmap.h.
30115         * Makefile.in: Update dependencies.
30117 2010-05-22  Jan Hubicka  <jh@suse.cz>
30119         * cgraph.h (struct varpool_node): Add same_comdat_group.
30120         * lto-cgrpah.c (lto_output_varpool_node): Output same_comdat_group
30121         pointer.
30122         (output_varpool): Update call of lto_output_varpool_node.
30123         (input_varpool): Read same_comdat_group pointer.
30124         (input_varpool_1): Fixup same_comdat_group pointer.
30125         * ipa.c (cgraph_remove_unreachable_nodes): WHen one of same comdat
30126         group is needed, all are.
30127         * varpool.c (varpool_remove_node): Remove node from same comdat group
30128         linklist too.
30129         (varpool_analyze_pending_decls): Walk same comdat groups.
30131 2010-05-22  Steven Bosscher  <steven@gcc.gnu.org>
30133         * rtl.h (union rtunion_def): Remove rt_bit member.
30134         (XBITMAP, X0BITMAP, XCBITMAP): Remove.
30135         * print-rtl (print_rtx): Do not print the member.
30136         * gengtype.c (adjust_field_rtx_def): Do not handle it.
30137         * gengenrtl.c (type_from_format): Likewise.
30138         (accessor_from_format): Likewise.
30140 2010-05-22  Joseph Myers  <joseph@codesourcery.com>
30142         * dbgcnt.c: Include toplev.h instead of errors.h.
30143         * ira-emit.c: Don't include errors.h.
30144         * ira.c: Include toplev.h instead of errors.h.
30145         * lto-compress.c: Include toplev.h instead of errors.h.
30146         * Makefile.in (lto-compress.o, lto-streamer-out.o, ira-emit.o,
30147         ira.o, dbgcnt.o): Update dependencies.
30149 2010-05-22  Richard Guenther  <rguenther@suse.de>
30151         * gimple.c (gimple_types_compatible_p): Check type qualifications
30152         before merging pointer to complete and pointer to incomplete type.
30153         * lto-symtab.c (lto_symtab_resolve_symbols): For commons make sure
30154         we use our own resolution algorithm.  The gold linker plugin
30155         doesn't do the job we want it to do here.
30157 2010-05-22  Anatoly Sokolov  <aesok@post.ru>
30159         * config/sparc/sparc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
30160         * config/sparc/sparc.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
30161         (sparc_mode_dependent_address_p): New function.
30163 2010-05-21  Steven Bosscher  <steven@gcc.gnu.org>
30165         * Makefile.in: Fix c-pch.o and ggc-common.o dependencies on timevars.
30167         * timevar.c: Do not include any core headers.
30168         (timevar_print): De-i18n-ize.
30169         (print_time): Likewise.
30170         * timevar.h (timevar_push, timevar_pop): Make inline functions.
30172 2010-05-21  Joseph Myers  <joseph@codesourcery.com>
30174         * diagnostic.c: Don't include tm.h, tree.h, tm_p.h, langhooks.h or
30175         langhooks-def.h.
30176         (diagnostic_initialize): Initialize x_data not last_function.
30177         (diagnostic_report_current_function): Move to tree-diagnostic.c.
30178         (default_diagnostic_starter): Call
30179         diagnostic_report_current_module not
30180         diagnostic_report_current_function.
30181         (diagnostic_report_diagnostic): Initialize x_data not
30182         abstract_origin.
30183         (verbatim): Likewise.
30184         * diagnostic.h (struct diagnostic_info): Change abstract_origin to
30185         x_data.
30186         (struct diagnostic_context): Change last_function to x_data.
30187         (diagnostic_auxiliary_data): Replace with
30188         diagnostic_context_auxiliary_data and
30189         diagnostic_info_auxiliary_data.
30190         (diagnostic_last_function_changed, diagnostic_set_last_function,
30191         diagnostic_report_current_function): Move to tree-diagnostic.h.
30192         (print_declaration, dump_generic_node, print_generic_stmt,
30193         print_generic_stmt_indented, print_generic_expr,
30194         print_generic_decl, debug_c_tree, dump_omp_clauses,
30195         print_call_name, debug_generic_expr, debug_generic_stmt,
30196         debug_tree_chain, default_tree_printer): Move to
30197         tree-pretty-print.h.
30198         (debug_gimple_stmt, debug_gimple_seq, print_gimple_seq,
30199         print_gimple_stmt, print_gimple_expr, dump_gimple_stmt): Move to
30200         gimple-pretty-print.h.
30201         * pretty-print.c: Don't include tree.h
30202         (pp_base_format): Don't handle %K here.
30203         (pp_base_tree_identifier): Move to tree-pretty-print.c.
30204         * pretty-print.h (text_info): Change abstract_origin to x_data.
30205         (pp_tree_identifier, pp_unsupported_tree,
30206         pp_base_tree_identifier): Move to tree-pretty-print.h.
30207         * gimple-pretty-print.h, tree-diagnostic.c, tree-diagnostic.h,
30208         tree-pretty-print.h: New files.
30209         * tree-pretty-print.c: Include tree-pretty-print.h.
30210         (percent_K_format): New.  Moved from pretty-print.c.
30211         (pp_base_tree_identifier): Move from pretty-print.c.
30212         * c-objc-common.c: Include tree-pretty-print.h.
30213         (c_tree_printer): Handle %K here.
30214         * langhooks.c: Include tree-diagnostic.h.
30215         (lhd_print_error_function): Use diagnostic_abstract_origin macro.
30216         * toplev.c: Include tree-diagnostic.h and tree-pretty-print.h.
30217         (default_tree_printer): Handle %K using percent_K_format.
30218         (general_init): Use default_tree_diagnostic_starter.
30219         * tree.c: Include tree-diagnostic.h and tree-pretty-print.h.
30220         (free_lang_data): Use default_tree_diagnostic_starter.
30221         * c-pretty-print.c: Include tree-pretty-print.h.
30222         * cfgexpand.c: Include tree-pretty-print.h and gimple-pretty-print.h.
30223         * cgraphunit.c: Include tree-pretty-print.h and gimple-pretty-print.h.
30224         * dwarf2out.c: Include tree-pretty-print.h.
30225         * except.c: Include tree-pretty-print.h.
30226         * gimple-pretty-print.c: Include tree-pretty-print.h and
30227         gimple-pretty-print.h.
30228         * gimplify.c: Include tree-pretty-print.h.
30229         * graphite-poly.c: Include tree-pretty-print.h and
30230         gimple-pretty-print.h.
30231         * ipa-cp.c: Include tree-pretty-print.h.
30232         * ipa-inline.c: Include gimple-pretty-print.h.
30233         * ipa-prop.c: Include tree-pretty-print.h and gimple-pretty-print.h.
30234         * ipa-pure-const.c: Include gimple-pretty-print.h.
30235         * ipa-struct-reorg.c: Include tree-pretty-print.h and
30236         gimple-pretty-print.h.
30237         * ipa-type-escape.c: Include tree-pretty-print.h.
30238         * print-rtl.c: Include tree-pretty-print.h.
30239         * print-tree.c: Include gimple-pretty-print.h.
30240         * sese.c: Include tree-pretty-print.h.
30241         * tree-affine.c: Include tree-pretty-print.h.
30242         * tree-browser.c: Include tree-pretty-print.h.
30243         * tree-call-cdce.c: Include gimple-pretty-print.h.
30244         * tree-cfg.c: Include tree-pretty-print.h and gimple-pretty-print.h.
30245         * tree-chrec.c: Include tree-pretty-print.h.
30246         * tree-data-ref.c: Include tree-pretty-print.h and
30247         gimple-pretty-print.h.
30248         * tree-dfa.c: Include tree-pretty-print.h.
30249         * tree-if-conv.c: Include tree-pretty-print.h and
30250         gimple-pretty-print.h.
30251         * tree-inline.c: Include tree-pretty-print.h.
30252         * tree-into-ssa.c: Include tree-pretty-print.h and
30253         gimple-pretty-print.h.
30254         * tree-nrv.c: Include tree-pretty-print.h.
30255         * tree-object-size.c: Include tree-pretty-print.h and
30256         gimple-pretty-print.h.
30257         * tree-outof-ssa.c: Include tree-pretty-print.h and
30258         gimple-pretty-print.h.
30259         * tree-parloops.c: Include tree-pretty-print.h and
30260         gimple-pretty-print.h.
30261         * tree-predcom.c: Include tree-pretty-print.h and
30262         gimple-pretty-print.h.
30263         * tree-scalar-evolution.c: Include tree-pretty-print.h and
30264         gimple-pretty-print.h.
30265         * tree-sra.c: Include tree-pretty-print.h.
30266         * tree-ssa-address.c: Include tree-pretty-print.h.
30267         * tree-ssa-alias.c: Include tree-pretty-print.h.
30268         * tree-ssa-ccp.c: Include tree-pretty-print.h and
30269         gimple-pretty-print.h.
30270         * tree-ssa-coalesce.c: Include tree-pretty-print.h.
30271         * tree-ssa-copy.c: Include tree-pretty-print.h and
30272         gimple-pretty-print.h.
30273         * tree-ssa-copyrename.c: Include tree-pretty-print.h.
30274         * tree-ssa-dce.c: Include tree-pretty-print.h and
30275         gimple-pretty-print.h.
30276         * tree-ssa-dom.c: Include tree-pretty-print.h and
30277         gimple-pretty-print.h.
30278         * tree-ssa-dse.c: Include gimple-pretty-print.h.
30279         * tree-ssa-forwprop.c: Include tree-pretty-print.h.
30280         * tree-ssa-ifcombine.c: Include tree-pretty-print.h.
30281         * tree-ssa-live.c: Include tree-pretty-print.h and
30282         gimple-pretty-print.h.
30283         * tree-ssa-loop-im.c: Include tree-pretty-print.h and
30284         gimple-pretty-print.h.
30285         * tree-ssa-loop-ivcanon.c: Include tree-pretty-print.h and
30286         gimple-pretty-print.h.
30287         * tree-ssa-loop-ivopts.c: Include tree-pretty-print.h and
30288         gimple-pretty-print.h.
30289         * tree-ssa-loop-niter.c: Include tree-pretty-print.h and
30290         gimple-pretty-print.h.
30291         * tree-ssa-loop-prefetch.c: Include tree-pretty-print.h.
30292         * tree-ssa-math-opts.c: Include gimple-pretty-print.h.
30293         * tree-ssa-operands.c: Include tree-pretty-print.h and
30294         gimple-pretty-print.h.
30295         * tree-ssa-phiprop.c: Include tree-pretty-print.h and
30296         gimple-pretty-print.h.
30297         * tree-ssa-pre.c: Include tree-pretty-print.h and
30298         gimple-pretty-print.h.
30299         * tree-ssa-propagate.c: Include gimple-pretty-print.h.
30300         * tree-ssa-reassoc.c: Include tree-pretty-print.h and
30301         gimple-pretty-print.h.
30302         * tree-ssa-sccvn.c: Include tree-pretty-print.h and
30303         gimple-pretty-print.h.
30304         * tree-ssa-sink.c: Include gimple-pretty-print.h.
30305         * tree-ssa-ter.c: Include tree-pretty-print.h and
30306         gimple-pretty-print.h.
30307         * tree-ssa-uninit.c: Include gimple-pretty-print.h.
30308         * tree-ssa.c: Include tree-pretty-print.h and
30309         gimple-pretty-print.h.
30310         * tree-stdarg.c: Include gimple-pretty-print.h.
30311         * tree-switch-conversion.c: Include gimple-pretty-print.h.
30312         * tree-tailcall.c: Include tree-pretty-print.h and
30313         gimple-pretty-print.h.
30314         * tree-vect-data-refs.c: Include tree-pretty-print.h and
30315         gimple-pretty-print.h.
30316         * tree-vect-loop-manip.c: Include tree-pretty-print.h and
30317         gimple-pretty-print.h.
30318         * tree-vect-loop.c: Include tree-pretty-print.h and
30319         gimple-pretty-print.h.
30320         * tree-vect-patterns.c: Include gimple-pretty-print.h.
30321         * tree-vect-slp.c: Include tree-pretty-print.h and
30322         gimple-pretty-print.h.
30323         * tree-vect-stmts.c: Include tree-pretty-print.h and
30324         gimple-pretty-print.h.
30325         * tree-vectorizer.c: Include tree-pretty-print.h.
30326         * tree-vrp.c: Include tree-pretty-print.h and
30327         gimple-pretty-print.h.
30328         * value-prof.c: Include tree-pretty-print.h and
30329         gimple-pretty-print.h.
30330         * var-tracking.c: Include tree-pretty-print.h.
30331         * Makefile.in (OBJS-common): Add tree-diagnostic.o.
30332         (tree-diagnostic.o): New dependencies.
30333         (c-objc-common.o, c-pretty-print.o, langhooks.o, tree.o,
30334         tree-inline.o, print-tree.o, stor-layout.o, tree-ssa-uninit.o,
30335         tree-ssa.o, tree-into-ssa.o, tree-ssa-ter.o, tree-ssa-coalesce.o,
30336         tree-outof-ssa.o, tree-ssa-forwprop.o, tree-ssa-phiprop.o,
30337         tree-ssa-ifcombine.o, tree-nrv.o, tree-ssa-copy.o,
30338         tree-ssa-propagate.o, tree-ssa-dom.o, tree-ssa-uncprop.o,
30339         tree-ssa-live.o, tree-ssa-copyrename.o, tree-ssa-pre.o,
30340         tree-ssa-sccvn.o, tree-vrp.o, tree-cfg.o, tree-tailcall.o,
30341         tree-ssa-sink.o, tree-if-conv.o, tree-dfa.o, tree-ssa-operands.o,
30342         tree-ssa-address.o, tree-ssa-loop-niter.o,
30343         tree-ssa-loop-ivcanon.o, tree-ssa-loop-prefetch.o, tree-predcom.o,
30344         tree-ssa-loop-ivopts.o, tree-affine.o, tree-ssa-loop-im.o,
30345         tree-ssa-math-opts.o, tree-ssa-alias.o, tree-ssa-reassoc.o,
30346         gimplify.o, tree-browser.o, tree-chrec.o, tree-scalar-evolution.o,
30347         tree-data-ref.o, sese.o, graphite-poly.o, tree-vect-loop.o,
30348         tree-vect-loop-manip.o, tree-vect-patterns.o, tree-vect-slp.o,
30349         tree-vect-stmts.o, tree-vect-data-refs.o, tree-vectorizer.o,
30350         tree-parloops.o, tree-stdarg.o, tree-object-size.o,
30351         gimple-pretty-print.o, tree-pretty-print.o, diagnostic.o,
30352         toplev.o, print-rtl.o, except.o, dwarf2out.o, cgraphunit.o,
30353         ipa-prop.o, ipa-cp.o, ipa-inline.o, ipa-pure-const.o,
30354         ipa-type-escape.o, ipa-struct-reorg.o, tree-ssa-dce.o,
30355         tree-call-cdce.o, tree-ssa-ccp.o, tree-sra.o,
30356         tree-switch-conversion.o, var-tracking.o, value-prof.o,
30357         cfgexpand.o, pretty-print.o): Update dependencies.
30359 2010-05-22  Andreas Tobler  <andreast@fgznet.ch>
30361         * tree-ssa-structalias.c: Remove tm_p.h from include.
30363 2010-05-21  Jeff Law  <law@redhat.com>
30365         * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Fix typo.
30367 2010-05-21  Jason Merrill  <jason@redhat.com>
30369         * tree-eh.c (cleanup_is_dead_in): New.
30370         (lower_try_finally): Don't generate a dead cleanup region.
30371         (lower_cleanup): Likewise.
30373 2010-05-21  Jakub Jelinek  <jakub@redhat.com>
30375         PR debug/44223
30376         * haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
30377         unchain each use from the cyclic next_regno_use chain first.
30379 2010-05-21  Steven Bosscher  <steven@gcc.gnu.org>
30381         * real: Do not include gmp.h, mpfr.h, and mpc.h.
30382         (REAL_VALUE_NEGATE, REAL_VALUE_ABS, real_arithmetic2): Remove.
30383         (real_value_negate, real_value_abs): New prototypes.
30384         (do_mpc_arg2, real_from_mpfr, mpfr_from_real): Move from here...
30385         * realmpfr.h (do_mpc_arg2, real_from_mpfr, mpfr_from_real): ...to here,
30386         new include file for interface between MPFR and REAL_VALUE_TYPE.
30387         * real.c: Include realmpfr.h.
30388         (real_arithmetic2): Remove legacy function.
30389         (real_value_negate): New.
30390         (real_value_abs): New.
30391         (mfpr_from_real, real_from_mpfr): Move from here...
30392         * realmpfr.c (mpfr_from_real, real_from_mpfr): ...to here, new file.
30393         * builtins.c: Include realmpfr.h.
30394         * fold-const.c: Include realmpfr.h.
30395         (fold_comparison): Use real_value_negate instead of REAL_VALUE_NEGATE.
30396         (fold_negate_const): Likewise.
30397         (fold_abs_const): Use real_value_abs instead of REAL_VALUE_ABS.
30398         * toplev.c: Include realmpfr.h.
30399         * simplify-rtx.c (simplify_const_unary_operation): Use real_value_abs
30400         and real_value_negate.
30401         * fixed-value.c (check_real_for_fixed_mode): Likewise.
30402         * config/arm/arm.c (neg_const_double_rtx_ok_for_fpa): Likewise.
30403         (vfp3_const_double_index): Likewise.
30404         (arm_print_operand): Likewise.
30405         * Makefile.in: Update dependencies.
30407 2010-05-21  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
30409         * config/s390/s390.c (override_options): Increase the default
30410         of max-completely-peel-times.
30412 2010-05-21  Julian Brown  <julian@codesourcery.com>
30413             Mark Mitchell  <mark@codesourcery.com>
30415         * config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
30416         sibling calls for Thumb-1.
30417         * config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
30418         * config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
30419         Thumb-2.
30420         (*call_insn, *call_value_insn): Don't use for Thumb-2.
30421         (sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
30422         for Thumb-2.
30423         (return): New expander.
30424         (*arm_return): New name for ARM return insn.
30425         * config/arm/thumb2.md (*thumb2_return): New insn pattern.
30427 2010-05-19  Joel Sherrill  <joel.sherrill@oarcorp.com>
30429         * config.gcc (sparc64-*-rtems*): New target.
30431 2010-05-21  Nathan Froyd  <froydnj@codesourcery.com>
30433         * tree.c (build_function_decl_skip_args): Fix grammar.
30434         (build_function_type_list_1): Fix typos, adjust formatting.
30436 2010-05-21  Steven Bosscher  <steven@gcc.gnu.org>
30438         * tree.h: Include real.h and fixed-value.h as basic datatypes.
30439         * dfp.c, convert.c, reload1.c, reginfo.c, tree-flow.h,
30440         tree-ssa-threadedge.c, tree-ssanames.c, tree-loop-linear.c,
30441         tree-into-ssa.c, tree-vect-generic.c, tree-ssa-structalias.c,
30442         tree-ssa-loop-im.c, tree-dump.c, tree-complex.c, tree-ssa-uninit.c,
30443         genrecog.c, tree-ssa-threadupdate.c, tree-ssa-loop-niter.c,
30444         tree-pretty-print.c, tree-loop-distribution.c,
30445         tree-ssa-loop-unswitch.c, c-lex.c, optabs.c, postreload-gcse.c,
30446         tree-ssa-loop-manip.c, postreload.c, tree-ssa-loop-ch.c,
30447         tree-tailcall.c, tree.c, reload.c, tree-scalar-evolution.c, rtlanal.c,
30448         tree-phinodes.c, builtins.c, final.c, genoutput.c, fold-const.c,
30449         tree-ssa-dse.c, genautomata.c, tree-ssa-uncprop.c, toplev.c,
30450         tree-chrec.c, genemit.c, c-cppbuiltin.c, tree-ssa-sccvn.c,
30451         tree-ssa-ccp.c, tree-ssa-loop-ivopts.c, mode-switching.c,
30452         tree-call-cdce.c, cse.c, genpeep.c, tree-ssa-math-opts.c,
30453         tree-ssa-dom.c, tree-nrv.c, tree-ssa-propagate.c, tree-ssa-alias.c,
30454         tree-ssa-sink.c, jump.c, ifcvt.c, dwarf2out.c, expr.c, genattrtab.c,
30455         genconditions.c, tree-ssa-loop-ivcanon.c, tree-ssa-loop.c,
30456         tree-parloops.c, recog.c, tree-ssa-address.c, lcm.c, tree-eh.c,
30457         gimple-pretty-print.c, c-pretty-print.c, print-rtl.c, gcse.c,
30458         tree-if-conv.c, tree-data-ref.c, tree-affine.c, gimplify.c,
30459         tree-ssa-phiopt.c, implicit-zee.c, expmed.c, tree-dfa.c, emit-rtl.c,
30460         store-motion.c, cselib.c, tree-cfgcleanup.c, simplify-rtx.c,
30461         tree-ssa-pre.c, genpreds.c, tree-mudflap.c, print-tree.c,
30462         tree-ssa-copy.c, tree-ssa-forwprop.c, tree-ssa-dce.c, varasm.c,
30463         tree-nested.c, tree-ssa.c, tree-ssa-loop-prefetch.c, rtl.c,
30464         tree-inline.c, integrate.c, tree-optimize.c, tree-ssa-phiprop.c,
30465         fixed-value.c, combine.c, tree-profile.c, c-common.c, sched-vis.c,
30466         tree-cfg.c, passes.c, tree-ssa-reassoc.c, config/alpha/alpha.c,
30467         config/frv/frv.c, config/s390/s390.c, config/m32c/m32c.c,
30468         config/spu/spu.c, config/sparc/sparc.c, config/mep/mep.c,
30469         config/m32r/m32r.c, config/rx/rx.c, config/i386/i386.c,
30470         config/sh/sh.c, config/pdp11/pdp11.c, config/avr/avr.c,
30471         config/crx/crx.c, config/xtensa/xtensa.c, config/stormy16/stormy16.c,
30472         config/fr30/fr30.c, config/lm32/lm32.c, config/moxie/moxie.c,
30473         config/m68hc11/m68hc11.c, config/cris/cris.c, config/iq2000/iq2000.c,
30474         config/mn10300/mn10300.c, config/ia64/ia64.c, config/m68k/m68k.c,
30475         config/rs6000/rs6000.c, config/picochip/picochip.c, config/darwin.c,
30476         config/arc/arc.c, config/mcore/mcore.c, config/score/score3.c,
30477         config/score/score7.c, config/score/score.c, config/arm/arm.c,
30478         config/pa/pa.c, config/mips/mips.c, config/vax/vax.c,
30479         config/h8300/h8300.c, config/v850/v850.c, config/mmix/mmix.c,
30480         config/bfin/bfin.c: Clean up redundant includes.
30481         * Makefile.in: Update accordingly.
30483 2010-05-21  Nathan Froyd  <froydnj@codesourcery.com>
30485         PR middle-end/44204
30486         * builtins.c (fold_call_stmt): Pass &error_mark_node if the call
30487         statement has no arguments.
30489 2010-05-21  Kai Tietz  <kai.tietz@onevision.com>
30491         PR/44139
30492         * varasm.c (emutls_decl): Merge attributes to new decl.
30494 2010-05-21  Eric Botcazou  <ebotcazou@adacore.com>
30496         PR middle-end/44101
30497         * gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
30498         around the uniquized constructor if its type requires a conversion.
30500 2010-05-21  Jakub Jelinek  <jakub@redhat.com>
30502         PR debug/44205
30503         * tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
30504         at -O0 goto_locus of any of the incoming edges differs from
30505         goto_locus of outgoing edge, or gimple_location of any of the
30506         labels differs.
30508 2009-09-14  Vladimir Makarov  <vmakarov@redhat.com>
30510         * ira.c (ira_non_ordered_class_hard_regs): Define.
30511         (setup_class_hard_regs): Initialize ira_non_ordered_class_hard_regs.
30512         * ira-int.h (ira_non_ordered_class_hard_regs): Declare.
30513         * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Increase
30514         cost of unaligned hard regs when allocating multi-reg pseudos.
30516 2010-05-20  Richard Sandiford  <rdsandiford@googlemail.com>
30518         * config.gcc (mips*-sde-elf*): Don't use sdemtk.opt.
30519         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_no_float
30520         for TARGET_NO_FLOAT.
30521         * config/mips/mips.c (mips_file_start): Expand conditional expression
30522         into "if" statements.  Use .gnu_attribute 4,0 for TARGET_NO_FLOAT.
30523         (mips_override_options): Move -mno-float override -msoft-float and
30524         -mhard-float.
30525         * config/mips/mips.opt (mno-float): Move from sdemtk.opt, but add
30526         Condition(TARGET_SUPPORTS_NO_FLOAT).
30527         * config/mips/sdemtk.h (TARGET_OS_CPP_BUILTINS): Don't set
30528         __mips_no_float here.
30529         (SUBTARGET_OVERRIDE_OPTIONS): Delete.
30530         (TARGET_SUPPORTS_NO_FLOAT): Define.
30531         * config/mips/sdemtk.opt: Delete.
30533 2010-05-20  Segher Boessenkool  <segher@kernel.crashing.org>
30535         * ipa-prop.c (compute_complex_ancestor_jump_func): Bail out if !cond.
30537 2010-05-20  Uros Bizjak  <ubizjak@gmail.com>
30539         PR target/43733
30540         * configure.ac (gcc_cv_as_ix86_sahf): Switch to 64bit mode.
30541         * configure: Regenerate.
30542         * config.in: Regenerate.
30543         * config/i386/i386.md (x86_sahf_1): Conditionally output 0x9e
30544         instead of sahf only for 64bit targets.
30546 2010-05-20  Jakub Jelinek  <jakub@redhat.com>
30548         PR debug/44178
30549         * haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
30550         setup_ref_regs for DEBUG_INSNs.
30552 2010-05-20  Jan Hubicka  <jh@suse.cz>
30554         PR middle-end/44197
30555         * varpool.c (varpool_remove_node): Handle in-varpool aliases.
30557 2010-05-20  Kenneth Zadeck  <zadeck@naturalbridge.com>
30559         PR bootstrap/43870
30560         * df-scan.c (df_ref_compare): Stabilize sort.
30562 2010-05-20  Jakub Jelinek  <jakub@redhat.com>
30564         * dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
30565         argument.  Don't use DW_OP_piece if offset is non-zero,
30566         put offset into second DW_OP_bit_piece argument.
30567         (dw_sra_loc_expr): Adjust callers.  For memory expressions
30568         compute offset.
30570 2010-05-20  Hans-Peter Nilsson  <hp@axis.com>
30572         PR target/44202
30573         * config/cris/cris.md ("*addsi3_v32"): Correct "cc"
30574         settings for 16-bit-constant "addo" alternative.
30576 2010-05-19  James E. Wilson  <wilson@codesourcery.com>
30578         * config/mips/mips-dsp.md (add<DSPV:mode>3,
30579         mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>): Add ISA_HAS_DSP condition.
30581         PR target/43764
30582         * mips.c (mips_call_expr_from_insn): New arg second_call.  Set it.
30583         (mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
30584         Use it.
30586 2010-05-19  Joseph Myers  <joseph@codesourcery.com>
30588         * diagnostic.c (FLOAT, FFS): Don't undefine.
30589         * passes.c, pretty-print.c, rtl-error.c, toplev.c: Likewise.
30590         * cse.c, regmove.c: Remove comments about stdio.h and rtl.h
30591         include ordering.
30593 2010-05-19  Richard Sandiford  <rdsandiford@googlemail.com>
30595         * combine.c (propagate_for_debug): Call make_compound_operation
30596         on the source value.
30597         (try_combine): When implementing a split chosen by find_split_point,
30598         either copy i2src or set it to null.  Assert that i2src is not null
30599         before substituting into CALL_INSN_FUNCTION_USAGE.
30601 2010-05-19  Anatoly Sokolov  <aesok@post.ru>
30603         * double-int.h (double_int_ior): New function.
30604         * tree.h (build_int_cst_wide_type): Remove.
30605         * tree.c (build_int_cst_wide_type): Remove.
30606         * fold-const.c (native_interpret_int): Use double_int_to_tree instead
30607         of build_int_cst_wide_type.
30608         * stor-layout.c (set_sizetype): (Ditto.).
30609         * dojump.c (do_jump): Use build_int_cstu instead of
30610         build_int_cst_wide_type.
30612 2010-05-19  Eric Botcazou  <ebotcazou@adacore.com>
30614         * langhooks.h (struct lang_hooks): Add new field deep_unsharing.
30615         * langhooks-def.h (LANG_HOOKS_DEEP_UNSHARING): New macro.
30616         (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_DEEP_UNSHARING.
30617         * gimplify.c (mostly_copy_tree_r): Copy trees under SAVE_EXPR and
30618         TARGET_EXPR nodes, but only once, if instructed to do so.  Do not
30619         propagate the 'data' argument to copy_tree_r.
30620         (copy_if_shared_r): Remove bogus ATTRIBUTE_UNUSED marker.
30621         Propagate 'data' argument to walk_tree.
30622         (copy_if_shared): New function.
30623         (unmark_visited_r): Remove bogus ATTRIBUTE_UNUSED marker.
30624         (unmark_visited): New function.
30625         (unshare_body): Call copy_if_shared instead of doing it manually.
30626         (unvisit_body): Call unmark_visited instead of doing it manually.
30628 2010-05-19  Nathan Froyd  <froydnj@codesourcery.com>
30630         * hooks.h (hook_tree_tree_tree_bool_null): Rename to...
30631         (hook_tree_tree_int_treep_bool_null): ...this.  Update signature.
30632         * hooks.c: Likewise.
30633         * target-def.h (TARGET_FOLD_BUILTIN): Define to
30634         hook_tree_tree_int_treep_bool_null.
30635         * target.h (struct gcc_target): Update signature of fold_builtin
30636         field.
30637         * doc/tm.texi (TARGET_FOLD_BUILTIN): Update description and signature.
30638         * builtins.c (fold_call_expr): Pass call_expr_nargs and CALL_EXPR_ARGP
30639         instead of the call expression.
30640         (fold_builtin_call_array): Pass n and argarray directly.
30641         (fold_call_stmt): Pass nargs and gimple_call_arg_ptr instead of
30642         consing a list.
30643         * config/alpha/alpha.c (alpha_fold_builtin): Update signature.  Lift
30644         MAX_ARGS check out of the loop.  Delete declaration of `arity', declare
30645         `i' and use it in place of `arity'.
30646         * config/sparc/sparc.c (sparc_fold_builtin): Update signature.
30647         Dereference `args' directly.
30648         * config/xtensa/xtensa (xtensa_fold_builtin): Likewise.
30650 2010-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30652         * doc/sourcebuild.texi (Effective-Target Keywords): Document
30653         3dnow, sse3, sse2.
30654         (Directives): Document optional dg-require-effective-target
30655         selector.
30657 2010-05-19  Richard Guenther  <rguenther@suse.de>
30659         PR lto/44196
30660         * tree.c (find_decls_types_r): Walk BLOCKs and its vars.
30662 2010-05-19  Richard Guenther  <rguenther@suse.de>
30664         * doc/invoke.texi (-fwhopr): Document new optional jobs argument.
30665         * common.opt (fwhopr=): New.
30666         * opts.c (common_handle_option): Handle OPT_fwhopr.
30667         * gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
30668         * collect2.c (main): Match -fwhopr*.
30669         * lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
30670         Execute ltrans stage in parallel when jobs is bigger than 1.
30672 2010-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30674         * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
30675         pentiumpro on Solaris 8/x86 with Sun as.
30676         * configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
30677         hidden alias bug.
30678         (gcc_cv_as_ix86_quad): Check for .quad directive.
30679         * configure: Regenerate.
30680         * config.in: Regenerate.
30681         * config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.
30683 2010-05-19  Martin Jambor  <mjambor@suse.cz>
30685         * ipa-prop.c (ipa_print_node_jump_functions): Print jump functions
30686         also for indirect edges.  Actual printing moved...
30687         (ipa_print_node_jump_functions_for_edge): ...here.
30688         (ipa_compute_jump_functions): Renamed to
30689         ipa_compute_jump_functions_for_edge and made static.
30690         (ipa_compute_jump_functions): New function.
30691         (make_edge_direct_to_target): Check if the number of arguments on
30692         the newly direct edge is the same as the number of parametrs of
30693         the callee.
30694         * ipa-cp.c (ipcp_init_stage): Most functionality moved to new
30695         ipa_compute_jump_functions.  Call ipa_analyze_params_uses.
30696         * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
30697         analysis functions unconditionally, call the new
30698         ipa_analyze_params_uses on the node instead of every edge.
30700 2010-05-19  Christian Borntraeger  <borntraeger@de.ibm.com>
30702         * tree-ssa-loop-prefetch.c (mem_ref_group, ar_data): Change step
30703         to tree.
30704         (dump_mem_ref): Adopt debug code to handle a tree as step.  This
30705         also checks for a constant int vs.  non-constant but
30706         loop-invariant steps.
30707         (find_or_create_group): Change the sort algorithm to only consider
30708         steps that are constant ints.
30709         (idx_analyze_ref): Adopt code to handle a tree instead of a
30710         HOST_WIDE_INT for step.
30711         (gather_memory_references_ref): Handle tree instead of int and be
30712         prepared to see a NULL_TREE.
30713         (prune_ref_by_self_reuse, prune_ref_by_group_reuse): Do not prune
30714         prefetches if the step cannot be calculated at compile time.
30715         (issue_prefetch_ref): Issue prefetches for non-constant but
30716         loop-invariant steps.
30718 2010-05-18  Nathan Froyd  <froydnj@codesourcery.com>
30720         Revert:
30721         2010-05-18  Nathan Froyd  <froydnj@codesourcery.com>
30723         * tree.h (build_call_list): Remove.
30724         * tree.c (build_call_list): Remove.
30726 2010-05-18  Nathan Froyd  <froydnj@codesourcery.com>
30728         * tree.h (build_call_list): Remove.
30729         * tree.c (build_call_list): Remove.
30731 2010-05-18  Jan Hubicka  <jh@suse.cz>
30733         * ipa-reference.c (propagate): Walk all nodes in the cleanup stage.
30735 2010-05-18  Vladimir Makarov  <vmakarov@redhat.com>
30737         PR rtl-optimization/43332
30738         * haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.
30740 2010-05-18  Anatoly Sokolov  <aesok@post.ru>
30742         * tree.h (build_int_cstu): Implement as static inline.
30743         * tree.c (build_int_cstu): Remove function.
30744         (double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
30745         sign extended.
30747 2010-05-18  Richard Guenther  <rguenther@suse.de>
30749         PR lto/44143
30750         * lto-wrapper.c (verbose): New variable.  Initialize from -v.
30751         (debug): Initialize from -save-temps.
30752         (collect_execute): Print command-line when verbose.
30753         (run_gcc): Always use COLLECT_GCC_OPTIONS.  Use fork_execute
30754         for ltrans invocation.  Produce -dumpbase flag again.
30755         (process_args): Remove.
30756         (main): Simplify.
30757         * collect2.c (maybe_run_lto_and_relink): Only pass object
30758         files to lto-wrapper.
30759         * gcc.c (LINK_COMMAND_SPEC): Likewise.
30761 2010-05-18  Jan Hubicka  <jh@suse.cz>
30763         * opts.c (decode_options): Do not disable whopr at ipa_cp.
30764         * ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.
30766 2010-05-18  Steven Bosscher  <steven@gcc.gnu.org>
30768         PR lto/44184
30769         * lto-streamer-out.c (output_gimple_stmt): Output number of labels
30770         in a GIMPLE_ASM.
30771         * lto-streamer-in.c (input_gimple_stmt): Read number of labels
30772         in a GIMPLE_ASM.
30774 2010-05-18  Jakub Jelinek  <jakub@redhat.com>
30776         PR debug/41371
30777         * var-tracking.c (find_loc_in_1pdv): Add a few checks from
30778         rtx_equal_p inline.
30780 2010-05-18  Steven Bosscher  <steven@gcc.gnu.org>
30782         * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
30783         lto-macho as lto_binary_reader.
30785         * darwin.c (darwin_asm_named_section): Do not add assembler comment
30786         after .section directive; just print it before the directive instead.
30788 2010-05-17  Jan Hubicka  <jh@suse.cz>
30790         * cgraph.c (cgraph_create_virtual_clone): Only check
30791         versionable_function_p when not in wpa and checking is enabled.
30792         * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
30793         there are no more functions to materialize.
30795 2010-05-17  Jan Hubicka  <jh@suse.cz>
30797         * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
30798         * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
30799         New functions.
30800         (output_cgraph): Call output_cgraph_opt_summary.
30801         (input_cgrpah): Call input_cgraph_opt_summary.
30802         (output_cgraph_opt_summary_p, output_node_opt_summary,
30803         input_node_opt_summary, input_cgraph_opt_section): New functions.
30804         * lto-section-in.c (lto_section_name): Add cgraphopt.
30805         * tree-inline.c (tree_function_versioning): Handle parm_num.
30806         * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
30807         * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
30809 2010-05-17  Changpeng Fang  <changpeng.fang@amd.com>
30811         * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
30812         * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
30813         the insn to prefetch ratio heuristic to loops with known trip count.
30815 2010-05-17  Changpeng Fang  <changpeng.fang@amd.com>
30817         * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
30818         (schedule_prefetches): Do not generate a prefetch if the unroll factor
30819         is far from what is required by the prefetch.
30821 2010-05-17  Jan Hubicka  <jh@suse.cz>
30823         * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
30824         (ipcp_estimate_growth): Likewise.
30825         (ipcp_const_param_count): Likewise.
30826         (ipcp_insert_stage): Likewise.
30827         * ipa-prop.c (visit_load_for_mod_analysis): New function.
30828         (visit_store_addr_for_mod_analysis): Set used flag.
30829         (ipa_detect_param_modifications): Set used flag for SSE params;
30830         update use of walk_stmt_load_store_addr_ops.
30831         (ipa_print_node_params): Print used flag.
30832         (ipa_write_node_info): Stream used flag.
30833         (ipa_read_node_info): Likewise.
30834         * ipa-prop.h (struct ipa_param_descriptor): Add used field.
30835         (ipa_is_param_used): New function.
30836         (lto_ipa_fixup_call_notes): Remove unused declaration.
30838 2010-05-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30840         PR target/44074
30841         * configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
30842         * configure: Regenerate.
30843         * config.in: Regenerate.
30844         * config/i386/i386.c (print_operand) <case ;>: Also print ";" if
30845         !HAVE_AS_IX86_REP_LOCK_PREFIX.
30846         Don't emit whitespace.
30847         * config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
30848         (*rep_movsi): Likewise.
30849         (*rep_movsi_rex64): Likewise.
30850         (*rep_movqi): Likewise.
30851         (*rep_movqi_rex64): Likewise.
30852         (*rep_stosdi_rex64): Likewise.
30853         (*rep_stossi): Likewise.
30854         (*rep_stossi_rex64): Likewise.
30855         (*rep_stosqi): Likewise.
30856         (*rep_stosqi_rex64): Likewise.
30857         (*cmpstrnqi_nz_1): Use {%;} after repz.
30858         (*cmpstrnqi_nz_rex_1): Likewise.
30859         (*cmpstrnqi_1): Likewise.
30860         (*cmpstrnqi_rex_1): Likewise.
30861         (*strlenqi_1): Use {%;} after repnz.
30862         (*strlenqi_rex_1): Likewise.
30863         * config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
30864         (*sync_compare_and_swap<mode>): Likewise.
30865         (sync_double_compare_and_swap<mode>): Likewise.
30866         (*sync_double_compare_and_swapdi_pic): Likewise.
30867         (sync_old_add<mode>): Likewise.
30868         (sync_add<mode>): Likewise.
30869         (sync_sub<mode>): Likewise.
30870         (sync_<code><mode>): Likewise.
30872 2010-05-17  Martin Jambor  <mjambor@suse.cz>
30874         * cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
30875         otr_token and polymorphic.
30876         * cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
30877         (cgraph_clone_edge): Copy the above fields.
30878         * tree.c (get_binfo_at_offset): New function.
30879         * tree.h (get_binfo_at_offset): Declare.
30880         * ipa-prop.h (enum jump_func_type): Added known_type jump function
30881         type, reordered items, updated comments.
30882         (union jump_func_value): Added base_type field, reordered fields.
30883         (enum ipa_lattice_type): Moved down in the file.
30884         (struct ipa_param_descriptor): New field polymorphic.
30885         (ipa_is_param_polymorphic): New function.
30886         * ipa-prop.c: Include gimple.h and gimple-fold.h.
30887         (ipa_print_node_jump_functions): Print known type jump functions.
30888         (compute_complex_pass_through): Renamed to...
30889         (compute_complex_assign_jump_func): this.
30890         (compute_complex_ancestor_jump_func): New function.
30891         (compute_known_type_jump_func): Likewise.
30892         (compute_scalar_jump_functions): Create known type and complex ancestor
30893         jump functions.
30894         (ipa_note_param_call): New parameter polymorphic, set the corresponding
30895         flag in the call note accordingly.
30896         (ipa_analyze_call_uses): Renamed to...
30897         (ipa_analyze_indirect_call_uses): this.  New parameter target, define
30898         variable var only in the block where it is used.
30899         (ipa_analyze_virtual_call_uses): New function.
30900         (ipa_analyze_call_uses): Likewise.
30901         (combine_known_type_and_ancestor_jfs): Likewise.
30902         (update_jump_functions_after_inlining): Implemented handling of a
30903         number of new jump function types combination.
30904         (print_edge_addition_message): Removed.
30905         (make_edge_direct_to_target): New function.
30906         (try_make_edge_direct_simple_call): Likewise.
30907         (try_make_edge_direct_virtual_call): Likewise.
30908         (update_call_notes_after_inlining): Renamed to...
30909         (update_indirect_edges_after_inlining): this.  Moved edge creation for
30910         indirect calls to try_make_edge_direct_simple_call, also calls
30911         try_make_edge_direct_virtual_call for virtual calls.
30912         (ipa_print_node_params): Changed the header message.
30913         (ipa_write_jump_function): Stream also known type jump functions.
30914         (ipa_read_jump_function): Likewise.
30915         (ipa_write_indirect_edge_info): Stream new fields in
30916         cgraph_indirect_call_info.
30917         (ipa_read_indirect_edge_info): Likewise.
30918         * Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
30919         GIMPLE_FOLD_H.
30921 2010-05-17  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
30923         * config/i386/sol2.h (TARGET_SUN_TLS): Remove duplicate definition.
30925 2010-05-17  Nathan Froyd  <froydnj@codesourcery.com>
30927         * tree.h (CALL_EXPR_ARGS): Delete.
30928         (call_expr_arglist): Delete.
30929         * tree.c (call_expr_arglist): Delete.
30930         * builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
30931         targetm.fold_builtin.
30932         * config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
30933         Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
30934         * config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
30935         arglist parameter.  Use CALL_EXPR_ARG.
30936         (picochip_expand_builtin_3op): Likewise.
30937         (picochip_expand_builtin_2opvoid): Likewise.
30938         (picochip_expand_array_get): Likewise.
30939         (picochip_expand_array_put): Likewise.
30940         (picochip_expand_array_testport): Likewise.
30941         (picochip_expand_builtin): Don't call CALL_EXPR_ARGS.  Pass exp
30942         rather than arglist.
30943         * config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
30944         CALL_EXPR_ARGS.
30945         * config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
30946         than TREE_VALUE and TREE_CHAIN.
30947         * config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
30948         * doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
30949         the arglist.
30951 2010-05-17  Jakub Jelinek  <jakub@redhat.com>
30953         PR bootstrap/42347
30954         * cfglayout.c (fixup_reorder_chain): Allow returnjump_p
30955         to have no fallthru edge.
30957         PR middle-end/44102
30958         * cfgcleanup.c (try_optimize_cfg): When removing trivially empty
30959         bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
30960         mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
30961         add BARRIER after previous bb if needed.
30963 2010-05-17  Nathan Froyd  <froydnj@codesourcery.com>
30965         * tree.c (build_function_type_list_1): Remove bogus assert condition.
30967 2010-05-17  Alan Modra  <amodra@gmail.com>
30969         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
30970         unnecessary prototype.  Replace copy_r12 and copy_r11 flag params
30971         with copy_reg rtx param.
30972         (rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
30973         Correct cases where code for ABI_V4 did not initialise the reg
30974         used to access frame.  Also leave frame_reg_rtx as sp for large
30975         frames that save no regs.
30977 2010-05-17  Martin Jambor  <mjambor@suse.cz>
30979         PR middle-end/44133
30980         * tree-sra.c (create_access_replacement): New parameter rename, mark
30981         the replaement for renaming only when it is true.
30982         (get_access_replacement): Pass true in the rename parameter of
30983         create_access_replacement.
30984         (get_unrenamed_access_replacement): New function.
30985         (replace_uses_with_default_def_ssa_name): New parameter racc, get the
30986         replacement declaration from it.
30988 2010-05-17  Bernd Schmidt  <bernds@codesourcery.com>
30990         * function.c (try_fit_stack_local, add_frame_space): New static
30991         functions.
30992         (assign_stack_local_1): Use them.  Look for opportunities to use
30993         space previously wasted on alignment.
30994         * function.h (struct frame_space): New.
30995         (struct rtl_data): Add FRAME_SPACE_LIST member.
30996         * reload1.c (something_was_spilled): New static variable.
30997         (alter_reg): Set it.
30998         (reload): Test it in addition to testing if the frame size changed.
31000 2010-05-17  Christian Borntraeger  <borntraeger@de.ibm.com>
31002         * config/s390/s390.c: Define sane prefetch settings and activate
31003         flag_prefetch_loop_arrays on -O3.
31004         * config/s390/s390.h: Declare that read can use write prefetch.
31006 2010-05-17  Jakub Jelinek  <jakub@redhat.com>
31008         * lto-streamer-out.c (lto_output): Fix --enable-checking=release
31009         build.
31011 2010-05-16  Jan Hubicka  <jh@suse.cz>
31013         * ipa-cp.c (ipcp_versionable_function_p): Walk cgraph edges instead of
31014         function body; do not check stdarg field of struct function.
31016 2010-05-16  Jan Hubicka  <jh@suse.cz>
31018         * cgraph.c (dump_cgraph_node): Dump versionable flag.
31019         * cgraph.h (cgraph_local_info): Add versionable flag.
31020         * ipa-cp.c (ipcp_analyze_node): Set versionable flag.
31021         (ipcp_versionable_function_p): Use it.
31022         * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
31023         versionable flag.
31025 2010-05-16  Jan Hubicka  <jh@suse.cz>
31027         * cgraph.c (cgraph_clone_node): Take decl argument and insert
31028         clone into hash when it is different from orig.
31029         (cgraph_create_virtual_clone): Update use of cgraph_clone_node.
31030         * cgraph.h (cgraph_clone_node): Update prototype.
31031         * lto-cgrpah.c (lto_cgraph_encoder_new): Create body map.
31032         (lto_cgraph_encoder_delete): Delete body map.
31033         (lto_cgraph_encoder_size): Move to header.
31034         (lto_cgraph_encoder_encode_body_p,
31035         lto_set_cgraph_encoder_encode_body): New.
31036         (lto_output_node): Do not take written_decls argument; output clone_of
31037         pointer.
31038         (add_node_to): Add include_body_argument; call
31039         lto_set_cgraph_encoder_encode_body on master of the clone.
31040         (add_references): Update use of add_node_to.
31041         (compute_ltrans_boundary): Likewise.
31042         (output_cgraph): Do not create written_decls bitmap.
31043         (input_node): Take nodes argument; stream in clone_of correctly.
31044         (input_cgraph_1): Update use of input_node.
31045         * lto-streamer-out.c (lto_output): Use encoder info to decide
31046         what bodies to output.
31047         * ipa-inline.c (cgraph_clone_inlined_nodes,
31048         cgraph_decide_recursive_inlining): Update call of cgraph_clone_node.
31049         * lto-streamer.h (lto_cgraph_encoder_d): Add body.
31050         (lto_cgraph_encoder_size): Define here.
31051         (lto_cgraph_encoder_encode_body_p, lto_varpool_encoder_encode_body_p):
31052         Declare.
31054 2010-05-16  Richard Guenther  <rguenther@suse.de>
31056         * doc/invoke.texi (-fipa-struct-reorg): Do not mention
31057         -fipa-type-escape.
31058         * ipa-type-escape.c (gate_type_escape_vars): Run when
31059         -fipa-struct-reorg runs.
31060         * opts.c (decode_options): Do not unset flag_ipa_type_escape.
31061         * common.opt (fipa-type-escape): Remove.
31063 2010-05-16  Eric Botcazou  <ebotcazou@adacore.com>
31065         * opts.c (handle_option): Call into LTO streamer only if ENABLE_LTO.
31066         (decode_options): Likewise.
31067         * Makefile.in (opts.o): Add dependency on LTO_STREAMER_H.
31069 2010-05-16  Jan Hubicka  <jh@suse.cz>
31071         * ipa.c (function_and_variable_visibility): Also bring local all
31072         aliases.
31074 2010-05-16  Richard Guenther  <rguenther@suse.de>
31076         * alias.c (nonoverlapping_memrefs_p): Remove use of
31077         IPA type-escape information.
31079 2010-05-16  Joseph Myers  <joseph@codesourcery.com>
31081         * c-common.c (c_common_reswords): Add _Static_assert for C.
31082         * c-parser.c (c_token_starts_declaration,
31083         c_parser_next_token_starts_declaration,
31084         c_parser_static_assert_declaration_no_semi,
31085         c_parser_static_assert_declaration): New.
31086         (c_parser_declaration_or_fndef): Add parameter static_assert_ok.
31087         Handle static assertions if static_assert_ok.
31088         (c_parser_external_declaration, c_parser_declaration_or_fndef,
31089         c_parser_compound_statement_nostart, c_parser_label,
31090         c_parser_for_statement, c_parser_objc_methodprotolist,
31091         c_parser_omp_for_loop): All callers of
31092         c_parser_declaration_or_fndef changed.
31093         (c_parser_struct_declaration): Handle static assertions.
31094         (c_parser_compound_statement_nostart): Use
31095         c_parser_next_token_starts_declaration and
31096         c_token_starts_declaration to detect start of declarations.
31097         (c_parser_label, c_parser_for_statement, c_parser_omp_for_loop):
31098         Likewise.
31100 2010-05-16  Anatoly Sokolov  <aesok@post.ru>
31102         * config/mmix/mmix.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
31103         LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
31104         * config/mmix/mmix.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
31105         TARGET_FUNCTION_VALUE_REGNO_P): Define.
31106         (mmix_function_outgoing_value): Rename to...
31107         (mmix_function_value): ...this. Make static. Add 'outgoing' argument.
31108         (mmix_function_value_regno_p): Make static.
31109         (mmix_libcall_value): New function.
31110         * config/mmix/mmix-protos.h (mmix_function_outgoing_value,
31111         mmix_function_value_regno_p): Remove declaration.
31113 2010-05-16  Eric Botcazou  <ebotcazou@adacore.com>
31115         * tree.c (build_common_builtin_nodes): Always clear TREE_NOTHROW on
31116         BUILT_IN_ALLOCA if stack checking is enabled.
31118 2010-05-16  Richard Guenther  <rguenther@suse.de>
31120         * var-tracking.c (vars_copy_1): Inline ...
31121         (vars_copy): ... here.  Use FOR_EACH_HTAB_ELEMENT.
31122         (variable_union): Use FOR_EACH_HTAB_ELEMENT.  Merge asserts.
31123         (variable_merge_over_cur): Adjust.  Merge asserts.
31124         (variable_merge_over_src): Likewise.
31125         (dataflow_set_merge): Use FOR_EACH_HTAB_ELEMENT.
31126         (variable_post_merge_new_vals): Merge asserts.
31127         (variable_post_merge_perm_vals): Likewise.
31128         (find_mem_expr_in_1pdv): Likewise.
31129         (dataflow_set_different_value): Remove.
31130         (onepart_variable_different_p): Merge asserts.
31131         (variable_different_p): Likewise.
31132         (dataflow_set_different_1): Inline ...
31133         (dataflow_set_different): ... here.  Use FOR_EACH_HTAB_ELEMENT.
31134         (emit_notes_for_differences_1): Merge asserts.
31136 2010-05-16  Richard Guenther  <rguenther@suse.de>
31138         * lto-symtab.c (lto_symtab_entry_hash): Use IDENTIFIER_HASH_VALUE.
31139         * optabs.c (libfunc_decl_hash): Likewise.
31140         * varasm.c (emutls_decl): Likewise.
