Daily bump.
[official-gcc.git] / gcc / ChangeLog-2009
blobc95c0ca129e2f327d504a281f29d3753062bbfa6
1 2009-12-31  Jakub Jelinek  <jakub@redhat.com>
3         * tree-dump.c (dump_options): Don't set TDF_NOUID for all.
5 2009-12-31  Dave Korn  <dave.korn.cygwin@gmail.com>
6             Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8         PR target/41605
9         * config/darwin.h (LINK_COMMAND_SPEC): Resolve fopenmp specifically
10         for target.
11         (LINK_SPEC): Replace dynamic libraries by static equivalents where
12         necessary.
13         * config/darwin9.h (LINK_COMMAND_SPEC): Resolve fopenmp specifically
14         for target.
16 2009-12-30  Dave Korn  <dave.korn.cygwin@gmail.com>
18         PR lto/42531
19         * lto-streamer-out.c (produce_asm): Skip any leading asterisk when
20         using DECL_ASSEMBLER_NAME to generate a section name.
21         (copy_function): Likewise.
23 2009-12-30  Andreas Schwab  <schwab@linux-m68k.org>
25         PR target/42516
26         * config/m68k/m68k.md (rotlsi_16): New insn.
28 2009-12-30  Joseph Myers  <joseph@codesourcery.com>
30         PR c/42439
31         * c-decl.c (check_bitfield_type_and_width): Only pedwarn if
32         pedantic for bit-field width not an integer constant expression
33         but folding to one.
35 2009-12-30  Ira Rosen  <irar@il.ibm.com>
37         PR tree-optimization/41956
38         * tree-vect-slp.c (vect_supported_load_permutation_p): Add check that
39         the load indices differ.
41 2009-12-30  Uros Bizjak  <ubizjak@gmail.com>
43         PR target/42549
44         * config/i386/mmx.md (*mmx_subv2sf3): Fix insn operand number for
45         alternative 1.
47 2009-12-30  Robert Millan  <rmh.gcc@aybabtu.com>
49         PR other/42537
50         * errors.c: Fix typo in comment.
51         * graphite-sese-to-poly.c: Likewise.
52         * profile.c (is_inconsistent): Fix typo in string.
54 2009-12-29  Ian Lance Taylor  <iant@google.com>
56         PR middle-end/42099
57         * expmed.c (expand_divmod): Don't shift HOST_WIDE_INT value more
58         than HOST_BITS_PER_WIDE_INT.
60 2009-12-29  H.J. Lu  <hongjiu.lu@intel.com>
62         * config/i386/i386.c (ix86_expand_int_vcond): Reformat.
64 2009-12-29  Dave Korn  <dave.korn.cygwin@gmail.com>
65             Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
67         PR objective-c++/41595
68         * config/darwin.c (darwin_label_is_anonymous_local_objc_name):
69         New function to recognize objective c/c++ internal symbols,
70         including mangled ones.
71         * config/darwin.h (ASM_OUTPUT_LABELREF): Use
72         darwin_label_is_anonymous_local_objc_name to detect both
73         mangled and clear ObjC internal symbols.
75 2009-12-28  H.J. Lu  <hongjiu.lu@intel.com>
77         PR middle-end/41344
78         * omp-low.c (diagnose_sb_2): Handle GIMPLE_COND.
80 2009-12-24  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
82         PR target/42457
83         * config/avr/avr.c (avr_extra_arch_macro): Remove static.
84         (avr_cpu_cpp_builtins): Remove.
85         * config/avr/avr.h (avr_extra_arch_macro): Add prototype.
86         * config/avr/avr-c.c: New File.
87         (avr_cpu_cpp_builtins) : Add.
88         * config/avr/t-avr: Add make information for avr-c.
89         * config.gcc (avr-*-*): Include avr-c.o as c and cpp object.
91 2009-12-24  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
93         PR target/35013, 27192
94         * config/avr/avr.c (print_operand_address): Print correct program
95         memory address.
96         Add warning for large device offset addresses.
97         (avr_assemble_integer): Ditto.
98         (print_operand): Add warnings for incorrect addressing.
99         (out_movqi_r_mr): Tag assembler with new address codes.
100         (out_movhi_r_mr): Ditto.
101         (out_movsi_r_mr): Ditto.
102         (out_movqi_mr_r): Ditto.
103         (out_movhi_mr_r): Ditto.
104         (out_movsi_mr_r): Ditto.
105         * config/avr/predicates.md (text_segment_operand): New predicate.
106         * config/avr/avr.md (jump): Tag assembler with new address codes.
107         (call_insn): Ditto.
108         (call_value_insn): Ditto.
109         (*tablejump_lib): Ditto.
110         (*cbi): Ditto.
111         (*sbi): Ditto.
112         (indirect_jump): New define_expand.
113         (jcindirect_jump): New pattern for constant expression jump.
114         (njcindirect_jump): Renamed old indirect_jump.
116 2009-12-24  Steven Bosscher  <steven@gcc.gnu.org>
118         * store-motion.c (build_store_vectors): Clear regs_set_in_block at
119         the start of a loop over basic blocks.
121 2009-12-24  Julian Brown  <julian@codesourcery.com>
122             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
124         PR target/40887
125         * config/arm/arm.c (output_call_mem): Remove armv5 support.
126         * config/arm/arm.md (*call_mem): Disable for armv5. Add note.
127         (*call_value_mem): Likewise.
129 2009-12-23  Jakub Jelinek  <jakub@redhat.com>
131         PR rtl-optimization/42475
132         * combine.c (make_compound_operation) <case SUBREG>: Use mode of
133         SUBREG_REG (x) instead of tem's mode.
135 2009-12-23  Jakub Jelinek  <jakub@redhat.com>
136             Cary Coutant  <ccoutant@google.com>
138         PR debug/42454
139         * dwarf2out.c (add_ranges_by_labels): Conditionally Add DW_AT_ranges
140         attribute.
141         (dwarf2out_finish): Change calls to add_ranges_by_labels.
143 2009-12-23  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
145         PR target/42093
146         * config/arm/arm.h (CASE_VECTOR_PC_RELATIVE): Fix macro usage
147         to TARGET_THUMB1.
148         (CASE_VECTOR_SHORTEN_MODE): Allow signed offsets
149         only for TARGET_THUMB1.
151 2009-12-23  Ramana Radhakrishnan  <ramrad01@arm.com>
153         PR target/40670
154         * config/arm/arm.md: Split for Thumb1 as well.
156 2009-12-22  Cary Coutant  <ccoutant@google.com>
158         PR debug/42454
159         * dwarf2out.c (dwarf2out_finish): Don't output range for .text
160         section unless .text section was used.  Likewise for cold.
162 2009-12-22  Brian Hackett  <bhackett1024@gmail.com>
164         * doc/plugins.texi: Rename pre-genericize event.
166 2009-12-22  Paolo Carlini  <paolo.carlini@oracle.com>
168         PR driver/42463
169         * params.def ([PARAM_PREDICTABLE_BRANCH_OUTCOME]): Fix typo in
170         help string.
172         * doc/invoke.texi: Fix typo.
174 2009-12-22  Paul Brook <paul@codesourcery.com>
176         * doc/tm.texi (ARG_POINTER_CFA_OFFSET): Document new default.
177         * defaults.h (ARG_POINTER_CFA_OFFSET): Add pretend_args_size.
178         * config/spu/spu.h (ARG_POINTER_CFA_OFFSET): Add pretend_args_size.
180 2009-12-21  Brian Hackett  <bhackett1024@gmail.com>
182         * plugin.def: Rename pre-genericize event.
183         * plugin.c (register_callback, invoke_plugin_callbacks): Same.
184         * c-decl.c (finish_function): Invoke callbacks on above event.
186 2009-12-21  Jakub Jelinek  <jakub@redhat.com>
188         PR rtl-optimization/42429
189         * reload.c (find_reloads_subreg_address): When adjusting mode of
190         MEM, update also MEM_SIZE if it is set.
192 2009-12-21  H.J. Lu  <hongjiu.lu@intel.com>
194         PR bootstrap/42345
195         * acinclude.m4 (gcc_GAS_FLAGS): New.
196         (gcc_GAS_CHECK_FEATURE): Use gcc_GAS_FLAGS.
197         * configure: Regenerated.
199 2009-12-20  Michael Matz  <matz@suse.de>
201         PR tree-optimization/42027
202         * cfgexpand.c (expand_gimple_cond): Use jumpy sequence for &, &&, |
203         and || if jumps are cheap.
205 2009-12-19  Richard Guenther  <rguenther@suse.de>
207         PR lto/42401
208         * lto-streamer-out.c (tree_is_indexable): Local statics are indexable.
209         (lto_output_tree_ref): Adjust assert.
211 2009-12-19  Richard Guenther  <rguenther@suse.de>
213         PR tree-optimization/42108
214         * tree-ssa-sccvn.c (last_vuse_ptr): New variable.
215         (vn_reference_lookup_2): Update last seen VUSE.
216         (vn_reference_lookup_3): Avoid updating last seen VUSE after
217         translating.
218         (visit_reference_op_load): Use last seen VUSE from the first
219         lookup when entering into the table.
221 2009-12-19  Joern Rennecke  <amylaar@spamcop.net>
223         * Makefile.in (PLUGIN_HEADERS): Add more headers.
225         * tree-pass.h (GCC_PASS_LISTS): Define.
226         (PASS_LIST_NO_all_lowering_passes): New enumeration value.
227         (PASS_LIST_NO_all_small_ipa_passes): Likewise.
228         (PASS_LIST_NO_all_regular_ipa_passes): Likewise.
229         (PASS_LIST_NO_all_lto_gen_passes): Likewise.
230         (PASS_LIST_NO_all_passes): Likewise.
231         (PASS_LIST_NUM): Likewise.
232         (gcc_pass_lists): Declare.
233         * passes.c (gcc_pass_lists): Define.
235 2009-12-18  Richard Guenther  <rguenther@suse.de>
237         * tree-ssa-sccvn.c (copy_nary): New function.
238         (copy_phis): Likewise.
239         (copy_references): Likewise.
240         (process_scc): Avoid last iteration by copying the
241         optimistic table to the valid table.
243 2009-12-17  Jakub Jelinek  <jakub@redhat.com>
245         * dwarf2out.c (loc_descriptor): For SYMBOL_REFs and LABEL_REFs
246         use DW_OP_addr+DW_OP_stack_value instead of DW_OP_implicit_value.
247         (add_const_value_attribute): For CONST_STRING, SYMBOL_REFs and
248         LABEL_REFs use DW_OP_addr+DW_OP_stack_value DW_AT_location instead of
249         DW_AT_const_value.
251 2009-12-17  Alexandre Oliva  <aoliva@redhat.com>
253         PR debug/41679
254         * var-tracking.c (count_uses): Count MO_VAL_USE of original
255         MO_VAL_SET value for COND_EXEC.
256         (add_stores): Handle conditional stores.
258         PR debug/41679
259         * var-tracking.c (use_type): Remove indirection from loc.
260         (count_uses): Dereference incoming loc early.
261         (add_uses): Dereference incoming loc early.
263         PR debug/41679
264         * var-tracking.c (add_stores): Avoid value mode mismatch for
265         promoted declarations.
267 2009-12-17  Jakub Jelinek  <jakub@redhat.com>
269         PR c++/42386
270         * ipa.c (function_and_variable_visibility): Clear same_comdat_group
271         links of DECL_EXTERNAL nodes.
273 2009-12-17  Sandra Loosemore  <sandra@codesourcery.com>
275         * doc/rtl.texi (Vector Operations): Clarify vec_select result mode.
277 2009-12-17  Julian Brown  <julian@codesourcery.com>
279         * config/arm/bpabi-v6m.S (test_div_by_zero): New macro.
280         (aeabi_ldivmod, aeabi_uldivmod): Use above macro.
281         * config/arm/bpabi.S (test_div_by_zero): New macro.
282         (aeabi_ldivmod, aeabi_uldivmod): Use above macro.
283         * config/arm/lib1funcs.asm (ARM_LDIV0): Tail-call int div-by-zero
284         handler for EABI. Add signed/unsigned argument, pass correct value
285         to that handler.
286         (THUMB_LDIV0): Same, for Thumb.
287         (DIV_FUNC_END): Add signed argument.
288         (WEAK): New macro (for EABI).
289         (__udivsi3, __umodsi3): Add unsigned argument to DIV_FUNC_END. For
290         __udivsi3, add entry point which skips division-by-zero test.
291         (__divsi3, __modsi3): Add signed argument to DIV_FUNC_END.
292         (__aeabi_uidivmod, __aeabi_idivmod): Check for division by zero.
293         Call __udivsi3 or __divsi3 via entry points which skip
294         division-by-zero tests.
295         (__div0): Rename to __aeabi_idiv0, __aeabi_ldiv0 for EABI, and
296         declare those names weak.
298 2009-12-17  Richard Guenther  <rguenther@suse.de>
300         PR middle-end/42397
301         * builtins.c (get_object_alignment): Properly deal with
302         a CONST_DECL base.
303         * expr.c (emit_block_move_hints): Assert the alignment makes sense.
305 2009-12-17  Uros Bizjak  <ubizjak@gmail.com>
307         PR target/32280
308         * config/i386/i386-modes.def (V1TI): New vector mode.
309         * config/i386/i386.h (VALID_SSE_REG_MODE): Add V1TImode.
310         (SSE_REG_MODE_P): Ditto.
311         * config/i386/sse.md (SSEMODE16): New mode iterator.
312         (AVXMODE16): Ditto.
313         (avxvecmode): Handle V1TI mode.
314         (*avx_mov<mode>_internal): Use AVXMODE16 instead of AVXMODE.
315         (mov<mode>): Use SSEMODE16 instead of SSEMODE.
316         (*mov<mode>_internal): Ditto.
317         (push<mode>1): Ditto.
318         (movmisalign<mode>): Ditto.
319         (sse2_ashlv1ti): Rename from sse2_ashlti.
320         (sse2_lshrv1ti): Rename from sse2_lshrti.
321         (*avx_ashlv1ti): Rename from *avx_ashlti and move from i386.md.
322         (*avx_lshrv1ti): Rename from *avx_lshrti and move from i386.md.
323         (vec_shl_<mode>): Convert operands to V1TImode and use V1TI shift.
324         (vec_shr_<mode>): Ditto.
325         (*sse2_mulv4si3): Update for renamed sse2_ashlv1ti3.
326         (udot_prodv4si): Ditto.
327         * config/i386/i386.c (classify_argument): Handle V1TImode.
328         (function_arg_advance_32): Ditto.
329         (function_arg_32): Ditto.
330         (ix86_expand_sse4_unpack): Convert operands to V1TImode and update
331         for renamed gen_sse2_lshrv1ti3.
332         (ix86_expand_args_builtin) <V2DI_FTYPE_V2DI_INT_CONVERT>: Set rmode
333         to V1TImode.
334         (struct builtin_description) <__builtin_ia32_pslldqi128>: Update
335         for renamed sse2_ashlv1ti3.
336         <__builtin_ia32_psrldqi128>: Update for renamed sse2_lshrv1ti3.
338         Revert:
339         2007-06-11  Uros Bizjak  <ubizjak@gmail.com>
341         PR target/32280
342         * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
343         * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
345 2009-12-17  Richard Earnshaw  <rearnsha@arm.com>
347         PR target/42372
348         * arm.md (pic_add_dot_plus_eight): Change output constraint from
349         update to write.
351 2009-12-17  Shujing Zhao  <pearly.zhao@oracle.com>
353         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
354         Update build_indirect_ref calls.
356 2009-12-17  Uros Bizjak  <ubizjak@gmail.com>
358         * config/i386/sync.md (IMODE): Remove mode iterator.
359         (modesuffix): Remove mode attribute.
360         (modeconstraint): Ditto.
361         (immconstraint): Ditto.
362         (*sync_compare_and_swap<mode>): Use SWI mode iterator instead of
363         IMODE mode iterator, imodesuffix mode attribute instead of modesuffix,
364         <r> mode attribute instead of modeconstraint and <i> mode attribute
365         instead of immconstraint.
366         (sync_double_compare_and_swap<mode>): Ditto.
367         (sync_old_add<mode>): Ditto.
368         (sync_lock_test_and_set<mode>): Ditto.
369         (sync_add<mode>): Ditto.
370         (sync_sub<mode>): Ditto.
371         (sync_and<mode>): Ditto.
372         (sync_ior<mode>): Ditto.
373         (sync_xor<mode>): Ditto.
374         (sync_<code><mode>): Macroize insn pattern from
375         sync_{and,ior,xor}<mode> using any_logic code iterator.
377 2009-12-17  Shujing Zhao  <pearly.zhao@oracle.com>
379         PR c/40885
380         * c-common.h (ref_operator): New type.
381         (build_indirect_ref): Adjust prototype with new argument.
382         * c-typeck.c (build_indirect_ref): Accept ref_operator as argument and
383         emit the diagnostics for easy translation.
384         (build_array_ref): Update calls to build_indirect_ref.
385         * c-omp.c (c_finish_omp_atomic): Likewise.
386         * c-parser.c (c_parser_unary_expression,
387         c_parser_postfix_expression_after_primary): Likewise.
389 2009-12-16  Richard Guenther  <rguenther@suse.de>
391         PR lto/42392
392         * langhooks.c (lhd_begin_section): Make sure to switch back
393         to the text section, not some random one.
395 2009-12-16  Jakub Jelinek  <jakub@redhat.com>
397         * tree-chrec.c (chrec_convert_1): Only fold (T2)(t +- x) to
398         (T2)t +- (T2)x if only integer types are involved.
400 2009-12-16  Ben Elliston  <bje@au.ibm.com>
402         * tree-data-ref.h (dot_rdg): Remove prototype.
403         * tree-data-ref.c (dog_rdg_1, dot_rdg): Remove.
405 2009-12-16  Kazu Hirata  <kazu@codesourcery.com>
407         * doc/invoke.texi, doc/options.texi, doc/plugins.texi,
408         doc/tm.texi: Fix typos.
410 2009-12-15  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
412         * doc/extend.texi (Function Attributes, Extended Asm):
413         Replace TABs with spaces.
414         * doc/md.texi (Standard Names): Likewise.
415         * doc/plugins.texi (Plugins): Likewise.
417         * doc/c-tree.texi (Expression trees): Use @itemx for all but
418         the first item for merged items.
419         * doc/extend.texi (Variable Attributes): Likewise.
420         * doc/install.texi (Configuration): Likewise.
421         * doc/invoke.texi (RS/6000 and PowerPC Options, RX Options):
422         Likewise.
424 2009-12-15  Richard Guenther  <rguenther@suse.de>
426         * tree.c (free_lang_data_in_binfo): Do not free BINFO_OFFSET
427         and BINFO_VPTR_FIELD.
428         (free_lang_data_in_type): Do not free TYPE_STUB_DECL if we
429         generate debug information.
430         (free_lang_data_in_decl): Do not free DECL_SIZE_UNIT,
431         DECL_SIZE, DECL_FIELD_OFFSET and DECL_FCONTEXT.
432         (free_lang_data): Do not disable debuginfo.
433         * lto-streamer-out.c (write_symbol_vec): Deal with
434         non-constant DECL_SIZE.
435         (pack_ts_base_value_fields): Write types with false
436         TREE_ASM_WRITTEN.
437         (lto_output_ts_type_tree_pointers): Stream TYPE_STUB_DECL.
438         * lto-streamer-in.c (lto_input_ts_type_tree_pointers): Stream
439         TYPE_STUB_DECL.
440         * dwarf2out.c (add_pure_or_virtual_attribute): Check for
441         DECL_CONTEXT.
442         (gen_type_die_for_member): Test for TYPE_STUB_DECL.
443         * opts.c (decode_options): Do not disable var-tracking for lto.
444         * doc/invoke.texi (-flto): Document -flto vs. -g experimental
445         status.
446         (-fwhopr): Document experimental status.
448 2009-12-15  Aldy Hernandez  <aldyh@redhat.com>
450         PR graphite/42185
451         * graphite-sese-to-poly.c (is_reduction_operation_p): Assert that
452         we are a GIMPLE_ASSIGN.  Do not calculate rhs code twice.
453         (follow_ssa_with_commutative_ops): Return NULL on non assignment.
455 2009-12-15  Eric Botcazou  <ebotcazou@adacore.com>
457         * config/rs6000/rs6000.md (probe_stack): Use an enclosing SET.
459 2009-12-15  Richard Guenther  <rguenther@suse.de>
461         * gimple.h (compare_field_offset): Declare.
462         * gimple.c (compare_field_offset): Export.
463         * lto-streamer-in.c (input_gimple_stmt): Use compare_field_offset.
465 2009-12-15  Richard Guenther  <rguenther@suse.de>
467         * lto-cgraph.c (lto_output_node): Also stream the alias
468         for regular aliases.
469         (input_node): Likewise.
471 2009-12-15  Paolo Bonzini  <bonzini@gnu.org>
472             Shujing Zhao  <pearly.zhao@oracle.com>
474         * intl.c (get_spaces): New.
475         * intl.h (get_spaces): New.
477 2009-12-14  Mark Mitchell  <mark@codesourcery.com>
479         * configure.ac (--with-specs): New option.
480         * configure: Regenerated.
481         * gcc.c (driver_self_specs): Include CONFIGURE_SPECS.
482         * Makefile.in (DRIVER_DEFINES): Add -DCONFIGURE_SPECS.
484 2009-12-14  Jakub Jelinek  <jakub@redhat.com>
486         PR bootstrap/42369
487         * config/i386/i386.c (ix86_expand_special_args_builtin): Avoid
488         using switch with CODE_FOR_lwp_lwp* cases.
490         * config/i386/i386-builtin-types.def (PVOID_FTYPE_VOID): Use
491         DEF_FUNCTION_TYPE (PVOID) instead of DEF_FUNCTION_TYPE (PVOID, VOID).
493 2009-12-14  Eric Botcazou  <ebotcazou@adacore.com>
495         * cfgexpand.c (expand_debug_expr) <INDIRECT_REF>: Remove overzealous
496         assertion and useless code.
497         <TARGET_MEM_REF>: Likewise.
499 2009-12-14  Alexandre Oliva  <aoliva@redhat.com>
501         PR debug/41473
502         * dwarf2out.c (AT_loc_list_ptr): New.
503         (resolve_addr): Remove unresolved attributes and loc_list entries.
505         PR debug/41473
506         * dwarf2out.c (add_var_loc_to_decl): Don't drop initial empty
507         locations.
508         (new_loc_list): Drop gensym arg.  Move generation of ll_symbol...
509         (gen_llsym): ... here.  New function.
510         (add_loc_descr_to_loc_list): Removed.
511         (loc_descriptor): Infer mode from CONST_DOUBLEs and CONST_VECTORs.
512         (single_element_loc_list): Removed.
513         (dw_loc_list): Don't create entries without a location.  Don't
514         special-case the first node of the list, only single nodes.
515         (single_element_loc_list_p): Simplify.
516         (loc_list_from_tree): Don't use DECL_RTL if loc_list is nonempty.
517         (add_location_or_const_value_attribute): Test var loc for NULL.
518         (convert_cfa_to_fb_loc_list): Adjust calls to new new_loc_list,
519         call gen_llsym if needed.
521 2009-12-14  Jakub Jelinek  <jakub@redhat.com>
523         * cgraph.h (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
524         cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
525         prototypes.
526         * cgraph.c (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
527         cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
528         functions.
529         * except.h (set_nothrow_function_flags): Remove prototype.
530         * except.c (set_nothrow_function_flags): Use cgraph_set_nothrow_flag.
531         Make static.
532         * ipa-pure-const.c (propagate): Use cgraph_set_nothrow_flag,
533         cgraph_set_readonly_flag, cgraph_set_pure_flag
534         and cgraph_set_looping_const_or_pure_flag.
535         (local_pure_const): Likewise.
537 2009-12-14  Jakub Jelinek  <jakub@redhat.com>
538             Sebastian Pop  <sebastian.pop@amd.com>
540         * config/i386/i386-builtin-types.def (PVOID): Declared.
541         (VOID_FTYPE_PVOID): Declared.
542         (PVOID_FTYPE_VOID): Declared.
543         (UCHAR_FTYPE_USHORT_UINT_USHORT): Removed.
544         (VOID_FTYPE_USHORT_UINT_USHORT): Removed.
545         * config/i386/i386.c (IX86_BUILTIN_LLWPCB16, IX86_BUILTIN_LLWPCB32,
546         IX86_BUILTIN_LLWPCB64, IX86_BUILTIN_SLWPCB16, IX86_BUILTIN_SLWPCB32,
547         IX86_BUILTIN_SLWPCB64, IX86_BUILTIN_LWPVAL16, IX86_BUILTIN_LWPINS16):
548         Removed.
549         (IX86_BUILTIN_LLWPCB, IX86_BUILTIN_SLWPCB): New.
550         (bdesc_special_args): Adjust declaration of __builtin_ia32_llwpcb,
551         __builtin_ia32_slwpcb, __builtin_ia32_lwpval32,
552         __builtin_ia32_lwpval64, __builtin_ia32_lwpins32, and
553         __builtin_ia32_lwpins64.
554         (ix86_expand_special_args_builtin): Handle VOID_FTYPE_PVOID.
555         Do not handle VOID_FTYPE_USHORT_UINT_USHORT and
556         UCHAR_FTYPE_USHORT_UINT_USHORT.  Warn when the third operand is
557         not an immediate.  Also handle builtin functions with 3 arguments.
558         (ix86_expand_builtin): Handle IX86_BUILTIN_LLWPCB and
559         IX86_BUILTIN_SLWPCB.
560         * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC, UNSPEC_SLWP_INTRINSIC):
561         Renamed UNSPECV_LLWP_INTRINSIC and UNSPECV_SLWP_INTRINSIC.
562         (memory attribute): Handle lwp.
563         (lwp*): Rewrite all the insn patterns for LWP.
564         * config/i386/lwpintrin.h (__llwpcb16, __llwpcb32, __llwpcb64,
565         __slwpcb16, __slwpcb32, __slwpcb64, __lwpval16, __lwpins16): Removed.
566         (__llwpcb, __slwpcb): New.
568 2009-12-14  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
570         * dominance.c (set_immediate_dominator): Don't mark as inline.
572 2009-12-14  Eric Botcazou  <ebotcazou@adacore.com>
574         * doc/tm.texi (STACK_CHECK_PROTECT): Document alternate default.
575         * doc/md.texi (check_stack): Clarify.
576         (probe_stack): Likewise.
577         * config/rs6000/rs6000.md (UNSPEC_PROBE_STACK): New constant.
578         (probe_stack): New insn.
580 2009-12-14  Ben Elliston  <bje@au.ibm.com>
582         * lto-streamer-in.c (lto_get_builtin_tree): fclass can only be a
583         BUILT_IN_NORMAL or BUILT_IN_MD.
585 2009-12-13  Eric Botcazou  <ebotcazou@adacore.com>
587         * doc/tm.texi (STACK_CHECK_PROBE_LOAD): Delete.
588         * expr.h (STACK_CHECK_PROBE_LOAD): Likewise.
589         * explow.c (emit_stack_probe): Do not test STACK_CHECK_PROBE_LOAD.
590         * system.h (STACK_CHECK_PROBE_LOAD): Poison.
592 2009-12-13  Michael Matz  <matz@suse.de>
594         PR tree-optimization/42027
595         * dojump.c (do_jump <TRUTH_AND_EXPR, TRUTH_OR_EXPR>): Go to
596         TRUTH_ANDIF_EXPR resp. TRUTH_ORIF_EXPR expander, instead of
597         falling through.
599 2009-12-13  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
601         PR target/23726
602         * config/avr/predicates.md (pseudo_register_operand): New predicate
603         for pseudos.
604         * config/avr/avr.md (divmodqi4): Replace with define_insn_and_split
605         to allow div/mod optimization.
606         (udivmodqi4): Ditto.
607         (divmodhi4): Ditto.
608         (udivmodhi4): Ditto.
609         (divmodsi4): Ditto.
610         (udivmodsi4): Ditto.
612 2009-12-13  Richard Guenther  <rguenther@suse.de>
614         PR tree-optimization/42357
615         * tree-sra.c (sra_modify_assign): Do not tear apart struct copies.
617 2009-12-12  Richard Guenther  <rguenther@suse.de>
619         * tree.c (need_assembler_name_p): Abstract decls do not need
620         an assembler name.
621         * dwarf2out.c (dwarf2out_abstract_function): Preserve
622         DECL_ABSTRACT properly.
624 2009-12-11  Richard Guenther  <rguenther@suse.de>
626         * lto-streamer-in.c (lto_input_tree_ref): Do not register
627         DEBUG_EXPR_DECLs with the varpool.
629 2009-12-11  Eric Botcazou  <ebotcazou@adacore.com>
631         * config/sparc/linux-unwind.h (MD_FROB_UPDATE_CONTEXT, 64-bit): Define.
632         (sparc64_frob_update_context): New function.
634 2009-12-11  Richard Guenther  <rguenther@suse.de>
636         PR lto/41658
637         PR lto/41657
638         * lto-streamer-out.c (write_global_stream): Do not make decls
639         weak but resort to TREE_ASM_WRITTEN to avoid multiple definitions.
640         Make sure to mark all decls that we have written.
642 2009-12-11  Sebastian Andrzej Siewior  <bigeasy@linutronix.de>
644         PR target/36047
646         * config/m68k/linux.h: Remove LABELNO from the mcount statement. It is
647         not used by glibc/uclibc and does not work with large binaries.
649 2009-12-11  Richard Guenther  <rguenther@suse.de>
651         PR lto/41662
652         * lto-streamer-in.c (lto_init_eh): Move eh_initialized_p
653         handling here.
654         (input_eh_regions): Adjust.
655         (lto_input_ts_function_decl_tree_pointers): Initialize EH
656         if a non-NULL DECL_FUNCTION_PERSONALITY was read in.
658 2009-12-11  Duncan Sands  <baldrick@free.fr>
660         * passes.c (make_pass_instance): Allocate and copy the right amount of
661         memory for ipa passes, which are not the same size as other passes.
663 2009-12-11  Joern Rennecke  <amylaar@spamcop.net>
665         * plugin.c (get_named_event_id): Fix hash table rebuild to include
666         dynamically allocated events.
668 2009-12-11  Richard Guenther  <rguenther@suse.de>
670         PR lto/42320
671         * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Properly
672         detect non-prevailing decls.
674 2009-12-10  Jakub Jelinek  <jakub@redhat.com>
676         PR c++/42317
677         * cgraph.h (struct cgraph_node): Add same_comdat_group field.
678         * cgraph.c (cgraph_remove_node): Unchain node from same_comdat_group
679         circular list.
680         (cgraph_node_can_be_local_p): Return false for DECL_COMDAT with
681         node->same_comdat_group.
682         * ipa.c (cgraph_remove_unreachable_nodes): For any reachable node
683         mark all its same_comdat_group nodes as also reachable.
684         (cgraph_externally_visible_p): Return true even if any of
685         same_comdat_group nodes has address taken.
686         * lto-cgraph.c (lto_output_node): Stream out same_comdat_group.
687         (output_cgraph): Ensure other same_comdat_group nodes are also
688         included.
689         (input_node): Stream in same_comdat_group.
690         (input_cgraph_1): Fix up same_comdat_group fields from references
691         to pointers.
692         * cgraphunit.c (cgraph_analyze_functions): Mark all other
693         same_comdat_group nodes as reachable.
694         (cgraph_mark_functions_to_output): For each node->process process
695         also other same_comdat_group nodes.
696         * ipa-inline.c (cgraph_clone_inlined_nodes): Don't reuse nodes
697         with same_comdat_group non-NULL.
698         (cgraph_mark_inline_edge): Likewise.
700 2009-12-10  Jan Hubicka  <jh@suse.cz>
702         PR middle-end/42228
703         PR middle-end/42110
704         * cgraph.c (cgraph_create_edge_including_clones): Add old_stmt
705         parameter; update edge if it already exists.
706         (cgraph_remove_node): Handle correctly cases where we are removing
707         node having clones.
708         * cgraph.h (cgraph_create_edge_including_clones): Declare.
709         (verify_cgraph_node): Add missing error_found = true code.
710         (cgraph_materialize_all_clones): Remove call edges of dead nodes.
711         * ipa.c (cgraph_remove_unreachable_nodes): Correctly look for master
712         clone; fix double linked list removal.
713         * tree-inline.c (copy_bb): Update cgraph_create_edge_including_clones
714         call; fix frequency of newly created edge.
716 2009-12-10  Bernd Schmidt  <bernd.schmidt@analog.com>
718         PR rtl-opt/42216
719         * regrename.c: Error out if MAX_RECOG_OPERANDS is larger than
720         HOST_BITS_PER_WIDE_INT.
721         (verify_reg_in_set): New function, broken out of verify_reg_tracked.
722         (verify_reg_tracked): Use it.
723         (scan_rtx_reg): When seeing a use involving a superset of the
724         registers in an existing chain, enlarge that chain.  Otherwise,
725         allow subsets and set fail_current_block for all other kinds of
726         overlap.
727         (hide_operands): New argument UNTRACKED_OPERANDS; callers changed.
728         Do not modify operands when the bit with the corresponding number
729         is set in that bitmap.
730         (build_def_use): When we see matching operands with different
731         modes, don't set fail_current_block, but keep track of such
732         operands in a bitmap if their registers aren't already tracked
733         in an open chain.  Pass this bitmap to all hide_operands calls.
735 2009-12-10  Richard Guenther  <rguenther@suse.de>
737         PR tree-optimization/42337
738         * tree-ssa-pre.c (seen_during_translate): Remove.
739         (phi_translate_1): Collapse into ...
740         (phi_translate): ... this.  Remove seen parameter and
741         adjust recursive calls.
743 2009-12-10  Richard Guenther  <rguenther@suse.de>
744         Allan Sandfeld Jensen  <linux@carewolf.com>
746         * tree-vectorizer.c (vectorize_loops): Properly guard
747         vectorizer verboseness.
749 2009-12-10  Ben Elliston  <bje@au.ibm.com>
751         * fwprop.c (free_load_extend): Initialise `use'.
753 2009-12-09  David Edelsohn  <edelsohn@gnu.org>
755         * builtins.c (do_mpc_ckconv): Pass the component type to
756         real_from_mpfr().
758 2009-12-09  Xinliang David Li  <davidxl@google.com>
760         PR tree-optimization/42337
761         * tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.
763 2009-12-09  Nathan Froyd  <froydnj@codesourcery.com>
765         * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
766         mulv2sf3, divv2sf3): New expanders.
767         * config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
768         spe_evdivws): Rename to use standard GCC names.
769         * config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
770         mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
771         * config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
772         names for renamed patterns.
774 2009-12-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
776         * config/s390/s390.md ("copysign<mode>3"): Pattern removed.
778 2009-12-09  Jakub Jelinek  <jakub@redhat.com>
780         * configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
781         ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
782         isn't cached.
783         * configure: Regenerated.
785 2009-12-08  Richard Henderson  <rth@redhat.com>
787         * combine.c (setup_incoming_promotions): Fix sign-extend of
788         zero-extend case; tidy conditions.
790 2009-12-08  Michael Matz  <matz@suse.de>
792         PR middle-end/38474
793         * function.c (free_temp_slots): Only walk the temp slot
794         addresses and combine slots if we actually changes something.
795         (pop_temp_slots): Ditto.
797 2009-12-08  Olga Golovanevsky  <olga@il.ibm.com>
799         PR middle-end/41843
800         * ipa-struct-reorg.c (compare_fields): New function.
801         (find_field_in_struct_1): Use compare_fields function.
802         (is_equal_types): Likewise.
804 2009-12-07  DJ Delorie  <dj@redhat.com>
806         PR c/42312
807         * config/mep/mep.c (mep_expand_prologue): Set
808         really_need_stack_frame after frame_size is set.
810 2009-12-07  Richard Henderson  <rth@redhat.com>
812         PR rtl-opt/42269
813         * combine.c (setup_incoming_promotions): Improve the conditions
814         under which we respect the promotions applied.
816 2009-12-07  Eric Botcazou  <ebotcazou@adacore.com>
818         * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
819         * config/sparc/linux64.h (ASM_SPEC): Likewise.
821 2009-12-07  Richard Henderson  <rth@redhat.com>
823         PR debug/42299
824         PR debug/42166
825         * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
826         for ssa names already registered for update.
828 2009-12-07  Jakub Jelinek  <jakub@redhat.com>
830         PR debug/42244
831         * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
832         is a DEBUG_INSN.
834 2009-12-07  Sebastian Pop  <sebastian.pop@amd.com>
836         * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
837         options when bit_LWP is set.
839 2009-12-07  Sebastian Pop  <sebastian.pop@amd.com>
841         * config/i386/cpuid.h (bit_ABM): New.
842         * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
843         options when bit_ABM is set.
845 2009-12-07  Jakub Jelinek  <jakub@redhat.com>
847         * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
848         this array ...
849         (bdesc_args): ... here.
850         * config.gcc (i[34567]86-*-*): Include abmintrin.h.
851         (x86_64-*-*): Likewise.
853 2009-12-07  Sebastian Pop  <sebastian.pop@amd.com>
855         * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
856         * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
857         * config/i386/i386-c.c (__POPCNT__): Defined.
858         * config/i386/popcntintrin.h: ...here.  New file.
859         * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
860         Include popcntintrin.h.
861         * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
862         is defined.
864 2009-12-07  Sebastian Pop  <sebastian.pop@amd.com>
866         * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
867         Removed.
868         * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
869         * config/i386/sse.md: Remove all XOP splitters.
870         Allow the second and fourth operands of XOP multiply-add insns
871         to be nonimmediate.
873 2009-12-07  Sebastian Pop  <sebastian.pop@amd.com>
875         * config/i386/sse.md: Remove all FMA4 splitters.
876         Allow the second operand of FMA4 insns to be a nonimmediate.
877         Fix comments punctuation.
879 2009-12-07  Julian Brown  <julian@codesourcery.com>
881         * config/arm/constraints.md (Ps, Pt): New constraint letters.
882         * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
884 2009-12-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
886         PR other/40302
887         * configure.ac (HAVE_mpc): Don't define.
888         * config.in, configure: Regenerate.
890         PR other/40302
891         * builtins.c: Remove HAVE_mpc* checks throughout.
892         * fold-const.c: Likewise.
893         * real.h: Likewise.
894         * toplev.c: Likewise.
896 2009-12-07  Edmar Wienskoski  <edmar@freescale.com>
898         * config.gcc (cpu_is_64bit): Add new core e500mc64.
899         (powerpc*-*-*): Add new core e500mc64.
900         * config/rs6000/e500mc64.md: New file.
901         * config/rs6000/rs6000.c (processor_costs): Add new costs for
902         e500mc64.
903         (rs6000_override_options): Add e500mc64 case to
904         processor_target_table. Altivec and Spe options not allowed with
905         e500mc64. Disable string instructions for e500mc64. Enable branch
906         targets alignment for both e500mc and e500mc64. Initialize
907         rs6000_cost for e500mc64.
908         (rs6000_emit_sISEL): New function.
909         (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
910         (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
911         generation.
912         (rs6000_issue_rate): Set issue rate for e500mc64.
913         (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
914         on architectures with isel.
915         * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
916         * config/rs6000/rs6000.h (processor_type): Add
917         PROCESSOR_PPCE500MC64.
918         (ASM_CPU_SPEC): Add e500mc64.
919         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
920         Include e500mc64.md.
921         (abssi2_isel): Expand pattern to handle DImode.
922         (nabs<mode>2_isel): New pattern.
923         (absdi2): Change pattern to handle 64 bit isel targets.
924         (absdi2_internal): Exclude ISEL targets.
925         (nabsdi2): Exclude ISEL targets.
926         * doc/invoke.texi: Add e500mc64 to list of cpus.
928 2009-12-07  Uros Bizjak  <ubizjak@gmail.com>
930         * config/i386/i386.md (any_or): New code iterator.
931         (any_logic): Rename from plogic code iterator.
932         (logicprefix): Rename from plogicprefix code attribute.
933         (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
934         any_or code iterator.
935         (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
936         any_or code iterator.
937         (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
938         (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
939         (ior and xor splitters): Ditto.
940         * config/i386/mmx.md: Updated for rename.
941         * config/i386/sse.md: Ditto.
943 2009-12-07  Uros Bizjak  <ubizjak@gmail.com>
945         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
946         Remove quotes around condition logic code.
948 2009-12-06  Richard Henderson  <rth@redhat.com>
950         PR debug/42234
951         * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
952         argument earlier.
954 2009-12-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
956         * doc/install.texi: Document MPC is required.
958 2009-12-06  Uros Bizjak  <ubizjak@gmail.com>
960         * config/i386/i386.md (g): Add HImode and QImode.
961         (general_szext_operand): New mode attribute.
962         (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
963         SWI124 mode iterator.
964         (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
965         SWIM mode iterator.
966         (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
967         SWI124 mode iterator.
968         (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
969         SWIM mode iterator.
970         (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
971         SWI248 mode iterator.
972         (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
973         SWI mode iterator.
974         (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
975         SWI mode iterator.
976         (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
977         SWIM mode iterator.
978         (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
979         SWI248 mode iterator.
980         (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
981         SWI mode iterator.
982         (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
983         SWI mode iterator.
985 2009-12-05  Sebastian Pop  <sebastian.pop@amd.com>
987         * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
988         MASK_FUSED_MADD.
989         * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
990         "'-mfused-madd' was removed".
991         * config/i386/i386.opt (mfused-madd): New.
992         * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
993         * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
995 2009-12-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
997         * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
998         * pa-hpux10.h (LIB_SPEC): Likewise.
999         * pa-hpux11.h (LIB_SPEC): Likewise.
1001         PR ada/41912
1002         * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
1003         for signal frames.
1004         * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
1006 2009-12-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1008         * configure: Regenerate.
1010 2009-12-05  Richard Earnshaw  <rearnsha@arm.com>
1012         * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
1013         for the scratch.
1015 2009-12-04  David Daney  <ddaney@caviumnetworks.com>
1017         PR rtl-optimization/42164
1018         * combine.c (combine_simplify_rtx): Handle truncation of integer
1019         constants.
1021 2009-12-04  Richard Guenther  <rguenther@suse.de>
1023         * lto-streamer-out.c (pack_ts_decl_common_value_fields):
1024         Revert previous change.
1025         (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
1026         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
1027         Likewise.
1029 2009-12-04  Richard Guenther  <rguenther@suse.de>
1031         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
1032         BUILT_IN_MALLOC.
1033         (call_may_clobber_ref_p_1): Likewise.
1035 2009-12-04  Matthias Klose  <doko@ubuntu.com>
1036             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1038         PR target/40134
1039         * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
1040         * config/pa/pa-linux.h (LIB_SPEC): Remove.
1042 2009-12-03  Sebastian Pop  <sebastian.pop@amd.com>
1043             Richard Henderson  <rth@redhat.com>
1045         * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
1046         * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
1047         * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
1048         * config/i386/sse.md (fma4_*): Remove alternative with operand 1
1049         matching a memory access.  Do not use ix86_fma4_valid_op_p.
1050         (xop_*): Same.
1051         Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
1053 2009-12-03  Richard Henderson  <rth@redhat.com>
1055         * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
1056         all operands into registers.
1058 2009-12-03  Sebastian Pop  <sebastian.pop@amd.com>
1060         * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
1061         parameter.