31142 2010-05-16  Steven Bosscher  <steven@gcc.gnu.org>
31144         * c-decl.c: Don't include gimple.h.
31145         (merge_decls): Do not copy gimple_body.
31147 2010-05-15  Jason Merrill  <jason@redhat.com>
31149         * c.opt: Add -fnothrow-opt.
31151 2010-05-15  Jan Hubicka  <jh@suse.cz>
31153         * ipa-prop.c (ipa_prop_read_section): Add sanity check that node is
31154         analyzed.
31155         * passes.c (ipa_write_summaries): Write all analyzed nodes.
31157 2010-05-15  Steven Bosscher  <steven@gcc.gnu.org>
31159         * vecir.h: New file with VEC primitives for tree, gimple, and rtl.
31160         * Makefile.in: Add it.
31161         Fix all other Makefile dependencies for changes below.
31162         * tree.h: Include it instead of defining VEC primitives here.
31163         * gimple.h: Likewise.
31164         * rtl.h: Likewise.
31165         * tree-inline.h: Inlclude vecir.h instead of gimple.h.
31166         * except.h: Include vecir.h, break dependence on tree.h.
31168         * gimplify.c (append_to_statement_list_1, append_to_statement_list):
31169         Move from here...
31170         * tree-iterator.c: ...to here.
31171         * tree-iterator.h: Fix file introduction comment.  Add extern markers.
31173         * c-lex.c: Include fixed-value.h instead of rtl.h.  Do not include
31174         tm_p.h.
31175         * c-cppbuiltin.c: Explain why debug.h and tm_p.h are included.
31176         * c-objc-common.h: Do not include tm.h, rtl.h, insn-config.h,
31177         integrate.h, function.h, toplev.h, tree-inline.h, ggc.h,
31178         tree-mudflap.h, and target.h.
31179         * c-semantics.c: Do not include except.h, ggc.h, rtl.h, timevar.h,
31180         predict.h, tree-inline.h, gimple.h, and langhooks.h.
31181         * c-decl.c: Do not include expr.h, ggc.h, libfuncs.h, except.h.
31182         Add FIXME for why gimple.h is still included (should be unnecessary
31183         since GCC 4.5 gimplification unit-at-a-time).
31184         * c-typeck.c: Do not include rtl.h, tm_p.h, ggc.h, and gimple.h.
31185         * c-pragma.c: Add FIXME for why function.h needs to be included just
31186         for cfun, at front-end level.
31187         Add note that REGISTER_TARGET_PRAGMAS should probably be a target hook.
31188         Do not include ggc.h, but include vecprim.h for VEC(char).
31189         * c-opts.c: Do not include tm.h, tree-inline.h, and tm_p.h.
31190         Explain why target.h is included.
31191         * c-omp.h: Do not include tm.h, function.h, and bitmap.h.
31192         Explain why gimple.h is included.
31193         * c-ppoutput.c: Do not include tm.h.
31194         * c-common.c: Do not include gimple.h.  Explain why expr.h is included.
31195         * c-parses.c: Explain why rtl.h is included, and that this (and only
31196         this) is also why tm.h must be included.
31197         Do not include except.h.
31198         * c-lang.c: Do not include ggc.h.
31200 2010-05-15  Uros Bizjak  <ubizjak@gmail.com>
31202         * targhooks.c (GO_IF_MODE_DEPENDENT_ADDRESS): Use CONST_CAST_RTX.
31204 2010-05-15  Joseph Myers  <joseph@codesourcery.com>
31206         * c-decl.c (grokfield): Allow typedefs for anonymous structs and
31207         unions by default if those structs and unions have no tags.  Do
31208         not condition anonymous struct and unions handling on flag_iso.
31209         Allow anonymous structs and unions for C1X.
31210         (finish_struct): Do not diagnose lack of named fields when
31211         anonymous structs and unions present for C1X.  Accept flexible
31212         array members in structure with anonymous structs or unions but no
31213         directly named fields.
31214         * doc/extend.texi (Unnamed Fields): Update.
31216 2010-05-15  Eric Botcazou  <ebotcazou@adacore.com>
31218         * gimple.h (compare_field_offset): Rename into...
31219         (gimple_compare_field_offset): ...this.
31220         * gimple.c (compare_field_offset): Rename into...
31221         (gimple_compare_field_offset): ...this.  Compare the full access if
31222         the offset is self-referential.
31223         (gimple_types_compatible_p): Adjust for above renaming.
31224         * lto-streamer-in.c (input_gimple_stmt): Likewise.  Also compare the
31225         DECL_NONADDRESSABLE_P flag of fields before merging them.
31227 2010-05-15  Nathan Froyd  <froydnj@codesourcery.com>
31229         * tree.h (ctor_to_list): Delete.
31230         * tree.c (ctor_to_list): Delete.
31232 2010-05-15  Jan Hubicka  <jh@suse.cz>
31234         * ipa-reference.c: Include toplev.h
31235         (is_proper_for_analysis): Only add to all_module_statics
31236         if it is allocated.
31237         (write_node_summary_p, stream_out_bitmap,
31238         ipa_reference_write_optimization_summary,
31239         ipa_reference_read_optimization_summary): New.
31240         (struct ipa_opt_pass_d pass_ipa_reference): Add
31241         optimization summary streaming.
31242         * lto-cgraph.c (referenced_from_this_partition_p,
31243         reachable_from_this_partition_p): New functions.
31244         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
31245         call_may_clobber_ref_p_1): Ask ipa-reference even for public vars.
31246         * opts.c (decode_options): Enable ipa_reference.
31247         * Makefile.in (ipa-reference.o): Add toplev.h dependency.
31248         * lto-streamer.h (referenced_from_this_partition_p,
31249         reachable_from_this_partition_p): Declare.
31251 2010-05-15  Richard Guenther  <rguenther@suse.de>
31253         PR tree-optimization/44038
31254         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Avoid
31255         taking the address of a V_C_E of a constant.
31257 2010-05-14  Jan Hubicka  <jh@suse.cz>
31259         * tree.h (memory_identifier_string): Remove.
31260         * ipa-reference.c: Update comment; do not include gt-ipa-reference.h
31261         (ipa_reference_global_vars_info_d): Remove statics_not_read and
31262         statics_not_written.
31263         (ipa_reference_optimization_summary_d): New structure.
31264         (ipa_reference_optimization_summary_t): New type and vector.
31265         (ipa_reference_vars_info_d): Embedd structures instead of using
31266         pointers.
31267         (reference_vars_to_consider): Remove out of GGC space.
31268         (module_statics_escape): Remove.
31269         (global_info_obstack): Rename to ...
31270         (optimization_summary_obstack): ... this one.
31271         (initialization_status_t): Remove.
31272         (memory_identifier_string): Remove.
31273         (get_reference_vars_info): Fix indenting.
31274         (set_reference_vars_info): Likewise.
31275         (get_reference_optimization_summary): New.
31276         (set_reference_optimization_summary): New.
31277         (get_global_reference_vars_info): Remove.
31278         (ipa_reference_get_read_global): Remove.
31279         (ipa_reference_get_written_global): Remove.
31280         (ipa_reference_get_not_read_global): Update.
31281         (ipa_reference_get_not_written_global): Update.
31282         (is_proper_for_analysis): Outlaw addressable.
31283         (propagate_bits): Update for new datastructures.
31284         (analyze_variable): Remove.
31285         (init_function_info): Update for new datastructures.
31286         (clean_function_local_data): Remove.
31287         (clean_function): Remove.
31288         (copy_global_bitmap): Use optimizations_summary_obstack.
31289         (duplicate_node_data): Duplicate optimization summary only.
31290         (remove_node_data): Remove optimization summary only.
31291         (generate_summary): Do not analyze variables; do not compute
31292         module_statics_escape; do not prune solutions by it.
31293         (read_write_all_from_decl): Fix typos in comments.
31294         (propagate): Doscover readonly and nonaddressable first;
31295         update for new datastructures; share global bitmaps.
31296         * ipa-reference.h (ipa_reference_get_read_global,
31297         ipa_reference_get_written_global): Remove.
31298         * ipa-pure-const.c (check_stmt): Do not use memory_identifier_string.
31299         * Makefile.in: Remove ipa-refereference from GT files.
31301 2010-05-14  Jakub Jelinek  <jakub@redhat.com>
31303         PR debug/44112
31304         * dwarf2out.c (resolve_one_addr): Check TREE_ASM_WRITTEN
31305         for all SYMBOL_REF_DECLs.
31307 2010-05-14  Jan Hubicka  <jh@suse.cz>
31309         * cgraph.h (ipa_discover_readonly_nonaddressable_vars): Declare.
31310         (varpool_all_refs_explicit_p): New inline function.
31311         * ipa-reference.c: Update comment.
31312         (module_statics_written): Remove.
31313         (get_static_decl): Remove.
31314         (ipa_init): Do not initialize module_statics_written.
31315         (analyze_function): Likewise.
31316         (generate_summary): Likewise; do not compute module_statics_readonly
31317         and do not update variable flags.
31318         (propagate): Call ipa_discover_readonly_nonaddressable_vars.
31319         * ipa.c: Inlucde flags.h
31320         (cgraph_local_node_p): New.
31321         (cgraph_remove_unreachable_nodes): Return early when not optimizing;
31322         promote functions to local.
31323         (ipa_discover_readonly_nonaddressable_vars): New function.
31324         (function_and_variable_visibility): Use cgraph_local_node_p.
31325         * varpool.c (varpool_finalize_decl): Set force_output for
31326         DECL_PRESERVE_P vars.
31328 2010-05-14  Jan Hubicka  <jh@suse.cz>
31330         * ipa.c (cgraph_remove_unreachable_nodes): Revert accidental commit.
31332 2010-05-14  Richard Guenther  <rguenther@suse.de>
31334         PR tree-optimization/44119
31335         * tree-ssa-pre.c (eliminate): Properly mark replacement of
31336         a PHI node necessary.
31338 2010-05-14  Eric Botcazou  <ebotcazou@adacore.com>
31340         * tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
31342 2010-05-14  Jason Merrill  <jason@redhat.com>
31344         PR c++/44127
31345         * gimple.h (enum gf_mask): Add GF_CALL_NOTHROW.
31346         (gimple_call_set_nothrow): New.
31347         * gimple.c (gimple_build_call_from_tree): Call it.
31348         (gimple_call_flags): Set ECF_NOTHROW from GF_CALL_NOTHROW.
31350         PR c++/44127
31351         * gimplify.c (gimplify_seq_add_stmt): No longer static.
31352         * gimple.h: Declare it.
31353         * gimple.c (gimple_build_eh_filter): No ops.
31355 2010-05-14  Jan Hubicka  <jh@suse.cz>
31357         * ipa.c (enqueue_cgraph_node): Update comment; do not re-enqueue
31358         nodes already in queue.
31359         (cgraph_remove_unreachable_nodes): Cleanup; fix problem with
31360         re-enqueueing node.
31362 2010-05-14  Jakub Jelinek  <jakub@redhat.com>
31364         PR debug/44136
31365         * cfgexpand.c (expand_debug_expr): If non-memory op0
31366         has BLKmode, return NULL.
31368 2010-05-14  Harsha Jagasia  <harsha.jagasia@amd.com>
31370         * config.gcc: Add support for --with-cpu option for bdver1.
31371         * config/i386/i386.h (TARGET_BDVER1): New macro.
31372         (ix86_tune_indices): Change SSE_UNALIGNED_MOVE_OPTIMAL
31373         to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
31374         (ix86_tune_features) :Change SSE_UNALIGNED_MOVE_OPTIMAL
31375         to SSE_UNALIGNED_LOAD_OPTIMAL. Add SSE_UNALIGNED_STORE_OPTIMAL.
31376         Add SSE_PACKED_SINGLE_INSN_OPTIMAL.
31377         (TARGET_CPU_DEFAULT_NAMES): Add bdver1.
31378         (processor_type): Add PROCESSOR_BDVER1.
31379         * config/i386/i386.md: Add bdver1 as a new cpu attribute to match
31380         processor_type in config/i386/i386.h.
31381         Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit
31382         movaps <reg, reg> instead of movapd <reg, reg> when replacing
31383         movsd <reg, reg> or movss <reg, reg> for SSE and AVX.
31384         Add check for  TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL
31385         to emit packed xor instead of packed double/packed integer
31386         xor for SSE and AVX when moving a zero value.
31387         * config/i386/sse.md: Add check for
31388         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movaps instead of
31389         movapd/movdqa for SSE and AVX.
31390         Add check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed
31391         single logical operations i.e and, or and xor instead of packed double
31392         logical operations for SSE and AVX.
31393         * config/i386/i386-c.c (ix86_target_macros_internal):
31394         Add PROCESSOR_BDVER1.
31395         * config/i386/driver-i386.c: Turn on -mtune=native for BDVER1.
31396         (has_fma4, has_xop): New.
31397         * config/i386/i386.c (bdver1_cost): New variable.
31398         (m_BDVER1): New macro.
31399         (m_AMD_MULTIPLE): Add m_BDVER1.
31400         (x86_tune_use_leave, x86_tune_push_memory, x86_tune_unroll_strlen,
31401         x86_tune_deep_branch_prediction, x86_tune_use_sahf, x86_tune_movx,
31402         x86_tune_use_simode_fiop, x86_tune_promote_qimode,
31403         x86_tune_add_esp_8, x86_tune_tune_sub_esp_4, x86_tune_sub_esp_8,
31404         x86_tune_integer_dfmode_moves, x86_tune_partial_reg_dependency,
31405         x86_tune_sse_partial_reg_dependency,
31406         x86_tune_sse_unaligned_load_optimal,
31407         x86_tune_sse_unaligned_store_optimal, x86_tune_sse_typeless_stores,
31408         x86_tune_memory_mismatch_stall, x86_tune_use_ffreep,
31409         x86_tune_inter_unit_moves, x86_tune_inter_unit_conversions,
31410         x86_tune_use_bt, x86_tune_pad_returns, x86_tune_slow_imul_imm32_mem,
31411         x86_tune_slow_imul_imm8, x86_tune_fuse_cmp_and_branch):
31412         Enable/disable for bdver1.
31413         (processor_target_table): Add bdver1_cost.
31414         (cpu_names): Add bdver1.
31415         (override_options): Set up PROCESSOR_BDVER1 for bdver1 entry in
31416          processor_alias_table.
31417         (ix86_expand_vector_move_misalign): Change.
31418         TARGET_SSE_UNALIGNED_MOVE_OPTIMAL to TARGET_SSE_UNALIGNED_LOAD_OPTIMAL.
31419         Check for TARGET_SSE_UNALIGNED_STORE_OPTIMAL.
31420         Check for TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit movups instead
31421         of movupd/movdqu for SSE and AVX.
31422         (ix86_tune_issue_rate): Add PROCESSOR_BDVER1.
31423         (ix86_tune_adjust_cost): Add code for bdver1.
31424         (standard_sse_constant_opcode): Add check for
31425         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL to emit packed single xor instead
31426         of packed double xor for SSE and AVX.
31428 2010-05-14  Pat Haugen  <pthaugen@us.ibm.com>
31430         * tree-ssa-loop.prefetch.c (prune_ref_by_group_reuse): Cast abs()
31431         result to unsigned.
31433 2010-05-14  Tristan Gingold  <gingold@adacore.com>
31435         * toplev.c (default_debug_hooks): Remove this variable.
31436         (process_options): Remove assignments to default_debug_hooks.
31438 2010-05-14  Martin Jambor  <mjambor@suse.cz>
31440         * langhooks-def.h (LANG_HOOKS_FOLD_OBJ_TYPE_REF): Remove.
31441         (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_FOLD_OBJ_TYPE_REF.
31442         * langhooks.h (struct lang_hooks_for_decls): Removed field
31443         fold_obj_type_ref.
31444         * tree.c (free_lang_data): Remove assignment to
31445         lang_hooks.fold_obj_type_ref.
31446         * tree.def (OBJ_TYPE_REF): Update comment.
31448 2010-05-14  Richard Guenther  <rguenther@suse.de>
31450         PR tree-optimization/44124
31451         * tree-ssa-sccvn.c (vn_nary_may_trap): Fix invalid memory access.
31453 2010-05-14  Alan Modra  <amodra@gmail.com>
31455         PR target/44075
31456         * config/rs6000/rs6000.c (struct machine_function): Reorder
31457         fields for better packing.  Add lr_save_state.
31458         (rs6000_ra_ever_killed): Return lr_save_state if set.
31459         (rs6000_emit_eh_reg_restore): Set lr_save_state.
31461 2010-05-13  Jan Hubicka  <jh@suse.cz>
31463         * varpool.c (decide_is_variable_needed): Drop code checking
31464         TREE_SYMBOL_REFERENCED.
31466 2010-05-13  Jan Hubicka  <jh@suse.cz>
31468         * final.c (output_addr_const): Do not call mark_decl_referenced.
31469         * cgraphunit.c (process_function_and_variable_attributes): Use
31470         mark_needed_node dirrectly.
31471         (assemble_thunk): Do not call mark_decl_referenced.
31473 2010-05-13  Anatoly Sokolov  <aesok@post.ru>
31475         * targhooks.c (default_mode_dependent_address_p): Cast 'addr' to rtx.
31477 2010-05-13  Jeff Law  <law@redhat.com>
31479         * ira-conflicts.c (print_allocno_conflicts): New function broken out
31480         from...
31481         (print_conflicts): Call print_allocno_conflicts.
31483 2010-05-13  Jakub Jelinek  <jakub@redhat.com>
31485         PR debug/44104
31486         * dwarf2out.c (modified_type_die): Don't dereference mod_type_die
31487         if it is NULL.
31489 2010-05-13  Kai Tietz  <kai.tietz@onevision.com>
31491         * config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Choose
31492         t-mingw-w64 or t-mingw-w32 for multilib configuration.
31493         * config/i386/t-mingw-w32: New.
31494         * config/i386/t-mingw-w64 (MULTILIB_OSDIRNAMES): Change lib64 to lib.
31496 2010-05-13  Martin Jambor  <mjambor@suse.cz>
31498         * gimple.c (gimple_fold_obj_type_ref): Removed (a replacement moved to
31499         gimple-fold.c).
31500         * gimple-fold.c (get_base_binfo_for_type): New function.
31501         (gimple_get_relevant_ref_binfo): Likewise.
31502         (gimple_fold_obj_type_ref_known_binfo): Likewise.
31503         (gimple_fold_obj_type_ref): Likewise.
31504         (fold_gimple_call): Simplify condition for folding virtual calls
31505         and call gimple_fold_obj_type_ref.
31506         * gimple.h (gimple_get_relevant_ref_binfo): Declare.
31507         (gimple_fold_obj_type_ref_known_binfo): Likewise.
31509 2010-05-13  Andreas Schwab  <schwab@linux-m68k.org>
31511         * config/rs6000/rs6000-protos.h
31512         (rs6000_mode_dependent_address_ptr): Change argument to const_rtx.
31513         * config/rs6000/rs6000.c (rs6000_mode_dependent_address)
31514         (rs6000_debug_mode_dependent_address)
31515         (rs6000_mode_dependent_address_ptr): Likewise.
31517 2010-05-13  Jakub Jelinek  <jakub@redhat.com>
31519         PR debug/43983
31520         * var-tracking.c (track_expr_p): Allow tracking of variables optimized
31521         by SRA.
31522         * Makefile.in (dwarf2out.o): Depend on $(TREE_FLOW_H).
31523         * tree-sra.c (create_access_replacement): Call unshare_expr before
31524         passing expr to SET_DECL_DEBUG_EXPR, and remove any SSA_NAMEs from it.
31525         * dwarf2out.c: Include tree-flow.h.
31526         (struct var_loc_node): Rename var_loc_note field to loc, add comment.
31527         (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
31528         Handle DW_OP_bit_piece.
31529         (decl_piece_bitsize, decl_piece_varloc_ptr, decl_piece_node,
31530         construct_piece_list, adjust_piece_list): New functions.
31531         (add_var_loc_to_decl): Handle SRA optimized variables.
31532         Adjust for var_loc_note to loc field renaming.
31533         (dw_loc_list_1): For WANT_ADDRESS == 2 prefer DECL_MODE of decl
31534         in VAR_LOCATION note.
31535         (new_loc_descr_op_bit_piece): New function.
31536         (dw_sra_loc_expr): New function.
31537         (dw_loc_list): Use it.  Don't handle the last range after the
31538         loop, handle it inside of the loop.  Adjust for var_loc_note
31539         to loc field renaming.
31540         (add_location_or_const_value_attribute): Only special case
31541         single entry loc lists if loc is NOTE_P.  Adjust for
31542         var_loc_note to loc field renaming.
31543         (dwarf2out_var_location): Don't set newloc->var_loc_note
31544         and newloc->next here.
31546 2010-05-12  Jan Hubicka  <jh@suse.cz>
31548         * cgraph.c (cgraph_mark_address_taken_node): No longer imply needed
31549         flag.
31550         * cgraph.h (cgraph_only_called_directly_p,
31551         cgraph_can_remove_if_no_direct_calls_p): test address_taken flag.
31552         (cgraph_can_remove_if_no_direct_calls_and_refs_p): New function.
31553         * cgraphunit.c (cgraph_mark_functions_to_output): Test address_taken.
31554         (assemble
31555         * ipa.c (cgraph_remove_unreachable_nodes): Use
31556         cgraph_can_remove_if_no_direct_calls_and_refs_p; clear address_taken
31557         flags.
31558         * tree-inline.c (copy_bb): Check address_taken flag.
31559         * tree-profile.c (tree_gen_ic_func_profiler): Check address_taken and
31560         externally_visible flag.
31562 2010-05-12  Jason Merrill  <jason@redhat.com>
31564         PR bootstrap/44048
31565         PR target/44099
31566         * dbxout.c (dbxout_type): Remove NULLPTR_TYPE handling.
31567         * sdbout.c (plain_type_1): Likewise.
31568         * dwarf2out.c (is_base_type): Likewise.
31569         (gen_type_die_with_usage): Likewise.  Generate
31570         DW_TAG_unspecified_type for any LANG_TYPE.
31572 2010-05-12  Jan Hubicka  <jh@suse.cz>
31574         * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Build
31575         indrect edges too.
31576         * cgraph.c (cgraph_create_indirect_edge): Take ecf_flags argument.
31577         (cgraph_clone_edge): Update.
31578         (cgraph_node_remove_callees): Remove indirect calls too.
31579         * cgraph.h (cgraph_indirect_call_info): Add ecf_flags.
31580         (cgraph_create_indirect_edge): Update prototype.
31581         * ipa-reference.c (has_proper_scope_for_analysis): Rename to
31582         is_proper_for_analysis.
31583         (add_new_function, visited_nodes, function_insertion_hook_holder,
31584         get_local_reference_vars_info, mark_address_taken, mark_address,
31585         mark_load, mark_store, check_asm_memory_clobber, check_call,
31586         scan_stmt_for_static_refs, scan_initializer_for_static_refs): Remove.
31587         (ipa_init): Do not initialize visited_nodes;
31588         function_insertion_hook_holder.
31589         (analyze_variable): Rewrite.
31590         (analyze_function): Rewrite.
31591         (copy_local_bitmap): Remove.
31592         (duplicate_node_dat): Do not duplicate local info.
31593         (generate_summary): Simplify to only walk cgraph.
31594         (write_node_summary_p, ipa_reference_write_summary,
31595         ipa_reference_read_summary): Remove.
31596         (propagate): Do not remove function insertion;
31597         generate summary.
31598         (pass_ipa_reference): NULLify summary handling fields.
31599         * lto-cgraph.c (lto_output_edge): Output ecf_flags.
31600         (input_edge): Input ecf_flags.
31601         * ipa-prop.c (ipa_note_parm_call): Expect edge to be around.
31602         (update_indirect_edges_after_inlining): Ignore edges with unknown
31603         param.
31605 2010-05-12  Sriraman Tallam  <tmsriram@google.com>
31607         * implicit-zee.c: New file.
31608         * tree-pass.h (pass_implicit_zee): Declare.
31609         * passes.c (init_optimization_passes): Add zee pass.
31610         * common.opt (fzee): New flag.
31611         * timevar.def (TV_ZEE): Define.
31612         * config/i386/i386.c (optimization_options): Turn on ZEE for level 2
31613         and beyond.
31614         * Makefile.in (implicit-zee.o): Add new build file.
31616 2010-05-12  Kazu Hirata  <kazu@codesourcery.com>
31617             Nathan Froyd  <froydnj@codesourcery.com>
31619         * c-common.c (sync_resolve_params): Remove write-only variable.
31621 2010-05-12  Anatoly Sokolov  <aesok@post.ru>
31623         * target.h (struct gcc_target): Add mode_dependent_address_p field.
31624         * target-def.h (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
31625         (TARGET_INITIALIZER): Use TARGET_MODE_DEPENDENT_ADDRESS_P.
31626         * targhooks.c (default_mode_dependent_address_p): New function.
31627         * targhooks.h (default_mode_dependent_address_p): Declare function.
31628         * doc/tm.texi (TARGET_MODE_DEPENDENT_ADDRESS_P): New.
31629         (GO_IF_MODE_DEPENDENT_ADDRESS): Update.
31630         * recog.c (mode_dependent_address_p): Call mode_dependent_address_p
31631         target hook. Change return type to bool.
31632         * recog.h (mode_dependent_address_p): Change return type to bool.
31634 2010-05-12  Kazu Hirata  <kazu@codesourcery.com>
31635             Nathan Froyd  <froydnj@codesourcery.com>
31637         * tree-mudflap.c (build_function_type_0, build_function_type_1,
31638         build_function_type_2, build_function_type_3): Remove.
31639         (mudflap_init): Use build_function_type_list.
31641 2010-05-12  Kazu Hirata  <kazu@codesourcery.com>
31642             Nathan Froyd  <froydnj@codesourcery.com>
31644         * coverage.c (build_fn_info_value): Call build_constructor instead of
31645         build_constructor_from_list.
31646         (build_ctr_info_value): Likewise.
31647         (build_gcov_info): Likewise.
31649 2010-05-12  Nathan Froyd  <froydnj@codesourcery.com>
31651         * tree.c (build_constructor): Compute TREE_CONSTANT for the
31652         resultant constructor.
31653         (build_constructor_single): Don't set TREE_CONSTANT.
31654         (build_constructor_from_list): Don't compute TREE_CONSTANT.
31656 2010-05-12  Jan Hubicka  <jh@suse.cz>
31658         * cgraph.h (struct varpool_node): Add aux.
31659         * varasm.c (find_decl_and_mark_needed): Force output of varpool nodes.
31660         * varpool.c (varpool_remove_node): Do not remove initializer.
31661         (varpool_reset_queue): Export.
31662         (varpool_finalize_decl): Volatile vars are forced to be output.
31663         * lto-symtab.c (lto_varpool_replace_node): Clear out initializer of
31664         replaced decl.
31665         * ipa.c (enqueue_cgraph_node, enqueue_varpool_node,
31666         process_references, varpool_can_remove_if_no_refs): New functions.
31667         (cgraph_remove_unreachable_nodes): Handle variables too.
31669 2010-05-12  H.J. Lu  <hongjiu.lu@intel.com>
31671         PR target/44088
31672         * config/i386/sse.md (*avx_vmmaskcmp<mode>3): New.
31674 2010-05-12  Jakub Jelinek  <jakub@redhat.com>
31676         PR middle-end/44085
31677         * gimplify.c (enum omp_region_type): Add ORT_UNTIED_TASK,
31678         change value of ORT_TASK.
31679         (new_omp_context): Handle ORT_UNTIED_TASK like ORT_TASK.
31680         (omp_notice_threadprivate_variable): New function.
31681         (omp_notice_variable): Call it for threadprivate variables.
31682         If enclosing ctx is a task, print enclosing task rather than
31683         enclosing parallel.  Handle ORT_UNTIED_TASK like ORT_TASK.
31684         (gimplify_omp_task): Pass ORT_UNTIED_TASK instead of ORT_TASK
31685         if task has untied clause.
31687         PR debug/42278
31688         * dwarf2out.c (base_type_die): Don't add name attribute here.
31689         (modified_type_die): Instead of sizetype use
31690         its underlying original type.  If a DW_TAG_base_type doesn't
31691         have name added, add __unknown__.
31692         (dwarf2out_imported_module_or_decl_1): Don't call base_type_die,
31693         always call force_type_die instead.
31695 2010-05-12  Maxim Kuvyrkov  <maxim@codesourcery.com>
31697         * targhooks.c (default_stack_protect_guard): Avoid sharing RTL
31698         for __stack_chk_guard.
31700 2010-05-11  Jakub Jelinek  <jakub@redhat.com>
31702         * c-opts.c (c_common_parse_file): If start_end_main_source_file,
31703         don't call start_source_file debug hook here...
31704         (finish_options): ... but here, after outputting predefined and
31705         command line defines and undefs.
31707         PR middle-end/44071
31708         * cfglayout.c (fixup_reorder_chain): Allow asm goto to have
31709         no fallthru edge.
31710         * cfgcleanup.c (try_optimize_cfg): When in cfglayout mode
31711         optimizing away empty bb with no successors, move over its
31712         footer chain to fallthru predecessor.
31713         * cfgrtl.c (patch_jump_insn): Update also REG_LABEL_OPERAND.
31714         (rtl_split_edge): For asm goto call patch_jump_insn even if
31715         splitting fallthru edge.
31717         PR c++/44059
31718         * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use qnu_unique_object
31719         even for DECL_ONE_ONLY DECL_ARTIFICIAL !TREE_READONLY decls.
31720         * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Likewise.
31721         * dwarf2asm.c (dw2_output_indirect_constant_1): Set TREE_READONLY
31722         on DW.ref.* decls.
31724         PR c++/44062
31725         * c-parser.c (c_parser_expression): Mark LHS of a comma
31726         expression as read if it is a decl, handled component or
31727         COMPOUND_EXPR with that on the RHS.
31728         * c-typeck.c (c_process_expr_stmt): Mark RHS of COMPOUND_EXPR
31729         if it is a decl or handled component.
31731 2010-05-11  Jan Hubicka  <jh@suse.cz>
31733         * lto-symtab.c (lto_symtab_free): New function.
31734         * lto-streamer.h (lto_symtab_free): Declare.
31736 2010-05-11  Jan Hubicka  <jh@suse.cz>
31738         * lto-cgraph.c (reachable_from_other_partition_p): Export; do not assume
31739         that if function is needed it is reachable.
31740         (lto_output_node): See if it the function is reachable or referenced.
31741         (output_cgraph): Update call of lto_output_node.
31742         * lto-streamer.h (reachable_from_other_partition_p): Declare.
31744 2010-05-11  Jan Hubicka  <jh@suse.cz>
31746         * crtstuff.c (__JCR_LIST__, __DTOR_END__, __JCR_END__, __FRAME_END__):
31747         Mark as used.
31749 2010-05-11  Jan Hubicka  <jh@suse.cz>
31751         PR tree-optimize/44063
31752         * ipa-inline.c (cgraph_edge_badness): Move always inlines to top of
31753         queue.
31754         (cgraph_decide_inlining_of_small_function): Skip check when disrgarding
31755         limits.
31756         (estimate_function_body_sizes): Compute sizes even when disregarding.
31758 2010-05-11  Kai Tietz  <kai.tietz@onevision.com>
31760         * collect2.c (maybe_lto_object_file): Add x64-coff magic and check.
31762 2010-05-11  Jan Hubicka  <jh@suse.cz>
31764         * lto-cgraph.c (output_cgraph): Remove loop adding all varpool nodes
31765         into every boundary.
31767 2010-05-11  Jan Hubicka  <jh@suse.cz>
31769         * matrix-reorg.c (matrix_reorg): Rebuild edges.
31771 2010-05-11  Jan Hubicka  <jh@suse.cz>
31773         * lto-streamer.c (lto_streamer_cache_add_to_node_array,
31774         lto_streamer_cache_delete): Put nodes into heap.
31775         * lto-streamer.h (struct lto_streamer_cache_d): Nodes vector is in
31776         heap.
31778 2010-05-11  Jan Hubicka  <jh@suse.cz>
31780         * cgraphbuild.c (cgraph_rebuild_references): New.
31781         * cgraph.c (cgraph_mark_reachable_node): Accept references to optimized
31782         out extern inlines.
31783         * cgraph.h (cgraph_rebuild_references): Declare.
31784         * tree-inline.c (tree_function_versioning): Use it.
31785         * ipa-struct-reorg.c (do_reorg_for_func): Likewise.
31787 2010-05-11  Jan Hubicka  <jh@suse.cz>
31789         * cgraph.c: Include ipa-utils.h
31790         (cgraph_create_virtual_clone): Update references.
31791         * Makefile.in (cgraph.o): Add dependency at ipa-utils.h
31793 2010-05-11  Christian Borntraeger  <borntraeger@de.ibm.com>
31795         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
31796         prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
31797         cache size.
31799 2010-05-11  Christian Borntraeger  <borntraeger@de.ibm.com>
31801         * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.
31803 2010-05-11  Jakub Jelinek  <jakub@redhat.com>
31805         * gcc.c (execute): For -### don't quote arguments that
31806         contain just alphanumerics and _/-. characters.
31807         * doc/invoke.texi: Document that change for -###.
31809         PR debug/44023
31810         * df-problems.c (struct dead_debug): Add to_rescan field.
31811         (dead_debug_init): Clear to_rescan field.
31812         (dead_debug_finish): Rescan all debug insns in to_rescan
31813         bitmap and free the bitmap.
31814         (dead_debug_insert_before): Instead of rescanning debug insns
31815         immediately queue their rescanning until dead_debug_finish.
31816         (df_note_bb_compute): After dead_debug_add do continue instead
31817         of break.
31819 2010-05-10  Jakub Jelinek  <jakub@redhat.com>
31821         PR debug/44028
31822         * haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
31823         clear also INSN_REG_USE_LIST.
31825 2010-05-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31827         * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.
31829 2010-05-10  Jan Hubicka  <jh@suse.cz>
31831         * lto-stramer-out.c (produce_asm_for_decls): Correct accidentally
31832         commited change.
31834 2010-05-10  Jan Hubicka  <jh@suse.cz>
31836         * passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries):
31837         Allocate encoders.
31838         * lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
31839         * lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
31840         (lto_streamer_cache_create): Init alloc pool.
31841         (lto_streamer_cache_delete): Free alloc pool.
31842         * lto-streamer.h: Include alloc pool.
31843         (lto_streamer_cache_d): Use alloc pool.
31844         * lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.
31846 2010-05-10  Jan Hubicka  <jh@suse.cz>
31848         * Makefile.in (cgraphbuild.o): Add dependency on except.h.
31849         * cgraphbuild.c: Include except.h
31850         (record_type_list, record_eh_tables): New function.
31851         (build_cgraph_edges, rebuild_cgraph_edges): Use it.
31853 2010-05-10  Jan Hubicka  <jh@suse.cz>
31855         * crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
31856         __frame_dummy_init_array_entry, force_to_data): Attribute as used
31857         rather than unused.
31859 2010-05-10  Michael Matz  <matz@suse.de>
31861         * tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
31862         (can_reassociate_p): Use FLOAT_TYPE_P.
31863         * tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
31864         (vect_force_simple_reduction): ... this.
31865         * tree-parloops.c (gather_scalar_reductions): Use
31866         vect_force_simple_reduction.
31867         * tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
31868         vect_is_simple_reduction, add modify argument, if true rewrite
31869         "a-b" into "a+(-b)".
31870         (vect_is_simple_reduction, vect_force_simple_reduction): New
31871         functions.
31872         (vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.
31874 2010-05-10  H.J. Lu  <hongjiu.lu@intel.com>
31875             Vladimir Makarov  <vmakarov@redhat.com>
31877         PR rtl-optimization/44012
31878         * ira-build.c (remove_unnecessary_allocnos): Nullify
31879         regno_allocno_map of the removed allocno.
31881 2010-05-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31883         * configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
31884         to /dev/null.
31885         * configure: Regenerate.
31887 2010-05-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
31889         * config/sol2.c (solaris_assemble_visibility): Declare decl, vis
31890         unused.
31891         Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
31892         * configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
31893         support in Sun ld.
31894         * configure: Regenerate.
31896 2010-05-10  Richard Guenther  <rguenther@suse.de>
31898         * lto-symtab.c (lto_symtab_entry_marked_p): Make entry
31899         marked if the entry identifier is marked.
31901 2010-05-10  Richard Guenther  <rguenther@suse.de>
31903         * c-common.c (struct c_common_attributes): Add fnspec attribute.
31904         (handle_fnspec_attribute): New function.
31905         * gimple.h (gimple_call_return_flags): Declare.
31906         (gimple_call_arg_flags): Likewise.
31907         * gimple.c (gimple_call_arg_flags): New function.
31908         (gimple_call_return_flags): Likewise.
31909         * tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
31910         New argument flags.
31911         (ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
31912         return value flags.
31913         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
31914         * tree-ssa-structalias.c (make_constraint_from_heapvar): Split
31915         main work to ...
31916         (make_heapvar_for): ... this new function.
31917         (handle_rhs_call): Handle fnspec attribute argument specifiers.
31918         (handle_lhs_call): Likewise.
31919         (find_func_aliases): Adjust.
31921 2010-05-10  Richard Guenther  <rguenther@suse.de>
31923         PR tree-optimization/44050
31924         * tree-inline.c (tree_function_versioning): Clone the ipa-pta flag.
31926 2010-05-10  Wei Guozhi  <carrot@google.com>
31928         PR target/42879
31929         * config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.
31931 2010-05-09  Joseph Myers  <joseph@codesourcery.com>
31933         PR c/10676
31934         * c-typeck.c (lookup_field): Take a type directly.  Update
31935         recursive calls.
31936         (build_component_ref): Update call to lookup_field.
31937         (set_init_label): Use lookup_field to find initialized field.
31938         Handle returned list of fields like a sequence of designators.
31940 2010-05-09  Richard Guenther  <rguenther@suse.de>
31942         PR middle-end/44024
31943         * fold-const.c (tree_single_nonzero_warnv_p): Properly
31944         handle &FUNCTION_DECL.
31946 2010-05-09  Joseph Myers  <joseph@codesourcery.com>
31948         PR c/4784
31949         * c-decl.c (detect_field_duplicates_hash): New.  Handle anonymous
31950         structures and unions recursively.
31951         (detect_field_duplicates): Move duplicate detection with a hash to
31952         detect_field_duplicates_hash.  Always use a hash if anonymous
31953         structures or unions are present.
31954         * doc/extend.texi (Unnamed Fields): Document that duplicate fields
31955         give errors.
31957 2010-05-09  H.J. Lu  <hongjiu.lu@intel.com>
31959         PR target/44046
31960         * config/i386/driver-i386.c (host_detect_local_cpu): Properly
31961         detect Atom, Core 2 and Core i7.
31963 2010-05-09  Richard Guenther  <rguenther@suse.de>
31965         * gcc.c (store_arg): Handle temporary file deletion for
31966         joined arguments.
31968 2010-05-09  Richard Guenther  <rguenther@suse.de>
31970         PR middle-end/44043
31971         * ipa-inline.c (estimate_function_body_sizes): Return after
31972         disregarding inline limits.
31974 2010-05-09  Richard Guenther  <rguenther@suse.de>
31976         * gcc.c (store_arg): Revert last change.
31978 2010-05-08  Sandra Loosemore  <sandra@codesourcery.com>
31980         PR middle-end/28685
31981         * tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
31982         (optimize_ops_list): Call it.
31984 2010-05-08  Richard Guenther  <rguenther@suse.de>
31986         PR tree-optimization/44030
31987         * tree-ssa-pre.c (eliminate): Copy NECESSARY flag.  Set
31988         NECESSARY flag if we propagate from a inserted expression.
31990 2010-05-08  Eric Botcazou  <ebotcazou@adacore.com>
31992         * gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
31993         domain types as equal if they are both PLACEHOLDER_EXPRs.
31995 2010-05-08  Richard Guenther  <rguenther@suse.de>
31997         * lto-wrapper.c (run_gcc): Remove linker output from
31998         command line for LTRANS invocation.
32000 2010-05-07  Steven Bosscher  <steven@gcc.gnu.org>
32002         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
32003         lto-macho as lto_binary_reader.
32004         * target.h (struct gcc_target): New hooks lto_start and lto_end.
32005         * target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
32006         * cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
32007         in lto_start and lto_end calls.
32008         (is_elf_or_coff): Rename to maybe_lto_object_file.  Add Mach-O
32009         magic numbers.
32010         (scan_prog_file): Update is_elf_or_coff call.
32011         * doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.
32013         * collect2.c (main): Fix enum comparison.
32015         * config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
32016         Add prototypes.
32017         * darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
32018         * darwin.h (LINK_COMMAND_SPEC): Likewise.  Define TARGET_ASM_LTO_START
32019         and TARGET_ASM_LTO_END.
32020         * darwin.c: Include obstack.h and lto-streamer.h.
32021         (lto_section_names_offset, lto_section_names_obstack,
32022         lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
32023         global variables.
32024         (LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
32025         (darwin_asm_lto_start): New function.  Redirect output to asm_out_file
32026         to a temporary file.
32027         (darwin_asm_lto_end): New function.  Restore asm_out_file.
32028         (darwin_asm_named_section): For LTO sections, replace the name with
32029         the offset of the section name in a string table, and build this
32030         table.
32031         (darwin_file_start): Initialize global vars for LTO support.
32032         (darwin_file_end): If output to asm_out_file was redirected, append it
32033         to the proper asm_out_file here.  Add the section names section.
32035 2010-05-07  Steven Bosscher  <steven@gcc.gnu.org>
32037         * c-pragma.c (pending_weak_d, pending_weak): New.
32038         (pending_weaks): Change the type to VEC((pending_weak,gc) *.
32039         (maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
32040         handle_pragma_weak): Update the uses of pending_weaks.
32042 2010-05-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
32044         PR documentation/44016
32045         * doc/standards.texi (Standards): Link to unversioned
32046         cxx0x_status.html page.
32048 2010-05-07  Iain Sandoe  <iains@gcc.gnu.org>
32050         PR target/43708
32051         * config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
32052         in addition to TREE_USED, to avoid "set but unused" warnings.
32054 2010-05-07  Changpeng Fang  <changpeng.fang@amd.com>
32056         * tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
32057         (is_loop_prefetching_profitable): Do not insert prefetches
32058         when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
32059         times the prefetch ahead distance.
32061 2010-05-07  Changpeng Fang  <changpeng.fang@amd.com>
32063         * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
32064         Account for loop unrolling in the insn-to-prefetch ratio heuristic.
32065         (loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
32066         the unroll_factor.
32068 2010-05-07  Changpeng Fang  <changpeng.fang@amd.com>
32070         * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
32071         a diagnostic info when the insn-to-mem ratio is too small.
32073 2010-05-07  Richard Guenther  <rguenther@suse.de>
32075         * gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
32076         the linker plugin.
32077         (store_arg): Queue temp_filename for deletion instead of
32078         the whole argument.
32080 2010-05-07  Richard Guenther  <rguenther@suse.de>
32082         * lto-wrapper.c (DUMPBASE_SUFFIX): Define.
32083         (run_gcc): Handle LTRANS phase invocation.
32084         * collect2.c (maybe_run_lto_and_relink): Do not set WPA_SAVE_LTRANS.
32086 2010-05-07  Jakub Jelinek  <jakub@redhat.com>
32088         * tree.h (TREE_ADDRESSABLE): Adjust comment to say that
32089         this is also meaningful on PARM_DECLs and RESULT_DECLs.
32091 2010-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32093         * config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.
32095 2010-05-07  Richard Guenther  <rguenther@suse.de>
32097         PR tree-optimization/44020
32098         * tree-ssa-pre.c (execute_pre): Do not remove dead inserted
32099         code when PRE is not yet initialized.
32101 2010-05-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32103         * config/mips/dbxmdebug.h: Remove.
32104         * config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.
32106 2010-05-07  Shujing Zhao  <pearly.zhao@oracle.com>
32108         * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
32109         with null pointer and also warn about ordered comparison of zero with
32110         pointer if -Wextra.
32112 2010-05-05  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
32114         * graphite-blocking.c
32115         (pbb_strip_mine_profitable_p): Replace Value with mpz_t.
32116         * graphite-clast-to-gimple.c
32117         (clast_to_gcc_expression): Same.
32118         (precision_for_value): Same.
32119         (precision_for_interval): Same.
32120         (gcc_type_for_interval): Same.
32121         (graphite_create_new_guard): Same.
32122         (compute_bounds_for_level): Same.
32123         (graphite_create_new_loop_guard): Same.
32124         * graphite-interchange.c
32125         (build_linearized_memory_access): Same.
32126         (pdr_stride_in_loop): Same.
32127         (memory_strides_in_loop_1): Same.
32128         (memory_strides_in_loop): Same.
32129         (extend_scattering): Same.
32130         (psct_scattering_dim_for_loop_depth): Same.
32131         (pbb_number_of_iterations): Same.
32132         * graphite-poly.h
32133         (debug_iteration_domains): Same.
32134         * graphite-ppl.c
32135         (new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
32136         (ppl_set_inhomogeneous_gmp): Same.
32137         (ppl_strip_loop): Same.
32138         (ppl_lexico_compare_linear_expressions): Same.
32139         (ppl_read_polyhedron_matrix): Same.
32140         (ppl_max_for_le_pointset): Same.
32141         * graphite-ppl.h
32142         (ppl_read_polyhedron_matrix): Same.
32143         (tree_int_to_gmp): Same.
32144         (gmp_cst_to_tree): Same.
32145         (ppl_set_inhomogeneous): Same.
32146         (ppl_set_inhomogeneous_tree): Same.
32147         (ppl_set_coef): Same.
32148         (ppl_set_coef_tree): Same.
32149         * graphite-sese-to-poly.c
32150         (build_pbb_scattering_polyhedrons): Same.
32151         (build_scop_scattering): Same.
32152         (scan_tree_for_params_right_scev): Same.
32153         (scan_tree_for_params): Same.
32154         (find_params_in_bb): Same.
32155         (find_scop_parameters): Same.
32156         (add_upper_bounds_from_estimated_nit): Same.
32157         (build_loop_iteration_domains): Same.
32158         (add_condition_to_domain): Same.
32159         (pdr_add_memory_accesses): Same.
32161 2010-05-05  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>
32163         * graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
32164         CLooG's value_* macros to their respective mpz_* counterparts.
32165         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
32166         (graphite_create_new_loop_guard): Same.
32167         * graphite-interchange.c (build_linearized_memory_access): Same.
32168         (pdr_stride_in_loop): Same.
32169         (memory_strides_in_loop_1): Same.
32170         (1st_interchange_profitable_p): Same.
32171         * graphite-poly.c (extend_scattering): Same.
32172         (psct_scattering_dim_for_loop_depth): Same.
32173         (pbb_number_of_iterations): Same.
32174         (pbb_number_of_iterations_at_time): Same.
32175         * graphite-poly.h (new_1st_loop): Same.
32176         * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
32177         (oppose_constraint): Same.
32178         (insert_constraint_into_matrix): Same.
32179         (ppl_set_inhomogeneous_gmp): Same.
32180         (ppl_set_coef_gmp): Same.
32181         (ppl_strip_loop): Same.
32182         (ppl_lexico_compare_linear_expressions): Same.
32183         (ppl_max_for_le_pointset): Same.
32184         (ppl_min_for_le_pointset): Same.
32185         (ppl_build_realtion): Same.
32186         * graphite-ppl.h (gmp_cst_to_tree): Same.
32187         (ppl_set_inhomogeneous): Same.
32188         (ppl_set_inhomogeneous_tree): Same.
32189         (ppl_set_coef): Same.
32190         (ppl_set_coef_tree): Same.
32191         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32192         (build_scop_scattering): Same.
32193         (add_value_to_dim): Same.
32194         (scan_tree_for_params_right_scev): Same.
32195         (scan_tree_for_params_int): Same.
32196         (scan_tree_for_params): Same.
32197         (find_params_in_bb): Same.
32198         (find_scop_parameters): Same.
32199         (add_upper_bounds_from_estimated_nit): Same.
32200         (build_loop_iteration_domains): Same.
32201         (create_linear_expr_from_tree): Same.
32202         (add_condition_to_domain): Same.
32203         (pdr_add_memory_accesses): Same.
32205 2010-05-06  Magnus Fromreide  <magfr@lysator.liu.se>
32206             Jason Merrill  <jason@redhat.com>
32208         * c-common.c (c_common_reswords): Add nullptr.
32209         * c-common.h: Add RID_NULLPTR.  Reorganize C++0x rids.
32210         * dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
32211         (gen_type_die_with_usage): Likewise.
32212         * dbxout.c (dbxout_type): Likewise.
32213         * sdbout.c (plain_type_1): Likewise.
32215 2010-05-06  Jason Merrill  <jason@redhat.com>
32217         * gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
32218         Don't change GS_OK to GS_ALL_DONE.  Make sure that all cases set
32219         ret appropriately.
32220         (gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
32222         * gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
32223         stripping WITH_SIZE_EXPR.
32224         (gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
32225         change.
32227 2010-05-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
32229         * config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
32230         list of obsolete configurations.
32231         Disabled check for obsolete configurations.
32232         (mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
32233         Removed support for previous versions.
32234         * config/mips/iris.h: Removed.
32235         * config/mips/iris5.h: Removed.
32236         * config/mips/iris6.h: Merged old iris.h contents.
32237         (TARGET_IRIX): Removed.
32238         (DRIVER_SELF_SPECS): Removed mabi=32.
32239         (IDENT_ASM_OP): Removed undef.
32240         (STARTFILE_SPEC): Removed mabi=32.
32241         (ENDFILE_SPEC): Likewise.
32242         (IRIX_SUBTARGET_LINK_SPEC): Likewise.
32243         (MACHINE_TYPE): Update for IRIX 6.5.
32244         * config/mips/mips.c (mips_build_builtin_va_list): Replaced
32245         TARGET_IRIX by TARGET_IRIX6.
32246         (mips_file_start): Likewise.
32247         (mips_output_external): Remove IRIX 5/6 O32 support.
32248         (mips_output_function_prologue): Likewise.
32249         * config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
32250         TARGET_IRIX6.
32251         (TARGET_CPU_CPP_BUILTINS): Likewise.
32252         (TARGET_IRIX): Removed.
32253         * config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
32254         (MULTILIB_DIRNAMES): Removed 32.
32255         (MULTILIB_OSDIRNAMES): Removed ../lib.
32256         * doc/install.texi (Prerequisites): Don't reference IRIX before 6.5.
32257         (Specific, mips-sgi-irix5): Document removal.
32258         (Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI removal.
32259         Remove references to older IRIX 6 releases and the O32 ABI.
32261 2010-05-06  Jakub Jelinek  <jakub@redhat.com>
32263         PR bootstrap/43994
32264         * df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
32265         instead of DF_REF_REAL_REG.
32267 2010-05-06  Dave Korn  <dave.korn.cygwin@gmail.com>
32269         PR target/43888
32270         * config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
32271         handling to still return true for x64 targets.
32273 2010-05-06  Maxim Kuvyrkov  <maxim@codesourcery.com>
32275         * config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.
32277 2010-05-06  Jan Hubicka  <jh@suse.cz>
32279         PR tree-optimization/43791
32280         * ipa-inline.c (update_caller_keys): Remove bogus
32281         disregard_inline_limits check.
32283 2010-05-06  Michael Matz  <matz@suse.de>
32285         PR tree-optimization/43984
32286         * tree-ssa-pre.c (inserted_phi_names): Remove.
32287         (inserted_exprs): Change to bitmap.
32288         (create_expression_by_pieces): Set bits, don't append to vector.
32289         (insert_into_preds_of_block): Don't handle inserted_phi_names.
32290         (eliminate): Don't look at inserted_phi_names, remove deleted
32291         insns from inserted_exprs.
32292         (remove_dead_inserted_code): Adjust to use bitmaps instead of vectors.
32293         (init_pre, fini_pre): Allocate and free bitmaps.
32294         (execute_pre): Insert insns on edges before elimination.
32296 2010-05-06  Maxim Kuvyrkov  <maxim@codesourcery.com>
32298         * tree.c (initializer_zerop): Handle STRING_CST.
32300 2010-05-06  Manuel López-Ibáñez  <manu@gcc.gnu.org>
32302         PR 40989
32303         * doc/invoke.texi (Wimplicit): Document as C only.
32304         * opts.c (common_handle_option): Add argument kind.
32305         (handle_option): Rename as read_cmdline_option. Factor out code to...
32306         (handle_option): ... here. New.
32307         (handle_options): Rename as read_cmdline_options.
32308         (decode_options): Update call.
32309         (set_option): Use option index instead of option pointer. Classify
32310         diagnostics correctly.
32311         (enable_warning_as_error): Call handle_option.
32312         * opts.h (set_option): Update declaration.
32313         (handle_option): Declare.
32314         * langhooks.h (struct lang_hooks): Add argument kind to handle_option.
32315         * c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
32316         * c-opts.c (set_Wimplicit): Delete.
32317         (c_family_lang_mask): New static constant.
32318         (c_common_handle_option): Add argument kind. Use handle_option
32319         instead of set_Wimplicit.
32320         (c_common_post_options): warn_implicit and warn_implicit_int
32321         are disabled by default.
32322         * c-common.c (warn_implicit): Do not define here.
32323         * c-common.h (warn_implicit): Do not declare here.
32324         (c_common_handle_option): Update declaration.
32325         * lto-opts.c (lto_reissue_options): Update call to set_option.
32327 2010-05-06  Richard Guenther  <rguenther@suse.de>
32329         PR tree-optimization/43571
32330         * domwalk.c (walk_dominator_tree): Walk the dominator
32331         sons in more optimal order.
32333 2010-05-06  Richard Guenther  <rguenther@suse.de>
32335         PR tree-optimization/43934
32336         * tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
32337         (stmt_cost): Likewise.
32338         (extract_true_false_args_from_phi): New helper.
32339         (determine_max_movement): For PHI nodes verify we can hoist them
32340         and compute their cost.
32341         (determine_invariantness_stmt): Handle PHI nodes.
32342         (move_computations_stmt): Likewise.  Hoist PHI nodes in
32343         if-converted form using COND_EXPRs.
32344         (move_computations): Return TODO_cleanup_cfg if we hoisted PHI nodes.
32345         (tree_ssa_lim): Likewise.
32346         * tree-flow.h (tree_ssa_lim): Adjust prototype.
32347         * tree-ssa-loop.c (tree_ssa_loop_im): Return todo.
32349 2010-05-06  Richard Guenther  <rguenther@suse.de>
32351         PR tree-optimization/43987
32352         * tree-ssa-structalias.c (could_have_pointers): For possibly
32353         address-taken variables force pointers to be recorded.
32354         (create_variable_info_for_1): Likewise.
32355         (push_fields_onto_fieldstack): Pass in wheter all fields
32356         must have pointers.
32357         (find_func_aliases): Query types instead of vars whether
32358         they contain pointers where appropriate.
32360 2010-05-06  Jan Hubicka  <jh@suse.cz>
32362         * cgraphbuild.c (record_reference_ctx): Add varpool_node.
32363         (record_reference, mark_address, mark_load, mark_store): Record
32364         references.
32365         (record_references_in_initializer): Update call of record_references.
32366         (rebuild_cgraph_edges): Remove all references before rebuiding.
32367         * cgraph.c (cgraph_create_node): Clear ref list.
32368         (cgraph_remove_node): Remove references.
32369         (dump_cgraph_node): Dump references.
32370         (cgraph_clone_node): Clone references.
32371         * cgraph.h: Include ipa-ref.h and ipa-ref-inline.h
32372         (struct cgraph_node, varpool_node): Add ref_lst.
32373         * ipa-ref.c: New file.
32374         * ipa-ref.h: New file.
32375         * ipa-ref-inline.h: New file.
32376         * lto-cgraph.c (output_varpool): Take cgrag node set argument.
32377         (referenced_from_other_partition_p): New function.
32378         (lto_output_varpool_node): Take set arugment; call
32379         referenced_from_other_partition.
32380         (lto_output_ref): New.
32381         (add_references): New.
32382         (output_refs): New.
32383         (output_cgraph): Compute boundary based on references; output refs.
32384         (output_varpool): Accept cgraph_node_set argument.
32385         (input_ref): New.
32386         (input_refs): New.
32387         (input_cgraph): Call input_refs.
32388         * lto-section-in.c (lto_section_name): Add refs.
32389         * Makefile.in (cgraph.h): Include ipa-ref.h and ipa-ref-inline.h
32390         (ipa-ref.o): New file.
32391         * varpool.c (varpool_node): Clear ipa ref list.
32392         (varpool_remove_node): Remove references.
32393         (dump_varpool_node): Dump references.
32394         (varpool_assemble_decl): Only compile finalized ones.
32395         (varpool_extra_name_alias): Initialize ref list.
32396         * lto-streamer.c (lto-get_section_name): Add .refs section.
32397         * lto-streamer.h (lto_section_type): Add LTO_section_refs.
32398         (referenced_from_other_partition_p): Declared.
32400 2010-05-06  Ira Rosen  <irar@il.ibm.com>
32402         PR tree-optimization/43901
32403         * tree-vect-stmts.c (vectorizable_call): Assert that vector
32404         type is not NULL if it's transformation phase, and return
32405         FALSE if it's analysis.
32406         (vectorizable_conversion, vectorizable_operation,
32407         vectorizable_type_demotion, vectorizable_type_promotion): Likewise.
32409 2010-05-05  Andrew Pinski  <andrew.pinski@caviumnetworks.com>
32411         * config/mips/mips.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
32412         Delete.
32413         * config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P):
32414         New define.
32415         * config/mips/mips-protos.h
32416         (mips_small_register_classes_for_mode_p): Delete prototype.
32418 2010-05-06  Bernd Schmidt  <bernds@codesourcery.com>
32420         * config/arm/arm.h (MAX_LDM_STM_OPS): New macro.
32421         * config/arm/arm.c (multiple_operation_profitable_p,
32422         compute_offset_order): New static functions.
32423         (load_multiple_sequence, store_multiple_sequence): Use them.
32424         Replace constant 4 with MAX_LDM_STM_OPS.  Compute order[0] from
32425         memory offsets, not register numbers.
32426         (emit_ldm_seq, emit_stm_seq): Replace constant 4 with MAX_LDM_STM_OPS.
32428 2010-05-05  Steven Bosscher  <steven@gcc.gnu.org>
32430         * stor-layout.c (pending_sizes): Change the type to VEC(tree,gc) *.
32431         (get_pending_sizes, put_pending_size, put_pending_sizes):
32432         Update the uses of pending_sizes.
32433         * c-decl.c (store_parm_decls): Likewise.
32434         * c-tree.h (struct c_arg_info): Likewise.
32435         * tree.h: Update the prototype for get_pending_sizes and
32436         put_pending_sizes.
32438 2010-05-05  Jason Merrill  <jason@redhat.com>
32440         PR debug/43370
32441         * c-common.c (handle_aligned_attribute): Respect
32442         ATTR_FLAG_TYPE_IN_PLACE.
32444         PR testsuite/43758
32445         * target.h (struct gcc_target): Add attribute_takes_identifier_p.
32446         * target_def.h (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
32447         (TARGET_INITIALIZER): Use it.
32448         * c-common.c (attribute_takes_identifier_p): Call it.
32449         * c-common.h: Update prototype.
32450         * config/rs6000/rs6000.c (rs6000_attribute_takes_identifier_p): New.
32451         (TARGET_ATTRIBUTE_TAKES_IDENTIFIER_P): Define.
32453 2010-05-05  Jakub Jelinek  <jakub@redhat.com>
32455         PR debug/43950
32456         * dwarf2out.c (gen_compile_unit_die): Add DW_AT_identifier_case
32457         DW_ID_down_case for Fortran compilation units.
32459 2010-05-05  Jan Hubicka  <jh@suse.cz>
32461         * lto-cgraph.c (lto_output_varpool_node, input_varpool_node): Correctly
32462         handle aliases.
32464 2010-05-05  Eric Botcazou  <ebotcazou@adacore.com>
32466         * gimplify.c (gimplify_return_expr): Gimplify the size expressions of
32467         a variable-sized RESULT_DECL.
32469 2010-05-05  Maxim Kuvyrkov  <maxim@codesourcery.com>
32471         * doc/invoke.texi (-mfix-cortex-m3-ldrd): Move from ARC section to ARM.
32473 2010-05-05  Jason Merrill  <jason@redhat.com>
32475         PR c++/43787
32476         * gimplify.c (gimplify_expr): Keep working if gimplify_modify_expr
32477         returns GS_OK.
32478         (gimplify_modify_expr_rhs): Return GS_OK if anything changed.
32480 2010-05-05  Alexandre Oliva  <aoliva@redhat.com>
32481             Jakub Jelinek  <jakub@redhat.com>
32483         PR debug/43478
32484         * df-problems.c (struct dead_debug_use, struct dead_debug): New.
32485         (dead_debug_init, dead_debug_finish): New functions.
32486         (dead_debug_add, dead_debug_insert_before): Likewise.
32487         (df_note_bb_compute): Initialize a dead_debug object, add dead
32488         debug uses to it, insert debug bind insns before death insns,
32489         reset debug insns that refer to pending uses at the end.
32490         * rtl.h (make_debug_expr_from_rtl): New prototype.
32491         * varasm.c (make_debug_expr_from_rtl): New function.
32493 2010-05-05  Jan Hubicka  <jh@suse.cz>
32495         * lto-cgraph.c (output_varpool): Forward declare; work on encoder.
32496         (lto_varpool_encoder_new, lto_varpool_encoder_delete,
32497         lto_varpool_encoder_encode, lto_varpool_encoder_lookup,
32498         lto_varpool_encoder_deref, lto_varpool_encoder_size,
32499         lto_varpool_encoder_encode_initializer_p,
32500         lto_set_varpool_encoder_encode_initializer): New functions.
32501         (lto_output_cgraph): Take vset parameter too; compute varpool encoder;
32502         call output_varpool.
32503         (input_varpool_node): Do not always set analyzed.
32504         (input_cgraph_1): Return vector of cgraph nodes.
32505         (input_varpool_1): Return vector of varpools.
32506         (input_cgraph): Free the vectors.
32507         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
32508         output only initializers needed.
32509         (lto_output): Only call output_cgraph.
32510         (produce_asm_for_decls): Call lto_varpool_encoder_delete.
32511         * lto-section-out.c (lto_new_out_decl_state): Initialize
32512         state->varpool_node_encoder.
32513         * lto-streamer.h (lto_varpool_encoder_d): New.
32514         (lto_out_decl_state, lto_file_decl_data): Add varpool_node_encoder.
32515         (lto_cgraph_encoder_delete, output_cgraph): Update prototype.
32516         (lto_varpool_encoder_deref, lto_varpool_encoder_lookup,
32517         lto_varpool_encoder_encode, lto_varpool_encoder_delete,
32518         lto_varpool_encoder_encode_initializer_p, lto_varpool_encoder_new):
32519         Declare.
32520         (output_varpool, input_varpool): Remove declarations.
32522 2010-05-05  Jan Hubicka  <jh@suse.cz>
32524         * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Alias of variable
32525         with body can prevail.
32527 2010-05-05  Jan Hubicka  <jh@suse.cz>
32529         * lto-symtab.c (lto_symtab_merge_decls_1): Prefer declarations with
32530         size.
32532 2010-05-05  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
32534         * Makefile.in (build/gengtype.o): Add $(HASHTAB_H) to dependencies.
32536         * gengtype.h (erro_at_line): Constify pos argument.
32538         * gengtype.c: Include hashtab.h.
32539         (enum gc_used): Document GC_MAYBE_POINTED_TO.
32540         (error_at_line): Constify pos argument.
32541         (do_typedef): Initialize p->opt field.
32542         (get_file_gtfilename): Fix comment typo.
32543         (struct walk_type_data): Constify line field.
32544         (get_output_file_for_structure): New function.
32545         (write_local_func_for_structure): Constify orig_s argument.
32546         Use get_output_file_for_structure.
32547         (write_func_for_structure): Use get_output_file_for_structure.
32548         (INDENT): New define.
32549         (dump_pair, dump_type, dump_type_list, dump_typekind)
32550         (dump_gc_used, dump_options, dump_fileloc, dump_type_u_s)
32551         (dump_type_u_a, dump_type_u_param_struct, dump_everything): New
32552         functions.
32553         (seen_types): New variable.
32554         (main): New variable do_dump.  Process "-d" command line option.
32555         Call dump_everything if dump requested.
32557 2010-05-05  Jakub Jelinek  <jakub@redhat.com>
32559         * var-tracking.c (var_debug_decl): Save DECL_DEBUG_EXPR value
32560         in a temporary instead of invoking the macro multiple times.
32561         (track_expr_p): Likewise.
32563 2010-05-04  Neil Vachharajani  <nvachhar@google.com>
32565         * doc/invoke.texi (-Wcoverage-mismatch): Updated documentation as
32566         per new semantics.
32567         * opts.c (decode_options): Enable -Werror=coverage-mismatch.
32568         * coverage.c (get_coverage_counts): Always emit a warning.  Adjust
32569         conditions for printing notes.
32570         * common.opt (-Wcoverage-mismatch): Allow negative, default to
32571         true, update documentation.
32572         * Makefile.in (coverage.o): Add dependence on DIAGNOSTIC_H and intl.h.
32574 2010-05-04  Jakub Jelinek  <jakub@redhat.com>
32576         PR c/43981
32577         * c-parser.c (c_parser_direct_declarator_inner): Call mark_exp_read
32578         on dimen.
32580 2010-05-04  H.J. Lu  <hongjiu.lu@intel.com>
32582         PR target/43799
32583         * config/i386/i386.md (sse_prologue_save): Clobber CC register.
32584         (*sse_prologue_save_insn1): Likewise.
32585         (SSE prologue save splitter): Likewise.
32587 2010-05-04  Eric Botcazou  <ebotcazou@adacore.com>
32589         * tree.c (free_lang_data_in_one_sizepos): New inline function.
32590         (free_lang_data_in_type): Call it on TYPE_{MIN|MAX}_VALUE of numerical
32591         types.  Call it on TYPE_SIZE and TYPE_SIZE_UNIT of all types.
32592         (free_lang_data_in_decl): Call it on DECL_SIZE and DECL_SIZE_UNIT of
32593         all decls.  Call it on DECL_FIELD_OFFSET of fields.
32594         (find_decls_types_r): Follow DECL_VALUE_EXPR.
32595         (iterative_hash_expr) <PLACEHOLDER_EXPR>: New case.
32597 2010-05-04  Martin Jambor  <mjambor@suse.cz>
32599         * tree-sra.c (build_access_from_expr_1): The first parameter type
32600         changed to simple tree.
32601         (build_access_from_expr): Likewise, gsi parameter was eliminated.
32602         (scan_assign_result): Renamed to assignment_mod_result, enum elements
32603         renamed as well.
32604         (build_accesses_from_assign): Removed all parameters except for a
32605         simple gimple statement.  Now returns a simple bool.
32606         (scan_function): All non-analysis parts moved to separate functions
32607         sra_modify_function_body and ipa_sra_modify_function_body.  Removed all
32608         parameters and updated both callers.
32609         (sra_modify_expr): Removed parameter data.
32610         (sra_modify_function_body): New function.
32611         (perform_intra_sra): Call sra_modify_function_body to modify the
32612         function body.
32613         (replace_removed_params_ssa_names): Parameter data changed into
32614         adjustments vector.
32615         (sra_ipa_modify_expr): Likewise.  Also removed unused parameter gsi and
32616         changed the parameter dont_convert to convert with the opposite
32617         meaning.
32618         (sra_ipa_modify_assign): Parameter data changed into adjustments
32619         vector, return value changed to bool.
32620         (ipa_sra_modify_function_body): New function.
32621         (sra_ipa_reset_debug_stmts): Updated a comment.
32622         (modify_function): Use ipa_sra_modify_function_body to modify function
32623         body.
32625 2010-05-04  H.J. Lu  <hongjiu.lu@intel.com>
32627         PR middle-end/43671
32628         * alias.c (true_dependence): Handle the same VALUE in x and mem.
32629         (canon_true_dependence): Likewise.
32630         (write_dependence_p): Likewise.
32632 2010-05-04  Jan Hubicka  <jh@suse.cz>
32634         * Makefile.in (cgraphbuild.o): Add dependency on ipa-utils.h
32635         * cgraphbuild.c: Include ipa-utils.h
32636         (record_reference_ctx): New struct.
32637         (record_reference): Simplify to work on initializers; not statements.
32638         (mark_address, mark_load, mark_store): New.
32639         (build_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
32640         walk PHI nodes too.
32641         (record_references_in_initializer): Update use of record_reference.
32642         (rebuild_cgraph_edges): Simplify using walk_stmt_load_store_addr_ops;
32643         walk PHI nodes too.
32645 2010-05-04  Jan Hubicka  <jh@suse.cz>
32647         * lto-symtab.c (lto_cgraph_replace_node): Do not remove edges;
32648         node will be removed anyway.
32649         (lto_varpool_replace_node): Allow also unanalyzed nodes;
32650         relink aliases of node into prevailing node.
32651         * varpool.c (varpool_remove_node): Remove aliases properly;
32652         when removing node, remove all its aliases too; remove DECL_INITIAL
32653         of removed node; ggc_free the varpool node.
32655 2010-05-04  Richard Guenther  <rguenther@suse.de>
32657         PR tree-optimization/43879
32658         * tree-ssa-structalias.c (alias_get_name): Use
32659         DECL_ASSEMBLER_NAME if available.
32660         (create_function_info_for): Return the varinfo node.
32661         (ipa_pta_execute): Associate same-body aliases and extra names
32662         with their origin nodes varinfo.  Dump DECL_ASSEMBLER_NAME.
32664 2010-05-04  Kaz Kojima  <kkojima@gcc.gnu.org>
32666         * config/sh/sh.c (sh_small_register_classes_for_mode_p): Remove static.
32668 2010-05-04  Mikael Pettersson  <mikpe@it.uu.se>
32670         PR bootstrap/43964
32671         * ira-color.c (assign_hard_reg): Declare rclass and add_cost
32672         only if HONOR_REG_ALLOC_ORDER is not defined.
32674 2010-05-04  Richard Guenther  <rguenther@suse.de>
32676         PR tree-optimization/43949
32677         * tree-vrp.c (extract_range_from_binary_expr): Only handle
32678         TRUNC_MOD_EXPR.
32680 2010-04-26  Jason Merrill  <jason@redhat.com>
32682         * c.opt (-fstrict-enums): New.
32683         * doc/invoke.texi (C++ Dialect Options): Document -fstrict-enums.
32685 2010-05-03  David Ung  <davidu@mips.com>
32686             James E. Wilson  <wilson@codesourcery.com>
32688         * config/mips/mips.c (mips_output_division): If GENERATE_DIVIDE_TRAPS,
32689         emit the trap instruction before the divide for TUNE_74K.
32691 2010-05-03  Steven Bosscher  <steven@gcc.gnu.org>
32693         * doc/tm.texi (defmac SMALL_REGISTER_CLASSES): Remove.
32694         (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Add documentation,
32695         based on the above, for new target hook.
32697         * hooks.c (hook_bool_mode_true): New generic hook.
32698         * hooks.h (hook_bool_mode_true): Add prototype.
32700         * target.h (struct gcc_target): Add small_register_classes_for_mode_p
32701         target hook.
32702         * target-def.h (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): New default
32703         target hook, set to hook_bool_mode_false.
32704         * regs.h: Remove default definition of SMALL_REGISTER_CLASSES.
32705         * reload.c (push_secondary_reload): Replace SMALL_REGISTER_CLASSES
32706         with targetm.small_register_classes_for_mode_p.
32707         (find_reusable_reload): Likewise.
32708         (combine_reloads): Likewise.
32709         * reload1.c (reload_as_needed): Likewise.
32710         * cse.c (approx_reg_cost_1, hash_rtx_cb): Likewise.
32711         * ifcvt.c (noce_process_if_block, check_cond_move_block,
32712         dead_or_predicable): Likewise.
32713         * regmove.c (optimize_reg_copy_1): Likewise.
32714         * calls.c (prepare_call_address): Likewise.
32715         (precompute_register_parameters): Likewise.
32717         * config/sh/sh.h: Replace SMALL_REGISTER_CLASSES with new target
32718         hook definition.
32719         * config/sh/sh.c (sh_small_register_classes_for_mode_p): Add
32720         implementation of the hook that considers all register classes
32721         small except for SH64.
32722         (sh_override_options): Use the new hook.
32723         * config/sh/sh-protos.h (sh_small_register_classes_for_mode_p):
32724         Add prototype.
32726         * config/arm/arm.h: Replace SMALL_REGISTER_CLASSES with new target
32727         hook definition.
32728         * config/arm/arm.c (arm_small_register_classes_for_mode_p): Add
32729         implementation of the hook that considers all register classes
32730         small for THUMB1.
32731         * config/arm/arm-protos.h (arm_small_register_classes_for_mode_p):
32732         Add prototype.
32734         * config/mips/mips.h: Replace SMALL_REGISTER_CLASSES with new target
32735         hook definition.
32736         * config/mips/mips.c (mips_small_register_classes_for_mode_p): Add
32737         implementation of the hook that considers all register classes
32738         small for MIPS16.
32739         * config/mips/mips-protos.h (mips_small_register_classes_for_mode_p):
32740         Add prototype.
32742         * config/i386/i386.h: Replace SMALL_REGISTER_CLASSES with new target
32743         hook definition.
32744         * config/m32c/m32c.h: Likewise.
32745         * config/pdp11/pdp11.h: Likewise.
32746         * config/avr/avr.h: Likewise.
32747         * config/xtensa/xtensa.h: Likewise.
32748         * config/m68hc11/m68hc11.h: Likewise.
32749         * config/mn10300/mn10300.h: Likewise.
32750         * config/mcore/mcore.h: Likewise.
32751         * config/h8300/h8300.h: Likewise.
32752         * config/bfin/bfin.h: Likewise.
32754         * config/iq2000/iq2000.h: Remove SMALL_REGISTER_CLASSES definition.
32755         * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES definition.
32757 2010-05-03  Anatoly Sokolov  <aesok@post.ru>
32759         * double-int.h (tree_to_double_int): Remove macro.
32760         (double_int_to_tree, double_int_fits_to_tree_p): Move prototypes ...
32761         * tree.h (double_int_to_tree, double_int_fits_to_tree_p): ... here.
32762         (tree_to_double_int): New function.
32763         * double-int.c (double_int_to_tree, double_int_fits_to_tree_p):
32764         Move ...
32765         * tree.c (double_int_to_tree, double_int_fits_to_tree_p): ... here.
32767 2010-05-03  Richard Guenther  <rguenther@suse.de>
32769         PR tree-optimization/43971
32770         * tree-ssa-structalias.c (get_constraint_for_1): Fix
32771         constraints in the !flag_delete_null_pointer_checks case.
32773 2010-05-03  Jakub Jelinek  <jakub@redhat.com>
32775         PR debug/43972
32776         * config/i386/i386.c (ix86_delegitimize_address): Make sure the
32777         result mode matches original rtl mode.
32779 2010-05-03  Dave Korn  <dave.korn.cygwin@gmail.com>
32781         PR target/43888
32782         * config/i386/winnt.c (i386_pe_binds_local_p): Handle weak decls.
32784 2010-05-02  Uros Bizjak  <ubizjak@gmail.com>
32786         * config/i386/i386.c (ix86_target_string): Output 'flags', not 'isa',
32787         when processing flag options.
32789 2010-05-02  Uros Bizjak  <ubizjak@gmail.com>
32791         * gcov-iov.c (main): Change format string placeholder
32792         from %#08x to 0x%08x.
32793         * genchecksum.c (dosum): Change format string placeholder
32794         from %#02x to 0x%02x.
32796 2010-05-02  Richard Guenther  <rguenther@suse.de>
32798         PR tree-optimization/43879
32799         * tree-tailcall.c (find_tail_calls): Clobbers also prevent tail calls.
32801 2010-05-02  Bruno Haible  <bruno@clisp.org>
32803         * doc/extend.texi (Function Attributes): Fix a typo.
32805 2010-05-02  Uros Bizjak  <ubizjak@gmail.com>
32807         Revert:
32808         * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Change format string
32809         placeholder from 0x%x to %#x.
32810         (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
32811         * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
32812         * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
32813         * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
32814         * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
32815         * config/i386/i386.c (ix86_target_string): Ditto.
32816         * config/i386/i386.c (output_pic_addr_const): Ditto.
32817         (print_operand): Ditto.
32819 2010-05-02  Uros Bizjak  <ubizjak@gmail.com>
32821         * vmsdbgout.c (ASM_OUTPUT_DEBUG_DATA1): Change format string
32822         placeholder from 0x%x to %#x.
32823         (ASM_OUTPUT_DEBUG_DATA1): Ditto.
32824         (ASM_OUTPUT_DEBUG_DATA4): Ditto.
32825         (ASM_OUTPUT_DEBUG_DATA): Ditto.
32826         (ASM_OUTPUT_DEBUG_ADDR_DATA): Ditto.
32827         (ASM_OUTPUT_DEBUG_DATA8): Ditto.
32828         * optc-gen.awk: Ditto.
32829         * hwint.h (HOST_WIDE_INT_PRINT_DOUBLE_HEX): Ditto.
32830         (HOST_WIDE_INT_PRINT_HEX): Ditto.
32831         (HOST_WIDEST_INT_PRINT_HEX): Ditto.
32832         (HOST_WIDEST_INT_PRINT_DOUBLE_HEX): Ditto.
32834 2010-05-01  Anatoly Sokolov  <aesok@post.ru>
32836         * target.h (struct calls): Add function_value_regno_p field.
32837         * target-def.h (TARGET_FUNCTION_VALUE_REGNO_P): Define.
32838         (TARGET_INITIALIZER): Use TARGET_FUNCTION_VALUE_REGNO_P.
32839         * targhooks.c (default_function_value_regno_p): New function.
32840         * targhooks.h (default_function_value_regno_p): Declare function.
32841         * rtlanal.c (keep_with_call_p): Use function_value_regno_p hook.
32842         * builtins.c. (apply_result_size): (Ditto.).
32843         * combine.c. (likely_spilled_retval_p): (Ditto.).
32844         * mode-switching.c. Include 'target.h'.
32845         (create_pre_exit): Use function_value_regno_p hook.
32846         * Makefile.in (mode-switching.o): Add dependency on TARGET_H.
32847         * doc/tm.texi (FUNCTION_VALUE_REGNO_P,
32848         TARGET_FUNCTION_VALUE_REGNO_P): Revise documentation.
32850         * config/i386/i386.h (TARGET_FUNCTION_VALUE_REGNO_P): Remove macro.
32851         * config/i386/i386.c (TARGET_FUNCTION_VALUE_REGNO_P): Define macro.
32852         (ix86_function_value_regno_p): Declare as static, change argument
32853         type to const unsigned int.
32854         * config/i386/i386-protos.h (ix86_function_value_regno_p): Remove.
32856 2010-05-01  Richard Guenther  <rguenther@suse.de>
32858         PR tree-optimization/43949
32859         * tree-vrp.c (ssa_name_nonnegative_p): Return true for unsigned
32860         types.
32861         (extract_range_from_binary_expr): Handle *_MOD_EXPR.
32863 2010-05-01  Anatoly Sokolov  <aesok@post.ru>
32865         * rtl.h (CONST_DOUBLE_P): Define.
32866         (rtx_to_double_int): Declare.
32867         * emit-rtl.c (rtx_to_double_int): New function.
32868         * dwarf2out.c (insert_double): New function.
32869         (loc_descriptor, add_const_value_attribute): Clean up, use
32870         rtx_to_double_int and insert_double functions.
32872 2010-05-01  Jonathan Wakely  <jwakely.gcc@gmail.com>
32874         * doc/extend.texi (Inline): Add missing return keyword to examples.
32875         (Function Attributes, Variable Attributes, Pragmas): Hyphenate
32876         "command-line".
32878 2010-04-30  Eric Botcazou  <ebotcazou@adacore.com>
32880         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check the alignment of
32881         the variable part of the offset as well.  Use highest_pow2_factor for
32882         all alignment checks.
32884 2010-04-30  Richard Guenther  <rguenther@suse.de>
32886         PR tree-optimization/43879
32887         * tree-ssa-structalias.c (type_could_have_pointers): Functions
32888         can have pointers.
32890 2010-04-30  Jan Hubicka  <jh@suse.cz>
32892         * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Chose var with
32893         varpool.
32894         (lto_symtab_merge_decls_1): Remove logic looking for an initializer.
32896 2010-04-30  Jan Hubicka  <jh@suse.cz>
32898         * cgraph.h (cgraph_node_set_nonempty_p, varpool_node_set_nonempty_p):
32899         New.
32900         * lto-cgraph.c (input_cgraph): Remove call to lto_mark_file_for_ltrans.
32901         * lto-streamer.h (lto_file_decl_data): Remove needs_ltrans_p.
32902         (lto_file_needs_ltrans_p, lto_mark_file_for_ltrans,
32903         cgraph_node_set_needs_ltrans_p): Remove.
32905 2010-04-30  Steven Bosscher  <steven@gcc.gnu.org>
32907         * sdbout.c: Include vec.h, do not include varray.h.
32908         (deferred_global_decls, sdbout_global_decl,
32909         sdbout_finish, sdbout_init): Use VEC instead of VARRAY.
32910         * toplev.c: Do not include varray.h.
32911         (dump_memory_report): Do not dump VARRAY statistics.
32912         * gengtype.c (open_base_file): Ignore varray.h.
32913         * Makefile.in: Update for abovementioned changes.
32914         Remove all traces of varray.c and varray.h.
32915         * varray.c: Remove file.
32916         * varray.h: Remove file.
32918 2010-04-30  Jan Hubicka  <jh@suse.cz>
32920         * lto-cgraph.c (lto_output_varpool_node): Always output constant pool
32921         references.
32923 2010-04-30  Jan Hubicka  <jh@suse.cz>
32925         * tree-profile.c (tree_init_ic_make_global_vars): Mark new decls as
32926         needed.
32928 2010-04-30  Richard Guenther  <rguenther@suse.de>
32930         * tree-ssa-structalias.c (get_constraint_for_1): Generate
32931         constraints for CONSTRUCTOR.
32933 2010-04-30  Richard Guenther  <rguenther@suse.de>
32935         PR lto/43946
32936         * passes.c (init_optimization_passes): Move pass_ipa_free_lang_data
32937         first after all lowering passes.
32939 2010-04-30  Steven Bosscher  <steven@gcc.gnu.org>
32941         * toplev.c: Include varray.h for statistics dumping.
32942         * tree.h: Do not declare varray_head_tag.
32943         * tree-into-ssa.c, tree-ssa-uninit.c, tree-phinodes.c, omega.c,
32944         regs.h, lto-cgraph.c, tree-ssa-loop-ivopts.c, tree-nomudflap.c,
32945         c-objc-common.c, lto-streamer-out.c, tree-ssa-propagate.c,
32946         gimple-low.c, c-semantics.c, dwarf2out.c, lto-streamer-in.c,
32947         lto-section-in.c, alias.c, tree-if-conv.c, gimplify.c, ggc-zone.c,
32948         tree-ssa.c, tree-ssa-loop-prefetch.c, integrate.h, c-gimplify.c,
32949         c-common.c, c-common.h, reg-stack.c, basic-block.h,
32950         tree-ssa-structalias.c, lto-section-out.c, tree-ssanames.c: Do not
32951         include varray.h.
32952         * Makefile.in: Update for abovementioned changes.
32954 2010-04-30  Jakub Jelinek  <jakub@redhat.com>
32956         PR debug/43942
32957         * tree.c (auto_var_in_fn_p): Return false for DECL_EXTERNAL vars.
32959 2010-04-30  Hariharan Sandanagobalane  <hariharan@picochip.com>
32961         * config/picochip/picochip.c (picochip_legitimize_address): Define.
32962         Use this function to do machine-specific conversion.
32963         (picochip_legitimize_reload_address): Likewise.
32964         (picochip_legitimate_address_p): Check valid base register only if
32965         strict.
32966         (picochip_check_conditional_copy): Check for modw only if opnd is
32967         register.
32968         * config/picochip/picochip.h (LEGITIMIZE_RELOAD_ADDRESS): Use this
32969         to call the function in c.
32970         * config/picochip/picochip-protos.h
32971         (picochip_legitimize_reload_address): Define.
32972         * config/picochip/picochip.md (supported_compare1): Define.
32974 2010-04-30  Jan Hubicka  <jh@suse.cz>
32976         * cgraph.h (cgraph_local_info): Remove for_functions_valid.
32977         (cgraph_global_info): Remove inlined.
32978         (LTO_cgraph_tag_names): Remove.
32979         (LTO_cgraph_tags, LCC_NOT_FOUND): Move to ...
32980         * lto-cgraph.c (LTO_cgraph_tags, LCC_NOT_FOUND): ... here;
32981         simplify cgraph tags and document.
32982         (lto_output_node): Use only LTO_cgraph_unavail_node and
32983         LTO_cgraph_analyzed_node; Do not save analzed, reachable,
32984         for_functions_valid, global info, process and output flags.
32985         (input_overwrite_node): Initialize estimated stack size and
32986         estimated growth.  Do not read flags we no longer store.
32987         (input_node): Likewise do not read info no longer stored.
32988         * ipa-inline.c (cgraph_mark_inline_edge): Do not set global.inlined
32989         flag.
32991 2010-04-30  Richard Guenther  <rguenther@suse.de>
32993         PR tree-optimization/43879
32994         * tree-ssa-structalias.c (get_constraint_for_1): Properly
32995         handle non-zero initializers.
32997 2010-04-30  Richard Guenther  <rguenther@suse.de>
32999         * builtins.c (fold_builtin_1): Delete free (0).
33001 2010-04-29  Jan Hubicka  <jh@suse.cz>
33003         * gengtype.c (open_base_files): Add lto-streamer.h
33004         * cgraph.h (cgraph_local_info): lto_file_data is now in GGC.
33005         (pass_ipa_cp): GGC collect.
33006         * toplev. (compile_file): Do not output symbols.
33007         * ipa-inline.c (pass_ipa_inline): Add ggc collect.
33008         * timevar.def (TV_VARPOOL, TV_IPA_LTO_DECL_INIT_IO,
33009         TV_IPA_LTO_DECL_MERGE, TV_IPA_LTO_CGRAPH_MERGE, TV_VAROUT): New.
33010         * lto-section-in.c: Include ggc.h
33011         (lto_new_in_decl_state): Alloc in GGC.
33012         (lto_delete_in_decl_state): Likewise.
33013         * ipa.c (pass_ipa_function_visibility, pass_ipa_whole_program):
33014         Collect.
33016 2010-04-29  Bernd Schmidt  <bernds@codesourcery.com>
33018         PR target/42895
33019         * doc/tm.texi (ADJUST_REG_ALLOC_ORDER): Renamed from
33020         ORDER_REGS_FOR_LOCAL_ALLOC.  All instances of this macro changed.
33021         (HONOR_REG_ALLOC_ORDER): Describe new macro.
33022         * ira.c (setup_alloc_regs): Use ADJUST_REG_ALLOC_ORDER if defined.
33023         * ira-color.c (assign_hard_reg): Take prologue/epilogue costs into
33024         account only if HONOR_REG_ALLOC_ORDER is not defined.
33025         * config/arm/arm.h (HONOR_REG_ALLOC_ORDER): Define.
33026         * system.h (ORDER_REGS_FOR_LOCAL_ALLOC): Poison.
33028 2010-04-29  Jon Grant  <04@jguk.org>
33030         * collect2.c (vflag): Change type from int to bool.
33031         (debug): Likewise.
33032         (helpflag): New global bool.
33033         (main): Set vflag and debug with boolean, not integer truth values.
33034         Accept new "--help" option and output usage text if found.
33035         * collect2.h (vflag): Update prototype.
33036         (debug): Likewise.
33038 2010-04-29  H.J. Lu  <hongjiu.lu@intel.com>
33040         PR bootstrap/43936
33041         * plugin.h (flag_plugin_added): Moved out of invoke_plugin_callbacks.
33043 2010-04-29  Richard Guenther  <rguenther@suse.de>
33045         PR bootstrap/43935
33046         * plugin.h (invoke_plugin_callbacks): Annotate arguments
33047         with ATTRIBUTE_UNUSED.
33049 2010-04-29  H.J. Lu  <hongjiu.lu@intel.com>
33051         PR target/43921
33052         * config/i386/i386.c (get_some_local_dynamic_name): Replace
33053         INSN_P with NONDEBUG_INSN_P.
33054         (distance_non_agu_define): Likewise.
33055         (distance_agu_use): Likewise.
33057 2010-04-29  Bernd Schmidt  <bernds@codesourcery.com>
33059         From Dominique d'Humieres  <dominiq@lps.ens.fr>
33060         PR bootstrap/43858
33061         * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs to compute
33062         test_set.
33064 2010-04-29  Brian Hackett  <bhackett1024@gmail.com>
33066         * plugin.h (invoke_plugin_callbacks): New inline function.
33067         * plugin.c (flag_plugin_added): New global flag.
33068         (add_new_plugin): Initialize above flag.
33069         (invoke_plugin_callbacks): Rename to ...
33070         (invoke_plugin_callbacks_full): ... this.
33072 2010-04-28  Jan Hubicka  <jh@suse.cz>
33074         * lto-symtab.c (lto_symtab_entry_def) Add vnode.
33075         (lto_varpool_replace_node): New.
33076         (lto_symtab_resolve_symbols): Resolve varpool nodes.
33077         (lto_symtab_merge_decls_1): Prefer decls with varpool node.
33078         (lto_symtab_merge_cgraph_nodes_1): Merge varpools.
33079         * cgraph.h (varpool_node_ptr): New type.
33080         (varpool_node_ptr): New vector.
33081         (varpool_node_set_def): New structure.
33082         (varpool_node_set): New type.
33083         (varpool_node_set): New vector.
33084         (varpool_node_set_element_def): New structure.
33085         (varpool_node_set_element, const_varpool_node_set_element): New types.
33086         (varpool_node_set_iterator): New type.
33087         (varpool_node): Add prev pointers, add used_from_other_partition,
33088         in_other_partition.
33089         (varpool_node_set_new, varpool_node_set_find, varpool_node_set_add,
33090         varpool_node_set_remove, dump_varpool_node_set, debug_varpool_node_set,
33091         varpool_get_node, varpool_remove_node): Declare.
33092         (vsi_end_p, vsi_next, vsi_node, vsi_start, varpool_node_in_set_p,
33093         varpool_node_set_size): New inlines.
33094         * cgraph.c (dump_cgraph_node): Dump asm names of aliases.
33095         * tree-pass.h (varpool_node_set_def): Forward declare.
33096         (ipa_opt_pass_d): Summary writting takes vnode sets too.
33097         (ipa_write_optimization_summaries): Update prototype.
33098         * ipa-cp.c (ipcp_write_summary): Update.
33099         * ipa-reference.c (ipa_reference_write_summary): Update.
33100         * lto-cgraph.c (lto_output_varpool_node): New static function.
33101         (output_varpool): New function.
33102         (input_varpool_node): New static function.
33103         (input_varpool_1): New function.
33104         (input_cgraph): Input varpool.
33105         * ipa-pure-const.c (pure_const_write_summary): Update.
33106         * lto-streamer-out.c (lto_output): Update, output varpool too.
33107         (write_global_stream): Kill WPA hack.
33108         (produce_asm_for_decls): Update.
33109         (output_alias_pair_p): Handle variables.
33110         (output_unreferenced_globals): Output only needed partition of varpool.
33111         * ipa-inline.c (inline_write_summary): Update.
33112         * lto-streamer-in.c (lto_input_tree_ref, lto_input_tree): Do not build
33113         cgraph.
33114         * lto-section-in.c (lto_section_name): Add varpool and jump funcs.
33115         * ipa.c (hash_varpool_node_set_element, eq_varpool_node_set_element,
33116         varpool_node_set_new, varpool_node_set_add,
33117         varpool_node_set_remove, varpool_node_set_find, dump_varpool_node_set,
33118         debug_varpool_node_set): New functions.
33119         * passes.c (rest_of_decl_compilation): when in LTO do not finalize.
33120         (execute_one_pass): Process new decls too.
33121         (ipa_write_summaries_2): Pass around vsets.
33122         (ipa_write_summaries_1): Likewise.
33123         (ipa_write_summaries): Build vset; be more selective about cgraph nodes
33124         to add.
33125         (ipa_write_optimization_summaries_1): Pass around vsets.
33126         (ipa_write_optimization_summaries): Likewise.
33127         * varpool.c (varpool_get_node): New.
33128         (varpool_node): Update doubly linked lists.
33129         (varpool_remove_node): New.
33130         (dump_varpool_node): More dumping.
33131         (varpool_enqueue_needed_node): Update doubly linked lists.
33132         (decide_is_variable_needed): Kill ltrans hack.
33133         (varpool_finalize_decl): Kill lto hack.
33134         (varpool_assemble_decl): Skip decls in other partitions.
33135         (varpool_assemble_pending_decls): Update doubly linkes lists.
33136         (varpool_empty_needed_queue): Likewise.
33137         (varpool_extra_name_alias): Likewise.
33138         * lto-streamer.c (lto_get_section_name): Add vars section.
33139         * lto-streamer.h (lto_section_type): Update.
33140         (output_varpool, input_varpool): Declare.
33142 2010-04-28  Mike Stump  <mikestump@comcast.net>
33144         * config/i386/darwin.h (CC1_SPEC): Ignore -mdynamic-no-pic for now.
33146 2010-04-28  Eric Botcazou  <ebotcazou@adacore.com>
33148         * lto-streamer-in.c (unpack_ts_type_value_fields): Replace test for
33149         record or union type with RECORD_OR_UNION_TYPE_P predicate.
33150         (lto_input_ts_type_tree_pointers): Likewise.
33151         * lto-streamer-out.c (pack_ts_type_value_fields): Likewise.
33152         (lto_output_ts_type_tree_pointers): Likewise.
33154 2010-04-28  Eric Botcazou  <ebotcazou@adacore.com>
33156         Uniquization of constants at the Tree level
33157         * tree.h (DECL_IN_CONSTANT_POOL): New macro.
33158         (tree_decl_with_vis): Add in_constant_pool bit, move shadowed_for_var_p
33159         bit to the end.
33160         (tree_output_constant_def): Declare.
33161         * gimplify.c (gimplify_init_constructor): When using block copy, first
33162         uniquize the constant constructor on the RHS.
33163         * lto-streamer-in.c (unpack_ts_decl_with_vis_value_fields): Deal with
33164         DECL_IN_CONSTANT_POOL flag.
33165         * lto-streamer-out.c (pack_ts_decl_with_vis_value_fields): Likewise.
33166         * varasm.c (make_decl_rtl): Deal with variables belonging to the global
33167         constant pool.
33168         (assemble_variable): Deal with symbols belonging to the tree constant
33169         pool.
33170         (get_constant_section): Add ALIGN parameter and simplify.
33171         (build_constant_desc): Build a VAR_DECL and attach it to the symbol.
33172         (assemble_constant_contents): Use the expression of the VAR_DECL.
33173         (output_constant_def_contents): Use the alignment of the VAR_DECL.
33174         (tree_output_constant_def): New global function.
33175         (mark_constant): Use the expression of the VAR_DECL.
33176         (place_block_symbol): Use the alignment of the VAR_DECL and the size of
33177         its expression.
33178         (output_object_block): Likewise and assemble the expression.
33180 2010-04-28  Eric Botcazou  <ebotcazou@adacore.com>
33182         * lto-streamer.c [LTO_STREAMER_DEBUG] (tree_htab, tree_hash_entry,
33183         hash_tree, eq_tree): New tree hash table.
33184         (lto_streamer_init) [LTO_STREAMER_DEBUG]: Initialize it.
33185         [LTO_STREAMER_DEBUG] (lto_orig_address_map, lto_orig_address_get,
33186         lto_orig_address_remove): Reimplement.
33188 2010-04-28  Xinliang David Li  <davidxl@google.com>
33190         PR c/42643
33191         * tree-ssa-uninit.c (can_skip_redundant_opnd): New function.
33192         (compute_uninit_opnds_pos): New function.
33193         (is_non_loop_exit_postdominating): New function.
33194         (compute_control_dep_chain): New function.
33195         (find_pdom): New function.
33196         (convert_control_dep_chain_into_preds): New function.
33197         (find_predicates): New function.
33198         (find_control_equiv_block): New function.
33199         (collect_phi_def_edges): New function.
33200         (find_def_preds): New function.
33201         (find_dom): New function.
33202         (dump_predicates): New function.
33203         (get_cmp_code): New function.
33204         (is_value_included_in): New function.
33205         (find_matching_predicate_in_rest_chains): New function.
33206         (use_pred_not_overlap_with_undef_path_pred): New function.
33207         (is_use_properly_guarded): New function.
33208         (normalize_cond_1): New function.
33209         (is_and_or_or): New function.
33210         (normalize_cond): New function.
33211         (is_gcond_subset_of): New function.
33212         (is_subset_of_any): New function.
33213         (is_or_set_subset_of): New function.
33214         (is_and_set_subset_of): New function.
33215         (is_norm_cond_subset_of): New function.
33216         (is_pred_expr_subset_of): New function.
33217         (is_pred_chain_subset_of): New function.
33218         (is_included_in): New function.
33219         (is_superset_of): New function.
33220         (find_uninit_use): New function.
33221         (warn_uninitialized_phi): New function.
33222         (compute_possibly_undefined_names): New function.
33223         (ssa_undefined_value_p): New function.
33224         (execute_late_warn_uninitialized): New function.
33225         * tree-ssa.c (ssa_undefined_value_p): Removed.
33226         (warn_uninit): Changed to extern.
33227         (warn_uninitialized_phi): Removed.
33228         (warn_uninitialized_vars): Changed to extern.
33229         (execute_late_warn_uninitialized): Removed
33230         * tree-flow.h: Add new prototypes.
33231         * timevar.def: Add new time variable.
33232         * Makefile.in: Add new build file.
33234 2010-04-28  Uros Bizjak  <ubizjak@gmail.com>
33236         * config/alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
33237         type if available.
33239 2010-04-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
33241         PR target/22224
33242         * config/alpha/osf5.h (ASM_OUTPUT_LOCAL): Redefine.
33244 2010-04-28  Martin Jambor  <mjambor@suse.cz>
33246         * cgraph.h (struct cgraph_node): New field indirect_calls.
33247         (struct cgraph_indirect_call_info): New type.
33248         (struct cgraph_edge): Removed field indirect_call. New fields
33249         indirect_info, indirect_inlining_edge and indirect_unknown_callee.
33250         (cgraph_create_indirect_edge): Declare.
33251         (cgraph_make_edge_direct): Likewise.
33252         (enum LTO_cgraph_tags): New item LTO_cgraph_indirect_edge.
33253         * ipa-prop.h (struct ipa_param_call_note): Removed.
33254         (struct ipa_node_params): Removed field param_calls.
33255         (ipa_create_all_structures_for_iinln): Declare.
33256         * cgraph.c: Described indirect edges and uids in initial comment.
33257         (cgraph_add_edge_to_call_site_hash): New function.
33258         (cgraph_edge): Search also among the indirect edges, use
33259         cgraph_add_edge_to_call_site_hash to add edges to the call site hash.
33260         (cgraph_set_call_stmt): Possibly turn an indirect edge into a direct
33261         one, use cgraph_add_edge_to_call_site_hash to add edges to the call
33262         site hash.
33263         (initialize_inline_failed): Assign a reason to indirect edges.
33264         (cgraph_create_edge_1): New function.
33265         (cgraph_create_edge): Moved some functionality to
33266         cgraph_create_edge_1.
33267         (cgraph_create_indirect_edge): New function.
33268         (cgraph_edge_remove_callee): Add an assert checking for
33269         non-indirectness.
33270         (cgraph_edge_remove_caller): Special-case indirect edges.
33271         (cgraph_remove_edge): Likewise.
33272         (cgraph_set_edge_callee): New function.
33273         (cgraph_redirect_edge_callee): Use cgraph_set_edge_callee.
33274         (cgraph_make_edge_direct): New function.
33275         (cgraph_update_edges_for_call_stmt_node): Do nothing only when also
33276         the declaration of the call statement matches.
33277         (cgraph_node_remove_callees): Special-case indirect edges.
33278         (cgraph_clone_edge): Likewise.
33279         (cgraph_clone_node): Clone also the indirect edges.
33280         (dump_cgraph_node): Dump indirect_inlining_edge flag instead of
33281         indirect_call, dump count of indirect_calls edges.
33282         * ipa-prop.c (iinlining_processed_edges): New variable.
33283         (ipa_note_param_call): Create indirect edges instead of
33284         creating notes.  New parameter node.
33285         (ipa_analyze_call_uses): New parameter node, pass it on to
33286         ipa_note_param_call.
33287         (ipa_analyze_stmt_uses): Likewise.
33288         (ipa_analyze_params_uses): Pass node to ipa_analyze_stmt_uses.
33289         (print_edge_addition_message): Work on edges rather than on notes.
33290         (update_call_notes_after_inlining): Likewise, renamed to
33291         update_indirect_edges_after_inlining.
33292         (ipa_create_all_structures_for_iinln): New function.
33293         (ipa_free_node_params_substructures): Do not free notes.
33294         (ipa_edge_duplication_hook): Propagate bits within
33295         iinlining_processed_edges bitmap.
33296         (ipa_node_duplication_hook): Do not duplicate notes.
33297         (free_all_ipa_structures_after_ipa_cp): Renamed to
33298         ipa_free_all_structures_after_ipa_cp.
33299         (free_all_ipa_structures_after_iinln): Renamed to
33300         ipa_free_all_structures_after_iinln.
33301         (ipa_write_param_call_note): Removed.
33302         (ipa_read_param_call_note): Removed.
33303         (ipa_write_indirect_edge_info): New function.
33304         (ipa_read_indirect_edge_info): Likewise.
33305         (ipa_write_node_info): Do not stream notes, do stream information
33306         in indirect edges.
33307         (ipa_read_node_info): Likewise.
33308         (lto_ipa_fixup_call_notes): Removed.
33309         * ipa-cp.c (pass_ipa_cp): Set stmt_fixup to NULL.
33310         * ipa-inline.c (pass_ipa_inline): Likewise.
33311         * cgraphunit.c (verify_cgraph_node): Check also indirect edges.
33312         * cif-code.def (INDIRECT_UNKNOWN_CALL): New reason.
33313         * tree-inline.c (copy_bb): Removed an unnecessary double check for
33314         is_gimple_call.
33315         * tree-inline.c (get_indirect_callee_fndecl): Do not consider indirect
33316         edges.
33317         * lto-cgraph.c (output_outgoing_cgraph_edges): New function.
33318         (output_cgraph): Stream also indirect edges.
33319         (lto_output_edge): Added capability to stream indirect edges.
33320         (input_edge): Likewise.
33321         (input_cgraph_1): Likewise.
33322         * lto-streamer-in.c (fixup_call_stmt_edges_1): Fixup also statements
33323         of indirect edges.
33325 2010-04-28  Richard Guenther  <rguenther@suse.de>
33327         PR tree-optimization/43879
33328         PR tree-optimization/43909
33329         * tree-ssa-structalias.c (struct variable_info): Add
33330         only_restrict_pointers flag.
33331         (new_var_info): Initialize it.  Increment stats.total_vars here.
33332         (create_function_info_for): Do not increment stats.total_vars here.
33333         (get_function_part_constraint): Fix build with C++.
33334         (insert_into_field_list): Remove.
33335         (push_fields_onto_fieldstack): Properly merge fields.
33336         (create_variable_info_for): Split and simplify.
33337         (create_variable_info_for_1): New piece.
33338         (intra_create_variable_infos): Properly make restrict constraints
33339         from parameters.
33341 2010-04-28  Richard Guenther  <rguenther@suse.de>
33343         PR c++/43880
33344         * tree-inline.c (copy_bind_expr): Also copy bind expr vars value-exprs.
33346 2010-04-27  Manuel López-Ibáñez  <manu@gcc.gnu.org>
33347             Jan Hubicka  <hubicka@ucw.cz>
33349         * doc/invoke.texi (-Wsuggest-attribute=const,
33350         -Wsuggest-attribute=pure): Document.
33351         * ipa-pure-const.c: Include toplev.h, intl.h and opts.h.
33352         (function_always_visible_to_compiler_p,
33353         suggest_attribute, warn_function_pure, warn_function_const):
33354         New functions.
33355         (check_call): Improve debug info.
33356         (analyze_function): Do not check availability.
33357         (add_new_function): Check availability.
33358         (propagate): Output warnings.
33359         (skip_function_for_local_pure_const): New function.
33360         (local_pure_const): Use it; output warnings.
33361         * common.opt (Wsuggest-attribute=const,
33362         Wsuggest-attribute=pure): New.
33364 2010-04-27  Jakub Jelinek  <jakub@redhat.com>
33366         * dwarf2out.c (def_cfa_1): After DW_CFA_def_cfa_expression
33367         force using DW_CFA_def_cfa instead of DW_CFA_def_cfa_register
33368         or DW_CFA_def_cfa_offset{,_sf}.