1062         * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
1063         * config/i386/sse.md: Same.
1065 2009-12-03  Richard Guenther  <rguenther@suse.de>
1067         * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
1068         instead of DECL_NAME for the entry point.
1070 2009-12-03  Richard Earnshaw  <rearnsha@arm.com>
1072         * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
1073         before the lock release.
1075 2009-12-03  Michael Matz  <matz@suse.de>
1077         PR middle-end/38474
1078         * cfgexpand.c (struct stack_var): Add conflicts member.
1079         (stack_vars_conflict, stack_vars_conflict_alloc,
1080         n_stack_vars_conflict): Remove.
1081         (add_stack_var): Initialize conflicts member.
1082         (triangular_index, resize_stack_vars_conflict): Remove.
1083         (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
1084         terms of new member.
1085         (union_stack_vars): Only run over the conflicts.
1086         (partition_stack_vars): Remove special case.
1087         (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
1088         don't create self-conflicts.
1089         (account_used_vars_for_block): Don't create any conflicts.
1090         (fini_vars_expansion): Free bitmaps, don't free or clear removed
1091         globals.
1093 2009-12-03  Bernd Schmidt  <bernd.schmidt@analog.com>
1095         PR middle-end/42202
1096         * regrename.c (live_in_chains): New variable.
1097         (verify_reg_tracked): New static function.
1098         (scan_rtx_reg): Update live_in_chains.
1099         (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
1100         we're already tracking the reg.
1101         (build_def_use): Likewise.  Initialize live_in_chains.
1103 2009-12-03  Ken Werner  <ken.werner@de.ibm.com>
1105         * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
1106         startup files.
1107         * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
1108         * config/spu/spu.c (spu_function_profiler): New function.
1109         * config/spu/spu.h (FUNCTION_PROFILER): Invoke
1110         spu_function_profiler.
1111         (NO_PROFILE_COUNTERS): Define.
1112         (PROFILE_BEFORE_PROLOGUE): Likewise.
1114 2009-12-03  Dave Korn  <dave.korn.cygwin@gmail.com>
1116         * ggc-page.c (struct free_object): Pull definition out ...
1117         (struct globals): .. from here.
1119 2009-12-02  Richard Guenther  <rguenther@suse.de>
1121         * fold-const.c (div_if_zero_remainder): Honor that sizetypes
1122         are sign-extending.  Simplify.
1124 2009-12-02  Richard Henderson  <rth@redhat.com>
1126         PR tree-opt/42215
1127         * tree-loop-distribution.c (build_size_arg_loc): Tidy.
1128         (generate_memset_zero): Convert to sizetype properly.  Tidy.
1130 2009-12-02  Richard Guenther  <rguenther@suse.de>
1132         * lto-streamer-out.c (pack_ts_decl_common_value_fields):
1133         Do not pretend we have value exprs.
1135 2009-12-02  Richard Guenther  <rguenther@suse.de>
1137         PR middle-end/41491
1138         * fold-const.c (try_move_mult_to_index): Do not leak
1139         domain types into the IL.
1141 2009-12-02  Richard Guenther  <rguenther@suse.de>
1143         PR middle-end/42088
1144         * tree.c (free_lang_data): Disable if not using LTO.
1146 2009-12-02  Richard Guenther  <rguenther@suse.de>
1148         PR middle-end/42229
1149         * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
1151 2009-12-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1153         PR middle-end/42224
1154         * tree.h (int_or_pointer_precision): Remove.
1155         * tree.c (int_or_pointer_precision): Remove.
1156         (integer_pow2p): Use TYPE_PRECISION instead.
1157         (tree_log2): Likewise.
1158         (tree_floor_log2): Likewise.
1159         (signed_or_unsigned_type_for): Likewise.
1160         * fold-const.c (fit_double_type): Likewise.
1161         * varasm.c (initializer_constant_valid_p): Likewise.
1163 2009-12-02  Ira Rosen  <irar@il.ibm.com>
1165         * doc/invoke.texi (-fdump-tree-slp): Document.
1166         (-ftree-vectorizer-verbose): Update.
1167         (-ftree-slp-vectorize): Document.
1169 2009-12-02  Nick Clifton  <nickc@redhat.com>
1171         * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
1172         no fixed registers are available for interrupt handlers.  Do not
1173         fix normal registers.
1174         (MUST_SAVE_ACC_REGISTER): New macro.
1175         (rx_get_stack_layout): Create a stack frame for fast interrupt
1176         handlers, if necessary.  Push extra registers if needed in order
1177         to save the accumulator.
1178         (rx_expand_prologue): Create a stack frame for fast interrupt
1179         handlers, if necessary.
1180         (rx_expand_builtin_mvfc): Handle the case where there is no target.
1182 2009-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1184         * config/i386/abmintrin.h (__lzcnt16): New.
1185         (__lzcnt): New.
1186         (__lzcnt64): New.
1187         * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
1188         * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
1189         (bdesc_special_args): Add __builtin_clzs.
1190         (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
1192 2009-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1194         * config/i386/abmintrin.h (_mm_popcnt_u32): New.
1195         (_mm_popcnt_u64): New.
1197 2009-12-01  Sebastian Pop  <sebastian.pop@amd.com>
1199         * config/i386/abmintrin.h: New.
1200         * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
1201         * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
1203 2009-12-01  Uros Bizjak  <ubizjak@gmail.com>
1205         * config/i386/i386.md (SWI124): Rename from CRC32MODE.
1206         (crc32modesuffix): Remove.
1207         (crc32modeconstraint): Ditto.
1208         (sse4_2_crc32<mode>): Update for renamed mode iterator.  Use
1209         imodesuffix instead of crc32modesuffix and <r>m instead of
1210         crc32modeconstraint.
1212 2009-12-01  Jakub Jelinek  <jakub@redhat.com>
1214         PR c++/42234
1215         * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
1216         contains no statements.
1218 2009-12-01  Grigori Fursin  <grigori.fursin@inria.fr>
1219             Joern Rennecke  <amylaar@spamcop.net>
1221         * cgraphunit.c (plugin.h): Include.
1222         (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
1223         PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
1224         * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
1225         (enum plugin_event): Define by including plugin.def.
1226         Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
1227         (plugin_event_name): Change type to const char **.
1228         (get_event_last, get_named_event_id, unregister_callback): Declare.
1229         (register_callback): Change type of event argument to int.
1230         (highlev-plugin-common.h): New file.
1231         * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
1232         $(HASHTAB_H)
1233         (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
1234         (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
1235         (s-header-vars): New rule.
1236         (install-plugin): Depend on s-header-vars.  Install b-header-vars.
1237         * params.c (get_num_compiler_params): New function.
1238         * params.h (get_num_compiler_params): Declare.
1239         * passes.c (plugin.h): Include.
1240         (make_pass_instance): Invoke PLUGIN_NEW_PASS.
1241         (do_per_function_toporder, pass_init_dump_file): No longer static.
1242         (pass_fini_dump_file): Likewise.
1243         (execute_one_pass): Likewise.  Invoke PLUGIN_OVERRIDE_GATE and
1244         PLUGIN_PASS_EXECUTION.
1245         (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
1246         PLUGIN_EARLY_GIMPLE_PASSES_END.
1247         * plugin.c (plugin_event_name_init): New array, defined by
1248         including plugin.def.
1249         (FMT_FOR_PLUGIN_EVENT): Update.
1250         (plugin_event_name): Change type to const char ** and initialize
1251         to plugin_event_name_init.
1252         (event_tab, event_last, event_horizon): New variable.
1253         (get_event_last): New function.
1254         (plugin_callbacks_init): New array.
1255         (plugin_callbacks: Change type to struct callback_info **.
1256         Initialize to plugin_callbacks_init.
1257         (htab_event_eq, get_named_event_id, unregister_callback): New function.
1258         (invoke_plugin_va_callbacks): Likewise.
1259         (register_callback): Change type of event argument to int.
1260         Handle new events.  Allow dynamic events.
1261         (invoke_plugin_callbacks): Likewise.  Return success status.
1262         (plugins_active_p): Allow dynamic callbacks.
1263         * plugin.def: New file.
1264         * plugin.h (invoke_plugin_callbacks): Update prototype.
1265         (invoke_plugin_va_callbacks): Declare.
1266         * tree-optimize.c (plugin.h): Include.
1267         (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
1268         PLUGIN_ALL_PASSES_END.
1269         * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
1270         (pass_fini_dump_file, do_per_function_toporder): Likewise.
1271         * doc/plugin.texi: Document new event types.
1273 2009-12-01  Martin Jambor  <mjambor@suse.cz>
1275         PR tree-optimization/42237
1276         * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
1277         in between references into two.
1279 2009-12-01  Richard Guenther  <rguenther@suse.de>
1281         * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
1282         to the block of the call when remapping a type.
1284 2009-12-01  Martin Jambor  <mjambor@suse.cz>
1286         * cgraph.h (struct cgraph_edge): Reorder fields.  Make loop_nest
1287         unsigned short int.
1288         * ipa-prop.h (struct ipa_param_call_note): Likewise.
1289         * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
1291 2009-12-01  Richard Guenther  <rguenther@suse.de>
1293         * final.c (rest_of_clean_state): If -fcompare-debug is
1294         given dump final insns without UIDs.
1295         * tree-ssa-live.c (remove_unused_scope_block_p): Remove
1296         after_inlining checks.
1298 2009-11-30  Chao-ying Fu  <fu@mips.com>
1300         * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
1302 2009-11-30  Dave Korn  <dave.korn.cygwin@gmail.com>
1304         * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
1305         status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
1306         * configure: Regenerate.
1307         * config.in: Regenerate.
1309         * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
1310         options for Cygwin DLL libstdc++ support wrappers.
1311         (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
1312         according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
1313         (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
1314         whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
1315         (LINK_SPEC): Include CXX_WRAP_SPEC.
1316         * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
1317         (i386_find_on_wrapper_list): Check if a function is found on the list
1318         of libstdc++ wrapper options.
1319         (i386_pe_file_end): If we are importing a wrapped function, also emit
1320         an external declaration for the real version.
1321         * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
1322         Cygwin targets. Update copyright year.
1324 2009-11-30  Steve Ellcey  <sje@cup.hp.com>
1325             Jakub Jelinek <jakub@redhat.com>
1327         * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
1328         before forcing mode.
1330 2009-11-30  Anatoly Sokolov  <aesok@post.ru>
1332         * config/sh/sh.c (sh_promote_prototypes): Make static.
1333         (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
1334         functions.
1335         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1336         * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1337         sh_function_value_regno_p.
1338         (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1339         * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
1340         (sh_promote_prototypes) : Remove.
1342 2009-11-30  Julian Brown  <julian@codesourcery.com>
1344         * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
1345         reloads to LO_REGS.
1347 2009-11-30  Richard Henderson  <rth@redhat.com>
1349         * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
1350         (bdesc_special_args): Update insn codes.
1351         (avx_vpermilp_parallel): Correct range check.
1352         (ix86_rtx_costs): Handle vector permutation rtx codes.
1353         (struct expand_vec_perm_d): Move earlier.
1354         (get_mode_wider_vector): New.
1355         (expand_vec_perm_broadcast_1): New.
1356         (ix86_expand_vector_init_duplicate): Use it.  Tidy AVX modes.
1357         (expand_vec_perm_broadcast): New.
1358         (ix86_expand_vec_perm_builtin_1): Use it.
1359         * config/i386/i386-protos.h: Update.
1360         * config/i386/predicates.md (avx_vbroadcast_operand): New.
1361         * config/i386/sse.md (AVX256MODE24P): New.
1362         (ssescalarmodesuffix2s): New.
1363         (avxhalfvecmode, avxscalarmode): Fill out to all modes.
1364         (avxmodesuffixf2c): Add V8SI, V4DI.
1365         (vec_dupv4sf): New expander.
1366         (*vec_dupv4sf_avx): Add vbroadcastss alternative.
1367         (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
1368         V4SF and V4SI.  Move C alternatives to front.  Add insertps and
1369         pinsrd alternatives.
1370         (*vec_set<mode>_0_sse2): Split out from ...
1371         (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
1372         (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
1373         destination; use ix86_vec_interleave_v2df_operator_ok, instead of
1374         ix86_fixup_binary_operands.
1375         (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
1376         (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
1377         (*avx_movddup, *sse3_movddup): Remove.  New splitter from
1378         vec_select form to vec_duplicate form.
1379         (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
1380         ix86_vec_interleave_v2df_operator_ok.
1381         (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
1382         (*avx_unpcklpd256): ... here.
1383         (*vec_dupv4si_avx): New.
1384         (*vec_dupv2di_avx): Add movddup alternative.
1385         (*vec_dupv2di_sse3): New.
1386         (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
1387         avx_vbroadcastss256; represent with vec_duplicate instead of
1388         nested vec_concat operations.
1389         (avx_vbroadcastf128_<mode>): Rename from
1390         avx_vbroadcastf128_p<avxmodesuffixf2c>256.
1391         (*avx_vperm_broadcast_v4sf): New.
1392         (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
1394 2009-11-30  Martin Jambor  <mjambor@suse.cz>
1396         PR middle-end/42196
1397         * tree-sra.c (struct access): New field grp_different_types.
1398         (dump_access): Dump grp_different_types.
1399         (compare_access_positions): Prefer scalars and vectors over other
1400         scalar types.
1401         (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
1402         (sra_modify_expr): Use the original also when dealing with a complex
1403          or vector group accessed as multiple types.
1405 2009-11-30  Richard Henderson  <rth@redhat.com>
1407         * config/i386/i386.c (avx_vperm2f128_parallel): New.
1408         * config/i386/i386-protos.h: Declare it.
1409         * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
1410         avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
1411         * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
1412         (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
1413         (*avx_vperm2f128<mode>_nozero): New.
1415 2009-11-30  Richard Henderson  <rth@redhat.com>
1417         * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
1418         (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
1419         * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
1420         V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
1421         (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
1422         (bdesc_args): Add them.
1423         (ix86_expand_builtin): Expand them.
1424         (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
1426 2009-11-30  Martin Jambor  <mjambor@suse.cz>
1428         PR middle-end/42206
1429         * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
1431 2009-11-30  Jakub Jelinek  <jakub@redhat.com>
1433         * ipa-reference.c (propagate): Only dump bitmaps if computed.
1435 2009-11-30  Olga Golovanevsky  <olga@il.ibm.com>
1437         PR middle-end/39806
1438         * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
1439         (new_var_hash): Likewise.
1440         (is_in_new_vars_htab): Likewise.
1441         (add_to_new_vars_htab): Likewise.
1443 2009-11-30  Ira Rosen  <irar@il.ibm.com>
1445         * tree-vect-stmts.c (vectorizable_assignment): Support
1446         multiple types.
1448 2009-11-30  Richard Guenther  <rguenther@suse.de>
1450         * doc/contrib.texi (Contributors): Add myself.
1452 2009-11-30  Richard Guenther  <rguenther@suse.de>
1454         * tree.c (free_lang_data): Do not set debug_info_level to
1455         none if terse.
1457 2009-11-30  Richard Guenther  <rguenther@suse.de>
1459         PR middle-end/42119
1460         PR fortran/38530
1461         * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
1462         of CONST_DECLs.
1464 2009-11-30  Richard Guenther  <rguenther@suse.de>
1466         * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
1467         variable UID order.
1469 2009-11-30  Richard Guenther  <rguenther@suse.de>
1471         * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
1472         * tree-pass.h (TDF_NOUID): Likewise.
1473         * print-rtl.c: Include tree-pass.h.
1474         (print_mem_expr): Pass dump_flags.
1475         (print_rtx): Likewise.
1476         * print-tree.c: Include tree-pass.h.
1477         (print_node_brief): Handle TDF_NOUID.
1478         (print_node): Likewise.
1479         * tree-pretty-print.c (dump_decl_name): Likewise.
1480         (dump_generic_node): Likewise.
1481         * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
1482         dependency.
1484 2009-11-30  Nick Clifton  <nickc@redhat.com>
1486         * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
1487         * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
1488         stormy16-lib2-count-leading-zeros.c.
1489         * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
1490         __stormy16_count_leading_zeros() into this function.
1491         (__ctzhi2): Use __builtin_clz.
1492         (__ffshi2): Likewise.
1494 2009-11-30  Eric Botcazou  <ebotcazou@adacore.com>
1496         * config/sparc/sparc.c (DF_MODES): Simplify.
1497         (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
1498         (TF_MODES, OF_MODES): Adjust for above change.
1499         (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
1500         *  config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
1502 2009-11-30  Paolo Bonzini  <bonzini@gnu.org>
1504         PR rtl-optimization/41812
1505         * fwprop.c (local_md, local_lr): New globals.
1506         (process_defs, process_uses): Remove local_md argument.  Never
1507         consider dead pseudos to have singleton def-use chains.
1508         (single_def_use_enter_block): Perform LR simulation.
1509         (build_single_def_use_links): Remove local_md local variable.
1510         Add DF_NOTE.  Allocate local_lr.
1511         (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
1512         * df-problems.c (df_md_scratch): New.
1513         (df_md_alloc, df_md_free): Allocate/free it.
1514         (df_md_local_compute): Only include live registers in init.
1515         (df_md_transfer_function): Prune the in-set computed by
1516         the confluence function, and the gen-set too.
1518 2009-11-30  Hans-Peter Nilsson  <hp@axis.com>
1520         PR rtl-optimization/40086
1521         * reorg.c (relax_delay_slots): When looking for redundant insn at
1522         the branch target, use next_real_insn, not next_active_insn.
1524 2009-11-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1526         * doc/install.texi: Update minimum MPC version to 0.8.
1528 2009-09-09  Segher Boessenkool  <segher@kernel.crashing.org>
1530         * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
1531         HONOR_SIGNED_ZEROS final condition.
1532         (fnmsubsf4_powerpc_1): Same.
1533         (fnmadddf4_fpr_1): Same.
1534         (fnmsubdf4_fpr_1): Same.
1536 2009-11-29  Ira Rosen  <irar@il.ibm.com>
1538         PR tree-optimization/42193
1539         * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
1540         to 1 in case of basic block SLP.
1541         (vectorizable_load): Likewise.
1543 2009-11-28  Jan Hubicka  <jh@suse.cz>
1545         * cgraph.c (same_body_alias_1): Break out of
1546         (same_body_alias): ... here; remove comdat check; it is handled
1547         in cp already.
1548         (cgraph_add_thunk): New.
1549         (dump_cgraph_node): Dump aliases and thunks.
1550         * cgraph.h (cgraph_thunk_info): New structure.
1551         (struct cgraph_node): Add thunk info.
1552         (cgraph_add_thunk): New.
1553         * cgraphunit.c (cgraph_emit_thunks): Remove.
1554         (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
1555         (assemble_thunk): New function.
1556         (cgraph_expand_function): Handle thunks.
1557         (thunk_adjust): New.
1558         (init_lowered_empty_function): New.
1559         * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
1560         Remove.
1561         * lto-cgraph.c (lto_output_node): Stream thunk info.
1562         (input_node): Likewise.
1563         * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
1564         * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
1565         (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
1566         * i386.c (x86_output_mi_thunk): Make output prettier.
1568 2009-11-28  Richard Guenther  <rguenther@suse.de>
1570         PR tree-optimization/42183
1571         * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
1572         address taken.  Merge the addressable state of the NRV
1573         variable and the result instead of copying it.
1575 2009-11-28  Jakub Jelinek  <jakub@redhat.com>
1577         * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
1578         malloc_fname variable.
1579         (check_allocation_function): Remove unused gsi and bb_level_0
1580         variables.
1581         (transform_access_sites): Remove unused d_type_size and d_type_size_k
1582         variables.
1583         * omega.c (resurrect_subs): Remove unused n variable.
1584         (omega_solve_geq): Remove unused neweqns variable.
1585         * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
1586         * tree-inline.c (declare_return_variable): Remove USE_P argument,
1587         return use instead of var.
1588         (remap_decl, remap_block): Remove unused fn variable.
1589         (expand_call_inline): Remove unused retvar variable, adjust
1590         declare_return_variable caller.
1591         (optimize_inline_calls): Remove unused prev_fn variable.
1592         * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
1593         variable.
1594         (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
1595         variables.
1596         * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
1597         properly.
1598         * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
1599         variable.
1600         (vect_create_epilog_for_reduction): Remove unused bytesize variable.
1601         * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
1602         parameter.  Remove unused par_stmt variable.
1603         (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
1604         (expand_omp_sections): Remove unused l1 variable.
1605         (lower_omp_for): Remove unused ilist variable.
1606         * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
1607         Remove unused has_upstream_mem_write_p variable.
1608         * recog.c (decode_asm_operands): Remove unused noperands variable.
1609         * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
1610         size2 variable.
1611         * libgcov.c (__gcov_merge_delta): Remove unused last variable.
1612         * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
1613         base_nm variable.
1614         (gen_conditions_for_pow): Remove unused ec variable.
1615         * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
1616         variable.
1617         * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
1618         fndecl variable.
1619         * tree-ssa-sink.c (statement_sink_location): Remove unused code
1620         variable.
1621         * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
1622         variables.
1623         * tree-complex.c (create_one_component_var): Remove unused inner_type
1624         variable.
1625         * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
1626         unnecessarily when GEN_*CALL omits that argument.
1627         * regrename.c (regrename_optimize): Remove unused regs_seen variable.
1628         (build_def_use): Remove unused icode variable.
1629         * ipa-pure-const.c (check_call): Remove unused callee and avail
1630         variables.
1631         * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
1632         * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
1633         variable.
1634         (vect_pattern_recog): Remove unused stmt variable.
1635         * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
1636         new_regions variable.
1637         * postreload.c (reload_cse_simplify_operands): Remove unused mode
1638         variable.
1639         * tree-parloops.c (create_call_for_reduction_1): Remove unused
1640         addr_type variable.
1641         (create_parallel_loop): Remove unused res variable.
1642         (gen_parallel_loop): Remove unused nloop variable.
1643         * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
1644         * value-prof.c (gimple_mod_subtract_transform,
1645         gimple_stringops_transform): Remove unused value variable.
1646         (gimple_stringops_values_to_profile): Remove unused fcode variable.
1647         * tree-vrp.c (register_new_assert_for): Remove unused found variable.
1648         (vrp_visit_switch_stmt): Remove unused n variable.
1649         * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
1650         variable.
1651         (vectorizable_operation): Remove unused shift_p variable.
1652         (vectorizable_store): Remove unused first_stmt_vinfo variable.
1653         * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
1654         * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
1655         variable.
1656         (vect_permute_store_chain): Remove unused scalar_dest variable.
1657         (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
1658         variable.
1659         * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
1660         local_info variable.
1661         * tree-optimize.c (tree_rest_of_compilation): Remove unused node
1662         variable.
1663         * optabs.c (expand_binop): Remove unused equiv_value variable.
1664         (emit_libcall_block): Remove unused prev variable.
1665         (init_optabs): Remove unused int_mode variable.
1666         * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
1667         variable.
1668         (do_structure_copy): Remove unused lhsbase and rhsbase variables.
1669         (find_func_aliases): Remove unused rhstype variable.
1670         (ipa_pta_execute): Remove unused varid variable.
1672 2009-11-28  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
1674         * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
1676 2009-11-28  David Binderman  <dcb314@hotmail.com>
1678         * ira-color.c (put_allocno_into_bucket): Remove set but not used
1679         local variable hard_regs_num.
1680         * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
1681         * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
1682         * lower-subreg.c (decompose_multiword_subregs): Remove next.
1684 2009-11-27  Martin Jambor  <mjambor@suse.cz>
1686         PR middle-end/42006
1687         * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
1688         instead of create_tmp_var.  Set DECL_GIMPLE_REG_P to one manually
1689         for vector and complex types.
1690         (get_adjustment_for_base): Describe return value in the comment.
1692 2009-11-27  Nick Clifton  <nickc@redhat.com>
1694         * longlong.h (count_leading_zeros): Define macro for stormy16 target.
1695         (COUNT_LEADING_ZEROS_0): Likewise.
1696         * config/stormy16/stormy16-lib2.c: Arrange for separate
1697         compilation of each function.
1698         (__ffshi2): New function.
1699         (__stormy16_count_leading_zeros): New function.
1700         * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
1701         compile each function into its own object file.
1702         (stormy16-lib2-ashlsi3.c): New stub file.
1703         (stormy16-lib2-ashrsi3.c): New stub file.
1704         (stormy16-lib2-clzhi2.c): New stub file.
1705         (stormy16-lib2-count-leading-zeros.c): New stub file.
1706         (stormy16-lib2-ctzhi2.c): New stub file.
1707         (stormy16-lib2-divsi3.c): New stub file.
1708         (stormy16-lib2-ffshi2.c): New stub file.
1709         (stormy16-lib2-lshrsi3.c): New stub file.
1710         (stormy16-lib2-modsi3.c): New stub file.
1711         (stormy16-lib2-parityhi2.c): New stub file.
1712         (stormy16-lib2-popcounthi2.c): New stub file.
1713         (stormy16-lib2-udivmodsi4.c): New stub file.
1714         (stormy16-lib2-udivsi3.c): New stub file.
1715         (stormy16-lib2-umodsi3.c): New stub file.
1717 2009-11-27  Richard Henderson  <rth@redhat.com>
1719         * config/i386/sse.md (vec_interleave_highv16qi,
1720         vec_interleave_lowv16qi, vec_interleave_highv8hi,
1721         vec_interleave_lowv8hi, vec_interleave_highv4si,
1722         vec_interleave_lowv4si, vec_interleave_highv2di,
1723         vec_interleave_lowv2di, vec_interleave_highv4sf,
1724         vec_interleave_lowv4sf, vec_interleave_highv2df,
1725         vec_interleave_lowv2df): Remove expanders.
1726         (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
1727         sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
1728         sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
1729         Rename to their proper vec_interleave equivalent.  Update all users
1730         to the new name.
1731         * config/i386/i386.c, config/i386/i386.md: Update all users.
1733 2009-11-27  Michael Matz  <matz@suse.de>
1735         PR rtl-optimization/42084
1736         * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
1737         use it to stop walking.
1738         (expand_gimple_cond): Adjust call to above.
1740 2009-11-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1742         PR target/41810
1743         * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
1744         [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
1745         __extension__ to allow cast from function pointer to object
1746         pointer in C++.
1747         * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
1749 2009-11-27  Steven Bosscher  <steven@gcc.gnu.org>
1751         * config/ia64/itanium1.md: Remove.
1752         * config/ia64/ia64.md: Do not include it.
1753         * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
1754         "itanium1", and "merced" from the processor alias table.
1755         (clocks, add_cycles): Remove global variables.
1756         (ia64_sched_reorder2): Don't set/use them.
1757         (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
1758         (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
1760 2009-11-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1762         * config/s390/s390.c (last_scheduled_insn): New variable.
1763         (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
1764         functions.
1765         (s390_sched_reorder, s390_sched_variable_issue): New functions.
1766         (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
1767         defined.
1769 2009-11-27  Michael Matz  <matz@suse.de>
1771         PR c++/41906
1772         * tree-eh.c (lower_catch): Stop after expanding a catch-all.
1774 2009-11-27  Richard Guenther  <rguenther@suse.de>
1776         * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
1777         TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
1778         * loop-init.c (pass_rtl_move_loop_invariants): Use
1779         TV_LOOP_MOVE_INVARIANTS.
1780         (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
1781         (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
1782         (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
1784 2009-11-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1786         * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
1788 2009-11-27  Jakub Jelinek  <jakub@redhat.com>
1790         * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
1791         unused insn variable.
1792         * genemit.c (output_peephole2_scratches): Only declare and initialize
1793         _regs_allocated if it will be ever used.
1794         * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
1795         succ_bb variable.
1796         (create_empty_loop_on_edge): Remove unused freq and cnt variables.
1797         * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
1798         variable.
1800         * opts.c (decode_options): If optimize is bigger than 255,
1801         set it to 255.
1803 2009-11-26  Richard Henderson  <rth@redhat.com>
1805         * config/i386/sse.md (mulv16qi3): Change back from an expander
1806         to an insn-and-split.
1807         (mulv4si): Mention AVX not XOP for AVX exception.
1808         (*sse2_mulv4si3): Likewise.
1809         (mulv2di3): Use vmulld not vpmacsdd for XOP expansion.  Tidy.
1811 2009-11-26  Bernd Schmidt  <bernd.schmidt@analog.com>
1813         * cfgexpand (n_stack_vars_conflict): New static variable.
1814         (triangular_index): Reduce likelyhood of overflow by performing
1815         the division before the multiplication.
1816         (resize_stack_vars_conflict): Call fatal_error if overflow
1817         occurred in triangular_index.  Update n_stack_vars_conflict.
1819         PR rtl-opt/38582
1820         * regrename.c (struct du_chain): Remove member earlyclobber.
1821         (scan_rtx_reg): Don't set it.  Remove argument earlyclobber,
1822         all callers changed.
1823         (scan_rtx): Remove argument earlyclobber, all callers changed.
1824         (hide_operands, restore_operands, record_out_operands): New functions,
1825         broken out of build_def_use.
1826         (build_def_use): Call them as necessary.
1828         * regrename.c (struct du_head): New members id, conflicts,
1829         hard_conflicts and cannot_rename.
1830         (enum scan_actions): Remove terminate_all_read and
1831         terminate_overlapping_read; add mark_all_read.
1832         (scan_actions_name): Likewise.
1833         (du_head_p): New typedef.  Define a vector type for it.
1834         (id_to_chain): New static variable.
1835         (note_sets, clear_dead_regs): Delete functions.
1836         (free_chain_data): New function.
1837         (merge_overlapping_regs): Simply walk the conflicts bitmap.
1838         Remove argument B, all callers changed.
1839         (regrename_optimize): Allocate id_to_chain.  Ignore chains that have
1840         the cannot_rename bit set.  Update regno and nregs of a renamed chain.
1841         Call free_chain_data when done.
1842         (do_replace): Remove death notes when the renamed reg is set in the
1843         last insn; add them if not.
1844         (mark_conflict, note_sets_clobbers): New static function.
1845         (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1846         static variables.
1847         (scan_rtx_reg): Keep track of conflicts between chains, and between
1848         chains and hard regs.  Don't terminate chains when we find a read we
1849         can't handle, mark it unrenameable instead.  For terminate_write,
1850         terminate chains that are written with an exact match or a superset
1851         of registers.  Set fail_current_block if multi-word lifetimes are too
1852         complex to handle.
1853         (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1854         (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1855         free memory for them when done.
1856         Rearrange the steps so that earlyclobbers are noted before reads
1857         are processed.  Add new steps to keep track of hard register lifetimes
1858         outside insn operands.
1860 2009-11-26  Richard Guenther  <rguenther@suse.de>
1862         * tree-ssa-dce.c (nr_walks): New variable.
1863         (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1864         (perform_tree_ssa_dce): Init nr_walks.
1866 2009-11-26  Michael Matz  <matz@suse.de>
1868         PR tree-optimization/41905
1869         * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1870         below statements that can't fall thru.
1872 2009-11-26  Michael Matz  <matz@suse.de>
1874         * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1875         expand_builtin_sprintf): Remove.
1876         (expand_builtin): Don't call them.
1878 2009-11-26  Richard Guenther  <rguenther@suse.de>
1880         * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1882 2009-11-26  Nick Clifton  <nickc@redhat.com>
1884         * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1885         being used incorrectly.
1886         (rx_function_ok_for_sibcall): New function.  Do not allow indirect
1887         sibcalls, or sibcalls from interrupt functions.
1888         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1889         * config/rx/rx.md (sibcall): Convert to a define_expand.  Check
1890         for a MEM inside a MEM.
1891         (sibcall_value): Likewise.
1892         (sibcall_internal): New pattern containing old sibcall pattern.
1893         (sibcall_value_internal): Likewise.
1895 2009-11-25  Richard Henderson  <rth@redhat.com>
1897         * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1898         optional 3rd argument to define the mode.
1899         * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1900         (V2UDI, V4USI, V8UHI, V16UQI): New.
1901         (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1902         V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1903         V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1904         * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1905         * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1906         * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1907         (bdesc_args): Add the builtin definitions to match.
1908         (ix86_expand_builtin): Expand them.
1909         (ix86_builtin_vectorization_cost): Rename from
1910         x86_builtin_vectorization_cost.
1911         (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1912         doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1913         expand_vec_perm_blend, expand_vec_perm_vpermil,
1914         expand_vec_perm_pshufb, expand_vec_perm_1,
1915         expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1916         expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1917         expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1918         ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1919         ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1920         ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1921         TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1922         * sse.md (SSEMODE_EO): New.
1923         (vec_extract_even<mode>): Use SSEMODE_EO and
1924         ix86_expand_vec_extract_even_odd.
1925         (vec_extract_odd<mode>): Likewise.
1926         (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1927         vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1929 2009-11-25  Richard Henderson  <rth@redhat.com>
1931         * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1932         * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1933         * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1934         * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1935         the vector constant here...
1936         (vect_transform_slp_perm_load): ... do it here instead.  Validate
1937         that the permutation vector is implementable by the target.
1939 2009-11-25  Jakub Jelinek  <jakub@redhat.com>
1941         * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1942         * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1944         * print-rtl.c (print_rtx): When printing newline, append
1945         print_rtx_head and indentation after the newline.
1947         PR target/42165
1948         * config/i386/i386.c (print_operand): For 32-byte memory use
1949         YMMWORD in -masm=intel mode.  Use TBYTE instead of XWORD.
1950         * config/i386/i386.md (crc32modesuffix): Expand to nothing
1951         in -masm=intel mode.
1952         (sse4_2_crc32di): Print just crc32 instead of crc32q in
1953         -masm=intel mode.
1954         * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1955         memory operand in -masm=intel mode.
1956         * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1957         *sse2_pinsrw): Likewise.
1958         (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1959         q suffix in -masm=intel mode.
1961 2009-11-25  Eric Botcazou  <ebotcazou@adacore.com>
1963         PR target/10127
1964         PR ada/20548
1965         PR middle-end/42004
1966         * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1967         (dwarf2out_stack_adjust): ...this.  Do not adjust the arg size for
1968         ACCUMULATE_OUTGOING_ARGS targets.  Rename former version to...
1969         (dwarf2out_notice_stack_adjust): ...this.  Adjust for above renaming.
1970         (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1971         above renaming.
1972         (dwarf2out_frame_debug): Add ??? comment.  Adjust for above renaming.
1974 2009-11-25  Uros Bizjak  <ubizjak@gmail.com>
1976         * config/i386/predicates.md (emms_operation): New predicate.
1977         (vzeroupper_operation): Ditto.
1978         (vzeroall_operation): Improve pattern recognition.
1979         * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1980         (avx_vzeroupper): Change insn pattern to expander.
1981         (*avx_vzeroupper): New insn pattern.  Use vzeroupper_operation
1982         predicate.
1983         (*avx_vzeroall): Remove operands 1 and 2.
1984         * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1985         (mmx_femms): Ditto.
1986         (*mmx_emms): New insn pattern.  Use emms_operation predicate.
1987         (*mmx_femms): Ditto.
1988         * config/i386/i386.c (enum ix86_builtins)
1989         <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1990         (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1991         Remove initailization.
1992         <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1994 2009-11-25  Paul Brook  <paul@codesourcery.com>
1996         * config/arm/arm.md (consttable_4): Handle (high ...).
1998 2009-11-25  Robert Nelson  <robert.nelson@digikey.com>
1999             Richard Earnshaw  <rearnsha@arm.com>
2001         * arm.h (enum vfp_reg_type): Add VFP_NONE.
2002         * arm.c (all_fpus): Use it for floating point units that aren't based
2003         on the VFP architecture.
2004         (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
2005         enum machine_mode.
2007 2009-11-25  H.J. Lu  <hongjiu.lu@intel.com>
2009         * alias.c: Remove trailing white spaces.
2010         * alloc-pool.c: Likewise.
2011         * alloc-pool.h: Likewise.
2012         * attribs.c: Likewise.
2013         * auto-inc-dec.c: Likewise.
2014         * basic-block.h: Likewise.
2015         * bb-reorder.c: Likewise.
2016         * bt-load.c: Likewise.
2017         * builtins.c: Likewise.
2018         * builtins.def: Likewise.
2019         * c-common.c: Likewise.
2020         * c-common.h: Likewise.
2021         * c-cppbuiltin.c: Likewise.
2022         * c-decl.c: Likewise.
2023         * c-format.c: Likewise.
2024         * c-lex.c: Likewise.
2025         * c-omp.c: Likewise.
2026         * c-opts.c: Likewise.
2027         * c-parser.c: Likewise.
2028         * c-pretty-print.c: Likewise.
2029         * c-tree.h: Likewise.
2030         * c-typeck.c: Likewise.
2031         * caller-save.c: Likewise.
2032         * calls.c: Likewise.
2033         * cfg.c: Likewise.
2034         * cfganal.c: Likewise.
2035         * cfgexpand.c: Likewise.
2036         * cfghooks.c: Likewise.
2037         * cfghooks.h: Likewise.
2038         * cfglayout.c: Likewise.
2039         * cfgloop.c: Likewise.
2040         * cfgloop.h: Likewise.
2041         * cfgloopmanip.c: Likewise.
2042         * cfgrtl.c: Likewise.
2043         * cgraph.c: Likewise.
2044         * cgraph.h: Likewise.
2045         * cgraphbuild.c: Likewise.
2046         * cgraphunit.c: Likewise.
2047         * cif-code.def: Likewise.
2048         * collect2.c: Likewise.
2049         * combine.c: Likewise.
2050         * convert.c: Likewise.
2051         * coverage.c: Likewise.
2052         * crtstuff.c: Likewise.
2053         * cse.c: Likewise.
2054         * cselib.c: Likewise.
2055         * dbgcnt.c: Likewise.
2056         * dbgcnt.def: Likewise.
2057         * dbgcnt.h: Likewise.
2058         * dbxout.c: Likewise.
2059         * dce.c: Likewise.
2060         * ddg.c: Likewise.
2061         * ddg.h: Likewise.
2062         * defaults.h: Likewise.
2063         * df-byte-scan.c: Likewise.
2064         * df-core.c: Likewise.
2065         * df-problems.c: Likewise.
2066         * df-scan.c: Likewise.
2067         * df.h: Likewise.
2068         * dfp.c: Likewise.
2069         * diagnostic.c: Likewise.
2070         * diagnostic.h: Likewise.
2071         * dominance.c: Likewise.
2072         * domwalk.c: Likewise.
2073         * double-int.c: Likewise.
2074         * double-int.h: Likewise.
2075         * dse.c: Likewise.
2076         * dwarf2asm.c: Likewise.
2077         * dwarf2asm.h: Likewise.
2078         * dwarf2out.c: Likewise.
2079         * ebitmap.c: Likewise.
2080         * ebitmap.h: Likewise.
2081         * emit-rtl.c: Likewise.
2082         * et-forest.c: Likewise.
2083         * except.c: Likewise.
2084         * except.h: Likewise.
2085         * expmed.c: Likewise.
2086         * expr.c: Likewise.
2087         * expr.h: Likewise.
2088         * final.c: Likewise.
2089         * flags.h: Likewise.
2090         * fold-const.c: Likewise.
2091         * function.c: Likewise.
2092         * function.h: Likewise.
2093         * fwprop.c: Likewise.
2094         * gcc.c: Likewise.
2095         * gcov-dump.c: Likewise.
2096         * gcov-io.c: Likewise.
2097         * gcov-io.h: Likewise.
2098         * gcov.c: Likewise.
2099         * gcse.c: Likewise.
2100         * genattr.c: Likewise.
2101         * genattrtab.c: Likewise.
2102         * genautomata.c: Likewise.
2103         * genchecksum.c: Likewise.
2104         * genconfig.c: Likewise.
2105         * genflags.c: Likewise.
2106         * gengtype-parse.c: Likewise.
2107         * gengtype.c: Likewise.
2108         * gengtype.h: Likewise.
2109         * genmddeps.c: Likewise.
2110         * genmodes.c: Likewise.
2111         * genopinit.c: Likewise.
2112         * genpreds.c: Likewise.
2113         * gensupport.c: Likewise.
2114         * ggc-common.c: Likewise.
2115         * ggc-page.c: Likewise.
2116         * ggc-zone.c: Likewise.
2117         * ggc.h: Likewise.
2118         * gimple-iterator.c: Likewise.
2119         * gimple-low.c: Likewise.
2120         * gimple-pretty-print.c: Likewise.
2121         * gimple.c: Likewise.
2122         * gimple.def: Likewise.
2123         * gimple.h: Likewise.
2124         * gimplify.c: Likewise.
2125         * graphds.c: Likewise.
2126         * graphite-clast-to-gimple.c: Likewise.
2127         * gthr-nks.h: Likewise.
2128         * gthr-posix.c: Likewise.
2129         * gthr-posix.h: Likewise.
2130         * gthr-posix95.h: Likewise.
2131         * gthr-single.h: Likewise.
2132         * gthr-tpf.h: Likewise.
2133         * gthr-vxworks.h: Likewise.
2134         * gthr.h: Likewise.
2135         * haifa-sched.c: Likewise.
2136         * hard-reg-set.h: Likewise.
2137         * hooks.c: Likewise.
2138         * hooks.h: Likewise.
2139         * hosthooks.h: Likewise.
2140         * hwint.h: Likewise.
2141         * ifcvt.c: Likewise.
2142         * incpath.c: Likewise.
2143         * init-regs.c: Likewise.
2144         * integrate.c: Likewise.
2145         * ipa-cp.c: Likewise.
2146         * ipa-inline.c: Likewise.
2147         * ipa-prop.c: Likewise.
2148         * ipa-pure-const.c: Likewise.
2149         * ipa-reference.c: Likewise.
2150         * ipa-struct-reorg.c: Likewise.
2151         * ipa-struct-reorg.h: Likewise.
2152         * ipa-type-escape.c: Likewise.
2153         * ipa-type-escape.h: Likewise.
2154         * ipa-utils.c: Likewise.
2155         * ipa-utils.h: Likewise.
2156         * ipa.c: Likewise.
2157         * ira-build.c: Likewise.
2158         * ira-color.c: Likewise.
2159         * ira-conflicts.c: Likewise.
2160         * ira-costs.c: Likewise.
2161         * ira-emit.c: Likewise.
2162         * ira-int.h: Likewise.
2163         * ira-lives.c: Likewise.
2164         * ira.c: Likewise.
2165         * jump.c: Likewise.
2166         * lambda-code.c: Likewise.
2167         * lambda-mat.c: Likewise.
2168         * lambda-trans.c: Likewise.
2169         * lambda.h: Likewise.
2170         * langhooks.c: Likewise.
2171         * lcm.c: Likewise.
2172         * libgcov.c: Likewise.
2173         * lists.c: Likewise.
2174         * loop-doloop.c: Likewise.
2175         * loop-init.c: Likewise.
2176         * loop-invariant.c: Likewise.
2177         * loop-iv.c: Likewise.
2178         * loop-unroll.c: Likewise.
2179         * lower-subreg.c: Likewise.
2180         * lto-cgraph.c: Likewise.
2181         * lto-compress.c: Likewise.
2182         * lto-opts.c: Likewise.
2183         * lto-section-in.c: Likewise.
2184         * lto-section-out.c: Likewise.
2185         * lto-streamer-in.c: Likewise.
2186         * lto-streamer-out.c: Likewise.
2187         * lto-streamer.c: Likewise.