33370 2010-04-27  Eric Botcazou  <ebotcazou@adacore.com>
33372         * tree.h: Fix truncated long macros.
33374 2010-04-27  Kai Tietz  <kai.tietz@onevision.com>
33376         * collect2.c (TARGET_64BIT): Redefine to target's default.
33377         * tlink.c: Likewise.
33378         * config/i386/cygming.h (USER_LABEL_PREFIX): Define
33379         dependent to TARGET_64BIT and USE_MINGW64_LEADING_UNDERSCORES.
33380         * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): Use
33381         for underscoring __USER_LABEL_PREFIX__.
33382         * config/i386/mingw-w64.h (SUB_LINK_ENTRY): New macro.
33383         (SUB_LINK_ENTRY32): New.
33384         (SUB_LINK_ENTRY64): New.
33385         (LINK_SPEC): Replace entry point spec by SUB_LINK_ENTRY.
33386         * config/i386/mingw32 (SUB_LINK_ENTRY32): New.
33387         (SUB_LINK_ENTRY64): New.
33388         (SUB_LINK_ENTRY): New.
33389         (LINK_SPEC): Use SUB_LINK_ENTRY instead of hard-coded entry-point.
33390         (DWARF2_UNWIND_INFO): Error out for use of dw2 unwind when
33391         x64 target is choosen.
33392         * config.in (USE_MINGW64_LEADING_UNDERSCORES): New.
33393         * configure: Regenerated.
33394         * configure.ac (leading-mingw64-underscores): Option added.
33396 2010-04-27  Jan Hubicka  <jh@suse.cz>
33398         * doc/invoke.texi (-fipa-profile): Document.
33399         * opts.c (decode_options): Enable ipa-profile at -O1.
33400         * timevar.def (TV_IPA_PROFILE): Define.
33401         * common.opt (fipa-profile): Add.
33402         * cgraph.c (cgraph_clone_node): Set local flag and clear vtable method
33403         flag for clones.
33404         (cgraph_propagate_frequency): Handle only local ones.
33405         * tree-pass.h (pass_ipa_profile): Declare.
33406         * ipa-profile.c (gate_profile): Use flag_ipa_profile.
33407         (pass_ipa_profile): Use TV_IPA_PROFILE.
33408         * ipa.c (ipa_profile): New function.
33409         (gate_ipa_profile): Likewise.
33410         (pass_ipa_profile): New global variable.
33411         * passes.c (pass_ipa_profile): New.
33413 2010-04-27  Nathan Froyd  <froydnj@codesourcery.com>
33415         * config/arm/arm.c (arm_expand_builtin): Remove redundant declaration.
33417 2010-04-27  Martin Jambor  <mjambor@suse.cz>
33419         PR middle-end/43812
33420         * ipa.c (dissolve_same_comdat_group_list): New function.
33421         (function_and_variable_visibility): Call
33422         dissolve_same_comdat_group_list when comdat group contains external or
33423         newly local nodes.
33424         * cgraphunit.c (verify_cgraph_node): Verify that same_comdat_group
33425         lists are circular and that they contain only DECL_ONE_ONLY nodes.
33427 2010-04-27  Eric Botcazou  <ebotcazou@adacore.com>
33429         * varasm.c (decode_addr_const): Handle special case of INDIRECT_REF.
33430         (const_hash_1) <VECTOR_CST>: New case.
33431         (compare_constant) <VECTOR_CST>: Likewise.
33432         <ADDR_EXPR>: Deal with LABEL_REFs.
33433         (copy_constant) <VECTOR_CST>: New case.
33435 2010-04-27  Jan Hubicka  <jh@suse.cz>
33437         * cgraph.c (cgraph_propagate_frequency): New function.
33438         * cgraph.h (cgraph_propagate_frequency): Declare.
33439         * ipa-inline.c (cgraph_clone_inlined_nodes): Call
33440         cgraph_propagate_frequency.
33442 2010-04-27  Jakub Jelinek  <jakub@redhat.com>
33444         * unwind-dw2.c (_Unwind_DebugHook): Add used and noclone attributes.
33446 2010-04-27  Bernd Schmidt  <bernds@codesourcery.com>
33448         PR target/40657
33449         * config/arm/arm.c (thumb1_extra_regs_pushed): New function.
33450         (thumb1_expand_prologue, thumb1_output_function_prologue): Call it
33451         here to determine which regs to push and how much stack to reserve.
33453 2010-04-27  Jie Zhang  <jie@codesourcery.com>
33455         * doc/gimple.texi (gimple_statement_with_ops): Remove
33456         addresses_taken field.
33457         (gimple_statement_with_memory_ops): Likewise.
33459 2010-04-27  Jan Hubicka  <jh@suse.cz>
33461         * tree-inline.c (eni_inlining_weights): Remove.
33462         (estimate_num_insns): Special case more builtins.
33464 2010-04-27  Shujing Zhao  <pearly.zhao@oracle.com>
33466         PR c/32207
33467         * c-typeck.c (build_binary_op): Move forward check for comparison
33468         pointer with null pointer constant and adjust the diagnostic message.
33470 2010-04-27  Dave Korn  <dave.korn.cygwin@gmail.com>
33472         PR lto/42776
33473         * configure.ac (gcc_cv_as_section_has_align): Set if installed
33474         binutils supports extended .section directive needed by LTO, or
33475         warn if older binutils found.
33476         (LTO_BINARY_READER): New AC_SUBST'd variable.
33477         (LTO_USE_LIBELF): Likewise.
33478         * config.gcc (lto_binary_reader): New target-specific configure
33479         variable.
33480         * Makefile.in (LTO_BINARY_READER): Import AC_SUBST'd autoconf var.
33481         (LTO_USE_LIBELF): Likewise.
33482         * configure: Regenerate.
33484         * collect2.c (is_elf): Rename from this ...
33485         (is_elf_or_coff): ... to this, and recognize and allow i386 COFF
33486          object files in addition to ELF-formatted ones.
33487         (scan_prog_file): Caller updated.  Also allow for LTO info marker
33488         symbol to be prefixed or not by an extra underscore.
33490         * config/i386/t-cygming (winnt.o): Also depend on LTO_STREAMER_H.
33491         * config/i386/winnt.c: Also #include lto-streamer.h
33492         (i386_pe_asm_named_section): Specify 1-byte section alignment for
33493         LTO named sections.
33494         (i386_pe_asm_output_aligned_decl_common): Add comment.
33495         (i386_pe_maybe_record_exported_symbol): Allow decl arg to be NULL.
33497 2010-04-27  Hans-Peter Nilsson  <hp@bitrange.com>
33499         PR target/43889
33500         * config/mmix/mmix.md ("*divdi3_nonknuth", "*moddi3_nonknuth"):
33501         Add missing earlyclobber for second alternative.
33503 2010-04-26  Bernd Schmidt  <bernds@codesourcery.com>
33505         * df-problems.c (df_simulate_initialize_forwards): Set, don't clear,
33506         bits for artificial defs at the top of the block.
33507         * fwprop.c (single_def_use_enter_block): Don't call it.
33509 2010-04-26  Jack Howarth  <howarth@bromo.med.uc.edu>
33511         PR 43715
33512         * configure.ac: Use "$gcc_cv_nm -g" on darwin
33513         instead of "$gcc_cv_objdump -T".
33514         Use "-undefined dynamic_lookup" on darwin.
33515         * configure: Regenerate.
33517 2010-04-26  Jakub Jelinek  <jakub@redhat.com>
33519         PR c/43893
33520         * c-omp.c (c_finish_omp_for): Handle also EQ_EXPR.
33522 2010-04-26  Nathan Froyd  <froydnj@codesourcery.com>
33524         * c-parser.c (struct c_token): Move location field up.
33525         * c-tree.h (struct c_typespec): Move expr_const_operands field up.
33526         (struct c_declspecs): Convert typespec_word, storage_class, and
33527         default_int_p into bitfields.
33528         (struct c_declarator): Move loc field up.
33530 2010-04-26  Nathan Froyd  <froydnj@codesourcery.com>
33532         * cfgloop.h (struct loop): Move can_be_parallel field up.
33533         * ipa-prop.h (struct ip_node_params): Move bitfields up.
33534         * tree-ssa-loop-ivopts.c (struct version_info): Move inv_id field
33535         down.
33536         (struct iv_cand): Convert pos field into a bitfield.
33537         * tree-vectorizer.h (struct _loop_vec_info): Move loop_line_number
33538         field up.
33539         (struct _stmt_vec_info): Shuffle fields for better packing.
33541 2010-04-26  Eric Botcazou  <ebotcazou@adacore.com>
33543         * varasm.c (IN_NAMED_SECTION): Remove guard.
33544         * config/arm/unknown-elf.h (IN_NAMED_SECTION): Rename to...
33545         (IN_NAMED_SECTION_P): ...this.
33546         (ASM_OUTPUT_ALIGNED_BSS): Adjust for above renaming.
33547         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
33549 2010-04-26  Eric Botcazou  <ebotcazou@adacore.com>
33551         * gimplify.c (gimplify_cond_expr): Use THEN_ and ELSE_ local variables.
33552         Use VOID_TYPE_P for all void type tests.  Adjust TYPE variable instead
33553         of shadowing it.  Fix comments.
33555 2010-04-26  Jan Hubicka  <jh@suse.cz>
33557         * cgraph.c (cgraph_create_node): Set node frequency to normal.
33558         (cgraph_clone_node): Copy function frequency.
33559         * cgraph.h (node_frequency): New enum
33560         (struct cgraph_node): Add.
33561         * final.c (rest_of_clean_state): Update.
33562         * lto-cgraph.c (lto_output_node): Output node frequency.
33563         (input_overwrite_node): Input node frequency.
33564         * tre-ssa-loop-ivopts (computation_cost): Update.
33565         * lto-streamer-out.c (output_function): Do not output function
33566         frequency.
33567         * predict.c (maybe_hot_frequency_p): Update and handle functions
33568         executed once.
33569         (cgraph_maybe_hot_edge_p): Likewise; use cgraph frequency instead of
33570         attribute lookup.
33571         (probably_never_executed_bb_p, optimize_function_for_size_p): Update.
33572         (compute_function_frequency): Set noreturn functions to be executed
33573         once.
33574         (choose_function_section): Update.
33575         * lto-streamer-in.c (input_function): Do not input function frequency.
33576         * function.c (allocate_struct_function): Do not initialize function
33577         frequency.
33578         * function.h (function_frequency): Remove.
33579         (struct function): Remove function frequency.
33580         * ipa-profile.c (CGRAPH_NODE_FREQUENCY): Remove.
33581         (try_update): Update.
33582         * tree-inline.c (initialize_cfun): Do not update function frequency.
33583         * passes.c (pass_init_dump_file): Update.
33584         * i386.c (ix86_compute_frame_layout): Update.
33585         (ix86_pad_returns): Update.
33587 2010-04-26  Jie Zhang  <jie@codesourcery.com>
33589         PR tree-optimization/43833
33590         * tree-vrp.c (range_int_cst_p): New.
33591         (range_int_cst_singleton_p): New.
33592         (extract_range_from_binary_expr): Optimize BIT_AND_EXPR case
33593         when both operands are constants.  Use range_int_cst_p in
33594         BIT_IOR_EXPR case.
33596 2010-04-26  Jan Hubicka  <jh@suse.cz>
33598         * cgraphunit.c (cgraph_copy_node_for_versioning): Fix profile updating.
33600 2010-04-26  Richard Guenther  <rguenther@suse.de>
33602         PR lto/43080
33603         * gimple.c (gimple_decl_printable_name): Deal gracefully
33604         with a NULL DECL_NAME.
33606 2010-04-26  Richard Guenther  <rguenther@suse.de>
33608         PR lto/42425
33609         * tree.c (free_lang_data_in_type): Do not free TYPE_CONTEXT
33610         if emitting debug information and it is either a function
33611         or a namespace decl.
33613 2010-04-26  Ira Rosen  <irar@il.ibm.com>
33615         * tree-vectorizer.h (struct _stmt_vec_info): Add new field to
33616         determine if the statement is vectorizable, and a macro to access it.
33617         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
33618         Skip statements that can't be vectorized. If the analysis fails,
33619         mark the statement as unvectorizable if vectorizing basic block.
33620         (vect_compute_data_refs_alignment): Likewise.
33621         (vect_verify_datarefs_alignment): Skip statements marked as
33622         unvectorizable. Add print.
33623         (vect_analyze_group_access): Skip statements that can't be
33624         vectorized. If the analysis fails, mark the statement as
33625         unvectorizable if vectorizing basic block.
33626         (vect_analyze_data_ref_accesses, vect_analyze_data_refs): Likewise.
33627         * tree-vect-stmts.c (vectorizable_store): Fix the number of
33628         generated stmts for SLP.
33629         (new_stmt_vec_info): Initialize the new field.
33630         * tree-vect-slp.c (vect_build_slp_tree): Fail to vectorize
33631         statements marked as unvectorizable.
33633 2010-04-25  Joseph Myers  <joseph@codesourcery.com>
33635         * c-common.c (flag_isoc1x): New.
33636         (flag_isoc99): Update comment.
33637         * c-common.h (flag_isoc1x): New.
33638         (flag_isoc99): Update comment.
33639         * c-cppbuiltin.c (builtin_define_float_constants): Also define
33640         __<type>_DECIMAL_DIG__.
33641         * c-opts.c (set_std_c1x): New.
33642         (c_common_handle_option): Handle -std=c1x and -std=gnu1x.
33643         (set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
33644         * c.opt (-std=c1x, -std=gnu1x): New options.
33645         * doc/cpp.texi: Mention -std=c1x.
33646         * doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
33647         * doc/extend.texi: Mention -std=c1x and -std=gnu1x.
33648         * doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
33649         * doc/standards.texi: Mention C1X.
33650         * ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
33651         LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
33652         LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
33653         Define for C1X.
33655 2010-04-25  Uros Bizjak  <ubizjak@gmail.com>
33657         * config/i386/gmon-sol2.c (_mcleanup): Change format string
33658         placeholder from 0x%x to %#x.
33659         * config/i386/i386elf.h (ASM_OUTPUT_ASCII): Ditto.
33660         * config/i386/i386-interix.h (ASM_OUTPUT_ASCII): Ditto.
33661         * config/i386/att.h (ASM_OUTPUT_ASCII): Ditto.
33662         * config/i386/sysv4.h (ASM_OUTPUT_ASCII): Ditto.
33663         * config/i386/i386.c (ix86_target_string): Ditto.
33664         (output_pic_addr_const): Ditto.
33665         (print_operand): Ditto.
33667 2010-04-25  Paolo Bonzini  <bonzini@gnu.org>
33669         * combine.c (find_split_point): Add third argument.  Use it
33670         to find nested multiply-accumulate instructions.  Adjust calls.
33671         (try_combine): Adjust call to find_split_point.
33673 2010-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
33675         * doc/contrib.texi (Contributors): Add Dodji Seketeli.
33677 2010-04-24  Bernd Schmidt  <bernds@codesourcery.com>
33679         PR tree-optimization/41442
33680         * fold-const.c (merge_truthop_with_opposite_arm): New function.
33681         (fold_binary_loc): Call it.
33683 2010-04-23  Manuel López-Ibáñez  <manu@gcc.gnu.org>
33685         * toplev.c (general_init): Set default for fdiagnostics-show-option.
33686         * opts.c (common_handle_option): Allow disabling it.
33687         * common.opt (fdiagnostics-show-option): Add Var. Enabled by default.
33689 2010-04-23  Eric Botcazou  <ebotcazou@adacore.com>
33691         * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Only use conversion
33692         between modes if both types are integral.
33694 2010-04-23  Richard Guenther  <rguenther@suse.de>
33696         PR tree-optimization/43572
33697         * tree-tailcall.c (find_tail_calls): Allow PARM_DECL uses.
33699 2010-04-23  Richard Guenther  <rguenther@suse.de>
33701         PR lto/43455
33702         * tree-inline.c (tree_can_inline_p): Also check compatibility
33703         of return types.
33705 2010-04-23  Martin Jambor  <mjambor@suse.cz>
33707         PR tree-optimization/43846
33708         * tree-sra.c (struct access): New flag grp_assignment_read.
33709         (build_accesses_from_assign): Set grp_assignment_read.
33710         (sort_and_splice_var_accesses): Propagate grp_assignment_read.
33711         (enum mark_read_status): New type.
33712         (analyze_access_subtree): Propagate grp_assignment_read, create
33713         accesses also if both direct_read and root->grp_assignment_read.
33715 2010-04-23  Martin Jambor  <mjambor@suse.cz>
33717         PR middle-end/43835
33718         * tree-sra.c (ipa_sra_preliminary_function_checks): Check that the
33719         function does not have type attributes.
33721 2010-04-23  Richard Guenther  <rguenther@suse.de>
33723         PR lto/42653
33724         * tree.c (free_lang_data_in_decl): Do not reset DECL_CONTEXT
33725         of FUNCTION_DECLs.
33727 2010-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
33729         * sese.h (create_if_region_on_edge): Remove.
33731         * sese.c (create_if_region_on_edge): Make static.
33733         * tree-inline.c: Do not include ggc.h.
33735         * expr.c: Do not include ggc.h.
33737         * Makefile.in (tree-inline.o, expr.o): Remove $(GGC_H) from
33738         dependencies.
33740 2010-04-22  Kaz Kojima  <kkojima@gcc.gnu.org>
33742         PR target/43744
33743         * config/sh/sh.c (find_barrier): Don't emit a constant pool
33744         in the middle of insns for casesi_worker_2.
33746 2010-04-22  David Edelsohn  <edelsohn@gnu.org>
33748         * config/rs6000/x-aix: Override LDFLAGS for all COMPILERS.
33750 2010-04-22  Ira Rosen  <irar@il.ibm.com>
33752         PR tree-optimization/43842
33753         * tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
33754         loop unrolling in update of exit phis. Fix comment.
33755         * tree-vect-slp.c (vect_analyze_slp): Check that there are at
33756         least two reduction statements in the loop before starting SLP
33757         analysis.
33759 2010-04-22  Nick Clifton  <nickc@redhat.com>
33761         * config/stormy16/stormy16-lib2.c (__ucmpsi2): Fix thinko.
33763 2010-04-22  Alexander Monakov  <amonakov@ispras.ru>
33765         * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Handle BIT_NOT_EXPR
33766         to simplify a + ~a.
33768 2010-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
33770         * tree-parloops.c (loop_parallel_p): New argument
33771         parloop_obstack.  Pass it down.
33772         (parallelize_loops): New variable parloop_obstack.  Initialize it,
33773         pass it down, free it.
33775         * tree-loop-linear.c (linear_transform_loops): Pass down
33776         lambda_obstack.
33778         * tree-data-ref.h (lambda_compute_access_matrices): New argument
33779         of type struct obstack *.
33781         * tree-data-ref.c (analyze_subscript_affine_affine): New variable
33782         scratch_obstack.  Initialize it, pass down, free it.
33784         * lambda.h (lambda_loop_new): Remove.
33785         (lambda_matrix_new, lambda_matrix_inverse)
33786         (lambda_trans_matrix_new, lambda_trans_matrix_inverse): New
33787         argument of type struct obstack *.
33789         * lambda-trans.c (lambda_trans_matrix_new): New argument
33790         lambda_obstack.  Pass it down, use obstack allocation for ret.
33791         (lambda_trans_matrix_inverse): New argument lambda_obstack.  Pass
33792         it down.
33794         * lambda-mat.c (lambda_matrix_get_column)
33795         (lambda_matrix_project_to_null): Remove.
33796         (lambda_matrix_new): New argument lambda_obstack.  Use obstack
33797         allocation for mat.
33798         (lambda_matrix_inverse_hard, lambda_matrix_inverse): New argument
33799         lambda_obstack.
33801         * lambda-code.c (lambda_loop_new): New function.
33802         (lambda_lattice_new, compute_nest_using_fourier_motzkin)
33803         (lambda_compute_auxillary_space, lambda_compute_target_space)
33804         (lambda_loopnest_transform, gcc_loop_to_lambda_loop)
33805         (lambda_loopnest_to_gcc_loopnest): Pass down lambda_obstack.
33806         (build_access_matrix): New argument lambda_obstack.  Use obstack
33807         allocation for am.
33808         (lambda_compute_step_signs, lambda_compute_access_matrices): New
33809         argument lambda_obstack.  Pass it down.
33811 2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
33813         * optabs.h (expand_widening_mult): Declare.
33815 2010-04-22  Richard Guenther  <rguenther@suse.de>
33817         PR tree-optimization/43845
33818         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
33819         lookup the CALL_EXPR function and arguments.
33821 2010-04-22  Nick Clifton  <nickc@redhat.com>
33823         * config/stormy16/stormy16.c
33824         (xstormy16_asm_output_aligned_common): Handle a NULL decl parameter.
33825         * config/stormy16/stormy16.h: Tidy up formatting.
33826         (DONT_USE_BUILTIN_SETJMP): Remove definition.
33827         * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
33828         (ineqbranchsi): Delete pattern.
33829         * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
33830         * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
33831         * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
33832         stormy16-lib2-ucmpsi2.c.
33834 2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
33836         * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
33837         df_simulate_find_noclobber_defs as appropriate.  Keep track of an
33838         extra set merge_set_noclobber, and use it to relax the final test
33839         slightly.
33840         * df.h (df_simulate_find_noclobber_defs): Declare.
33841         * df-problems.c (df_simulate_find_defs): Don't ignore partial or
33842         conditional defs.
33843         (df_simulate_find_noclobber_defs): New function.
33845 2010-04-22  Uros Bizjak  <ubizjak@gmail.com>
33847         * config/i386/i386.md: Use {} around multi-line preparation statements.
33849 2010-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
33851         * c-tree.h (push_init_level, pop_init_level, set_init_index)
33852         (process_init_element): New argument of type struct obstack *.
33854         * c-typeck.c (push_init_level, pop_init_level, set_designator)
33855         (set_init_index, set_init_label, set_nonincremental_init)
33856         (set_nonincremental_init_from_string, find_init_member)
33857         (output_init_element, output_pending_init_elements)
33858         (process_init_element): New argument braced_init_obstack.  Pass it
33859         down.
33860         (push_range_stack, add_pending_init): New argument
33861         braced_init_obstack.  Use obstack allocation.
33863         * c-parser.c (c_parser_initelt, c_parser_initval): New argument
33864         braced_init_obstack.  Pass it down.
33865         (c_parser_braced_init): New variables ret, braced_init_obstack.
33866         Initialize obstack, pass it down and finally free it.
33868 2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
33870         PR middle-end/29274
33871         * tree-pass.h (pass_optimize_widening_mul): Declare.
33872         * tree-ssa-math-opts.c (execute_optimize_widening_mul,
33873         gate_optimize_widening_mul): New static functions.
33874         (pass_optimize_widening_mul): New.
33875         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New case.
33876         <case MULT_EXPR>: Remove support for widening multiplies.
33877         * tree.def (WIDEN_MULT_EXPR): Tweak comment.
33878         * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
33879         simplify_gen_unary rather than directly building extensions.
33880         * tree-cfg.c (verify_gimple_assign_binary): Add tests for
33881         WIDEN_MULT_EXPR.
33882         * expmed.c (expand_widening_mult): New function.
33883         * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
33885 2010-04-21  Jan Hubicka  <jh@suse.cz>
33887         * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
33888         * lto-section-in.c (lto_section_name): Remove wpa_fixup.
33889         * lto-wpa-fixup.c: Remove.
33890         * Makefile.in (lto-wpa-fixup.o): Remove.
33891         * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
33892         (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
33893         * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
33895 2010-04-21  Jan Hubicka  <jh@suse.cz>
33897         * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
33898         add write_optimization_summary, read_optimization_summary.
33899         (ipa_write_summaries_of_cgraph_node_set): Remove.
33900         (ipa_write_optimization_summaries): Declare.
33901         (ipa_read_optimization_summaries): Declare.
33902         * ipa-cp.c (pass_ipa_cp): Update.
33903         * ipa-reference.c (pass_ipa_reference): Update.
33904         * ipa-pure-const.c (pass_ipa_pure_const): Update.
33905         * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
33906         Update.
33907         * ipa-inline.c (pass_ipa_inline): Update.
33908         * ipa.c (pass_ipa_whole_program): Update.
33909         * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
33910         * passes.c (ipa_write_summaries_1): Do not test wpa.
33911         (ipa_write_optimization_summaries_1): New.
33912         (ipa_write_optimization_summaries): New.
33913         (ipa_read_summaries): Do not test ltrans.
33914         (ipa_read_optimization_summaries_1): New.
33915         (ipa_read_optimization_summaries): New.
33917 2010-04-21  Jan Hubicka  <jh@suse.cz>
33919         * lto-cgraph.c (lto_output_node): Do not output comdat groups
33920         for boundary nodes.
33921         (output_cgraph): Do not arrange comdat groups for boundary nodes.
33923 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
33925         PR debug/40040
33926         * dwarf2out.c (add_name_and_src_coords_attributes): Add
33927         DW_AT_{,MIPS_}linkage_name even for Fortran decls.
33929 2010-04-21  Jan Hubicka  <jh@suse.cz>
33931         * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
33933 2010-04-21  Jan Hubicka  <jh@suse.cz>
33935         * varpool.c (decide_is_variable_needed): Variable is always needed
33936         during ltrans.
33938 2010-04-21  Jan Hubicka  <jh@suse.cz>
33940         * opts.c (decode_options): Enable pure-const pass for whopr.
33942 2010-04-21  Jan Hubicka  <jh@suse.cz>
33944         * cgraph.c (dump_cgraph_node): Dump also assembler name.
33945         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
33946         at WPA dumping.
33947         (cgraph_decide_inlining): Do not expect callee to be removed in all
33948         cases.
33950 2010-04-21  Eric B. Weddington  <eric.weddington@atmel.com>
33952         * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
33954 2010-04-21  Uros Bizjak  <ubizjak@gmail.com>
33956         * config/i386/i386.md (x86_shrd): Add athlon_decode and
33957         amdfam10_decode attributes.
33959 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
33961         PR middle-end/43570
33962         * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
33963         OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
33964         (lower_copyprivate_clauses): Use private var in outer
33965         context instead of original var.  Make sure the types
33966         are correct for VLAs.
33968 2010-04-21  Richard Guenther  <rguenther@suse.de>
33970         * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
33971         to non-pointer objects.
33973 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
33975         * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument.  Drop
33976         last chain entry if it starts with the still current label.
33977         (add_location_or_const_value_attribute): Check that
33978         loc_list->first->next is NULL instead of comparing ->first with ->last.
33979         (dwarf2out_var_location): Pass last_label resp. last_postcall_label
33980         to add_var_loc_to_decl.
33982         * dwarf2out.c (output_call_frame_info): For dw_cie_version
33983         >= 4 add also address size and segment size fields into CIE header.
33985         * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
33986         long as address size is the same as sizeof (void *) and
33987         segment size is 0.
33988         * unwind-dw2-fde.c (get_cie_encoding): Likewise.  If
33989         address size or segment size is unexpected, return DW_EH_PE_omit.
33990         (classify_object_over_fdes): If get_cie_encoding returned
33991         DW_EH_PE_omit, return -1.
33992         (init_object): If classify_object_over_fdes returned -1,
33993         pretend there were no FDEs at all.
33995 2010-04-21  Uros Bizjak  <ubizjak@gmail.com>
33997         * config/i386/i386.md (bswap<mode>2): Macroize expander from
33998         bswap{si,di}2 using SWI48 mode iterator.
33999         (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
34000         SWI48 mode iterator.  Set type attribute of bswap insn to bitmanip,
34001         set modrm attribute of bswap insn to 0 and remove length attribute.
34002         (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
34003         iterator.  Set type attribute to bitmanip, set modrm attribute to 0,
34004         set mode attribute to <MODE> and remove length attribute.
34006 2010-04-20  James E. Wilson  <wilson@codesourcery.com>
34008         PR rtl-optimization/43520
34009         * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
34010         zero available registers.
34012 2010-04-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
34014         * builtins.c (fold_builtin_cproj): Fold more cases.
34016 2010-04-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
34018         * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
34019         (fold_builtin_1): Fold builtin cproj.
34020         * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
34021         Use ATTR_CONST_NOTHROW_LIST.
34023 2010-04-20  Uros Bizjak  <ubizjak@gmail.com>
34025         * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
34026         and ffsdi2 using SWI48 mode iterator.  Expand SImode insn through
34027         ffsi2_no_cmove for !TARGET_CMOVE.
34028         (ffssi2_no_cmove): Rename from *ffs_no_cmove.  Make public.
34029         (ffssi2): Remove expander.
34030         (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
34031         mode iterator.
34032         (ctz<mode>2): Ditto from ctz{si,di}2.
34033         (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
34034         mode iterator.
34035         (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
34036         mode iterator.
34038 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
34040         * dwarf2out.c (AT_linkage_name): Define.
34041         (clone_as_declaration): Handle DW_AT_linkage_name.
34042         (add_name_and_src_coords_attributes): Use AT_linkage_name instead
34043         of DW_AT_MIPS_linkage_name.
34044         (move_linkage_attr): Likewise.
34045         (dwarf2out_finish): Likewise.
34047 2010-04-20  Xinliang David Li  <davidxl@gcc.gnu.org>
34049         PR middle-end/41952
34050         * fold-const.c (fold_comparison): New folding rule.
34052 2010-04-20  Anatoly Sokolov  <aesok@post.ru>
34054         * double-int.h (double_int_setbit): Declare.
34055         * double-int.c (double_int_setbit): New function.
34056         * rtl.h (immed_double_int_const): Declare.
34057         * emit-rtl.c (immed_double_int_const): New function.
34058         * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
34059         and immed_double_int_const functions.
34060         * optabs.c (expand_absneg_bit, expand_copysign_absneg,
34061         expand_copysign_bit): (Ditto.).
34062         * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
34063         * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
34064         * dojump.c (prefer_and_bit_test): (Ditto.).
34065         * expr.c (convert_modes, reduce_to_bit_field_precision,
34066         const_vector_from_tree): (Ditto.).
34067         * expmed.c (mask_rtx, lshift_value): (Ditto.).
34069 2010-04-20  Jan Hubicka  <jh@suse.cz>
34071         * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
34072         (dump_cgraph_node): Dump new flags.
34073         * cgraph.h (struct cgraph_node): Add flags
34074         reachable_from_other_partition and in_other_partition.
34075         (cgraph_can_remove_if_no_direct_calls_p): Functions used by
34076         other partition can not be removed.
34077         * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
34078         the other partition must be output; silence sanity checking on
34079         leaking functions bodies from other paritition.
34080         * lto-cgraph.c (reachable_from_other_partition_p): New function.
34081         (lto_output_node): Output new flags; do not sanity check that inline
34082         clones are output; drop lto_forced_extern_inline_p code; do not mock
34083         visibility flags at partition boundaries.
34084         (add_node_to): New function.
34085         (output_cgraph): Use it to sort functions so masters appear before
34086         clones.
34087         (input_overwrite_node): Input new flags.
34088         * passes.c (ipa_write_summaries): Do not call
34089         lto_new_extern_inline_states.
34090         * lto-section-out.c (forced_extern_inline,
34091         lto_new_extern_inline_states lto_delete_extern_inline_states,
34092         lto_force_functions_extern_inline, lto_forced_extern_inline_p): Kill.
34093         * lto-streamer.h (lto_new_extern_inline_states,
34094         * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
34095         lto_forced_extern_inline_p): Kill.
34097 2010-04-20  Richard Guenther  <rguenther@suse.de>
34099         * tree-ssa-structalias.c (do_sd_constraint): Add edges only
34100         from vars that can have pointers.
34101         (process_constraint): Dump useless constraints.
34103 2010-04-20  Richard Guenther  <rguenther@suse.de>
34105         * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
34106         (dump_sa_points_to_info): Remove asserts.
34107         (init_base_vars): nothing_id isn't an escape point nor does it
34108         have pointers.
34110 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
34112         * tree.h (TYPE_REF_IS_RVALUE): Define.
34113         * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
34114         should_move_die_to_comdat, prune_unused_types_walk): Handle
34115         DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
34116         (modified_type_die, gen_reference_type_die): Emit
34117         DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
34118         if TYPE_REF_IS_RVALUE and -gdwarf-4.
34120 2010-04-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
34122         PR target/43635
34123         * config/s390/s390.c (s390_emit_call): Turn direct into indirect
34124         calls for -fpic -m31 if they have been sibcall optimized.
34126 2010-04-19  James E. Wilson  <wilson@codesourcery.com>
34128         * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
34129         ar.lc fixed and call-used.
34131         * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
34133 2010-04-19  Jan Hubicka  <jh@suse.cz>
34135         * opts.c (decode_options): Disable whpr incompatible passes.
34136         * lto/lto.c (lto_1_to_1_map): Skip clones.
34137         (read_cgraph_and_symbols): Do not mark everything as needed.
34138         (do_whole_program_analysis): Do map only after optimizing;
34139         set proper cgraph_state; use passmanager.
34141 2010-04-19  DJ Delorie  <dj@redhat.com>
34143         * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
34144         POINTER_PLUS_EXPR and fix them.
34146 2010-04-19  Eric B. Weddington  <eric.weddington@atmel.com>
34148         * config/avr/avr-devices.c (avr_mcu_types): Add support for new
34149         devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
34150         attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
34151         atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
34152         atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
34153         atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
34154         atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
34155         atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
34156         m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
34157         atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
34158         * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
34160 2010-04-19  Eric Botcazou  <ebotcazou@adacore.com>
34162         * ifcvt.c (noce_try_cmove_arith): Fix long lines.
34163         (check_cond_move_block): Likewise.
34164         (cond_move_process_if_block): Likewise.
34165         (noce_find_if_block): Improve formatting.
34166         (find_if_header): Pass 0 to memset and tweak conditions.
34167         (cond_exec_find_if_block): Fix long lines and tweak conditions.
34169 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
34171         * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
34172         for -gdwarf-4.
34174         PR middle-end/43337
34175         * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
34176         with non-local decl doesn't need chain.
34178 2010-04-19  Vladimir Makarov  <vmakarov@redhat.com>
34180         * ira-color.c (allocno_reload_assign): Avoid accumulating
34181         reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
34183 2010-04-19  Martin Jambor  <mjambor@suse.cz>
34185         * gimple.h (create_tmp_reg): Declare.
34186         * gimplify.c (create_tmp_reg): New function.
34187         (gimplify_return_expr): Use create_tmp_reg.
34188         (gimplify_omp_atomic): Likewise.
34189         (gimple_regimplify_operands): Likewise.
34190         * tree-dfa.c (make_rename_temp): Likewise.
34191         * tree-predcom.c (predcom_tmp_var): Likewise.
34192         (reassociate_to_the_same_stmt): Likewise.
34193         * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
34194         (get_replaced_param_substitute): Likewise.
34195         * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
34196         * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
34197         * tree-ssa-pre.c (get_representative_for): Likewise.
34198         (create_expression_by_pieces): Likewise.
34199         * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
34200         (create_tailcall_accumulator): Likewise.
34202 2010-04-19  Martin Jambor  <mjambor@suse.cz>
34204         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
34205         new_stmt.
34206         (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
34208 2010-04-19  Richard Guenther  <rguenther@suse.de>
34210         PR tree-optimization/43796
34211         * tree-vrp.c (adjust_range_with_scev): Lookup init and step
34212         from SCEV in the lattice.
34213         (vrp_visit_phi_node): Dump change.
34215 2010-04-19  Richard Guenther  <rguenther@suse.de>
34217         * configure.ac: Fix quoting around elf_getshstrndx ABI check.
34218         * configure: Re-generated.
34220 2010-04-19  Richard Guenther  <rguenther@suse.de>
34222         PR tree-optimization/43783
34223         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
34224         constant ARRAY_REF operands two and three if possible.
34226 2010-04-19  Uros Bizjak  <ubizjak@gmail.com>
34228         PR target/43766
34229         * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
34231 2010-04-19  Jie Zhang  <jie@codesourcery.com>
34233         PR target/43662
34234         * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
34236 2010-04-19  Ira Rosen  <irar@il.ibm.com>
34238         PR tree-optimization/37027
34239         * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
34240         and macro to access it.
34241         (vectorizable_reduction): Add argument.
34242         (vect_get_slp_defs): Likewise.
34243         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
34244         statements for possible use in SLP.
34245         (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
34246         (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
34247         (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
34248         add new argument.
34249         (vectorizable_reduction): Likewise.
34250         * tree-vect-stmts.c (vect_get_vec_defs): Update call to
34251         vect_get_slp_defs.
34252         (vectorizable_type_demotion, vectorizable_type_promotion,
34253         vectorizable_store): Likewise.
34254         (vect_analyze_stmt): Update call to vectorizable_reduction.
34255         (vect_transform_stmt): Likewise.
34256         * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
34257         (vect_build_slp_tree): Fix indentation. Check that there are no loads
34258         from different interleaving chains in same node.
34259         (vect_slp_rearrange_stmts): New function.
34260         (vect_supported_load_permutation_p): Allow load permutations for
34261         reductions. Call vect_slp_rearrange_stmts() to rearrange statements
34262         inside SLP nodes if necessary.
34263         (vect_analyze_slp_instance): Handle reductions.
34264         (vect_analyze_slp): Try to build SLP instances originating from groups
34265         of reductions.
34266         (vect_detect_hybrid_slp_stmts): Skip reduction statements.
34267         (vect_get_constant_vectors): Create initial vectors for reductions
34268         according to reduction code. Add new argument.
34269         (vect_get_slp_defs): Add new argument, pass it to
34270         vect_get_constant_vectors.
34271         (vect_schedule_slp_instance): Remove SLP tree root statements.
34273 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
34275         * tree.h (ENUM_IS_SCOPED): Define.
34276         * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
34277         for ENUM_IS_SCOPED enums.
34279 2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>
34281         * fold-const.c (fold_comparison): Use ssizetype.
34282         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
34283         * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
34284         * tree-loop-distribution.c (build_size_arg_loc): Likewise.
34285         * tree-object-size.c (compute_object_sizes): Use size_type_node.
34287         * tree.h (initialize_sizetypes): Remove parameter.
34288         (build_common_tree_nodes): Remove second parameter.
34289         * stor-layout.c (initialize_sizetypes): Remove parameter.
34290         Always create an unsigned type.
34291         (set_sizetype): Assert that the passed type is unsigned and simplify.
34292         * tree.c (build_common_tree_nodes): Remove second parameter.
34293         Adjust call to initialize_sizetypes.
34294         * c-decl.c (c_init_decl_processing): Remove second argument in call to
34295         build_common_tree_nodes.
34297 2010-04-18  Matthias Klose  <doko@ubuntu.com>
34299         * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
34301 2010-04-18  Ira Rosen  <irar@il.ibm.com>
34303         PR tree-optimization/43771
34304         * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
34305         load permutation doesn't have gaps.
34307 2010-04-18  Jan Hubicka  <jh@suse.cz>
34309         * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
34310         (sse_prologue_save_insn expander): Use new pattern.
34311         (sse_prologue_save_insn1): New pattern and splitter.
34312         (sse_prologue_save_insn): Update to deal also with 64bit aligned
34313         blocks.
34314         * i386.c (setup_incoming_varargs_64): Do not compute jump
34315         destination here.
34316         (ix86_gimplify_va_arg): Update alignment needed.
34317         (ix86_local_alignment): Do not align all local arrays to 128bit.
34319 2010-04-17  Jan Hubicka  <jh@suse.cz>
34321         * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
34323 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
34325         * arm.md (negdi2): Remove redundant code to force values into a
34326         register.
34328 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
34330         * arm/bpabi.S: Add EABI alignment attributes to objects.
34331         * arm/bpabi-v6m.S: Likewise.
34332         * arm/crti.asm: Likewise.
34333         * arm/crtn.asm: Likewise.
34334         * arm/lib1funcs.asm: Likewise.
34335         * arm/libunwind.S: Likewise.
34337 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
34339         * arm-protos.h (tune_params): New structure.
34340         * arm.c (current_tune): New variable.
34341         (arm_constant_limit): Delete.
34342         (struct processors): Add pointer to the tune parameters.
34343         (arm_slowmul_tune): New tuning option.
34344         (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
34345         (all_cores): Adjust to pick up the tuning model.
34346         (arm_constant_limit): New function.
34347         (arm_override_options): Select the appropriate tuning model.  Delete
34348         initialization of arm_const_limit.
34349         (arm_split_constant): Use the new constant-limit model.
34350         (arm_rtx_costs): Pick up the current tuning model.
34351         * arm.md (is_strongarm, is_xscale): Delete.
34352         * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
34353         for Xscale variant architectures.
34354         (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
34356 2010-04-17  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
34358         * config/arm/arm.c (arm_gen_constant): Remove unused variable
34359         can_shift.
34360         (arm_rtx_costs_1): Remove unused variable extra_cost.
34361         (arm_unwind_emit_set): Use variable offset.
34362         (thumb1_output_casesi): Remove unused variable flags.
34364 2010-04-16  Jeff Law  <law@redhat.com>
34366         * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
34367         needing assignment rather than doing a two-phase assignment.  Remove
34368         unused variable 'm'.
34370 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
34372         PR bootstrap/43767
34373         * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
34375 2010-04-16  Doug Kwan  <dougkwan@google.com>
34377         * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
34378         (next_operand_entry_id): New static variable.
34379         (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
34380         (add_to_ops_vec): Assigned unique ID to operand entry.
34381         (struct oecount_s): New field ID.
34382         (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
34383         (undistribute_ops_list): Assign unique IDs to oecounts.
34384         (init_reassoc): reset next_operand_entry_id.
34386 2010-04-16  Doug Kwan  <dougkwan@google.com>
34388         * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
34389         missing left parenthesis.
34391 2010-04-16  Uros Bizjak  <ubizjak@gmail.com>
34393         * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
34394         *btdi_rex64 using SWI48 mode iterator.
34395         (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
34396         (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
34397         *jcc_btdi_mask_rex64.
34399 2010-04-16  Anatoly Sokolov  <aesok@post.ru>
34401         * double-int.h (tree_to_double_int): Convert to macro.
34402         * double-int.c (tree_to_double_int): Remove.
34404 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
34406         PR debug/43762
34407         * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
34408         with want_address 2 and in case a single element list might be
34409         possible, call it again with want_address 0.
34411 2010-04-12  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
34413         * config/h8300/h8300.c (print_operand) : Modify case 'V' and
34414         case 'W' print operands for HI mode.
34415         * config/h8300/h8300.h (Y0, Y2) : New constraints.
34416         * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
34417         (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
34418         * config/h8300/predicate.md (bit_register_indirect_operand): New.
34420         * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
34422         * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
34423         cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
34424         #xx:3 and #xx:4 mode.
34426         * config/h8300/h8300.md (inverted load with HImode dest): Add
34427         support for H8300SX.
34429         * config/h8300/predicate.md (bit_operand): Allow immediate values that
34430         satisfy 'U' constraint.
34432 2010-04-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
34434         * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
34435         * configure: Regenerate.
34436         * config.in: Regenerate.
34437         * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
34438         works.
34440 2010-04-16  Richard Guenther  <rguenther@suse.de>
34442         * tree.h (struct tree_decl_minimal): Move pt_uid ...
34443         (struct tree_decl_common): ... here.
34444         (DECL_PT_UID): Adjust.
34445         (SET_DECL_PT_UID): Likewise.
34446         (DECL_PT_UID_SET_P): Likewise.
34448 2010-04-16  Richard Guenther  <rguenther@suse.de>
34450         PR tree-optimization/43572
34451         * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
34452         * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
34453         * tree-flow.h (is_call_clobbered): Remove.
34454         * tree-flow-inline.h (is_call_clobbered): Likewise.
34455         * tree-dfa.c (dump_variable): Do not dump call clobber state.
34456         * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
34457         (execute_return_slot_opt): Adjust.
34458         * tree-tailcall.c (suitable_for_tail_opt_p): Remove
34459         check for call clobbered vars here.
34460         (find_tail_calls): Move tailcall verification to the
34461         proper place.
34463 2010-04-16  Diego Novillo  <dnovillo@google.com>
34465         * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
34467 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
34469         PR target/40603
34470         * config/arm/arm.md (cbranchqi4): New pattern.
34471         * config/arm/predicates.md (const0_operand,
34472         cbranchqi4_comparison_operator): New predicates.
34474 2010-04-16  Richard Guenther  <rguenther@suse.de>
34476         * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
34477         (dump_gimple_stmt): Likewise.
34479 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
34481         * recog.h (struct recog_data): New field is_operator.
34482         (struct insn_operand_data): New field is_operator.
34483         * recog.c (extract_insn): Set recog_data.is_operator.
34484         * genoutput.c (output_operand_data): Emit code to set the
34485         is_operator field.
34486         * reload.c (find_reloads): Use it rather than testing for an
34487         empty constraint string.
34489         PR target/41514
34490         * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
34491         If the previous insn is a cbranchsi4_insn with the same arguments,
34492         omit the compare instruction.
34494         * config/arm/arm.md (addsi3_cbranch): If destination is a high
34495         register, inputs must be low registers and we need a low register
34496         scratch.  Handle alternative 2 like alternative 3.
34498 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
34500         * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
34501         don't call get_addr on both.  If one expression is a VALUE and
34502         the other a REG, check VALUE's locs if the REG isn't among them.
34504 2010-04-16  Christian Bruel  <christian.bruel@st.com>
34506         * config/sh/sh.h (sh_frame_pointer_required): New function.
34507         * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
34508         (flag_omit_frame_pointer) Set.
34509         (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
34510         (rounded_frame_size): Adjust size with outgoing_args_size.
34511         (sh_set_return_address): Must return from stack pointer.
34512         * config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
34513         (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
34514         (ACCUMULATE_OUTGOING_ARGS): Define.
34515         * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
34516         * config/sh/sh.opt (maccumulate-outgoing-args): New option.
34518 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
34520         PR target/43471
34521         * config/sh/sh.c (sh_legitimize_reload_address): Use
34522         MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
34523         Remove a unneeded check for offset_base.
34525 2010-04-15  H.J. Lu  <hongjiu.lu@intel.com>
34527         * configure: Regenerated.
34529 2010-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
34531         * config/s390/s390.c (s390_call_save_register_used): Switch back
34532         to HARD_REGNO_NREGS.
34534 2010-04-15  Richard Guenther  <rguenther@suse.de>
34536         * alias.c (alias_set_subset_of): Handle alias-set zero
34537         child properly.
34539 2010-04-15  Mark Shinwell  <shinwell@codesourcery.com>
34540             Julian Brown  <julian@codesourcery.com>
34542         * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
34543         alternatives according to use of high and low regs.
34544         * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
34545         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
34546         optimizing for size on Thumb-2.
34548 2010-04-15  Thomas Schwinge  <tschwinge@gnu.org>
34550         * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
34552 2010-04-15  Richard Guenther  <rguenther@suse.de>
34554         * tree-ssa-structalias.c (struct variable_info): Add
34555         is_fn_info flag.
34556         (new_var_info): Initialize it.
34557         (dump_constraints): Support printing last added constraints.
34558         (debug_constraints): Adjust.
34559         (dump_constraint_graph): Likewise.
34560         (make_heapvar_for): Check for NULL cfun.
34561         (get_function_part_constraint): New function.
34562         (get_fi_for_callee): Likewise.
34563         (find_func_aliases): Properly implement IPA PTA constraints.
34564         (process_ipa_clobber): New function.
34565         (find_func_clobbers): Likewise.
34566         (insert_into_field_list_sorted): Remove.
34567         (create_function_info_for): Properly allocate vars for IPA mode.
34568         Do not use insert_into_field_list_sorted.
34569         (create_variable_info_for): Properly generate constraints for
34570         global vars in IPA mode.
34571         (dump_solution_for_var): Always dump the solution.
34572         (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
34573         (find_what_var_points_to): Adjust.
34574         (pt_solution_set): Change.
34575         (pt_solution_ior_into): New function.
34576         (pt_solution_empty_p): Export.
34577         (pt_solution_includes_global): Adjust.
34578         (pt_solution_includes_1): Likewise.
34579         (pt_solutions_intersect_1): Likewise.
34580         (dump_sa_points_to_info): Check some invariants.
34581         (solve_constraints): Move constraint dumping ...
34582         (compute_points_to_sets): ... here.
34583         (ipa_pta_execute): ... and here.
34584         (compute_may_aliases): Do not re-compute points-to info
34585         locally if IPA info is available.
34586         (ipa_escaped_pt): New global var.
34587         (ipa_pta_execute): Properly implement IPA PTA.
34588         * tree-into-ssa.c (dump_decl_set): Support dumping
34589         decls not in referenced-vars.
34590         * tree-flow.h (struct gimple_df): Add ipa_pta flag.
34591         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
34592         (dump_points_to_solution): Likewise.
34593         * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
34594         * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
34595         (remap_gimple_stmt): Reset call clobber/use information if necessary.
34596         (copy_decl_to_var): Copy DECL_PT_UID.
34597         (copy_result_decl_to_var): Likewise.
34598         * tree.c (make_node_stat): Initialize DECL_PT_UID.
34599         (copy_node_stat): Copy it.
34600         * tree.h (DECL_PT_UID): New macro.
34601         (SET_DECL_PT_UID): Likewise.
34602         (DECL_PT_UID_SET_P): Likewise.
34603         (struct tree_decl_minimal): Add pt_uid member.
34604         * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
34605         (pt_solution_empty_p): Declare.
34606         (pt_solution_set): Adjust.
34607         (ipa_escaped_pt): Declare.
34608         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
34609         * gimple-pretty-print.c (pp_points_to_solution): New function.
34610         (dump_gimple_call): Dump call clobber/use information.
34611         * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
34612         * tree-pass.h (TDF_ALIAS): New dump option.
34613         * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
34614         * doc/invoke.texi (-fipa-pta): Update documentation.
34616 2010-04-15  Richard Guenther  <rguenther@suse.de>
34618         * Makefile.in (OBJS-common): Add gimple-fold.o.
34619         (gimple-fold.o): New rule.
34620         * tree.h (maybe_fold_offset_to_reference,
34621         maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
34622         prototypes ...
34623         * gimple.h: ... here.
34624         * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
34625         may_propagate_address_into_dereference): Move prototypes ...
34626         * gimple.h: ... here.
34627         * tree-ssa-ccp.c (get_symbol_constant_value,
34628         may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
34629         maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
34630         maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
34631         maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
34632         ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
34633         fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
34634         gimplify_and_update_call_from_tree): Move ...
34635         * gimple-fold.c: ... here.  New file.
34636         (ccp_fold_builtin): Rename to ...
34637         (gimple_fold_builtin): ... this.
34638         * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
34640 2010-04-15  Richard Guenther  <rguenther@suse.de>
34642         * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
34643         fit_double_type, force_fit_type_double, add_double_with_sign,
34644         neg_double, mul_double_with_sign, lshift_double, rshift_double,
34645         lrotate_double, rrotate_double, div_and_round_double): Move ...
34646         * double-int.c: ... here.
34647         * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
34648         add_double, neg_double, mul_double_with_sign, mul_double,
34649         lshift_double, rshift_double, lrotate_double, rrotate_double,
34650         div_and_round_double): Move prototypes ...
34651         * double-int.h: ... here.
34653 2010-04-15  Bernd Schmidt  <bernds@codesourcery.com>
34655         PR target/43742
34656         * config/sh/sh.md (doloop_end_split, dect): Undo previous patch.  Use
34657         matching constraints to ensure inputs match the output.
34659 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
34661         PR target/43742
34662         * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
34663         in an input-only operand.
34665 2010-04-15  Anatoly Sokolov  <aesok@post.ru>
34667         * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
34668         (double_int_not, double_int_lshift, double_int_rshift): Declare.
34669         (double_int_negative_p): Convert to static inline function.
34670         * double-int.c (double_int_lshift, double_int_lshift): New functions.
34671         (double_int_negative_p): Remove.
34672         * tree.h (lshift_double, rshift_double):
34673         * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
34674         * fold-const.c (fold_convert_const_int_from_real,
34675         fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
34676         (lshift_double): Change type of arith argument to bool.
34677         (rshift_double): Change type of arith argument to bool. Correct
34678         comment.
34679         * expmed.c (mask_rtx, lshift_value): (Ditto.).
34681 2010-04-14  Bernd Schmidt  <bernds@codesourcery.com>
34683         PR target/21803
34684         * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
34685         at the start and end of the then/else blocks, and omit them from the
34686         conversion.