2188         * lto-streamer.h: Likewise.
2189         * lto-symtab.c: Likewise.
2190         * lto-wpa-fixup.c: Likewise.
2191         * matrix-reorg.c: Likewise.
2192         * mcf.c: Likewise.
2193         * mode-switching.c: Likewise.
2194         * modulo-sched.c: Likewise.
2195         * omega.c: Likewise.
2196         * omega.h: Likewise.
2197         * omp-low.c: Likewise.
2198         * optabs.c: Likewise.
2199         * optabs.h: Likewise.
2200         * opts-common.c: Likewise.
2201         * opts.c: Likewise.
2202         * params.def: Likewise.
2203         * params.h: Likewise.
2204         * passes.c: Likewise.
2205         * plugin.c: Likewise.
2206         * postreload-gcse.c: Likewise.
2207         * postreload.c: Likewise.
2208         * predict.c: Likewise.
2209         * predict.def: Likewise.
2210         * pretty-print.c: Likewise.
2211         * pretty-print.h: Likewise.
2212         * print-rtl.c: Likewise.
2213         * print-tree.c: Likewise.
2214         * profile.c: Likewise.
2215         * read-rtl.c: Likewise.
2216         * real.c: Likewise.
2217         * recog.c: Likewise.
2218         * reg-stack.c: Likewise.
2219         * regcprop.c: Likewise.
2220         * reginfo.c: Likewise.
2221         * regmove.c: Likewise.
2222         * regrename.c: Likewise.
2223         * regs.h: Likewise.
2224         * regstat.c: Likewise.
2225         * reload.c: Likewise.
2226         * reload1.c: Likewise.
2227         * resource.c: Likewise.
2228         * rtl.c: Likewise.
2229         * rtl.def: Likewise.
2230         * rtl.h: Likewise.
2231         * rtlanal.c: Likewise.
2232         * sbitmap.c: Likewise.
2233         * sched-deps.c: Likewise.
2234         * sched-ebb.c: Likewise.
2235         * sched-int.h: Likewise.
2236         * sched-rgn.c: Likewise.
2237         * sched-vis.c: Likewise.
2238         * sdbout.c: Likewise.
2239         * sel-sched-dump.c: Likewise.
2240         * sel-sched-dump.h: Likewise.
2241         * sel-sched-ir.c: Likewise.
2242         * sel-sched-ir.h: Likewise.
2243         * sel-sched.c: Likewise.
2244         * sel-sched.h: Likewise.
2245         * sese.c: Likewise.
2246         * sese.h: Likewise.
2247         * simplify-rtx.c: Likewise.
2248         * stack-ptr-mod.c: Likewise.
2249         * stmt.c: Likewise.
2250         * stor-layout.c: Likewise.
2251         * store-motion.c: Likewise.
2252         * stringpool.c: Likewise.
2253         * stub-objc.c: Likewise.
2254         * sync-builtins.def: Likewise.
2255         * target-def.h: Likewise.
2256         * target.h: Likewise.
2257         * targhooks.c: Likewise.
2258         * targhooks.h: Likewise.
2259         * timevar.c: Likewise.
2260         * tlink.c: Likewise.
2261         * toplev.c: Likewise.
2262         * toplev.h: Likewise.
2263         * tracer.c: Likewise.
2264         * tree-affine.c: Likewise.
2265         * tree-affine.h: Likewise.
2266         * tree-browser.def: Likewise.
2267         * tree-call-cdce.c: Likewise.
2268         * tree-cfg.c: Likewise.
2269         * tree-cfgcleanup.c: Likewise.
2270         * tree-chrec.c: Likewise.
2271         * tree-chrec.h: Likewise.
2272         * tree-complex.c: Likewise.
2273         * tree-data-ref.c: Likewise.
2274         * tree-data-ref.h: Likewise.
2275         * tree-dfa.c: Likewise.
2276         * tree-dump.c: Likewise.
2277         * tree-dump.h: Likewise.
2278         * tree-eh.c: Likewise.
2279         * tree-flow-inline.h: Likewise.
2280         * tree-flow.h: Likewise.
2281         * tree-if-conv.c: Likewise.
2282         * tree-inline.c: Likewise.
2283         * tree-into-ssa.c: Likewise.
2284         * tree-loop-distribution.c: Likewise.
2285         * tree-loop-linear.c: Likewise.
2286         * tree-mudflap.c: Likewise.
2287         * tree-nested.c: Likewise.
2288         * tree-nomudflap.c: Likewise.
2289         * tree-nrv.c: Likewise.
2290         * tree-object-size.c: Likewise.
2291         * tree-optimize.c: Likewise.
2292         * tree-outof-ssa.c: Likewise.
2293         * tree-parloops.c: Likewise.
2294         * tree-pass.h: Likewise.
2295         * tree-phinodes.c: Likewise.
2296         * tree-predcom.c: Likewise.
2297         * tree-pretty-print.c: Likewise.
2298         * tree-profile.c: Likewise.
2299         * tree-scalar-evolution.c: Likewise.
2300         * tree-ssa-address.c: Likewise.
2301         * tree-ssa-alias.c: Likewise.
2302         * tree-ssa-ccp.c: Likewise.
2303         * tree-ssa-coalesce.c: Likewise.
2304         * tree-ssa-copy.c: Likewise.
2305         * tree-ssa-copyrename.c: Likewise.
2306         * tree-ssa-dce.c: Likewise.
2307         * tree-ssa-dom.c: Likewise.
2308         * tree-ssa-dse.c: Likewise.
2309         * tree-ssa-forwprop.c: Likewise.
2310         * tree-ssa-ifcombine.c: Likewise.
2311         * tree-ssa-live.c: Likewise.
2312         * tree-ssa-live.h: Likewise.
2313         * tree-ssa-loop-ch.c: Likewise.
2314         * tree-ssa-loop-im.c: Likewise.
2315         * tree-ssa-loop-ivcanon.c: Likewise.
2316         * tree-ssa-loop-ivopts.c: Likewise.
2317         * tree-ssa-loop-manip.c: Likewise.
2318         * tree-ssa-loop-niter.c: Likewise.
2319         * tree-ssa-loop-prefetch.c: Likewise.
2320         * tree-ssa-loop-unswitch.c: Likewise.
2321         * tree-ssa-loop.c: Likewise.
2322         * tree-ssa-math-opts.c: Likewise.
2323         * tree-ssa-operands.c: Likewise.
2324         * tree-ssa-operands.h: Likewise.
2325         * tree-ssa-phiopt.c: Likewise.
2326         * tree-ssa-phiprop.c: Likewise.
2327         * tree-ssa-pre.c: Likewise.
2328         * tree-ssa-propagate.c: Likewise.
2329         * tree-ssa-reassoc.c: Likewise.
2330         * tree-ssa-sccvn.c: Likewise.
2331         * tree-ssa-sink.c: Likewise.
2332         * tree-ssa-structalias.c: Likewise.
2333         * tree-ssa-ter.c: Likewise.
2334         * tree-ssa-threadedge.c: Likewise.
2335         * tree-ssa-threadupdate.c: Likewise.
2336         * tree-ssa-uncprop.c: Likewise.
2337         * tree-ssa.c: Likewise.
2338         * tree-ssanames.c: Likewise.
2339         * tree-switch-conversion.c: Likewise.
2340         * tree-tailcall.c: Likewise.
2341         * tree-vect-data-refs.c: Likewise.
2342         * tree-vect-generic.c: Likewise.
2343         * tree-vect-loop-manip.c: Likewise.
2344         * tree-vect-loop.c: Likewise.
2345         * tree-vect-patterns.c: Likewise.
2346         * tree-vect-slp.c: Likewise.
2347         * tree-vect-stmts.c: Likewise.
2348         * tree-vectorizer.c: Likewise.
2349         * tree-vectorizer.h: Likewise.
2350         * tree-vrp.c: Likewise.
2351         * tree.c: Likewise.
2352         * tree.def: Likewise.
2353         * tree.h: Likewise.
2354         * treestruct.def: Likewise.
2355         * unwind-compat.c: Likewise.
2356         * unwind-dw2-fde-glibc.c: Likewise.
2357         * unwind-dw2.c: Likewise.
2358         * value-prof.c: Likewise.
2359         * value-prof.h: Likewise.
2360         * var-tracking.c: Likewise.
2361         * varasm.c: Likewise.
2362         * varpool.c: Likewise.
2363         * vec.c: Likewise.
2364         * vec.h: Likewise.
2365         * vmsdbgout.c: Likewise.
2366         * web.c: Likewise.
2367         * xcoffout.c: Likewise.
2369 2009-11-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2371         * pa.c (output_call): Only use sr4 for long interspace calls if
2372         call binds local and generating non PIC code.
2373         (attr_length_call): Adjust length calculation for above.
2375 2009-11-25  Uros Bizjak  <ubizjak@gmail.com>
2377         * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
2378         (add<mode>3_carry): Change operand order of plus RTX.
2379         (*add<mode>3_carry): Ditto.
2380         (*addsi3_carry_zext): Ditto.
2381         (*add<dwi>3_doubleword): Update for changed operand order.
2382         (*negti2_1 splitter): Ditto.
2383         (*negdi2_1 splitter): Ditto.
2384         (<plusminus_insn><mode>3_carry): Macroize expander from
2385         {add,sub}<mode>3_carry patterns using plusminus code iterator.
2386         (*<plusminus_insn><mode>3_carry): Macroize insn from
2387         *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
2388         (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
2389         patterns using SDWIM mode iterator.
2390         (*neg<dwi>2_doubleword): New insn_and_split pattern.  Macroize
2391         pattern from *neg{di,ti}2_1 patterns and corresponding splitters
2392         using DWIH mode iterator.
2393         (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
2394         using SWI mode iterator.
2395         (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
2396         (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
2397         patterns using SWIM mode iterator.
2398         (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
2399         patterns using SWI248 mode iterator.
2400         (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
2401         patterns using SWI mode iterator.
2402         (*one_cmpl<mode>2_2 splitter): Macroize splitter from
2403         one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
2405 2009-11-24  Michael Matz  <matz@suse.de>
2407         * expr.c (set_storage_via_libcall): Fix build_call_expr call.
2409 2009-11-24  David Binderman  <dcb314@hotmail.com>
2411         * expr.c (store_field): Remove set but not used local variable
2412         width_mask.
2413         (expand_expr_real_2): Remove treeop2.
2414         * gcse.c (update_ld_motion_stores): Remove new_rtx.
2415         * haifa-sched.c (max_issue): Remove points.
2416         (sched_create_recovery_edges): Remove e.
2417         * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
2419 2009-11-24  Nick Clifton  <nickc@redhat.com>
2421         * config/v850/v850.c (function_arg): Fix handling of zero-length
2422         function arguments.
2424 2009-11-24  Michael Matz  <matz@suse.de>
2426         * tree.h (union tree_ann_d): Don't declare.
2427         (tree_base): Remove ann field.
2428         (struct var_ann_d): Declare forward.
2429         (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
2430         (DECL_VAR_ANN_PTR): New macro.
2431         * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
2432         accept only VAR, PARM or RESULT decls.
2433         (create_tree_common_ann): Remove.
2434         (remove_referenced_var): Use DECL_VAR_ANN_PTR.
2435         * tree-eh.c (lookup_expr_eh_lp): Remove.
2436         * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
2437         DECL_VAR_ANN_PTR.
2438         (ann_type, tree_common_ann, get_tree_common_ann): Remove.
2439         * tree-flow.h (enum tree_ann_type): Remove.
2440         (struct tree_ann_common_d): Remove.
2441         (struct var_ann_d): Remove common field.
2442         (union tree_ann_d): Remove.
2443         (tree_ann_t, tree_ann_common_t): Remove typedefs.
2444         (tree_common_ann, get_tree_common_ann, ann_type,
2445         create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
2446         * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
2447         * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
2448         * builtins.c (expand_builtin_memcpy): Use
2449         currently_expanding_gimple_stmt instead of tree annotation.
2450         (expand_builtin_memset_args): Ditto.
2451         * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
2452         (expand_call_stmt): Don't set tree annotation.
2453         (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
2454         * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
2455         * gimple.h (currently_expanding_gimple_stmt): Declare.
2457 2009-11-24  Paolo Carlini  <paolo.carlini@oracle.com>
2459         * dwarf2out.c (add_location_or_const_value_attribute): Remove
2460         useless NOTE_VAR_LOCATION_STATUS call.
2461         * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
2463 2009-11-24  Rafael Avila de Espindola  <espindola@google.com>
2465         * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
2466         being called recursively.
2468 2009-11-24  Basile Starynkevitch  <basile@starynkevitch.net>
2470         * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
2471         $(MD5_H) params.def params.h prefix.h tree-inline.h.
2473 2009-11-24  Paul Brook  <paul@codesourcery.com>
2475         * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
2476         typo.
2478 2009-11-24  Julian Brown  <julian@codesourcery.com>
2479             Paul Brook  <paul@codesourcery.com>
2481         * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
2482         (arm_dwarf_register_span): New function.
2483         (arm_dbx_register_number): Add VFPv3 dwarf numbering.
2485 2009-11-24  David Binderman  <dcb314@hotmail.com>
2487         * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
2488         local variable bb_note.
2489         * dominance.c (get_dominated_by): Likewise local var n.
2490         (output_file_names): Likewise local var idx.
2491         (add_location_or_const_value_attribute): Likewise local var status.
2492         * dwarf2out.c (gen_variable_die): Likewise local var field.
2493         * emit-rtl.c (no_line_numbers): Remove.
2494         (init_emit_once): Remove line_numbers parameter.
2495         * rtl.h (init_emit_once): Adjust prototype.
2496         * toplev.c (backend_init): Adjust init_emit_once call.
2498 2009-11-24  Richard Guenther  <rguenther@suse.de>
2500         PR tree-optimization/42142
2501         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2502         Handle iv-dependent (non-)kills properly.
2503         (mark_aliased_reaching_defs_necessary): Pass the basic-block
2504         of the reference statement to mark_aliased_reaching_defs_necessary_1.
2506 2009-11-24  Martin Jambor  <mjambor@suse.cz>
2508         PR tree-optimization/42154
2509         * tree-sra.c (struct access): Added comments.
2510         (sra_modify_expr): Build references to the old aggregate with
2511         build_ref_for_offset instead of reusing access->expr.
2512         (load_assign_lhs_subreplacements): Likewise.
2514 2009-11-24  Uros Bizjak  <ubizjak@gmail.com>
2516         * config/i386/i386.md (add<mode>3_carry): Change insn pattern
2517         to expander.
2518         (sub<mode>3_carry): Ditto.
2519         (x86_mov<mode>cc_0_m1): Ditto.
2520         (*add<mode>3_carry): New insn pattern.  Use VOIDmode match_operator
2521         for ix86_carry_flag_operator operator predicate.
2522         (*sub<mode>3_carry): Ditto.
2523         (*x86_mov<mode>cc_0_m1): Ditto.
2524         (*addsi3_carry_zext): Use VOIDmode match_operator for
2525         ix86_carry_flag_operator operator predicate.
2526         (*subsi3_carry_zext): Ditto.
2527         (*x86_mov<mode>cc_0_m1_s): Ditto.
2528         (*x86_mov<mode>cc_0_m1_neg): Ditto.
2529         * config/i386/predocates.md (ix86_carry_flag_operator): Do not
2530         check operator sub-expressions for FLAGS_REG and const0_rtx.
2531         * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
2532         (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
2533         (ix86_expand_int_addcc): Update calls to
2534         gen_{add,sub}{qi,hi,si,di}3_carry.  Do not set mode of compare_op.
2535         (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
2536         Do not set mode of compare operation.
2538 2009-11-23  Jan Hubicka  <jh@suse.cz>
2540         PR middle-end/42151
2541         * ipa-inline.c (inline_transform): Avoid ICE when transform is called
2542         twice.
2544 2009-11-23  Jan Hubicka  <jh@suse.cz>
2546         * ipa-cp.c (ipcp_compute_node_scale): Work around completely
2547         wrong profile updates.
2548         * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
2549         having largest frequency.
2550         * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
2551         used uninitalized warning.
2552         * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
2553         frequencies.
2555 2009-11-23  Uros Bizjak  <ubizjak@gmail.com>
2557         * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
2558         of gen_rtx_REG to generate operand 5.
2559         (*cmp_ssub_sidi): Ditto.
2561 2009-11-23  Richard Henderson  <rth@redhat.com>
2563         * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
2564         mismatch.
2566 2009-11-23  Paul Brook  <paul@codesourcery.com>
2568         * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
2569         case for noreturn functions.
2570         (arm_compute_save_reg_mask): Remove special noreturn handling.
2572 2009-11-23  Richard Guenther  <rguenther@suse.de>
2574         * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
2575         size for DECL bases.
2577 2009-11-22  Richard Henderson  <rth@redhat.com>
2579         * i386.c (avx_vpermilp_parallel): New function.
2580         * i386-protos.h: Declare it.
2581         * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
2582         avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
2583         * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
2584         (ssescalarnum, ssedoublesizemode): Add AVX modes.
2585         (vpermilbits): Remove.
2586         (avx_vpermil<mode>): Change insns to expanders.
2587         (*avx_vpermil<mode>): New.  Use vec_select.
2589 2009-11-22  Richard Earnshaw  <rearnsha@arm.com>
2591         * opts.c (decode_options): Don't enable flag_schedule_insns
2592         when optimizing for size.
2593         * doc/invoke.texi: Document change.
2595 2009-11-22  Uros Bizjak  <ubizjak@gmail.com>
2597         PR target/42113
2598         * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2599         of scratch register to SImode.
2600         (*cmp_sadd_sidi): Ditto.
2601         (*cmp_ssub_si): Ditto.
2602         (*cmp_ssub_sidi): Ditto.
2604 2009-11-21  Ian Lance Taylor  <iant@google.com>
2606         * Makefile.in (HOST_LIBS): Move higher in file.
2607         (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
2608         is not empty, set to $(CC) and $(CFLAGS).
2610 2009-11-22  Martin Jambor  <mjambor@suse.cz>
2612         * tree-cfg.c (verify_types_in_gimple_reference): Error out on
2613         V_C_E of an SSA_NAME or an invariant if lvalue is required.
2614         (verify_gimple_call): Verify LHS also with with
2615         verify_types_in_gimple_reference.
2617 2009-11-21  Martin Jambor  <mjambor@suse.cz>
2619         PR middle-end/42025
2620         * tree-sra.c (access_precludes_ipa_sra_p): New function.
2621         (splice_param_accesses): Check all accesses by calling
2622         access_precludes_ipa_sra_p.
2623         (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
2624         not convert types if it is true.
2625         (sra_ipa_modify_assign): Convert types in case of mismatch.
2627 2009-11-21  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
2629         * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
2630         for operand 1.
2632 2009-11-21  Adam Nemet  <adambnemet@gmail.com>
2634         * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
2635         (mips_mulsidi3_gen_fn): Declare new function.
2636         * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
2637         * config/mips/mips.md (<u>mulsidi3): Change condition to use
2638         mips_mulsidi3_gen_fn.  Use mips_mulsidi3_gen_fn to generate the insn.
2639         (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
2640         (mulsidi3_64bit_dmul): New define_insn.
2642 2009-11-21  Ben Elliston  <bje@au.ibm.com>
2644         * gengtype-lex.l: Enable noinput flex option.
2645         (YY_NO_INPUT): Remove define.
2647 2009-11-21  Alexandre Oliva  <aoliva@redhat.com>
2649         * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
2650         (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
2651         (insert_debug_temps_for_defs): Handle PHI nodes.
2652         * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
2653         SSA names.
2655 2009-11-21  Alexandre Oliva  <aoliva@redhat.com>
2657         * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
2658         after remove_phi_node.
2660 2009-11-21  Alexandre Oliva  <aoliva@redhat.com>
2662         PR tree-optimization/42078
2663         * gimple.h (gimple_replace_lhs): New declaration.
2664         * gimple.c (gimple_replace_lhs): New function.
2665         * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
2666         modifying the call.
2668 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
2670         * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
2671         (xop_mulv2div2di3_low): Same.
2672         (*xop_pmacsdqh_mem): Same.
2674 2009-11-20  Richard Henderson  <rth@redhat.com>
2676         * config/i386/i386-builtin-types.awk: New file.
2677         * config/i386/i386-builtin-types.def: New file.
2678         * config/i386/t-i386: Use them to build i386-builtin-types.inc.
2679         * config/i386/i386.c: Include it.
2680         (ix86_builtin_type_tab, ix86_get_builtin_type): New.
2681         (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
2682         (struct builtin_isa): Remove GTY marker.  Replace tree type with
2683         ix86_builtin_func_type; add set_and_not_built_p.
2684         (def_builtin): Change type parameter to tcode; use
2685         ix86_get_builtin_func_type; update all callers.  Accept zero mask
2686         to mean the builtin is unconditionally available.
2687         (ix86_add_new_builtins): Use set_and_not_built_p instead of type
2688         being set to NULL.
2689         (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
2690         Update some users to rationalized enumeration codes from new include.
2691         (enum multi_arg_type): Remove.  Replace all enumeration values
2692         with defines to new ix86_builtin_func_type.
2693         (ix86_init_mmx_sse_builtins): Don't build any types here.  Defer
2694         all type resolution to def_builtin.
2695         (ix86_init_builtin_types): Split out from ...
2696         (ix86_init_builtins): ... here.  Use ix86_get_builtin_func_type.
2698 2009-11-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
2700         PR target/41787
2701         * config/rs6000/rs6000.c (struct machine_function): Revert
2702         2009-10-23 change to set VRSAVE to non-0 if we use VSX.
2703         (rs6000_expand_to_rtl_hook): Ditto.
2704         (rs6000_check_vector_mode): Ditto.
2705         (compute_vrsave_mask): Ditto.
2707 2009-11-20  Paul Brook  <paul@codesourcery.com>
2709         * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
2710         * config/arm/arm-cores.def: Add cortex-a5.
2711         * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
2712         * config/arm/arm-tune.md: Regenerate.
2714 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
2716         PR middle-end/39960
2717         * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
2718         (ref_pos): New field in structure.
2719         (insert_new_var_in_stmt): New function.
2722 2009-11-20  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2724         * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
2725         * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
2726         (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
2727         (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2728         (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2729         INT_LEAST64_TYPE): Define.
2730         (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2731         UINT_LEAST64_TYPE): Define.
2732         (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2733         INT_FAST64_TYPE): Define.
2734         (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2735         UINT_FAST64_TYPE): Define.
2736         (INTPTR_TYPE, UINTPTR_TYPE): Define.
2738 2009-11-20  Julian Brown  <julian@codesourcery.com>
2740         * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
2741         specially for Thumb-1.
2742         (ASM_OUTPUT_REG_POP): Likewise.
2744 2009-11-19  Jason Merrill  <jason@redhat.com>
2746         * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
2748 2009-11-19  Basile Starynkevitch  <basile@starynkevitch.net>
2749             Rafael Avila de Espindola  <espindola@google.com>
2751         * doc/plugins.texi (Plugin initialization): Added advices for
2752         retrieving the version of GCC at plugin compilation and loading times.
2754 2009-11-19  Basile Starynkevitch  <basile@starynkevitch.net>
2756         * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
2757         (dump_active_plugins): output to file everything. Use
2758         internationalized dump & FMT_FOR_PLUGIN_EVENT.
2760 2009-11-19  Richard Guenther  <rguenther@suse.de>
2762         * gimple.c (canonicalize_cond_expr_cond): Strip conversions
2763         around truth-valued expressions.
2764         * tree.c (free_lang_data): Untangle check for LTO frontend.
2766 2009-11-19  Jakub Jelinek  <jakub@redhat.com>
2768         * tree.c (need_assembler_name_p): Use cgraph_get_node instead
2769         of cgraph_node_for_decl.
2770         * cgraph.h (cgraph_node_for_decl): Remove prototype.
2771         * cgraph.c (cgraph_node_for_decl): Remove.
2772         (cgraph_get_node): Just return NULL if !cgraph_hash.
2774 2009-11-19  Paul Brook  <paul@codesourcery.com>
2776         * config.gcc: Add new ARM --with-fpu options.
2777         * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
2778         * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
2780 2009-11-18  Richard Guenther  <rguenther@suse.de>
2782         * gimple.h (union gimple_statement_d): Add gsmembase member.
2783         (gimple_vuse_op): Use gsmembase for access.
2784         (gimple_vdef_op): Likewise.
2785         (gimple_vuse): Likewise.
2786         (gimple_vdef): Likewise.
2787         (gimple_vuse_ptr): Likewise.
2788         (gimple_vdef_ptr): Likewise.
2789         (gimple_set_vuse): Likewise.
2790         (gimple_set_vdef): Likewise.
2791         * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
2793 2009-11-18  Daniel Jacobowitz  <dan@codesourcery.com>
2795         * doc/arm-neon-intrinsics.texi: Regenerated.
2797 2009-11-18  Daniel Jacobowitz  <dan@codesourcery.com>
2799         * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2801 2009-11-18  Paul Brook  <paul@codesourcery.com>
2802             Daniel Jacobowitz  <dan@codesourcery.com>
2804         * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
2805         (arm_arch7em): New variable.
2806         (all_architectures): Add armv7e-m.
2807         (arm_override_options): Set arm_arch7em.
2808         * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
2809         Include arm_arch7em.
2810         (arm_arch7em): Declare.
2812 2009-11-18  Richard Guenther  <rguenther@suse.de>
2814         * lto-streamer-in.c (input_gimple_stmt): Assert that we find
2815         a valid field decl if checking is enabled.
2817 2009-11-18  Martin Jambor  <mjambor@suse.cz>
2819         * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2820         (lto_ipa_fixup_call_notes): Declare.
2821         * ipa-prop.c (ipa_note_param_call): Store gimple uid.
2822         (update_call_notes_after_inlining): Copy call stmt uid to the new
2823         edge.
2824         (ipa_write_param_call_note): New function.
2825         (ipa_read_param_call_note): New function
2826         (ipa_write_node_info): Write also param call notes.  Removed a bogus
2827         comment, reformatted to fit 80 columns.
2828         (ipa_read_node_info): Read also param call notes. Removed a bogus
2829         comment.  Remove ipa_edge_args_vector growth.
2830         (lto_ipa_fixup_call_notes): New function.
2831         * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2832         * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2833         inlining regardless of flag_wpa.
2834         (cgraph_decide_inlining_of_small_functions): Likewise.
2835         (cgraph_decide_inlining): Likewise.
2836         (inline_read_summary): Likewise.
2838 2009-11-18  Jan Hubicka  <jh@suse.cz>
2840         * predict.c (compute_function_frequency): Export.
2841         * predict.h (compute_function_frequency): Declare.
2842         * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2844 2009-11-18  Martin Jambor  <mjambor@suse.cz>
2846         * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2847         on all nodes we write summaries for.
2849 2009-11-18  Shujing Zhao  <pearly.zhao@oracle.com>
2851         PR middle-end/22201
2852         * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2853         (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2854         (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2855         (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2856         (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2857         (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2858         (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2859         description string.
2861 2009-11-18  Jakub Jelinek  <jakub@redhat.com>
2863         * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2864         unnecessarily.
2865         (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2867         PR c++/3187
2868         * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2869         fields.
2870         (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2871         prototypes.
2872         * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2873         cgraph_materialize_all_clones): Handle same_body aliases.
2874         * cgraph.c (cgraph_allocate_node): New function.
2875         (cgraph_create_node): Use it.
2876         (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2877         cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2878         (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2879         functions.
2880         * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2881         (input_node): Stream in same_body aliases.
2882         * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2883         for same_body aliases.
2884         (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2886 2009-11-18  Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2888         PR other/39888
2889         * config/darwin.h: Use the extension stub libraries to access
2890         current libgcc_s features.
2892 2009-11-18  Alexandre Oliva  <aoliva@redhat.com>
2894         PR debug/41926
2895         * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2896         (vect_transform_loop): Call it.
2898 2009-11-18  Alexandre Oliva  <aoliva@redhat.com>
2900         * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2901         released SSA names.
2903 2009-11-18  Alexandre Oliva  <aoliva@redhat.com>
2905         PR debug/41888
2906         PR debug/41886
2907         * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2908         are ok.
2909         * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2910         (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2911         * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2912         (sese_bad_liveouts_use): New.
2913         (sese_reset_debug_liveouts_bb): New.
2914         (sese_build_liveouts): Use it.
2915         (rename_variables_in_stmt): Reset debug stmts rather than creating
2916         new vars for them.
2917         (expand_scalar_variable_stmt): Likewise.
2919 2009-11-18  Alexandre Oliva  <aoliva@redhat.com>
2921         * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2922         (df_ref_remove): Likewise.
2924 2009-11-17  Jan Hubicka  <jh@suse.cz>
2926         * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2927         info.
2929 2009-11-17  Eric Botcazou  <ebotcazou@adacore.com>
2931         * toplev.c (process_options): Remove dead code.
2932         * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2934 2009-11-17  Rafael Avila de Espindola  <espindola@google.com>
2936         * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2937         nodes.
2939 2009-11-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2941         PR tree-optimization/41857
2942         * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2943         TYPE's address space instead of pointer to TYPE.
2945 2009-11-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2947         * reload.c (find_reloads_address): Fix typo.
2949 2009-11-17  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2951         * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2952         registers in leaf functions if possible.
2954 2009-11-17  Maxim Kuvyrkov  <maxim@codesourcery.com>
2956         * config/m68k/m68k-devices.def: Add MCF5441x family.
2958 2009-11-17  Jan Hubicka  <jh@suse.cz>
2960         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2961         removed node.
2962         * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2964 2009-11-17  Uros Bizjak  <ubizjak@gmail.com>
2966         * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2967         nest ior expressions.
2968         (x86_64_szext_nonmemory_operand): Ditto.
2969         (call_insn_operand): Ditto.
2971 2009-11-16  Alexandre Oliva  <aoliva@redhat.com>
2973         * stmt.c (expand_asm_stmt): Get locus from stmt.
2975 2009-11-16  Alexandre Oliva  <aoliva@redhat.com>
2977         * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2978         Create the decl label for the new dest block on demand.  Require
2979         a fallthrough edge if no asm labels were redirected.
2981 2009-11-16  Uros Bizjak  <ubizjak@gmail.com>
2983         * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2984         operand 1 predicate.
2985         (cstoresi4): Ditto for operand 2.
2986         (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2987         patterns using SDWIM mode iterator.
2988         (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2989         using SWIM mode iterator.
2990         (cmpdi_1): Rename from cmpdi_1_rex64.
2991         (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2992         SWI48 mode iterator.
2993         (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2994         using SWI mode iterator.
2995         (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2996         (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2997         (*cmpqi_ext_3_insn): Make private.
2998         (*cmpqi_ext_3_insn_rex64): Make private.
2999         (cmpstrnsi): Update for renamed cmpdi_1_rex64.
3000         * config/i386/predicates.md (cmpsi_operand): Remove.
3002 2009-11-16  Paul Brook  <paul@codesourcery.com>
3004         * doc/invoke.texi: Document ARM VFPv4 based FPUs.
3005         * config/arm/arm.c (all_fpus): Add VFPv4 entries.
3007 2009-11-14  Jan Hubicka  <jh@suse.cz>
3009         * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
3010         ENTRY_BLOCK_PTR.
3011         * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
3012         zero out all callees.
3013         * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
3014         frequency and count match.
3015         * ipa-inline.c (update_noncloned_frequencies): New function.
3016         (cgraph_clone_inlined_nodes): Use it.
3017         * tree-inline.c (copy_bb): Fix frequency scaling; output
3018         diagnostic on frequency mismatches to dump file.
3019         (initialize_cfun): Do not scale frequency; fix count scaling;
3020         initialize entry and exit block frequencies; copy profile info.
3021         (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
3022         (copy_body): Use frequency_scale as argument.
3023         (expand_call_inline): Compute frequency scale and output diagnostic
3024         to dump file.
3025         (delete_unreachable_blocks_update_callgrah): Remove checking that
3026         has to be done after edge redirection.
3027         (tree_function_versioning): Update initialize_cfun and copy_body call.
3029 2009-11-14  Jan Hubicka  <jh@suse.cz>
3031         * cgraph.c (cgraph_release_function_body): Update use of
3032         ipa_transforms_to_apply.
3033         (cgraph_remove_node): Remove ipa_transforms_to_apply.
3034         * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
3035         * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
3036         copied body.
3037         (cgraph_materialize_clone): Remove original if dead.
3038         * lto-streamer-in.c (lto_read_body): Remove FIXME and
3039         ipa_transforms_to_apply hack.
3040         * function.h (struct function): Add ipa_transforms_to_apply.
3041         * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
3042         * tree-inline.c (copy_bb): Update sanity check.
3043         (initialize_cfun): Do not copy ipa_transforms_to_apply.
3044         (expand_call_inline): remove dead clone originals.
3045         (tree_function_versioning): Merge transformation queues.
3046         * passes.c (add_ipa_transform_pass): Remove.
3047         (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
3048         tracking.
3049         (execute_all_ipa_transforms): Update.
3050         (execute_one_pass): Update.
3052 2009-11-14  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
3054         PR target/21078, 21080
3055         * config/avr/avr.c (avr_return_addr_rtx): New function for
3056         builtin_return_address.
3057         (expand_prologue): Calculate stack usage.
3058         (avr_asm_function_end_prologue): Output stack size and offset label.
3059         * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
3060         (machine_function): Add stack_usage.
3061         * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
3063 2009-11-14  Anatoly Sokolov  <aesok@post.ru>
3065         * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
3066         new 'outgoing' argument.
3067         (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
3068         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3069         * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
3070         iq2000_function_value_regno_p.
3071         (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3072         * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
3073         Declare.
3075 2009-11-14  Richard Earnshaw  <rearnsha@arm.com>
3077         PR target/42031
3078         * arm.md (adddi_sesidi_di): Place tied contraint first.
3079         (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
3080         (subdi_zesidi_di, subdi_sesidi_di): Likewise.
3081         (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
3082         (mulsi3addsi, mulsi3addsi_compare0): Likewise.
3083         (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
3084         (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
3085         (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
3086         (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
3087         (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
3089 2009-11-14  Uros Bizjak  <ubizjak@gmail.com>
3091         * config/i386/predicates.md (call_register_no_elim_operand):
3092         New predicate.  Reject stack register as valid call operand
3093         for 32bit targets.
3094         (call_insn_operand): Use call_register_no_elim_operand.
3096 2009-11-13  Richard Henderson  <rth@redhat.com>
3098         * function.c (stack_protect_prologue): Don't bypass expand_expr
3099         for stack_protect_guard and guard_decl.
3100         (stack_protect_epilogue): Likewise.
3102 2009-11-13  Jan Hubicka  <jh@suse.cz>
3104         * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
3105         when to PUBLIC is set.
3107 2009-11-13  Jakub Jelinek  <jakub@redhat.com>
3109         PR middle-end/42029
3110         * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
3111         tmp_load if needed.
3113 2009-11-13  Uros Bizjak  <ubizjak@gmail.com>
3115         PR target/41900
3116         * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
3117         *call_value_1): Use "lsm" as operand 1 constraint.
3118         * config/i386/predicates.md (call_insn_operand): Depend on
3119         index_register_operand to avoid %esp register.
3121 2009-11-13  Uros Bizjak  <ubizjak@gmail.com>
3123         Revert:
3124         2009-11-03  Uros Bizjak  <ubizjak@gmail.com>
3126         PR target/41900
3127         * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3128         (TARGET_CALL_ESP): New define.
3129         * config/i386/i386.c (initial_ix86_tune_features): Initialize
3130         X86_ARCH_CALL_ESP.
3131         * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3132         *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3133         *call_1, *call_value_pop_1 and *call_value_1.  Depend on
3134         TARGET_CALL_ESP.
3135         (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3136         New patterns, use "lsm" as operand 1 constraint.
3137         * config/i386/predicates.md (call_insn_operand): Depend on
3138         index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3140 2009-11-13  Jason Merrill  <jason@redhat.com>
3142         PR debug/26965
3143         * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
3144         Don't emit a second declaration at any scope.
3146 2009-11-13  Andrey Belevantsev  <abel@ispras.ru>
3148         PR rtl-optimization/41697
3149         * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
3150         a conditional jump has a single successor.
3152 2009-11-13  Andrey Belevantsev  <abel@ispras.ru>
3154         * sched-deps.c (init_deps): New parameter lazy_reg_last.  Don't
3155         allocate reg_last when in case lazy_reg_last is true.
3156         (init_deps_reg_last): New.
3157         (free_deps): When max_reg is 0, this context is already freed.
3158         * sched-int.h (init_deps_reg_last): Export.
3159         (init_deps): Update prototype.
3160         * sched-ebb.c (schedule_ebb): Update the call to init_deps.
3161         * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
3162         * ddg.c (build_intra_loop_deps): Likewise.
3163         * sel-sched-ir.c (copy_deps_context, create_deps_context,
3164         reset_deps_context, deps_init_id): Likewise.
3165         (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
3166         (free_data_for_scheduled_insn): New, break down from ...
3167         (free_first_time_insn_data): ... here.
3168         (has_dependence_p): Allocate reg_last now, when it is needed.
3169         (extend_insn_data): When maximal LUID is big enough, allocate
3170         per-insn data in smaller chunks.
3171         * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
3172         * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
3173         in scheduled insn.
3175 2009-11-13  Uros Bizjak  <ubizjak@gmail.com>
3177         * config/i386/i386.md (call_value): Fix comment.
3178         (sibcall_value): Ditto.
3180 2009-11-13  Eric Botcazou  <ebotcazou@adacore.com>
3182         * config/i386/linux-unwind.h (x86_frob_update_context): New function.
3183         (MD_FROB_UPDATE_CONTEXT): Define.
3185 2009-11-12  Eric Botcazou  <ebotcazou@adacore.com>
3186             Laurent GUERBY  <laurent@guerby.net>
3188         * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
3189         Do not schedule an %sp restore.  Compensate for RETURN_ADDR_OFFSET.
3190         (sparc_fallback_frame_state): Tidy.  Compensate for RETURN_ADDR_OFFSET.
3192 2009-11-12  Jan Hubicka  <jh@suse.cz>
3194         * ipa.c (function_and_variable_visibility): Fix my accidentail commit
3195         and clear DECL_COMMON on localized declarations.
3197 2009-11-12  Bernd Schmidt  <bernd.schmidt@analog.com>
3199         PR rtl-opt/38582
3200         * regrename.c (struct du_head): New structure; some elements moved
3201         from...
3202         (struct du_chain): ... this one.
3203         (open_chains, closed_chains): Now of type struct du_head *.
3204         (do_replace): Accept du_head argument, not du_chain.  All callers
3205         changed.  Modified code to match new data structures.
3206         (build_def_use): Return a list of du_head structures.  Modified code
3207         to match new data structures.
3208         (dump_def_use_chain): Accept du_head argument, not du_chain.  All
3209         callers changed.  Modified code to match new data structures.
3210         (merge_overlapping_regs): Accept du_head argument, not du_chain.  All
3211         callers changed.  Modified code to match new data structures.
3212         (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
3213         Allocate a du_head structure as well as a du_chain when creating a
3214         new chain.  Modified other code to match new data structures.
3216 2009-11-12  Jan Hubicka  <jh@suse.cz>
3218         * cgraph.h (varpool_node_name): Declare.
3219         * cgraphunit.c (process_function_and_variable_attributes): Set
3220         force_output flag on used variables.
3221         * ipa.c (function_and_variable_visibility): Dump externally visible
3222         and needed variables.
3223         * varpool.c (varpool_node_name): Export.
3224         (decide_is_variable_needed): Check COMDAT for externally visible vars;
3225         ignore needed flag.
3227 2009-11-12  Uros Bizjak  <ubizjak@gmail.com>
3229         PR middle-end/41930
3230         * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
3231         processing if XEXP (x, i) is NULL.
3233 2009-11-12  Jan Hubicka  <jh@suse.cz>
3235         * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
3236         imply PUBLIC || EXTERNAL.
3238 2009-11-11  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
3240         PR middle-end/41440
3241         * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
3242         single successor block, ending with jump created by RTL expander.
3244 2009-11-11  Jan Hubicka  <jh@suse.cz>
3246         PR middle-end/41729
3247         * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
3248         and WEAK variables at -fwhole-program.
3250         PR middle-end/41735
3251         * ipa.c (whole_program_function_and_variable_visility): COMDAT
3252         functions/variables are not needed even if they are externally visible.
3254 2009-11-11  Jan Hubicka  <jh@suse.cz>
3256         (patch by Richard Guenther)
3257         * lto-streamer-out.c (output_function): Output head of argument list
3258         earlier.
3259         * lto-streamer-in.c (input_function): Re-map arguments into merged
3260         declaration.
3262 2009-11-11  Jan Hubicka  <jh@suse.cz>
3264         * lto-cgraph.c: Include gcov-io.h
3265         (output_profile_summary): New function.
3266         (output_cgraph): Use it.
3267         (input_profile_summary): New function.
3268         (input_cgraph): Use it.
3269         * coverage.c (build_ctr_info_value): Use varpool; initalize
3270         DECL_ASSEMBLER_NAME.
3271         (create_coverage): Likewise.
3272         * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
3273         (tree_init_edge_profiler): Likewise.
3274         * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
3276 2009-11-11  Kai Tietz  <kai.tietz@onevision.com>
3278         * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
3279         * c-pragma.c (def_pragma_macro_value): Likewise.
3280         (def_pragma_macro): Likewise.
3281         (pushed_macro_table): Likewise.
3282         (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
3283         * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
3285 2009-11-11  Basile Starynkevitch  <basile@starynkevitch.net>
3287         * doc/plugins.texi (Registering custom attributes): section
3288         renamed as (Registering custom attributes or pragmas).
3289         Mentions custom attributes & pragmas, and c_register_pragma, with
3290         a small example.
3291         * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
3292         pragmas.
3293         * doc/extend.texi (Function Attributes): Mentions that plugin can
3294         provide their attributes.
3296 2009-11-11  Jon Beniston  <jon@beniston.com>
3298         * config.gcc: Add lm32 elf and uclinux targets.
3299         * config/lm32: New directory.
3300         * config/lm32/lm32.c: New file.
3301         * config/lm32/lm32.h: New file.
3302         * config/lm32/lm32.md: New file.
3303         * config/lm32/lm32.opt: New file.
3304         * config/lm32/lm32-protos.h: New file.
3305         * config/lm32/constraints.md: New file.
3306         * config/lm32/predicates.md: New file.
3307         * config/lm32/sfp-machine.h: New file.
3308         * config/lm32/t-fprules-softfp: New file.
3309         * config/lm32/uclinux-elf.h: New file.
3310         * doc/invoke.texi: Document lm32 options.
3311         * doc/contrib.texi: Document lm32 porter.
3312         * doc/install.texi: Document lm32 targets.
3314 2009-11-11  Martin Jambor  <mjambor@suse.cz>
3316         PR lto/41932
3317         * ipa-prop.c (ipa_update_after_lto_read): Call
3318         ipa_check_create_node_params and ipa_check_create_edge_args.  Also
3319         call ipa_initialize_node_params instead of ipa_populate_param_decls.
3321 2009-11-11  Daniel Jacobowitz  <dan@codesourcery.com>
3323         * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
3324         (neon_expand_vector_init): Use them.  Also handle non-constant
3325         vectors with identical elements and vectors with only one
3326         non-constant element.