34687         * cfgcleanup.c (flow_find_cross_jump): No longer static.  Remove MODE
34688         argument; all callers changed.  Pass zero to old_insns_match_p instead.
34689         (flow_find_head_matching_sequence): New function.
34690         (old_insns_match_p): Check REG_EH_REGION notes for calls.
34691         * basic-block.h (flow_find_cross_jump,
34692         flow_find_head_matching_sequence): Declare functions.
34694 2010-04-14  Jason Merrill  <jason@redhat.com>
34696         PR c++/36625
34697         * c-common.c (attribute_takes_identifier_p): New fn.
34698         * c-common.h: Declare it.
34700 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
34702         * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
34703         splitter condition.
34704         (*udivmod<mode>4): Ditto.
34706 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
34708         * config/i386/i386.md (maxmin_int): Rename code attribute from
34709         maxminiprefix and update all users.
34710         (maxmin_float): Ditto from maxminfprefix.
34711         (logic): Ditto from logicprefix.
34712         (absneg_mnemonic): Ditto from absnegprefix.
34713         * config/i386/mmx.md: Update all users of maxminiprefix,
34714         maxminfprefix and logicprefix for rename.
34715         * config/i386/sse.md: Ditto.
34716         * config/i386/sync.md (sync_<code><mode>): Update for
34717         logicprefix rename.
34719 2010-04-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
34721         PR 42966
34722         * diagnostics.c (diagnostic_report_diagnostic): Mark specially
34723         warnings converted to errors.
34725 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
34727         * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
34728         used insn_type variable.
34729         (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
34730         to avoid set-but-not-used warning.
34732 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
34734         * df-core.c (df_ref_debug): Change format string placeholder
34735         from 0x%x to %#x.
34736         * dwarf2asm.c (dw2_asm_output_data_raw,
34737         dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
34738         dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
34739         * dwarf2out.c (output_cfi, output_cfi_directive,
34740         dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
34741         output_cfa_loc_raw, output_die, output_ranges, output_file_names):
34742         Ditto.
34743         * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
34744         * print-rtl.c (print_rtx): Ditto.
34746 2010-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
34748         PR middle-end/42694
34749         * builtins.c (expand_builtin_pow_root): New function to expand pow
34750         calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
34751         series of sqrt and cbrt calls under -ffast-math.
34752         (expand_builtin_pow): Call it.
34754 2010-04-14  Michael Matz  <matz@suse.de>
34756         PR tree-optimization/42963
34757         * tree-cfg.c (touched_switch_bbs): New static variable.
34758         (group_case_labels_stmt): New function broken out from ...
34759         (group_case_labels): ... here, use the above.
34760         (start_recording_case_labels): Allocate touched_switch_bbs.
34761         (end_recording_case_labels): Deallocate it, call
34762         group_case_labels_stmt.
34763         (gimple_redirect_edge_and_branch): Remember index of affected BB.
34765 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
34767         * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
34768         from insn template.
34770 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
34772         * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
34774 2010-04-13  Jan Hubicka  <jh@suse.cz>
34776         * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
34777         of optimized out static functions.
34778         (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
34779         cost computation.  Also sanity check for overflows.
34780         (update_caller_keys): Update cgraph_edge_badness call; properly
34781         update fibheap and sanity check that it is up to date.
34782         (add_new_edges_to_heap): Update cgraph_edge_badness.
34783         (cgraph_decide_inlining_of_small_function): Likewise;
34784         add sanity checking that badness in heap is up to date;
34785         improve dumping of reason; Update badness of calls to the
34786         offline copy of function currently inlined; dump badness
34787         of functions not inlined because of unit growth limits.
34789 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
34791         PR middle-end/32628
34792         * c-common.c (pointer_int_sum): Disregard overflow that occured only
34793         because of sign-extension change when converting to sizetype here...
34794         * fold-const.c (fold_convert_const_int_from_int): ...and not here.
34796         * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
34797         the folding to constants.  Remove redundant final conversion.
34798         (fold_binary) <associate>: Do not associate if the re-association of
34799         constants alone overflows.
34800         (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
34801         to the end of the list.
34802         (multiple_of_p) <COND_EXPR>: New case.
34804 2010-04-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
34806         * opt-functions.awk (opt_sanitized_name): New.
34807         (opt_enum): New.
34808         * optc-gen.awk: Use it
34809         * opth-gen.awk: Use it.
34811 2010-04-13  Martin Jambor  <mjambor@suse.cz>
34813         * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
34814         (sra_modify_assign): Delete stmts loading dead data even if racc has no
34815         children.  Call replace_uses_with_default_def_ssa_name to handle
34816         SSA_NAES on lhs.
34818 2010-04-13  Michael Matz  <matz@suse.de>
34820         PR middle-end/43730
34821         * builtins.c (expand_builtin_interclass_mathfn): Also create
34822         a register if the predicate doesn't match.
34824 2010-04-13  Diego Novillo  <dnovillo@google.com>
34826         * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
34827         * c-pch.c: Include timevar.h.
34828         (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
34829         (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
34830         * ggc-common.c: Include timevar.h.
34831         (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
34832         * timevar.def (TV_PCH_SAVE): Define.
34833         (TV_PCH_CPP_SAVE): Define.
34834         (TV_PCH_PTR_REALLOC): Define.
34835         (TV_PCH_PTR_SORT): Define.
34836         (TV_PCH_RESTORE): Define.
34837         (TV_PCH_CPP_RESTORE): Define.
34839 2010-04-13  Michael Matz  <matz@suse.de>
34841         * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
34842         into MINUS_EXPRs.
34843         (can_reassociate_p): New function.
34844         (break_up_subtract_bb, reassociate_bb): Use it.
34846 2010-04-13  Richard Guenther  <rguenther@suse.de>
34848         PR bootstrap/43737
34849         * builtins.c (c_readstr): Fix assert.
34851 2010-04-13  Uros Bizjak  <ubizjak@gmail.com>
34853         * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
34854         when generating cltd insn.
34856         (*ashl<mode>3_1): Remove special handling for register operand 2.
34857         (*ashlsi3_1_zext): Ditto.
34858         (*ashlhi3_1): Ditto.
34859         (*ashlhi3_1_lea): Ditto.
34860         (*ashlqi3_1): Ditto.
34861         (*ashlqi3_1_lea): Ditto.
34862         (*<shiftrt_insn><mode>3_1): Ditto.
34863         (*<shiftrt_insn>si3_1_zext): Ditto.
34864         (*<shiftrt_insn>qi3_1_slp): Ditto.
34865         (*<rotate_insn><mode>3_1): Ditto.
34866         (*<rotate_insn>si3_1_zext): Ditto.
34867         (*<rotate_insn>qi3_1_slp): Ditto.
34869 2010-04-13  Richard Guenther  <rguenther@suse.de>
34871         * tree-ssa-structalias.c (callused_id): Remove.
34872         (call_stmt_vars): New.
34873         (get_call_vi): Likewise.
34874         (lookup_call_use_vi): Likewise.
34875         (lookup_call_clobber_vi): Likewise.
34876         (get_call_use_vi): Likewise.
34877         (get_call_clobber_vi): Likewise.
34878         (make_transitive_closure_constraints): Likewise.
34879         (handle_const_call): Adjust to do per-call call-used handling.
34880         (handle_pure_call): Likewise.
34881         (find_what_var_points_to): Remove general callused handling.
34882         (init_base_vars): Likewise.
34883         (init_alias_vars): Initialize call_stmt_vars.
34884         (compute_points_to_sets): Process call-used and call-clobbered
34885         vars for call statements.
34886         (delete_points_to_sets): Free call_stmt_vars.
34888 2010-04-13  Richard Guenther  <rguenther@suse.de>
34890         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
34891         Only add RW dependence for dependence distance zero.
34892         Adjust maximal vectorization factor according to dependences.
34893         Move alignment handling ...
34894         (vect_find_same_alignment_drs): ... here.  New function.
34895         (vect_analyze_data_ref_dependences): Adjust.
34896         (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
34897         (vect_analyze_data_refs): Adjust minimal vectorization factor
34898         according to data references.
34899         * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
34900         dependences before determining the vectorization factor.
34901         Analyze alignment after determining the vectorization factor.
34902         * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
34903         dependences before alignment.
34904         * tree-vectorizer.h (vect_analyze_data_ref_dependences):
34905         Adjust prototype.
34906         (vect_analyze_data_refs): Likewise.
34907         (MAX_VECTORIZATION_FACTOR): New define.
34909 2010-04-13  Duncan Sands  <baldrick@free.fr>
34911         * except.h (lang_eh_type_covers): Remove.
34912         * except.c (lang_eh_type_covers): Likewise.
34914 2010-04-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
34915             Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
34917         * config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
34918         * config/s390/s390.c: Replace UNTIS_PER_WORD with
34919         UNITS_PER_LONG where it is ABI relevant.
34920         (s390_return_addr_rtx): Likewise.
34921         (s390_back_chain_rtx): Likewise.
34922         (s390_frame_area): Likewise.
34923         (s390_frame_info): Likewise.
34924         (s390_initial_elimination_offset): Likewise.
34925         (save_gprs): Likewise.
34926         (s390_emit_prologue): Likewise.
34927         (s390_emit_epilogue): Likewise.
34928         (s390_function_arg_advance): Likewise.
34929         (s390_function_arg): Likewise.
34930         (s390_va_start): Likewise.
34931         (s390_gimplify_va_arg): Likewise.
34932         (s390_function_profiler): Likewise.
34933         (s390_optimize_prologue): Likewise.
34934         (s390_rtx_costs): Likewise.
34935         (s390_secondary_reload): Likewise.
34936         (s390_promote_function_mode): Likewise.
34937         (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
34938         (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
34939         registers available.
34940         (s390_unwind_word_mode): New function.
34941         (s390_function_value): Split 64 bit values into register pair if
34942         used as return value.
34943         (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
34944         function call parameters.  Handle parallels.
34945         (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
34946         (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
34947         (DWARF_CIE_DATA_ALIGNMENT): New macro.
34948         (s390_expand_setmem): Remove unused variable src_addr.
34949         * longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
34950         deal with 64 bit registers.
34951         * config/s390/s390.h: Define __zarch__ predefined macro.
34952         Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
34953         (UNITS_PER_LONG): New macro.
34954         * libjava/include/s390-signal.h: Define extended ucontext
34955         structure containing the upper halfs of the 64 bit registers.
34957 2010-04-13  Simon Baldwin  <simonb@google.com>
34959         * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
34961 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
34963         * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
34964         rvalue on the RHS if the LHS is of a non-renamable type.
34965         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
34967 2010-04-13  Matthias Klose  <doko@ubuntu.com>
34969         * gcc.c (cc1_options): Handle -iplugindir before processing
34970         the cc1 spec. Only add -iplugindir once.
34971         (cpp_unique_options): Add -iplugindir option if -fplugin* options
34972         found.
34973         * common.opt (iplugindir): Remove `Separate' property, initialize.
34974         * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
34975         option.
34976         * Makefile.in (check-%, check-parallel-%): Create plugin dir.
34977         (distclean): Remove plugin dir.
34978         * doc/invoke.texi: Document -iplugindir.
34980 2010-04-13  Basile Starynkevitch  <basile@starynkevitch.net>
34982         * doc/plugins.texi (Loading Plugins): Document short
34983         -fplugin=foo option.
34984         (Plugin API): Mention default_plugin_dir_name function.
34986         * gcc.c (find_file_spec_function): Add new declaration.
34987         (static_spec_func): Use it for "find-file".
34988         (find_file_spec_function): Add new function.
34989         (cc1_options): Add -iplugindir option if -fplugin* options found.
34991         * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
34993         * plugin.c (add_new_plugin): Updated comment, and handle short
34994         plugin name.
34995         (default_plugin_dir_name): Added new function.
34997         * common.opt (iplugindir): New option to set the plugin directory.
34999 2010-04-12  Uros Bizjak  <ubizjak@gmail.com>
35001         * config/i386/i386.md (any_rotate): New code iterator.
35002         (rotate_insn): New code attribute.
35003         (rotate): Ditto.
35004         (SWIM124): New mode iterator.
35005         (<rotate_insn>ti3): New expander.
35006         (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
35007         any_rotate code iterator.
35008         (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
35009         using any_rotate code iterator and SWIM124 mode iterator.
35010         (ix86_rotlti3): New insn_and_split pattern.
35011         (ix86_rotrti3): Ditto.
35012         (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
35013         ix86_rotl{di,ti}3 patterns.
35014         (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
35015         (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
35016         and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
35017         *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
35018         code iterator and SWI mode iterator.
35019         (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
35020         Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
35021         code iterator.
35022         (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
35023         Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
35024         (bswap rotatert splitter): Add splitter.
35025         (bswap splitter): Macroize splitter using any_rotate code iterator.
35026         Add insn predicate to split only for TARGET_USE_XCHGB or when
35027         optimizing function for size.
35029 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
35031         * config/pa/pa.c (emit_move_sequence): Remove use of
35032         deleted variable flag_argument_noalias.
35034 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35036         * config.gcc: Removed *-*-solaris2.7* from list of obsolete
35037         configurations.
35038         Add to unsupported targets list.
35039         * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
35040         sparc*-sun-solaris2.[567]* from target lists.
35041         * configure: Regenerate.
35042         * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
35043         removal.
35044         Remove Solaris 7 patch references.
35045         (Specific, sparc-sun-solaris2.7): Removed.
35046         (sparc-sun-solaris2*): Update Solaris 7 example.
35047         (sparc64-*-solaris2*): Likewise.
35049 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35051         * config.build (alpha*-dec-osf4*): Remove.
35052         * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
35053         of obsolete configurations.
35054         (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
35055         support.
35056         * config/alpha/t-osf4: Renamed to ...
35057         * config/alpha/t-osf5: ... this.
35058         * config/alpha/osf.h: Renamed to ...
35059         * config/alpha/osf5.h: ... this.
35060         Merged old osf5.h contents.
35061         Update comments.
35062         (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
35063         (EXTRA_SPECS): Removed.
35064         * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
35065         reflect removal of Tru64 UNIX V4.0/V5.0 support.
35066         Document that.
35068 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35070         * doc/contrib.texi (Contributors, Rainer Orth): Update.
35072 2010-04-12  Kai Tietz  <kai.tietz@onevision.com>
35074         PR/43702
35075         * config/i386/i386.c (x86_this_parameter): Handle aggregate for
35076         __thiscall convention.
35078 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
35080         * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
35081         orig_base.
35082         * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
35084 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
35086         * function.c (assign_parms_initialize_all): Add unused attribute
35087         to fntype.
35089 2010-04-12  Richard Guenther  <rguenther@suse.de>
35091         * gsstruct.def (GSS_CALL): New.
35092         * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
35093         * gimple.h: Include tree-ssa-alias.h.
35094         (struct gimple_statement_call): New.
35095         (union gimple_statement_struct_d): Add gimple_call member.
35096         (gimple_call_reset_alias_info): Declare.
35097         (gimple_call_use_set): New function.
35098         (gimple_call_clobber_set): Likewise.
35099         * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
35100         * gimple.c (gimple_call_reset_alias_info): New function.
35101         (gimple_build_call_1): Call it.
35102         * lto-streamer-in.c (input_gimple_stmt): Likewise.
35103         * tree-inline.c (remap_gimple_stmt): Likewise.
35104         (expand_call_inline): Remove callused handling.
35105         * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
35106         * tree-dfa.c (dump_variable): Likewise.
35107         * tree-parloops.c (parallelize_loops): Likewise.
35108         * tree-ssa.c (init_tree_ssa): Likewise.
35109         (delete_tree_ssa): Likewise.
35110         * tree-flow-inline.h (is_call_used): Remove.
35111         * tree-flow.h (struct gimple_df): Remove callused member.
35112         * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
35113         * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
35114         (ref_maybe_used_by_call_p_1): Simplify.
35115         (call_may_clobber_ref_p_1): Likewise.
35116         * tree-ssa-structalias.c (compute_points_to_sets): Set
35117         the call stmt used and clobbered sets.
35118         * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
35119         (find_tail_calls): Verify the tail call.
35121 2010-04-12  Richard Guenther  <rguenther@suse.de>
35123         * ipa.c (cgraph_postorder): Adjust postorder to guarantee
35124         single-iteration always-inline inlining.
35125         * ipa-inline.c (cgraph_mark_inline): Do not return anything.
35126         (cgraph_decide_inlining): Do not handle always-inline specially.
35127         (try_inline): Remove always-inline cycle detection special case.
35128         Do not recurse on always-inlines.
35129         (cgraph_early_inlining): Do not iterate if not optimizing.
35130         (cgraph_gate_early_inlining): remove.
35131         (pass_early_inline): Run unconditionally.
35132         (gate_cgraph_decide_inlining): New function.
35133         (pass_ipa_inline): Use it.  Do not run the IPA inliner if
35134         not inlining or optimizing.
35135         (cgraph_decide_inlining_of_small_functions): Also consider
35136         always-inline functions.
35137         (cgraph_default_inline_p): Return true for nodes which should
35138         disregard inline limits.
35139         (estimate_function_body_sizes): Assume zero size and time for
35140         nodes which are marked as disregarding inline limits.
35141         (cgraph_decide_recursive_inlining): Do not perform recursive
35142         inlining on always-inline nodes.
35144 2010-04-12  Jakub Jelinek  <jakub@redhat.com>
35146         PR bootstrap/43699
35147         * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
35148         for exprs satisfying handled_component_p.
35150 2010-04-12  Eric Botcazou  <ebotcazou@adacore.com>
35152         * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
35153         non-constant aggregate elements.
35155         * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
35156         is a real initialization.
35158 2010-04-12  Shujing Zhao  <pearly.zhao@oracle.com>
35160         PR c/36774
35161         * c-decl.c (start_function): Move forward check for nested function.
35163 2010-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
35165         * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
35166         * config/sh/sh.c: Include reload.h.
35167         (sh_legitimize_reload_address): New.
35168         * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
35169         sh_legitimize_reload_address.
35171 2010-04-11  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
35173         * config/sh/sh.md (*movqi_pop): New insn pattern.
35174         * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
35176 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
35178         * config/i386/i386.md (any_shiftrt): New code iterator.
35179         (shiftrt_insn): New code attribute.
35180         (shiftrt): Ditto.
35181         (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
35182         using any_shiftrt code iterator.
35183         (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
35184         *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
35185         (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
35186         pattern from corresponding peephole2 patterns.
35187         (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
35188         using any_shiftrt code iterator.
35189         (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
35190         (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
35191         (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
35192         (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
35193         *{ashr,lshr}<mode>3_cmp_zext.
35194         (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
35196 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
35198         * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
35199         scratch register.
35200         (*lshr<mode>3_cconly): Ditto.
35202 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
35204         * config/i386/i386.md (lshr<mode>3): Macroize expander from
35205         lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
35206         (*lshr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
35207         pattern from *lshr{di,ti}3_1 and corresponding splitters using
35208         DWI mode iterator.
35209         (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
35210         from corresponding peephole2 patterns.
35211         (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
35212         *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
35213         and *lshrdi3_1_rex64 using SWI mode iterator.
35214         (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
35215         (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
35216         (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
35217         *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
35218         and *lshrdi3_cmp_rex64 using SWI mode iterator.
35219         (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
35220         (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
35221         *lshrdi3_one_bit_cconly_rex64. Macroize insn from
35222         *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
35223         SWI mode iterator.
35225 2010-04-10  Uros Bizjak  <ubizjak@gmail.com>
35227         * config/i386/i386.md (ashr<mode>3): Macroize expander from
35228         ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
35229         (*ashr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
35230         pattern from *ashr{di,ti}3_1 and corresponding splitters using
35231         DWI mode iterator.
35232         (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
35233         from corresponding peephole2 patterns.
35234         (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
35235         (ashrsi3_cvt): Rename from ashrsi3_31.
35236         (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
35237         (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
35238         and x86_64_shift_adj_3 using SWI48 mode iterator.
35239         (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
35240         *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
35241         and *ashrdi3_1_rex64 using SWI mode iterator.
35242         (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
35243         (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
35244         (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
35245         *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
35246         and *ashrdi3_cmp_rex64 using SWI mode iterator.
35247         (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
35248         (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
35249         *ashrdi3_one_bit_cconly_rex64. Macroize insn from
35250         *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
35251         SWI mode iterator.
35252         (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
35253         * config/i386/i386.c (ix86_split_ashr): Update for renamed
35254         x86_shift<mode>_adj_3 expanders.
35256 2010-04-10  Wei Guozhi  <carrot@google.com>
35258         PR target/42601
35259         * config/arm/arm.c (arm_pic_static_addr): New function.
35260         (legitimize_pic_address): Call arm_pic_static_addr when it detects
35261         a static symbol.
35262         (arm_output_addr_const_extra): Output expression for new pattern.
35263         * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
35265 2010-04-10  Bernd Schmidt  <bernds@codesourcery.com>
35267         * ira-costs.c (record_reg_classes): Ignore alternatives that are
35268         not enabled.
35270         * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
35271         * web.c: Include "insn-config.h" and "recog.h".
35272         (union_match_dups): New function.
35273         (web_main): Call it.
35274         (union_defs): Don't try to recognize match_dups.
35276         * reload1.c (eliminate_regs_in_insn): Don't restore an operand
35277         if doing so would replace the entire pattern.
35279 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
35281         PR target/43707
35282         PR target/43709
35283         * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
35284         and splitter pattern.  Change splitter operand 1 predicate to
35285         nonmemory_operand.
35287 2010-04-09  Martin Jambor  <mjambor@suse.cz>
35289         * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
35290         lattices are addresses of CONST_DECLs with the same initial value.
35291         (ipcp_print_all_lattices): Print values of CONST_DECLs.
35292         * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
35294 2010-04-09  Eric Botcazou  <ebotcazou@adacore.com>
35295             Bernd Schmidt  <bernds@codesourcery.com>
35297         * loop-invariant.c (replace_uses): New static function.
35298         (move_invariant_reg): Use it to ensure we can replace the uses.
35300 2010-04-09  Hariharan Sandanagobalane  <hariharan@picochip.com>
35302         * config/picochip/picochip.c (picochip_rtx_costs): Use correct
35303         function template.
35304         (picochip_override_options): Enable section anchors only above -O1.
35305         (picochip_reorg): Fixed a couple of build warnings.
35307 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35309         * configure.ac (plugin -rdynamic test): Log result.
35310         * configure: Regenerate.
35311         * config/sol2.h (LINK_SPEC): Handle -rdynamic.
35312         (RDYNAMIC_SPEC): Define.
35313         * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
35315 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35317         * configure.ac: Determine Sun ld version numbers.
35318         (comdat_group): Restrict GNU ld version checks to gld.
35319         (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
35320         (enable_comdat): Support --enable-comdat.
35321         * configure: Regenerate.
35322         * doc/install.texi (Configuration): Document --enable-comdat.
35324 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35326         * config/sparc/sol2-gld.h: Remove SPARC reference.  Rename ...
35327         * config/sol2-gld.h: ... here.
35328         * config.gcc (sparc*-*-solaris2*): Reflect this.
35329         (i[34567]86-*-solaris2*): Use it.
35331 2010-04-09  Steve Ellcey  <sje@cup.hp.com>
35333         * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
35334         setup_clocks_p.
35335         (final_emit_insn_group_barriers): Remove unused variable prev_insn.
35337 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
35339         PR 42965
35340         * diagnostic.c (diagnostic_initialize): Initialize
35341         some_warnings_are_errors.
35342         (diagnostic_finish): New.
35343         (diagnostic_action_after_output): Call it before exiting.
35344         (diagnostic_report_diagnostic): Do not print message here. Set
35345         some_warnings_are_errors.
35346         * diagnostic.h (diagnostic_context): Delete
35347         issue_warnings_are_errors_message. Add some_warnings_are_errors.
35348         (diagnostic_finish): Declare.
35349         * toplev.c (toplev_main): Call it before exit.
35351 2010-04-09  Jason Merrill  <jason@redhat.com>
35353         PR c++/42623
35354         * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
35355         for incomplete type.
35357         PR c++/41788
35358         * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
35359         based on a warning flag.
35361 2010-04-09  Richard Guenther  <rguenther@suse.de>
35363         * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
35365 2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>
35367         PR bootstrap/43684
35368         * varasm.c (default_assemble_visibility): Wrap vars that are
35369         set, but unused, by targets without GAS.
35370         * config/rs6000/rs6000.c (paired_emit_vector_compare):
35371         Remove set, but unused, vars.
35372         (rs6000_legitimize_tls_address): Likewise.
35373         (altivec_expand_dst_builtin): Likewise.
35374         * config/darwin.c (machopic_classify_symbol): Likewise.
35375         (machopic_indirection_name): Likewise.
35377 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
35379         * config/i386/i386.md (DWI): New mode iterator.
35380         (S): New mode attribute.
35381         (shift_operand): Ditto.
35382         (shift_immediate_operand): Ditto.
35383         (ashl_input_operand): Ditto.
35384         (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
35385         using SDWIM mode iterator.
35386         (*ashl<mode>3_doubleword): New insn_and_split_pattern.  Macroize
35387         pattern from *ashl{di,ti}3_1 and corresponding splitters using
35388         DWI mode iterator.
35389         (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
35390         from corresponding peephole2 patterns.
35391         (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
35392         and x86_64_shift_adj_1 using SWI48 mode iterator.
35393         (x86_shift<mode>_adj_2): Ditto.
35394         (*ashldi3_1_rex64): Split TYPE_LEA pattern.
35395         (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
35396         using SWI48 mode iterator.
35397         (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
35398         *ashldi3_cmp_rex64 using SWI mode iterator.
35399         (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
35400         *ashldi3_cconly_rex64 using SWI mode iterator.
35401         * config/i386/i386.c (ix86_split_ashl): Update for renamed
35402         x86_shift<mode>_adj_{1,2}.
35403         (ix86_split_ashr): Ditto.
35404         (ix86_split_lshr): Ditto.
35406 2010-04-09  Richard Guenther  <rguenther@suse.de>
35408         * target.h (builtin_conversion): Pass in input and output types.
35409         * targhooks.c (default_builtin_vectorized_conversion): Adjust.
35410         * targhooks.h (default_builtin_vectorized_conversion): Likewise.
35411         * tree-vect-stmts.c (vectorizable_conversion): Adjust.
35412         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
35414         * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
35415         Handle AVX modes.
35416         * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
35418 2010-04-09  Richard Guenther  <rguenther@suse.de>
35420         PR target/43152
35421         * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
35423 2010-04-09  Richard Guenther  <rguenther@suse.de>
35425         * tree-vectorizer.h (struct _stmt_vec_info): Document
35426         that vectype is the type of the LHS.
35427         (supportable_widening_operation, supportable_narrowing_operation):
35428         Get both input and output vector types as arguments.
35429         (vect_is_simple_use_1): Declare.
35430         (get_same_sized_vectype): Likewise.
35431         * tree-vect-loop.c (vect_determine_vectorization_factor):
35432         Set STMT_VINFO_VECTYPE to the vector type of the def.
35433         (vectorizable_reduction): Adjust.
35434         * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
35435         Adjust.  Specify the output vector type.
35436         (vect_pattern_recog_1): Adjust.
35437         * tree-vect-stmts.c (get_same_sized_vectype): New function.
35438         (vectorizable_call): Adjust.
35439         (vectorizable_conversion): Likewise.
35440         (vectorizable_operation): Likewise.
35441         (vectorizable_type_demotion): Likewise.
35442         (vectorizable_type_promotion): Likewise.
35443         (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
35444         the def.
35445         (vect_is_simple_use_1): New function.
35446         (supportable_widening_operation): Get both input and output
35447         vector types.
35448         (supportable_narrowing_operation): Likewise.
35449         * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
35451 2010-04-09  Kai Tietz  <kai.tietz@onevision.com>
35453         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
35454         __thiscall and _thiscall as predefined macros.
35455         * config/i386/i386.c (ix86_handle_cconv_attribute): Add
35456         thiscall attribute handling.
35457         (ix86_comp_type_attributes): Likewise.
35458         (ix86_function_regparm): Likewise.
35459         (ix86_return_pops_args): Likewise.
35460         (init_cumulative_args): Likewise.
35461         (find_drap_reg): Likewise.
35462         (ix86_static_chain): Likewise.
35463         (x86_this_parameter): Likewise.
35464         (x86_output_mi_thunk): Likewise.
35465         (ix86_attribute_table): Add description for thiscall attribute.
35466         * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
35467         * doc/extend.texi: Add documentation for thiscall.
35469 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
35471         PR c++/28584
35472         * c.opt (Wint-to-pointer-cast): Available in C++.
35473         * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
35475 2010-04-08  Eric Botcazou  <ebotcazou@adacore.com>
35477         * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
35478         * calls.c (expand_call): Pass the function type to aggregate_value_p.
35479         * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
35480         the target function of a CALL_EXPR.  Honor TREE_ADDRESSABLE on the
35481         function type instead.  Reorder and simplify checks.
35483         * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
35485 2010-04-08  Jing Yu  <jingyu@google.com>
35486             Zdenek Dvorak  <ook@ucw.cz>
35488         PR tree-optimization/42720
35489         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
35490         loop unswitch conditions here from ...
35491         (tree_unswitch_single_loop): ... here.
35493 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
35495         * tree-if-conv.c: Fix comments and simplify logic.
35497 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
35499         * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
35500         (tree_if_conversion): Same.  Update call to if_convertible_loop_p.
35501         (main_tree_if_conversion): Update call to tree_if_conversion.
35503 2010-04-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
35505         PR 42485
35506         * doc/invoke.texi (-b,-V): Delete.
35507         * doc/tm.texi: Do not mention -b.
35508         * gcc.c (display_help): Delete -b and -V.
35509         (process_command): Delete -b and -V.
35510         * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
35512 2010-04-08  Christian Borntraeger  <borntraeger@de.ibm.com>
35513             Wolfgang Gellerich  <gellerich@de.ibm.com>
35515         Implement target hook for loop unrolling
35516         * target.h (loop_unroll_adjust): Add a new target hook function.
35517         * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
35518         * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
35519         * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
35520         (s390_loop_unroll_adjust): Implement the new target hook for s390.
35521         * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
35522         target hook.
35523         (decide_unroll_stupid): Likewise.
35525 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35527         PR target/43643
35528         * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
35530 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35532         * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
35533         (Specific, *-*-solaris2*): Likewise.
35534         Don't prefer Sun as over GNU as.
35536 2010-04-08  Wolfgang Gellerich  <gellerich@de.ibm.com>
35538         * config/s390/s390.c (override_options): Adjust the z10 defaults
35539         for max-unroll-times, max-completely-peeled-insns
35540         and max-completely-peel-times.
35542 2010-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
35544         * config/s390/s390.c (s390_expand_movmem): Issue prefetch
35545         instructions for z10.
35546         (s390_expand_setmem): Likewise.
35547         (s390_expand_cmpmem): Likewise.
35549 2010-04-08  Richard Guenther  <rguenther@suse.de>
35551         PR tree-optimization/43679
35552         * tree-ssa-pre.c (eliminate): Only propagate copies.
35554 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
35556         PR bootstrap/43681
35557         * expr.c (block_move_libcall_safe_for_call_parm): Avoid
35558         set but not used variable warning.
35560 2010-04-08  Wei Guozhi  <carrot@google.com>
35562         PR target/41653
35563         * config/arm/arm.c (thumb1_size_rtx_costs): New function.
35564         (arm_size_rtx_costs): Call the new function when optimized for size.
35566 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
35568         PR debug/43670
35569         * cfgexpand.c (expand_debug_expr): If for non-NULL offset
35570         op0 is not a MEM, just return NULL instead of assertion
35571         failure.
35572         (discover_nonconstant_array_refs): Don't walk debug stmts.
35574 2010-04-08  Doug Kwan  <dougkwan@google.com>
35576         * configure.ac: Recognize gold and do not use its version number
35577         to test ld features.
35578         * configure: Regenerate.
35580 2010-04-08  Maxim Kuvyrkov  <maxim@codesourcery.com>
35582         PR middle-end/40815
35583         * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
35584         (negate_value): Move code to push elements to broken_up_substracts ...
35585         (eliminate_plus_minus_pair): ... here.  Push operands that have no
35586         negative pair to plus_negates.
35587         (repropagate_negates, init_reassoc, fini_reassoc): Update.
35589 2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35591         * doc/install.texi (Configuration): Move description of
35592         --enable-lto, --with-libelf*, --enable-gold from Java section to
35593         general section.
35595         * doc/generic.texi (Working with declarations)
35596         (Function Properties, C and C++ Trees): Fix typos.
35597         * doc/sourcebuild.texi (Top Level): Likewise.
35599 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
35601         PR c/18624
35602         * tree.h (DECL_READ_P): Define.
35603         (struct tree_decl_common): Add decl_read_flag.
35604         * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
35605         a set but not used warning.
35606         (merge_decls): Merge DECL_READ_P flag.
35607         (finish_decl, build_compound_literal): Set DECL_READ_P flag.
35608         (finish_function): Issue -Wunused-but-set-parameter diagnostics.
35609         * c-common.c (handle_used_attribute, handle_unused_attribute):
35610         Likewise.
35611         * c-tree.h (default_function_array_read_conversion, mark_exp_read):
35612         New prototypes.
35613         * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
35614         New functions.
35615         (default_conversion, c_process_expr_stmt): Call mark_exp_read.
35616         * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
35617         c_parser_binary_expression, c_parser_cast_expression,
35618         c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
35619         Call default_function_array_read_conversion instead of
35620         default_function_array_conversion where needed.
35621         (c_parser_unary_expression, c_parser_conditional_expression,
35622         c_parser_postfix_expression_after_primary, c_parser_initelt):
35623         Likewise.  Call mark_exp_read where needed.
35624         (c_parser_statement_after_labels, c_parser_asm_operands,
35625         c_parser_typeof_specifier, c_parser_sizeof_expression,
35626         c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
35627         where needed.
35628         * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
35629         New.
35630         * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
35631         (warn_unused_but_set_parameter): Default to warn_unused
35632         && extra_warnings.
35633         * doc/invoke.texi: Document -Wunused-but-set-variable and
35634         -Wunused-but-set-parameter.
35636         * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
35637         used count variable.
35638         * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
35639         when operandN variables aren't used in the body of the expander
35640         or splitter.
35641         * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
35642         FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
35643         * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
35644         * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
35645         FOR_EACH_IMM_USE_ON_STMT): Likewise.
35646         * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
35647         * tree.c (PROCESS_ARG): Likewise.
35649 2010-04-07  Simon Baldwin  <simonb@google.com>
35651         * diagnostic.h (diagnostic_override_option_index): New macro to
35652         set a diagnostic's option_index.
35653         * c-tree.h (c_cpp_error): Add warning reason argument.
35654         * opts.c (_warning_as_error_callback): New.
35655         (register_warning_as_error_callback): Store callback for
35656         warnings enabled via enable_warning_as_error.
35657         (enable_warning_as_error): Call callback, minor code tidy.
35658         * opts.h (register_warning_as_error_callback): Declare.
35659         * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
35660         response to -Werror=.
35661         (c_common_init_options): Register warning_as_error_callback in opts.c.
35662         * common.opt: Add -Wno-cpp option.
35663         * c-common.c (struct reason_option_codes_t): Map cpp warning
35664         reason codes to gcc option indexes.
35665         * (c_option_controlling_cpp_error): New function, lookup the gcc
35666         option index for a cpp warning reason code.
35667         * (c_cpp_error): Add warning reason argument, call
35668         c_option_controlling_cpp_error for diagnostic_override_option_index.
35669         * doc/invoke.texi: Document -Wno-cpp.
35671 2010-04-07  Richard Guenther  <rguenther@suse.de>
35673         * ipa-reference.c (mark_load): Use get_base_address.
35674         (mark_store): Likewise.
35676         * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
35677         inserting GIMPLE_NOPs into the IL.
35678         * tree-ssa-structalias.c (get_constraint_for_component_ref):
35679         Explicitly strip handled components and indirect references.
35681         * fold-const.c (fold_unary_loc): Do not strip qualifiers when
35682         folding address expressions.
35683         * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
35684         * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
35685         operand_equal_p to compare decls.
35686         (ptr_deref_may_alias_decl_p): Likewise.
35687         * tree-ssa-operands.c (get_asm_expr_operands): Simplify
35688         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
35689         Handle reversed comparison ops.
35690         * tree-sra.c (asm_visit_addr): Use get_base_address.
35691         * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
35692         * ipa-reference.c (mark_address): Use get_base_address.
35694 2010-04-07  Richard Guenther  <rguenther@suse.de>
35696         * tree-ssa-forwprop.c (forward_propagate_addr_expr):
35697         Propagate constants everywhere.
35699 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
35701         PR debug/43516
35702         * tree.c (MAX_INT_CACHED_PREC): Define.
35703         (nonstandard_integer_type_cache): New array.
35704         (build_nonstandard_integer_type): Cache results for precision
35705         <= MAX_INT_CACHED_PREC.
35707 2010-04-07  Richard Guenther  <rguenther@suse.de>
35709         * doc/invoke.texi (-fargument-alias, -fargument-noalias,
35710         -fargument-noalias-global, -fargument-noalias-anything): Remove.
35711         * common.opt: Likewise.
35712         * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
35713         * alias.c (base_alias_check): Remove flag_argument_noalias handling.
35714         (nonoverlapping_memrefs_p): Likewise.
35715         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
35716         * opts.c (common_handle_option): Handle OPT_fargument_alias,
35717         OPT_fargument_noalias, OPT_fargument_noalias_anything and
35718         OPT_fargument_noalias_global for backward compatibility.
35720 2010-04-07  Richard Guenther  <rguenther@suse.de>
35722         PR tree-optimization/43270
35723         * tree-vrp.c (check_array_ref): Fix flexible array member detection.
35724         * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
35725         * tree-ssa-pre.c (phi_translate_1): Adjust.
35726         (fully_constant_expression): Split out vn_reference handling to ...
35727         * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
35728         Fold reads from constant strings.
35729         (vn_reference_lookup): Handle fully constant references.
35730         (vn_reference_lookup_pieces): Likewise.
35731         * Makefile.in (expmed.o-warn): Add -Wno-error.
35733 2010-04-07  Martin Jambor  <mjambor@suse.cz>
35735         * tree-sra.c (find_param_candidates): Allow scalar va_list types.
35737 2010-04-07  Iain Sandoe  <iains@gcc.gnu.org>
35739         PR driver/41594
35740         * gcc.c: Add -static-libstdc++ to list of recognized options.
35742 2010-04-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
35744         * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
35746 2010-04-07  Richard Guenther  <rguenther@suse.de>
35748         PR middle-end/42617
35749         * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
35750         bases build simple mem attributes to retain points-to information.
35752 2010-04-07  Richard Guenther  <rguenther@suse.de>
35754         PR middle-end/42617
35755         * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
35756         preserve points-to related information.
35758 2010-04-07  Richard Guenther  <rguenther@suse.de>
35760         PR middle-end/42617
35761         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
35762         discard plain indirect references.
35763         * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
35764         * tree.c (tree_nop_conversion): Likewise.
35766 2010-04-07  Dodji Seketeli  <dodji@redhat.com>
35768         PR debug/43628
35769         * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
35771 2010-04-06  Kai Tietz  <kai.tietz@onevision.com>
35773         * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
35774         calling convention attributes on METHOD_TYPEs for w64 ABI, too.
35776 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
35778         * tree-if-conv.c: Fix indentation and comments.
35780 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
35782         * tree-if-conv.c: Sort static functions in topological order.
35784 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
35786         * tree-if-conv.c: Fix indentation and comments.
35788 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
35790         PR middle-end/43519
35791         * graphite-clast-to-gimple.c (max_signed_precision_type): Use
35792         lang_hooks.types.type_for_size instead of
35793         build_nonstandard_integer_type.
35794         When converting an unsigned type to signed, double its precision.
35795         (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
35796         (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
35797         (graphite_create_new_loop_guard): When ub + 1 wraps around,
35798         use lb <= ub.
35800 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
35802         PR middle-end/43519
35803         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
35804         POINTER_PLUS_EXPR for pointer types.
35806 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
35808         PR middle-end/43519
35809         * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
35810         * graphite-clast-to-gimple.c: Include langhooks.h.
35811         (max_signed_precision_type): New.
35812         (max_precision_type): Takes two types as arguments.
35813         (precision_for_value): New.
35814         (precision_for_interval): New.
35815         (gcc_type_for_interval): New.
35816         (gcc_type_for_value): New.
35817         (gcc_type_for_clast_term): New.
35818         (gcc_type_for_clast_red): New.
35819         (gcc_type_for_clast_bin): New.
35820         (gcc_type_for_clast_expr): Split up into several functions.
35821         (gcc_type_for_clast_eq): Rewritten.
35822         (compute_bounds_for_level): New.
35823         (compute_type_for_level_1): New.
35824         (compute_type_for_level): New.
35825         (gcc_type_for_cloog_iv): Removed.
35826         (gcc_type_for_iv_of_clast_loop): Rewritten.
35827         (graphite_create_new_loop): Compute the lower and upper bound types
35828         with gcc_type_for_clast_expr.
35829         (graphite_create_new_loop_guard): Same.
35830         (find_cloog_iv_in_expr): Removed.
35831         (compute_cloog_iv_types_1): Removed.
35832         (compute_cloog_iv_types): Removed.
35833         (gloog): Do not call compute_cloog_iv_types.
35834         * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
35835         GBB_CLOOG_IV_TYPES.
35836         (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
35837         * sese.h (struct gimple_bb): Removed field cloog_iv_types.
35838         (GBB_CLOOG_IV_TYPES): Removed.
35840 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
35842         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
35843         gimple_phi_num_args of the loop close SSA phi node is equal to 1.
35844         (detect_commutative_reduction): Same.
35846 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
35848         * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
35849         call to verify_ssa.  Invoke verify_loop_closed_ssa with an extra
35850         argument.
35851         * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
35852         * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
35853         (rewrite_commutative_reductions_out_of_ssa): Same.
35854         * passes.c (execute_function_todo): Call verify_ssa for every pass
35855         in the LNO.  Invoke verify_loop_closed_ssa with an extra argument.
35856         * tree-flow.h (verify_loop_closed_ssa): Update declaration.
35857         * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
35858         with an extra argument.
35859         * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same.  Call
35860         verify_ssa only when the extra argument is true.
35861         (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
35862         with an extra argument.
35863         (tree_transform_and_unroll_loop): Same.
35865 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
35867         * passes.c (execute_function_todo): Call verify_loop_closed_ssa
35868         for all the passes of the LNO having LOOP_CLOSED_SSA.
35869         * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
35870         * tree-loop-distribution.c (pass_loop_distribution): Same.
35871         * tree-pass.h (TODO_verify_loops): Removed.
35872         * tree-ssa-loop.c (pass_tree_loop_init): Same.
35873         (pass_lim): Same.
35874         (pass_tree_unswitch): Same.
35875         (pass_predcom): Same.
35876         (pass_vectorize): Same.
35877         (pass_linear_transform): Same.
35878         (pass_graphite_transforms): Same.
35879         (pass_iv_canon): Same.
35880         (pass_complete_unroll): Same.
35881         (pass_complete_unrolli): Same.
35882         (pass_parallelize_loops): Same.
35883         (pass_loop_prefetch): Same.
35884         (pass_iv_optimize): Same.
35886 2010-04-06  Changpeng Fang  <changpeng.fang@amd.com>
35888         PR middle-end/32824
35889         * passes.c (init_optimization_passes): Move pass_lim before
35890         pass_copy_prop and pass_dce_loop.
35892 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
35894         PR target/43667
35895         * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
35896         instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
35897         (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
35898         MULTI_* defines for 4 argument vpermil2p* builtins.
35900 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
35902         * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
35903         * config/i386/i386.c (x86_maybe_negate_const_int): New.
35904         (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
35905         * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
35906         *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
35907         *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
35908         *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
35909         Use x86_maybe_negate_const_int to output insn mnemonic.
35910         (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto.  Remove overflow
35911         check from instruction predicate.  Update comments.
35912         * config/i386/sync.md (sync_add<mode>): Use
35913         x86_maybe_negate_const_int to output insn mnemonic.
35915 2010-04-06  Jan Hubicka  <jh@suse.cz>
35917         PR tree-optimization/42906
35918         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
35919         IGNORE_SELF argument.  Set visited_control_parents for fully
35920         processed BBs.
35921         (find_obviously_necessary_stmts): Update call of
35922         mark_control_dependent_edges_necessary.
35923         (propagate_necessity): Likewise.  Handle PHI edges more curefully.
35925 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
35927         * config/i386/i386.md: Remove comment about 'e' and 'E'
35928         operand modifier.
35930 2010-04-06  Richard Guenther  <rguenther@suse.de>
35932         PR tree-optimization/43627
35933         * tree-vrp.c (extract_range_from_unary_expr): Widenings
35934         of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
35935         not varying.
35937 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
35939         * BASE-VER: Change to 4.6.0.
35941         PR target/43638
35942         * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
35943         handling.
35945 2010-04-06  Richard Guenther  <rguenther@suse.de>
35947         PR middle-end/43661
35948         * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
35950 2010-04-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
35952         * doc/invoke.texi (Optimize Options): Document that LTO
35953         won't remove object access purely due to incompatible
35954         declarations.
35956 2010-04-04  Matthias Klose  <doko@ubuntu.com>
35958         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
35959         Initialize variable.
35961 2010-04-03  Richard Guenther  <rguenther@suse.de>
35963         PR middle-end/42509
35964         * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
35965         require a non-NULL MEM_OFFSET.
35967 2010-04-02  Steven Bosscher  <steven@gcc.gnu.org>
35969         * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
35970         basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
35971         collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
35972         config/alpha/predicates.md, config/arm/arm.md,
35973         config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
35974         config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
35975         config/darwin9.h, config/darwin.c, config/darwin.h,
35976         config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
35977         config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
35978         config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
35979         config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
35980         config/mips/mips.md, config/mn10300/mn10300.c,
35981         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
35982         config/rs6000/aix.h, config/rs6000/dfp.md,
35983         config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
35984         config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
35985         config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
35986         config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
35987         config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
35988         config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
35989         c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
35990         diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
35991         doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
35992         doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
35993         fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
35994         gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
35995         graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
35996         graphite-dependences.c, graphite-poly.c, graphite-poly.h,
35997         graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
35998         graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
35999         intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
36000         ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
36001         ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
36002         loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
36003         objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
36004         opt-functions.awk, opth-gen.awk, params.def, passes.c,
36005         postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
36006         rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
36007         store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
36008         tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
36009         tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
36010         tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
36011         tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
36012         tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
36013         tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
36014         tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
36015         tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
36016         tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
36017         tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
36018         unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
36020 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
36022         PR other/43620
36023         * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
36024         * aclocal.m4: Regenerate.
36026 2010-04-02  Richard Guenther  <rguenther@suse.de>
36028         PR tree-optimization/43629
36029         * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
36030         if we have seen a constant value.
36032 2010-04-02  Joseph Myers  <joseph@codesourcery.com>
36034         * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
36036 2010-04-02  Richard Earnshaw  <rearnsha@arm.com>
36038         PR target/43469
36039         * arm.c (legitimize_tls_address): Adjust call to
36040         gen_tls_load_dot_plus_four.
36041         (arm_note_pic_base): New function.
36042         (arm_cannot_copy_insn_p): Use it.
36043         * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
36044         constraint.
36046 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
36048         PR bootstrap/43531
36050         Revert:
36051         2009-09-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
36053         * Makefile.in ($(out_object_file)): Depend on
36054         gt-$(basename $(notdir $(out_file))).h.
36056 2010-04-01  Ralf Corsépius  <ralf.corsepius@rtems.org>
36058         * config.gcc (lm32-*-rtems*): Add t-lm32.
36060 2010-04-01  Joel Sherrill  <joel.sherrill@oarcorp.com>
36062         * config.gcc: Add lm32-*-rtems*.
36063         * config/lm32/rtems.h: New file.
36065 2010-04-01  Dave Korn  <dave.korn.cygwin@gmail.com>
36067         PR target/42609
36068         * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
36070 2010-04-01  Jakub Jelinek  <jakub@redhat.com>
36072         * dwarf2out.c (output_compilation_unit_header): For
36073         -gdwarf-4 use version 4 instead of version 3.
36074         (output_line_info): For version 4 and above emit additional
36075         maximum ops per insn header field.
36076         (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
36078         * dwarf2out.c (is_c_family, is_java): Remove.
36079         (lower_bound_default): New function.
36080         (add_bound_info, gen_descr_array_type_die): Use it.
36082 2010-04-01  Dodji Seketeli  <dodji@redhat.com>
36084         PR debug/43325
36085         * dwarf2out.c (gen_variable_die): Allow debug info for variable
36086         re-declaration when it happens in a function.
36088 2010-04-01  Aldy Hernandez  <aldyh@redhat.com>
36090         * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
36091         (cgraph_remove_function_insertion_hook): Same.
36092         (cgraph_call_function_insertion_hooks): Same.
36094 2010-04-01  Richard Guenther  <rguenther@suse.de>
36096         PR middle-end/43614
36097         * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
36098         and TREE_THIS_VOLATILE.
36099         (copy_ref_info): Likewise.
36100         * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
36101         * tree.c (build6_stat): Ignore side-effects of all but arg5
36102         for TARGET_MEM_REF.  Set TREE_THIS_VOLATILE from arg5 of
36103         TARGET_MEM_REF.
36105 2010-04-01  Richard Guenther  <rguenther@suse.de>
36107         PR tree-optimization/43607
36108         * ipa-type-escape.c (check_call): Do not access non-existing
36109         arguments.
36111 2010-04-01  Richard Guenther  <rguenther@suse.de>
36113         PR middle-end/43602
36114         Revert
36115         2010-03-30  Seongbae Park  <seongbae.park@gmail.com>
36116                     Jack Howarth  <howarth@bromo.med.uc.edu>
36118         * tree-profile.c (tree_init_ic_make_global_vars): Make static
36119         variables TLS.
36121 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36123         * doc/install.texi (Prerequisites): Document libelf usability on
36124         IRIX 5/6 and Solaris 2.
36125         (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
36126         Update GNU as, GNU ld requirements.
36127         (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
36128         Document Sun Studio compiler download.
36129         Update and simplify as, ld recommendations.
36130         (Specific, *-*-solaris2.7): Note obsoletion, removal.
36132 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36134         * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
36135         with_tune_32 to pentium4.
36137 2010-04-01  Uros Bizjak  <ubizjak@gmail.com>
36139         * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
36141 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36143         * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
36144         obsoletion, removal.
36145         Update IDO URL.
36146         Document GNU as requirement.
36147         Update configure requirements.
36148         (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
36149         Recomment IRIX 6.5.18+.
36150         Document IDF/IDL requirement.
36151         Document GNU as requirement.
36152         Document GNU ld bootstrap failure.
36153         Remove freeware.sgi.com reference.
36155 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36157         * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
36158         UNIX V4.0, V5.0 obsoletion, removal.
36159         Remove --with-gc=simple reference.
36160         Update VM requirements during bootstrap.
36161         Remove -oldas bootstrap description.
36162         Update binutils reference.
36163         Remove comparison failure note.
36165 2010-03-31  Richard Guenther  <rguenther@suse.de>
36166             Zdenek Dvorak  <ook@ucw.cz>
36167             Sebastian Pop  <sebastian.pop@amd.com>
36169         PR middle-end/43464
36170         * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
36171         with multiple arguments.
36172         (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
36174 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
36176         * graphite-dependences.c (print_pddr): Call print_pdr with an
36177         extra argument.
36178         * graphite-poly.c (debug_pdr): Add an extra argument for the
36179         verbosity level.
36180         (print_pdr): Same.
36181         (print_pbb_domain): Same.
36182         (print_pbb): Same.
36183         (print_scop_context): Same.
36184         (print_scop): Same.
36185         (print_cloog): Same.
36186         (debug_pbb_domain): Same.
36187         (debug_pbb): Same.
36188         (print_pdrs): Same.
36189         (debug_pdrs): Same.
36190         (debug_scop_context): Same.
36191         (debug_scop): Same.
36192         (debug_cloog): Same.
36193         (print_scop_params): Same.
36194         (debug_scop_params): Same.
36195         (print_iteration_domain): Same.
36196         (print_iteration_domains): Same.
36197         (debug_iteration_domain): Same.
36198         (debug_iteration_domains): Same.
36199         (print_scattering_function): Same.
36200         (print_scattering_functions): Same.
36201         (debug_scattering_function): Same.
36202         (debug_scattering_functions): Same.
36203         * graphite-poly.h (debug_pdr): Update declaration.
36204         (print_pdr): Same.
36205         (print_pbb_domain): Same.