3327         (arm_print_operand): Handle 'y' modifier.
3328         * config/arm/arm-protos.h (neon_make_constant): Declare.
3329         * config/arm/neon.md (neon_vdup_n<mode>): Split into two
3330         patterns.  Use VX instead of VDQW for the first one.  Allow
3331         a VFP alternative and V32 modes for the second one.
3332         * config/arm/neon.ml (shape_elt): Add Alternatives.
3333         (ops): Use Alternatives for vdup lane instructions.
3334         * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
3335         * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
3337 2009-11-11  Daniel Jacobowitz  <dan@codesourcery.com>
3339         * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
3340         operands.
3341         (movti, mov<mode>): Call force_reg on one operand if required.
3342         * config/arm/vec-common.md (mov<mode>): Likewise.
3344 2009-11-11  Daniel Jacobowitz  <dan@codesourcery.com>
3346         * config/arm/arm.c (arm_override_options): Enable scheduling for
3347         Thumb-2.
3349 2009-11-10  Eric Botcazou  <ebotcazou@adacore.com>
3351         PR target/10127
3352         PR ada/20548
3353         * expr.h (anti_adjust_stack_and_probe): Declare.
3354         * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
3355         parameter and rewrite head comment.
3356         (allocate_dynamic_stack_space): Adjust call to above function.
3357         * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
3359         * tree.h (dwarf2out_args_size): Delete.
3360         * dwarf2out.c (dwarf2out_args_size): Make static and move around.
3361         (dwarf2out_args_size_adjust): Delete prototype and move around.
3362         (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
3363         ACCUMULATE_OUTGOING_ARGS targets.
3365 2009-11-10  Eric Botcazou  <ebotcazou@adacore.com>
3367         * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
3368         DECL_SIZE of DECL_RESULT before evaluating it.
3370 2009-11-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3372         PR tree-optimization/41987
3373         * fold-const.c (const_binop): Avoid using fold_buildN().
3375 2009-11-10  Martin Jambor  <mjambor@suse.cz>
3377         * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
3378         (execute_all_ipa_stmt_fixups): Declare.
3379         * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
3380         * ipa-inline.c (pass_ipa_inline): Likewise.
3381         * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
3382         * ipa-reference.c (pass_ipa_reference): Likewise.
3383         * ipa.c (pass_ipa_whole_program_visibility): Likewise.
3384         * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
3385         (pass_ipa_lto_finish_out): Likewise.
3386         * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
3387         * passes.c (execute_ipa_stmt_fixups): New function.
3388         (execute_all_ipa_stmt_fixups): New function.
3389         * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
3391 2009-11-10  Eric Botcazou  <ebotcazou@adacore.com>
3393         PR ada/20548
3394         * explow.c (probe_stack_range): Fix typo.
3395         * config/sparc/sparc.md (probe_stack): New expander.
3397 2009-11-09  Dave Korn  <dave.korn.cygwin@gmail.com>
3399         * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
3401 2009-11-09  Jason Merrill  <jason@redhat.com>
3403         * gdbinit.in (pgq): New function for printing gimple sequence.
3405 2009-11-09  Paul Brook  <paul@codesourcery.com>
3406             Daniel Jacobowitz  <dan@codesourcery.com>
3407             Sandra Loosemore  <sandra@codesourcery.com>
3409         * doc/extend.texi (Half-Precision): Update wording to reflect
3410         that there are now multiple -mfpu options that enable fp16
3411         hardware support.
3412         * doc/invoke.texi: Update list of ARM -mfpu= options.
3413         * config.gcc: Update ARM --with-fpu option list.
3414         * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
3415         vfpv3xd and vfpv3xd-fp16.
3416         (use_vfp_abi): New function.
3417         (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
3418         when undesirable.
3419         (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
3420         aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
3421         (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
3422         arm_9e_rtx_costs): Only expect double-precision operations if the FPU
3423         provides them.
3424         (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
3425         NEON.
3426         (arm_print_operand): Handle 'p' modifier.
3427         (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
3428         TARGET_FP16.
3429         * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
3430         (TARGET_FP16): Define.
3431         * config/arm/vfp.md: Disable double-precision patterns if the FPU
3432         does not provide them.
3433         (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
3434         double-precision values on a single-precision FPU.
3435         (movdf_vfp, thumb2_movdf_vfp): Likewise.  Use "Dy" for
3436         double-precision constants.
3437         (movhf_vfp_neon): New pattern (was movhf_vfp).
3438         (movhf_vfp): Remove NEON instructions.
3439         * config/arm/constraints.md: Add new "Dy" constraint for
3440         double-precision constants.  Update description of "Dv".
3441         * config/arm/arm.md: Disable double-precision patterns if the FPU
3442         does not provide them
3444 2009-11-09  Jakub Jelinek  <jakub@redhat.com>
3446         * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
3447         (print_operand) <case 'Y'>: Likewise.  Fix a pasto in operand lossage
3448         diagnostics.
3450 2009-11-08  H.J. Lu  <hongjiu.lu@intel.com>
3452         * collect2.c (main): Search PLUGIN_LD for plugin linker.
3454         * configure.ac (--with-plugin-ld): New.  Default to ld.
3455         * configure: Regenerated.
3456         * config.in: Likewise.
3458         * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
3459         (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
3461 2009-11-08  Jonathan Gray  <jsg@openbsd.org>
3463         * config/openbsd-stdint.h: Change to reflect what
3464         c_common_nodes_and_builtins expects.
3466 2009-11-08  Paolo Carlini  <paolo.carlini@oracle.com>
3468         * builtins.c (apply_args_reg_offset): Remove commented out delaration.
3470 2009-11-08  Jakub Jelinek  <jakub@redhat.com>
3472         PR target/41985
3473         * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
3474         function contains at least one local dynamic name.
3475         (print_operand) <case '&'>: Instead output operand lossage diagnostics
3476         here if that happens.
3478 2009-11-08  Zbigniew Chamski  <zbigniew.chamski@gmail.com>
3479             Joern Rennecke  <amylaar@spamcop.net>
3481         * cfgrtl.c (pass_free_cfg): Add pass name.
3482         * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
3483         (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
3484         * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
3485         * df-core.c (pass_df_initialize_no_opt): Likewise.
3486         * except.c (pass_rtl_eh): Likewise.
3487         * function.c (pass_init_function, pass_leaf_regs): Likewise.
3488         * gcse.c (pass_rtl_pre): Change pass name.
3489         * passes.c (pass_postreload): Add pass name.
3490         (make_pass_instance): Don't use duplicate-tracking logic for
3491         names starting with '*'.
3492         (next_pass_1): Assert that pass has a name.
3493         (register_one_dump_file): If there is an space in the name,
3494         skip past it.
3495         * predict.c (pass_strip_predict_hints): Add pass name.
3496         * reg-stack.c (pass_stack_regs): Likewise.
3497         * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3498         * tree-cfg.c (pass_warn_function_return,
3499         pass_warn_function_noreturn): Add pass name.
3500         * tree-dfa.c (pass_referenced_vars): Likewise.
3501         * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
3502         Fix whitespace before comment.
3503         (pass_fixup_cfg): Add pass name, fix whitespace before comment.
3504         (pass_init_datastructures): Add pass name.
3505         * tree-ssa-loop.c (pass_record_bounds): Likewise.
3506         * tree-ssa.c (pass_early_warn_uninitialized,
3507         pass_late_warn_uninitialized): Likewise.
3508         * tree.c (pass_ipa_free_lang_data): Likewise.
3509         * doc/passes.texi (pass manager): Document how to disambiguate
3510         pass names.
3512 2009-11-08  Paolo Bonzini  <bonzini@gnu.org>
3514         * df-problems.c: Fix documentation for forward simulation of LR.
3515         (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
3516         (df_simulate_finalize_forwards): Remove.
3517         * df.h (df_simulate_finalize_forwards): Remove.
3519 2009-11-08  Richard Guenther  <rguenther@suse.de>
3521         * tree-ssa-structalias.c (build_succ_graph): Properly make
3522         variables escape if they are stored to anything.
3524 2009-11-08  Richard Guenther  <rguenther@suse.de>
3526         PR rtl-optimization/41928
3527         * loop-invariant.c (free_loop_data): If we didn't allocate
3528         loop data do not try to free it.
3530 2009-11-07  Jason Merrill  <jason@redhat.com>
3532         * tree.c (reconstruct_complex_type): Preserve attributes.
3534 2009-11-07  Richard Guenther  <rguenther@suse.de>
3536         * tree-ssa-structalias.c (build_succ_graph): Feed stores
3537         to anything only to variables that can take pointers.
3538         (get_constraint_for_ssa_var): Properly exclude full
3539         variables from expanding.
3540         (first_vi_for_offset): Avoid overflow in arithmetic.
3541         (first_or_preceding_vi_for_offset): Likewise.
3542         (count_num_arguments): Fix implementation.
3543         (gate_ipa_pta): Do not run when not optimizing.
3545 2009-11-07  David Binderman <dcb314@hotmail.com>
3547         * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
3548         expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
3549         set but not used variables.
3550         (apply_args_reg_offset): Comment out as unused.
3551         * calls.c (flags_from_decl_or_type): Likewise.
3552         * genautomata.c (check_regexp_units_distribution): Likewise.
3554 2009-11-07  Uros Bizjak  <ubizjak@gmail.com>
3556         * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
3557         xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
3558         *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
3559         xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
3560         xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
3561         xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
3562         operand alternatives.
3564 2009-11-06  Michael Matz  <matz@suse.de>
3566         PR middle-end/41963
3567         * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
3568         of a potential reciprocal to really be reciprocals.
3570 2009-11-06  Jakub Jelinek  <jakub@redhat.com>
3572         * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
3573         lwpintrin.h after immintrin.h.
3574         * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
3575         typedefs.
3577         PR middle-end/41935
3578         * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
3579         or non-constant index, allow index one past the last element and
3580         allow exceeding array bound in arrays that might be used as flexible
3581         array members.
3583 2009-11-05  Richard Henderson  <rth@redhat.com>
3585         * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
3587 2009-11-05  Paul Brook  <paul@codesourcery.com>
3589         * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
3590         (arm_fpu_desc): New.
3591         (all_fpus): Add FPU details.
3592         (fp_model_for_fpu): Remove.
3593         (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
3594         (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
3595         (arm_file_start): Use arm_fpu_desc.
3596         * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
3597         TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
3598         arm_fpu_desc.
3599         (TARGET_FPA_EMU2): Define.
3600         (arm_fp_model, fputype, arm_fpu_tune): Remove.
3601         (vfp_reg_type, arm_fpu_desc): New.
3602         * config/arm/arm.md (attr fpu): Simplify.
3603         * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
3604         * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
3605         * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
3606         * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
3607         * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
3609 2009-11-05  Michael Matz  <matz@suse.de>
3611         * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
3612         on TARGET_RECIP.
3613         * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
3614         for 1/sqrtf.
3616 2009-11-04  Jason Merrill  <jason@redhat.com>
3618         PR c++/36912
3619         * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
3620         or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
3621         (output_constant): Avoid crash after error.
3623 2009-11-05  Martin Jambor  <mjambor@suse.cz>
3625         * tree-sra.c (struct access): Changed comment of next_sibling field.
3626         (analyze_modified_params): Loop over accesses of a group rather than
3627         over all with the ame base, pass a common bitmap to
3628         walk_aliased_vdefs.
3629         (unmodified_by_ref_scalar_representative): Build link lists of
3630         accesses of a group.
3631         (splice_param_accesses): Likewise.
3633 2009-11-04  Kenneth Zadeck  <zadeck@naturalbridge.com>
3635         * df-scan.c (df-uses-record): Add case zero_extract of mem.
3637 2009-11-04  Eric Botcazou  <ebotcazou@adacore.com>
3639         PR target/10127
3640         PR ada/20548
3641         * config/i386/i386.md (probe_stack): New expander.
3642         (logical operation peepholes): Do not split stack checking probes.
3644 2009-11-04  Harsha Jagasia  <harsha.jagasia@amd.com>
3645             Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3647         * doc/invoke.texi (-mlwp): Add documentation.
3648         * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
3649         * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
3650         (x86_64-*-*): Ditto.
3651         * config/i386/lwpintrin.h: New file, provide x86 compiler
3652         intrinisics for LWP.
3653         * config/i386/cpuid.h (bit_LWP): Define LWP bit.
3654         * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
3655         * config/i386/i386-c.c (ix86_target_macros_internal): Check
3656         ISA_FLAG for LWP.
3657         * config/i386/i386.h (TARGET_LWP): New macro for LWP.
3658         * config/i386/i386.opt (-mlwp): New switch for LWP support.
3659         * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
3660         (OPTION_MASK_ISA_LWP_UNSET): New.
3661         (ix86_handle_option): Handle -mlwp.
3662         (isa_opts): Handle -mlwp.
3663         (enum pta_flags): Add PTA_LWP.
3664         (override_options): Add LWP support.
3665         (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
3666         (IX86_BUILTIN_LLWPCB32): Ditto.
3667         (IX86_BUILTIN_LLWPCB64): Ditto.
3668         (IX86_BUILTIN_SLWPCB16): Ditto.
3669         (IX86_BUILTIN_SLWPCB32): Ditto.
3670         (IX86_BUILTIN_SLWPCB64): Ditto.
3671         (IX86_BUILTIN_LWPVAL16): Ditto.
3672         (IX86_BUILTIN_LWPVAL32): Ditto.
3673         (IX86_BUILTIN_LWPVAL64): Ditto.
3674         (IX86_BUILTIN_LWPINS16): Ditto.
3675         (IX86_BUILTIN_LWPINS32): Ditto.
3676         (IX86_BUILTIN_LWPINS64): Ditto.
3677         (enum  ix86_special_builtin_type): Add LWP intrinsic support.
3678         (builtin_description): Ditto.
3679         (ix86_init_mmx_sse_builtins): Ditto.
3680         (ix86_expand_special_args_builtin): Ditto.
3681         * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
3682         LWP support.
3683         (UNSPEC_SLWP_INTRINSIC): Ditto.
3684         (UNSPECV_LWPVAL_INTRINSIC): Ditto.
3685         (UNSPECV_LWPINS_INTRINSIC): Ditto.
3686         (lwp_llwpcbhi1): New lwp pattern.
3687         (lwp_llwpcbsi1): Ditto.
3688         (lwp_llwpcbdi1): Ditto.
3689         (lwp_slwpcbhi1): Ditto.
3690         (lwp_slwpcbsi1): Ditto.
3691         (lwp_slwpcbdi1): Ditto.
3692         (lwp_lwpvalhi3): Ditto.
3693         (lwp_lwpvalsi3): Ditto.
3694         (lwp_lwpvaldi3): Ditto.
3695         (lwp_lwpinshi3): Ditto.
3696         (lwp_lwpinssi3): Ditto.
3697         (lwp_lwpinsdi3): Ditto.
3699 2009-11-04  Andrew Pinski  <andrew_pinski@playstation.sony.com>
3700             Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3702         PR rtl-opt/41833
3703         * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
3704         a vec_duplicate.
3706 2009-11-04  Richard Guenther  <rguenther@suse.de>
3707             Rafael Avila de Espindola  <espindola@google.com>
3709         * gcc.c (process_command): Handle arguments name@offset.
3711 2009-11-04  Harsha Jagasia  <harsha.jagasia@amd.com>
3712             Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3714         * config.gcc (i[34567]86-*-*): Include xopintrin.h.
3715         (x86_64-*-*): Ditto.
3716         * config/i386/xopintrin.h: New file, provide common x86 compiler
3717         intrinisics for XOP.
3718         * config/i386/cpuid.h (bit_XOP): Define XOP bit.
3719         * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
3720         * config/i386/i386-c.c(ix86_target_macros_internal): Check
3721         ISA_FLAG for XOP.
3722         * config/i386/i386.h(TARGET_XOP): New macro for XOP.
3723         * config/i386/i386.opt (-mxop): New switch for XOP support.
3724         * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
3725         (UNSPEC_XOP_TRUEFALSE)
3726         (UNSPEC_XOP_PERMUTE)
3727         (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
3728         (PPERM_*): New constants for vpperm instruction.
3729         (xop_pcmov_<mode>): Add XOP conditional mov instructions.
3730         * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
3731         (OPTION_MASK_ISA_XOP_UNSET): New.
3732         (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
3733         (ix86_handle_option): Handle -mxop.
3734         (isa_opts): Handle -mxop.
3735         (enum pta_flags): Add PTA_XOP.
3736         (override_options): Add XOP support.
3737         (print_operand): Add code for XOP compare instructions.
3738         (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
3739         (ix86_expand_int_vcond): Extend for XOP compare instruction.
3741         (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
3742         (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
3743         (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
3744         (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
3745         (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
3746         (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
3747         (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
3749         (IX86_BUILTIN_VPCMOV256): Ditto.
3750         (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
3751         (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
3752         (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
3753         (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
3754         (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
3755         (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
3757         (IX86_BUILTIN_VPPERM): Ditto.
3759         (IX86_BUILTIN_VPMACSSWW): Ditto.
3760         (IX86_BUILTIN_VPMACSWW): Ditto.
3761         (IX86_BUILTIN_VPMACSSWD): Ditto.
3762         (IX86_BUILTIN_VPMACSWD): Ditto.
3763         (IX86_BUILTIN_VPMACSSDD): Ditto.
3764         (IX86_BUILTIN_VPMACSDD): Ditto.
3765         (IX86_BUILTIN_VPMACSSDQL): Ditto.
3766         (IX86_BUILTIN_VPMACSSDQH): Ditto.
3767         (IX86_BUILTIN_VPMACSDQL): Ditto.
3768         (IX86_BUILTIN_VPMACSDQH): Ditto.
3769         (IX86_BUILTIN_VPMADCSSWD): Ditto.
3770         (IX86_BUILTIN_VPMADCSWD): Ditto.
3772         (IX86_BUILTIN_VPHADDBW): Ditto.
3773         (IX86_BUILTIN_VPHADDBD): Ditto.
3774         (IX86_BUILTIN_VPHADDBQ): Ditto.
3775         (IX86_BUILTIN_VPHADDWD): Ditto.
3776         (IX86_BUILTIN_VPHADDWQ): Ditto.
3777         (IX86_BUILTIN_VPHADDDQ): Ditto.
3778         (IX86_BUILTIN_VPHADDUBW): Ditto.
3779         (IX86_BUILTIN_VPHADDUBD): Ditto.
3780         (IX86_BUILTIN_VPHADDUBQ): Ditto.
3781         (IX86_BUILTIN_VPHADDUWD): Ditto.
3782         (IX86_BUILTIN_VPHADDUWQ): Ditto.
3783         (IX86_BUILTIN_VPHADDUDQ): Ditto.
3784         (IX86_BUILTIN_VPHSUBBW): Ditto.
3785         (IX86_BUILTIN_VPHSUBWD): Ditto.
3786         (IX86_BUILTIN_VPHSUBDQ): Ditto.
3788         (IX86_BUILTIN_VPROTB): Ditto.
3789         (IX86_BUILTIN_VPROTW): Ditto.
3790         (IX86_BUILTIN_VPROTD): Ditto.
3791         (IX86_BUILTIN_VPROTQ): Ditto.
3792         (IX86_BUILTIN_VPROTB_IMM): Ditto.
3793         (IX86_BUILTIN_VPROTW_IMM): Ditto.
3794         (IX86_BUILTIN_VPROTD_IMM): Ditto.
3795         (IX86_BUILTIN_VPROTQ_IMM): Ditto.
3797         (IX86_BUILTIN_VPSHLB): Ditto.
3798         (IX86_BUILTIN_VPSHLW): Ditto.
3799         (IX86_BUILTIN_VPSHLD): Ditto.
3800         (IX86_BUILTIN_VPSHLQ): Ditto.
3801         (IX86_BUILTIN_VPSHAB): Ditto.
3802         (IX86_BUILTIN_VPSHAW): Ditto.
3803         (IX86_BUILTIN_VPSHAD): Ditto.
3804         (IX86_BUILTIN_VPSHAQ): Ditto.
3806         (IX86_BUILTIN_VFRCZSS): Ditto.
3807         (IX86_BUILTIN_VFRCZSD): Ditto.
3808         (IX86_BUILTIN_VFRCZPS): Ditto.
3809         (IX86_BUILTIN_VFRCZPD): Ditto.
3810         (IX86_BUILTIN_VFRCZPS256): Ditto.
3811         (IX86_BUILTIN_VFRCZPD256): Ditto.
3813         (IX86_BUILTIN_VPCOMEQUB): Ditto.
3814         (IX86_BUILTIN_VPCOMNEUB): Ditto.
3815         (IX86_BUILTIN_VPCOMLTUB): Ditto.
3816         (IX86_BUILTIN_VPCOMLEUB): Ditto.
3817         (IX86_BUILTIN_VPCOMGTUB): Ditto.
3818         (IX86_BUILTIN_VPCOMGEUB): Ditto.
3819         (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3820         (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3822         (IX86_BUILTIN_VPCOMEQUW): Ditto.
3823         (IX86_BUILTIN_VPCOMNEUW): Ditto.
3824         (IX86_BUILTIN_VPCOMLTUW): Ditto.
3825         (IX86_BUILTIN_VPCOMLEUW): Ditto.
3826         (IX86_BUILTIN_VPCOMGTUW): Ditto.
3827         (IX86_BUILTIN_VPCOMGEUW): Ditto.
3828         (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3829         (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3831         (IX86_BUILTIN_VPCOMEQUD): Ditto.
3832         (IX86_BUILTIN_VPCOMNEUD): Ditto.
3833         (IX86_BUILTIN_VPCOMLTUD): Ditto.
3834         (IX86_BUILTIN_VPCOMLEUD): Ditto.
3835         (IX86_BUILTIN_VPCOMGTUD): Ditto.
3836         (IX86_BUILTIN_VPCOMGEUD): Ditto.
3837         (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3838         (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3840         (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3841         (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3842         (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3843         (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3844         (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3845         (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3846         (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3847         (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3849         (IX86_BUILTIN_VPCOMEQB): Ditto.
3850         (IX86_BUILTIN_VPCOMNEB): Ditto.
3851         (IX86_BUILTIN_VPCOMLTB): Ditto.
3852         (IX86_BUILTIN_VPCOMLEB): Ditto.
3853         (IX86_BUILTIN_VPCOMGTB): Ditto.
3854         (IX86_BUILTIN_VPCOMGEB): Ditto.
3855         (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3856         (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3858         (IX86_BUILTIN_VPCOMEQW): Ditto.
3859         (IX86_BUILTIN_VPCOMNEW): Ditto.
3860         (IX86_BUILTIN_VPCOMLTW): Ditto.
3861         (IX86_BUILTIN_VPCOMLEW): Ditto.
3862         (IX86_BUILTIN_VPCOMGTW): Ditto.
3863         (IX86_BUILTIN_VPCOMGEW): Ditto.
3864         (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3865         (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3867         (IX86_BUILTIN_VPCOMEQD): Ditto.
3868         (IX86_BUILTIN_VPCOMNED): Ditto.
3869         (IX86_BUILTIN_VPCOMLTD): Ditto.
3870         (IX86_BUILTIN_VPCOMLED): Ditto.
3871         (IX86_BUILTIN_VPCOMGTD): Ditto.
3872         (IX86_BUILTIN_VPCOMGED): Ditto.
3873         (IX86_BUILTIN_VPCOMFALSED): Ditto.
3874         (IX86_BUILTIN_VPCOMTRUED): Ditto.
3876         (IX86_BUILTIN_VPCOMEQQ): Ditto.
3877         (IX86_BUILTIN_VPCOMNEQ): Ditto.
3878         (IX86_BUILTIN_VPCOMLTQ): Ditto.
3879         (IX86_BUILTIN_VPCOMLEQ): Ditto.
3880         (IX86_BUILTIN_VPCOMGTQ): Ditto.
3881         (IX86_BUILTIN_VPCOMGEQ): Ditto.
3882         (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3883         (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3885         (enum multi_arg_type): New enum for describing the various XOP
3886         intrinsic argument types.
3887         (bdesc_multi_arg): New table for XOP intrinsics.
3888         (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3889         (ix86_expand_multi_arg_builtin): New function for creating XOP
3890         intrinsics.
3892         * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3893         (xop_pmacsww): Ditto.
3894         (xop_pmacssww): Ditto.
3895         (xop_pmacsdd): Ditto.
3896         (xop_pmacssdd): Ditto.
3897         (xop_pmacssdql): Ditto.
3898         (xop_pmacssdqh): Ditto.
3899         (xop_pmacsdql): Ditto.
3900         (xop_pmacsdql_mem): Ditto.
3901         (xop_mulv2div2di3_low): Ditto.
3902         (xop_pmacsdqh): Ditto.
3903         (xop_pmacsdqh_mem): Ditto.
3904         (xop_mulv2div2di3_high): Ditto.
3905         (xop_pmacsswd): Ditto.
3906         (xop_pmacswd): Ditto.
3907         (xop_pmadcsswd): Ditto.
3908         (xop_pmadcswd): Ditto.
3909         (xop_pcmov_<mode>): Ditto.
3910         (xop_pcmov_<mode>256): Ditto.
3911         (xop_phaddbw): Ditto.
3912         (xop_phaddbd): Ditto.
3913         (xop_phaddbq): Ditto.
3914         (xop_phaddwd): Ditto.
3915         (xop_phaddwq): Ditto.
3916         (xop_phadddq): Ditto.
3917         (xop_phaddubw): Ditto.
3918         (xop_phaddubd): Ditto.
3919         (xop_phaddubq): Ditto.
3920         (xop_phadduwd): Ditto.
3921         (xop_phadduwq): Ditto.
3922         (xop_phaddudq): Ditto.
3923         (xop_phsubbw): Ditto.
3924         (xop_phsubwd): Ditto.
3925         (xop_phsubdq): Ditto.
3926         (xop_pperm): Ditto.
3927         (rotl<mode>3): Ditto.
3928         (rotr<mode>3): Ditto.
3929         (xop_rotl<mode>3): Ditto.
3930         (xop_rotr<mode>3): Ditto.
3931         (vrotr<mode>3): Ditto.
3932         (vrotl<mode>3): Ditto.
3933         (xop_vrotl<mode>3): Ditto.
3934         (vlshr<mode>3): Ditto.
3935         (vashr<mode>3): Ditto.
3936         (vashl<mode>3
3937         (xop_ashl<mode>3): Ditto.
3938         (xop_lshl<mode>3): Ditto.
3939         (ashlv16qi3): Ditto.
3940         (lshlv16qi3): Ditto.
3941         (ashrv16qi3): Ditto.
3942         (ashrv2di3): Ditto.
3943         (xop_frcz<mode>2): Ditto.
3944         (xop_vmfrcz<mode>2): Ditto.
3945         (xop_frcz<mode>2256): Ditto.
3946         (xop_maskcmp<mode>3): Ditto.
3947         (xop_maskcmp_uns<mode>3): Ditto.
3948         (xop_maskcmp_uns2<mode>3): Ditto.
3949         (xop_pcom_tf<mode>3): Ditto.
3951         * doc/invoke.texi (-mxop): Add documentation.
3952         * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3954 2009-11-03  Mark Mitchell  <mark@codesourcery.com>
3956         PR driver/11810
3957         * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3958         * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3959         * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3961 2009-11-04  Richard Earnshaw  <rearnsha@arm.com>
3963         PR target/40835
3964         * arm.md (peephole2 patterns for move and compare): New.
3966 2009-11-04  Nick Clifton  <nickc@redhat.com>
3968         * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3969         Make sure that it does not allow CONST_DOUBLEs.
3970         * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3971         * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3972         * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3973         * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3974         * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3975         * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3976         * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3977         * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3978         * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3979         * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3980         * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3981         * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3982         * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3983         * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3984         * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3986 2009-11-04  Richard Guenther  <rguenther@suse.de>
3988         PR tree-optimization/41919
3989         * tree-vrp.c (test_for_singularity): Properly compare values.
3991 2009-11-04  Revital Eres  <eres@il.ibm.com>
3993         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3994         Consider peeling for alignment only for stores and remove
3995         redundant assignment.
3997 2009-11-04  Maxim Kuvyrkov  <maxim@codesourcery.com>
3999         PR target/41302
4000         * config/m68k/m68k.c (m68k_reg_present_p): New static function.
4001         (m68k_ok_for_sibcall_p): Handle different result return locations.
4003 2009-11-04  Richard Guenther  <rguenther@suse.de>
4005         * c-opts.c (c_common_post_options): Move LTO option processing
4006         code ...
4007         * opts.c (decode_options): ... here.
4009 2009-11-04  Jakub Jelinek  <jakub@redhat.com>
4011         * c-common.c (fold_offsetof_1): Use %wd instead of
4012         HOST_WIDE_INT_PRINT_DEC.
4014 2009-11-04  Maciej W. Rozycki  <macro@linux-mips.org>
4016         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
4017         __pic__ or __PIC__.
4019 2009-11-04  Maciej W. Rozycki  <macro@linux-mips.org>
4021         * config.gcc (vax-*-linux*): Keep the original contents of
4022         tmake_file while adding vax/t-linux.
4024 2009-11-03  Eric Botcazou  <ebotcazou@adacore.com>
4026         PR target/10127
4027         PR ada/20548
4028         * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
4029         (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
4030         (STACK_CHECK_MOVING_SP): Likewise.
4031         * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
4032         * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
4033         Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
4034         * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
4035         Document PROBE_STACK.
4036         * explow.c (anti_adjust_stack_and_probe): New function.
4037         (allocate_dynamic_stack_space): Do not directly allocate space if
4038         STACK_CHECK_MOVING_SP, instead invoke above function.
4039         (emit_stack_probe): Handle probe_stack insn.
4040         (PROBE_INTERVAL): New macro.
4041         (STACK_GROW_OPTAB): Likewise.
4042         (STACK_GROW_OFF): Likewise.
4043         (probe_stack_range): Use Pmode and memory_address consistently.  Fix
4044         loop condition in the small constant case.  Rewrite in the general
4045         case to be immune to wraparounds.  Make sure the address of probes
4046         is valid.  Try to use [base + disp] addressing mode if possible.
4047         * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
4048         checking is enabled and STACK_CHECK_MOVING_SP.
4049         * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
4050         return 1 for volatile references to the stack pointer.
4051         * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
4052         __builtin_alloca if stack checking is enabled.
4053         * unwind-dw2.c (uw_identify_context): Take into account whether the
4054         context is that of a signal frame or not.
4055         * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
4056         * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
4058 2009-11-03  Jakub Jelinek  <jakub@redhat.com>
4060         PR rtl-optimization/41917
4061         * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
4062         operand isn't known to be 0, return 1.
4064 2009-11-03  Richard Sandiford  <rdsandiford@googlemail.com>
4066         * config/mips/mips.md: Fix typos.
4068 2009-11-03  Richard Sandiford  <rdsandiford@googlemail.com>
4070         * doc/invoke.texi: Fix typo.
4072 2009-11-03  Paul Brook  <paul@codesourcery.com>
4074         * config/arm/neon.ml (vectype): Add T_floatSF.
4075         (string_of_vectype): Ditto.
4076         * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
4077         (deftypes): Use float for float32_t.
4078         * config/arm/arm_neon.h: Regenerate.
4080 2009-11-03  Nick Clifton  <nickc@redhat.com>
4081             Kevin Buettner  <kevinb@redhat.com>
4083         * config/rx/predicates.md (rx_store_multiple_vector): Reverse
4084         order of expected registers.
4085         (rx_load_multiple_vector): Likewise.
4086         (rx_rtsd_vector): Likewise.
4087         * config/rx/rx.c (rx_cpu_type): New variable.
4088         (rx_print_operand): Fix bug printing 64-bit constant values.
4089         (rx_emit_stack_pushm): Reverse order of pushed registers.
4090         (gen_rx_store_vector): Likewise.
4091         (is_fast_interrupt_func): Only accept "fast_interrupt" as the
4092         attribute name.
4093         (is_exception_func): Rename to is_interrupt_func and only accept
4094         "interrupt" as the attribute name.
4095         (rx_get_stack_layout): Use new function name.
4096         (rx_func_attr_inlinable): Likewise.
4097         (rx_attribute_table): Remove "exception".
4098         (rx_expand_prologue): If necessary push the accumulator register
4099         in the prologue of interrupt functions.
4100         (rx_expand_epilogue): If necessary pop the accumulator.
4101         (rx_builtins): Add RX_BUILTIN_MVTIPL.
4102         (rx_expand_builtin_stz): Remove.
4103         (rx_expand_builtin_mvtipl): New function.
4104         (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
4105         (rx_expand_builtin): Likewise.
4106         (rx_enable_fpu): New variable.
4107         (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
4108         * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
4109         on rx_cpu_type.  Define __RX_FPU_INSNS__ if FPU insns are allowed.
4110         (enum rx_cpu_types): Define.
4111         (ASM_SPEC): Pass -m32bit-doubles on to assembler.
4112         (INCOMING_FRAME_SP_OFFSET): Define.
4113         (ARG_POINTER_CFA_OFFSET): Define.
4114         (FRAME_POINTER_CFA_OFFSET): Define.
4115         (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
4116         (ALLOW_RX_FPU_INSNS): Define.
4117         * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
4118         fast_math_flags_set_p.
4119         (UNSPEC_BUILTIN_MVTIPL): Define.
4120         (revl): Rename to bswapsi2.
4121         (bswaphi2): New pattern.
4122         (mvtachi): Mark as volatile because it uses a register unknown to GCC.
4123         (mvtaclo): Likewise.
4124         (racw): Likewise.
4125         (mvtc): Remove clobber of cc0.
4126         (mvtcp): Delete.
4127         (opecp): Delete.
4128         * config/rx/rx.opt (mieee): Remove.
4129         (fpu): Add.
4130         (nofpu): Add.
4131         (mcpu=): Add.
4132         (patch=): Add.
4133         (msave-acc-in-interrupts): Add.
4134         * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
4135         (MULTILIB_DIRS): Likewise.
4136         (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
4137         * doc/extend.texi: Remove description of "exception" function
4138         attribute.
4139         * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
4140         -msave-acc-in-interrupts options.
4142 2009-11-03  Richard Guenther  <rguenther@suse.de>
4144         * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
4146 2009-11-03  Dodji Seketeli  <dodji@redhat.com>
4148         PR c++/38699
4149         * c-common.c (fold_offsetof_1): Issue errors when the member
4150         designator of the offsetof expression is not legitimate.
4152 2009-11-03  Uros Bizjak  <ubizjak@gmail.com>
4154         * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
4155         names instead of numerical constants.
4156         (sse_prologue_save): Ditto.
4157         (*sse_prologue_save_insn): Ditto.
4159 2009-11-03  Uros Bizjak  <ubizjak@gmail.com>
4161         PR target/41900
4162         * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
4163         (TARGET_CALL_ESP): New define.
4164         * config/i386/i386.c (initial_ix86_tune_features): Initialize
4165         X86_ARCH_CALL_ESP.
4166         * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
4167         *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
4168         *call_1, *call_value_pop_1 and *call_value_1.  Depend on
4169         TARGET_CALL_ESP.
4170         (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
4171         New patterns, use "lsm" as operand 1 constraint.
4172         * config/i386/predicates.md (call_insn_operand): Depend on
4173         index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
4175 2009-11-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4177         PR tree-optimization/41857
4178         * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
4179         * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
4180         to create_mem_ref.
4181         * tree-ssa-address.c (move_hint_to_base): New function.
4182         (most_expensive_mult_to_index): Add TYPE argument.  Use mode and
4183         address space associated with TYPE.
4184         (addr_to_parts): Add TYPE and BASE_HINT arguments.  Pass TYPE to
4185         most_expensive_mult_to_index.  Call move_hint_to_base.
4186         (create_mem_ref): Add BASE_HINT argument.  Pass BASE_HINT and
4187         TYPE to addr_to_parts.
4189 2009-11-02  Martin Jambor  <mjambor@suse.cz>
4191         PR tree-optimization/41750
4192         * tree-sra.c (analyze_modified_params): Loop over all
4193         representatives of components of a parameter.
4195 2009-11-02  Jakub Jelinek  <jakub@redhat.com>
4197         PR tree-optimization/41841
4198         * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
4199         local variables of not yet materialized clones.
4201         PR debug/41893
4202         * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
4203         for a VOIDmode variable.
4205         PR c++/41774
4206         * c-pragma.c (visstack): Change into vector of ints rather than
4207         enum symbol_visibility.
4208         (push_visibility): Add kind argument, push default_visibility together
4209         with kind.
4210         (pop_visibility): Add kind argument, return true if successful, fail
4211         if visibility stack is empty or if stack top is of different kind.
4212         (handle_pragma_visibility): Don't check length of visstack, instead
4213         call pop_visibility and issue diagnostics if it failed.  Pass 0
4214         as last argument to push_visibility and pop_visibility.
4215         * c-pragma.h (push_visibility): Add kind argument.
4216         (pop_visibility): Likewise.  Return bool instead of void.
4218 2009-11-01  Eric Botcazou  <ebotcazou@adacore.com>
4220         * tree.def (TARGET_MEM_REF): Update comment.
4221         * alias.c (get_alias_set): Retrieve the original memory reference for
4222         a TARGET_MEM_REF before proceeding.
4224 2009-10-31  Anatoly Sokolov  <aesok@post.ru>
4226         * config/frv/frv.c (frv_function_value, frv_libcall_value,
4227         frv_function_value_regno_p): New functions.
4228         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4229         * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4230         (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
4231         * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
4233 2009-10-31  Anatoly Sokolov  <aesok@post.ru>
4235         * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
4236         new 'outgoing' argument.
4237         (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
4238         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4239         * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
4240         LIBCALL_VALUE): Remove.
4241         (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
4242         * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
4243         (mh10300_function_value_regno_p): Declare.
4245 2009-10-31  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
4247         * config/arm/cortex-a9.md: New - integer pipeline description.
4249 2009-10-31  Eric Botcazou  <ebotcazou@adacore.com>
4251         * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
4252         aborting if the sizes of the two references don't match.
4254 2009-10-31  Toon Moene  <toon@moene.org>
4256         * ipa-inline.c (cgraph_decide_inlining):
4257         Include reason for not inlining called-once functions in dump file.
4259 2009-10-30  Daniel Gutson  <dgutson@codesourcery.com>
4261         * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
4262         * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
4263         (LINK_SPEC): BE_LINK_SPEC added.
4265 2009-10-30  Richard Guenther  <rguenther@suse.de>
4267         PR lto/41858
4268         * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
4270 2009-10-30  Nathan Sidwell  <nathan@codesourcery.com>
4272         * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
4273         * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
4274         label.
4276 2009-10-30  Martin Jambor  <mjambor@suse.cz>
4278         * tree-sra.c (build_ref_for_offset_1): Remove a comment.
4280 2009-10-30  H.J. Lu  <hongjiu.lu@intel.com>
4282         PR target/40838
4283         * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
4284         first.  Move assert on stack_alignment_estimated just before
4285         setting stack_realign_needed.
4286         (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
4287         Don't call update_stack_boundary.
4289         * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
4290         (verride_options): Don't check ix86_force_align_arg_pointer here.
4291         (ix86_function_ok_for_sibcall): Use it.
4292         (ix86_update_stack_boundary): Likewise.
4294         * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
4296 2009-10-30  Richard Earnshaw  <rearnsha@arm.com>
4298         * arm.md (QHSI): New mode iterator.
4299         (movqi): If generating for thumb, then truncate any immediate to
4300         8 bits.
4301         * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
4302         with...
4303         (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
4304         version.
4306 2009-10-29  Cary Coutant  <ccoutant@google.com>
4308         PR debug/41700
4309         * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
4310         locations in the source).
4311         (store_vcall_insn): New function.
4312         (lookup_vcall_insn): New function.
4313         (dwarf2out_virtual_call_token): Use store_vcall_insn.
4314         (dwarf2out_copy_call_info): New function.
4315         (dwarf2out_virtual_call): Use lookup_vcall_insn.
4316         * emit-rtl.c (try_split): Call copy_call_info debug hook.
4317         * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
4318         * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
4319         (debug_nothing_rtx_rtx): New dummy hook.
4320         * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
4321         (xcoff_debug_hooks): Likewise.
4322         * sdbout.c (sdb_debug_hooks): Likewise.
4323         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4325 2009-10-29  David Daney  <ddaney@caviumnetworks.com>
4327         * doc/invoke.texi (mmcount-ra-address): Document new command line
4328         option.
4329         * config/mips/mips.opt (mmcount-ra-address): New option.
4330         * config/mips/mips-protos.h (mips_function_profiler): Declare new
4331         function.
4332         * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
4333         member.
4334         (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
4335         (mips_function_profiler): Moved from FUNCTION_PROFILER, and
4336         rewritten.
4337         * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
4338         mips_function_profiler.
4340 2009-10-29  Steve Ellcey  <sje@cup.hp.com>
4342         PR middle-end/37565
4343         PR target/38018
4344         * doc/tm.texi (OVERRIDE_OPTIONS): Update.
4345         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
4346         * optc-gen.awk (cl_target_option_restore): Include call to
4347         targetm.override_options_after_change.
4348         * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
4349         * target.h (override_options_after_change): New.
4350         * c-common.c (parse_optimize_options): Call
4351         targetm.override_options_after_change.
4352         * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
4353         (ia64_override_options_after_change): New.
4354         (ia64_override_options) Add call to above.
4356 2009-10-29  Michael Matz  <matz@suse.de>
4358         * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
4359         (gate_convert_to_rsqrt): Ditto.
4360         (pass_convert_to_rsqrt): Ditto.
4361         * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
4362         * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
4363         to pass list.
4365         * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
4367 2009-10-29  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
4369         * config/arm/arm.c (find_best_start): Fix type of remainder to be
4370         unsigned.
4372 2009-10-29  Martin Jambor  <mjambor@suse.cz>
4374         PR tree-optimization/41775
4375         * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
4376         (generate_subtree_copies): Do not unshare agg.
4377         (load_assign_lhs_subreplacements): Do not unshare rhs.
4378         (sra_modify_assign): Do not unshare exprs.
4379         (propagate_subacesses_accross_link): Renamed to
4380         propagate_subaccesses_across_link.
4382 2009-10-29  Richard Earnshaw  <rearnsha@arm.com>
4384         * arm.c (count_insns_for_constant): Rework to support counting for
4385         thumb2 immediates as well.
4386         (find_best_start): Split out from arm_gen_constant.
4387         (arm_gen_constant): Rework to support XOR with immediate.
4389 2009-10-29  Chao-ying Fu  <fu@mips.com>
4391         * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
4392         functions.
4393         (mips_expand_synci_loop):  Use the length rtx to control the
4394         synci loop from the begin rtx that points to the first byte of
4395         the cache line.
4397 2009-10-28  Rafael Avila de Espindola  <espindola@google.com>
4399         * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
4401 2009-10-28  Rafael Avila de Espindola  <espindola@google.com>
4403         * dbxout.c (dbxout_common_check): Accept non public trees.
4404         * dwarf2out.c (fortran_common): Accept non public trees.
4406 2009-10-28  Rafael Avila de Espindola  <espindola@google.com>
4408         * common.opt (fuse-linker-plugin): New option.
4409         * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
4410         fuse-linker-plugin.
4411         * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
4413 2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4415         PR rtl-optimization/39715
4416         * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
4417         (gen_cstoresi_ltu_thumb1): New splitter.
4419 2009-10-28  Richard Guenther  <rguenther@suse.de>
4421         PR lto/41808
4422         PR lto/41839
4423         * tree-ssa.c (useless_type_conversion_p): Do not treat
4424         conversions to pointers to incomplete types as useless.
4425         * gimple.c (gimple_types_compatible_p): Compare struct tags,
4426         not typedef names.
4428 2009-10-28  Jakub Jelinek  <jakub@redhat.com>
4430         * var-tracking.c (emit_note_insn_var_location): Don't call the second
4431         vt_expand_loc unnecessarily when location is not a register nor
4432         memory.
4434         PR middle-end/41837
4435         * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
4436         fields don't have DECL_NAME.
4438         PR debug/41801
4439         * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
4440         call convert_memory_address on addr.
4442         PR target/41762
4443         * config/i386/i386.c (ix86_pic_register_p): Don't call
4444         rtx_equal_for_cselib_p for VALUEs discarded as useless.
4446 2009-10-28  Richard Sandiford  <rdsandiford@googlemail.com>
4448         * var-tracking.c (emit_note_insn_var_location): Get the mode of
4449         a variable part from its REG, MEM or VALUE.
4451 2009-10-28  Richard Guenther  <rguenther@suse.de>
4453         * gimple.c (gimple_get_alias_set): Fix comment typo.
4455 2009-10-28  Richard Guenther  <rguenther@suse.de>
4457         * tree.c (free_lang_data_in_type): Do not call get_alias_set.
4458         (free_lang_data): Unconditionally compute alias sets for all
4459         standard integer types.  Bail out if gate bailed out previously.
4460         Do not reset the types_compatible_p langhook.
4461         (gate_free_lang_data): Remove.
4462         (struct pass_ipa_free_lang_data): Enable unconditionally.
4463         * gimple.c (gimple_get_alias_set): Use the same alias-set for
4464         all pointer types.
4466 2009-10-28  Richard Guenther  <rguenther@suse.de>
4468         PR middle-end/41855
4469         * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
4470         (ref_maybe_used_by_call_p_1): Fix bcopy handling.
4471         (call_may_clobber_ref_p_1): Likewise.
4472         * tree-ssa-structalias.c (find_func_aliases): Likewise.
4473         * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
4475 2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4477         PR rtl-optimization/41812
4479         Revert:
4480         2009-06-27  Paolo Bonzini  <bonzini@gnu.org>
4482         * df-problems.c (df_md_scratch): New.
4483         (df_md_alloc, df_md_free): Allocate/free it.
4484         (df_md_local_compute): Only include live registers in init.
4485         (df_md_transfer_function): Prune the in-set computed by
4486         the confluence function, and the gen-set too.
4488 2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4490         PR rtl-optimization/39715
4491         * combine.c (simplify_comparison): Use extensions to
4492         widen comparisons.  Try an ANDing first.
4494 2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4496         PR rtl-optimization/40741
4497         * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
4498         a small constant is cheap.
4499         * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
4500         force_reg on the LHS.
4501         (xorsi3): Likewise, and split the XOR if the constant is complex
4502         and not in Thumb mode.
4504 2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4506         * expmed.c (emit_store_flag): Check costs before
4507         transforming to the opposite representation.
4509 2009-10-28  Paolo Bonzini  <bonzini@gnu.org>
4511         * config/sh/sh.md (cbranchfp4_media): Remove hack extending
4512         cstore result to DImode.
4514 2009-10-28  Kaz Kojima  <kkojima@gcc.gnu.org>
4516         * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
4517         inside the unspec vector.
4519 2009-10-27  Richard Henderson  <rth@redhat.com>
4521         * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
4523 2009-10-27  Richard Henderson  <rth@redhat.com>
4525         PR c++/41819
4526         * tree-eh.c (eh_region_may_contain_throw_map): Rename from
4527         eh_region_may_contain_throw; update users.
4528         (eh_region_may_contain_throw): New function.
4529         (lower_catch): Check flag_exceptions before creating exception region.
4530         (lower_eh_filter, lower_eh_must_not_throw): Likewise.
4531         (lower_cleanup): Tidy existing flag_exceptions check to match.
4533 2009-10-27  Kai Tietz <kai.tietz@onevision.com>
4535         PR/41799
4536         * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
4537         * config/i386/mingw.opt: Add fset-stack-executable.
4538         * config/i386/i386.c (ix86_trampoline_init): Make call to
4539         emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
4540         defined and its value is not zero.
4541         * doc/invoke.texi
4543 2009-10-27  Richard Guenther  <rguenther@suse.de>
4545         * tree-ssa-structalias.c (find_func_aliases): In IPA mode
4546         handle calls to externally visible functions like in regular mode.
4547         (create_variable_info_for): Do not create function infos here.
4548         (have_alias_info): Remove write-only variable.
4549         (solve_constraints): New function split out from common code
4550         in compute_points_to_sets and ipa_pta_execute.
4551         (compute_points_to_sets): Adjust.
4552         (ipa_pta_execute): Likewise.  Handle clones and externally visible
4553         functions like in non-IPA mode.
4555 2009-10-27  Jakub Jelinek  <jakub@redhat.com>
4557         PR c/41842
4558         * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
4559         error_mark_node.
4561 2009-10-27  Richard Guenther  <rguenther@suse.de>
4563         * tree-complex.c (expand_complex_div_wide): Check for
4564         INTEGER_CST, not TREE_CONSTANT on comparison folding result.
4566 2009-10-27  Revital Eres  <eres@il.ibm.com>
4568         PR tree-optimization/40648
4569         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4570         Change decision of when to peel for alignment.
4572 2009-10-27  Richard Guenther  <rguenther@suse.de>
4574         PR lto/41821
4575         * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
4577 2009-10-27  Aldy Hernandez  <aldyh@redhat.com>
4579         PR bootstrap/41451
4580         * fold-const.c (fold_binary_loc): Do not call
4581         protected_set_expr_location.
4583 2009-10-27  Wei Guozhi  <carrot@google.com>
4585         PR target/41705
4586         * target.h (have_conditional_execution): Add a new target hook
4587         function.
4588         * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
4589         * targhooks.h (default_have_conditional_execution): Likewise.
4590         * targhooks.c (default_have_conditional_execution): Likewise.
4591         * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
4592         * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
4593         (arm_have_conditional_execution): New function.
4594         * ifcvt.c (noce_process_if_block, find_if_header,
4595         cond_exec_find_if_block, dead_or_predicable): Change the usage of
4596         macro HAVE_conditional_execution to a target hook call.
4597         * recog.c (peephole2_optimize): Likewise.
4598         * sched-rgn.c (add_branch_dependences): Likewise.
4599         * final.c (asm_insn_count, final_scan_insn): Likewise.
4600         * bb-reorder.c (HAVE_conditional_execution): Remove it.
4602 2009-10-26  Ben Elliston  <bje@au.ibm.com>
4603             Michael Meissner  <meissner@linux.vnet.ibm.com>
4604             Ulrich Weigand  <uweigand@de.ibm.com>
4606         * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
4607         * config/spu/spu_cache.h: New file.
4609         * config/spu/cachemgr.c: New file.
4610         * config/spu/cache.S: New file.
4612         * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
4613         (ADDR_SPACE_EA): Define.
4614         (TARGET_ADDR_SPACE_KEYWORDS): Define.
4615         * config/spu/spu.c (EAmode): New macro.
4616         (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4617         (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4618         (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
4619         (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4620         (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4621         (TARGET_ADDR_SPACE_CONVERT): Likewise.
4622         (TARGET_ASM_SELECT_SECTION): Likewise.
4623         (TARGET_ASM_UNIQUE_SECTION): Likewise.
4624         (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
4625         (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4626         (ea_symbol_ref): New function.
4627         (spu_legitimate_constant_p): Handle __ea qualified addresses.
4628         (spu_addr_space_legitimate_address_p): New function.
4629         (spu_addr_space_legitimize_address): Likewise.
4630         (cache_fetch): New global.
4631         (cache_fetch_dirty): Likewise.
4632         (ea_alias_set): Likewise.
4633         (ea_load_store): New function.
4634         (ea_load_store_inline): Likewise.
4635         (expand_ea_mem): Likewise.
4636         (spu_expand_mov): Handle __ea qualified memory references.
4637         (spu_addr_space_pointer_mode): New function.
4638         (spu_addr_space_address_mode): Likewise.
4639         (spu_addr_space_subset_p): Likewise.
4640         (spu_addr_space_convert): Likewise.
4641         (spu_section_type_flags): Handle "._ea" section.
4642         (spu_select_section): New function.
4643         (spu_unique_section): Likewise.
4644         * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
4645         and __EA64__ predefined macros.
4646         * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
4647         -matomic-updates switches.
4649         * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
4650         (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
4651         libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
4652         libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
4653         ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
4654         ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
4655         $(T)cache128k.o): Likewise.
4656         ($(T)libgcc_%.a): Likewise.
4658         * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
4659         * config/spu/spu.opt (-mea32/-mea64): Add switches.
4660         (-maddress-space-conversion): Likewise.
4661         (-mcache-size=): Likewise.
4662         (-matomic-updates): Likewise.
4663         * doc/invoke.texi (-mea32/-mea64): Document.
4664         (-maddress-space-conversion): Likewise.
4665         (-mcache-size=): Likewise.
4666         (-matomic-updates): Likewise.
4668 2009-10-26  Ben Elliston  <bje@au.ibm.com>
4669             Michael Meissner  <meissner@linux.vnet.ibm.com>
4670             Ulrich Weigand  <uweigand@de.ibm.com>
4672         * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
4674         * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
4675         defined, add the named address space keywords.
4676         (c_addr_space_name): New function.
4677         (complete_array_type): Preserve named address space.
4678         (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
4679         instead of targetm.valid_pointer_mode.
4681         * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
4682         RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
4683         (ADDR_SPACE_KEYWORD): New macro.
4684         (c_addr_space_name): Add prototype.
4686         * c-tree.h (struct c_declspecs): Add address_space member.
4687         (declspecs_add_addrspace): Add prototype.
4689         * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
4691         * c-parser.c (c_parse_init): Add assertion.
4692         (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
4693         (c_lex_one_token): Handle address space keywords.
4694         (c_token_starts_typename): Likewise.
4695         (c_token_starts_declspecs): Likewise.
4696         (c_parser_declspecs): Likewise.
4697         (c_parser_postfix_expression_after_paren_type): Diagnose compound
4698         literal within function qualified with named address space.
4700         * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
4701         address space qualifiers.
4702         (shadow_tag_warned): Warn about useless address space qualifiers.
4703         (quals_from_declspecs): Handle address space qualifiers.
4704         (grokdeclarator): Likewise.
4705         (build_null_declspecs): Likewise.
4706         (declspecs_add_addrspace): New function.
4708         * c-typeck.c (addr_space_superset): New function.
4709         (qualify_type): Handle named address spaces.
4710         (composite_type): Likewise.
4711         (common_pointer_type): Likewise.
4712         (comp_target_types): Likewise.
4713         (build_conditional_expr): Likewise.
4714         (handle_warn_cast_qual): Likewise.
4715         (build_c_cast): Likewise.
4716         (convert_for_assignment): Likewise.
4717         (build_binary_op): Likewise.
4718         (pointer_diff): Handle named address spaces.  Use intermediate
4719         integer type of sufficient size if required.
4721 2009-10-26  Ben Elliston  <bje@au.ibm.com>
4722             Michael Meissner  <meissner@linux.vnet.ibm.com>
4723             Ulrich Weigand  <uweigand@de.ibm.com>
4725         * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
4726         (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4727         (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4729         * target.h (struct target_def): Add pointer_mode, address_mode,
4730         and valid_pointer_mode to addr_space substructure.
4731         * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4732         (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4733         (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4734         (TARGET_ADDR_SPACE_HOOKS): Add them.
4735         * targhooks.c (target_default_pointer_address_modes_p): New function.
4736         * target.h (target_default_pointer_address_modes_p): Add prototype.
4737         * targhooks.c (default_addr_space_pointer_mode): New function.
4738         (default_addr_space_address_mode): Likewise.
4739         (default_addr_space_valid_pointer_mode): Likewise.
4740         * targhooks.h (default_addr_space_pointer_mode): Add prototype.
4741         (default_addr_space_address_mode): Likewise.
4742         (default_addr_space_valid_pointer_mode): Likewise.
4743         * output.h (default_valid_pointer_mode): Move to ...
4744         * targhooks.h (default_valid_pointer_mode): ... here.
4745         * varasm.c (default_valid_pointer_mode): Move to ...
4746         * targhooks.c (default_valid_pointer_mode): ... here.
4748         * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
4749         instead of targetm.valid_pointer_mode.
4751         * fold-const.c (fit_double_type): Use int_or_pointer_precision.
4752         * tree.c (integer_pow2p): Likewise.
4753         (tree_log2): Likewise.
4754         (tree_floor_log2): Likewise.
4755         (signed_or_unsigned_type_for): Support pointer type of different size.
4756         (int_or_pointer_precision): New function.
4757         * tree.h (int_or_pointer_precision): Add prototype.
4758         * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
4759         * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
4760         incoming pointer type instead of POINTER_SIZE.
4762         * tree.c (build_pointer_type): Use appropriate pointer mode
4763         instead of ptr_mode.
4764         (build_reference_type): Likewise.
4765         * expr.c (store_expr): Likewise.
4766         (expand_expr_addr_expr): Likewise.
4767         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
4768         * cfgexpand.c (expand_debug_expr): Likewise.
4770         * auto-inc-dec.c: Include "target.h".
4771         (try_merge): Use appropriate address mode instead of Pmode.
4772         (find_inc): Likewise.
4773         * combine.c (find_split_point): Likewise.
4774         * cselib.c (cselib_record_sets): Likewise.
4775         * dse.c (replace_inc_dec): Likewise.
4776         (canon_address): Likewise.
4777         * var-tracking.c (replace_expr_with_values): Likewise.
4778         (count_uses): Likewise.
4779         (add_uses): Likewise.
4780         (add_stores): Likewise.
4781         * emit-rtl.c: Include "target.h".
4782         (adjust_address_1): Use appropriate address mode instead of Pmode.
4783         (offset_address): Likewise.
4784         * explow.c (break_out_memory_refs): Likewise.
4785         (memory_address_addr_space): Likewise.
4786         (promote_mode): Likewise.
4787         * expr.c (move_by_pieces): Likewise.
4788         (emit_block_move_via_loop): Likewise.
4789         (store_by_pieces): Likewise.
4790         (store_by_pieces_1): Likewise.
4791         (expand_assignment): Likewise.
4792         (store_constructor): Likewise.
4793         (expand_expr_addr_expr): Likewise.
4794         (expand_expr_real_1): Likewise.
4795         * cfgexpand.c (expand_debug_expr): Likewise.
4796         * ifcvt.c (noce_try_cmove_arith): Likewise.
4797         * regcprop.c (kill_autoinc_value): Likewise.
4798         * regmove.c (try_auto_increment): Likewise.
4799         * reload.c (find_reloads): Likewise.
4800         (find_reloads_address): Likewise.
4801         (find_reloads_address_1): Likewise.
4802         * sched-deps.c: Include "target.h".
4803         (sched_analyze_1): Use appropriate address mode instead of Pmode.
4804         (sched_analyze_2): Likewise.
4805         * sel-sched-dump.c: Include "target.h".
4806         (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
4807         * stor-layout.c (layout_type): Likewise.
4808         * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4809         (multiplier_allowed_in_address_p): Likewise.
4810         (get_address_cost): Likewise.
4811         * varasm.c (make_decl_rtl): Likewise.
4813         * expr.c (expand_assignment): Always convert offsets to appropriate
4814         address mode.
4815         (store_expr): Likewise.
4816         (store_constructor): Likewise.
4817         (expand_expr_real_1): Likewise.
4819         * reload.h (form_sum): Add MODE argument.
4820         * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4821         Update recursive calls.
4822         (subst_indexed_address): Update calls to form_sum.
4824         * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4825         * tree-ssa-address.c: Include "target.h".
4826         (templates): Replace by ...
4827         (mem_addr_template_list): ... this new vector.
4828         (TEMPL_IDX): Handle address space numbers.
4829         (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4830         (addr_for_mem_ref): Add ADDRSPACE argument.  Use per-address-space
4831         instead of global cache.  Update call to gen_addr_rtx.
4832         (valid_mem_ref_p): Update call to addr_for_mem_ref.
4833         * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4835         * rtl.h (convert_memory_address_addr_space): Add prototype.
4836         (convert_memory_address): Define as macro.
4837         * explow.c (convert_memory_address): Rename to ...
4838         (convert_memory_address_addr_space): ... this.  Add ADDRSPACE argument.
4839         Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4840         Update recursive calls.
4841         (memory_address_addr_space): Call convert_memory_address_addr_space.
4842         * expmed.c (make_tree): Likewise.
4843         * expr.c (expand_assignment): Likewise.
4844         (expand_expr_addr_expr_1): Likewise.  Also, add ADDRSPACE argument.
4845         (expand_expr_addr_expr): Likewise.  Also, update call.
4847         * alias.c (find_base_value): Guard pointer size optimizations.
4848         (find_base_term): Likewise.
4849         * rtlanal.c (nonzero_bits1): Likewise.
4850         (num_sign_bit_copies1): Likewise.
4851         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4853         * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4854         (emit-rtl.o): Likewise.
4855         (auto-inc-dec.o): Likewise.
4856         (sched-deps.o): Likewise.
4858 2009-10-26  Ben Elliston  <bje@au.ibm.com>
4859             Michael Meissner  <meissner@linux.vnet.ibm.com>
4860             Ulrich Weigand  <uweigand@de.ibm.com>
4862         * doc/extend.texi (Named Address Spaces): New section.
4863         * coretypes.h (addr_space_t): New type.
4864         (ADDR_SPACE_GENERIC): New define.
4865         (ADDR_SPACE_GENERIC_P): New macro.
4867         * doc/tm.texi (Named Address Spaces): New section.
4868         (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4869         (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4870         (TARGET_ADDR_SPACE_SUBSET_P): Document.
4871         (TARGET_ADDR_SPACE_CONVERT): Document.
4872         * target.h (struct gcc_target): Add addr_space substructure.
4873         * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4874         (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4875         (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4876         (TARGET_ADDR_SPACE_CONVERT): Likewise.
4877         (TARGET_ADDR_SPACE_HOOKS): Likewise.
4878         (TARGET_INITIALIZER): Initialize addr_space hooks.
4879         * targhooks.c (default_addr_space_legitimate_address_p): New function.
4880         (default_addr_space_legitimize_address): Likewise.
4881         (default_addr_space_subset_p): Likewise.
4882         (default_addr_space_convert): Likewise.
4883         * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4884         (default_addr_space_legitimize_address): Likewise.
4885         (default_addr_space_subset_p): Likewise.
4886         (default_addr_space_convert): Likewise.
4888         * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4889         * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4890         (MEM_ADDR_SPACE): New macro.
4891         * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4892         address space memory attribute.
4893         (mem_attrs_htab_hash): Handle address space memory attribute.
4894         (mem_attrs_htab_eq): Likewise.
4895         (set_mem_attributes_minus_bitpos): Likewise.
4896         (set_mem_alias_set): Likewise.
4897         (set_mem_align): Likewise.
4898         (set_mem_expr): Likewise.
4899         (set_mem_offset): Likewise.
4900         (set_mem_size): Likewise.
4901         (adjust_address_1): Likewise.
4902         (offset_address): Likewise.
4903         (widen_memoy_address): Likewise.
4904         (get_spill_slot_decl): Likewise.
4905         (set_mem_attrs_for_spill): Likewise.
4906         (set_mem_addr_space): New function.
4907         * emit-rtl.h (set_mem_addr_space): Add prototype.
4908         * print-rtl.c (print_rtx): Print address space memory attribute.
4909         * expr.c (expand_assignment): Set address space memory attribute
4910         of generated MEM RTXes as appropriate.
4911         (expand_expr_real_1): Likewise.
4912         * cfgexpand.c (expand_debug_expr): Likewise.
4913         * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4915         * tree.h (struct tree_base): Add address_space bitfield.  Reduce
4916         size of "spare" bitfield.
4917         (TYPE_ADDR_SPACE): New macro.
4918         (ENCODE_QUAL_ADDR_SPACE): Likewise.
4919         (DECODE_QUAL_ADDR_SPACE): Likewise.
4920         (CLEAR_QUAL_ADDR_SPACE): Likewise.
4921         (KEEP_QUAL_ADDR_SPACE): Likewise.
4922         (TYPE_QUALS): Encode type address space.
4923         (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4924         * tree.c (set_type_quals): Set type address space.
4925         (build_array_type): Inherit array address space from element type.
4926         * print-tree.c (print_node_brief): Print type address space.
4927         (print_node): Likewise.
4928         * tree-pretty-print.c (dump_generic_node): Likewise.
4930         * explow.c (memory_address): Rename to ...
4931         (memory_address_addr_space): ... this.  Add ADDRSPACE argument.
4932         Use address-space aware variants of memory address routines.
4933         * recog.c (memory_address_p): Rename to ...
4934         (memory_address_addr_space_p): ... this.  Add ADDSPACE argument.
4935         Use address-space aware variants of memory address routines.
4936         (offsettable_address_p): Rename to ...
4937         (offsettable_address_addr_space_p): ... this.  Add ADDRSPACE argument.
4938         Use address-space aware variants of memory address routines.
4939         * reload.c (strict_memory_address_p): Rename to ...
4940         (strict_memory_address_addr_space_p): ... this.  Add ADDSPACE argument.
4941         Use address-space aware variants of memory address routines.
4942         (maybe_memory_address_p): Rename to ...
4943         (maybe_memory_address_addr_space_p): ... this.  Add ADDSPACE argument.
4944         Use address-space aware variants of memory address routines.
4945         * expr.h (memory_address_addr_space): Add prototype.
4946         (memory_address): Define as macro.
4947         * recog.h (memory_address_addr_space_p): Add prototype.
4948         (memory_address_p): Define as macro.
4949         (offsettable_address_addr_space_p): Add prototype.
4950         (offsettable_address_p): Define as macro.
4951         (strict_memory_address_addr_space_p): Add prototype.
4952         (strict_memory_address_p): Define as macro.
4954         * combine.c (find_split_point): Use address-space aware variants
4955         of memory address routines.
4956         * emit-rtl.c (operand_subword): Likewise.
4957         (change_address_1): Likewise.
4958         (adjust_address_1): Likewise.
4959         (offset_address): Likewise.
4960         * expr.c (emit_move_insn): Likewise.
4961         (expand_assignment): Likewise.
4962         (expand_expr_real_1): Likewise.
4963         * recog.c (verify_changes): Likewise.
4964         (general_operand): Likewise.
4965         (offsettable_memref_p): Likewise.
4966         (offsettable_nonstrict_memref_p): Likewise.
4967         (constrain_operands): Likewise.
4968         * reload.c (get_secondary_mem): Likewise.
4969         (find_reloads_toplev): Likewise.
4970         (find_reloads_address): Likewise.
4971         (find_reloads_subreg_address): Likewise.
4972         * reload1.c (reload): Likewise.
4973         * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4974         * rtl.h (address_cost): Add ADDRSPACE argument.
4975         * rtlanal.c (address_cost): Add ADDRSPACE argument.  Use address-space
4976         aware variant of memory address routines.
4977         * loop-invariant.c (create_new_invariant): Update address_cost call.
4978         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4979         * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4980         Use address-space aware variant of memory address routines.
4981         (propagate_rtx_1): Update call to should_replace_address.
4982         * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4983         argument.
4984         * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4985         ADDRSPACE argument.  Use per-address-space instead of global cache.
4986         Use address-space aware variant of memory address routines.
4987         (get_address_cost): Likewise.
4988         (get_computation_cost_at): Update calls.
4989         * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4990         Use address-space aware variant of memory address routines.
4991         (create_mem_ref_raw): Update call to valid_mem_ref_p.
4992         (most_expensive_mult_to_index): Update call to
4993         multiplier_allowed_in_address_p.
4995         * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4996         attribute to indicate named address spaces.
4998         * varasm.c (get_variable_section): DECLs in named address spaces
4999         cannot be "common".
5001         * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
5002         for addresses in a non-generic address space.
5004         * expr.c (emit_block_move_hints): Do not use libcalls for
5005         memory in non-generic address spaces.
5006         (clear_storage_hints): Likewise.
5007         (expand_assignment): Likewise.
5009         * fold-const.c (operand_equal_p): Expressions refering to different
5010         address spaces are not equivalent.
5012         * rtl.c (rtx_equal_p_cb): MEMs refering to different address
5013         spaces are not equivalent.
5014         (rtx_equal_p): Likewise.
5015         * cse.c (exp_equiv_p): Likewise.
5016         * jump.c (rtx_renumbered_equal_p): Likewise.
5017         * reload.c (operands_match_p): Likewise.
5019         * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
5020         address spaces may alias.
5021         (true_dependence): Likewise.
5022         (canon_true_dependence): Likewise.
5023         (write_dependence_p): Likewise.
5025         * dse.c (canon_address): Handle named address spaces.
5026         * ifcvt.c (noce_try_cmove_arith): Likewise.
5028         * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
5029         * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
5030         * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
5031         to handle conversions between different address spaces.
5032         * fold-const.c (fold_convert_loc): Likewise.
5033         (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
5034         * tree-pretty-print.c (dump_generic_node): Likewise.
5035         * gimple-pretty-print.c (dump_unary_rhs): Likewise.
5036         * tree-cfg.c (verify_gimple_assign_unary): Likewise.
5037         * tree-inline.c (estimate_operator_cost): Likewise.
5038         * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
5039         to different address spaces are not useless.
5041 2009-10-26  Jakub Jelinek  <jakub@redhat.com>
5043         PR bootstrap/41345
5044         * cfgcleanup.c (trivially_empty_bb_p): New function.
5045         (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
5047         PR debug/41828
5048         * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
5049         add_name_and_src_coords_attributes, gen_namespace_die,
5050         dwarf2out_set_name): Handle dwarf2_name returning NULL.
5052 2009-10-26  Nick Clifton  <nickc@redhat.com>
5054         * config.gcc: Add support for RX target.
5055         * config/rx: New directory.
5056         * config/rx/constraints.md: New file.
5057         * config/rx/predicates.md: New file.
5058         * config/rx/rx.c: New file.
5059         * config/rx/rx.h: New file.
5060         * config/rx/rx.md: New file.
5061         * config/rx/rx.opt: New file.
5062         * config/rx/rx-protos.h: New file.
5063         * config/rx/t-rx: New file.
5064         * doc/extend.texi: Document RX function attributes.
5065         * doc/invoke.texi: Document RX specific command line options.
5066         * doc/contrib.texi: Document RX contribution.
5067         * doc/md.texi: Document RX constraints.
5068         * doc/install.texi: Document RX support.
5070 2009-10-26  Michael Matz  <matz@suse.de>
5072         PR tree-optimization/41783
5073         * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
5074         case for simple diamonds.
5075         * tree-ssa-alias.h (get_continuation_for_phi): Declare.
5076         * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
5077         argument, use alias oracle to skip some vdefs.
5078         (phi_translate_1): Change call to above, don't allocate new
5079         value ids if they can stay the same.
5080         (compute_avail): Allow vuse walking when looking up references.
5082 2009-10-26  Richard Guenther  <rguenther@suse.de>
5084         PR tree-optimization/41826
5085         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
5086         access to re-allocated vector fields.
5088 2009-10-26  Richard Guenther  <rguenther@suse.de>
5090         * graphite-sese-to-poly.c (check_poly_representation): Fix
5091         compile without checking.
5093 2009-10-26  Janus Weil  <janus@gcc.gnu.org>
5095         PR fortran/41714
5096         * gimple.h (tree_annotate_all_with_location): Remove prototype.
5097         * gimplify.c (tree_should_carry_location_p,
5098         tree_annotate_one_with_location,tree_annotate_all_with_location):
5099         Remove obsolete functions.
5101 2009-10-25  Kaz Kojima  <kkojima@gcc.gnu.org>
5103         PR target/41813
5104         * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
5106 2009-10-25  Richard Guenther  <rguenther@suse.de>
5108         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
5109         Stream DECL_RESTRICTED_P.
5110         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
5112 2009-10-25  Richard Sandiford  <rdsandiford@googlemail.com>
5114         * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
5115         a note when expanding to nothing.
5117 2009-10-25  Richard Guenther  <rguenther@suse.de>
5119         PR middle-end/41814
5120         * tree.c (find_decls_types_r): Deal with Java overloading
5121         BINFO_VIRTUALS for its own purpose.
5123 2009-10-24  Adam Nemet  <anemet@caviumnetworks.com>
5125         * config/mips/predicates.md (hilo_operand): New predicate.
5126         * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
5127         define_insn.  Correct !ISA_HAS_EXT_INS length from 24 to 28.  Move
5128         splitter part from here ...:
5129         (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here.  Swap
5130         op0 and op4 to match the DINS case.
5131         (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
5133 2009-10-24  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
5135         PR middle-end/19154
5136         * avr.md (QIDI): Add new mode iterator.
5137         (sbrx_branch<mode>): Create new zero extract bit, test and jump
5138         patterns for all QI thru DI modes combinations.
5139         (sbrx_and_branch<mode>): Create new and based bit test and jump
5140         patterns for QI thru SI modes.
5141         avr.c (avr_out_sbxx_branch): Use only bit number.
5143 2009-10-24  Jan Hubicka  <jh@suse.cz>
5145         * ipa-reference.c (check_call): Noreturn notrhow calls do not write
5146         to memory.
5147         (analyze_function): When analyzing noreturn nothrow call, do not
5148         compute written stats; free bitmaps of vars early if possible.
5149         (generate_summary): Only update bitmaps if computed.
5150         (propagate): Only dump bitmaps if computed.
5151         (ipa_reference_read_summary): Fix pasto.
5153 2009-10-24  Eric Botcazou  <ebotcazou@adacore.com>
5155         * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
5156         (aliasing_component_refs_p): ...this.  Return true if there is no
5157         common base and the base access types have the same alias set.
5158         (indirect_ref_may_alias_decl_p): Adjust for above renaming.
5159         (indirect_refs_may_alias_p): Likewise.
5161 2009-10-23  Joseph Myers  <joseph@codesourcery.com>
5163         PR c/40033
5164         * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
5165         a C_MAYBE_CONST_EXPR.
5167 2009-10-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
5169         PR target/41787
5170         * config/rs6000/rs6000.c (struct machine_function): Add
5171         vsx_or_altivec_used_p to record if vector types are used.
5172         (rs6000_expand_to_rtl_hook): Rename from
5173         rs6000_alloc_sdmode_stack_slot.  If VSX, check to see if there are
5174         any vector operations, so if there are, we can set VRSAVE to
5175         non-zero when only floating point vector registers are used.
5176         (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
5177         (rs6000_check_vector_mode): Inner function to check if vector
5178         types are used in the code.
5179         (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
5180         vector instructions are used.
5182         * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
5183         Indicate that VSX registers which overlap floating point
5184         registers, can't be used across a call, since the ABI only states
5185         the scalar part of the register will be saved and restored.
5187 2009-10-23  Joseph Myers  <joseph@codesourcery.com>
5189         PR c/41673
5190         * alias.c (get_alias_set): Call langhook before returning 0 for
5191         types with structural equality.
5192         * c-common.c (c_common_get_alias_set): Use alias set of element
5193         type for arrays with structural comparison.
5195 2009-10-23  Richard Guenther  <rguenther@suse.de>
5197         PR middle-end/41805
5198         * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
5199         gimple_call_nothrow_p.
5201 2009-10-23  Richard Guenther  <rguenther@suse.de>
5203         PR tree-optimization/41778
5204         * tree-ssa-pre.c (do_regular_insertion): Only insert if a
5205         redundancy along a path in the CFG we want to optimize for speed
5206         is going to be removed.
5207         (execute_pre): Do partial-PRE only if the function is to be
5208         optimized for speed.
5209         (gate_pre): Do not turn off all of PRE when not optimizing a
5210         function for speed.
5212 2009-10-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5214         * builtins.c (fold_builtin_cabs): Use validate_arg().
5215         (fold_builtin_cexp): Fix if-logic.
5216         (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
5218 2009-10-22  Jeff Law  <law@redhat.com>
5220         * ira-lives.c (process_single_reg_class_operands): Update the
5221         hard reg costs for all the hard registers desired by the
5222         single reg class operand.
5224 2009-10-22  Richard Sandiford  <rdsandiford@googlemail.com>
5226         * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
5227         for rtxes that aren't handled specially.
5229 2009-10-22  Richard Sandiford  <rdsandiford@googlemail.com>
5231         * rtl.h (shallow_copy_rtvec): Declare.
5232         * rtl.c (shallow_copy_rtvec): New function.
5233         * cselib.c (cselib_subst_to_values): Use it.  Only modify an
5234         rtx field if the subrtx has changed.
5236 2009-10-22  Anatoly Sokolov  <aesok@post.ru>
5238         * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
5239         (m32c_function_value): Make static, add new 'outgoing' argument.
5240         (m32c_libcall_value): Make static, add new 'fun' argument.
5241         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
5242         * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
5243         (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
5244         * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
5245         (m32c_function_value, m32c_libcall_value): Delete declaration.
5247 2009-10-22  Diego Novillo  <dnovillo@google.com>
5249         * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
5251 2009-10-22  Razya Ladelsky  <razya@il.ibm.com>
5253         * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
5254         space.
5256 2009-10-22  Richard Guenther  <rguenther@suse.de>
5258         * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
5259         * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
5260         (lto_symtab_merge): Do not merge cgraph nodes here.
5261         (lto_symtab_resolve_can_prevail_p): Simplify.
5262         (lto_symtab_resolve_symbols): Store cgraph node.
5263         (lto_symtab_merge_decls_1): Simplify.  Do not drop non-prevailing
5264         functions from the symtab.
5265         (lto_symtab_merge_cgraph_nodes_1): New function.
5266         (lto_symtab_merge_cgraph_nodes): Likewise.
5268 2009-10-22  Richard Guenther  <rguenther@suse.de>
5270         PR lto/41791
5271         * lto-streamer-out.c (lto_output_location): Stream the
5272         system header flag.
5273         * lto-streamer-in.c (lto_input_location): Likewise.
5275 2009-10-22  Razya Ladelsky  <razya@il.ibm.com>
5277         * cfgloopmanip.c (duplicate_subloops): Export.
5278         * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
5279         (transform_to_exit_first_loop): Duplicate bbs starting from
5280         header up to loop->latch instead of exit->src.
5281         Initialize control variable to the correct number of iterations.
5282         (gather_scalar_reductions): Do not register double reductions.
5283         (parallelize_loops): Dump which loop is tested.
5284         Indicate whether the parallelized loop is inner or not.
5285         Remove the innermost-loop requirement.
5286         * cfgloop.h (duplicate_subloops): Export.
5287         * tree-cfg.c (add_phi_args_after_redirect): New function.
5288         (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
5289         Call duplicate_subloops.
5290         Update number of iterations at the exit condition.
5291         Don't redirect nexits always to the loop exit.
5292         Redirect copied edges from latch to the loop exit.
5294 2009-10-22  Jan Hubicka  <jh@suse.cz>
5296         * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
5297         flag_ltrans check.
5298         * ipa-inline.c (cgraph_mark_inline_edge,
5299         cgraph_decide_inlining_of_small_function,
5300         cgraph_decide_inlining, inline_read_summary): Disable indirect
5301         inlining for WPA for time being.
5303         PR tree-optimize/40556
5304         * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
5306 2009-10-22  Richard Guenther  <rguenther@suse.de>
5308         * lto-streamer.h (lto_symtab_clear_resolution): Remove.
5309         * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
5311 2009-10-22  Jan Hubicka  <jh@suse.cz>
5313         PR lto/41730
5314         * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
5315         global vars.
5316         (check_call): Handle only indirect calls.
5317         (propagate_bits): Update comment.
5318         (write_node_summary_p): Turn bogus check to assert.
5319         (ipa_reference_write_summary): Stream calls_read_all properly.
5320         (ipa_reference_read_summary): Stream in calls_read_all properly.
5321         (read_write_all_from_decl): New function.
5322         (propagate): Handle OVERWRITABLE nodes and external calls here.
5323         * ipa-pre-const.c (check_call): In IPA mode handle indirect
5324         calls only.
5325         (analyze_function): Do not check visibility here.
5326         (add_new_function): We summary OVERWRITABLE too.
5327         (generate_summary): Stream OVERWRITABLE nodes too.
5328         (propagate): Handle external calls and OVERWRITABLE nodes here.
5329         (local_pure_const): Check visibility here.
5331 2009-10-22  Jan Hubicka  <jh@suse.cz>
5333         * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
5334         (pass_ipa_cp): Register them.
5335         (ipcp_init_stage): Analyze all functions for whopr/lto.
5336         (ipcp_propagate_stage): Skip external calls.
5337         (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
5338         * ipa-reference.c (write_node_summary_p): Fix thinko about
5339         availability.
5340         * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
5341         when in ltrans, skip executing of ipa passes since everything
5342         should've been done.
5343         * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
5344         (inline_generate_summary): Likewise.
5345         (inline_read_summary): New function.
5346         (inline_write_summary): New function.
5347         (pass_ipa_inline): Register new hooks.
5348         * ipa-prop.c: Inlcude lto-streamer.h
5349         (ipa_edge_args_vector): Update declaration.
5350         (ipa_count_arguments, ipa_compute_jump_functions,
5351         ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
5352         (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
5353         ipa_read_node_info): New static functions.
5354         (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
5355         (duplicate_array): Use xmalloc.
5356         (duplicate_ggc_array): New.
5357         (ipa_edge_duplication_hook): Use it.
5358         (ipa_update_after_lto_read): New function.
5359         * ipa-prop.h (ipa_prop_write_jump_functions,
5360         ipa_prop_read_jump_functions): Declare.
5361         (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
5362         jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
5363         (ipa_edge_args_vector): Move into GGC.
5364         (ipa_check_create_edge_args): Update.
5365         (ipa_update_after_lto_read): New.
5366         * passes.c (ipa_write_summaries_1): When in wpa, do not write
5367         summaries.
5368         (ipa_read_summaries): When in ltrans, so not read summaries.
5369         * lto-streamer.c (lto_get_section_name): Add
5370         LTO_section_jump_functions.
5371         * lto-streamer.h (LTO_section_jump_functions): New section.
5372         (produce_asm): Declare.
5373         * lto-cgraph.c (output_cgraph): Output edges in reverse order.
5374         * lto-streamer-out.c (produce_asm): Export.
5375         * lto-streamer-in.c: Include tree-pass.h
5376         (input_function): Free dominance info when done.
5377         (lto_read_body): Push ipa_inline in ltrans stage.
5378         * gengtype.c (open_base_files): Add ipa-prop.h into includes.
5379         * Makefile.in (GTFILES): Add ipa-prop.h
5381 2009-10-22  Matthias Klose  <doko@ubuntu.com>
5383         * doc/install.texi: Document --enable-browser-plugin.
5385 2009-10-21  Vladimir Makarov  <vmakarov@redhat.com>
5387         * doc/invoke.texi (fira-loop-pressure): Update default value.
5388         * opts.c (decode_options): Remove default value setting for
5389         flag_ira_loop_pressure.
5390         * config/ia64/ia64.c (ia64_override_options): Set
5391         flag_ira_loop_pressure up for -O3.
5392         * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
5394 2009-10-21  Sebastian Pop  <sebastian.pop@amd.com>
5396         PR tree-optimization/41497
5397         * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
5398         chrec_dont_know if the evolution function returned by follow_ssa_edge
5399         is constant in the analyzed loop and is not compatible with the
5400         initial value before the loop.
5401         * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
5403 2009-10-21  Joseph Myers  <joseph@codesourcery.com>
5405         * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
5407 2009-10-21  Jakub Jelinek  <jakub@redhat.com>
5409         PR other/25507
5410         * doc/invoke.texi: Document -print-multi-os-directory.
5412 2009-10-21  Jack Howarth  <howarth@bromo.med.uc.edu>
5414         PR c++/41313
5415         * gcc/config/darwin10.h: Use default_emit_unwind_label.
5416         * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
5417         when darwin_emit_unwind_label is used.
5419 2009-10-21  Eric Botcazou  <ebotcazou@adacore.com>
5421         * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
5422         order of checks.
5424 2009-10-20  Richard Henderson  <rth@redhat.com>
5426         * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
5427         before emit_post_landing_pad.
5429 2009-10-20  Adam Nemet  <anemet@caviumnetworks.com>
5431         * config/mips/mips.c (mips_binary_cost): Add new argument speed.
5432         Use when calling rtx_costs.
5433         (mips_rtx_costs): Fix formatting.  Use argument speed rather than the
5434         global optimize_size.  Pass speed to mips_binary_cost.
5436 2009-10-20  Jakub Jelinek  <jakub@redhat.com>
5438         * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
5439         of TREE_CONSTANT.
5441 2009-10-20  Richard Sandiford  <rdsandiford@googlemail.com>
5443         * rtl.h (simplify_replace_fn_rtx): Declare.
5444         (wrap_constant, unwrap_constant): Delete.
5445         * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
5446         (expand_debug_expr): Don't call wrap_constant.
5447         * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
5448         (auto_adjust_pair): Fold into...
5449         (propagate_for_debug_subst): ...here.  Only define for AUTO_INC_DEC.
5450         Just return a new value.
5451         (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
5452         otherwise use simplify_replace_rtx.
5453         * cselib.c (wrap_constant): Reinstate old definition.
5454         (cselib_expand_value_rtx_1): Don't wrap constants.
5455         * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
5456         simplify_replace_rtx.
5457         (bypass_block): Fix formatting in calls to simplify_replace_rtx.
5458         * reload1.c (reload): Skip all uses for an insn before adjusting it.
5459         Use simplify_replace_rtx.
5460         * simplify-rtx.c (simplify_replace_fn_rtx): New function,
5461         adapted from...
5462         (simplify_replace_rtx): ...here.  Turn into a wrapper for
5463         simplify_replace_fn_rtx.
5464         (simplify_unary_operation): Don't unwrap CONSTs.
5465         * var-tracking.c (check_wrap_constant): Delete.
5466         (vt_expand_loc_callback): Don't call it.
5467         (vt_expand_loc): Likewise.
5469 2009-10-20  Pascal Obry  <obry@adacore.com>
5470             Eric Botcazou  <ebotcazou@adacore.com>
5472         * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
5474 2009-10-20  Michael Matz  <matz@suse.de>
5476         * loop-invariant.c (create_new_invariant): Use different magic number.
5478 2009-10-20  Richard Earnshaw  <rearnsha@arm.com>
5480         PR target/39247
5481         * arm.c (arm_override_options): Forcibly disable hot/cold block
5482         partitioning.
5484 2009-10-20  Alexandre Oliva  <aoliva@redhat.com>
5486         PR debug/41739
5487         * haifa-sched.c (try_ready): Skip debug deps updating speculation
5488         status.
5490 2009-10-20  Richard Guenther  <rguenther@suse.de>
5492         * ggc-page.c: Include cfgloop.h.
5493         (struct max_alignment): Drop long double, add void *.
5494         (extra_order_size_table): Add low non-power-of-two multiples
5495         of MAX_ALIGNMENT.  Drop small type-based entries, add
5496         tree_type, cgraph_node and loop.
5497         * alloc-pool.c (struct allocation_object_def): Drop long double
5498         aligning element.