36206         (print_pbb): Same.
36207         (print_scop_context): Same.
36208         (print_scop): Same.
36209         (print_cloog): Same.
36210         (debug_pbb_domain): Same.
36211         (debug_pbb): Same.
36212         (print_pdrs): Same.
36213         (debug_pdrs): Same.
36214         (debug_scop_context): Same.
36215         (debug_scop): Same.
36216         (debug_cloog): Same.
36217         (print_scop_params): Same.
36218         (debug_scop_params): Same.
36219         (print_iteration_domain): Same.
36220         (print_iteration_domains): Same.
36221         (debug_iteration_domain): Same.
36222         (debug_iteration_domains): Same.
36223         (print_scattering_function): Same.
36224         (print_scattering_functions): Same.
36225         (debug_scattering_function): Same.
36226         (debug_scattering_functions): Same.
36228 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
36230         * graphite-poly.c (print_scattering_function_1): New.
36231         (print_scattering_function): Call it.
36232         (print_scop_params): Remove spaces at the end of lines.
36233         (print_cloog): New.
36234         (debug_cloog): New.
36235         * graphite-poly.h (print_cloog): Declared.
36236         (debug_cloog): Declared.
36238 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
36240         * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
36241         in loop->header.
36242         * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
36243         * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
36244         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
36245         to switch between adding the IV bump in loop->latch or in loop->header.
36247 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
36249         * graphite-poly.c (print_scattering_function): Pretty print following
36250         the scoplib format.
36251         (print_pdr): Same.
36252         (print_pbb_domain): Same.
36253         (dump_gbb_cases): Same.
36254         (dump_gbb_conditions): Same.
36255         (print_pdrs): Same.
36256         (print_pbb): Same.
36257         (print_scop_params): Same.
36258         (print_scop_context): Same.
36259         (print_scop): Same.
36260         (print_pbb_body): New.
36261         (lst_indent_to): New.
36262         (print_lst): Start new lines with a #.
36263         * graphite-poly.h (pbb_bb): New.
36264         (pbb_index): Use pbb_bb.
36265         * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
36266         disjuncts.
36267         * tree-data-ref.c (dump_data_reference): Start new lines with a #.
36269 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
36271         * dwarf2out.c (size_of_die): For -gdwarf-4 use
36272         uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
36273         and 0 instead of 1 for dw_val_class_flag.
36274         (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
36275         dw_val_class_range_list, dw_val_class_loc_list,
36276         dw_val_class_lineptr and dw_val_class_macptr, use
36277         DW_FORM_flag_present for dw_val_class_flag and
36278         DW_FORM_exprloc for dw_val_class_loc.
36279         (output_die): For -gdwarf-4 print dw_val_class_loc
36280         size as uleb128 instead of 1 or 2 bytes and don't print
36281         anything for dw_val_class_flag.
36283         * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
36284         instead of cselib_lookup following by tweaking locs->setting_insn.
36286         PR bootstrap/43596
36287         * cselib.c (cselib_process_insn): Clear cselib_current_insn
36288         even before returning from label, setjmp call or volatile asm
36289         handling.
36291 2010-03-31  Richard Guenther  <rguenther@suse.de>
36293         PR middle-end/43600
36294         * cgraphunit.c (cgraph_output_in_order): Do not allocate
36295         temporary data on stack.
36297 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36299         * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
36300         (PUSHSECTION_ASM_OP): Remove.
36301         (POPSECTION_ASM_OP): Remove.
36302         (PUSHSECTION_FORMAT): Remove.
36303         * config/sol2.h (PUSHSECTION_FORMAT): Define.
36304         * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
36305         * config/sol2.c (solaris_output_init_fini): Use it.
36307 2010-03-31  Jie Zhang  <jie@codesourcery.com>
36309         PR 43574
36310         * opt-functions.awk (var_type_struct): Use signed char type
36311         for simple variables.
36313 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36315         * config/sol2.c: Include output.h.
36316         (solaris_assemble_visibility): New function.
36317         * config/t-sol2 (sol2.o): Add output.h dependency.
36318         * config/sol2-protos.h (solaris_assemble_visibility): Declare.
36319         * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
36320         Redefine.
36322 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
36324         PR target/43580
36325         * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
36326         V2SImode or XFmode on PRE_DEC.
36328         PR debug/43557
36329         * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
36330         BLKmode.
36332 2010-03-31  Jie Zhang  <jie@codesourcery.com>
36334         PR 43562
36335         * reload.h (caller_save_initialized_p): Declare.
36336         * toplev.c (backend_init_target): Don't call
36337         init_caller_save but set caller_save_initialized_p to false.
36338         * caller-save.c (caller_save_initialized_p): Define.
36339         (init_caller_save): Check caller_save_initialized_p.
36340         * ira.c (ira): Call init_caller_save if flag_caller_saves.
36342 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36344         PR target/39048
36345         * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
36346         and soft-fp/t-softfp to tmake_file.
36347         * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
36348         (LIBGCC2_TF_CEXT): Define.
36349         (TF_SIZE): Define.
36351 2010-03-30  Alexandre Oliva  <aoliva@redhat.com>
36353         PR debug/42977
36354         * cselib.c (n_useless_values): Document handling of debug locs.
36355         (n_useless_debug_values, n_debug_values): New variables.
36356         (new_elt_loc_list): Don't add to debug values, keep count.
36357         (promote_debug_loc): New.
36358         (cselib_reset_table): Zero new variables.
36359         (entry_and_rtx_equal_p): Promote debug locs.
36360         (discard_useless_locs): Increment n_useless_debug_values for
36361         debug values.
36362         (remove_useless_values): Adjust n_useless_values and n_debug_values
36363         with n_useless_debug_values.
36364         (add_mem_for_addr): Promote debug locs.
36365         (cselib_lookup_mem): Likewise.
36366         (cselib_lookup_addr): Renamed to...
36367         (cselib_lookup_addr_1): ... this.  Promote debug locs.  Don't call...
36368         (cselib_log_lookup): ... this.  Turn into...
36369         (cselib_lookup_addr): ... new wrapper.
36370         (cselib_lookup_from_insn): New.
36371         (cselib_invalidate_regno): Increment n_useless_debug_values for
36372         debug values.
36373         (cselib_invalidate_mem): Likewise.
36374         (cselib_process_insn): Take n_deleted and n_debug_values into
36375         account to guard remove_useless_value call.
36376         (cselib_finish): Zero n_useless_debug_values.
36377         * cselib.h (cselib_lookup_from_insn): Declare.
36378         * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
36379         (sched_analyze_2): Likewise.
36381 2010-03-30  Jakub Jelinek  <jakub@redhat.com>
36383         * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
36384         functions.
36385         (adjust_mems): Replace narrowing SUBREG of expression containing
36386         just PLUS, MINUS, MULT and ASHIFT of registers and constants
36387         with operations in the narrower mode.
36389         PR debug/43593
36390         * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
36391         regs_invalidated_by_call instead all call_used_reg_set registers.
36393 2010-03-30  Sebastian Pop  <sebastian.pop@amd.com>
36395         PR middle-end/43430
36396         * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
36397         pointer comparisons with types_compatible_p.
36398         * tree-vect-stmts.c (vectorizable_call): Same.
36399         (vectorizable_condition): Same.
36401 2010-03-30  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
36403         * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
36404         stack check if the mask would be zero.
36406 2010-03-30  Seongbae Park  <seongbae.park@gmail.com>
36407             Jack Howarth  <howarth@bromo.med.uc.edu>
36409         * tree-profile.c (tree_init_ic_make_global_vars): Make static
36410         variables TLS.
36412 2010-03-30  Joseph Myers  <joseph@codesourcery.com>
36414         PR other/25232
36415         * libgcc-std.ver (GCC_4.5.0): Define version.  Include __unordxf2
36416         and __unordtf2.
36417         * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
36418         Include ___unordxf2 and ___unordtf2.
36419         * config/i386/libgcc-glibc.ver: Do not define inheritance from
36420         GCC_4.4.0 here.
36422 2010-03-30  Tarik Graba  <tarik.graba@telecom-paristech.fr>
36424         * config/lm32/t-lm32: New file.
36425         * config.gcc: Use the above file when targetting lm32.
36427 2010-03-28  Duncan Sands  <baldrick@free.fr>
36429         * Makefile.in (PLUGIN_HEADERS): Add except.h.
36431 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
36433         PR middle-end/43431
36434         * tree-vect-loop.c (vect_estimate_min_profitable_iters):
36435         Improve vectorization cost model diagnostic.
36437 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
36439         PR middle-end/43436
36440         * tree-vect-data-refs.c (vect_analyze_data_refs): When
36441         compute_data_dependences_for_loop returns false, early exit
36442         and output an extra diagnostic for the failed data reference
36443         analysis.
36445 2010-03-29  Richard Guenther  <rguenther@suse.de>
36447         PR tree-optimization/43560
36448         * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
36449         (can_sm_ref_p): Treat stores to readonly locations as trapping.
36451 2010-03-29  Jie Zhang  <jie@codesourcery.com>
36453         PR 43564
36454         * toplev.c (process_options): Set optimization_default_node
36455         and optimization_current_node.
36456         * opts.c (decode_options): Don't set optimization_default_node
36457         and optimization_current_node.
36459 2010-03-29  Ralf Corsépius  <ralf.corsepius@rtems.org>
36461         * config/rtems.h: Abandon -qrtems_debug.
36463 2010-03-28  Jan Hubicka  <jh@suse.cz>
36465         PR tree-optimization/43505
36466         * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
36467         map should not be copied.
36469 2010-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
36471         PR middle-end/41674
36472         * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
36473         cdtors, set DECL_PRESERVE_P.
36474         * ipa.c (cgraph_externally_visible_p): Return true if declaration
36475         should be preseved.
36477 2010-03-27  Uros Bizjak  <ubizjak@gmail.com>
36479         PR tree-optimization/43528
36480         * stor-layout.c (place_field): Check that constant fits into
36481         unsigned HWI when skipping calculation of MS bitfield layout.
36483 2010-03-27  Jan Hubicka  <jh@suse.cz>
36485         PR middle-end/43391
36486         * varasm.c (make_decl_rtl): Deal with COMMON flag to make
36487         notice_global_symbol work.
36489 2010-03-27  Jakub Jelinek  <jakub@redhat.com>
36491         * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
36492         instead of dwarf2out_decl.
36493         (struct var_loc_node): Remove section_label field.
36494         (dwarf2out_function_decl): New function.
36495         (dwarf2out_var_location): Don't set section_label field.
36496         (dwarf2out_begin_function): Don't empty decl_loc_table here.
36498 2010-03-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
36500         PR tree-optimization/43544
36501         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
36502         First argument for builtin vectorized function hook is now a
36503         tree to be able to distinguish between machine specific and
36504         standard builtins.
36505         * targhooks.c (default_builtin_vectorized_function): Ditto.
36506         * targhooks.h (default_builtin_vectorized_function): Ditto.
36507         * target.h (struct gcc_target): Ditto.
36508         * tree-vect-stmts.c (vectorizable_function): Ditto.
36509         * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
36510         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
36511         Ditto.
36513 2010-03-26  Joseph Myers  <joseph@codesourcery.com>
36515         PR c/43381
36516         * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
36517         nested binding iff it is a FUNCTION_DECL.
36518         (store_parm_decls_newstyle): Pass nested=true to bind for
36519         FUNCTION_DECLs amongst parameters.
36521 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
36523         * var-tracking.c (vt_expand_loc_callback): Don't run
36524         cselib_expand_value_rtx_cb in dummy mode if
36525         cselib_dummy_expand_value_rtx_cb returned false.
36527         * var-tracking.c (emit_note_insn_var_location): For one part
36528         notes with offset 0, don't add EXPR_LIST around the location.
36529         * dwarf2out.c (loc_descriptor, dw_loc_list_1,
36530         add_location_or_const_value_attribute): Adjust for that change.
36532         PR debug/43540
36533         * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
36534         into first operand and location into second.
36535         (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
36536         dw_cfi_oprnd_loc for DW_CFA_expression.
36537         (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
36538         (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
36539         assume first argument is regnum and second argument is location.
36541 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
36543         PR target/42113
36544         * config/alpha/alpha.md (*cmp_sadd_si): Change mode
36545         of scratch register to DImode.  Split to DImode comparison operator.
36546         Use SImode subreg of scratch register in the multiplication.
36547         (*cmp_sadd_sidi): Ditto.
36548         (*cmp_ssub_si): Ditto.
36549         (*cmp_ssub_sidi): Ditto.
36551 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
36553         PR target/43524
36554         * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
36555         Remove invalid assert and wrong comment.
36557 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
36559         PR debug/43516
36560         * flags.h (final_insns_dump_p): New extern.
36561         * final.c (final_insns_dump_p): New variable.
36562         (rest_of_clean_state): Set it before -fdump-final-insns=
36563         dumping, clear afterwards.
36564         * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
36565         MEM_ALIAS_SET on MEMs.
36567 2010-03-26  David S. Miller  <davem@davemloft.net>
36569         * configure.ac: Fix sparc GOTDATA_OP bug check.
36570         * configure: Rebuild.
36572 2010-03-26  Alan Modra  <amodra@gmail.com>
36574         * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
36576 2010-03-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36578         * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
36579         TLS_SECTION_ASM_FLAG.
36581 2010-03-25  Jakub Jelinek  <jakub@redhat.com>
36583         PR bootstrap/43511
36584         * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
36585         Clear first_function_block_is_cold.
36587         PR c/43385
36588         * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
36589         argument if the argument is truth_value_p.
36591 2010-03-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
36593         * config/rs6000/constraints.md: Update copyright year for my changes.
36595         PR target/43484
36596         * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
36597         used in reg+reg addressing, swap registers.
36599 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
36601         PR debug/43293
36602         * target.h (struct gcc_target): Add code_end hook.
36603         * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
36604         if not yet defined.
36605         (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
36606         * toplev.c (compile_file): Call targetm.asm_out.code_end
36607         hook before unwind info/debug info output.
36608         * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
36609         * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
36610         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
36611         * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
36612         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
36613         * config/i386/i386.c (ix86_file_end): Renamed to...
36614         (ix86_code_end): ... this.  Make static.  Don't call
36615         file_end_indicate_exec_stack.  Emit unwind info using
36616         final_start_function/final_end_function.
36617         (darwin_x86_file_end): Remove.
36618         (TARGET_ASM_CODE_END): Define.
36619         * config/i386/i386.h (TARGET_ASM_FILE_END,
36620         NEED_INDICATE_EXEC_STACK): Don't define.
36621         * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
36622         (TARGET_ASM_FILE_END): Define to darwin_file_end.
36623         * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
36624         * doc/tm.texi (TARGET_ASM_CODE_END): Document.
36626         PR target/43498
36627         * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
36628         at the beginning and final_end_function at the end.
36629         * config/s390/s390.c (s390_output_mi_thunk): Likewise.
36631 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36633         * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
36634         and Sun as TLS syntax.
36635         (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
36636         * configure: Regenerate.
36637         * config.in: Regenerate.
36638         * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
36639         (default_elf_asm_named_section): Use it.
36640         * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
36641         (i386_output_dwarf_dtprel): Likewise.
36642         (output_addr_const_extra): Likewise.
36643         (output_pic_addr_const): Lowercase @GOTTPOFF.
36644         (output_addr_const_extra): Likewise.
36645         (output_pic_addr_const): Lowercase @GOTNTPOFF.
36646         (output_addr_const_extra): Likewise.
36647         (output_pic_addr_const): Lowercase @INDNTPOFF.
36648         (output_addr_const_extra): Likewise.
36649         (output_pic_addr_const): Lowercase @NTPOFF.
36650         (output_addr_const_extra): Likewise.
36651         (output_pic_addr_const): Lowercase @TPOFF.
36652         (output_addr_const_extra): Likewise.
36653         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
36654         (*tls_global_dynamic_64): Likewise.
36655         (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
36656         (*tls_local_dynamic_base_64): Lowercase @TLSLD.
36658         * defaults.h (TLS_COMMON_ASM_OP): Provide default.
36659         (ASM_OUTPUT_TLS_COMMON): Use it.
36660         * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
36662         PR target/38118
36663         * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
36664         * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
36665         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
36666         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
36667         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
36668         (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
36670 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36672         * config/i386/i386.c (override_options): Don't accept
36673         -mtls-dialect=sun any longer.
36674         * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
36675         * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
36676         (*tls_local_dynamic_base_32_sun): Likewise.
36677         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
36679 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
36681         PR debug/43508
36682         * dwarf2out.c (mem_loc_descriptor): Don't ICE on
36683         VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
36685         PR debug/43479
36686         * ira.c (adjust_cleared_regs): New function.
36687         (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
36689         PR debug/19192
36690         PR debug/43479
36691         * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
36692         from gimple_block.
36693         * expr.c (expand_expr_real): Restore previous
36694         curr_insn_source_location and curr_insn_block after
36695         expand_expr_real_1 call.
36696         (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
36697         instead of expand_expr_real_1.
36699 2010-03-23  Vladimir Makarov  <vmakarov@redhat.com>
36701         PR rtl-optimization/43413
36702         * ira-color.c (setup_allocno_available_regs_num): Count prohibited
36703         hard regs too.
36705 2010-03-22  James E. Wilson  <wilson@codesourcery.com>
36707         PR target/43348
36708         * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
36709         call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
36711 2010-03-22  H.J. Lu  <hongjiu.lu@intel.com>
36713         * config/i386/i386.c (ix86_target_string): Add -mfma.
36714         Fix a typo in comment.
36716 2010-03-22  Mike Stump  <mikestump@comcast.net>
36718         PR target/23071
36719         * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
36720         Don't overly align based upon packed packed fields.
36722 2010-03-22  Jason Merrill  <jason@redhat.com>
36724         * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
36725         Use () rather than [], and move before the element type.
36727 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36729         * doc/configfiles.texi (Configuration Files): Removed
36730         fixinc/Makefile*, intl/Makefile.*.
36731         * doc/makefile.texi: Fixed markup. Abstract from version
36732         control system used.
36733         (Makefile): Removed obsolete java/parse.y example.
36734         * doc/sourcebuild.texi: Likewise.
36735         (Top Level): Added config, gnattools, libdecnumber, libgcc,
36736         libgomp, libssp.  Removed fastjar.
36737         (Miscellaneous Docs): Clarify location.
36738         Added COPYING3, COPYING3.LIB.
36739         (Front End Directory): Moved Make-lang.in entry to new subsubsection.
36741 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36743         PR target/38085
36744         * config/i386/i386.c (x86_function_profiler)
36745         [!NO_PROFILE_COUNTERS]: Fix typo.
36746         * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
36747         instead of callq.
36749 2010-03-22  Janis Johnson  <janis187@us.ibm.com>
36750             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
36752         * doc/sourcebuild.texi (Test Directives): Split into six
36753         subsections, with most of the current text in new subsections
36754         Directives, Selectors, and Final Actions.
36755         (Directives): Split list of test directives into multiple
36756         subsubsections.
36757         (Selectors): Describe use and syntax of selectors.
36758         (Effective-Target Keywords): Describe all existing keywords.
36759         (Add Options): Describe features for dg-add-options.
36760         (Require Support): Describe variants of dg-require-support.
36761         (Final Actions): Describe commands to use in dg-final.
36763 2010-03-22  Michael Matz  <matz@suse.de>
36765         PR middle-end/43475
36766         * recog.c (validate_replace_rtx_group): Replace also in
36767         REG_EQUAL and REG_EQUIV notes.
36769 2010-03-22  Richard Guenther  <rguenther@suse.de>
36771         PR tree-optimization/43390
36772         * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
36773         sure vector extracts are type correct.
36775 2010-03-22  Richard Guenther  <rguenther@suse.de>
36777         PR middle-end/40106
36778         * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
36779         x * sqrt (x) even when optimizing for size if the target
36780         has native support for sqrt.
36782 2010-03-22  Jakub Jelinek  <jakub@redhat.com>
36784         * varasm.c (make_decl_rtl_for_debug): Also clear
36785         flag_mudflap for the duration of make_decl_rtl call.
36787         PR debug/43443
36788         * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
36789         locs from preserved VALUEs.
36791 2010-03-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
36793         PR middle-end/42718
36794         * pa.md (movmemsi): Set align to one if zero.
36795         (movmemdi): Likewise.
36797 2010-03-21  Richard Earnshaw  <rearnsha@arm.com>
36799         PR target/42321
36800         * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
36801         with their corresponding prologue pushes.
36803 2010-03-20  Andrew Pinski  <pinskia@gmail.com>
36805         PR target/43156
36806         * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
36807         at the begining or end.
36808         (spu_expand_epilogue): Likewise.
36810 2010-03-20  Richard Guenther  <rguenther@suse.de>
36812         PR rtl-optimization/43438
36813         * combine.c (make_extraction): Properly zero-/sign-extend an
36814         extraction of the low part of a CONST_INT.  Also handle
36815         CONST_DOUBLE.
36817 2010-03-19  Mike Stump  <mikestump@comcast.net>
36819         * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
36820         * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
36821         (override_options): Use SUBTARGET32_DEFAULT_CPU.
36823 2010-03-19  Andrew Pinski  <andrew_pinski@caviumnetworks.com>
36825         PR c/43211
36826         * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
36827         an error.
36829 2010-03-19  Bernd Schmidt  <bernds@codesourcery.com>
36831         PR rtl-optimization/42258
36832         * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
36833         use that may match DEF.
36835         PR target/40697
36836         * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
36837         the cost of loading the constant rather than assuming
36838         COSTS_N_INSNS (1).
36839         * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
36840         outer code is AND, do the same tests as the andsi3 expander and
36841         return COSTS_N_INSNS (1) if and is cheap.
36843         * optabs.c (avoid_expensive_constant): Fix formatting.
36845 2010-03-19  Michael Matz  <matz@suse.de>
36847         PR c++/43116
36848         * attribs.c (decl_attributes): When rebuilding a function pointer
36849         type use the same qualifiers as the original pointer type.
36851 2010-03-19  Martin Jambor  <mjambor@suse.cz>
36853         * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
36854         and is_gimple_ip_invariant_address.
36856 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
36858         Revert
36859         2009-10-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
36861         * config/arm/arm.c (arm_override_options): Turn off
36862         flag_dwarf2_cfi_asm for AAPCS variants.
36864 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
36866         PR target/43399
36867         * config/arm/arm.c (emit_multi_reg_push): Update comments.
36868         Use PRE_MODIFY instead of PRE_DEC.
36869         (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
36870         (vfp_emit_fstmd): Likewise.
36872 2010-03-19  Michael Matz  <matz@suse.de>
36874         PR target/43305
36875         * builtins.c (expand_builtin_interclass_mathfn,
36876         expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
36877         if that fails.
36879 2010-03-19  Richard Guenther  <rguenther@suse.de>
36881         PR tree-optimization/43415
36882         * tree-ssa-pre.c (phi_translate): Split out worker to ...
36883         (phi_translate_1): ... this.
36884         (phi_translate): Move all caching here.  Cache all NARY
36885         and REFERENCE translations.
36887 2010-03-19  David S. Miller  <davem@davemloft.net>
36889         With help from Eric Botcazou.
36890         * config/sparc/sparc.c: Include dwarf2out.h.
36891         (emit_pic_helper): Delete.
36892         (pic_helper_symbol_name): Delete.
36893         (pic_helper_emitted_p): Delete.
36894         (pic_helper_needed): New.
36895         (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
36896         (get_pc_thunk_name): New.
36897         (load_pic_register): Remove 'delay_pic_helper' arg.  Use
36898         get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
36899         Set pic_helper_needed to true.  Don't call emit_pic_helper.
36900         (sparc_expand_prologue): Update load_pic_register call.
36901         (sparc_output_mi_thunk): Likewise.
36902         (sparc_file_end): Emit a hidden comdat symbol for the PIC
36903         thunk if possible.  Output CFI information as needed.
36905 2010-03-18  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
36906             Jack Howarth  <howarth@bromo.med.uc.edu>
36908         PR target/36399
36909         * config/i386/i386.h: Fix ABI on darwin x86-32.
36911 2010-03-18  Aldy Hernandez  <aldyh@redhat.com>
36913         * tree.h: Declare make_decl_rtl_for_debug.
36914         * varasm.c (make_decl_rtl_for_debug): New.
36915         * dwarf2out.c (rtl_for_decl_location): Call it.
36916         * cfgexpand.c (expand_debug_expr): Call it.
36918 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
36920         PR bootstrap/43399
36921         * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
36922         mem_mode.
36924         PR bootstrap/43403
36925         * var-tracking.c (vt_init_cfa_base): Do nothing if
36926         cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
36928 2010-03-18  Alexandre Oliva  <aoliva@redhat.com>
36930         PR debug/42873
36931         * var-tracking.c (canonicalize_vars_star): New.
36932         (dataflow_post_merge_adjust): Use it.
36934 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
36936         PR debug/43058
36937         * var-tracking.c (non_suitable_const): New function.
36938         (add_uses): For DEBUG_INSNs with constants, don't record any
36939         value, instead just the constant value itself.
36940         (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
36941         is not VAR_LOC_UNKNOWN_P, set var to the constant.
36942         (emit_notes_in_bb): Likewise.
36943         (emit_note_insn_var_location): For onepart variables if
36944         cur_loc is a VOIDmode constant, use DECL_MODE.
36946 2010-03-18  Martin Jambor  <mjambor@suse.cz>
36948         PR middle-end/42450
36949         * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
36950         * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
36951         all non-clones.  Moved call redirection...
36952         (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
36953         (cgraph_materialize_all_clones): Dispose of all
36954         combined_args_to_skip bitmaps.
36955         (verify_cgraph_node): Do not check for edges pointing to wrong
36956         nodes in inline clones.
36957         * tree-inline.c (copy_bb): Call
36958         cgraph_redirect_edge_call_stmt_to_callee.
36959         * ipa.c (cgraph_remove_unreachable_nodes): Call
36960         cgraph_node_remove_callees even when there are used clones.
36962 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
36964         * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
36966 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
36968         PR target/43383
36969         * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
36970         for 32bit.
36972 2010-03-18  Michael Matz  <matz@suse.de>
36974         PR middle-end/43419
36975         * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
36976         into sqrt(x) if we need to preserve signed zeros.
36978 2010-03-18  Steven Bosscher  <steven@gcc.gnu.org>
36979             Eric Botcazou  <ebotcazou@adacore.com>
36981         PR rtl-optimization/43360
36982         * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
36983         note if we don't know its invariant status.
36985 2010-03-18  Michael Matz  <matz@suse.de>
36987         PR tree-optimization/43402
36988         * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
36989         PHI chains of ssa names registered for update.
36991 2010-03-17  Peter Bergner  <bergner@vnet.ibm.com>
36993         PR target/42427
36994         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
36995         non-offsettable and pre_modify update addressing.
36996         * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
36997         and "2" alternatives "#".
36998         (*movdd_softfloat32): Make all alternatives "#";
36999         * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
37000         (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
37001         (*movdf_softfloat32): Make all alternatives "#";
37002         (movdi): Use the new DIFD mode iterator to create a common splitter
37003         for movdi, movdf and movdd patterns.
37005 2010-03-18  Shujing Zhao  <pearly.zhao@oracle.com>
37007         * common.opt (dumpdir): Remove redundant tab.
37009 2010-03-17  Martin Jambor  <mjambor@suse.cz>
37011         PR tree-optimization/43347
37012         * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
37013         original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
37015 2010-03-17  Bernd Schmidt  <bernd.schmidt@analog.com>
37017         PR rtl-optimization/42216
37018         * regrename.c (create_new_chain): New function, broken out from...
37019         (scan_rtx_reg): ... here.  Call it.  Handle the case where we are
37020         appending a use to an empty chain.
37021         (build_def_use): Remove previous changes that convert OP_INOUT to
37022         OP_OUT operands; instead detect the case where an OP_INOUT operand
37023         uses a previously untracked register and create an empty chain for it.
37025 2010-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
37027         * doc/extend.texi (Function Attributes): Rewrite unfinished
37028         sentence in ms_abi documentation.
37030 2010-03-17  Alan Modra  <amodra@gmail.com>
37032         * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
37033         * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
37034         (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
37035         * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
37037 2010-03-16  Richard Henderson  <rth@redhat.com>
37039         PR middle-end/43365
37040         * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
37041         (lower_try_finally): Save and restore eh_seq around the expansion
37042         of the try-finally.
37044 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
37046         * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
37047         statements before splitting block.
37049 2010-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
37051         * doc/sourcebuild.texi (Testsuites): Fix markup.
37052         Use pathnames relative to gcc/testsuite.
37053         (Test Directives): Move description of how timeout is determined.
37054         (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
37055         (C Tests): Correct gcc.misc-tests directory.
37056         Framework tests now live in gcc.test-framework.
37058 2010-03-16  Richard Guenther  <rguenther@suse.de>
37060         PR middle-end/43379
37061         * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
37062         operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
37064 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
37065             Alexandre Oliva  <aoliva@redhat.com>
37067         PR tree-optimization/42917
37068         * lambda-code.c (remove_iv): Skip debug statements.
37069         (lambda_loopnest_to_gcc_loopnest): Likewise.
37070         (not_interesting_stmt): Debug statements are not interesting.
37072 2010-03-16  Jakub Jelinek  <jakub@redhat.com>
37074         PR debug/43051
37075         PR debug/43092
37076         * cselib.c (cselib_preserve_constants,
37077         cfa_base_preserved_val): New static variables.
37078         (preserve_only_constants): New function.
37079         (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
37080         clear its REG_VALUES.  If cselib_preserve_constants, don't
37081         empty the whole hash table, but preserve there VALUEs with constants,
37082         cfa_base_preserved_val and cfa_base_preserved_val plus constant.
37083         (cselib_preserve_cfa_base_value): New function.
37084         (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
37085         (cselib_init): Change argument to int bitfield.  Set
37086         cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
37087         is in it.
37088         (cselib_finish): Clear cselib_preserve_constants and
37089         cfa_base_preserved_val.
37090         * cselib.h (enum cselib_record_what): New enum.
37091         (cselib_init): Change argument to int.
37092         (cselib_preserve_cfa_base_value): New prototype.
37093         * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
37094         * dse.c (dse_step1): Likewise.
37095         * cfgcleanup.c (thread_jump): Likewise.
37096         * sched-deps.c (sched_analyze): Likewise.
37097         * gcse.c (local_cprop_pass): Likewise.
37098         * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
37099         If FN is non-NULL, call the callback always and whenever it returns
37100         non-NULL just return that.  Only do rtx_equal_p if FN is NULL.
37101         * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
37102         * combine.c (propagate_for_debug_subst): Add old_rtx argument,
37103         compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
37104         * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
37105         * var-tracking.c: Include recog.h.
37106         (bb_stack_adjust_offset): Remove.
37107         (vt_stack_adjustments): Don't call it, instead just gather the
37108         adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
37109         (adjust_stack_reference): Remove.
37110         (compute_cfa_pointer): New function.
37111         (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
37112         (struct adjust_mem_data): New type.
37113         (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
37114         functions.
37115         (get_address_mode): New function.
37116         (replace_expr_with_values): Use it.
37117         (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
37118         Use get_address_mode.  For cfa_base_rtx return MO_CLOBBER.
37119         (adjust_sets): Remove.
37120         (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
37121         Use get_address_mode.
37122         (get_adjusted_src): Remove.
37123         (add_stores): Don't call it.  Never reuse expr SET.  Don't add extra
37124         MO_VAL_USE for cfa_base_rtx plus constant.  Use get_address_mode.
37125         (add_with_sets): Don't call adjust_sets.
37126         (fp_setter, vt_init_cfa_base): New functions.
37127         (vt_initialize): Change return type to bool.  Move most of pool etc.
37128         initialization to the beginning of the function from end.  Pass
37129         CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
37130         If !frame_pointer_needed, call vt_stack_adjustment before mos
37131         vector is filled, call vt_init_cfa_base if argp/framep has been
37132         eliminated to sp.  If frame_pointer_needed and argp/framep has
37133         been eliminated to hard frame pointer, set
37134         hard_frame_pointer_adjustment and call vt_init_cfa_base after
37135         encountering fp setter in the prologue.  For MO_ADJUST, call
37136         log_op_type before pusing the op into mos vector, not afterwards.
37137         Call adjust_insn before cselib_process_insn/add_with_sets,
37138         call cancel_changes (0) afterwards.
37139         (variable_tracking_main_1): Adjust for vt_initialize calling
37140         vt_stack_adjustments and returning whether it succeeded or not.
37142 2010-03-15  Aldy Hernandez  <aldyh@redhat.com>
37144         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
37145         debug statements.
37147 2010-03-15  Jakub Jelinek  <jakub@redhat.com>
37149         * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
37150         has been set.
37151         (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
37152         drap_reg has not been set.
37154 2010-03-15  Michael Matz  <matz@suse.de>
37156         PR middle-end/43300
37157         * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
37158         use it to expand block copies.
37159         (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
37160         insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
37161         (insert_value_copy_on_edge): Use store_expr for BLKmode values.
37163 2010-03-15  Richard Guenther  <rguenther@suse.de>
37165         PR tree-optimization/43367
37166         * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
37167         elimination check.
37169 2010-03-15  Richard Guenther  <rguenther@suse.de>
37171         PR tree-optimization/43317
37172         * ipa-struct-reorg.c (create_new_general_access): Update stmt.
37174 2010-03-15  Martin Jambor  <mjambor@suse.cz>
37176         PR tree-optimization/43141
37177         * tree-sra.c (create_abstract_origin): New function.
37178         (modify_function): Call create_abstract_origin.
37180 2010-03-15  Chris Demetriou  <cgd@google.com>
37182         * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
37183         wasn't copied.
37185 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
37187         PR middle-end/43354
37188         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
37189         call insert_out_of_ssa_copy for default definitions.
37191 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
37193         * graphite-clast-to-gimple.c (my_long_long): Defined.
37194         (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
37195         * graphite-sese-to-poly.c (my_long_long): Defined.
37196         (scop_ivs_can_be_represented): Use it.
37198 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
37200         * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
37201         graphite-max-bbs-per-function, and loop-block-tile-size.
37202         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
37203         with "maximum".
37204         (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
37206 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
37208         * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
37209         forward declaration.
37210         * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
37211         (add_upper_bounds_from_estimated_nit): New.
37212         (build_loop_iteration_domains): Use it.
37214 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
37216         * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
37218 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
37220         PR middle-end/43306
37221         * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
37222         should be an INTEGER_CST.  Also handle CASE_CONVERT.
37224 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
37226         * graphite.c (graphite_initialize): To bound the number of bbs per
37227         function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
37228         * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
37229         * doc/invoke.texi: Document it.
37231 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
37233         * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
37234         * graphite-sese-to-poly.h (build_poly_scop): Same.
37236 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
37238         * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
37239         the number of parameters in the scop.  Use as an upper bound
37240         PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
37241         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
37242         * doc/invoke.texi: Document it.
37244 2010-03-13  Jerry Quinn  <jlquinn@optonline.net>
37246         * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
37247         * doc/c-tree.texi: Remove.
37248         * doc/generic.texi: Merge c-tree.texi here.
37249         * doc/gccint.texi (Trees): Remove menu entry.
37250         (c-tree.texi): Remove @include.
37251         * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
37252         * doc/languages.texi (Reading RTL): Ditto.
37254 2010-03-12  Steve Ellcey  <sje@cup.hp.com>
37256         PR target/42869
37257         * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
37259 2010-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
37261         PR middle-end/42431
37262         * config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
37263         code added to work around reload clobbering CONST insns.
37265 2010-03-12  Jakub Jelinek  <jakub@redhat.com>
37267         * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
37268         (cselib_preserve_definitely, cselib_clear_preserve): Remove.
37269         (cselib_preserve_only_values): Remove retain argument, don't
37270         traverse hash table with cselib_{preserve_definitely,clear_preserve}.
37271         * cselib.h (cselib_preserve_only_values): Remove retain argument.
37272         * var-tracking.c (micro_operation): Move insn field before union.
37273         Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
37274         (struct variable_tracking_info_def): Remove n_mos field, change
37275         mos into a vector of micro_operations.
37276         (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
37277         (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
37278         compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
37279         changing into a vector.
37280         (add_with_sets): Likewise.  Ensure MO_VAL_USE uops from add_stores
37281         come before all other uops generated by add_stores.
37282         (vt_add_function_parameters): Adjust for cselib_preserve_only_values
37283         argument removal.
37284         (vt_initialize): Likewise.  Adjust for VTI (bb)->mos changing into
37285         a vector.  Run just one pass over the bbs instead of separate counting
37286         and computation phase.
37287         (vt_finalize): Free VTI (bb)->mos vector instead of array.
37289         PR debug/43329
37290         * tree-inline.c (remap_decls): Put old_var rather than origin_var
37291         into *nonlocalized_list vector.
37292         * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
37293         even if origin is non-NULL.
37294         (gen_variable_die): Likewise.
37295         (process_scope_var): Don't change origin.
37296         (gen_decl_die): Likewise.
37297         * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
37298         before adding new edges instead of after it, fix moving over
37299         debug stmts.
37301 2010-03-11  David S. Miller  <davem@davemloft.net>
37303         * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
37304         of four.
37305         * configure: Rebuild.
37307 2010-03-11  Martin Jambor  <mjambor@suse.cz>
37309         PR tree-optimization/43257
37310         * tree.c (assign_assembler_name_if_neeeded): New function.
37311         (free_lang_data_in_cgraph): Assembler name assignment moved to the
37312         above new function.
37313         * tree.h (assign_assembler_name_if_neeeded): Declare.
37314         * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
37315         the function if needed.
37317 2010-03-11  Chris Demetriou  <cgd@google.com>
37319         * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
37320         include/stdint-gcc.h, and include/stdint.h world-readable.
37322 2010-03-11  Richard Guenther  <rguenther@suse.de>
37324         PR tree-optimization/43255
37325         * tree-vrp.c (process_assert_insertions_for): Do not insert
37326         asserts for trivial conditions.
37328 2010-03-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
37330         PR tree-optimization/43280
37331         * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
37332         generation.  Move calculation of size out of the if branch.
37333         (find_bswap): Modify compare number generation.
37335 2010-03-11  Richard Guenther  <rguenther@suse.de>
37337         PR lto/43200
37338         * lto-streamer-in.c (maybe_fixup_decls): Simplify.
37339         (input_gimple_stmt): Fixup handled component types during
37340         operand read.  Also fix up decls in ADDR_EXPRs.
37342 2010-03-10  Eric Botcazou  <ebotcazou@adacore.com>
37344         * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
37345         * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
37347 2010-03-10  Jan Hubicka  <jh@suse.cz>
37349         PR c/43288
37350         * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
37351         * varasm.c (get_variable_section): Don't do that here...
37352         (make_decl_rtl): ... and here.
37353         (do_assemble_alias): Produce decl RTL.
37354         (assemble_alias): Likewise.
37356 2010-03-10  Jakub Jelinek  <jakub@redhat.com>
37358         PR debug/43290
37359         * reg-notes.def (REG_CFA_SET_VDRAP): New note.
37360         * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
37361         of fde->vdrap_reg.
37362         (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
37363         (based_loc_descr): Only express drap or vdrap regno based expressions
37364         using DW_OP_fbreg when not optimizing.
37365         * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
37366         make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
37367         REG_CFA_SET_VDRAP note.
37369 2010-03-10  Alexander Monakov  <amonakov@ispras.ru>
37371         PR tree-optimization/43236
37372         * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
37373         error in calculation of base address in reverse iteration case.
37374         (generate_builtin): Take number of latch executions if the statement
37375         is in the latch.
37377 2010-03-10  Andrey Belevantsev  <abel@ispras.ru>
37379         PR middle-end/42859
37380         * tree-eh.c: Include pointer-set.h.
37381         (lower_eh_dispatch): Filter out duplicate case labels and
37382         remove the unneeded edge when the label is unused.  Return
37383         true when some edges are removed.
37384         (execute_lower_eh_dispatch): When any lowering resulted in
37385         removing an edge, also delete unreachable blocks.
37387 2010-03-10  Jakub Jelinek  <jakub@redhat.com>
37389         PR bootstrap/43287
37390         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
37391         UNSPEC_MACHOPIC_OFFSET.
37393 2010-03-09  Andreas Schwab  <schwab@linux-m68k.org>
37395         PR target/43294
37396         * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
37397         (m68k_delegitimize_address): New function.
37399 2010-03-09  Jakub Jelinek  <jakub@redhat.com>
37401         PR debug/43299
37402         * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
37404         PR debug/43299
37405         * var-tracking.c (adjust_sets): New function.
37406         (count_with_sets, add_with_sets): Use it.
37407         (get_adjusted_src): New inline function.
37408         (add_stores): Use it.
37410         PR debug/43304
37411         * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
37412         call cselib_dummy_expand_value_rtx_cb instead of
37413         cselib_expand_value_rtx_cb.
37415         PR debug/43293
37416         * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
37417         * config/i386/i386.c: Include debug.h and dwarf2out.h.
37418         (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
37419         and .cfi_endproc around the pic thunks.
37420         (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
37421         all queued unwind info register saves are saved before the call.
37422         For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
37423         considered as sp-=4 for unwind info and the pop as sp+=4 which
37424         also clobbers dest, but doesn't actually restore it.
37426         PR debug/43290
37427         * config/i386/i386.c (ix86_get_drap_rtx): Don't set
37428         RTX_FRAME_RELATED_P.
37430 2010-03-09  Jie Zhang  <jie@codesourcery.com>
37432         * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
37433         whitespaces in output template.
37435 2010-03-09  Jie Zhang  <jie@codesourcery.com>
37437         * ira-lives.c (check_and_make_def_use_conflict): Don't fall
37438         out array boundary.
37440 2010-03-08  Jakub Jelinek  <jakub@redhat.com>
37442         * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
37443         builtins.exp in a separate job.
37445 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
37447         * graphite-sese-to-poly.c (add_param_constraints): Use
37448         lower_bound_in_type and upper_bound_in_type.
37450 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
37452         * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
37453         instead of unsigned_type_node.
37455 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
37456             Reza Yazdani  <reza.yazdani@amd.com>
37458         PR middle-end/43065
37459         * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
37460         on pointer type parameters.
37462 2010-03-08  Tobias Grosser  <grosser@fim.uni-passau.de>
37464         PR middle-end/42644
37465         PR middle-end/42130
37466         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
37467         handle conversions from pointer to integers.
37468         (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
37469         induction variable, to be able to work with code generated by CLooG.
37470         * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
37471         (build_poly_scop): Bail out if we cannot codegen a loop.
37473 2010-03-08  Tobias Grosser  <grosser@fim.uni-passau.de>
37475         * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
37476         code generation with gloog_error.
37478 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
37480         * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
37481         Call fold_convert on all the returned values.
37482         (expand_scalar_variables_expr): Pass to
37483         expand_scalar_variables_ssa_name the type of the resulting expression.
37485 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
37487         * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
37488         ppl_min_for_le_pointset.
37489         Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
37490         * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
37492 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
37494         * graphite-dependences.c (map_into_dep_poly): Removed.
37495         (dependence_polyhedron_1): Use combine_context_id_scat.
37497 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
37499         * graphite-poly.h (struct poly_scattering): Add layout documentation.
37500         (struct poly_bb): Same.
37501         (combine_context_id_scat): New.
37503 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
37505         PR middle-end/42326
37506         * sese.c (name_defined_in_loop_p): Return false for default
37507         definitions.
37509 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
37511         * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
37512         and clean up the logic.
37514 2010-03-08  Sebastian Pop  <sebastian.pop@amd.com>
37516         * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
37517         early return.
37519 2010-03-08  Jakub Jelinek  <jakub@redhat.com>
37521         * var-tracking.c (remove_cselib_value_chains): Define only for
37522         ENABLE_CHECKING.
37523         (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
37524         delete_slot_part, emit_notes_for_differences_1): Don't call
37525         remove_cselib_value_chains here.
37526         (set_slot_part, emit_notes_for_differences_2): Don't call
37527         add_cselib_value_chains here.
37528         (preserved_values): New vector.
37529         (preserve_value): New function.
37530         (add_uses, add_stores, vt_add_function_parameters): Use it
37531         instead of cselib_preserve_value.
37532         (changed_values_stack): New vector.
37533         (check_changed_vars_0): New function.
37534         (check_changed_vars_1, check_changed_vars_2): Use it.
37535         (emit_notes_for_changes): Call set_dv_changed (*, false) on all
37536         changed_values_stack VALUEs.
37537         (vt_emit_notes): For all preserved_values call
37538         add_cselib_value_chains.  If ENABLE_CHECKING call
37539         remove_cselib_value_chains before verifying value_chains is empty.
37540         Initialize and free changed_values_stack.
37541         (vt_initialize): Initialize preserved_values.
37542         (vt_finalize): Free preserved_values.
37544 2010-03-08  Richard Guenther  <rguenther@suse.de>
37546         PR tree-optimization/43269
37547         * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
37548         region detection.
37550 2010-03-08  Martin Jambor  <mjambor@suse.cz>
37552         * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
37553         (ipa_is_param_called): Removed.
37554         * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
37555         (ipa_print_node_params): Do not print the called flag.
37556         (ipa_write_node_info): Do not stream the called flag.
37557         (ipa_read_node_info): Likewise.
37559 2010-03-07  Jakub Jelinek  <jakub@redhat.com>
37561         PR debug/43176
37562         * Makefile.in (var-tracking.o): Depend on pointer-set.h.
37563         * cselib.c (struct expand_value_data): Add dummy field.
37564         (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
37565         dummy to false.
37566         (cselib_dummy_expand_value_rtx_cb): New function.
37567         (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
37568         any rtl.
37569         * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
37570         * var-tracking.c: Include pointer-set.h.
37571         (variable): Change n_var_parts to char from int.  Add
37572         cur_loc_changed and in_changed_variables fields.
37573         (variable_canonicalize): Remove.
37574         (shared_var_p): New inline function.
37575         (unshare_variable): Maintain cur_loc_changed and
37576         in_changed_variables fields.  If var was in changed_variables,
37577         replace it there with new_var.  Just copy cur_loc instead of
37578         resetting it to something else.
37579         (variable_union): Don't recompute cur_loc.  Use shared_var_p.
37580         (dataflow_set_union): Don't call variable_canonicalize.
37581         (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
37582         of their DEBUG_EXPR_TREE_DECLs.
37583         (canonicalize_loc_order_check): Verify that cur_loc is NULL
37584         and in_changed_variables and cur_loc_changed is false.
37585         (variable_merge_over_cur): Clear cur_loc, in_changed_variables
37586         and cur_loc_changed.  Don't update cur_loc here.
37587         (variable_merge_over_src): Don't call variable_canonicalize.
37588         (dataflow_set_preserve_mem_locs): Use shared_var_p.  When
37589         removing loc that is equal to cur_loc, clear cur_loc,
37590         set cur_loc_changed and ensure variable_was_changed is called.
37591         (dataflow_set_remove_mem_locs): Use shared_var_p.  Only
37592         compare pointers in cur_loc check, if it is equal to loc,
37593         clear cur_loc and set cur_loc_changed.  Don't recompute cur_loc here.
37594         (variable_different_p): Remove compare_current_location argument,
37595         don't compare cur_loc.
37596         (dataflow_set_different_1): Adjust variable_different_p caller.
37597         (variable_was_changed): If dv had some var in changed_variables
37598         already, reset in_changed_variables flag for it and propagate
37599         cur_loc_changed over to the new variable.  On empty var
37600         always set cur_loc_changed.  Set in_changed_variables on whatever
37601         var is added to changed_variables.
37602         (set_slot_part): Clear cur_loc_changed and in_changed_variables.
37603         Use shared_var_p.  When removing loc that is equal to cur_loc,
37604         clear cur_loc and set cur_loc_changed.  If cur_loc is NULL at the
37605         end, don't set it to something else, just call variable_was_changed.
37606         (delete_slot_part): Use shared_var_p.  When cur_loc equals to
37607         loc being removed, clear cur_loc and set cur_loc_changed.
37608         Set cur_loc_changed if all locations have been removed.
37609         (struct expand_loc_callback_data): New type.
37610         (vt_expand_loc_callback): Add dummy mode in which no rtxes are
37611         allocated.  Always create SUBREGs if simplify_subreg failed.
37612         Prefer to use cur_loc, when that fails and still in
37613         changed_variables (and seen first time) recompute it.  Set
37614         cur_loc_changed of variables which had to change cur_loc and
37615         compute elcd->cur_loc_changed if any of the subexpressions used
37616         had to change cur_loc.
37617         (vt_expand_loc): Adjust to pass arguments in
37618         expand_loc_callback_data structure.
37619         (vt_expand_loc_dummy): New function.
37620         (emitted_notes): New variable.
37621         (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
37622         that weren't used for any other decl in current
37623         emit_notes_for_changes call call vt_expand_loc_dummy to update
37624         cur_loc.  For -fno-var-tracking-assignments, set cur_loc to
37625         first loc_chain location if NULL before.  Always use just
37626         cur_loc instead of first loc_chain location.  When cur_loc_changed
37627         is false, when not --enable-checking=rtl just don't emit any note.
37628         When rtl checking, compute the note and assert it is the same
37629         as previous note.  Clear cur_loc_changed and in_changed_variables
37630         at the end before removing from changed_variables.
37631         (check_changed_vars_3): New function.
37632         (emit_notes_for_changes): Traverse changed_vars to call
37633         check_changed_vars_3 on each changed var.
37634         (emit_notes_for_differences_1): Clear cur_loc_changed and
37635         in_changed_variables.  Recompute cur_loc of new_var.
37636         (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
37637         (vt_emit_notes): Initialize and destroy emitted_notes.
37639 2010-03-07  Bernd Schmidt  <bernd.schmidt@analog.com>
37641         PR rtl-optimization/42220
37642         * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
37643         Use verify_reg_tracked to determine if we should use OP_OUT rather
37644         than OP_INOUT.
37645         (build_def_use): If we see an in-out operand for a register that we
37646         know nothing about, treat is an output if possible, fail the block if
37647         not.
37649 2010-03-06  Alexandre Oliva  <aoliva@redhat.com>
37651         PR debug/42897
37652         * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
37653         permanently.
37655 2010-03-06  Alexandre Oliva  <aoliva@redhat.com>
37657         PR debug/42897
37658         * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
37659         uses of relevant DEFs that are dead outside the loop too.
37661 2010-03-06  Alexandre Oliva  <aoliva@redhat.com>
37663         * var-tracking.c (dataflow_set_merge): Swap src and src2.
37664         Reverted:
37665         2010-01-13  Jakub Jelinek  <jakub@redhat.com>
37666         PR debug/41371
37667         * var-tracking.c (values_to_unmark): New variable.
37668         (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
37669         values_to_unmark vector.  Moved body to...
37670         (find_loc_in_1pdv_1): ... this.  Don't clear VALUE_RECURSED_INTO,
37671         instead queue it into values_to_unmark vector.
37672         (vt_find_locations): Free values_to_unmark vector.
37674 2010-03-05  Eric Botcazou  <ebotcazou@adacore.com>
37676         * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
37677         (site.exp): Export them when plugins are enabled.
37679 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
37681         PR middle-end/42326
37682         * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
37683         that contain scevs.
37684         (chrec_fold_multiply): Same.
37686 2010-03-04  Andrew Pinski  <andrew_pinski@caviumnetworks.com>
37688         PR c/43248
37689         * c-decl.c (build_compound_literal): Return early if init is
37690         an error_mark_node.
37692 2010-03-04  Martin Jambor  <mjambor@suse.cz>
37694         PR tree-optimization/43164
37695         PR tree-optimization/43191
37696         * tree-sra.c (type_consists_of_records_p): Reject records with
37697         zero-size bit-fields at the end.
37699 2010-03-04  Mike Stump  <mikestump@comcast.net>
37701         * Makefile.in (TAGS): Remove *.y.
37703 2010-03-04  Richard Guenther  <rguenther@suse.de>
37705         PR tree-optimization/40761
37706         * tree-ssa-pre.c (compute_antic): Walk reverse postorder
37707         in reverse order.
37708         (my_rev_post_order_compute): New function.
37709         (init_pre): Call it.
37711 2010-03-04  Changpeng Fang  <changpeng.fang@amd.com>
37713         PR middle-end/43209
37714         * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
37715         decrease the cost of an IV candidate when the cost is infinite.
37717 2010-03-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
37719         * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
37720         Use '3DNow!' for the extension of that name, ensure normal space
37721         after the string.
37722         * doc/invoke.texi (i386 and x86-64 Options): Likewise.
37724 2010-03-03  Jeff Law  <law@redhat.com>
37726         * PR middle-end/32693
37727         * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
37728         than gen_rtx_SUBREG.