5500 2009-10-20  Jakub Jelinek  <jakub@redhat.com>
5502         PR debug/41340
5503         * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
5504         referenced just in DEBUG_INSNs.
5506 2009-10-20  Richard Guenther  <rguenther@suse.de>
5508         PR lto/41761
5509         * gimple.c (gimple_register_type): Make sure we register
5510         the types main variant first.
5512 2009-10-20  Richard Guenther  <rguenther@suse.de>
5514         * gimple.c (gimple_types_compatible_p): Simplify.  Move
5515         cheap checks before hashtable queries.  Add checks for
5516         TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
5518 2009-10-20  Eric Botcazou  <ebotcazou@adacore.com>
5520         * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
5521         without size or with size that can't be represented as a host integer.
5523 2009-10-20  Alexandre Oliva  <aoliva@redhat.com>
5525         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
5526         the removal of a debug stmt as a significant change.
5528 2009-10-20  Wolfgang Gellerich  <gellerich@de.ibm.com>
5530         * config/s390/s390.md: Added agen condition to operand
5531         forwarding bypasses.  Added bypass for early address generation
5532         use of int results.  Updated comments.
5534 2009-10-20  Stefan Dösinger  <stefan@codeweavers.com>
5536         * config/i386/i386.c: Remove signal.h #include.
5538 2009-10-20  Jie Zhang  <jie.zhang@analog.com>
5540         * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
5541         * doc/rtl.texi: Document ss_abs.
5543 2009-10-19  Jakub Jelinek  <jakub@redhat.com>
5545         * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
5546         * c-lex.c (c_lex_with_flags): Likewise.  Test C_LEX_STRING_NO_JOIN
5547         instead of C_LEX_RAW_STRINGS.
5548         (lex_string): Handle CPP_UTF8STRING.
5549         * c-parser.c (c_parser_postfix_expression): Likewise.
5550         * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
5551         (C_LEX_STRING_NO_JOIN): ... this.
5553 2009-10-19  Anatoly Sokolov  <aesok@post.ru>
5555         * config/cris/cris.c (cris_function_value, cris_libcall_value,
5556         cris_function_value_regno_p): New functions.
5557         (cris_promote_function_mode): Update comment.
5558         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
5559         * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
5560         (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
5561         * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
5563 2009-10-19  Jakub Jelinek  <jakub@redhat.com>
5565         * unwind-dw2.c (execute_stack_op): Fix operand order for
5566         DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
5568 2009-10-19  Eric Botcazou  <ebotcazou@adacore.com>
5570         * gimple-low.c (struct lower_data): Add cannot_fallthru field.
5571         (lower_stmt) <GIMPLE_BIND>: Add comment.
5572         <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
5573         and return.
5574         <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
5575         Otherwise lower it and set cannot_fallthru to true.
5576         <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
5577         <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
5578         <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
5579         to true for a noreturn call.  Do not remove statements.
5580         <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
5581         Set cannot_fallthru to false on function exit.
5582         (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
5583         <GIMPLE_ASSIGN>: Remove.
5585 2009-10-19  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5587         * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
5589 2009-10-19  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5591         * config/s390/s390.c (s390_z10_optimize_cmp): Use
5592         next/prev_active_insn to skip DEBUG_INSNs as well.
5594 2009-10-19  Joseph Myers  <joseph@codesourcery.com>
5596         * config/arm/arm.c (output_move_neon): Use DImode in call to
5597         adjust_address.
5599 2009-10-19  Matthias Klose  <doko@ubuntu.com>
5601         PR target/40134
5602         * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
5604 2009-10-19  Jakub Jelinek  <jakub@redhat.com>
5606         * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
5608 2009-10-17  Andy Hutchinson  <hutchinsonandy@gcc.gnu.org>
5610         PR middle-end/41738
5611         * optabs.c (expand_binop): Make mode of shift count expression mode
5612         of shift count not target.
5613         Remove indent nit.
5615 2009-10-17  Eric Botcazou  <ebotcazou@adacore.com>
5617         * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
5618         case.  Force using values to replace references within the statement.
5619         (convert_local_reference_stmt): Likewise.
5621 2009-10-17  Eric Botcazou  <ebotcazou@adacore.com>
5623         * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
5624         remove a subsequent GOTO or RETURN statement.
5626 2009-10-17  Andy Hutchinson  <hutchinsonandy@aim.com>
5628         * config/avr.md (*movqi): Add zero as equally preferable constraint
5629         as general register.
5630         (*movhi): Ditto.
5632 2009-10-17  Eric Botcazou  <ebotcazou@adacore.com>
5634         * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
5636 2009-10-17  Richard Guenther  <rguenther@suse.de>
5638         * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
5640 2009-10-17  Richard Guenther  <rguenther@suse.de>
5642         * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
5643         operands in COMPONENT_REFs.
5645 2009-10-17  Anatoly Sokolov  <aesok@post.ru>
5647         * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
5648         if not defined. Change type of second argument to const_rtx.
5649         (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
5650         macro not defined.
5651         * targhooks.h (default_libcall_value): Update prototype.
5652         * target.h (struct gcc_target): Change type of second argument of
5653         libcall_value to const_rtx.
5654         * config/arm/arm.c (arm_libcall_value): Change type of second argument
5655         to const_rtx.
5656         (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
5657         * doc/tm.texi (TARGET_LIBCALL_VALUE):  Revise documentation.
5659 2009-10-17  Jakub Jelinek  <jakub@redhat.com>
5661         PR debug/40521
5662         * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
5663         * cgraphunit.c (cgraph_optimize): Call it.
5664         * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
5665         (dwarf2out_assembly_start): ... here.  New hook.
5666         (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
5667         * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
5668         hook.
5669         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
5670         * sdbout.c (sdb_debug_hooks): Likewise.
5671         * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
5672         (vmsdbgout_assembly_start): New hook.
5674 2009-10-17  Alexandre Oliva  <aoliva@redhat.com>
5676         * rtl.h (RTL_LOCATION): Fix typo.
5678 2009-10-17  Alexandre Oliva  <aoliva@redhat.com>
5680         * print-rtl.c (print_rtx): Print locators in asm_operands
5681         and asm_input.
5683 2009-10-17  Alexandre Oliva  <aoliva@redhat.com>
5685         PR debug/41535
5686         * sched-deps.c (depl_on_debug_p): New.
5687         (attach_dep_link): Reject debug deps before nondebug deps.
5688         (add_to_deps_list): Insert debug deps after nondebug deps.
5689         (sd_lists_empty_p): Stop at first nonempty list.  Disregard debug
5690         deps.
5691         (sd_add_dep): Do not reject debug deps.
5692         (add_insn_mem_dependence): Don't count debug deps.
5693         (remove_from_deps): Likewise.
5694         (sched_analyze_2): Set up mem deps on debug insns.
5695         (sched_analyze_insn): Record reg uses for deps on debug insns.
5696         * haifa-sched.c (schedule_insn): Reset deferred debug insn.  Don't
5697         try_ready nondebug insn after debug insn.
5698         * ddg.c (create_ddg_dep_from_intra_loop_link,
5699         create_ddg_dep_no_link): Don't reject debug deps.
5701 2009-10-16  Richard Guenther  <rguenther@suse.de>
5703         * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
5704         (maybe_merge_incomplete_and_complete_type): Likewise.
5705         (lto_symtab_merge): Do not call them.  Do not warn for
5706         complete vs. incomplete compatible types.
5707         (lto_symtab_merge_decls_2): Simplify.
5708         * gimple.c (gimple_force_type_merge): Remove.
5709         (gimple_types_compatible_p): Make it static.
5710         * gimple.h (gimple_force_type_merge): Remove.
5711         (gimple_types_compatible_p): Likewise.
5713 2009-10-16  Jakub Jelinek  <jakub@redhat.com>
5715         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
5716         DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
5718 2009-10-16  Richard Guenther  <rguenther@suse.de>
5720         PR tree-optimization/41728
5721         * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
5722         if fold_stmt did anything.
5724 2009-10-16  Richard Guenther  <rguenther@suse.de>
5726         PR lto/41715
5727         * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
5728         (maybe_fixup_handled_component): New function.
5729         (input_gimple_stmt): Fixup mismatched decl replacements.
5731 2009-10-16  Richard Guenther  <rguenther@suse.de>
5733         PR lto/41713
5734         * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
5735         the same as VAR_DECL.
5737 2009-10-16  Richard Guenther  <rguenther@suse.de>
5739         * gimple.c (iterative_hash_gimple_type): For integer types
5740         also hash their minimum and maximum values and the string flag.
5741         For array types hash their domain and the string flag.
5743 2009-10-16  Richard Guenther  <rguenther@suse.de>
5745         * gimple.c (gimple_types_compatible_p): Restrict completing
5746         types to record or unions.  Simplify completion.
5747         Do not merge records or unions with different
5748         TYPE_STRUCTURAL_EQUALITY_P tag.
5749         (iterative_hash_gimple_type): Restrict non-recursing into
5750         pointer targets for records and unions.
5752 2009-10-15  Jakub Jelinek  <jakub@redhat.com>
5754         PR debug/41717
5755         * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
5756         * dwarf2out.c (mem_loc_descriptor): Don't handle
5757         POST_INT/POST_DEC/POST_MODIFY like SUBREG.  For SUBREG
5758         punt if it is not lowpart subreg or if inner mode isn't
5759         MODE_INT.
5761 2009-10-16  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5763         * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
5764         investigating previous or next insns.
5766 2009-10-16  Eric Botcazou  <ebotcazou@adacore.com>
5768         * tree-sra.c (build_ref_for_offset_1): Update comment.
5770 2009-10-16  Wolfgang Gellerich  <gellerich@de.ibm.com>
5772         * config/s390/s390.md (atype): Added missing values.
5774 2009-10-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5776         PR target/41702
5777         * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
5778         (casesi64p): Update pattern to reflect above.
5780 2009-10-15  Steve Ellcey  <sje@cup.hp.com>
5782         PR rtl-optimization/41697
5783         * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
5785 2009-10-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
5787         PR target/23983
5788         * config/rs6000/predicates.md: Update copyright year.
5789         * config/rs6000/altivec.md: Ditto.
5791         * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
5792         (MD_INCLUDES): Add a2.md.
5794         * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
5795         RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
5796         (builtin_classify): New static vector to classify various builtins
5797         to get the tree attributes correct.
5798         (def_builtin): Set the attributes of builtins based on what the
5799         builtin does (i.e. memory operation, floating point, saturation
5800         need special attributes, others are pure functions).
5802         * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
5803         the builtins.
5804         (enum rs6000_builtins): Include rs6000-builtin.def to define the
5805         builtins.  Change the end marker to MAX_RS6000_BUILTINS from
5806         RS6000_BUILTIN_COUNT.
5807         (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
5808         MAX_RS6000_BUILTINS.
5810         * config/rs6000/rs6000-builtin.def: New file that combines the
5811         builtin enumeration name and attributes.
5813 2009-10-15  H.J. Lu  <hongjiu.lu@intel.com>
5815         * config/i386/linux.h (ASM_SPEC): Add --32.
5817 2009-10-15  Jakub Jelinek  <jakub@redhat.com>
5819         * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5820         and DW_TAG_template_alias.
5821         (dwarf_attr_name): Handle DW_AT_main_subprogram,
5822         DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5823         DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5824         DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5825         DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5826         and DW_AT_GNU_odr_signature.
5827         (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5828         DW_FORM_flag_present and DW_FORM_ref_sig8.
5829         (output_signature): Only print name on the first byte.
5830         (output_die): Likewise for dw_val_class_data8.
5832 2009-10-15  Alexander Monakov  <amonakov@ispras.ru>
5834         * doc/invoke.texi: Clarify that most optimizations are not enabled
5835         without -O.
5837 2009-10-15  Richard Guenther  <rguenther@suse.de>
5839         PR lto/41668
5840         * gimple.c (compare_type_names_p): Handle anonymous names
5841         differently based on new mode argument.
5842         (gimple_types_compatible_p): For structs also compare the tags.
5843         (iterative_hash_type_name): Rename to ...
5844         (iterative_hash_name): ... this.  Hash all names.
5845         (iterative_hash_gimple_type): Fix hashing the struct tag of
5846         pointer targets.  Hash field decl names.
5848 2009-10-15  Richard Guenther  <rguenther@suse.de>
5850         PR lto/41669
5851         * gimple.c (gimple_get_alias_set): Avoid recursing on
5852         invalid type topology.
5854 2009-10-15  Andrew Pinski  <andrew_pinski@playstation.sony.com>
5856         * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5858 2009-10-15  Richard Guenther  <rguenther@suse.de>
5860         * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5862 2009-10-15  Jakub Jelinek  <jakub@redhat.com>
5864         * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5865         add --with-tune{,-32,-64} configured default for -mtune if explicit
5866         -mcpu is used.
5868 2009-10-14  Daniel Gutson  <dgutson@codesourcery.com>
5870         * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5872 2009-10-14  DJ Delorie  <dj@redhat.com>
5874         * config/h8300/h8300.c (F): New.
5875         (Fpa): New.
5876         (h8300_emit_stack_adjustment): Call them.
5877         (push): Likewise.
5878         (h8300_push_pop): Likewise.
5879         (h8300_expand_prologue): Likewise.
5880         * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5881         (MUST_USE_SJLJ_EXCEPTIONS): Define.
5882         (INCOMING_RETURN_ADDR_RTX): Define.
5883         (INCOMING_FRAME_SP_OFFSET): Define.
5884         (DWARF_CIE_DATA_ALIGNMENT): Define.
5886 2009-10-14  Jakub Jelinek  <jakub@redhat.com>
5888         * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5889         fields in builtin structs.
5890         (finalize_record_size): Likewise.
5892 2009-10-14  Richard Guenther  <rguenther@suse.de>
5894         * gimple.c (gtc_ob): New global.
5895         (struct type_pair_d): Replace pointers with type UIDs.
5896         (type_pair_hash): Adjust.
5897         (type_pair_eq): Likewise.
5898         (lookup_type_pair): Likewise.  Allocate from an obstack.
5899         (gimple_force_type_merge): Adjust.
5900         (gimple_types_compatible_p): Likewise.
5901         (free_gimple_type_tables): Free the obstack.
5903 2009-10-14  Jakub Jelinek  <jakub@redhat.com>
5905         * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5906         stmts setting DEBUG_EXPR_DECLs.
5908         * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5909         Don't crash if mode1 is VOIDmode.
5911 2009-09-26  Vladimir Makarov  <vmakarov@redhat.com>
5913         * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5914         * params.h (IRA_LOOP_RESERVED_REGS): New.
5915         * tree-pass.h (pass_subregs_of_mode_init,
5916         pass_subregs_of_mode_finish): Remove.
5917         * passes.c (pass_subregs_of_mode_init,
5918         pass_subregs_of_mode_finish): Remove.
5919         (pass_reginfo_init): Move before loop optimizations.
5920         * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5921         * common.opt (fira-loop-pressure): New.
5922         * toplev.h (flag_ira_loop_pressure): New.
5923         * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5924         * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5925         Make external and void type functions.
5926         (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5927         pass_subregs_of_mode_finish): Remove.
5928         * ira-costs.c (init_costs): Call init_subregs_of_mode.
5929         * regmove.c: Include ira.h.
5930         (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5931         register pressure calculation in loops.
5932         * loop-invariant.c: Include REGS_H and ira.h.
5933         (struct loop_data): New members max_reg_pressure, regs_ref, and
5934         regs_live.
5935         (struct invariant): New member orig_regno.
5936         (curr_loop): New variable.
5937         (find_exits): Initialize regs_ref and regs_live.
5938         (create_new_invariant): Initialize orig_regno.
5939         (get_cover_class_and_nregs): New.
5940         (get_inv_cost): Make aregs_needed an array.  Use regs_needed as an
5941         array.  Add code for flag_ira_loop_pressure.
5942         (gain_for_invariant): Make new_regs an array.  Add code for
5943         flag_ira_loop_pressure.
5944         (best_gain_for_invariant): Ditto.
5945         (set_move_mark): New parameter gain.  Use it for debugging output.
5946         (find_invariants_to_move): Make regs_needed and new_regs an array.
5947         Add code for flag_ira_loop_pressure.
5948         (move_invariant_reg): Set up orig_regno.
5949         (move_invariants): Set up reg classes for pseudos for
5950         flag_ira_loop_pressure.
5951         (free_loop_data): Clear regs_ref and regs_live.
5952         (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5953         get_regno_cover_class, change_pressure, mark_regno_live,
5954         mark_regno_death, mark_reg_store, mark_reg_clobber,
5955         mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5956         (move_loop_invariants): Calculate pressure.  Initialize curr_loop.
5957         * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5958         register pressure calculation in loops if new regs were added.
5959         Call finish_subregs_of_mode.
5960         * opts.c (decode_options): Set up flag_ira_loop_pressure.
5961         * Makefile.in (loop-invariant.o): Add ira.h.
5962         (regmove.o): Ditto.
5963         * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5964         Describe.
5965         * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5967 2009-10-14  Richard Guenther  <rguenther@suse.de>
5969         * lto-symtab.c (lto_symtab_compatible): Fold in ...
5970         (lto_symtab_merge): ... here.  Rewrite both to take the
5971         prevailing and a to-be-merged entry and to queue diagnostics properly.
5972         (lto_symtab_resolve_replaceable_p): New predicate for
5973         symbol resolution.
5974         (lto_symtab_resolve_can_prevail_p): Likewise.
5975         (lto_symtab_resolve_symbols): Rewrite.  Fold in code that
5976         handles merging commons by choosing the largest decl.  Fold
5977         in code that gives ODR errors.
5978         (lto_symtab_merge_decls_2): Simplify a lot.  Emit queued
5979         diagnostics here.
5980         (lto_symtab_merge_decls_1): Re-structure.  Deal with the
5981         case of no prevailing decl here.  Diagnose mismatches
5982         in object types here.  Drop all but the prevailing decls.
5983         (lto_symtab_prevailing_decl): Return the single prevailing decl.
5984         * lto-streamer-in.c (lto_input_tree_ref): Deal with
5985         VIEW_CONVERT_EXPRs in decl slots.  Unshare the tree in this case.
5987 2009-10-14  Richard Guenther  <rguenther@suse.de>
5989         PR lto/41521
5990         * lto-streamer-in.c (input_bb): Replace debug stmts with
5991         nops instead of dropping them.
5993 2009-10-14  Nick Clifton  <nickc@redhat.com>
5995         * gcc/doc/extended.texi: Replace the dash character with @minus{}
5996         in situations where it is being used as a minus symbol.
5997         * gcc/doc/tm.texi: Likewise.
5998         * gcc/doc/md.texi: Likewise.
6000 2009-10-14  Jakub Jelinek  <jakub@redhat.com>
6002         PR preprocessor/41543
6003         * input.h (BUILTINS_LOCATION): Change to 1 from 2.
6004         Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
6005         * tree.c: Include intl.h.
6006         (expand_location): Handle BUILTINS_LOCATION.
6007         * Makefile.in (tree.o): Depend on intl.h.
6009         PR debug/41695
6010         * dwarf2out.c (dwarf2out_var_location): Always clear
6011         last_postcall_label when changing last_label.
6013 2009-10-14  Pascal Obry  <obry@adacore.com>
6015         * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
6016         (process_command): Handle -E as done with -c and -S.  Do not add
6017         the target executable suffix to the output file when -E is used.
6018         (main): Adjust error message accordingly.
6020 2009-10-14  Alexandre Oliva  <aoliva@redhat.com>
6022         PR debug/41343
6023         PR debug/41447
6024         PR debug/41264
6025         PR debug/41338
6026         * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
6027         decl with rtl.
6028         (tree_code_size): Likewise.
6030 2009-10-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6032         * builtins.c (fold_builtin_1): Support complex "arc" functions.
6033         * real.h (HAVE_mpc_arc): Define.
6035 2009-10-14  Kaz Kojima  <kkojima@gcc.gnu.org>
6037         * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
6038         (struct builtin_description): Add fndecl field.
6039         (bdesc): Remove const qualifier.  Update initializer.
6040         (sh_media_init_builtins): Remove const qualifier for d.  Record
6041         the result of add_builtin_function to the fndecl field.
6042         (sh_builtin_decl): New.
6043         (sh_media_builtin_decl): New.
6045 2009-10-14  Hans-Peter Nilsson  <hp@axis.com>
6047         PR target/38948
6048         * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
6049         requests between special registers.
6051 2009-10-13  Eric Botcazou  <ebotcazou@adacore.com>
6053         * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
6055 2009-10-13  Richard Henderson  <rth@redhat.com>
6057         PR tree-optimization/41377
6058         * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
6059         (cleanup_empty_eh_merge_phis): New change_region parameter;
6060         pass it on to redirect_eh_edge_1.  Update callers.
6061         (cleanup_empty_eh_unsplit): Don't require an existing EH label
6062         at the destination block.
6064 2009-10-13  Basile Starynkevitch  <basile@starynkevitch.net>
6066         * passes.c (register_pass): Replaced gcc_unreachable by
6067         fatal_error on failure. Mentions plugins in comments & messages.
6069 2009-10-13  Jakub Jelinek  <jakub@redhat.com>
6071         PR target/41693
6072         * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
6073         * sched-vis.c (print_value): Use it.
6074         * cselib.c (cselib_hash_rtx): Likewise.
6075         * print-rtl.c (print_rtx): Likewise.
6076         * cfgexpand.c (expand_debug_rtx): Likewise.
6077         * var-tracking.c (vt_expand_loc_callback): Likewise.
6079 2009-10-13  Richard Guenther  <rguenther@suse.de>
6081         PR lto/41565
6082         * opts.c (handle_option): Split out code to handle setting
6083         the options flag var ...
6084         (set_option): ... here.
6085         * opts.h (set_option): Declare.
6086         * lto-opts.c (register_user_option_p): Include -fexceptions
6087         and all position independent code variants.
6088         (handle_common_option): Remove.
6089         (lto_reissue_options): Use set_option.
6091 2009-10-13  Martin Jambor  <mjambor@suse.cz>
6093         PR tree-optimization/41661
6094         * ipa-prop.c (compute_complex_pass_through): Allow only operations
6095         that are tcc_comparisons or do not change the type in any
6096         un-usleless way.
6097         * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
6098         folding tcc_comparison operations.
6100 2009-10-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6102         * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
6103         properly.
6105 2009-10-12  Alexandre Oliva  <aoliva@redhat.com>
6107         PR debug/41343
6108         PR debug/41447
6109         PR debug/41264
6110         PR debug/41338
6111         * tree.def (DEBUG_EXPR_DECL): New.
6112         * rtl.def (DEBUG_EXPR): New.
6113         * gengtype.c (adjust_field_rtx_def): Handle it.
6114         * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
6115         (insert_debug_temp_for_var_def): ... this.  Drop support for
6116         moving.  Take iterator for def stmt; insert debug stmt before it.
6117         Scan early for use count and kind in debug stmts.
6118         (propagate_defs_into_debug_stmts): Rename to...
6119         (insert_debug_temps_for_defs): ... this.  Likewise.
6120         * tree.h (DEBUG_TEMP_UID): New.
6121         * tree.c (next_debug_decl_uid): New.
6122         (make_node_stat): Count debug decls separately.
6123         (copy_node_stat): Likewise.
6124         * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
6125         * var-tracking.c (dv_is_decl_p): Recognize it.
6126         (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
6127         (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
6128         (vt_expand_loc_callback): Expand DEBUG_EXPRs.
6129         (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
6130         * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
6131         (cselib_hash_rtx): Likewise.
6132         (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
6133         * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
6134         debug bind stmts.
6135         * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
6136         (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
6137         * rtl.c (copy_rtx): Likewise.
6138         (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
6139         * print-rtl.c (print_rtx): Likewise.
6140         * sched-vis.c (print_value): Likewise.
6141         (print_insn): Handle DEBUG_EXPR_DECL.
6142         * tree-dump.c (dequeue_and_dump): Likewise.
6143         * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
6144         * gimple-iterator (gsi_replace): Check for same lhs.
6145         (gsi_remove): Insert debug temps.
6146         * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
6147         (move_computations_stmt): Drop explicit propagation into debug stmts.
6148         (rewrite_bittest): Likewise.  Use gsi_remove for propagation.
6149         * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
6150         * tree-ssa-sink.c (statement_sink_location): Likewise.
6151         * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
6152         * tree-ssanames.c (release_ssa_name): Adjust for rename.
6153         * tree-flow.h: Likewise.
6154         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
6155         debug temps without values.
6156         (eliminate_unnecessary_stmts): Don't discard just-inserted
6157         debug stmts.
6159 2009-10-12  Hans-Peter Nilsson  <hp@axis.com>
6161         PR target/26515
6162         * config/cris/cris.md (andu): Check that operand 1 is one of the
6163         general registers.  Fix typo in head comment.
6165 2009-10-12  Stefan Dösinger  <stefan@codeweavers.com>
6167         * config/i386/i386.md (vswapmov): New.
6168         * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
6169         (ix86_function_ms_hook_prologue): New.
6170         (ix86_expand_prologue): Handle ms_hook_prologue attribute.
6171         * configure.ac: Test for swap suffix support in as.
6172         * configure: Rebuild.
6174 2009-10-12  Jakub Jelinek  <jakub@redhat.com>
6176         PR target/41680
6177         * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
6178         paradoxical subregs to prevent partial register stalls if the inner
6179         mode is integer mode.
6181 2009-10-12  Uros Bizjak  <ubizjak@gmail.com>
6183         * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
6185 2009-10-12  Dodji Seketeli  <dodji@redhat.com>
6187         PR c++/41570
6188         * gcc/dwarf2out.c (template_parameter_pack_die,
6189         gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
6191 2009-10-12  Alexandre Oliva  <aoliva@redhat.com>
6193         PR debug/41616
6194         * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
6195         on updates too.
6196         (maybe_register_def): Likewise.  Take stmt iterator.
6197         (rewrite_update_stmt): Take stmt iterator and pass it on.
6198         (rewrite_update_enter_block): Pass stmt iterator.
6200 2009-10-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
6202         * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
6203         (spu_builtin_decl): New function.
6205 2009-10-12  Uros Bizjak  <ubizjak@gmail.com>
6207         * config/i386/i386.md (SWIM): New mode iterator.
6208         (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
6209         using SWIM mode iterator.
6210         (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
6211         patterns using SWI48 mode iterator.
6212         (*x86_mov<mode>cc_0_m1_se):  Macroize insn from
6213         *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
6214         (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
6215         (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
6216         patterns using SWI248 mode iterator.
6217         * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
6218         gen_x86_movdicc_0_m1_rex64 for renamed function
6220 2009-10-11  Jose Ruiz  <ruiz@adacore.com>
6221             Eric Botcazou  <ebotcazou@adacore.com>
6223         PR target/33743
6224         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
6225         * config/sparc/sol2-unwind.h: New file.
6227 2009-10-11  Olivier Hainque  <hainque@adacore.com>
6228             Eric Botcazou  <ebotcazou@adacore.com>
6230         PR target/33743
6231         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
6232         * config/i386/sol2-unwind.h: New file.
6234 2009-10-11  H.J. Lu  <hongjiu.lu@intel.com>
6236         PR target/41665
6237         * config/i386/i386.md (addsi_1_zext): Get the proper second
6238         operand for lea.
6240 2009-10-11  Richard Sandiford  <rdsandiford@googlemail.com>
6242         * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
6243         all OLD_RTXes, not just REGs.  Use copy_rtx to create the
6244         replacement value.
6246 2009-10-11  Richard Guenther  <rguenther@suse.de>
6248         * gimple.c (iterative_hash_type_name): Do not handle special
6249         anonymous names.
6251 2009-10-11  Uros Bizjak  <ubizjak@gmail.com>
6253         * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
6254         (*setcc_si_1_and): Ditto.
6255         (*setcc_si_1_movzbl): Ditto.
6256         (*setcc_<mode>_2): Ditto.
6257         (*setcc_qi): Rename from *setcc_1.
6258         (*setcc_qi_slp): Rename from *setcc_2.
6260         (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
6261         (*zero_extendqisi2_movzbw_and splitter): Ditto.
6263         * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
6264         "if" condition, there is already assert with reload_completed present.
6266 2009-10-11  Gerald Pfeifer  <gerald@pfeifer.com>
6268         * plugin.c (try_init_one_plugin): Improve constness of variable err.
6270 2009-10-10  Gerald Pfeifer  <gerald@pfeifer.com>
6272         * doc/install.texi (Final install): Refer to
6273         http://gcc.gnu.org/bugs/ for bug reporting.
6275 2009-10-10  Peter Bergner  <bergner@vnet.ibm.com>
6277         * configure.ac: Add test for dci instruction.
6278         * configure: Regenerate.
6279         * config.in: Likewise.
6280         * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
6281         * doc/invoke.texi: Add cpu_type 476 and 476fp.
6282         (-mmulhw): Add 476 to description.
6283         (-mdlmzb): Likewise.
6284         * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
6285         * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
6286         (processor_target_table): Add 476 and 476fp entries.
6287         (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
6288         (rs6000_issue_rate): Add CPU_PPC476.
6289         * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
6290         (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
6291         (processor_type): Add PROCESSOR_PPC476.
6292         (EXTRA_SPECS): Add asm_cpu_476 string.
6293         * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
6294         (define_attr "cpu"): Add ppc476.
6295         Include 476.md.
6296         Update comments for 476.
6297         (isel_signed, isel_unsigned): Change to use "isel" type attribute.
6298         * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
6299         Update copyright year.
6300         * config/rs6000/476.md: New file.
6301         * config/rs6000/40x.md: Add description for "isel" attribute.
6302         Update copyright year.
6303         * config/rs6000/440.md: Likewise.
6304         * config/rs6000/603.md: Likewise.
6305         * config/rs6000/6xx.md: Likewise.
6306         * config/rs6000/7450.md: Likewise.
6307         * config/rs6000/7xx.md: Likewise.
6308         * config/rs6000/8540.md: Likewise.
6309         * config/rs6000/cell.md: Likewise.
6310         * config/rs6000/e300c2c3.md: Likewise.
6311         * config/rs6000/e500mc.md: Likewise.
6312         * config/rs6000/mpc.md: Likewise.
6313         * config/rs6000/power4.md: Likewise.
6314         * config/rs6000/power5.md: Likewise.
6315         * config/rs6000/power6.md: Likewise.
6316         * config/rs6000/power7.md: Likewise.
6317         * config/rs6000/rios1.md: Likewise.
6318         * config/rs6000/rios2.md: Likewise.
6319         * config/rs6000/rs64.md: Likewise.
6321 2009-10-10  Richard Guenther  <rguenther@suse.de>
6323         PR tree-optimization/41654
6324         * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
6325         a cond expr before calling gimple_cond_set_condition_from_tree.
6326         (ifcombine_iforif): Likewise.
6328 2009-10-09  Ian Lance Taylor  <iant@google.com>
6330         * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
6331         * configure: Rebuild.
6333 2009-10-09  Neil Vachharajani <nvachhar@google.com>
6335         * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
6336         deprecated.
6338 2009-10-09  Richard Guenther  <rguenther@suse.de>
6340         PR lto/41638
6341         * target-def.h (TARGET_BUILTIN_DECL): Define.
6342         (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
6343         * target.h (struct gcc_target): Add builtin_decl target hook.
6344         * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
6345         * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
6346         target builtins.
6347         * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
6348         not gcc_unreachable.
6349         (lto_output_builtin_tree): Sorry if the target does not support
6350         streaming target builtins.
6351         * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
6352         (rs6000_builtin_decl): New function.
6353         * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
6354         (ix86_builtin_decl): New function.
6356 2009-10-09  Jakub Jelinek  <jakub@redhat.com>
6358         PR preprocessor/41445
6359         * c-ppoutput.c (do_line_change): New function.
6360         (cb_line_change): Use it.
6361         (scan_translation_unit): Call do_line_change if
6362         avoid_paste or PREV_WHITE and token location is on a different line
6363         than print.src_line.
6365         PR debug/40521
6366         * dwarf2out.c (dwarf2out_init): Test whether
6367         HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
6368         it is defined.
6370         PR rtl-optimization/41646
6371         * calls.c (expand_call): For BLKmode types returned in registers
6372         avoid likely spilled hard regs in copy_blkmode_from_reg generated
6373         insns.
6375 2009-10-09  Richard Guenther  <rguenther@suse.de>
6377         PR tree-optimization/41634
6378         * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
6379         we remove the correct elements.
6380         (optimize_stmt): Make sure to update stmt operands before
6381         optimizing redundancies.
6383 2009-10-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6385         * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
6387 2009-10-09  Richard Guenther  <rguenther@suse.de>
6389         PR driver/41637
6390         * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
6391         globals.
6392         (lto_wrapper_exit): New function.
6393         (fatal): Use it.
6394         (fatal_perror): Likewise.
6395         (fork_execute): Use global args_name, do not free it.
6396         (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
6397         * lto-streamer.h: Remove duplicate prototypes.
6399 2009-10-09  Richard Guenther  <rguenther@suse.de>
6401         * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
6402         before calling stmt_can_throw_external.
6404 2009-10-09  Eric Botcazou  <ebotcazou@adacore.com>
6406         PR tree-optimization/40071
6407         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
6408         pointer if the original data reference doesn't conflict with the
6409         created vector data reference.  Fix long line.
6411 2009-10-09  Uros Bizjak  <ubizjak@gmail.com>
6413         * config/i386/i386.md (any_div): New code iterator.
6414         (u): Handle div and udiv.
6415         (sgnprefix): Ditto.
6416         (<u>divqi3): Macroize insn from {,u}divqi3  using any_div
6417         code iterator.
6418         (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
6419         lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
6420         (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
6421         lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
6423 2009-10-08  Joseph Myers  <joseph@codesourcery.com>
6425         * gcc.c (main): Remove trailing "." from diagnostics.
6427 2009-10-08  Cary Coutant  <ccoutant@google.com>
6429         Add support for debugging with ICF (Identical Code Folding).
6430         * calls.c (debug.h): New #include.
6431         (emit_call_1): Call virtual_call_token debug hook.
6432         * common.opt (-fenable-icf-debug): New option.
6433         * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
6434         locations in the source).
6435         (poc_label_num): New variable.
6436         (dcall_entry, vcall_entry): New typedefs.
6437         (dcall_table, vcall_table): New variables.
6438         (struct vcall_insn): New type.
6439         (vcall_insn_table): New variable.
6440         (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
6441         (size_of_dcall_table): New function.
6442         (output_dcall_table): New function.
6443         (size_of_vcall_table): New function.
6444         (output_vcall_table): New function.
6445         (dwarf2out_direct_call): New function.
6446         (vcall_insn_table_hash): New function.
6447         (vcall_insn_table_eq): New function.
6448         (dwarf2out_virtual_call_token): New function.
6449         (dwarf2out_virtual_call): New function.
6450         (dwarf2out_init): Allocate new tables and sections.
6451         (prune_unused_types): Mark DIEs referenced from direct call table.
6452         (dwarf2out_finish): Output direct and virtual call tables.
6453         * final.c (final_scan_insn): Call direct_call and virtual_call
6454         debug hooks.
6455         * debug.h (struct gcc_debug_hooks): Add direct_call,
6456         virtual_call_token, virtual_call hooks.
6457         (debug_nothing_uid): New function.
6458         * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
6459         (debug_nothing_uid): New function.
6460         * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
6461         (xcoff_debug_hooks): Likewise.
6462         * sdbout.c (sdb_debug_hooks): Likewise.
6463         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6464         * doc/invoke.texi (-fenable-icf-debug): New option.
6466 2009-10-08  Alexandre Oliva  <aoliva@redhat.com>
6468         PR debug/41353
6469         * regmove.c (regmove_backward_pass): Replace src with dst in the
6470         debug insn, and check for dst before rather than after.
6472 2009-10-08  Janis Johnson <janis187@us.ibm.com>
6474         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
6475         (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
6477 2009-10-08  Jan Hubicka  <jh@suse.cz>
6479         PR middle-end/41626
6480         * cgraphbuild.c (record_reference): When parameter DATA is NULL,
6481         do not mark cgraph nodes as needed.
6482         (record_references_in_initializer): Add new only_vars parameter.
6483         * cgraph.h (record_references_in_initializer): New parameter.
6484         * varasm.c (assemble_variable): Update call.
6485         * varpool.c (varpool_analyze_pending_decls): Always look for
6486         referenced vars.
6488 2009-10-08  Anatoly Sokolov  <aesok@post.ru>
6490         * config/avr/avr.c (last_insn_address) Remove variable.
6491         (expand_prologue): Don't initialise last_insn_address variable.
6492         (final_prescan_insn): Don't output insn size.
6493         * config/avr/avr.opt (msize): Remove switch.
6494         * doc/invoke.texi (AVR Options): Remove documentation of -msize
6495         switch.
6497 2009-10-08  Adam Nemet  <anemet@caviumnetworks.com>
6499         * combine.c (label_tick_ebb_start): Fix comment.
6500         (combine_instructions): Set label_tick and label_tick_ebb_start before
6501         calling setup_incoming_promotions.  Start them from 1.  Increment
6502         label_tick instead of deriving it from the BB index.  Rather than
6503         comparing ticks use the block from the previous iteration to decide
6504         whether to start a new EBB.  Remove empty lines before function.
6506 2009-10-08  Michael Matz  <matz@suse.de>
6508         PR middle-end/41573
6509         * builtins.c (fold_builtin_isascii): Use fold_build2.
6510         (fold_builtin_isdigit): Ditto.
6511         * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
6512         * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
6513         remove_useless_stmts_cond, remove_useless_stmts_tf,
6514         remove_useless_stmts_tc, remove_useless_stmts_bind,
6515         remove_useless_stmts_goto, remove_useless_stmts_label,
6516         remove_useless_stmts_1, remove_useless_stmts,
6517         pass_remove_useless_stmts): Remove.
6518         * tree-pass.h (pass_remove_useless_stmts): Don't declare.
6519         * passes.c (init_optimization_passes): Don't add
6520         pass_remove_useless_stmts.
6521         * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
6522         * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
6523         static constants.
6524         * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
6525         for static constants.
6526         * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
6527         * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
6529 2009-10-08  Richard Guenther  <rguenther@suse.de>
6531         * gimple.c (free_gimple_type_tables): New function.
6532         * gimple.h (free_gimple_type_tables): Declare.
6534 2009-10-07  Mark Heffernan  <meheff@google.com>
6536         * ipa-prop.c (ipa_print_node_params) Only print
6537         names of named arguments.
6539 2009-10-08  Rafael Avila de Espindola  <espindola@google.com>
6541         * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
6542         being statically linked.
6544 2009-10-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6546         * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
6548 2009-10-08  Jan Hubicka  <jh@suse.cz>
6550         PR bootstrap/41620
6551         * ipa.c (cgraph_externally_visible_p,
6552         function_and_variable_visibility,
6553         whole_program_function_and_variable_visibility): Skip non-finalized
6554         nodes.
6556 2009-10-08  Nick Clifton  <nickc@redhat.com>
6558         * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
6559         CONST_DOUBLEs.
6561 2009-10-08  Andreas Tobler  <a.tobler@schweiz.org>
6563         PR bootstrap/37739
6564         * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
6566 2009-10-07  Joseph Myers  <joseph@codesourcery.com>
6568         PR c/41182
6569         * c-common.c (c_fully_fold_internal): Strip nops from the result
6570         of recursive calls to c_fully_fold_internal.
6571         (c_wrap_maybe_const): New.
6572         (c_save_expr): Use c_wrap_maybe_const.
6573         * c-common.h (c_wrap_maybe_const): Declare.
6574         * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
6575         build_binary_op): Use c_wrap_maybe_const.
6577 2009-10-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6579         * real.c: Fix comment to reflect actual exponent size.
6581 2009-10-08  Ben Elliston  <bje@au.ibm.com>
6583         * config/rs6000/a2.md: Add FSF comment header.
6585 2009-10-07  Uros Bizjak  <ubizjak@gmail.com>
6587         * config/i386/i386.md (any_extend): New code iterator.
6588         (u, s): New code attributes.
6589         (sgnprefix): Ditto.
6590         (DWIH): Rewrite as code iterator for SI and DI modes.
6591         (DWI): Rewrite as mode attribute.
6592         (dwi): New mode attribute.
6593         (di): Depend on SI mode and DI mode.
6594         (doubleint_general_operand): Remove mode attribute.
6596         (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
6597         DWIH mode iterator.
6599         (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
6600         (*sub<mode>3_doubleword): Ditto.
6602         (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
6603         using SWIM248 mode iterator.
6604         (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
6605         using SWI48 mode iterator.
6606         (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
6607         patterns using DWIH mode iterator and any_extend code iterator.
6608         (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
6609         using any_extend code iterator.
6610         (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
6611         patterns using DWIH mode iterator and any_extend code iterator.
6612         (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
6613         using any_extend code iterator.
6614         (<s>mul<mode>3_highpart): Macroize expander from
6615         {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
6616         and any_extend code iterator.
6617         (*<s>muldi3_highpart_1): Macroize insn from
6618         *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
6619         (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
6620         patterns using any_extend code iterator.
6621         (*<s>mulsi3_highpart_zext): Macroize insn from
6622         *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
6624 2009-10-07  Jakub Jelinek  <jakub@redhat.com>
6626         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
6627         DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
6628         refering to a DIE with DW_AT_const_value.
6630 2009-10-07  Vladimir Makarov  <vmakarov@redhat.com>
6632         PR middle-end/22072
6633         * ira-lives.c (check_and_make_def_conflict): Process all operands.
6635 2009-10-06  Jan Hubicka  <jh@suse.cz>
6637         * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
6638         correctly.
6640 2009-10-06  Uros Bizjak  <ubizjak@gmail.com>
6642         * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
6643         *lea_2_rex64): Move before *add<mode>_1 pattern.
6645 2009-10-07  Jan Hubicka  <jh@suse.cz>
6647         * collect2.c (main): Add -fno-whole-program.
6648         * gcc.c (set_collect_gcc_options): Do not remove whole program here.
6650 2009-10-07  Jan Hubicka  <jh@suse.cz>
6652         * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
6653         has no address taken.
6654         * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
6655         never needed.
6656         (cgraph_clone_node): Clear externally_visible flag for clones.
6657         * cgraph.h (cgraph_only_called_directly_p,
6658         cgraph_can_remove_if_no_direct_calls_p): New predicates.
6659         * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
6660         * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
6661         (ipcp_initialize_node_lattices, ipcp_estimate_growth,
6662         ipcp_insert_stage): Likwise.
6663         * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
6664         externally_visible flag.
6665         (verify_cgraph_node): Verify that inline clones look right.
6666         (process_function_and_variable_attributes): Do not set
6667         externally_visible flags.
6668         (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
6669         been already run.
6670         * lto-cgraph.c (lto_output_node): Assert that inline clones are not
6671         boundaries.
6672         * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
6673         clear externally_visible when turning into inline clones
6674         (cgraph_mark_inline_edge): Use new predicates.
6675         (cgraph_estimate_growth): Likewise.
6676         (cgraph_decide_inlining): Likewise.
6677         * ipa.c (cgraph_postorder): Likewise.
6678         (cgraph_remove_unreachable_nodes): Likewise; sanity check
6679         that inline clones are not needed.
6680         (cgraph_externally_visible_p): New predicate.
6681         (function_and_variable_visibility): Add whole_program parameter;
6682         always set externally_visible flag; handle COMDAT function
6683         privatization.
6684         (local_function_and_variable_visibility): New function.
6685         (gate_whole_program_function_and_variable_visibility): New function.
6686         (whole_program_function_and_variable_visibility): New function.
6687         (pass_ipa_whole_program_visibility): New function.
6688         * passes.c  (init_optimization_passes): Add whole program visibility
6689         pass.
6690         (do_per_function_toporder, function_called_by_processed_nodes_p): Do
6691         not care about needed/reachable flags.
6692         * varpool.c: Include flags.h
6693         (decide_is_variable_needed): When doing LTO assume whole-program mode.
6694         (varpool_finalize_decl): When we are in LTO read-back, all variables
6695         are analyzed.
6696         (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
6698 2009-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6700         * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
6701         add MASK_HARD_DFP.
6703 2009-10-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6705         * config.gcc: Don't include the makefile fragments intended for
6706         libgcc.
6707         * config/s390/fixdfdi.h: File removed.
6708         * config/s390/libgcc-glibc.ver: File removed.
6709         * config/s390/s390.h: Remove the fixdfdi.h hack.
6710         * config/s390/t-crtstuff: File moved to libgcc dir.
6711         * config/s390/t-linux: Likewise.
6712         * config/s390/t-tpf: libgcc specific parts removed.
6713         * config/s390/t-linux64: Likewise.
6715 2009-10-06  Jerry Quinn  <jlquinn@optonline.net>
6717         * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
6718         (lto-compress.o): Likewise.
6720 2009-10-07  Danny Smith  <dannysmith@users.sourceforge.net>
6722         PR target/41512
6723         * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
6724         dllexport to class members here.
6725         (i386_pe_determine_dllimport_p): Only check static class data for
6726         definition.
6727         (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
6728         * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
6729         functions for vague linkage.
6730         (i386_pe_type_dllexport_p): Fix formatting.
6731         (maybe_add_dllexport) New function.
6732         (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
6733         to class members.
6735 2009-10-07  Ben Elliston  <bje@au.ibm.com>
6737         * config/rs6000/a2.md: Remove duplicated lines.
6739 2009-10-07  Ben Elliston  <bje@au.ibm.com>
6741         * config.gcc (powerpc*-*-*): Handle a2.
6742         * config/rs6000/rs6000.md (cpu): Add ppca2.  Include "a2.md".
6743         * config/rs6000/a2.md: New file.
6744         * config/rs6000/rs6000.opt (mno-update): New.
6745         (mupdate): Return to using a mask, not a var.
6746         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
6747         (enum processor_type): Add PROCESSOR_PPCA2.
6748         * config/rs6000/rs6000.c (ppca2_cost): New costs.
6749         (rs6000_override_options): Add "a2" to processor_target_table.
6750         Update rs6000_always_hint logic.  Correctly set rs6000_cost for a2.
6751         * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
6753 2009-10-06  Uros Bizjak  <ubizjak@gmail.com>
6755         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6756         Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
6757         reference to nonexistent gen_truncxfxf2 function.
6759 2009-10-06  Uros Bizjak  <ubizjak@gmail.com>
6761         * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
6762         (DWIH, g, di, doubleint_general_operand): New mode attributes.
6763         (general_operand): Handle TI mode.
6764         (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
6765         using SDWIM mode iterator.
6766         (*add<mode>3_doubleword): New insn_and_split pattern.  Macroize
6767         pattern from *add{di,ti}3_1 patterns and corresponding splitters
6768         using DWI mode iterator.
6769         (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
6770         patterns using SWI mode iterator.
6771         (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
6772         using SWI48 mode iterator.
6773         (*add<mode>_1): Ditto from add{si,di}_1 patterns.
6774         (*add<mode>_2): Ditto from add{si,di}_2 patterns.
6775         (*add<mode>_3): Ditto from add{si,di}_3 patterns.
6776         (*add<mode>_5): Ditto from add{si,di}_5 patterns.
6777         (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
6778         using SDWIM mode iterator.
6779         (*sub<mode>3_doubleword): New insn_and_split pattern.  Macroize
6780         pattern from *sub{di,ti}3_1 patterns and corresponding splitters
6781         using DWI mode iterator.
6782         (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
6783         patterns using SWI mode iterator.
6784         (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
6785         (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
6786         (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
6787         (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
6788         patterns using plusminus code iterator.
6789         (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
6790         sub<mode>3 patterns using plusminus code iterator.
6791         * config/i386/i386.c (override_options): Update the call to
6792         gen_subdi_carry_rex64 for renamed function.
6793         (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
6794         and gen_adddi3_carry_rex64 for renamed functions.  Use indirect
6795         calls to instruction expanders.
6797 2009-10-06  Martin Jambor  <mjambor@suse.cz>
6799         PR bootstrap/41395
6800         * opts.c (decode_options): Run IPA-SRA at -O2.
6802 2009-10-06  Richard Guenther  <rguenther@suse.de>
6804         * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
6806 2009-10-06  Tobias Burnus  <burnus@net-b.de>
6808         PR lto/41591
6809         * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
6810         -flto and -fwhole-program flags can be combined.
6812 2009-10-06  Ryan Mansfield  <rmansfield@qnx.com>
6814         PR driver/41217
6815         * gcc.c (process_command): Check that -o argument was specified.
6817 2009-10-06  Jerry Quinn  <jlquinn@optonline.net>
6819         * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6821 2009-10-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
6823         * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6824         * doc/invoke.texi (Warning Options): Annotate allowed languages
6825         for -Wunsuffixed-float-constants.
6827 2009-10-05  Jakub Jelinek  <jakub@redhat.com>
6829         * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6830         DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6831         same name and isn't the main variant.
6833         PR debug/41558
6834         * dwarf2out.c (loc_by_reference): Removed.
6835         (dw_loc_list_1): New function.
6836         (dw_loc_list): Remove toplev argument, add want_address argument.
6837         Don't look at decl_by_reference_p at all.  Use dw_loc_list_1.
6838         (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6839         want_address == 2 to dw_loc_list.  For successful dw_loc_list
6840         set have_address to 1 only if want_address is not 0.
6842 2009-10-05  Richard Sandiford  <rdsandiford@googlemail.com>
6844         * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6845         * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6846         a code block followed by two pointers.
6847         (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6848         * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6849         (MIPS_MOVE): Likewise.
6850         (MIPS_LUI): Likewise.
6851         (MIPS_JR): Likewise.
6852         (MIPS_BAL): Likewise.
6853         (MIPS_NOP): Likewise.
6854         (mips_asm_trampoline_template): Delete.
6855         (mips_trampoline_code_size): New function.
6856         (mips_trampoline_init): Add shorter sequences for all cases
6857         except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6858         Calculate the opcodes directly, rather than copying from a template.
6859         Only flush the code part of the trampoline.
6860         (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6862 2009-10-05  Richard Sandiford  <rdsandiford@googlemail.com>
6864         * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6865         GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6866         (INCOMING_RETURN_ADDR_RTX): Likewise.
6867         (FUNCTION_PROFILER): Likewise.  Replace GP_REG_FIRST + 1
6868         with AT_REGNUM.
6869         * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6870         with RETURN_ADDR_REGNUM.
6871         (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6872         * config/mips/mips.c (mips16_build_call_stub): Replace
6873         GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6874         with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6875         (mips_print_operand_punctuation): Likewise.
6876         (mips_frame_set): Likewise.
6877         (mips16e_output_save_restore): Likewise.
6878         (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6879         (mips_save_reg_p): Likewise.
6880         (mips_return_addr): Likewise.
6881         (mips_set_return_address): Likewise.
6882         (mips_direct_save_slot_move_p): Likewise.
6883         (mips_output_function_prologue): Likewise.
6884         (mips_restore_reg): Likewise.
6885         (mips_expand_epilogue): Likewise.
6886         (mips_epilogue_uses): Likewise.
6887         * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6888         (*mov<mode>_ra): Use it instead of a hard-coded 31.
6889         (clear_hazard_<mode>): Likewise.
6890         (call_internal): Likewise.
6891         (call_internal_direct): Likewise.
6892         (call_direct_split): Likewise.
6893         (call_value_internal): Likewise.
6894         (call_value_split): Likewise.
6895         (call_value_internal_direct): Likewise.
6896         (call_value_direct_split): Likewise.
6897         (call_value_multiple_internal): Likewise.
6898         (call_value_multiple_split): Likewise.
6900 2009-10-05  Eric Botcazou  <ebotcazou@adacore.com>
6901             Jakub Jelinek  <jakub@redhat.com>
6903         PR rtl-optimization/41511
6904         * combine.c (record_value_for_reg): Pass explicit values as argument
6905         to get_last_value_validate.
6906         (get_last_value_validate): Document INSN parameter.
6907         For non-readonly MEMs, assume they might have been modified if INSN
6908         was in another basic block.
6909         (get_last_value): Minor reformatting.
6911 2009-10-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
6913         PR tree-opt/40992
6914         * final.c (asm_str_count): Split out from asm_insn_count.
6915         * rtl.h (asm_str_count): New prototype.
6916         * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6917         asm_str_count.
6919 2009-10-05  Sriraman Tallam  <tmsriram@google.com>
6921         * doc/plugins.texi: Change plugin_pass to register_pass_info.
6923 2009-10-05  Basile Starynkevitch  <basile@starynkevitch.net>
6924             Rafael Espindola  <espindola@google.com>
6926         * gengtype.c (write_types): Moved call to write_func_for_structure
6927         into seperate loops.
6929 2009-10-05  Richard Guenther  <rguenther@suse.de>
6931         PR lto/41281
6932         * lto-cgraph.c (output_cgraph): Output toplevel asms.
6933         (input_cgraph_1): Input toplevel asms.
6935 2009-10-05  Richard Guenther  <rguenther@suse.de>
6937         PR lto/40902
6938         * lto-symtab.c (lto_compatible_attributes_p): Remove.
6939         (external_aggregate_decl_p): Likewise.
6940         (lto_symtab_compatible): Re-structure.  Remove dead code.
6941         For variables ignore toplevel qualifiers when comparing types.
6942         Issue warnings, not errors for mismatched user-alignment.
6944 2009-10-05  Richard Guenther  <rguenther@suse.de>
6946         PR lto/41552
6947         PR lto/41487
6948         * lto-symtab.c (struct lto_symtab_base_def): Remove.
6949         (struct lto_symtab_identifier_def): Likewise.
6950         (struct lto_symtab_decl_def): Likewise.
6951         (struct lto_symtab_entry_def): New.
6952         (lto_symtab_identifier_t): Rename to ...
6953         (lto_symtab_entry_t): ... this.
6954         (lto_symtab_decls): Remove.
6955         (lto_symtab_base_hash): Rename to ...
6956         (lto_symtab_entry_hash): ... this.
6957         (lto_symtab_base_eq): Rename to ...
6958         (lto_symtab_entry_eq): ... this.
6959         (lto_symtab_base_marked_p): Rename to ...
6960         (lto_symtab_entry_marked_p): ... this.
6961         (lto_symtab_identifier_marked_p): Remove.
6962         (lto_symtab_decl_marked_p): Likewise.
6963         (lto_symtab_maybe_init_hash_tables): Rename to ...
6964         (lto_symtab_maybe_init_hash_table): ... this.
6965         (lto_symtab_set_resolution_and_file_data): Remove.
6966         (lto_symtab_register_decl): New function.
6967         (lto_symtab_get_identifier): Remove.
6968         (lto_symtab_get): New function.
6969         (lto_symtab_get_resolution): Adjust.
6970         (lto_symtab_get_identifier_decl): Remove.
6971         (lto_symtab_set_identifier_decl): Likewise.
6972         (lto_symtab_merge_decl): Rename to ...
6973         (lto_symtab_merge): ... this.  Rewrite.
6974         (lto_symtab_merge_var): Remove.
6975         (lto_symtab_merge_fn): Likewise.
6976         (lto_symtab_prevailing_decl): Adjust.
6977         (lto_cgraph_replace_node): New function.
6978         (lto_symtab_merge_decls_2): Likewise.
6979         (lto_symtab_merge_decls_1): Likewise.
6980         (lto_symtab_fixup_var_decls): Likewise.
6981         (lto_symtab_resolve_symbols): Likewise.
6982         (lto_symtab_merge_decls): Likewise.
6983         (lto_symtab_prevailing_decl): Adjust.
6984         (lto_symtab_get_symtab_def): Remove.
6985         (lto_symtab_get_file_data): Likewise.
6986         (lto_symtab_clear_resolution): Adjust.
6987         (lto_symtab_clear_resolution): Likewise.
6988         * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6989         (input_cgraph_1): Likewise.
6990         * lto-streamer-in.c (get_resolution): Do not provide fake
6991         symbol resolutions here.
6992         (deferred_global_decls): Remove.
6993         (lto_register_deferred_decls_in_symtab): Likewise.
6994         (lto_register_var_decl_in_symtab): Change signature, register
6995         variable via lto_symtab_register_decl.
6996         (lto_register_function_decl_in_symtab): Likewise.
6997         (lto_read_tree): Adjust.
6998         * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6999         (lto_symtab_merge_var): Likewise.
7000         (lto_symtab_merge_fn): Likewise.
7001         (lto_symtab_register_decl): Declare.
7002         (lto_symtab_merge_decls): Likewise.
7004 2009-10-05  Richard Guenther  <rguenther@suse.de>
7006         PR tree-optimization/23821
7007         * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
7008         * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
7009         simple IV increments.
7011 2009-10-05  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
7013         * config/arm/arm.c (arm_override_options): Really initialize
7014         flag_dwarf2_cfi_asm to 0.
7016 2009-10-05  Doug Kwan  <dougkwan@google.com>
7018         PR rtl-optimization/41574
7019         * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
7020         floating point and we are not doing unsafe math optimizations.
7022 2009-10-03  Simon Baldwin  <simonb@google.com>
7023             Cary Coutant  <ccoutant@google.com>
7024             Rafael Espindola  <espindola@google.com>
7025             Richard Guenther  <rguenther@suse.de>
7026             Jan Hubicka  <jh@suse.cz>
7027             Doug Kwan <dougkwan@google.com>
7028             H.J. Lu  <hongjiu.lu@intel.com>
7029             Bill Maddox  <maddox@google.com>
7030             Ryan Mansfield  <rmansfield@qnx.com>
7031             Diego Novillo  <dnovillo@google.com>
7032             Ollie Wild  <aaw@google.com>
7033             Kenneth Zadeck  <zadeck@naturalbridge.com>
7035         * lto-cgraph.c: New file.
7036         * lto-compress.c: New file.
7037         * lto-compress.h: New file.
7038         * lto-opts.c: New file.
7039         * lto-section-in.c: New file.
7040         * lto-section-out.c: New file.
7041         * lto-streamer-in.c: New file.
7042         * lto-streamer-out.c: New file.
7043         * lto-streamer.c: New file.
7044         * lto-streamer.h: New file.
7045         * lto-symtab.c: New file.
7046         * lto-wpa-fixup.c: New file.
7047         * lto-wrapper.c: New file.
7049 2009-10-03  Simon Baldwin  <baldwin@google.com>
7050             Ben Elliston  <bje@au.ibm.com>
7051             Rafael Espindola  <espindola@google.com>
7052             Nathan Froyd  <froydnj@codesourcery.com>
7053             Jan Hubicka  <jh@suse.cz>
7054             Doug Kwan  <dougkwan@google.com>
7055             Diego Novillo  <dnovillo@google.com>
7056             Kenneth Zadeck  <zadeck@naturalbridge.com>
7058         * Makefile.in (enable_lto): New.
7059         (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
7060         (LINKER_PLUGIN_API_H): Define.
7061         (LTO_SYMTAB_H): Define.
7062         (LTO_STREAMER_H): Define.
7063         (TREE_VECTORIZER_H): Define.
7064         (INCLUDES): Add LIBELFINC.
7065         (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
7066         lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
7067         lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
7068         (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
7069         (native): Add lto-wrapper$(exeext)
7070         (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
7071         lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
7072         lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
7073         (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
7074         (varasm.o): Add dependency on tree-iterator.h.
7075         (cgraph.o): Add dependency on cif-code.def.
7076         (ipa-reference.o): Add dependency on LTO_STREAMER_H.
7077         (ipa-pure-const.o): Likewise.
7078         (GTFILES): Add lto-symtab.c.
7079         (install-lto-wrapper): New.
7080         * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
7081         and enable_lto.  If LIBELFLIBS is set, define HAVE_libelf.
7082         * config.in: Regenerate.
7084 2009-10-03  Rafael Espindola  <espindola@google.com>
7085             Diego Novillo  <dnovillo@google.com>
7087         * cgraphunit.c (ipa_passes): Prevent lto1 from calling
7088         ipa_write_summaries.
7089         Call execute_ipa_summary_passes for all_regular_ipa_passes and
7090         all_lto_gen_passes.
7091         (cgraph_optimize): Make extern.
7093 2009-10-03  Nathan Froyd  <froydnj@codesourcery.com>
7094             Kenneth Zadeck  <zadeck@naturalbridge.com>
7096         * toplev.c (in_lto_p): Declare.
7097         * collect2.c (scan_prog_file): Read all the output when reading
7098         information for LTO.
7099         (enum lto_mode_d): Declare.
7101 2009-10-03  Richard Guenther  <rguenther@suse.de>
7102             Diego Novillo  <dnovillo@google.com>
7104         * gimple.c: Include target.h and alias.h.
7105         (gimple_types): Declare.
7106         (type_hash_cache): Declare.
7107         (gimple_alloc_stat): Make extern.
7108         (gimple_build_eh_must_not_throw): Call
7109         gimple_eh_must_not_throw_set_fndecl.
7110         (struct type_pair_d): Declare.
7111         (type_pair_t): Declare.
7112         (type_pair_hash): New.
7113         (type_pair_eq): New.
7114         (lookup_type_pair): New.
7115         (gimple_force_type_merge): New.
7116         (compare_type_names_p): New.
7117         (compare_field_offset): New.
7118         (gimple_types_compatible_p): New.
7119         (struct sccs): Declare.
7120         (next_dfs_num): Declare.
7121         (iterative_hash_gimple_type): New.
7122         (visit): New.
7123         (iterative_hash_type_name): New.
7124         (iterative_hash_gimple_type): New.
7125         (gimple_type_hash): New.
7126         (gimple_type_eq): New.
7127         (gimple_register_type): New.
7128         (print_gimple_types_stats): New.
7129         (gimple_signed_or_unsigned_type): New.
7130         (gimple_unsigned_type): New.
7131         (gimple_signed_type): New.
7132         (gimple_get_alias_set): New.
7133         (gimple_decl_printable_name): Do not use DMGL_TYPES.
7134         * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
7135         (gimple_force_type_merge): Declare.
7136         (gimple_types_compatible_p): Declare.
7137         (gimple_register_type): Declare.
7138         (print_gimple_types_stats): Declare.
7139         (gimple_unsigned_type): Declare.
7140         (gimple_signed_type): Declare.
7141         (gimple_get_alias_set): Declare.
7142         (gimple_eh_must_not_throw_set_fndecl): New.
7144 2009-10-03  Jan Hubicka  <jh@suse.cz>
7145             Kenneth Zadeck  <zadeck@naturalbridge.com>
7147         * ipa-pure-const.c: Include lto-streamer.h.
7148         (register_hooks): Factor out of ...
7149         (generate_summary): ... here.
7150         (pure_const_write_summary): New.
7151         (pure_const_read_summary): New.
7152         (pass_ipa_pure_const): Add pure_const_write_summary and
7153         pure_const_read_summary.
7154         * ipa-reference.c: Include lto-streamer.h.
7155         (add_new_function): New.
7156         (remove_node_data): New.
7157         (duplicate_node_data): New.
7158         (ipa_init): Guard against multiple calls.
7159         Move hook setup from analyze_function.
7160         (write_node_summary_p): New.
7161         (ipa_reference_write_summary): New.
7162         (ipa_reference_read_summary): New.
7163         (pass_ipa_reference): Add ipa_reference_write_summary and
7164         ipa_reference_read_summary.
7165         * cgraph.h (cgraph_local_info): Add field lto_file_data.
7166         (struct cgraph_edge): Add fields lto_stmt_uid and
7167         call_stmt_cannot_inline_p.
7168         (cgraph_optimize): Declare.
7169         (cgraph_decide_is_function_needed): Declare.
7170         (reset_inline_failed): Declare.
7171         (enum LTO_cgraph_tags): Declare.
7172         (LTO_cgraph_tag_names): Declare.
7173         (LCC_NOT_FOUND): Define.
7175 2009-10-03  Doug Kwan  <dougkwan@google.com>
7176             Rafael Espindola  <espindola@google.com>
7177             Jan Hubicka  <jh@suse.cz>
7178             Diego Novillo  <dnovillo@google.com>
7179             Kenneth Zadeck  <zadeck@naturalbridge.com>
7181         * passes.c (all_regular_ipa_passes): New.
7182         (all_ipa_passes): Rename to all_small_ipa_passes.
7183         (init_optimization_passes): Init all_regular_ipa_passes.
7184         * tree-pass.h (all_regular_ipa_passes): New.
7185         (all_ipa_passes): Rename to all_small_ipa_passes.
7186         * passes.c (all_lto_gen_passes): New.
7187         (init_optimization_passes): Initialize all_lto_gen_passes.
7188         (execute_ipa_summary_passes): Make non-static.
7189         (ipa_write_summaries_1): New.
7190         (ipa_write_summaries_2): New.
7191         (ipa_write_summaries): New.
7192         (ipa_write_summaries_of_cgraph_node_set): New.
7193         (ipa_read_summaries_1): New.
7194         (ipa_read_summaries): New.
7195         (execute_ipa_pass_list): Call cgraph_process_new_functions.
7196         (execute_regular_ipa_pass_list): Remove.
7197         (init_optimization_passes): Schedule
7198         pass_rebuild_cgraph_edges and pass_early_inline outside
7199         of pass_all_early_optimizations.  Document reason.
7200         (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
7201         pass_ipa_lto_finish_out): New pass.
7202         (pass_ipa_summary_passes): Start and stop timers if the pass has them.
7203         (execute_all_ipa_transforms): New.
7204         (execute_one_pass): Don't call execute_one_ipa_transform_pass.
7205         (dump_properties, debug_properties): New.
7206         * tree-optimize.c (gate_all_early_local_passes): Return
7207         false if we are in lto1.
7208         (tree_rest_of_compilation): Call execute_all_ipa_transforms.
7209         * tree-pass.h (execute_all_ipa_transforms): Declare.
7210         (pass_ipa_function_and_variable_visibility): Declare.
7211         (pass_ipa_early_inline): Declare.
7212         (pass_ipa_lto_gimple_out): Declare.
7213         (pass_ipa_lto_wpa_fixup): Declare.
7214         (pass_ipa_lto_finish_out): Declare.
7215         (all_small_ipa_passes, all_regular_ipa_passes,
7216         all_lto_gen_passes): Declare.
7217         (execute_ipa_summary_passes): Declare.
7218         (execute_all_ipa_transforms): Declare.
7219         (ipa_write_summaries): Declare
7220         (ipa_write_summaries_of_cgraph_node_set): Declare.
7221         (ipa_read_summaries): Declare.
7223 2009-10-03  Doug Kwan  <dougkwan@google.com>
7224             Ollie Wild  <aaw@google.com>
7226         * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
7228         * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
7229         (lto_mode): New variable.
7230         (maybe_run_lto_and_relink): Handle the -fwpa option.
7231         (main): Handle the -fwpa option.
7232         (maybe_unlink_list): New function.
7233         * gcc.c (link_lto_options): Replace -flto with -fwpa.
7234         * common.opt (flto): New flag.
7235         * toplev.c (flag_generate_lto): Declare.
7237 2009-10-03  Simon Baldwin  <simonb@google.com>
7239         * common.opt (flto-compression-level): New flag.
7241         * opts.c: Include lto-opts.h.
7242         (handle_option): Call lto_register_user_option for each
7243         valid option handled.
7244         (decode_options): Clear registered options before the options
7245         handling loop.
7247 2009-10-03  Cary Coutant  <ccoutant@google.com>
7249         * collect2.c (is_elf): New function.
7250         (scan_prog_file): Require LTO object to be in ELF format.
7252 2009-10-03  Rafael Espindola  <espindola@google.com>
7254         * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
7255         libgcc to the linker.
7257         * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
7259         * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
7260         (collect_execute): Add flags argument. Pass flags to pex_run. Update
7261         all callers.
7262         * collect2.h (collect_execute): Add flags argument.
7263         * tlink.c (tlink_execute): Update call to collect_execute.
7264         * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
7265         (use_linker_plugin): New.
7266         (use_linker_plugin_spec_function): New.
7267         (LINK_COMMAND_SPEC): Pass plugin options to the linker.
7268         (linker_plugin_file_spec): New.
7269         (lto_wrapper_spec): New.
7270         (lto_gcc_spec): New.
7271         (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
7272         (static_spec_functions): Add use-linker-plugin.
7273         (process_command): Handle -use-linker-plugin.
7274         (main): Use lto_wrapper_spec instead of lto_wrapper. Set
7275         linker_plugin_file_spec and lto_gcc_spec.
7276         (use_linker_plugin_spec_function): New.
7278 2009-10-03  Richard Guenther  <rguenther@suse.de>
7280         PR lto/41547
7281         PR lto/41548
7282         * tree.h (is_lang_specific): Include LANG_TYPE.
7283         * tree.c (find_decls_types_r): Manually add interesting parts
7284         of TYPE_FIELDS.  Walk BINFO_VIRTUALS.  Do not walk TYPE_METHODS.
7286         * gimple.c (type_pair_hash): Make symmetric.
7287         (type_pair_eq): Likewise.
7288         (lookup_type_pair): Increase initial hashtable size.
7289         (gimple_force_type_merge): Rely on type-pair symmetry.
7290         (visit): Remove excessive checking code.
7291         (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
7292         (gimple_register_type): Remove getenv calls, shrink initial
7293         hashtable size.
7295         PR middle-end/41502
7296         * cgraphunit.c (ipa_passes): Do not remove bodies of extern
7297         inline functions if not generating lto output.
7299         PR lto/41379
7300         * toplev.c (finalize): In WPA mode remove the asm file.
7302 2009-10-03  Doug Kwan  <dougkwan@google.com>
7304         * ipa-inline.c (cgraph_mark_inline): Check
7305         edge->call_stmt_cannot_inline_p instead of calling
7306         gimple_call_cannot_inline_p.
7307         (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
7308         (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
7309         (inline_generate_summary): Do nothing in LTRANS.
7310         * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
7311         exists before calling gimple_call_cannot_inline_p.
7312         (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
7313         (cgraph_clone_edge): Add argument STMT_UID.  Modify all callers.
7314         Update new_edge->lto_stmt_uid.
7315         * cgraphbuild.c (reset_inline_failed): New.
7317         * common.opt (fwpa): New flag.
7318         (fltrans): New option.
7319         * gcc.c (gcc_lto_option_t): New type.
7320         (current_lto_option): New variable.
7321         (lto_single_spec_function): Remove and is replaced by ..
7322         (lto_option_spec_function): New function.
7323         (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
7324         passing the -flto flag.
7325         (cc1_options): Separate non-LTO related parts into ..
7326         (cc1_non_lto_options): Non-LTO related options shared by all FEs.
7327         (lto1_options): New spec for lto FE.
7328         (link_lto_options): New spec for handling LTO flags in linker.
7329         (invoke_lto_single): Re-format to fit in 80 column.  Replace
7330         lto-single with lto-option.
7331         (static_specs): Add cc1_non_lto_options, lto1_options and
7332         link_lto_options.
7333         (static_spec_function): Replace lto-single with lto-option.
7334         (process_command): Handle -flto, -fwpa and -fltran by setting
7335         current_lto_option and not passing it to subprocess unconditionally.
7337 2009-10-03  Bill Maddox  <maddox@google.com>
7339         Add `gcc' driver support for link-time code generation (LTO).
7341         * collect2.c (enum pass): Add new literal PASS_LTOINFO.
7342         (lto_flag, lto_objects, lto_o_file): New variables.
7343         (struct lto_object, struct lto_object_list): New structures.
7344         (collect_exit, handler): Remove LTO temporary output file on exit.
7345         (add_lto_object): New function.
7346         (maybe_run_lto_and_relink): New function. Perform link time code
7347         generation and relinking for object files containing LTO information.
7348         (main): Invoke maybe_run_lto_and_relink().
7349         (dump_argv): New function.  For debugging, currently disabled.
7350         (scan_prog_file): Add LTO information pass.
7351         * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
7352         collect2.
7353         * toplev.c (compile_file): Emit assembler directive to create
7354         the `gnu_lto_v1' marker symbol when compiling with `-flto'.
7356 2009-10-03  Diego Novillo  <dnovillo@google.com>
7358         * c.opt: Add LTO to warn_abi and warn_psabi.
7360         * tree.c (fld_worklist_push): Rename from PUSH.  Convert to static
7361         inline function.  Ignore language-specific nodes.  Update all users.
7362         (find_decls_types_r): Do not traverse the subtrees of
7363         language-specific nodes.  Do not traverse DECL_INITIAL for TYPE_DECLs.
7364         * tree.h (is_lang_specific): New.
7365         * langhooks.h (struct lang_hooks_for_decls): Remove
7366         may_need_assembler_name_p.  Update all users.
7368         * c-common.c (set_builtin_user_assembler_name): Move ...
7369         * builtins.c (set_builtin_user_assembler_name): ... here.
7370         (is_builtin_name): Add comment
7371         (is_builtin_fn): New.
7372         * except.c (output_ttype): Only call
7373         lookup_type_for_runtime if TYPE is not a runtime type.
7375         * passes.c (register_pass): Call position_pass on
7376         all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
7377         * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
7378         (TV_IPA_LTO_DECL_IO): Define.
7379         (TV_IPA_LTO_CGRAPH_IO): Define.
7380         (TV_LTO): Define.
7381         (TV_WHOPR_WPA): Define.
7382         (TV_WHOPR_WPA_IO): Define.
7383         (TV_WHOPR_LTRANS): Define.
7384         (TV_WHOPR_WPA_FIXUP): Define.
7385         (TV_WHOPR_WPA_LTRANS_EXEC): Define.
7386         * tree-cfg.c (tree_node_can_be_shared): Make extern.
7387         * tree-flow.h (tree_node_can_be_shared): Declare.
7388         * tree-inline.c (tree_can_inline_p): Check that E has a
7389         statement associated with it.
7390         * tree.c (free_lang_data_in_binf): Factor out of ...
7391         (free_lang_data_in_type): ... here.
7392         Call RECORD_OR_UNION_TYPE_P.
7393         (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
7394         set.  Call lang_hooks.decls.may_need_assembler_name_p if set.
7395         (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
7396         (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE.  Set
7397         write_symbols to NO_DEBUG.  Set debug_hooks to do_nothing_debug_hooks.
7398         (gate_free_lang_data): Return true if flag_generate_lto is set.
7399         (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
7400         * c-common.h (set_builtin_user_assembler_name): Move ...
7401         * tree.h (set_builtin_user_assembler_name): ... here.
7403         * common.opt (flto-report): New flag.
7404         * opts.c (complain_wrong_lang): Do not complain if running lto1.
7405         * collect2.c (scan_prog_file): Send the error output of
7406         'nm' to HOST_BIT_BUCKET.
7408 2009-10-03  Ollie Wild  <aaw@google.com>
7410         * langhooks-def.h (lhd_begin_section): New function declaration.
7411         (lhd_write_section): New function declaration.
7412         (lhd_end_section): New function declaration.
7413         (LANG_HOOKS_BEGIN_SECTION): New macro.
7414         (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
7415         (LANG_HOOKS_END_SECTION): New macro.
7416         (LANG_HOOKS_LTO): New macro.
7417         (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
7418         * langhooks.c (output.h): Add include.
7419         (saved_section): New static variable.
7420         (lhd_begin_section): New function.
7421         (lhd_write_section_data): New function.
7422         (lhd_end_section): New function.
7423         * langhooks.h (struct lang_hooks_for_lto): New structure.
7424         (struct lang_hooks): Add member lto.
7425         * Makefile.in (langhooks.o): Add dependency on output.h.
7427         * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
7429 2009-10-03  Richard Guenther  <rguenther@suse.de>
7431         * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
7432         Handle LTO.
7434 2009-10-03  Simon Baldwin  <simonb@google.com>
7435             Richard Guenther  <rguenther@suse.de>
7436             Janis Johnson  <janis187@us.ibm.com>
7437             Doug Kwan  <dougkwan@google.com>
7438             Diego Novillo  <dnovillo@google.com>
7439             Ramana Radhakrishnan  <ramana.r@gmail.com>
7440             Ollie Wild  <aaw@google.com>
7442         * doc/install.texi: Add documentation for libelf and --enable-lto.
7443         * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
7444         -flto-report, -flto-compression-level and -use-linker-plugin.
7445         * doc/sourcebuild.texi: Document use of zlib.  Document lto-plugin.
7446         Add section for LTO Testing.
7448 2009-10-02  Cary Coutant  <ccoutant@google.com>
7450         Add support for comdat type sections for DWARF v4.
7451         Merge from dwarf4 branch.
7453         * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
7454         (dw_die_ref): Define vector type.
7455         (enum dw_val_class): Add dw_val_class_data8.
7456         (struct dw_val_struct): Add v.val_data8.
7457         (comdat_type_node_ref): New type.
7458         (struct die_struct): Move die_symbol into a union; add new field
7459         die_type_node.  Change all uses.
7460         (comdat_type_node): New type.
7461         (skeleton_chain_node): New type.
7462         (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
7463         (comdat_type_list): New variable.
7464         (dwarf_tag_name): Add DW_TAG_type_unit.
7465         (dwarf_attr_name): Add DW_AT_signature.
7466         (add_AT_data8): New function.
7467         (replace_child): New function.
7468         (move_all_children): New function.
7469         (print_signature): New function.
7470         (print_die): Print signature information; add dw_val_class_data8.
7471         (attr_checksum): Support dw_val_class_data8.
7472         (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
7473         (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
7474         (checksum_sleb128, checksum_uleb128): New functions.
7475         (checksum_die_context): New function.
7476         (loc_checksum_ordered): New function.
7477         (attr_checksum_ordered): New function.
7478         (struct checksum_attributes): New structure.
7479         (collect_checksum_attributes): New function.
7480         (die_checksum_ordered): New function.
7481         (generate_type_signature): New function.
7482         (same_dw_val_p): Add dw_val_class_data8.
7483         (is_symbol_die): Use new is_declaration_die function.
7484         (is_declaration_die): New function.
7485         (should_move_die_to_comdat): New function.
7486         (clone_die): New function.
7487         (clone_tree): New function.
7488         (clone_as_declaration): New function.
7489         (copy_declaration_context): New function.
7490         (generate_skeleton_ancestor_tree): New function.
7491         (generate_skeleton_bottom_up): New function.
7492         (generate_skeleton): New function.
7493         (remove_child_or_replace_with_skeleton): New function.
7494         (break_out_comdat_types): New function.
7495         (struct decl_table_entry): New type.
7496         (htab_decl_hash): New function.
7497         (htab_decl_eq): New function.
7498         (htab_decl_del): New function.
7499         (copy_ancestor_tree): New function.
7500         (copy_decls_walk): New function.
7501         (copy_decls_for_unworthy_types): New function.
7502         (build_abbrev_table): Don't assert on missing die_symbol when doing
7503         comdat type sections.
7504         (size_of_die): Use DW_FORM_sig8 for external references.  Add
7505         dw_val_class_data8.
7506         (unmark_dies): Don't assert for unmarked dies when doing comdat
7507         type sections.
7508         (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
7509         (output_signature): New function.
7510         (output_die): Likewise.
7511         (output_compilation_unit_header): Mark output as DWARF version 3
7512         even if generating DWARF 4.
7513         (output_comdat_type_unit): New function.
7514         (output_line_info): Mark output as DWARF version 3 even if generating
7515         DWARF 4.
7516         (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
7517         DWARF-4.
7518         (dwarf2out_end_source_file): Likewise.
7519         (prune_unused_types_walk_attribs): Don't follow references into
7520         comdat type sections.
7521         (prune_unused_types_mark): When generating type units, do not mark
7522         children of non-defining declarations of types; do mark children of
7523         type entries.
7524         (prune_unused_types): Process comdat type sections.
7525         (htab_ct_hash): New function.
7526         (htab_ct_eq): New function.
7527         (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
7528         Add a pointer to the line table from type unit entries so
7529         DW_AT_decl_file has meaning.
7530         * varasm.c (default_elf_asm_named_section): Use identifier name as
7531         comdat key instead of lang hook.
7533 2009-10-02  Neil Vachharajani  <nvachhar@google.com>
7535         * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
7537 2009-10-02  Uros Bizjak  <ubizjak@gmail.com>
7539         * config/i386/i386.md (SWIM248): New mode iterator.
7540         (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
7541         divmodhi4 patterns using SWIM248 macro.
7542         (*divmod<mode>4): Macroize insn_and_split pattern from
7543         *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
7544         and their corresponding splitters usign SWIM248 macro.  Split SImode
7545         insn to generate cltd and DImode insn to generate cqto instead of
7546         move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
7547         (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
7548         (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
7549         *divmodsi_noext patterns using SWIM248 macro.
7550         (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
7551         udivmodhi4 patterns using SWIM248 macro.
7552         (*udivmod<mode>4): Macroize insn_and_split pattern from
7553         *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
7554         corresponding splitters using SWIM248 macro.
7555         (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
7556         *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
7558 2009-10-02  Eric Botcazou  <ebotcazou@adacore.com>
7560         * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
7561         of zero-sized element is zero-sized regardless of its extent.
7563 2009-10-02  Jakub Jelinek  <jakub@redhat.com>
7565         PR debug/40521
7566         * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
7567         * configure: Regenerated.
7568         * config.in: Regenerated.
7569         * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
7570         !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
7571         (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
7572         not emitting .eh_frame, emit .cfi_sections .debug_frame
7573         directive.
7575         PR debug/41404
7576         PR debug/41353
7577         * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
7578         CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
7579         with '\0'.
7580         (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
7581         vars use DECL_RTL with resetting it back to NULL afterwards.
7582         * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
7583         rtx_equal_p instead of asserting it is a SYMBOL_REF.
7584         (value_format): For dw_val_class_addr only use DW_FORM_addr if
7585         the attribute type allows it, otherwise use DW_FORM_dataN.
7586         (mem_loc_descriptor): Handle CONST_STRING.
7587         (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
7588         Handle MEM with CONST_STRING address using add_AT_string.
7589         (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
7590         CONST_STRING for const arrays initialized with a string literal.
7591         (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
7592         (dwarf2out_finish): Call resolve_addr.
7594 2009-10-02  Andreas Schwab  <schwab@linux-m68k.org>
7595             Maxim Kuvyrkov  <maxim@codesourcery.com>
7597         * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
7599 2009-10-02  Nick Clifton  <nickc@redhat.com>
7601         * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
7602         (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
7604 2009-10-01  Jan Hubicka  <jh@suse.cz>
7606         * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
7607         (cgraph_create_virtual_clone): Just pass redirect_callers
7608         around.
7609         * cgraph.h (cgraph_clone_node): Update prototype.
7610         * ipa-pure-const.c (self_recursive_p): New function.
7611         (propagate): Use it.
7612         * ipa-inline.c (cgraph_clone_inlined_nodes,
7613         cgraph_decide_recursive_inlining): Update.
7615 2009-10-01  David Daney  <ddaney@caviumnetworks.com>
7617         * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
7618         instructions for TARGET_OCTEON.
7620 2009-10-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
7622         * config/arm/arm.c (arm_override_options): Turn off
7623         flag_dwarf2_cfi_asm for AAPCS variants.
7625 2009-10-01  Martin Jambor  <mjambor@suse.cz>
7627         PR middle-end/12392
7628         * tree-sra.c (convert_callers): Do not call
7629         compute_inline_parameters on one caller more than once.
7631 2009-10-01  Nick Clifton  <nickc@redhat.com>
7633         * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
7634         an empty string if not already defined.
7636 2009-10-01  Martin Jambor  <mjambor@suse.cz>
7638         PR bootstrap/41395
7639         * tree-sra.c (is_va_list_type): New function.
7640         (find_var_candidates): Call is_va_list_type.
7641         (find_param_candidates): Check that the type or the type pointed
7642         to are not va_list types.
7644 2009-10-01  Martin Jambor  <mjambor@suse.cz>
7646         PR c++/41503
7647         * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
7648         DECL_ARTIFICIAL (param_decl) is true.
7650 2009-09-30  Gabriel Dos Reis  <gdr@cs.tamu.edu>
7652         * tree.h (tree_decl_common::lang_flag_8): New.
7653         * c-common.c (c_common_reswords): Include "constexpr" as C++0x
7654         keyword.
7655         * c-common.h (RID_CONSTEXPR): New.
7657 2009-09-30  Uros Bizjak  <ubizjak@gmail.com>
7659         * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
7660         Use ref-all pointers.
7661         (alpha_gimplify_va_arg): Ditto.
7663 2009-09-30  Jakub Jelinek  <jakub@redhat.com>
7665         PR target/41279
7666         * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
7667         before insn counting loop now that BB_END (bb) is counted.  Ensure
7668         the return value isn't zero.
7670 2009-09-30  Nick Clifton  <nickc@redhat.com>
7672         * config.gcc (sh-symbianelf): Replace definition of extra_objs
7673         with separate definitions of c_target_objs and cxx_target_objs.
7674         * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
7675         and symbian-base.o.
7676         * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
7677         sh_symbian_import_export_class.
7678         * config/sh/sh-protos.h: Fix names of exported symbian functions.
7679         * config/sh/symbian.c: Delete, moving code into...
7680         * config/sh/symbian-base.c: ... here
7681         * config/sh/symbian-c.c: ... and here
7682         * config/sh/symbian-cxx.c: ... and here.
7684 2009-09-30  Uros Bizjak  <ubizjak@gmail.com>
7686         PR target/22093
7687         * config/alpha/alpha.md (unaligned_storehi_be): Force operand
7688         of plus RTX into register.
7690 2009-09-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
7692         * doc/install.texi: Linguistic and markup fixes.
7693         (Configuration) <--disable-cpp>: Remove description.
7694         <--enable-maintainer-mode>: Autotools files are affected, too.
7695         <--with-sysroot>: Improve description.
7696         (Building): Bump required GNU make version.
7698 2009-09-29  Harsha Jagasia  <harsha.jagasia@amd.com>
7700         * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
7701         (x86_64-*-*): Ditto.
7703         * config/i386/fma4intrin.h: New file, provide common x86 compiler
7704         intrinisics for FMA4.
7705         * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
7706         * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
7707         Add FMA4 check and fma4intrin.h.
7708         * config/i386/i386-c.c(ix86_target_macros_internal): Check
7709         ISA_FLAG for FMA4.
7710         * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
7711         * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
7712         constant for FMA4 support.
7713         (UNSPEC_FMA4_FMADDSUB): Ditto.
7714         (UNSPEC_FMA4_FMSUBADD): Ditto.
7715         * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
7716         * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
7717         (ix86_expand_fma4_multiple_memory): Ditto.
7718         * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
7719         (OPTION_MASK_ISA_FMA4_UNSET): New.
7720         (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
7721         (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
7722         (ix86_handle_option): Handle -mfma4.