37729         (extract_bit_field_1): Likewise.
37731 2010-03-03  Janis Johnson  <janis187@us.ibm.com>
37733         * doc/sourcebuild.texi (Test directives): Document that arguments
37734         include-opts and exclude-opts are now optional for dg-skip-if,
37735         dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
37737 2010-03-03  Jason Merrill  <jason@redhat.com>
37739         PR c++/12909
37740         * cgraph.h (varpool_node): Add extra_name field.
37741         * varpool.c (varpool_extra_name_alias): New.
37742         (varpool_assemble_decl): Emit extra name aliases.
37743         (varpool_mark_needed_node): Look past an extra name alias.
37744         * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
37745         * lto-streamer-in.c (lto_input_tree): Read it.
37746         * lto-streamer-out.c (output_unreferenced_globals): Write it.
37748 2010-03-03  Eric Botcazou  <ebotcazou@adacore.com>
37750         * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
37751         (sparc*-*-solaris2*): ...this.
37753 2010-03-03  Jakub Jelinek  <jakub@redhat.com>
37755         PR debug/43229
37756         * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
37757         WIDEN_MULT_EXPR and WIDEN_SUM_EXPR.  Return NULL without
37758         ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
37759         FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
37761         PR debug/43237
37762         * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
37763         fallthrough to default handling, just with want_address 0 instead of 2.
37764         For single element lists, add_AT_loc directly, otherwise create an
37765         artificial variable DIE and stick location list to it.
37767         PR debug/43177
37768         * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
37769         (VAL_EXPR_HAS_REVERSE): Define.
37770         (reverse_op): New function.
37771         (add_stores): For reversible operations add an extra MO_VAL_USE.
37773 2010-03-02  Jason Merrill  <jason@redhat.com>
37775         * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
37777 2010-03-02  Eric Botcazou  <ebotcazou@adacore.com>
37779         * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
37780         (sparc64-*-linux*): Likewise.
37781         (sparc64-*-solaris2*): Include assembler files before linker ones.
37782         (sparc-*-solaris2*): Simplify and reorder to match previous case.
37783         * config/sparc/gas.h: Delete.
37784         * config/sparc/sol2-64.h: Add copyright notice.
37785         * config/sparc/sol2-gas-bi.h: Likewise.
37786         * config/sparc/sol2-gld.h: Likewise.
37787         * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
37788         * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
37789         * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
37790         * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
37791         (sparc_elf_asm_named_section): Rename into...
37792         (sparc_solaris_elf_asm_named_section): ...this.  Always define.
37794 2010-03-02  Uros Bizjak  <ubizjak@gmail.com>
37796         * config/alpha/alpha.c (override_options): Fix -mtune error message.
37798 2010-03-02  Jeff Law  <law@redhat.com>
37800         PR middle-end/42431
37801         * reload1.c (rtx_p, substitute_stack): Declare.
37802         (substitute): Record addresses of changed rtxs.
37803         (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
37804         Restore the original rtx when complete.
37805         (reload): Free subsitute_stack when complete.
37807 2010-03-02  Janis Johnson  <janis187@us.ibm.com>
37809         * doc/gccint.texi (menu): Add Testsuites as a chapter.
37810         * doc/sourcebuild.texi (Testsuites): Move up a level to be a
37811         new chapter.
37812         (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
37813         LTO Testing, gcov Testing, profopt Testing, compat Testing,
37814         Torture Tests): Change from subsection to section.
37816 2010-03-02  Jakub Jelinek  <jakub@redhat.com>
37817             Steven Bosscher  <steven@gcc.gnu.org>
37819         * var-tracking.c (vt_initialize): Scan insns in ebb chunks
37820         instead of bb.
37822 2010-03-02  Reza Yazdani  <reza.yazdani@amd.com>
37824         PR middle-end/42640
37825         * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
37826         the assignment from the new induction variable to the assignment
37827         of the value from the original loop PHI function.
37829 2010-03-01  Janis Johnson  <janis187@us.ibm.com>
37830             Daniel Jacobowitz  <dan@codesourcery.com>
37832         * doc/sourcebuild.texi (Test directives): Clarify options to
37833         dg-skip-if.
37835 2010-03-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
37837         * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
37838         Disable cfi directives unless GCC and gas agree on using read-only
37839         .eh_frame sections for 64-bit.
37840         * configure: Regenerate.
37842 2010-03-01  Richard Guenther  <rguenther@suse.de>
37844         PR tree-optimization/43220
37845         * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
37846         BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
37848 2010-03-01  Richard Guenther  <rguenther@suse.de>
37849             Martin Jambor  <mjambor@suse.cz>
37851         PR middle-end/41250
37852         * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
37853         gimplified parameters.
37855 2010-03-01  Christian Bruel  <christian.bruel@st.com>
37857         * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
37859 2010-03-01  H.J. Lu  <hongjiu.lu@intel.com>
37861         * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
37863 2010-03-01  Richard Guenther  <rguenther@suse.de>
37865         PR middle-end/43213
37866         * expr.c (expand_assignment): Use the alias-oracle to tell
37867         if the rhs aliases the result decl.
37869 2010-03-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
37871         PR pch/14940
37872         * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
37873         to sol_gt_pch_get_address.
37874         (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
37875         64-bit, SPARC and x86.
37876         (sol_gt_pch_get_address): New function.
37878 2010-03-01  Marco Poletti  <poletti.marco@gmail.com>
37880         * toplev.h (inform_n, error_n): Declare.
37881         * diagnostic.c (inform_n, error_n): New function.
37883 2010-03-01  Jakub Jelinek  <jakub@redhat.com>
37885         * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
37886         has no rtl yet when processing local_decls, queue it and recheck
37887         if deferred stack allocation hasn't assigned it rtl.
37889 2010-02-28  Kaz Kojima  <kkojima@gcc.gnu.org>
37891         * config/sh/sh.c (unspec_bbr_uid): New.
37892         (gen_block_redirect): Use it instead of INSN_UID.
37893         (gen_far_branch): Likewise.
37895 2010-02-28  H.J. Lu  <hongjiu.lu@intel.com>
37897         * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
37898         it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
37900 2010-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
37902         * doc/invoke.texi (Warning Options, RX Options): Fix typos.
37903         (Warning Options): -Wno-conversion-null is valid for
37904         Objective-C++ as well.
37905         * doc/tm.texi (Named Address Spaces): Likewise.
37906         * doc/plugins.texi (Plugins): Replace TABs with spaces.
37907         * doc/tree-ssa.texi (Tree SSA): Likewise.
37909 2010-02-27  H.J. Lu  <hongjiu.lu@intel.com>
37911         PR bootstrap/43202
37912         * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
37913         by default.  Don't set the default arch for
37914         i[34567]86-*-darwin*|x86_64-*-darwin*.
37916 2010-02-27  H.J. Lu  <hongjiu.lu@intel.com>
37918         PR bootstrap/43202
37919         * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
37920         default.  Set the default 32bit/64bit archs with $with_arch
37921         instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
37923 2010-02-27  Richard Guenther  <rguenther@suse.de>
37925         PR tree-optimization/43186
37926         * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
37927         * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
37928         * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
37929         unroller iterations.
37931 2010-02-27  H.J. Lu  <hongjiu.lu@intel.com>
37933         * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
37934         required and i[34567]86-*-* targets don't support 64bit ISA.
37936 2010-02-26  Eric Botcazou  <ebotcazou@adacore.com>
37938         PR ada/43096
37939         * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
37940         the same alias set.
37942 2010-02-26  H.J. Lu  <hongjiu.lu@intel.com>
37944         * config.gcc: Set the default arch at least to Prescott for
37945         i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
37946         if SSE math is enabled.
37948 2010-02-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
37950         * diagnostic.c (diagnostic_initialize): Update.
37951         (diagnostic_report_diagnostic): Test inhibit_notes_p for
37952         informative notes.
37953         * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
37954         (diagnostic_inhibit_notes): New.
37955         * toplev.c (process_options): inhibit notes with -fcompare-debug.
37957 2010-02-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
37959         PR c/20631
37960         * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
37961         * doc/standards.texi: Likewise.
37962         * doc/extend.texi: Likewise.
37963         * doc/trouble.texi: Likewise.
37964         * doc/cppopts.texi: Likewise.
37965         * doc/install.texi: Likewise.
37966         * c.opt (std=c90,std=gnu90): New options.
37967         * c-opts.c (c_common_handle_option): Handle them.
37969 2010-02-26  Manuel López-Ibáñez  <manu@gcc.gnu.org>
37971         PR c/24577
37972         * c-decl.c (undeclared_variable): Use an informative note.
37974 2010-02-26  Richard Guenther  <rguenther@suse.de>
37976         PR tree-optimization/43186
37977         * gimple.h (gimple_fold): Remove.
37978         * gimple.c (gimple_fold): Remove.  Inline into single user ...
37979         * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
37980         Try harder for conditions.
37982 2010-02-26  Jakub Jelinek  <jakub@redhat.com>
37984         PR debug/43190
37985         * function.c (used_types_insert): Don't skip through named pointer
37986         types.  Don't use TYPE_MAIN_VARIANT if the original type has a name
37987         and it is different from the main variant's type.
37989 2010-02-26  Nick Clifton  <nickc@redhat.com>
37991         * config/rx/rx.md (sminsi3): Remove bogus alternative.
37993 2010-02-26  H.J. Lu  <hongjiu.lu@intel.com>
37995         * config.gcc: Support --with-fpmath=sse for x86.
37997         * config/i386/ssemath.h: New.
37999         * doc/install.texi (--with-fpmath=sse): Documented.
38001 2010-02-26  Richard Guenther  <rguenther@suse.de>
38003         PR tree-optimization/43188
38004         * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
38005         vector types of over-aligned element type.
38007 2010-02-26  Uros Bizjak  <ubizjak@gmail.com>
38009         PR target/43175
38010         * config/i386/i386.c (expand_vec_perm_blend): Use correct
38011         operands in V8HImode subregs.  Fix operand order in VEC_MERGE rtx.
38013 2010-02-26  Jan Kratochvil  <jan.kratochvil@redhat.com>
38015         * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
38017 2010-02-26  Jakub Jelinek  <jakub@redhat.com>
38019         * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
38020         * var-tracking.c: Include diagnostic.h.
38021         (debug_dv): New function.
38022         (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
38024         PR debug/43160
38025         * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
38026         (add_value_chain, add_value_chains, remove_value_chain,
38027         remove_value_chains): Handle DEBUG_EXPRs.
38028         (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
38030         PR debug/43161
38031         * regcprop.c (struct queued_debug_insn_change): New type.
38032         (struct value_data_entry): Add debug_insn_changes field.
38033         (struct value_data): Add n_debug_insn_changes field.
38034         (debug_insn_changes_pool): New variable.
38035         (free_debug_insn_changes, apply_debug_insn_changes,
38036         cprop_find_used_regs_1, cprop_find_used_regs): New functions.
38037         (kill_value_one_regno): Call free_debug_insn_changes if needed.
38038         (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
38039         fields.
38040         (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
38041         changes for them.
38042         (copyprop_hardreg_forward_1): Don't call apply_change_group for
38043         DEBUG_INSNs.  For a real insn, if there are queued DEBUG_INSN
38044         changes, call cprop_find_used_regs via note_stores.
38045         (copyprop_hardreg_forward): When copying vd from predecessor
38046         which has any queued DEBUG_INSN changes, make sure the pointers are
38047         cleared.  At the end call df_analyze and then if there are any
38048         DEBUG_INSN changes queued at the end of some basic block for still
38049         live registers, apply them.
38050         (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
38052 2010-02-25  Uros Bizjak  <ubizjak@gmail.com>
38054         * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
38055         (arm*-*-*): Ditto.
38057 2010-02-25  H.J. Lu  <hongjiu.lu@intel.com>
38059         * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
38060         targets.  Set the default with_cpu/with_arch from arch/cpu.
38061         Allow x86-64 and native for with_cpu/with_arch.
38063 2010-02-25  Nicolas Benoit  <nbenoit@tuxfamily.org>
38065         * ebitmap.c: Change calls to verify_popcount with calls to
38066         sbitmap_verify_popcount.
38067         (ebitmap_clear_bit): Fixed map->cacheindex test and
38068         map>cache update when bit clearing results in an empty
38069         element.
38071 2010-02-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
38073         PR target/43154
38074         * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
38075         (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
38076         and support both V2DF and V2DI modes.
38077         (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
38078         support both V2DF and V2DI modes.
38079         (general): Delete trailing whitespace from a few patterns.
38081         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
38082         V2DF/V2DI interleave high/low builtins.
38084         * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
38085         new VSX builtins.
38087         * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
38088         interleave high/low functions.
38090 2010-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
38092         * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
38093         #pragma extern_prefix.
38095 2010-02-25  Jakub Jelinek  <jakub@redhat.com>
38097         PR debug/43166
38098         * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
38099         BLKmode, assert op0 is a MEM and just adjust its mode.
38101         PR debug/43165
38102         * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
38103         if bitpos isn't multiple of mode's bitsize.
38105 2010-02-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>
38107         * c.opt (-ftemplate-depth=): New.
38108         (-ftemplate-depth-): Deprecate.
38109         * optc-gen.awk: Handle -ftemplate-depth=.
38110         * opth-gen.awk: Likewise.
38111         * c-opts.c (c_common_handle_option): Likewise.
38112         * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
38114 2010-02-24  Jason Merrill  <jason@redhat.com>
38116         * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
38118 2010-02-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
38120         * cfg.c (alloc_aux_for_block): Remove inline.
38121         (alloc_aux_for_edge): Likewise.
38123 2010-02-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
38125         * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
38127 2010-02-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
38129         * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
38130         * config/i386/sol2-gas.h: New file.
38131         * config.gcc (i[34567]86-*-solaris2*): Use it.
38133 2010-02-24  Manuel López-Ibáñez  <manu@gcc.gnu.org>
38135         PR c/43128
38136         * c-typeck.c (ep_convert_and_check): New.
38137         (build_conditional_expr): Use it.
38138         (build_binary_op): Likewise.
38140 2010-02-24  Jakub Jelinek  <jakub@redhat.com>
38142         * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
38144         PR debug/43150
38145         * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
38146         bounds even for -O+.
38147         * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
38148         expr needs to have DECL_NAME set.
38150 2010-02-24  Nick Clifton  <nickc@redhat.com>
38152         * config/mep/mep.c: Include gimple.h.
38153         (mep_function_uses_sp): Delete unused function.
38154         (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
38155         parameters.  Use unsigned integers to count args.  Return a
38156         NULL_RTX instead of an error_mark_node.  Toidy up formatting.
38158 2010-02-23  Jakub Jelinek  <jakub@redhat.com>
38160         PR target/43107
38161         * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
38162         greater or equal to nelt instead of 2 * nelt.
38163         (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
38164         with nelt - 1.
38166 2010-02-23  Jason Merrill  <jason@redhat.com>
38168         PR debug/42800
38169         * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
38170         in cfun->local_decls even if they have register types.
38172         PR c++/42837
38173         * stor-layout.c (place_field): Don't warn about unnecessary
38174         DECL_PACKED if the type is packed.
38176 2010-02-23  Jakub Jelinek  <jakub@redhat.com>
38178         PR target/43139
38179         * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
38180         GOTOFF relocs, even when the base reg isn't pic pointer.
38182 2010-02-23  Michael Matz  <matz@suse.de>
38184         PR debug/43077
38185         * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
38186         (expand_gimple_basic_block): Generate and use debug temps if there
38187         are debug uses left after the last real use of TERed ssa names.
38188         Unlink debug immediate uses when they are expanded.
38190 2010-02-23  Manuel López-Ibáñez  <manu@gcc.gnu.org>
38192         PR 43123
38193         * config/i386/i386.c (override_options): Reorganise to provide
38194         better error messages.
38196 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
38198         PR middle-end/43083
38199         * graphite-scop-detection.c (create_single_exit_edge): Move
38200         the call to find_single_exit_edge to....
38201         (create_sese_edges): ...here.  Don't handle multiple edges
38202         exiting the function.
38203         (build_graphite_scops): Don't handle multiple edges
38204         exiting the function.
38206 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
38208         PR middle-end/43097
38209         * sese.c (get_rename): Assert that old_name is an SSA_NAME.
38210         (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
38212 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
38214         PR middle-end/43026
38215         * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
38217 2010-02-22  Manuel López-Ibáñez  <manu@gcc.gnu.org>
38219         PR c++/43126
38220         * c-typeck.c (convert_arguments): Print declaration location.
38221         * c-common.c (validate_nargs): Rename as
38222         builtin_function_validate_nargs.
38223         (check_builtin_function_arguments): Update.
38225 2010-02-22  Richard Guenther  <rguenther@suse.de>
38227         PR lto/43045
38228         * tree-inline.c (declare_return_variable): Use the type of
38229         the call stmt lhs if available.
38231 2010-02-22  Duncan Sands  <baldrick@free.fr>
38233         * passes.c (register_pass): Always consider all pass lists when
38234         ref_pass_instance_number is zero.
38236 2010-02-22  Richard Guenther  <rguenther@suse.de>
38238         PR tree-optimization/42749
38239         * tree-tailcall.c (adjust_return_value_with_ops): Drop update
38240         parameter.  Do arithmetic in the original type.
38241         (update_accumulator_with_ops): Likewise.
38242         (adjust_accumulator_values): Adjust.
38244 2010-02-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
38246         * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
38247         (QI to BLKmode splitter): New splitter.
38249 2010-02-22  H.J. Lu  <hongjiu.lu@intel.com>
38251         * config/i386/i386.c (initial_ix86_tune_features): Turn on
38252         X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
38254 2010-02-22  Richard Guenther  <rguenther@suse.de>
38256         * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
38258 2010-02-22  Hans-Peter Nilsson  <hp@bitrange.com>
38260         Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
38261         * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
38262         ($(T)crti.o, $(T)crtn.o): Remove rules.
38264 2010-02-21  Tobias Burnus  <burnus@net-b.de>
38266         PR fortran/35259
38267         * doc/invoke.texi (-fassociative-math): Document that this
38268         option is automatically enabled for Fortran.
38270 2010-02-20  David S. Miller  <davem@davemloft.net>
38272         * configure.ac: Test if linker and assembler properly support
38273         GOTDATA_OP relocations.
38274         * configure: Rebuild.
38275         * config.in: Likewise.
38276         * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
38277         (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
38278         (movsi_high_pic): Likewise.
38279         (movdi_lo_sum_pic): Likewise.
38280         (movdi_high_pic): Likewise.
38281         (movsi_pic_gotdata_op): New pattern.
38282         (movdi_pic_gotdata_op): Likewise.
38283         * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
38284         emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
38286 2010-02-20  Uros Bizjak  <ubizjak@gmail.com>
38288         PR target/43067
38289         * config/i386/sse.md (xop_mulv2div2di3_low): Change type
38290         attribute to ssemul.
38291         (xop_mulv2div2di3_high): Ditto.
38293 2010-02-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
38295         PR c++/35669
38296         * c.opt (Wconversion-null): New option.
38297         * doc/invoke.texi (Wconversion-null): Document.
38299 2010-02-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>
38301         * common.opt (Wlarger-than-): Add Undocumented.
38303 2010-02-19  Mike Stump  <mikestump@comcast.net>
38305         * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
38307 2010-02-19  Jason Merrill  <jason@redhat.com>
38309         PR target/40332
38310         * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
38311         * configure: Likewise.
38313 2010-02-20  Alan Modra  <amodra@gmail.com>
38315         PR middle-end/42344
38316         * cgraph.h (cgraph_make_decl_local): Declare.
38317         * cgraph.c (cgraph_make_decl_local): New function.
38318         (cgraph_make_node_local): Use it.
38319         * cgraphunit.c (cgraph_function_versioning): Likewise.
38320         * ipa.c (function_and_variable_visibility): Likewise.
38322 2010-02-19  Jakub Jelinek  <jakub@redhat.com>
38324         PR bootstrap/43121
38325         * except.c (sjlj_emit_function_enter): Don't call
38326         add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
38327         directly.
38328         * rtl.h (add_reg_br_prob_note): Remove prototype.
38330 2010-02-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
38332         PR 41779
38333         * c-common.c (conversion_warning): Remove widening conversions
38334         before checking the conversion of integers to reals.
38336 2010-02-19  Mike Stump  <mikestump@comcast.net>
38338         PR middle-end/43125
38339         * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
38341         PR objc/43061
38342         * cgraphunit.c (process_function_and_variable_attributes): Check
38343         DECL_PRESERVE_P instead of looking up attribute "used".
38344         * ipa-pure-const.c (check_decl): Likewise.
38345         * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
38346         * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
38347         * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
38348         instead of attribute "used".
38349         * config/sol2-c.c (solaris_pragma_init): Likewise.
38350         (solaris_pragma_fini): Likewise.
38352 2010-02-19  Jakub Jelinek  <jakub@redhat.com>
38354         * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
38355         Use XCNEW instead of xcalloc.
38356         (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
38357         XNEW instead of xmalloc.
38358         (get_fields): Use XNEWVEC instead of xmalloc.
38360         PR debug/43084
38361         * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
38362         populate vars array.
38363         (create_new_general_access): For debug stmts just reset value.
38364         (get_stmt_accesses): For accesses within debug stmts just record them
38365         using add_access_to_acc_sites instead of preventing the peeling or
38366         counting them as accesses.
38368         PR middle-end/42233
38369         * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
38371 2010-02-19  Richard Guenther  <rguenther@suse.de>
38373         PR tree-optimization/42916
38374         * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
38375         instructions.
38377 2010-02-19  Andreas Schwab  <schwab@linux-m68k.org>
38379         * configure.ac: Replace all uses of changequote in macro arguments
38380         with proper quoting.
38382 2010-02-19  Jakub Jelinek  <jakub@redhat.com>
38384         PR middle-end/42233
38385         * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
38387 2010-02-19  Richard Guenther  <rguenther@suse.de>
38389         PR tree-optimization/42944
38390         * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
38391         test for aliasing with errno.
38393 2010-02-19  Jakub Jelinek  <jakub@redhat.com>
38395         PR middle-end/42233
38396         * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
38397         do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
38398         * dojump.c: Include output.h.
38399         (inv): New inline function.
38400         (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
38401         do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
38402         do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
38403         do_jump_by_parts_equality, do_compare_and_jump): Add PROB
38404         argument, pass it down to other calls.
38405         (do_compare_rtx_and_jump): Likewise.  If PROB is not -1,
38406         add REG_BR_PROB note to the conditional jump.
38407         * cfgexpand.c (add_reg_br_prob_note): Removed.
38408         (expand_gimple_cond): Don't call it, add the probability
38409         as last argument to jumpif_1/jumpifnot_1.
38410         * Makefile.in (dojump.o): Depend on output.h.
38411         * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
38412         callers.
38413         * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
38414         * stmt.c (do_jump_if_equal): Likewise.
38415         * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
38416         * loop-unswitch.c (compare_and_jump_seq): Likewise.
38417         * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
38418         Likewise.
38419         * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
38420         * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
38421         jumpifnot_1 callers.
38422         (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
38423         callers.
38424         (store_expr): Adjust jumpifnot caller.
38425         (store_constructor): Adjust jumpif caller.
38427         PR middle-end/42233
38428         * gimplify.c (gimple_boolify): For __builtin_expect call
38429         gimple_boolify also on its first argument.
38431 2010-02-18  Uros Bizjak  <ubizjak@gmail.com>
38433         * configure.ac (gnu-unique-object): Wrap regexps using [] in
38434         changequote block.
38435         (__stack_chk_fail): Ditto.  Remove quadrigraphs.
38436         * configure: Regenerated.
38438 2010-02-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
38440         * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
38441         lang_hooks.types_compatible_p instead of comptypes.
38443 2010-02-18  Sebastian Huber  <sebastian.huber@embedded-brains.de>
38445         * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
38446         (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
38447         if __prefer_thumb__ is defined.
38449 2010-02-18  Martin Jambor  <mjambor@suse.cz>
38451         PR tree-optimization/43066
38452         * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
38453         array with zero-sized element type.
38455 2010-02-18  Jakub Jelinek  <jakub@redhat.com>
38457         * dwarf2out.c (add_var_loc_to_decl): Change last argument to
38458         rtx, allocate struct var_loc_node here and return it to the
38459         caller, and only if it is actually needed.
38460         (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
38461         move it earlier and return immediately if it returns NULL.
38463 2010-02-17  Mikael Pettersson  <mikpe@it.uu.se>
38465         * config/sparc/gas.h: New file.  Restore
38466         TARGET_ASM_NAMED_SECTION to its ELF default.
38467         * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
38468         check !HAVE_GNU_AS.
38469         * config/sparc/sparc.c (sparc_elf_asm_named_section):
38470         Likewise.  Add ATTRIBUTE_UNUSED to prototype.
38471         * config.gcc (sparc*-*-linux*): Include sparc/gas.h
38472         after sparc/sysv4.h.
38474 2010-02-17  Dave Korn  <dave.korn.cygwin@gmail.com>
38476         * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
38478 2010-02-17  Steven Bosscher  <steven@gcc.gnu.org>
38480         * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
38481         patterns from predicated pattern.
38483 2010-02-17  Uros Bizjak  <ubizjak@gmail.com>
38485         PR target/43103
38486         * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
38487         for insn mnemonic suffix.
38489 2010-02-17  Richard Guenther  <rguenther@suse.de>
38491         * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
38492         to loop PHI nodes.
38494 2010-02-17  Jakub Jelinek  <jakub@redhat.com>
38496         PR debug/42918
38497         * caller-save.c (save_call_clobbered_regs): If BB ends with
38498         a DEBUG_INSN, move any notes in between last real insn and the last
38499         DEBUG_INSN after the last DEBUG_INSN.
38501 2010-02-16  Joern Rennecke  <joern.rennecke@embecosm.com>
38503         * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
38504         Fix return type.  Fix argument type.  Explain meaning of return value.
38506 2010-02-16  Richard Guenther  <rguenther@suse.de>
38508         PR tree-optimization/41043
38509         * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
38510         (vrp_visit_assignment_or_call): Do not ask SCEV for regular
38511         statements ...
38512         (vrp_visit_phi_node): ... but only for loop PHI nodes.
38514 2010-02-16  Ira Rosen  <irar@il.ibm.com>
38516         PR tree-optimization/43074
38517         * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
38518         * tree-vect-loop.c (vect_analyze_loop_operations): Add
38519         vectorizable cycles in hybrid SLP check.
38520         * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
38522 2010-02-16  Richard Guenther  <rguenther@suse.de>
38524         * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
38525         (true_dependence): If memrefs_conflict_p computes must-alias
38526         trust it.  Move TBAA check after offset-based disambiguation.
38527         (canon_true_dependence): Likewise.
38529 2010-02-16  Alexandre Oliva  <aoliva@redhat.com>
38531         * params.def (PARAM_MAX_VARTRACK_SIZE): New.
38532         * doc/invoke.texi: Document it.
38533         * var-tracking.c: Include toplev.h and params.h.
38534         (vt_find_locations): Return bool indicating success.  Compute
38535         hash sizes unconditionally.  Check new parameter, report.
38536         (variable_tracking_main_1): Check vt_find_locations results and
38537         retry.  Renamed from...
38538         (variable_tracking_main): ... this.  New wrapper to preserve
38539         flag_var_tracking_assignments.
38540         * Makefile.in (var-tracking.o): Adjust dependencies.
38542 2010-02-16  Jack Howarth  <howarth@bromo.med.uc.edu>
38543             Jakub Jelinek  <jakub@redhat.com>
38545         PR target/42854
38546         * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
38547         if weak_import attribute is present.
38548         * config/darwin.c (machopic_select_section): Likewise.
38550 2010-02-15  Joern Rennecke  <joern.rennecke@embecosm.com>
38552         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
38553         (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
38554         (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
38555         (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
38557         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
38558         types.
38560         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
38561         Fix argument types.
38563         * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
38564         Rewrite text to refer to the names.
38566 2010-02-15  Sebastian Pop  <sebastian.pop@amd.com>
38568         * config/i386/i386-builtin-types.def
38569         (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
38570         (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
38571         (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
38572         (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
38573         * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
38574         IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
38575         IX86_BUILTIN_VPERMIL2PS256.
38576         (MULTI_ARG_4_DF2_DI_I): Defined.
38577         (MULTI_ARG_4_DF2_DI_I1): Defined.
38578         (MULTI_ARG_4_SF2_SI_I): Defined.
38579         (MULTI_ARG_4_SF2_SI_I1): Defined.
38580         (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
38581         __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
38582         __builtin_ia32_vpermil2ps256.
38583         (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
38584         MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
38585         MULTI_ARG_4_SF2_SI_I1.  Handle builtins with 4 arguments.
38586         (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
38587         MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
38588         MULTI_ARG_4_SF2_SI_I1.  Handle CODE_FOR_xop_vpermil2v2df3,
38589         CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
38590         CODE_FOR_xop_vpermil2v8sf3.
38591         * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
38592         * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
38593         * config/i386/xopintrin.h (_mm_permute2_pd): New.
38594         (_mm256_permute2_pd): New.
38595         (_mm_permute2_ps): New.
38596         (_mm256_permute2_ps): New.
38598 2010-02-15  Nick Clifton  <nickc@redhat.com>
38600         * config/h8300/h8300.c (h8300_push_pop): Use bool type for
38601         boolean parameters.  Use emit_jump_insn when emitting a pop
38602         instruction containing a return insn.
38603         (push): Use 'true' rather than '1' as second parameter to F.
38604         (h8300_expand_prologue): Likewise.
38605         Use 'true' and 'false' for boolean parameters to h8300_push_pop.
38606         (h8300_expand_epilogue): Likewise.
38608 2010-02-15  Richard Guenther  <rguenther@suse.de>
38610         PR middle-end/43068
38611         * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
38612         if that is zero.
38614 2010-02-15  Nick Clifton  <nickc@redhat.com>
38616         * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
38617         delta.
38619 2010-02-14  Marco Poletti  <poletti.marco@gmail.com>
38621         * intl.c (fake_ngettext): New function.
38622         * intl.h (fake_ngettext): Declare.
38623         (ngettext): Define macro.
38624         * collect2.c (notice_translated): New function.
38625         (main): Use notice_translated and ngettext.
38626         * collect2.h (notice_translated): Declare.
38628 2010-02-14  Steven Bosscher  <steven@gcc.gnu.org>
38630         * reorg.c (delete_computation): Comment fixes.
38631         * caller-save.c (setup_save_areas): Idem.
38632         * sel-sched-dump.c (dump_lv_set): Idem.
38633         * rtl.def: Idem.
38635 2010-02-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
38637         * config/s390/s390.c (s390_sched_init): New function.
38638         (TARGET_SCHED_INIT): Target hook defined.
38640 2010-02-12  Dave Korn  <dave.korn.cygwin@gmail.com>
38641             Jack Howarth  <howarth@bromo.med.uc.edu>
38642             Iain Sandoe  <iain.sandoe@sandoe-acoustics.co.uk>
38644         PR target/42982
38645         Partial revert of unintended change in fix for PR41605.
38646         * config/darwin.h: Fix typo.
38647         * config/darwin9.h: Same.
38649 2010-02-11  Jakub Jelinek  <jakub@redhat.com>
38651         * c-pch.c (pch_init): Clear v.
38653 2010-02-11  Sebastian Pop  <sebastian.pop@amd.com>
38655         PR middle-end/42930
38656         * graphite-scop-detection.c (graphite_can_represent_scev): Call
38657         graphite_can_represent_init for MULT_EXPR.
38659 2010-02-11  Sebastian Pop  <sebastian.pop@amd.com>
38661         PR middle-end/42914
38662         PR middle-end/42530
38663         * graphite-sese-to-poly.c (remove_phi): New.
38664         (translate_scalar_reduction_to_array): Call remove_phi.
38666 2010-02-11  Sebastian Pop  <sebastian.pop@amd.com>
38668         PR middle-end/42771
38669         * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
38670         * graphite-clast-to-gimple.h (gloog): Update declaration.
38671         * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
38672         * graphite-poly.h (struct poly_bb): Add missing comments.
38673         (struct scop): Add poly_scop_p field.
38674         (POLY_SCOP_P): New.
38675         * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
38676         * graphite.c (graphite_transform_loops): Build the polyhedral
38677         representation for each scop before code generation.
38678         * sese.c (rename_variables_in_operand): Removed.
38679         (rename_variables_in_expr): Return the renamed expression.
38680         (rename_sese_parameters): New.
38681         * sese.h (rename_sese_parameters): Declared.
38683 2010-02-11  Richard Guenther  <rguenther@suse.de>
38685         PR tree-optimization/42998
38686         * tree-ssa-pre.c (create_expression_by_pieces): Treat
38687         POINTER_PLUS_EXPR properly.
38689 2010-02-11  Sebastian Pop  <sebastian.pop@amd.com>
38690             Changpeng Fang  <changpeng.fang@amd.com>
38692         PR middle-end/40886
38693         * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
38694         the cost of an IV candidate when the IV is used in a test against zero.
38696         * gcc.dg/tree-ssa/ivopts-3.c: New.
38698 2010-02-11  Richard Guenther  <rguenther@suse.de>
38700         PR lto/41664
38701         * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
38702         pointer-vs-decl case by swapping refs.  Handle some cases
38703         of pointer-vs-decl disambiguations more conservatively.
38704         * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
38705         to false after expanding.
38707 2010-02-11  Richard Guenther  <rguenther@suse.de>
38709         PR driver/43021
38710         * gcc.c (process_command): Handle LTO file@offset case more
38711         appropriately.
38713 2010-02-11  Jakub Jelinek  <jakub@redhat.com>
38715         * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
38716         modifications outside of the DEBUG_INSN.  Accept CLOBBERs inside
38717         of DEBUG_INSNs.
38718         (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
38720         * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
38721         if MEM's mode size isn't DWARF2_ADDR_SIZE.
38722         (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
38723         Optimize eq/ne comparisons when both arguments are known to be
38724         zero-extended.
38725         (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
38726         Don't mask operands unnecessarily if they are known to be already
38727         zero-extended.
38729 2010-02-10  Vladimir Makarov  <vmakarov@redhat.com>
38731         * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
38732         instead of loop.
38734 2010-02-10  Richard Guenther  <rguenther@suse.de>
38736         PR tree-optimization/43017
38737         * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
38738         for wrapping signed arithmetic.
38740 2010-02-10  Jakub Jelinek  <jakub@redhat.com>
38742         PR debug/43010
38743         * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
38744         if no debug info should be emitted for it.
38746 2010-02-10  Kaz Kojima  <kkojima@gcc.gnu.org>
38748         * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
38749         note when flag_exceptions is set.
38751 2010-02-10  Duncan Sands  <baldrick@free.fr>
38753         * Makefile.in (PLUGIN_HEADERS): Add debug.h.
38755 2010-02-10  Richard Guenther  <rguenther@suse.de>
38757         PR c/43007
38758         * tree.c (get_unwidened): Handle constants.
38759         * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
38761 2010-02-10  Martin Jambor  <mjambor@suse.cz>
38763         PR lto/42985
38764         * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
38765         check for variable argument counts independently.
38767 2010-02-10  Christian Bruel  <christian.bruel@st.com>
38769         PR target/42841
38770         * config/sh/sh.c (find_barrier): Increase length for non delayed
38771         conditional branches.
38773 2010-02-10  Christian Bruel  <christian.bruel@st.com>
38775         * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
38777 2010-02-10  Jakub Jelinek  <jakub@redhat.com>
38779         * builtins.c (set_builtin_user_assembler_name): Also handle
38780         ffs if int is smaller than word.
38782 2010-02-09  Vladimir Makarov  <vmakarov@redhat.com>
38784         PR middle-end/42973
38785         * ira-conflicts.c (get_dup): Remove.
38786         (process_reg_shuffles): Add new parameter.  Use it as an
38787         additional guard for copy generation.
38788         (add_insn_allocno_copies): Rewrite.
38790 2010-02-09  Alexander Monakov  <amonakov@ispras.ru>
38792         * common.opt (fsched2-use-traces): Preserved for backward
38793         compatibility.
38794         * doc/invoke.texi: Remove the documentation about option
38795         -fsched2-use-traces.
38796         * sched-rgn.c (rest_of_handle_sched2): Remove usage of
38797         flag_sched2_use_traces.
38798         * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
38799         the backward compatibility flag section.
38801 2010-02-09  Richard Guenther  <rguenther@suse.de>
38803         PR tree-optimization/43008
38804         * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
38805         make HEAP variables initialized from global memory if they
38806         are not known builtin functions.
38807         (find_func_aliases): Adjust.
38809 2010-02-09  Richard Guenther  <rguenther@suse.de>
38811         PR tree-optimization/43000
38812         * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
38813         arithmetic manually.
38815 2010-02-08  Jakub Jelinek  <jakub@redhat.com>
38817         PR tree-optimization/42931
38818         * tree-loop-linear.c (try_interchange_loops): Don't call
38819         double_int_mul if estimated_loop_iterations failed.
38821 2010-02-08  Martin Jambor  <mjambor@suse.cz>
38823         PR middle-end/42898
38824         * tree-sra.c (build_accesses_from_assign): Do not mark in
38825         should_scalarize_away_bitmap if stmt has volatile ops.
38826         (sra_modify_assign): Do not process assigns piecemeal if if stmt
38827         has volatile ops.
38829 2010-02-08  Joern Rennecke  <joern.rennecke@embecosm.com>
38831         * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
38833 2010-02-07  Adam Nemet  <adambnmet@gmail.com>
38835         * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
38836         before the pattern.
38838 2010-02-07  Andrew Pinski  <pinskia@gmail.com>
38840         PR middle-end/42946
38841         * df-core.c (df_finish_pass): Change type of saved_flags to int.
38843 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
38845         PR middle-end/42988
38846         * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
38847         to unknown_dependence.
38848         (graphite_legal_transform_dr): Handle the unknown_dependence.
38849         (graphite_carried_dependence_level_k): Same.
38851 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
38853         * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
38855 2010-02-07  Richard Guenther  <rguenther@suse.de>
38857         PR middle-end/42991
38858         * expr.c (get_inner_reference): Always initialize *pbitsize.
38860 2010-02-07  Richard Guenther  <rguenther@suse.de>
38862         PR middle-end/42956
38863         * gimplify.c (gimple_fold_indirect_ref): Avoid generating
38864         new ARRAY_REFs on variable size element or minimal index arrays.
38865         Complete.
38866         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
38867         gimple_fold_indirect_ref.
38869 2010-02-06  Richard Earnshaw  <rearnsha@arm.com>
38871         PR target/42957
38872         * arm.c (arm_override_options): Just return if the user has specified
38873         an invalid fpu name.
38875 2010-02-03  Jason Merrill  <jason@redhat.com>
38877         PR c++/42870
38878         * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
38879         i386_pe_maybe_record_exported_symbol.
38881 2010-02-05  Steve Ellcey  <sje@cup.hp.com>
38883         PR target/42924
38884         * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
38885         (pa_delegitimize_address): New function.
38887 2010-02-05  Ozkan Sezer  <sezeroz@gmail.com>
38889         * config/i386/msformat-c.c (ms_printf_length_specs): Set the
38890         scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
38892 2010-02-05  Richard Guenther  <rguenther@suse.de>
38894         PR lto/42762
38895         * lto-streamer-in.c (get_resolution): Deal with references
38896         to undefined functions.
38898 2010-02-05  Richard Guenther  <rguenther@suse.de>
38900         * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
38901         (fold_const_aggregate_ref): Likewise.
38902         (ccp_fold_stmt): Substitute loads.
38903         (maybe_fold_reference): Verify types before substituting.
38904         Unshare properly.
38905         (fold_gimple_assign): Unshare properly.
38906         (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
38908 2010-02-05  Nathan Froyd  <froydnj@codesourcery.com>
38910         * config/rs6000/rs6000.c (rs6000_override_options): Invert check
38911         for rs6000_gen_cell_microcode.
38913 2010-02-04  Richard Guenther  <rguenther@suse.de>
38915         PR rtl-optimization/42952
38916         * dse.c (const_or_frame_p): Remove MEM handling.
38918 2010-02-04  Nick Clifton  <nickc@redhat.com>
38920         * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
38921         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
38922         (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
38923         (mn10300_asm_output_mi_thunk): New function.
38924         (mn10300_can_output_mu_thunk): New function.
38925         * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
38926         (FUNCTION_ARG_REGNO_P): Fix comment.  Accept d0 and d1.
38927         (FUNCTION_ARG): Delete incorrect comment.
38929 2010-02-03  Jason Merrill  <jason@redhat.com>
38931         PR c++/40138
38932         * fold-const.c (operand_equal_p): Handle erroneous types.
38934 2010-02-03  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
38936         * config/h8300/h8300.md (can_delay): Fix attibute condition.
38938 2010-02-03  Vladimir Makarov  <vmakarov@redhat.com>
38940         PR rtl-optimization/42941
38941         * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
38942         of xmalloc.
38944 2010-02-03  Jason Merrill  <jason@redhat.com>
38946         PR c++/35652
38947         * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
38949 2010-02-03  Alexandre Oliva  <aoliva@redhat.com>
38951         PR debug/42896
38952         * cselib.h (struct cselib_val_struct): Add uid.  Rename value to hash.
38953         (cselib_reset_table): Renamed from...
38954         (cselib_reset_table_with_next_value): ... this.
38955         (cselib_get_next_uid): Renamed from...
38956         (cselib_get_next_unknown_value): ... this.
38957         * cselib.c (next_uid): Renamed from...
38958         (next_unknown_value): ... this.
38959         (cselib_clear_table): Adjust.
38960         (cselib_reset_table): Adjust.  Renamed from...
38961         (cselib_reset_table_with_next_value): ... this.
38962         (cselib_get_next_uid): Adjust.  Renamed from...
38963         (cselib_get_next_unknown_value): ... this.
38964         (get_value_hash): Use hash.
38965         (cselib_hash_rtx): Likewise.
38966         (new_cselib_val): Adjust.  Set and dump uid.
38967         (cselib_lookup_mem): Pass next_uid as hash.
38968         (cselib_subst_to_values): Likewise.
38969         (cselib_log_lookup): Dump uid.
38970         (cselib_lookup): Pass next_uid as hash.  Adjust.
38971         (cselib_process_insn): Adjust.
38972         (cselib_init): Initialize next_uid.
38973         (cselib_finish): Adjust.
38974         (dump_cselib_table): Likewise.
38975         * dse.c (canon_address): Dump value uid.
38976         * print-rtl.c (print_rtx): Print value uid.
38977         * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
38978         (dvuid): New type.
38979         (dv_uid): New function, sort of renamed from...
38980         (dv_htab_hash): ... this, reimplemented in terms of it and...
38981         (dv_uid2hash): ... this.  New.
38982         (variable_htab_eq): Drop excess assertions.
38983         (tie_break_pointers): Removed.
38984         (canon_value_cmp): Compare uids.
38985         (variable_post_merge_New_vals): Print uids.
38986         (vt_add_function_parameters): Adjust.
38987         (vt_initialize): Reset table.  Adjust.
38989 2010-02-03  Richard Guenther  <rguenther@suse.de>
38991         PR tree-optimization/42944
38992         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
38993         (call_may_clobber_ref_p_1): Likewise.  Properly handle
38994         malloc and calloc clobbering errno.
38996 2010-02-03  Steven Bosscher  <steven@gcc.gnu.org>
38998         * doc/invoke.texi: Fix name of sched1 dump.
39000         * opts.c (decode_options): Set flag_tree_switch_conversion
39001         only conditionally on optimize >= 2.
39003         * gcse.c: Assorted comment fixes in pass description.
39005 2010-02-03  Anthony Green  <green@moxielogic.com>
39007         * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
39008         nop padding in order to maintain alignment of storage location of
39009         target function address.
39010         (moxie_trampoline_init): Store target function address at newly
39011         aligned location.
39012         * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
39013         to 32.
39014         (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
39016 2010-02-03  Richard Guenther  <rguenther@suse.de>
39018         PR middle-end/42927
39019         * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
39021 2010-02-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
39023         * config.gcc: Reenable check for obsolete targets.
39024         Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
39025         mips-sgi-irix6.[0-4]*.
39027 2010-02-02  Nick Clifton  <nickc@redhat.com>
39029         * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
39030         constant size of 4 as being the same as 0.
39031         * doc/invoke.texi (RX Options): Document that -mmax-constant-size
39032         can take values in the range 0..4.
39034 2010-02-02  Jack Howarth  <howarth@bromo.med.uc.edu>
39036         PR java/41991
39037         * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
39038         as _darwin10_Unwind_FindEnclosingFunction().
39039         * libgcc-libsystem.ver: New.
39041 2010-02-01  Vladimir Makarov  <vmakarov@redhat.com>
39043         PR target/41399
39044         * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
39045         implicitly set registers.
39047 2010-02-01  Richard Earnshaw  <rearnsha@arm.com>
39049         * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
39050         (arm_override_options): Allow automatic selection of the thread
39051         pointer register if thumb2.
39052         (legitimize_pic_address): Improve code sequences for Thumb2.
39053         (arm_call_tls_get_addr): Likewise.
39054         (legitimize_tls_address): Likewise.
39055         * arm.md (pic_load_addr_arm): Delete.  Replace with ...
39056         (pic_load_addr_32bit): ... this.  New named pattern.
39057         * thumb2.md (pic_load_addr_thumb2): Delete.
39058         (pic_load_dot_plus_four): Delete.
39059         (tls_load_dot_plus_four): New named pattern.
39061 2010-02-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
39063         PR libgomp/29986
39064         * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
39065         Document fix for TLS bug.
39067 2010-01-31  Richard Guenther  <rguenther@suse.de>
39069         * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
39070         conservatively correct.
39072 2010-01-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
39074         PR target/42850
39075         Revert:
39076         2010-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
39078         * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
39080 2010-01-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
39082         * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
39084 2010-01-31  Kai Tietz  <kai.tietz@onevision.com>
39086         * config.gcc: Adjust order of makefile fragments for mingw targets.
39088 2010-01-31  Richard Guenther  <rguenther@suse.de>
39090         PR middle-end/42898
39091         * gimplify.c (gimplify_init_constructor): For volatile LHS
39092         initialize a temporary.
39094 2010-01-31  Matthias Klose  <doko@ubuntu.com>
39096         * configure.ac: Fix __stack_chk_fail check for cross builds configured
39097         --with-headers
39098         * configure: Regenerate.
39100 2010-01-29  Eric Botcazou  <ebotcazou@adacore.com>
39102         * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
39103         the same alias set and their sizes different constantness.
39104         (aliasing_component_refs_p): Revert 2009-10-24 change.
39106 2010-01-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
39108         * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
39109         unused.
39111 2010-01-29  Richard Guenther  <rguenther@suse.de>
39113         * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
39114         Assert we successfully updated the call.
39116 2010-01-29  Jakub Jelinek  <jakub@redhat.com>
39118         PR rtl-optimization/42889
39119         * df.h (df_set_bb_dirty_nonlr): New prototype.
39120         * df-core.c (df_set_bb_dirty_nonlr): New function.
39121         * df-scan.c (df_insn_rescan): Call it instead of
39122         df_set_bb_dirty for DEBUG_INSNs.
39124 2010-01-29  Richard Guenther  <rguenther@suse.de>
39126         PR middle-end/37448
39127         * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
39128         quadratic behavior in most cases.
39130 2010-01-28  Uros Bizjak  <ubizjak@gmail.com>
39132         PR target/42891
39133         * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
39134         in the call to gen_x86_movsicc_0_m1.
39136 2010-01-28  Richard Guenther  <rguenther@suse.de>
39138         PR tree-optimization/42871
39139         * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
39141 2010-01-28  Richard Guenther  <rguenther@suse.de>
39143         * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
39144         into call arguments.
39146 2010-01-28  Richard Guenther  <rguenther@suse.de>
39148         PR middle-end/42883
39149         * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
39150         the forwarder if the destination is an EH landing pad.
39152 2010-01-28  Razya Ladelsky  <razya@il.ibm.com>
39154         * tree-parloops.c (transform_to_exit_first_loop): Update the basic
39155         block list passed to gimple_duplicate_sese_tail.
39156         (parallelize_loops): Avoid parallelization when the function
39157         has_nonlocal_label.
39158         Avoid parallelization when the preheader is IRREDUCIBLE.
39159         Try to optimize when estimated_loop_iterations_int is unresolved.
39160         Add the loop's location to the dump file.
39161         * tree-cfg.c (add_phi_args_after_redirect): Remove.
39162         (gimple_duplicate_sese_tail): Remove the check for the latch.
39163         Redirect nexits to the exit block.
39164         Remove handling of the incoming edges to the latch.
39165         Redirect the backedge from the copied latch to the exit bb.
39167 2010-01-28  Michael Matz  <matz@suse.de>
39169         PR target/42881
39170         * config/i386/i386.c (ix86_expand_vector_init_duplicate):
39171         Wrap force_reg into a sequence, emit it before user.
39173 2010-01-28  Stephen Thomas  <stephen.thomas@arm.com>
39175         * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
39176         (arm_rev): New.
39177         (arm_legacy_rev): Likewise.
39178         (thumb_legacy_rev): Likewise.
39180 2010-01-27  Jakub Jelinek  <jakub@redhat.com>
39182         * dwarf2out.c (mem_loc_descriptor): Remove special casing of
39183         CONSTANT_POOL_ADDRESS_P SYMBOL_REFs.  If for MEM recursive call
39184         on MEM's address failed, try avoid_constant_pool_reference and
39185         recurse if it returned something different.
39186         (loc_descriptor): If for MEM mem_loc_descriptor failed on the
39187         address, try avoid_constant_pool_reference and recurse if it
39188         returned something different.
39189         (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
39190         address and avoid_constant_pool_reference returned something
39191         different, don't set have_address.
39193 2010-01-27  Alexandre Oliva  <aoliva@redhat.com>
39195         PR debug/42861
39196         * var-tracking.c (val_store): Add modified argument, obey it.
39197         Adjust callers.
39198         (count_uses): Move down logging of main.
39199         (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
39200         don't need resolution.
39201         (emit_notes_in_bb): Likewise.
39203 2010-01-27  Richard Guenther  <rguenther@suse.de>
39205         PR middle-end/42878
39206         * tree-inline.c (remap_decl): Delay remapping of SSA name
39207         default definitions until we need them.
39209 2010-01-27  Jakub Jelinek  <jakub@redhat.com>
39211         * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
39212         (rs6000_delegitimize_address): New function.
39214         * config/s390/s390.c (s390_delegitimize_address): Call
39215         delegitimize_mem_from_attrs.
39217         PR middle-end/42874
39218         * tree-inline.c (cannot_copy_type_1): Removed.
39219         (copy_forbidden): Don't forbid copying of functions containing
39220         records/unions with variable length fields.
39222 2010-01-27  Christian Bruel  <christian.bruel@st.com>
39224         Revert:
39225         PR target/42841
39226         * config/sh/sh.c (find_barrier): Increase length for non delayed
39227         conditional branches.
39229 2010-01-27  Matthias Klose  <doko@ubuntu.com>
39231         * configure.ac (gnu-unique-object): Fix ldd version check.
39232         * configure: Regenerate.
39234 2010-01-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
39236         * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
39237         HAVE_GNU_AS value.
39238         * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
39239         Test for HAVE_GNU_AS value.
39241 2010-01-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
39243         * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
39244         * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
39245         INT64_TYPE): Define.
39246         (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
39247         (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
39248         INT_LEAST64_TYPE): Define.
39249         (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
39250         UINT_LEAST64_TYPE): Define.
39251         (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
39252         INT_FAST64_TYPE): Define.
39253         (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
39254         UINT_FAST64_TYPE): Define.
39255         (INTMAX_TYPE, UINTMAX_TYPE): Define.
39256         (INTPTR_TYPE, UINTPTR_TYPE): Define.
39257         (SIG_ATOMIC_TYPE): Define.
39259 2010-01-26  Richard Guenther  <rguenther@suse.de>
39261         * df-scan.c (df_scan_set_bb_info): Remove assert.
39262         (df_insn_rescan_debug_internal): Merge asserts.
39263         (df_install_ref): Likewise.
39264         (df_mark_reg): Use bitmap_set_range.
39265         (df_hard_reg_used_p): Remove assert.
39266         (df_hard_reg_used_count): Likewise.
39268 2010-01-26  Richard Guenther  <rguenther@suse.de>
39270         PR rtl-optimization/42685
39271         * web.c (web_main): Ignore DEBUG_INSNs.
39273 2010-01-26  Joern Rennecke  <amylaar@spamcop.net>
39275         * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
39277         (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
39278         Fix types of fndecl and arglist parameters.
39280 2010-01-26  Richard Guenther  <rguenther@suse.de>
39282         PR middle-end/42806
39283         * tree-eh.c (unsplit_eh): Skip debug insns.
39285 2010-01-26  Richard Guenther  <rguenther@suse.de>
39287         PR tree-optimization/42250
39288         * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
39290 2010-01-26  Jakub Jelinek  <jakub@redhat.com>
39292         PR fortran/42866
39293         * omp-low.c (expand_omp_sections): Only use single_pred if
39294         l2_bb is single_pred_p.
39296 2010-01-25  Christian Bruel  <christian.bruel@st.com>
39298         PR target/42841
39299         * config/sh/sh.c (find_barrier): Increase length for non delayed
39300         conditional branches.
39301         (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
39303 2010-01-24  David S. Miller  <davem@davemloft.net>
39305         * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
39306         define if not using GAS.
39307         * config/sparc/sparc.c (sparc_elf_asm_named_section):
39308         Likewise.  Delete SECTION_MERGE code, which is only applicable
39309         when using GAS.
39311 2010-01-24  Mark Mitchell  <mark@codesourcery.com>
39313         PR c++/42748
39314         * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
39315         mangling of va_list in system headers.
39317 2010-01-23  Toon Moene  <toon@moene.org>
39319         * tree-predcom.c (combine_chains): Return NULL, not false.
39321 2010-01-23  Joern Rennecke  <amylaar@spamcop.net>
39323         * tree-loop-distribution.c (distribute_loop): Fix declaration and
39324         initialization of variable res to agree with return type.
39326 2010-01-22  Steve Ellcey  <sje@cup.hp.com>
39328         * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
39329         * tree-sra.c: Add include of expr.h.
39331 2010-01-22  Jakub Jelinek  <jakub@redhat.com>
39333         * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
39334         insert the debug stmt on the single non-EH edge from the stmt.
39336 2010-01-22  Richard Henderson  <rth@redhat.com>
39338         PR tree-opt/42833
39339         * tree-sra.c (sra_modify_assign): Delay re-gimplification of
39340         the RHS until after generate_subtree_copies has insertted its
39341         code before the current statement.
39343 2010-01-22  Joern Rennecke  <amylaar@spamcop.net>
39345         * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
39347         * gcc-plugin.h (plugin_init): Use "C" likage for c++.
39349 2010-01-21  Martin Jambor  <mjambor@suse.cz>
39351         PR tree-optimization/42585
39352         * tree-sra.c (struct access): New field grp_total_scalarization.
39353         (dump_access): Dump the new field.
39354         (should_scalarize_away_bitmap): New variable.
39355         (cannot_scalarize_away_bitmap): Likewise.
39356         (sra_initialize): Allocate new bitmaps.
39357         (sra_deinitialize): Free new bitmaps.
39358         (create_access_1): New function.
39359         (create_access): Parts moved to create_access_1.
39360         (type_consists_of_records_p): New function.
39361         (completely_scalarize_record): Likewise.
39362         (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
39363         (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
39364         (sort_and_splice_var_accesses): Hint groups with a total_scalarization
39365         access.
39366         (analyze_all_variable_accesses): Completely scalarize small eligible
39367         records.
39369 2010-01-21  Martin Jambor  <mjambor@suse.cz>
39371         * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
39373 2010-01-21  Andrew Haley  <aph@redhat.com>
39375         * gcc.c (process_command): Move lang_specific_driver before
39376         setting cc_libexec_prefix.
39378 2010-01-21  Richard Guenther  <rguenther@suse.de>
39380         PR middle-end/19988
39381         * fold-const.c (negate_expr_p): Pretend only negative
39382         real constants are easily negatable.
39384 2010-01-20  Janis Johnson  <janis187@us.ibm.com>
39385             Jason Merrill  <jason@redhat.com>
39387         * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
39388         (TYPE_TRANSPARENT_AGGR): this, for union and record.
39389         * calls.c (initialize argument_information): Handle it.
39390         * c-common.c (handle_transparent_union_attribute): Use new name.
39391         * c-decl.c (finish_struct): Ditto.
39392         * c-typeck.c (type_lists_compatible_p): Ditto.
39393         (convert_for_assignment): Use new name and also handle record.
39394         * function.c (aggregate_value_p): Handle it.
39395         (pass_by_reference): Ditto.
39396         (assign_parm_data_types): Ditto.
39397         * print-tree.c (print_node): Ditto.
39398         * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
39399         * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
39400         * tree.c (first_field): New fn.
39402 2010-01-21  Dave Korn  <dave.korn.cygwin@gmail.com>
39404         PR target/42818
39405         * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
39406         even when linking statically, for now.
39408 2010-01-20  Alexandre Oliva  <aoliva@redhat.com>
39410         PR debug/42715
39411         * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
39412         without a cselib val.
39413         (count_uses): Accept MO_VAL_SET with no val on stores.
39414         (add_stores): Likewise.
39416 2010-01-20  Jakub Jelinek  <jakub@redhat.com>
39418         * var-tracking.c (check_value_val): Add a compile time assertion.
39419         (dv_is_decl_p): Simplify.
39420         (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
39421         gcc_assert if ENABLE_CHECKING.
39423 2010-01-20  Alexandre Oliva  <aoliva@redhat.com>
39425         PR debug/42782
39426         * var-tracking.c: Include tree-flow.h.
39427         (mem_dies_at_call): New.
39428         (dataflow_set_preserve_mem_locs): Use it.
39429         (dataflow_set_remove_mem_locs): Likewise.
39430         (dump_var): Renamed from dump_variable.  Adjust all callers.
39431         (dump_var_slot): Renamed from dump_variable_slot.  Likewise.
39432         * Makefile.in (var-tracking.o): Adjust deps.
39434 2010-01-20  Joern Rennecke  <amylaar@spamcop.net>
39436         * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
39438 2010-01-20  Richard Guenther  <rguenther@suse.de>
39440         PR tree-optimization/42717
39441         * tree-ssa-dce.c (get_live_post_dom): Remove.
39442         (forward_edge_to_pdom): Take an arbitrary edge to copy
39443         degenerate PHI args from.
39444         (remove_dead_stmt): Use the first post-dominator even if it
39445         does not contain live statements as redirection destination.
39447 2010-01-20  Richard Guenther  <rguenther@suse.de>
39449         * tree-inline.c (estimate_num_insns): Handle EH builtins.
39451 2010-01-20  Jakub Jelinek  <jakub@redhat.com>
39453         * sel-sched.c (create_speculation_check): Remove set but not used
39454         variable twin.
39455         (try_transformation_cache): Remove set but not used variable ds.
39456         (calculate_privileged_insns): Remove set but not used variables
39457         cur_insn and min_spec_insn.
39458         (find_best_expr): Remove set but not used variable avail_n.
39459         * tree-predcom.c (base_names_in_chain_on): Remove set but not used
39460         variable e.
39461         * cgraphunit.c (assemble_thunk): Remove set but not used variable
39462         false_label.
39463         * haifa-sched.c (remove_notes): Remove set but not used variable prev.
39464         * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
39465         new_scop_exit_edge.
39467 2010-01-20  Felyza Wishbringer  <fwishbringer@gmail.com>
39469         PR bootstrap/42786
39470         * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
39471         cpu types.  Add support for *-sse3 cpu types.
39472         (x86_64-*-*): Ditto.
39474 2010-01-20  Jakub Jelinek  <jakub@redhat.com>
39476         PR middle-end/42803
39477         * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
39478         argument, call initializer_constant_valid_p_1 instead of
39479         initializer_constant_valid_p, pass CACHE to it, return NULL
39480         immediately if first call returns NULL.
39481         (initializer_constant_valid_p_1): New function.
39482         (initializer_constant_valid_p): Use it.
39484 2010-01-20  Thomas Quinot  <quinot@adacore.com>
39486         * tree.def (PLACEHOLDER_EXPR): Fix comment.
39488 2010-01-20  Jakub Jelinek  <jakub@redhat.com>
39490         * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
39491         of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
39492         (loc_list_from_tree): Don't handle unsigned division.  Handle
39493         signed modulo using DW_OP_{over,over,div,mul,minus}.
39494         * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
39495         modulo instead of signed.
39497 2010-01-20  DJ Delorie  <dj@redhat.com>
39499         * config/h8300/h8300.c (F): Add "in_epilogue" flag.
39500         (Fpa): Pass it
39501         (h8300_emit_stack_adjustment): Propogate it.
39502         (push): Pass it.
39503         (h8300_expand_prologue): Likewise.
39504         (h8300_expand_epilogue): Likewise.
39506 2010-01-19  Michael Matz  <matz@suse.de>
39508         PR tree-optimization/41783
39509         * tree-data-ref.c (toplevel): Include flags.h.
39510         (dump_data_dependence_relation):  Also dump the inputs if the
39511         result will be unknown.
39512         (split_constant_offset_1): Look through some conversions.
39513         * tree-predcom.c (determine_roots_comp): Restart a new chain if
39514         the offset from last element is too large.
39515         (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
39516         (reassociate_to_the_same_stmt): Handle vector registers.
39517         * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
39518         (e.g. conversions).
39519         * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
39520         wide_prolog_niters argument, emit widening instructions.
39521         (vect_do_peeling_for_alignment): Adjust caller, use widened
39522         variant of the iteration cound.
39523         * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
39525 2010-01-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
39527         PR target/38697
39528         * config/arm/neon-testgen.m (emit_automatics): New parameter
39529         features. Adjust for Fixed_return_reg feature.
39530         (test_intrinsic): Call emit_automatics with new feature.
39531         * config/arm/neon.ml: Update copyright years.
39532         (features): New Fixed_return_reg feature.
39533         (ops): Update feature for Vget_low.
39535 2010-01-19  Jakub Jelinek  <jakub@redhat.com>
39537         PR tree-optimization/42719
39538         * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
39539         stmt uses.
39541         PR debug/42728
39542         * fwprop.c (all_uses_available_at): Return false if def_set dest
39543         is a REG that is used in def_insn.
39545 2010-01-19  Joern Rennecke  <amylaar@spamcop.net>
39547         * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
39549         (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
39550         Add argument names.
39552         (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
39554         * target.h (struct gcc_target) <secondary_reload>: Change type
39555         of last argument to secondary_reload_info *.
39557 2010-01-18  Uros Bizjak  <ubizjak@gmail.com>
39559         PR target/42774
39560         * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
39561         memory references with unaligned offsets.  Remove CQImode handling.
39562         (unaligned_memory_operand): Return 1 for memory references with
39563         unaligned offsets.  Remove CQImode handling.
39565 2010-01-18  Richard Guenther  <rguenther@suse.de>
39567         PR middle-end/39954
39568         * cfgexpand.c (expand_call_stmt): TER pointer arguments in
39569         builtin calls.
39571 2010-01-18  Richard Guenther  <rguenther@suse.de>
39573         PR tree-optimization/42781
39574         * tree-ssa-structalias.c (find_what_var_points_to): Skip
39575         restrict processing only if the original variable was artificial.
39577 2010-01-18  Joern Rennecke  <amylaar@spamcop.net>
39579         * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
39580         find number of popped argument bytes.
39582         (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
39583         Fix the text that describes the return value for invalid insns.
39585         (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type.  Fix argument list.
39587         (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
39588         Clarify what 'cost of the -dependence' is.  Fix quoting.
39590         * toplev.c (default_get_pch_validity): Rename argument to "sz".
39591         * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
39593 2010-01-17  Jakub Jelinek  <jakub@redhat.com>
39595         * dwarf2out.c (mem_loc_descriptor): Don't ICE on
39596         {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
39598 2010-01-17  Richard Guenther  <rguenther@suse.de>
39600         PR middle-end/42248
39601         * function.c (split_complex_args): Take a VEC to modify.
39602         (assign_parms_augmented_arg_list): Build a VEC instead of
39603         a chain of PARM_DECLs.
39604         (assign_parms_unsplit_complex): Take a VEC of arguments.
39605         Do not fixup unmodified parms.
39606         (assign_parms): Deal with the VEC.
39607         (gimplify_parameters): Likewise.
39609 2010-01-17  Richard Guenther  <rguenther@suse.de>
39611         * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
39612         node existence check.
39613         * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
39614         * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
39615         * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
39616         * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
39617         (gimple_execute_on_growing_pred): Likewise.
39619 2010-01-17  Richard Guenther  <rguenther@suse.de>
39621         PR tree-optimization/42773
39622         * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
39623         (compute_antic_aux): Likewise.
39624         (compute_partial_antic_aux): Likewise.
39626 2010-01-17  Jie Zhang  <jie.zhang@analog.com>
39628         PR debug/42767
39629         * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
39630         and US_TRUNCATE.
39632 2010-01-17  Joern Rennecke  <amylaar@spamcop.net>
39634         * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
39635         appearance.
39637         (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
39638         Fix markup for strict argument.
39640         (TARGET_SCHED_REORDER2): Fix argument types.
39642         (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
39643         (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
39645         (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
39646         (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
39648         (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
39649         Add argument name.
39651         (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
39652         (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
39653         (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
39654         (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
39655         (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
39657         (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
39659         (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
39661         (TARGET_ASM_RELOC_RW_MASK): Add return type.
39662         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
39664         (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
39666         (TARGET_ASM_FILE_START): Put @findex before paragraph start.
39667         Use prototype.
39669         (TARGET_ASM_NAMED_SECTION): Fix argument list.
39671         (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
39672         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
39674         (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
39676         (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
39678         (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
39679         referring to it.  Fix language.
39681         (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
39683         (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
39685         (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
39687         (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
39689         (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
39690         '@var{stream}.  Remove stray 'and'.
39692         (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
39694         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
39696         (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
39698         (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
39699         misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
39701         (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
39702         Fix description of return value.
39703         Rename argument "sz" to "len."
39705         (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
39706         Clarify meaning of 'true' return value.
39708         (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
39710         (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
39711         rep_mode versus mode_rep.
39713         (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
39715         (TARGET_BUILTIN_DECL): Fix name.
39717         (TARGET_COMMUTATIVE_P): Fix type of first argument.
39719         (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
39721         (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
39723         (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
39725         (TARGET_RELAXED_ORDERING): Use @deftypevr.
39727         (TARGET_GET_DRAP_RTX): Note that this is a hook.
39728         Clarify language.
39730         (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
39731         Rename argument tm_fn to md_fn.
39733         (TARGET_OPTION_PRINT): Fix argument list.
39735 2010-01-16  Harsha Jagasia  <harsha.jagasia@amd.com>
39737         PR target/42664
39738         * config/i386/i386.c (ix86_fixup_binary_operands):
39739         Revert FMA4 fixup of operands.
39741 2010-01-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
39743         PR other/42525
39744         * Makefile.in (write_entries_to_file, install-plugin):
39745         Use \012 instead of \n with tr.
39747 2010-01-16  Richard Sandiford  <r.sandiford@uk.ibm.com>
39749         * configure.ac (HAVE_AS_REF): New C macro.
39750         * configure: Regenerate.
39751         * config.in: Likewise.
39752         * collect2.c (main): Only postpone SCAN_DWEH to the second pass
39753         if HAVE_AS_REF.
39754         * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
39755         if HAVE_AS_REF.
39757 2010-01-16  Joern Rennecke  <amylaar@spamcop.net>
39759         * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
39761         (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
39763         (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
39765         (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
39767         (TARGET_IN_SMALL_DATA_P): Fix argument type.
39769         (TARGET_BINDS_LOCAL_P): Fix argument type.
39771         (TARGET_ASM_FILE_END): Use prototype.
39773         (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
39775         (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
39777         (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
39779         (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
39781         (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
39782         (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
39784         (TARGET_PCH_VALID_P): Put 'const char *' in braces.
39785         (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
39787         (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
39788         (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
39789         (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
39790         (TARGET_ADDR_SPACE_CONVERT): Likewise.
39792         (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
39794         (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
39796         (TARGET_INIT_BUILTINS): Use prototype.
39798         (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
39799         Put 'const char *' in braces.  Fix parameter types.
39800         (TARGET_INVALID_CONVERSION): Fix parameter types.
39801         (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
39802         (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
39804         (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
39805         Fix argument type.
39807         (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
39809         (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
39811 2010-01-15  Joern Rennecke  <amylaar@spamcop.net>
39813         * doc/tm.texi (TARGET_HELP): Fix return type.
39815         (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
39816         in braces.  Fix argument types.
39818         (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
39820         (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
39822         (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
39824         (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
39825         (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
39827         (TARGET_MANGLE_TYPE): Fix argument types.
39829         (TARGET_IRA_COVER_CLASSES): Use prototype.
39831         (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type.  Use prototype.
39833         (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
39835         (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
39837         (TARGET_MUST_PASS_IN_STACK): Fix argument type.
39839         (TARGET_CALLEE_COPIES): Fix argument types.
39841         (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
39843         (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
39845         (TARGET_FUNCTION_VALUE): Fix argument types.
39847         (TARGET_RETURN_IN_MSB): Fix argument type.
39849         (TARGET_RETURN_IN_MEMORY): Fix argument types.
39851         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
39853         (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
39855         (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
39856         agree with return type.
39858         (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
39860 2010-01-15  Jing Yu  <jingyu@google.com>
39862         PR rtl-optimization/42691
39863         * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
39864         a pseudo to a constant and are merged, and adjust comments.
39866 2010-01-15  Eric Botcazou  <ebotcazou@adacore.com>
39868         * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
39870 2010-01-15  Richard Guenther  <rguenther@suse.de>
39872         PR middle-end/42739
39873         * tree-cfgcleanup.c (remove_forwarder_block): Move destination
39874         labels of computed or non-local gotos to the destination.
39875         * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
39876         landing pad label is the first label.
39878 2010-01-15  Richard Guenther  <rguenther@suse.de>
39880         * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
39882 2010-01-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
39884         PR target/42747
39885         * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
39886         to allow generation of the xssqrtdp instruction on power7.
39887         (sqrtdf2_fpr): Ditto.
39889 2010-01-14  Jakub Jelinek  <jakub@redhat.com>
39891         PR middle-end/42674
39892         * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
39893         functions with noreturn attribute.
39895         PR c++/42608
39896         * varasm.c (declare_weak): Add weak attribute to decl if it
39897         doesn't have one already.
39898         (assemble_external): Only add decls to weak_decls if they also
39899         have weak attribute.
39901 2010-01-14  Alexandre Oliva  <aoliva@redhat.com>
39903         * var-tracking.c (var_reg_delete): Don't delete the association
39904         between REGs and values or one-part variables if the register
39905         isn't clobbered.
39907 2010-01-14  Jakub Jelinek  <jakub@redhat.com>
39909         PR debug/42657
39910         * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
39911         because its first operand is a non-localized variable.
39913 2010-01-14  Martin Jambor  <mjambor@suse.cz>
39915         PR tree-optimization/42706
39916         * tree-sra.c (encountered_recursive_call): New variable.
39917         (encountered_unchangable_recursive_call): Likewise.
39918         (sra_initialize): Initialize both new variables.
39919         (callsite_has_enough_arguments_p): New function.
39920         (scan_function): Call decl and flags check only for IPA-SRA, check
39921         whether there is a recursive call and whether it has enough arguments.
39922         (all_callers_have_enough_arguments_p): New function.
39923         (convert_callers): Look for recursive calls only when
39924         encountered_recursive_call is set.
39925         (ipa_early_sra): Bail out either if
39926         !all_callers_have_enough_arguments_p or
39927         encountered_unchangable_recursive_call.
39929 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
39931         * sel-sched.c: Add 2010 to copyright years.
39932         * sel-sched-ir.c: Likewise.
39933         * sel-sched-ir.h: Likewise.
39935 2010-01-14  Martin Jambor  <mjambor@suse.cz>
39937         PR tree-optimization/42714
39938         * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
39939         constructors specially.
39941 2010-01-14  Andi Kleen  <ak@linux.intel.com>
39943         * config/i386/drivers-i386.c (detect_caches_intel):
39944         Add l2sizekb parameter and fill in.
39945         (host_detect_local_cpu): Add l2sizekb, fill in.
39946         Add Atom small cache heuristic.
39948 2010-01-14  Andi Kleen  <ak@linux.intel.com>
39950         * config/i386/drivers-i386.c (detect_caches_cpuid4):
39951         Add level3 parameter and fill in.
39952         (detect_caches_intel): Handle level3 cache.
39954 2010-01-14  Andi Kleen  <ak@linux.intel.com>
39956         * config/i386/drivers-i386.c (host_detect_local_cpu):
39957         Fix core duo detection.
39959 2010-01-14  Andi Kleen  <ak@linux.intel.com>
39961         * config/i386/drivers-i386.c (host_detect_local_cpu):
39962         Fix Atom detection.
39964 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
39966         * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
39967         (rs6000_variable_issue_1): this.  Use...
39968         (rs6000_variable_issue): here.  Reimplement.  Print debug info.
39970 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
39972         * sel-sched-ir.c (sel_restore_other_notes): Rename to
39973         sel_restore_notes.  Update all callers.  Call reemit_notes
39974         for all insns.
39976 2010-01-14  Andrey Belevantsev  <abel@ispras.ru>
39978         PR rtl-optimization/42246
39979         * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
39980         loops.
39982 2010-01-14  Andrey Belevantsev  <abel@ispras.ru>
39984         * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
39985         all successors is the same as number of successors in current region.
39987 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
39989         * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
39990         to rename is not separable.  Otherwise check that its LHS is not NULL.
39992 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
39994         * sel-sched.c (choose_best_reg_1):  Loop over all regs for mode.
39996 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
39998         * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
39999         available registers when failed to discover LHS register class.
40000         Fix indentation.  Update comment.
40002 2010-01-14  Andrey Belevantsev  <abel@ispras.ru>
40003             Alexander Monakov  <amonakov@ispras.ru>
40005         PR rtl-optimization/42389
40006         * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
40007         to can_issue_more.
40008         (advance_state_on_fence): Likewise.
40009         (sel_target_adjust_priority): Print debug output only when
40010         sched_verbose >= 4, not 2.
40011         (get_expr_cost): Do not issue all unique insns on the next cycle.
40012         (fill_insns): Initialize can_issue_more from the value saved
40013         with the fence.
40014         * sel-sched-ir.c (flist_add): New parameter issue_more.
40015         Init FENCE_ISSUE_MORE with it.
40016         (merge_fences): Likewise.
40017         (init_fences): Update call to flist_add.
40018         (add_to_fences, add_clean_fence_to_fences)
40019         (add_dirty_fence_to_fences): Likewise.
40020         (move_fence_to_fences): Update call to merge_fences.
40021         (invoke_reorder_hooks): Do not reset can_issue_more on insns from
40022         sched groups.
40023         * sel-sched-ir.h (struct _fence): New field issue_more.
40024         (FENCE_ISSUE_MORE): New accessor macro.
40026 2010-01-14  Andrey Belevantsev  <abel@ispras.ru>
40028         PR rtl-optimization/42388
40029         * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
40030         that have no predecessors nor successors.  Do not call move_bb_info
40031         for empty blocks outside of current region.
40033 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
40035         PR rtl-optimization/42294
40036         * sel-sched-ir.h (struct _sel_insn_data): Update comment.
40037         * sel-sched.c (move_exprs_to_boundary): Transitively add all
40038         originators' originators.
40040 2010-01-14  Alexander Monakov  <amonakov@ispras.ru>
40042         PR rtl-optimization/39453
40043         PR rtl-optimization/42246
40044         * sel-sched-ir.c (considered_for_pipelining_p): Do not test
40045         for pipelining_p.
40046         (sel_add_loop_preheaders): Add preheader to last_added_blocks.
40048 2010-01-14  Andrey Belevantsev  <abel@ispras.ru>
40049             Alexander Monakov  <amonakov@ispras.ru>
40051         PR middle-end/42245
40052         * sel-sched-ir.c (sel_recompute_toporder): New.  Use it...
40053         (maybe_tidy_empty_bb): ... here.  Make static.  Add new
40054         argument.  Update all callers.
40055         (tidy_control_flow): ... and here.  Recompute topological order
40056         of basic blocks in region if necessary.
40057         (sel_redirect_edge_and_branch): Change return type.  Return true
40058         if topological order might have been invalidated.
40059         (purge_empty_blocks): Export and move from...
40060         * sel-sched.c (purge_empty_blocks): ... here.
40061         * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
40062         (maybe_tidy_empty_bb): Delete prototype.
40063         (purge_empty_blocks): Declare.
40065 2010-01-14  Andrey Belevantsev  <abel@ispras.ru>
40067         PR rtl-optimization/42249
40068         * sel-sched.c (try_replace_dest_reg): When chosen register
40069         and original register is the same, do not bail out early, but
40070         still check all original insns for validity of replacing destination
40071         register.  Set EXPR_TARGET_AVAILABLE to 1 before leaving function
40072         in this case.
40074 2010-01-14  Jakub Jelinek  <jakub@redhat.com>
40076         PR c/42721
40077         Port from no-undefined-overflow branch:
40078         2009-03-09  Richard Guenther  <rguenther@suse.de>
40080         * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
40082 2010-01-14  Richard Guenther  <rguenther@suse.de>
40084         PR lto/42665
40085         * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
40087 2010-01-14  Ira Rosen  <irar@il.ibm.com>
40089         PR tree-optimization/42709
40090         * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
40091         as scalar type in creation of constant vector operand.
40093 2010-01-14  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
40095         PR testsuite/42414
40096         * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
40097         (check-parallel-%): Match `testsuite' directory component only
40098         at the end.
40100 2010-01-14  Shujing Zhao  <pearly.zhao@oracle.com>
40102         PR translation/39521
40103         * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
40104         strings with _().
40106 2010-01-13  Richard Guenther  <rguenther@suse.de>
40108         PR tree-optimization/42730
40109         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
40110         offset zero.
40112 2010-01-13  Steve Ellcey  <sje@cup.hp.com>
40114         PR target/pr42542
40115         * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
40116         for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
40117         them signed.
40119 2010-01-13  Bernd Schmidt  <bernd.schmidt@analog.com>
40121         * config/bfin/libgcc-bfin.ver: Regenerate based on current
40122         libgcc-std.ver.  Add entries for ___smulsi3_highpart and
40123         ___umulsi3_highpart.
40125         * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
40126         rather than schedule_insns if the pass is enabled.
40128 2010-01-13  Martin Jambor  <mjambor@suse.cz>
40130         PR tree-optimization/42704
40131         * tree-sra.c (sra_modify_assign): Do not delete assignments to
40132         SSA_NAMEs.
40134 2010-01-13  Martin Jambor  <mjambor@suse.cz>
40136         PR tree-optimization/42703
40137         * tree-sra.c (analyze_access_subtree): Check that we can build a
40138         reference to the original data within the aggregate.
40140 2010-01-13  Richard Guenther  <rguenther@suse.de>
40142         PR tree-optimization/42705
40143         * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
40145 2010-01-13  Richard Guenther  <rguenther@suse.de>
40147         PR middle-end/42716
40148         * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
40150 2010-01-13  Jakub Jelinek  <jakub@redhat.com>
40152         PR debug/41371
40153         * var-tracking.c (values_to_unmark): New variable.
40154         (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
40155         values_to_unmark vector.  Moved body to...
40156         (find_loc_in_1pdv_1): ... this.  Don't clear VALUE_RECURSED_INTO,
40157         instead queue it into values_to_unmark vector.
40158         (vt_find_locations): Free values_to_unmark vector.
40160 2010-01-13  Wolfgang Gellerich  <gellerich@de.ibm.com>
40162         * config/s390/s390.c (override_options): Set
40163         default of max-pending-list-length to 256
40165 2010-01-13  Richard Guenther  <rguenther@suse.de>
40167         PR lto/42678
40168         * tree-pass.h (PROP_gimple_lcx): New.
40169         * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
40170         * passes.c (init_optimization_passes): Move pass_lower_complex_O0
40171         before the final cleanup_eh.
40172         (dump_properties): Dump PROP_gimple_lcx.
40173         * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
40174         (tree_lower_complex_O0): Remove.
40175         (gate_no_optimization): Run if PROP_gimple_lcx is not set.
40176         (pass_lower_complex_O0): Provide PROP_gimple_lcx.  Run
40177         tree_lower_complex, schedule TODO_update_ssa.
40178         * lto-streamer-out.c (output_function): Stream the functions
40179         properties.
40180         * lto-streamer-in.c (input_function): Likewise.
40181         (lto_read_body): Do not override them here.
40183 2010-01-12  Joseph Myers  <joseph@codesourcery.com>
40185         PR c/42708
40186         * c-typeck.c (build_c_cast): Fold value cast to union type before
40187         wrapping it in a CONSTRUCTOR.
40189 2010-01-12  Jakub Jelinek  <jakub@redhat.com>
40191         PR rtl-optimization/42699
40192         * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
40193         involved.
40195 2010-01-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
40197         * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
40198         SUBTARGET_WARN_UNUSED_SPEC): Move ...
40199         config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
40200         SUBTARGET_WARN_UNUSED_SPEC): ... here
40201         * config/mips/iris5.h (LIBGCC_SPEC): Define.
40203 2010-01-12  Julian Brown  <julian@codesourcery.com>
40205         * config/arm/neon-schedgen.ml (Utils): Don't try to
40206         open missing module.
40207         (find_with_result): New.
40209 2010-01-12  Jakub Jelinek  <jakub@redhat.com>
40211         PR debug/42662
40212         * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
40213         sharing when canonicalizing ({lt,ge}u (plus a b) b).
40215         PR tree-optimization/42645
40216         * tree-inline.c (processing_debug_stmt): Move earlier.  Make static.
40217         (remap_ssa_name): If processing_debug_stmt and name wasn't found in
40218         decl_map, set processing_debug_stmt to -1 and return name without
40219         any remapping.
40221 2010-01-11  Dave Korn  <dave.korn.cygwin@gmail.com>
40223         * doc/install.texi (Specific#x-x-cygwin): Document minimum required
40224         binutils version, and reword target configuration description.
40226 2010-01-11  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
40228         * config/avr/avr.h (LINKER_NAME): Remove.
40230 2010-01-11  Janis Johnson  <janis187@us.ibm.com>
40232         PR target/42416
40233         * config/rs6000/rs6000.c (rs6000_override_options): On targets
40234         that support VSX, warn for -mno-altivec if vsx is not disabled,
40235         and disable vsx.
40237 2010-01-11  Joseph Myers  <joseph@codesourcery.com>
40238             Shujing Zhao  <pearly.zhao@oracle.com>
40240         PR translation/42469
40241         * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
40242         fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
40243         character between option name and help text.
40244         * c.opt (imultilib): Likewise.
40246 2010-01-10  Rafael Avila de Espindola  <espindola@google.com>
40248         * lto-streamer-out.c (output_unreferenced_globals): Output static
40249         variables.
40251 2010-01-10  Steven Bosscher  <steven@gcc.gnu.org>
40253         PR rtl-optimization/42621
40254         * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
40255         optimizing for size.
40256         (duplicate_computed_gotos): Remove now-redundant check.
40258 2010-01-10  Steve Ellcey  <sje@cup.hp.com>
40260         PR target/37454
40261         * configure.ac: Save and restore LDFLAGS and LIBS
40262         * configure: Regenerate.
40264 2010-01-10  Richard Guenther  <rguenther@suse.de>
40266         PR middle-end/42667
40267         * builtins.c (fold_builtin_strlen): Add type argument and
40268         convert the resulting length to it.
40269         (fold_builtin_1): Adjust.
40271 2010-01-09  Jakub Jelinek  <jakub@redhat.com>
40273         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
40274         sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
40275         1 insn.
40276         (num_insns_constant_wide): Adjust for that change.
40278 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
40280         PR debug/42631
40281         * web.c (union_defs): Add used argument, to combine uses of
40282         uninitialized regs.
40283         (entry_register): Adjust type and tests of used argument.
40284         (web_main): Widen used for new use.  Pass it to union_defs.
40285         * df.h (union_defs): Adjust prototype.
40287 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
40289         PR debug/42630
40290         * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
40291         uses in new incoming argument.  Free body.
40292         (reset_debug_uses_in_loop): New.
40293         (analyze_insn_to_expand_var): Call the latter if the former found
40294         anything.  Fix whitespace.  Reject invalid dest overlaps before
40295         going through all insns in the loop.
40297 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
40299         PR debug/42629
40300         * haifa-sched.c (dying_use_p): Debug insns don't count.
40302 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
40304         PR middle-end/42363
40305         * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
40306         * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
40307         (verify_gimple_call): Reject LHS in noreturn calls.
40309 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
40311         PR debug/42604
40312         PR debug/42395
40313         * tree-vect-loop-manip.c (adjust_info): New type.
40314         (adjust_vec): New pointer to vector.
40315         (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
40316         (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
40317         (slpeel_update_phis_for_duplicate_loop): Use them.
40318         (slpeel_update_phi_nodes_for_guard1): Likewise.
40319         (slpeel_update_phi_nodes_for_guard2): Likewise.
40320         (slpeel_tree_peel_loop_to_edge): Likewise.
40321         (vect_update_ivs_after_vectorizer): Likewise.
40323 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
40325         * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
40326         (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
40328 2010-01-09  Alexandre Oliva  <aoliva@redhat.com>
40330         * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
40331         bogus uninitialized warning.
40333 2010-01-09  Richard Guenther  <rguenther@suse.de>
40335         PR middle-end/42512
40336         * tree-scalar-evolution.c (interpret_loop_phi): Make sure
40337         the evolution is compatible with the initial condition.
40339 2010-01-09  Jakub Jelinek  <jakub@redhat.com>
40341         * gcc.c (process_command): Update copyright notice dates.
40342         * gcov.c (print_version): Likewise.
40343         * gcov-dump.c (print_version): Likewise.
40344         * mips-tfile.c (main): Likewise.
40345         * mips-tdump.c (main): Likewise.
40347 2010-01-08  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
40349         PR target/41885
40350         * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
40351         (rotlhi3): Delete.
40352         (rotlhi3_8): Delete.
40353         (rotlsi3): Delete.
40354         (rotlsi3_8): Delete.
40355         (rotlsi3_16): Delete.
40356         (rotlsi3_24): Delete.
40357         (rotl<mode>3): New.
40358         (*rotw<mode>3): New.
40359         (*rotb<mode>3): New.
40360         * config/avr/avr.c (avr_rotate_bytes): New function.
40361         * config/avr/avr-proto.h (avr_rotate_bytes): New function.
40363 2010-01-08  Steve Ellcey  <sje@cup.hp.com>
40365         PR target/37454
40366         * configure.ac: Modify -rdynamic check.
40367         * configure: Regenerate.
40369 2010-01-08  DJ Delorie  <dj@redhat.com>
40371         * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
40372         register popping order.
40374 2010-01-08  Richard Guenther  <rguenther@suse.de>
40376         PR lto/42528
40377         * c.opt (fsigned-char): Also let LTO handle this option.
40378         (funsigned-char): Likewise.
40380 2010-01-07  Richard Guenther  <rguenther@suse.de>
40382         * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
40383         (gimple_op): Likewise.
40384         (gimple_op_ptr): Likewise.
40385         (gimple_assign_set_lhs): Remove gcc_assert.
40386         (gimple_assign_set_rhs1): Likewise.
40387         (gimple_assign_set_rhs2): Likewise.
40388         (gimple_call_set_lhs): Likewise.
40389         (gimple_call_set_fn): Likewise.
40390         (gimple_call_set_fndecl): Likewise.
40391         (gimple_call_fndecl): Likewise.
40392         (gimple_call_return_type): Likewise.
40393         (gimple_call_set_chain): Likewise.
40394         (gimple_call_num_args): Likewise.
40395         (gimple_call_set_arg): Likewise.
40396         (gimple_cond_set_code): Likewise.
40397         (gimple_cond_set_lhs): Likewise.
40398         (gimple_cond_set_rhs): Likewise.
40399         (gimple_cond_set_true_label): Likewise.
40400         (gimple_cond_set_false_label): Likewise.
40401         (gimple_label_set_label): Likewise.
40402         (gimple_goto_set_dest): Likewise.
40403         (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
40404         (gimple_debug_bind_get_value): Likewise.
40405         (gimple_debug_bind_get_value_ptr): Likewise.
40406         (gimple_debug_bind_set_var): Likewise.
40407         (gimple_debug_bind_set_value): Likewise.
40408         (gimple_debug_bind_reset_value): Likewise.
40409         (gimple_debug_bind_has_value_p): Likewise.
40410         (gimple_return_retval_ptr): Remove gcc_assert.
40411         (gimple_return_retval): Likewise.
40412         (gimple_return_set_retval): Likewise.
40413         * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
40414         (safe_referenced_var_iterator): Remove.
40415         (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
40416         * tree-flow-inline.h (gimple_nonlocal_all): Remove.
40417         (fill_referenced_var_vec): Remove.
40418         (first_readonly_imm_use): Remove redundant gcc_assert.
40419         (phi_arg_index_from_use): Combine gcc_asserts.
40420         (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
40421         (first_imm_use_stmt): Remove redundant gcc_assert.
40422         * tree-cfg.c (verify_gimple_call): Verify function and chain
40423         operands.  Verify arguments.
40424         (verify_types_in_gimple_stmt): Verify condition code and labels.
40426 2010-01-07  Richard Guenther  <rguenther@suse.de>
40428         PR tree-optimization/42641
40429         * sese.c (rename_map_elt_info): Use the SSA name version, do
40430         not hash pointers.
40432 2010-01-07  Jakub Jelinek  <jakub@redhat.com>
40434         PR tree-optimization/42625
40435         * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
40436         TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
40438 2010-01-07  Duncan Sands  <baldrick@free.fr>
40440         * Makefile.in (PLUGIN_HEADERS): Add version.h.
40442 2010-01-07  Uros Bizjak  <ubizjak@gmail.com>
40444         PR target/42511
40445         * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
40446         note itself is not function_invariant_p.
40448 2009-01-07  Steven Bosscher  <steven@gcc.gnu.org>
40450         * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
40451         Do not add the DF_NOTE problem.
40452         * store-motion.c (execute_rtl_store_motion): Likewise.
40454 2010-01-07  Martin Jambor  <mjambor@suse.cz>
40456         PR tree-optimization/42157
40457         * tree-sra.c (compare_access_positions): Stabilize sort if both
40458         accesses have integer types, return zero immediately if they are the
40459         same.
40461 2010-01-06  Richard Henderson  <rth@redhat.com>
40463         PR middle-end/41883
40464         * haifa-sched.c (add_to_note_list): Merge into ...
40465         (concat_note_lists): ... here, and ...
40466         (unlink_other_notes, rm_other_notes): Merge into...
40467         (remove_notes): ... here.  Create REG_SAVE_NOTEs for
40468         NOTE_INSN_EPILOGUE_BEG.
40470 2010-01-06  Richard Guenther  <rguenther@suse.de>
40472         * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
40473         not inline regular functions into always-inline functions.
40475 2010-01-06  Nick Clifton  <nickc@redhat.com>
40477         * config/rx/rx.h (enum rx_cpu_type): Add RX200.
40478         (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
40479         used together.
40480         (OVERRIDE_OPTIONS): Delete.
40481         (OPTIMIZATION_OPTIONS): Define.
40482         (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
40483         * config/rx/rx.c (rx_handle_option): Issue an error message if
40484         -mcpu=rx200 and -fpu are used together.
40485         (rx_set_optimization_options): New function.  Issue an error
40486         message if an optimization attribute attempts to reset the FPU/
40487         math optimization pairing.
40488         * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
40489         * config/rx/rx.opt: Set the default to 32-bit doubles.
40490         * config/rx/t-rx: Add multilibs for -nofpu option.
40491         * doc/invoke.texi: Update documentation of RX options.
40493 2010-01-06  Richard Guenther  <rguenther@suse.de>
40495         * tree-ssa-pre.c (name_to_id): New global.
40496         (alloc_expression_id): Simplify SSA name handling.
40497         (lookup_expression_id): Likewise.
40498         (init_pre): Zero name_to_id.
40499         (fini_pre): Free it.
40501 2010-01-06  Uros Bizjak  <ubizjak@gmail.com>
40503         * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
40505 2010-01-05  H.J. Lu  <hongjiu.lu@intel.com>
40507         PR target/42542
40508         * config/i386/sse.md (smaxv2di3): New.
40509         (umaxv2di3): Likewise.
40510         (sminv2di3): Likewise.
40511         (uminv2di3): Likewise.
40513 2010-01-05  Eric Botcazou  <ebotcazou@adacore.com>
40515         PR target/42564
40516         * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
40517         * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
40518         (legitimize_tls_address): Likewise.
40519         (sparc_tls_referenced_p): Likewise.
40520         * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
40521         and adjust calls to legitimize_pic_address.
40522         (legitimate_constant_p) Use sparc_tls_referenced_p.
40523         (legitimate_pic_operand_p): Likewise.
40524         (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
40525         (sparc_tls_symbol_ref_1): Delete.
40526         (sparc_tls_referenced_p): Make static, recognize specific patterns.
40527         (legitimize_tls_address): Make static, handle CONST patterns.
40528         (legitimize_pic_address): Make static, remove unused parameter and
40529         adjust recursive calls.
40530         (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
40531         and adjust call to legitimize_pic_address.
40532         (sparc_output_mi_thunk): Likewise.
40534 2010-01-05  Paolo Bonzini  <bonzini@gnu.rg>
40535             H.J. Lu  <hongjiu.lu@intel.com>
40537         PR target/42542
40538         * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
40539         for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
40540         operands to make them signed.
40542         Revert:
40543         2010-01-04  H.J. Lu  <hongjiu.lu@intel.com>
40545         PR target/42542
40546         * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
40547         GTU to GT for V4SI and V2DI.
40549         * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
40550         (umin<mode>3): Removed.
40551         (uminv8hi3): New.
40552         (uminv4si3): Likewise.
40554 2010-01-05  Martin Jambor  <mjambor@suse.cz>
40556         PR tree-optimization/42462
40557         * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
40558         current_function_decl to helper functions and macros.
40560 2010-01-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
40562         PR bootstrap/41771
40563         * flags.h: Don't include real.h.
40564         (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
40565         HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
40566         * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
40567         HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
40568         * dominance.c: Update copyright.
40569         * gimple.c (walk_gimple_op): Remove inline.
40570         * tree-ssa-reassoc.c: Include real.h.
40571         * Makefile.in (FLAGS_H): Remove $(REAL_H).
40572         (tree-ssa-reassoc.o): Depend on $(REAL_H).
40574 2010-01-05  Nick Clifton  <nickc@redhat.com>
40576         * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
40577         register to push into the stack frame when the accumulator has to
40578         be saved during interrupts.
40580 2010-01-05  Eric Fisher  <joefoxreal@gmail.com>
40582         * doc/invoke.texi: Remove the documentation about option
40583         -Wunreachable-code.
40584         * common.opt (Wunreachable-code):  Preserved for backward
40585         compatibility.
40586         * tree-cfg.c: Remove the implementation of -Wunreachable-code.
40587         * opts.c (common_handle_option): Add OPT_Wunreachable_code to
40588         the backward compatibility flag section.
40590 2010-01-05  Richard Guenther  <rguenther@suse.de>
40592         * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
40594 2010-01-05  Jakub Jelinek  <jakub@redhat.com>
40596         PR other/42611
40597         * cfgexpand.c (expand_one_var): Diagnose too large variables.
40599         PR tree-optimization/42508
40600         * tree-sra.c (convert_callers): Check for recursive call
40601         by comparing cgraph nodes instead of decls.
40602         (modify_function): Call ipa_modify_formal_parameters also
40603         on all same_body aliases.
40605         * cgraphunit.c (cgraph_materialize_all_clones): Compare
40606         cgraph nodes when checking for same_body aliases.
40608 2010-01-05  Richard Guenther  <rguenther@suse.de>
40610         * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
40611         allocation and lookup.
40612         (get_or_alloc_expr_for_constant): Likewise.
40613         (phi_translate): Sink allocation.
40615 2010-01-04  Richard Guenther  <rguenther@suse.de>
40617         * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
40618         a new entry only if needed.
40619         * tree-ssa-dom.c (lookup_avail_expr): Likewise.
40620         * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
40621         hashtable lookup.
40622         * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
40623         the result array.
40624         (phi_translate): Handle CONSTANTs early.
40626 2010-01-04  Martin Jambor  <mjambor@suse.cz>
40628         PR tree-optimization/42398
40629         * tree-sra.c (struct access): Removed flag grp_different_types.
40630         (dump_access): Do not dump the removed flag.
40631         (sort_and_splice_var_accesses): Do not set the removed flag.
40632         (sra_modify_expr): Check for type compatibility directly.
40634 2010-01-04  Martin Jambor  <mjambor@suse.cz>
40636         PR tree-optimization/42366
40637         * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
40638         edges with variable number of parameters.
40639         * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
40640         flag instead of asserting it.
40641         (ipa_read_node_info): Read uses_analysis_done flag.
40643 2010-01-04  Richard Guenther  <rguenther@suse.de>
40645         * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
40646         iterative_hash_* as intended.
40647         (vn_reference_compute_hash): Likewise.  Simplify hashing
40648         SSA names.
40649         (vn_reference_lookup_2): Likewise.
40650         (vn_nary_op_compute_hash): Likewise.
40651         (vn_phi_compute_hash): Likewise.
40652         (expressions_equal_p): Remove strange code.
40653         * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
40654         (pre_expr_hash): Likewise.  Simplify hashing SSA names.
40655         (bitmap_insert_into_set_1): Take value-id as parameter.
40656         (add_to_value): Pass it.
40657         (bitmap_insert_into_set): Likewise.
40658         (bitmap_value_insert_into_set): Likewise.  Remove redundant check.
40660 2010-01-04  Jakub Jelinek  <jakub@redhat.com>
40662         PR driver/42442
40663         * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
40664         (do_self_spec): For switches with SWITCH_IGNORE set set also
40665         SWITCH_IGNORE_PERMANENTLY.
40666         (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
40667         of SWITCH_IGNORE.
40669 2010-01-04  Rafael Avila de Espindola  <espindola@google.com>
40671         * lto-streamer-out.c (output_unreferenced_globals): Output the full
40672         tree of an unreferenced global var.
40674 2010-01-04  H.J. Lu  <hongjiu.lu@intel.com>
40676         PR target/42542
40677         * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
40678         GTU to GT for V4SI and V2DI.
40680         * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
40681         (umin<mode>3): Removed.
40682         (uminv8hi3): New.
40683         (uminv4si3): Likewise.
40685 2010-01-04  H.J. Lu  <hongjiu.lu@intel.com>
40687         PR lto/42581
40688         * collect2.c (main): Turn on trace in collect2 if -v is passed
40689         to gcc with LTO.
40691 2010-01-03  Jerry Quinn  <jlquinn@optonline.net>
40693         * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR.  Update
40694         description of expression operand.
40696 2010-01-03  Andrew Jenner  <andrew@codesourcery.com>
40698         * configure.ac: Add install-html to target_list for Make-hooks.
40699         * configure: Regenerate.
40700         * fortran/Make-lang.in (F95_HTMLFILES): New.
40701         (fortran.html): Use it.
40702         (fortran.install-html): New.
40703         * Makefile.in (install-html): Add lang.install-html.
40704         * java/Make-lang.in (JAVA_HTMLFILES): New.
40705         (java.html): Use it.
40706         (java.install-html): New.
40707         * objc/Make-lang.in (objc.install-html): New.
40708         * objcp/Make-lang.in (obj-c++.install-html): New.
40709         * cp/Make-lang.in (c++.install-html): New.
40710         * ada/gcc-interface/Make-lang.in (ada.install-html): New.
40711         * lto/Make-lang.in (lto.install-html): New.
40713 2010-01-03  H.J. Lu  <hongjiu.lu@intel.com>
40715         PR lto/42520
40716         * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
40718 2009-01-03  Steven Bosscher  <steven@gcc.gnu.org>
40720         PR rtl-optimization/41862
40721         * store-motion.c (store_killed_in_insn, compute_store_table,
40722         remove_reachable_equiv_notes, replace_store_insn,
40723         build_store_vectors): Ignore all DEBUG_INSNs.
40725 2010-01-03  H.J. Lu  <hongjiu.lu@intel.com>
40727         PR lto/41564
40728         * common.opt: Add dumpdir.
40730         * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
40731         isn't specified.
40732         (option_map): Add --dumpdir.
40734         * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
40736         * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
40738         * opts.c (decode_options): Try dump_dir_name first if
40739         dump_base_name isn't an absolute path.
40740         (common_handle_option): Handle OPT_dumpdir.
40742         * toplev.c (dump_dir_name): New.
40743         (print_switch_values): Also ignore -dumpdir.
40745         * toplev.h (dump_dir_name): New.
40747 2010-01-03  Richard Guenther  <rguenther@suse.de>
40749         PR tree-optimization/42589
40750         * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
40751         double-word expansion of bswap32.
40753 2010-01-03  Steven Bosscher  <steven@gcc.gnu.org>
40755         * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
40756         with BLOCK_FOR_INSN.
40757         * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
40758         * ifcvt.c (noce_get_alt_condition, noce_try_abs,
40759         noce_process_if_block): Likewise.
40760         * gcse.c (compute_local_properties, insert_expr_in_table,
40761         insert_set_in_table, canon_list_insert, find_avail_set,
40762         pre_insert_copy_insn): Likewise.
40764         * basic-block.h (BLOCK_NUM): Move from here...
40765         * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
40767 2010-01-03  Richard Guenther  <rguenther@suse.de>
40769         PR tree-optimization/42438
40770         * tree-ssa-pre.c (struct bb_bitmap_sets): Add
40771         contains_may_not_return_call flag.
40772         (BB_MAY_NOTRETURN): New.
40773         (valid_in_sets): Trapping nary operations are not valid
40774         in blocks that may not return.
40775         (insert_into_preds_of_block): Remove check for trapping expressions.
40776         (compute_avail): Compute also BB_MAY_NOTRETURN.
40778 2010-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
40780         * doc/invoke.texi: Add 2010 to copyright years.
40782 2010-01-03  Eric Botcazou  <ebotcazou@adacore.com>
40784         * config/sparc/sparc.c: Fix formatting nits.
40786 2010-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
40787             Alexander Monakov  <amonakov@ispras.ru>
40789         * doc/invoke.texi (Optimize Options): Reword introduction a bit.
40791 2010-01-02  Richard Guenther  <rguenther@suse.de>
40793         PR middle-end/42577
40794         * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
40795         (simplify_switch_using_ranges): Mark to be removed edges
40796         as non-executable.
40798 2010-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
40800         * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
40802         * collect2.c (scan_libraries): Add missing argument in call to
40803         scan_prog_file.
40805 2010-01-02  Uros Bizjak  <ubizjak@gmail.com>
40807         PR target/42448
40808         * config/alpha/predicates.md (aligned_memory_operand): Return false
40809         for CQImode.
40810         (unaligned_memory_operand): Return true for CQImode.
40811         * config/alpha/alpha.c (get_aligned_mem): Assert that location
40812         doesn not cross aligned SImode word boundary.
40814 2010-01-02  Anatoly Sokolov  <aesok@post.ru>
40816         * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
40817         Remove.
40818         * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
40819         avr_change_section, avr_reg_class_from_letter) : Remove declaration.
40821 2010-01-02  Richard Guenther  <rguenther@suse.de>
40823         PR lto/41597
40824         * toplev.c (compile_file): Emit LTO marker properly.  Change
40825         it to __gnu_lto_v1.
40826         * collect2.c (scan_prog_file): Adjust for changed LTO marker.
40828 2010-01-01  Richard Guenther  <rguenther@suse.de>
40830         PR debug/42455
40831         * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
40833 2010-01-01  Richard Guenther  <rguenther@suse.de>
40835         PR c/42570
40836         * c-decl.c (grokdeclarator): For zero-size arrays force
40837         structural equality checks as layout_type does.
40839 2010-01-01  H.J. Lu  <hongjiu.lu@intel.com>
40841         * builtins.c: Update copyright to 2010.
40843 2010-01-01  H.J. Lu  <hongjiu.lu@intel.com>
40845         PR lto/42531
40846         * lto-streamer-out.c (produce_asm): Revert the last change.
40847         (copy_function): Likewise.
40849         * lto-streamer.c (lto_get_section_name): Skip any leading
40850         asterisk in name.
40852 2010-01-01  Richard Guenther  <rguenther@suse.de>
40854         PR middle-end/42559
40855         * builtins.c (get_object_alignment): Do not use DECL_ALIGN
40856         for LABEL_DECLs.
40859 Copyright (C) 2010 Free Software Foundation, Inc.
40861 Copying and distribution of this file, with or without modification,
40862 are permitted in any medium without royalty provided the copyright
40863 notice and this notice are preserved.