7723         (isa_opts): Handle -mfma4.
7724         (enum pta_flags): Add PTA_FMA4.
7725         (override_options): Add FMA4 support.
7726         (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
7727         (IX86_BUILTIN_VFMADDSD): Ditto.
7728         (IX86_BUILTIN_VFMADDPS): Ditto.
7729         (IX86_BUILTIN_VFMADDPD): Ditto.
7730         (IX86_BUILTIN_VFMSUBSS): Ditto.
7731         (IX86_BUILTIN_VFMSUBSD): Ditto.
7732         (IX86_BUILTIN_VFMSUBPS): Ditto.
7733         (IX86_BUILTIN_VFMSUBPD): Ditto.
7734         (IX86_BUILTIN_VFMADDSUBPS): Ditto.
7735         (IX86_BUILTIN_VFMADDSUBPD): Ditto.
7736         (IX86_BUILTIN_VFMSUBADDPS): Ditto.
7737         (IX86_BUILTIN_VFMSUBADDPD): Ditto.
7738         (IX86_BUILTIN_VFNMADDSS): Ditto.
7739         (IX86_BUILTIN_VFNMADDSD): Ditto.
7740         (IX86_BUILTIN_VFNMADDPS): Ditto.
7741         (IX86_BUILTIN_VFNMADDPD): Ditto.
7742         (IX86_BUILTIN_VFNMSUBSS): Ditto.
7743         (IX86_BUILTIN_VFNMSUBSD): Ditto.
7744         (IX86_BUILTIN_VFNMSUBPS): Ditto.
7745         (IX86_BUILTIN_VFNMSUBPD): Ditto.
7746         (IX86_BUILTIN_VFMADDPS256): Ditto.
7747         (IX86_BUILTIN_VFMADDPD256): Ditto.
7748         (IX86_BUILTIN_VFMSUBPS256): Ditto.
7749         (IX86_BUILTIN_VFMSUBPD256): Ditto.
7750         (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
7751         (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
7752         (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
7753         (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
7754         (IX86_BUILTIN_VFNMADDPS256): Ditto.
7755         (IX86_BUILTIN_VFNMADDPD256): Ditto.
7756         (IX86_BUILTIN_VFNMSUBPS256): Ditto.
7757         (IX86_BUILTIN_VFNMSUBPD256): Ditto.
7758         (enum multi_arg_type): New enum for describing the various FMA4
7759         intrinsic argument types.
7760         (bdesc_multi_arg): New table for FMA4 intrinsics.
7761         (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
7762         (ix86_expand_multi_arg_builtin): New function for creating FMA4
7763         intrinsics.
7764         (ix86_expand_builtin): Add FMA4 intrinsic support.
7765         (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
7766         operand instructions.
7767         (ix86_expand_fma4_multiple_memory): New function to split the
7768         second memory reference from FMA4 instructions.
7769         * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
7770         (ssemodesuffixf2s): Ditto.
7771         (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
7772         instructions.
7773         (fma4_fmsub<mode>4): Ditto.
7774         (fma4_fnmadd<mode>4): Ditto.
7775         (fma4_fnmsub<mode>4): Ditto.
7776         (fma4_vmfmadd<mode>4): Ditto.
7777         (fma4_vmfmsub<mode>4): Ditto.
7778         (fma4_vmfnmadd<mode>4): Ditto.
7779         (fma4_vmfnmsub<mode>4): Ditto.
7780         (fma4_fmadd<mode>4256): Ditto.
7781         (fma4_fmsub<mode>4256): Ditto.
7782         (fma4_fnmadd<mode>4256): Ditto.
7783         (fma4_fnmsub<mode>4256): Ditto.
7784         (fma4_fmaddsubv8sf4): Ditto.
7785         (fma4_fmaddsubv4sf4): Ditto.
7786         (fma4_fmaddsubv4df4): Ditto.
7787         (fma4_fmaddsubv2df4): Ditto.
7788         (fma4_fmsubaddv8sf4): Ditto.
7789         (fma4_fmsubaddv4sf4): Ditto.
7790         (fma4_fmsubaddv4df4): Ditto.
7791         (fma4_fmsubaddv2df4): Ditto.
7792         (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
7793         instructions for intrinsics.
7794         (fma4i_fmsub<mode>4): Ditto.
7795         (fma4i_fnmadd<mode>4): Ditto.
7796         (fma4i_fnmsub<mode>4): Ditto.
7797         (fma4i_vmfmadd<mode>4): Ditto.
7798         (fma4i_vmfmsub<mode>4): Ditto.
7799         (fma4i_vmfnmadd<mode>4): Ditto.
7800         (fma4i_vmfnmsub<mode>4): Ditto.
7801         (fma4i_fmadd<mode>4256): Ditto.
7802         (fma4i_fmsub<mode>4256): Ditto.
7803         (fma4i_fnmadd<mode>4256): Ditto.
7804         (fma4i_fnmsub<mode>4256): Ditto.
7805         (fma4i_fmaddsubv8sf4): Ditto.
7806         (fma4i_fmaddsubv4sf4): Ditto.
7807         (fma4i_fmaddsubv4df4): Ditto.
7808         (fma4i_fmaddsubv2df4): Ditto.
7809         (fma4i_fmsubaddv8sf4): Ditto.
7810         (fma4i_fmsubaddv4sf4): Ditto.
7811         (fma4i_fmsubaddv4df4): Ditto.
7812         (fma4i_fmsubaddv2df4): Ditto.
7814         * doc/invoke.texi (-mfma4): Add documentation.
7815         * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
7817 2009-09-29  Richard Henderson  <rth@redhat.com>
7819         * tree-eh.c (unsplit_eh): Do not unsplit if there's already
7820         an edge to the new destination block.
7822 2009-09-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7824         PR target/41393
7825         * pa.c (hppa_profile_hook): Use
7826         make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7828 2009-09-29  Steve Ellcey  <sje@cup.hp.com>
7829             Alexander Monakov  <amonakov@ispras.ru>
7831         PR target/41365
7832         * config/ia64/predicates.md (not_postinc_destination_operand): New.
7833         (not_postinc_memory_operand): New.
7834         (not_postinc_move_operand): New.
7835         * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7836         (*cmovsi_internal): Ditto.
7838 2009-09-29  Pat Haugen  <pthaugen@us.ibm.com>
7840         * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7841         restrict issue_rate in first pass when scheduling for register
7842         pressure.
7844 2009-09-29  Basile Starynkevitch  <basile@starynkevitch.net>
7845             Rafael Avila de Espindola  <espindola@google.com>
7847         * gengtype.c (plugin_output): New.
7848         (get_output_file_with_visibility): Return plugin_output for plugins.
7849         (main): Parse and use the -P option.
7850         * gty.texi: Update the command line format.
7852 2009-09-29  Jakub Jelinek  <jakub@redhat.com>
7854         PR debug/41438
7855         * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7856         functions.
7857         (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7858         out if !const_ok_for_output.
7860         PR debug/41474
7861         * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7862         case VAR_LOCATION>: Remove gcc_unreachable ().
7864 2009-09-29  Harsha Jagasia  <harsha.jagasia@amd.com>
7866         * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7867         (x86_64-*-*): Ditto.
7868         * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7869         back to smmintrin.h.
7870         * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7871         * config/i386/x86intrin.h: Remove SSE5.
7872         * config/i386/mmintrin-common.h: Delete file.
7873         * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7875 2009-09-29  Richard Guenther  <rguenther@suse.de>
7877         * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7878         resulting from stack temporaries on STRICT_ALIGNMENT targets.
7880 2009-09-29  Nick Clifton  <nickc@redhat.com>
7882         * function.c (current_function_name): If there is no current
7883         function just return "<none>".
7885 2009-09-28  Sriraman Tallam  <tmsriram@google.com>
7887         * tree-pass.h (register_pass_info): New structure.
7888         (pass_positioning_ops): Move enum from gcc-plugin.h.
7889         (register_pass): New function.
7890         * gcc-plugin.h (plugin_pass): Delete structure.
7891         (pass_positioning_ops): Delete enum.
7892         * plugin.c (regsiter_pass): Delete function.
7893         (position_pass): Delete function.
7894         (added_pass_nodes): Delete variable.
7895         (prev_added_pass_nodes): Delete variable.
7896         (pass_list_node): Delete structure.
7897         * passes.c (make_pass_instance): New function.
7898         (next_pass_1): Change to call make_pass_instance.
7899         (pass_list_node): Move structure from gcc-plugin.h.
7900         (added_pass_nodes): Move variable from plugin.c.
7901         (prev_added_pass_nodes): Move variable from plugin.c.
7902         (position_pass): New function.
7903         (register_pass): New function.
7905 2009-09-28  Easwaran Raman  <eraman@google.com>
7907         * ifcvt.c (noce_try_abs): Recognize pattern and call
7908         expand_one_cmpl_abs_nojump.
7909         * optabs.c (expand_one_cmpl_abs_nojump): New function.
7910         * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7912 2009-09-28  Ian Lance Taylor  <iant@google.com>
7914         PR middle-end/40500
7915         * c-opts.c (c_common_handle_option): Don't set
7916         warn_jump_misses_init for -Wall.
7917         * doc/invoke.texi (Warning Options): Update documentation.
7919 2009-09-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
7921         * Makefile.in ($(out_object_file)): Depend on
7922         gt-$(basename $(notdir $(out_file))).h.
7924 2009-09-28  Richard Henderson  <rth@redhat.com>
7926         * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7927         * except.c (gen_eh_region): Set it.
7928         (duplicate_eh_regions_1): Copy it.
7929         * tree-eh.c (lower_resx): Use it to determine which function
7930         to call to resume.
7932         * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7933         * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7934         * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7935         * tree.c (build_common_builtin_nodes): Remove parameter.  Build
7936         BUILT_IN_CXA_END_CLEANUP if necessary.
7938         * c-common.c (c_define_builtins): Update call to
7939         build_common_builtin_nodes.
7941 2009-09-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
7943         * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7945 2009-09-28  Michael Matz  <matz@suse.de>
7947         * builtins.c (interclass_mathfn_icode): New helper.
7948         (expand_builtin_interclass_mathfn): Use it here, and split folding
7949         into ...
7950         (fold_builtin_interclass_mathfn): ... this new folder.
7951         (build_call_nofold_loc): New static helper.
7952         (build_call_nofold): New wrapper macro for above.
7953         (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7954         (expand_builtin_pow): Ditto.
7955         (expand_builtin_memset_args): Ditto.
7956         (expand_builtin_printf): Ditto.
7957         (expand_builtin_fprintf): Ditto.
7958         (expand_builtin_sprintf): Ditto.
7959         (expand_builtin_memory_chk): Ditto.
7960         (expand_builtin_mempcpy_args): Ditto and don't call folders.
7961         (expand_builtin_stpcpy): Ditto.
7962         (expand_builtin_strcmp): Ditto.
7963         (expand_builtin_strncmp): Ditto.
7964         (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7965         (expand_builtin_strcpy_args): Don't call folders.
7966         (expand_builtin_memcmp): Ditto.
7967         (expand_builtin_strncpy): Ditto, and use target.
7968         (expand_builtin_memcpy): Ditto.
7969         (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7970         expand_builtin_strpbrk, expand_builtin_memmove,
7971         expand_builtin_memmove_args, expand_builtin_bcopy,
7972         expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7973         expand_builtin_strspn, expand_builtin_strcspn,
7974         expand_builtin_fputs): Remove these.
7975         (expand_builtin): Don't call the above, change calls to other
7976         expanders that changed prototype.
7977         (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7978         (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7979         fold_builtin_interclass_mathfn.
7980         (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7981         (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7983         * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7984         * passes.c (init_optimization_passes): Move pass_fold_builtins
7985         after last phiopt pass.
7986         * tree-inline.c (fold_marked_statements): When folding builtins
7987         iterate over all instruction potentially generated.
7988         * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7989         earlier.
7990         (fold_gimple_call): Use it to always fold calls (into potentially
7991         multiple instructions).
7992         * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7993         calls into zero at this time.
7994         * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7995         statements generated by builtin folding.
7997 2009-09-28  Nick Clifton  <nickc@redhat.com>
7999         * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
8001 2009-09-28  Duncan Sands  <baldrick@free.fr>
8003         * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
8004         * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
8005         (register_callback): Dispatch it.
8006         (invoke_plugin_callbacks): Incorporate in sanity check.
8007         * ggc.h (ggc_register_cache_tab): Add declaration.
8008         * ggc-common.c (ggc_register_root_tab): Simplify.
8009         (const_ggc_cache_tab_t): New typedef.
8010         (extra_cache_vec): New vector of dynamically added cache tables.
8011         (ggc_register_cache_tab): New function.
8012         (ggc_scan_cache_tab): New function.
8013         (ggc_mark_roots): Simplify dynamic roots.  Handle dynamic caches.
8014         * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
8016 2009-09-27  Richard Henderson  <rth@redhat.com>
8018         * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
8019         which we remove __builtin_stack_restore.
8021 2009-09-27  Bernd Schmidt  <bernd.schmidt@analog.com>
8023         * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
8024         to test for GRD_INVARIANT.
8025         (simple_rhs_p): Anything that's function_invariant_p is fine.
8027 2009-09-27  Rafael Avila de Espindola  <espindola@google.com>
8029         * gengtype.c (main): Use plunge_files instead of plugin_output.
8031 2009-09-27  Basile Starynkevitch  <basile@starynkevitch.net>
8032             Rafael Avila de Espindola  <espindola@google.com>
8034         * gengtype.c (write_root, write_roots): Add a emit_pch argument.
8035         Don't print pch related info if it is false.
8036         (main): Don't print pch info in plugin mode.
8038 2009-09-27  Eric Botcazou  <ebotcazou@adacore.com>
8040         * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
8041         with dw_val_class_const_double.
8042         (struct dw_val_struct): Replace val_long_long with val_double and
8043         adjust for above change.
8044         (output_loc_operands): Likewise.
8045         (add_AT_long_long): Rename into...
8046         (add_AT_double): ...this.
8047         (print_die): Replace dw_val_class_long_long with
8048         dw_val_class_const_double and adjust.
8049         (attr_checksum): Likewise.
8050         (same_dw_val_p): Likewise.
8051         (size_of_die): Likewise.
8052         (value_format): Likewise.
8053         (output_die): Likewise.
8054         (loc_descriptor) <CONST_DOUBLE>: Likewise.
8055         (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
8056         instead of add_AT_long_long.
8057         (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
8058         value with the precision of its type.
8060 2009-09-27  Andreas Schwab  <schwab@linux-m68k.org>
8062         PR c/41476
8063         * c-typeck.c (build_conditional_expr): Use the readonly and
8064         volatile flags of the operand types, not of the operands itself.
8066 2009-09-27  Peter O'Gorman  <pogma@thewrittenword.com>
8068         * collect2.c (main): Look for -brtl before adding libraries.
8070 2009-09-27  Jonathan Gray  <jsg@openbsd.org>
8072         * config.gcc: Update OpenBSD targets.
8073         * config/openbsd-stdint.h: New file.
8074         * config/openbsd-libpthread.h: New file.
8075         * config/openbsd.h: Update and break out LIB_SPEC definition.
8076         * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
8077         * config/i386/openbsdelf.h: Correct types.
8078         * config/m68k/openbsd.h: Likewise.
8079         * config/mips/openbsd.h: Likewise.
8080         * config/vax/openbsd.h: Likewise.
8082 2009-09-27  Eric Botcazou  <ebotcazou@adacore.com>
8084         * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
8085         (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
8086         * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
8087         of the length and zero.
8089 2009-09-27  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
8091         * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
8092         (FLAGS_H): Add options.h $(REAL_H).
8093         (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
8094         (TREE_VECTORIZER_H): New.
8095         (EBITMAP_H): Renamed from EBIMAP_H.
8096         (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
8097         (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
8098         (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
8099         (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
8100         (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
8101         (graphite-clast-to-gimple.o, graphite-dependences.o)
8102         (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
8103         (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
8104         (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
8105         (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
8106         (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
8107         (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
8108         (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
8109         (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
8110         (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
8111         updated and fixed as per above changes and per
8112         check_makefile_deps.sh output.
8114         PR bootstrap/40928
8115         * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
8116         * configure: Regenerate.
8118 2009-09-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8120         * doc/install.texi: Update minimum MPC version to 0.7.
8122 2009-09-26  Gerald Pfeifer  <gerald@pfeifer.com>
8124         * doc/install.texi (Binaries): Remove reference to the binary
8125         distribution CD-ROM from the FSF.
8127 2009-09-26  Michael Matz  <matz@suse.de>
8129         PR lto/40758
8130         PR middle-end/41470
8131         * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
8132         that are mentioned in the body.
8134 2009-09-26  Michael Matz  <matz@suse.de>
8136         PR tree-optimization/41454
8137         * tree-ssa-dom (stmts_to_rescan): Remove variable.
8138         (tree_ssa_dominator_optimize): Don't allocate and free it.
8139         (dom_opt_leave_block): Don't iterate over it.
8140         (eliminate_redundant_computations): Don't return a value.
8141         (cprop_operand, cprop_into_stmt): Ditto.
8142         (optimize_stmt): Don't defer updating stmts.
8144 2009-09-25  Dodji Seketeli  <dodji@redhat.com>
8146         * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
8147         generic_parameter_die, template_parameter_pack_die,
8148         gen_formal_parameter_die, gen_subprogram_die): Adjust after
8149         renaming DW_TAG_formal_parameter_pack and
8150         DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
8151         and DW_TAG_GNU_template_parameter_pack.
8153 2009-09-25  Anatoly Sokolov  <aesok@post.ru>
8155         * config/v850/v850.h (FUNCTION_VALUE): Remove.
8156         * config/v850/v850.c (v850_function_value): New function.
8157         (TARGET_FUNCTION_VALUE): Define.
8159 2009-09-25  Jakub Jelinek  <jakub@redhat.com>
8161         * tree-vect-stmts.c (vectorizable_call): Call
8162         mark_symbols_for_renaming after vect_finish_stmt_generation.
8164         * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
8165         to loc_descriptor_from_tree.
8166         (add_location_or_const_value_attribute): Pass 0 instead of 2
8167         for decl_by_reference_p decls.
8169 2009-09-25  Richard Guenther  <rguenther@suse.de>
8171         PR middle-end/41463
8172         * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
8173         arrays again.
8175 2009-09-25  Ben Elliston  <bje@au.ibm.com>
8177         * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
8178         after `power7'.
8180 2009-09-25  Alan Modra  <amodra@bigpond.net.au>
8182         * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
8183         form of instruction.
8185 2009-09-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8187         PR middle-end/41435
8188         * fold-const.c (const_binop): Handle complex int division.
8189         * tree-complex.c (expand_complex_div_straight,
8190         expand_complex_div_wide): Update comments.
8192 2009-09-24  DJ Delorie  <dj@redhat.com>
8194         PR target/41456
8195         * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
8196         (reg_class): Likewise.
8197         (REG_CLASS_NAMES): Likewise.
8198         * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
8199         (m32c_override_options): Disable -fivopts for M32C.
8201 2009-09-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
8203         * config/rs6000/predicates.md (indexed_or_indirect_operand):
8204         Delete VSX load/store with update support.
8205         * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
8206         * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
8207         (vsx_movti): Ditto.
8208         (VSX_U): Delete.
8209         (VSbit): Ditto.
8210         (VStype_load_update): Ditto.
8211         (VStype_store_update): Ditto.
8212         (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
8213         (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
8215         * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
8216         load/store with update builtins.
8218 2009-09-24  Kai Tietz  <kai.tietz@onevision.com>
8220         * libgcc2.c (L_trampoline): Prototype for getpagesize
8221         and mprotect in WINNT case.
8223 2009-09-24  Anatoly Sokolov  <aesok@post.ru>
8225         * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
8226         * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
8227         * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
8228         'outgoing' argument.
8229         (TARGET_FUNCTION_VALUE): Define.
8231 2009-09-24  Iain Sandoe  <iain.sandoe@sandoe-acoustics.co.uk>
8233         * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
8235 2009-09-24  Iain Sandoe  <iain.sandoe@sandoe-acoustics.co.uk>
8237         PR bootstrap/41405
8238         * common.opt: Initialize dwarf_strict to -1.
8239         * toplev.c (process_options): Catch unset dwarf_strict
8240         and set to 0 for all targets not overriding.
8241         * config/darwin.c (darwin_override_options): Catch unset
8242         dwarf_strict and override to 1.
8244 2009-09-24  Jeff Law  <law@redhat.com>
8246         * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
8248 2009-09-24  Richard Guenther  <rguenther@suse.de>
8250         PR tree-optimization/36143
8251         PR tree-optimization/38747
8252         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8253         create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
8255 2009-09-24  Jakub Jelinek  <jakub@redhat.com>
8257         PR bootstrap/41457
8258         * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
8259         return false instead of gcc_unreachable ().  For CONST return the
8260         value returned by recursive call instead of always returning true.
8261         (tree_add_const_value_attribute): Return the value returned by
8262         add_const_value_attribute instead of always returning true if rtl
8263         is non-NULL.
8265 2009-09-23  Justin Seyster  <jrseys@gmail.com>
8267         * Makefile.in (PLUGIN_HEADERS): Include real.h.
8269 2009-09-24  Jakub Jelinek  <jakub@redhat.com>
8271         * cgraphunit.c (cgraph_lower_function): Revert last change.
8272         * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
8273         instead of DECL_NO_STATIC_CHAIN.
8274         * tree-cfg.c (verify_gimple_call): Likewise.
8275         * tree-nested.c (get_chain_decl, get_chain_field,
8276         convert_tramp_reference_op, convert_gimple_call): Likewise.
8277         (convert_all_function_calls): Likewise.  Always set or clear
8278         DECL_STATIC_CHAIN initially, for !n->outer clear it.
8279         (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
8280         * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
8281         if nested.
8282         * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
8283         DECL_NO_STATIC_CHAIN.
8284         * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
8285         instead of DECL_NO_STATIC_CHAIN.
8286         (ix86_function_regparm, find_drap_reg): Likewise.  Don't test
8287         decl_function_context.
8288         * varasm.c (initializer_constant_valid_p): Likewise.
8289         * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
8290         (DECL_STATIC_CHAIN): ... this.
8291         * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
8292         instead of DECL_NO_STATIC_CHAIN.
8294 2009-09-23  Basile Starynkevitch  <basile@starynkevitch.net>
8295             Rafael Avila de Espindola  <espindola@google.com>
8297         * gengtype.c (nb_plugin_files): Make it unsigned to match
8298         num_gt_files. Adjust other variables to avoid warnings.
8299         (main): Allocate an all zero lang_bitmap before each plugin file name
8300         to match regular file names.
8302 2009-09-23  Richard Henderson  <rth@redhat.com>
8304         * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
8305         (TARGET_STATIC_CHAIN): Mention that this hook must be used for
8306         static chain passed in memory.
8307         * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
8308         * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
8309         STATIC_CHAIN_INCOMING.  Issue a sorry if there's no
8310         STATIC_CHAIN_REGNUM defined.
8312         * config/picochip/picochip-protos.h: s/class/klass/.
8313         * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
8314         (picochip_static_chain): New.
8315         * config/picochip/picochip.h (STATIC_CHAIN): Remove.
8316         (STATIC_CHAIN_INCOMING): Remove.
8318         * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
8319         (xtensa_static_chain): New.
8320         * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
8321         (STATIC_CHAIN_INCOMING): Remove.
8323 2009-09-23  Anatoly Sokolov  <aesok@post.ru>
8325         * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
8326         * config/pa/pa-protos.h (function_value): Remove.
8327         * config/pa/pa.c (pa_function_value): Rename from function_value.
8328         Make static, add 'outgoing' argument.
8329         (TARGET_FUNCTION_VALUE): Define.
8331 2009-09-23  Anatoly Sokolov  <aesok@post.ru>
8333         * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
8334         instead of cfun->machine->is_leaf.
8335         * config/avr/avr.h (machine_function): Remove is_leaf field.
8337 2009-09-23  Jakub Jelinek  <jakub@redhat.com>
8339         PR debug/41439
8340         * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
8341         DW_OP_piece after DW_OP_stack_value, adjust size calculations
8342         for it, when DW_OP_stack_value and DW_OP_implicit_value has
8343         the same size, prefer DW_OP_stack_value.
8344         (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
8345         loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
8347 2009-09-23  Alexandre Oliva  <aoliva@redhat.com>
8349         PR debug/41353
8350         * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
8352 2009-09-23  Alexandre Oliva  <aoliva@redhat.com>
8354         PR debug/41248
8355         * cfgexpand.c (convert_debug_memory_address): New.
8356         (expand_debug_expr): Convert base address and offset to the same
8357         mode.  Use it to convert addresses to other modes.  Accept
8358         ptr_mode addresses.
8360 2009-09-23  Dodji Seketeli <dodji@redhat.com>
8362         PR debug/41065
8363         * function.h (types_used_by_vars_hash): Declare new hash table.
8364         (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
8365         equality and hash function for the hash table.
8366         (types_used_by_cur_var_decl): Declare a new global chained list.
8367         (types_used_by_var_decl_insert): Declare new function.
8368         * function.c (types_used_by_vars_hash): Define the hashtable ...
8369         (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
8370         its equality and hash functions.
8371         (hash_types_used_by_vars_entry): New hash helper.
8372         (types_used_by_cur_var_decl): Define the global chained list.
8373         (used_types_insert): Update the list of types used by the global
8374         variable being parsed.
8375         (types_used_by_var_decl_insert): Define new function.
8376         * c-common.h (record_types_used_by_current_var_decl): Declare ...
8377         * c-common.c (record_types_used_by_current_var_decl): ... new
8378         function.
8379         * c-decl.c (finish_decl): Record the types used by the global
8380         variable declaration we've just parsed.
8381         * dwarf2out.c (premark_used_types): Insert a new line between
8382         comment and function.
8383         (premark_used_types_helper): Fix comment.
8384         (premark_types_used_by_global_vars_helper,
8385         premark_types_used_by_global_vars): New functions.
8386         (prune_unused_types): Do not prune types used by global variables.
8388 2009-09-23  Richard Guenther  <rguenther@suse.de>
8390         * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
8391         produced for bigendian targets with promoted subregs.
8393 2009-09-23  Richard Guenther  <rguenther@suse.de>
8395         * value-prof.c (gimple_ic): Purge old EH edges only after building
8396         the new ones.
8398 2009-09-23  Nick Clifton  <nickc@redhat.com>
8400         * config/arc/arc.c (arc_trampoline_init): Fix typo.
8402 2009-09-23  Jakub Jelinek  <jakub@redhat.com>
8404         PR bootstrap/41405
8405         * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
8407         PR bootstrap/41436
8408         * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
8409         on non-nested functions.
8411 2009-09-23  Jakub Jelinek  <jakub@redhat.com>
8412             Jan Hubicka  <jh@suse.cz>
8414         * dwarf2out.c (loc_list_plus_const): Only define if
8415         DWARF2_DEBUGGING_INFO.
8416         (address_of_int_loc_descriptor): Likewise.
8418         PR debug/41411
8419         * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
8421 2009-09-23  Uros Bizjak  <ubizjak@gmail.com>
8423         PR c/39779
8424         * c-typeck.c (build_binary_op) <short_shift>: Check that integer
8425         constant is more than zero.
8427 2009-09-23  Alan Modra  <amodra@bigpond.net.au>
8429         PR target/40473
8430         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
8431         call final to emit non-scheduled prologue, instead insert at entry.
8433 2009-09-22  Loren J. Rittle  <ljrittle@acm.org>
8434             Joseph S. Myers  <joseph@codesourcery.com>
8436         * doc/install.texi (*-*-freebsd*): Add proper format codes.
8438 2009-09-22  Basile Starynkevitch  <basile@starynkevitch.net>
8439             Rafael Avila de Espindola  <espindola@google.com>
8441         * gengtype.c (is_file_equal): New function.
8442         (close_output_files): Use is_file_equal. Free of->buf.
8444 2009-09-22  Basile Starynkevitch  <basile@starynkevitch.net>
8445             Rafael Avila de Espindola  <espindola@google.com>
8447         * gengtype.c (write_types, write_local): Add the output_header
8448         argument. Update all callers.
8450 2009-09-22  Dodji Seketeli  <dodji@redhat.com>
8452         * dwarf2out.c (template_parameter_pack_die,
8453         gen_formal_parameter_pack_die ): New functions.
8454         (make_ith_pack_parameter_name): Remove this function.
8455         (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
8456         DW_TAG_formal_parameter_pack.
8457         (gen_generic_params_dies): Represent each template parameter pack
8458         by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
8459         represented by usual DW_TAG_template_*_parameter DIEs that are
8460         children of the DW_TAG_template_parameter_pack element DIE.
8461         (generic_parameter_die): This doesn't deal with parameter pack
8462         names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
8463         of parameter pack DIEs.
8464         (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
8465         in certain cases, e.g. for pack elements.
8466         (gen_formal_types_die, gen_decl_die): Adjust usage of
8467         gen_formal_parameter_die.
8468         (gen_subprogram_die): Represent each function parameter pack by a
8469         DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
8470         represented by usual DW_TAG_formal_parameter DIEs that are children
8471         of the DW_TAG_formal_parameter_pack DIE. Remove references to
8472         ____builtin_va_alist decls as no part of the compiler uses those
8473         anymore.
8474         * langhooks.h (struct lang_hooks_for_decls): Add
8475         function_parm_expanded_from_pack_p, get_generic_function_decl
8476         and function_parameter_pack_p hooks.  Fix comment for
8477         get_innermost_generic_parms hook.
8478         * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
8479         LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
8480         macros and use them to initialize lang_hook.
8482 2009-09-22  Richard Henderson  <rth@redhat.com>
8484         * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
8485         (TRAMPOLINE_ADJUST_ADDRESS): Poison.
8486         * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
8487         on TRAMPOLINE_TEMPLATE.
8488         (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
8489         TRAMPOLINE_ADJUST_ADDRESS.
8490         * targhooks.c (default_asm_trampoline_template): Remove.
8491         (default_trampoline_adjust_address): Remove.
8492         (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
8493         * targhooks.h: Update decls.
8495 2009-09-22  Dave Korn  <dave.korn.cygwin@gmail.com>
8497         * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
8498         * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
8499         * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
8501 2009-09-22  Alexandre Oliva  <aoliva@redhat.com>
8503         PR debug/41295
8504         * reload1.c (reload): Reset debug insns with pseudos without
8505         equivalences.
8507 2009-09-22  Janis Johnson  <janis187@us.ibm.com>
8509         * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
8510         unconditional true for decimal float modes.
8511         * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
8512         * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
8514 2009-09-22  Loren J. Rittle  <ljrittle@acm.org>
8516         * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
8517         Enable a new case for __FreeBSD__ >= 7.
8518         * crtstuff.c:  Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
8519         * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
8520         * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
8521         and USE_LD_AS_NEEDED.
8523         * doc/install.texi (*-*-freebsd*): Update target information.
8525 2009-09-22  Richard Guenther  <rguenther@suse.de>
8527         PR middle-end/41395
8528         * tree-dfa.c (get_ref_base_and_extent): Handle trailing
8529         arrays really properly.
8531 2009-09-22  Richard Henderson  <rth@redhat.com>
8533         PR target/41246
8534         * target.h (struct gcc_target): Add asm_out.trampoline_template,
8535         calls.static_chain, calls.trampoline_init,
8536         calls.trampoline_adjust_address.
8537         * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8538         (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8539         (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8540         * builtins.c (expand_builtin_setjmp_receiver): Use
8541         targetm.calls.static_chain; only clobber registers.
8542         (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
8543         set up memory attributes properly for the trampoline block.
8544         (expand_builtin_adjust_trampoline): Use
8545         targetm.calls.trampoline_adjust_address.
8546         * calls.c (prepare_call_address): Add fndecl argument.  Use
8547         targetm.calls.static_chain.
8548         * df-scan.c (df_need_static_chain_reg): Remove.
8549         (df_get_entry_block_def_set): Use targetm.calls.static_chain;
8550         consolodate static chain handling.
8551         * doc/tm.texi: Document new hooks.
8552         * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
8553         (init_emit_regs): Don't initialize them.
8554         * expr.h (prepare_call_address): Update decl.
8555         * final.c (profile_function): Use targetm.calls.static_chain.
8556         * function.c (expand_function_start): Likewise.
8557         * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
8558         * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
8559         only clobber registers.
8560         * targhooks.c (default_static_chain): New.
8561         (default_asm_trampoline_template, default_trampoline_init): New.
8562         (default_trampoline_adjust_address): New.
8563         * targhooks.h: Declare them.
8564         * varasm.c (assemble_trampoline_template): Use
8565         targetm.asm_out.trampoline_template.  Make the memory block const
8566         and set its size.
8568         * config/alpha/alpha.c (alpha_trampoline_init): Rename from
8569         alpha_initialize_trampoline.  Make static.  Merge VMS parameter
8570         differences into the TARGET_ABI_OPEN_VMS code block.
8571         (TARGET_TRAMPOLINE_INIT): New.
8572         * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
8573         (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
8574         * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
8575         (INITIALIZE_TRAMPOLINE): Remove.
8577         * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
8578         (TRAMPOLINE_TEMPLATE): Merge with ...
8579         (INITIALIZE_TRAMPOLINE): ... this and move ...
8580         * config/arc/arc.c (arc_trampoline_init): ... here.
8581         (TARGET_TRAMPOLINE_INIT): New.
8583         * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8584         (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8585         (arm_asm_trampoline_template): New.
8586         (arm_trampoline_init, arm_trampoline_adjust_address): New.
8587         * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
8588         THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
8589         code to arm_asm_trampoline_template.
8590         (TRAMPOLINE_ADJUST_ADDRESS): Move code to
8591         arm_trampoline_adjust_address.
8592         (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
8593         adjust for target hook parameters.
8595         * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
8596         Remove.
8598         * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
8599         * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
8600         (bfin_trampoline_init): Rename from initialize_trampoline;
8601         make static; update for target hook parameters.
8602         (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8603         * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
8604         bfin_asm_trampoline_template.
8605         (INITIALIZE_TRAMPOLINE): Remove.
8607         * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8608         TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
8609         cris_trampoline_init): New.
8610         * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
8611         cris_asm_trampoline_template.
8612         (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
8613         adjust for target hook parameters.
8615         * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
8617         * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8618         TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
8619         fr30_trampoline_init): New.
8620         * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
8621         fr30_asm_trampoline_template.
8622         (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
8623         adjust for target hook parameters.
8625         * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
8626         (frv_trampoline_init): Rename from frv_initialize_trampoline;
8627         make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
8628         * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
8629         * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
8631         * config/h8300/h8300.c (h8300_trampoline_init): New.
8632         (TARGET_TRAMPOLINE_INIT): New.
8633         * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
8634         to h8300_trampoline_init and adjust for hook parameters.
8636         * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
8637         * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
8638         (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
8639         make static; adjust for hook parameters.
8640         * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
8642         * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8643         (TARGET_TRAMPOLINE_INIT): New.
8644         (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
8645         * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
8646         iq2000_asm_trampoline_template.
8647         (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
8648         (TRAMPOLINE_CODE_SIZE): New.
8649         (TRAMPOLINE_SIZE): Use it.
8650         (TRAMPOLINE_ALIGNMENT): Follow Pmode.
8652         * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
8653         * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
8654         (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
8655         adjust for hook parameters.
8656         * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
8658         * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
8659         (m32r_trampoline_init): New.
8660         * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
8661         m32r_trampoline_init.
8663         * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
8664         (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
8665         make static; update for hook parameters.
8666         * config/m68hc11/m68hc11-protos.h: Update.
8667         * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
8669         * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8670         (TARGET_TRAMPOLINE_INIT): New.
8671         (mcore_function_value): Fix typo.
8672         (mcore_asm_trampoline_template, mcore_trampoline_init): New.
8673         * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
8674         to mcore_asm_trampoline_template.
8675         (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
8677         * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
8678         * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
8679         (mep_trampoline_init): Rename from mep_init_trampoline; make static;
8680         update for hook parameters.
8681         * config/mep/mep-protos.h (mep_init_trampoline): Remove.
8683         * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8684         mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8685         mips_trampoline_init): New.
8686         * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
8687         mips_asm_trampoline_template.
8688         (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
8689         update for hook parameters.
8691         * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8692         (TARGET_TRAMPOLINE_INIT): New.
8693         (mmix_trampoline_size): Remove.
8694         (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
8695         make static.  Remove out-of-date tetra vs octa comment.
8696         (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
8697         make static; update for hook parameters.
8698         * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
8699         (INITIALIZE_TRAMPOLINE): Remove.
8700         (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
8701         (TRAMPOLINE_ALIGNMENT): New.
8702         * gcc/config/mmix/mmix-protos.h: Update.
8704         * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8705         mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8706         mn10300_trampoline_init): New.
8707         * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
8708         mn10300_asm_trampoline_template.
8709         (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
8711         * config/moxie/moxie.c (moxie_static_chain,
8712         moxie_asm_trampoline_template, moxie_trampoline_init,
8713         TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
8714         TARGET_TRAMPOLINE_INIT): New.
8715         * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
8716         moxie_trampoline_init.
8717         (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
8718         (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
8720         * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8721         pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8722         pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
8723         pa_trampoline_adjust_address): New.
8724         * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
8725         pa_asm_trampoline_template.
8726         (TRAMPOLINE_ALIGNMENT): New.
8727         (TRAMPOLINE_CODE_SIZE): Move to pa.c.
8728         (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
8729         adjust for hook parameters.
8730         (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
8732         * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
8733         (TARGET_TRAMPOLINE_INIT): New.
8734         * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
8735         (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
8737         * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
8739         * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
8740         * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
8741         (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
8742         make static; adjust parameters for the hook.
8743         * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
8745         * config/s390/s390.c (s390_asm_trampoline_template): Rename from
8746         s390_trampoline_template; make static.
8747         (s390_trampoline_init): Rename from s390_initialize_trampoline;
8748         make static; adjust for target hook.
8749         (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8750         * config/s390/s390-protos.h: Remove trampoline decls.
8751         * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
8752         (TRAMPOLINE_TEMPLATE): Remove.
8753         (TRAMPOLINE_ALIGNMENT): New.
8755         * config/score/score-protos.h (score_initialize_trampoline): Remove.
8756         * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8757         (TARGET_TRAMPOLINE_INIT): New.
8758         (score_asm_trampoline_template): New.
8759         (score_trampoline_init): Rename from score_initialize_trampoline;
8760         make static; adjust for hook parameters.
8761         * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
8762         score[37]_asm_trampoline_template.
8763         (INITIALIZE_TRAMPOLINE): Remove.
8764         * config/score/score3.c (score3_asm_trampoline_template): New.
8765         (score3_trampoline_init): Rename from score3_initialize_trampoline;
8766         adjust for target hook.
8767         * config/score/score7.c (score7_asm_trampoline_template): New.
8768         (score7_trampoline_init): Rename from score7_initialize_trampoline;
8769         adjust for target hook.
8770         * config/score/score3.h, config/score/score7.h: Update.
8772         * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
8773         * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
8774         (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8775         (sh_trampoline_init): Rename from sh_initialize_trampoline;
8776         make static; adjust for target hook parameters.
8777         (sh_trampoline_adjust_address): New.
8778         * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
8779         (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
8781         * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
8782         (sparc32_initialize_trampoline): Rename from
8783         sparc_initialize_trampoline; make static; replace tramp parameter
8784         with m_tramp and update memory accesses.
8785         (sparc64_initialize_trampoline): Similarly.
8786         (sparc_trampoline_init): New.
8787         * config/sparc/sparc-protos.h: Remove trampoline decls.
8788         * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
8789         * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
8791         * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
8792         (array_to_constant): Make ARR parameter const.
8793         (spu_trampoline_init): Rename from spu_initialize_trampoline;
8794         make static; update for hook parameters.
8795         * config/spu/spu-protos.h: Update decls.
8796         * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
8798         * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
8799         from xstormy16_initialize_trampoline; make static; update for
8800         hook parameters.
8801         (TARGET_TRAMPOLINE_INIT): New.
8802         * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
8804         * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8805         (TARGET_TRAMPOLINE_INIT): New.
8806         (v850_can_eliminate): Make static.
8807         (v850_asm_trampoline_template, v850_trampoline_init): New.
8808         * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
8809         v850_asm_trampoline_template.
8810         (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
8811         and adjust for target hook parameters.
8813         * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8814         (TARGET_TRAMPOLINE_INIT): New.
8815         (vax_asm_trampoline_template, vax_trampoline_init): New.
8816         * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
8817         vax_asm_trampoline_template.
8818         (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8820         * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8821         (TARGET_TRAMPOLINE_INIT): New.
8822         (xtensa_asm_trampoline_template): Rename from
8823         xtensa_trampoline_template; make static.
8824         (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8825         make static; update for hook parameters.
8826         * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8827         * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8828         (INITIALIZE_TRAMPOLINE): Remove.
8830         * config/i386/i386.c (ix86_function_regparm): Do not issue an
8831         error for nested functions with regparm=3.
8832         (ix86_compute_frame_layout): Adjust frame pointer offset for
8833         ix86_static_chain_on_stack.
8834         (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8835         (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8836         don't reset to UNITS_PER_WORD.
8837         (ix86_emit_leave): Adjust ix86_cfa_state.
8838         (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8839         (ix86_static_chain): New.
8840         (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8841         make static; update for target hook parameters; use ix86_static_chain.
8842         (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8843         * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8844         (INITIALIZE_TRAMPOLINE): Remove.
8845         (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8846         (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8847         to the end.  Add static_chain_on_stack.
8848         (ix86_static_chain_on_stack): New.
8850         * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8851         (m68k_output_mi_thunk): Don't use static_chain_rtx.
8852         (m68k_trampoline_init): New.
8853         * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8854         m68k_trampoline_init and adjust for hook parameters.
8855         * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8856         (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8858 2009-09-22  Jakub Jelinek  <jakub@redhat.com>
8860         * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8861         for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8863         * reload1.c (reload): Call wrap_constant when substituting
8864         reg for equiv inside of DEBUG_INSNs.
8866         PR bootstrap/41405
8867         * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8868         add_call_src_coords_attributes, add_high_low_attributes,
8869         gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8870         gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8871         dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8872         when -gdwarf-2 -gstrict-dwarf.
8873         (loc_list_from_tree): Likewise.  Avoid using DWARF4 additions when
8874         -gdwarf-[23] -gstrict-dwarf.
8875         (address_of_int_loc_descriptor, loc_descriptor,
8876         loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8877         DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8878         * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8880 2009-09-22  Richard Guenther  <rguenther@suse.de>
8882         PR tree-optimization/41428
8883         * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8884         (ccp_finalize): Pass it to substitute_and_fold.
8886 2009-09-22  Richard Guenther  <rguenther@suse.de>
8888         * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8889         (substitute_and_fold): Adjust prototype.
8890         * tree-vrp.c (vrp_evaluate_conditional): Make static.
8891         (simplify_stmt_using_ranges): Likewise.
8892         (fold_predicate_in): Move here from tree-ssa-propagate.c.
8893         (vrp_fold_stmt): New function.
8894         (vrp_finalize): Pass it to substitute_and_fold.
8895         * tree-flow.h (vrp_evaluate_conditional): Remove.
8896         (simplify_stmt_using_ranges): Likewise.
8897         * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8898         * tree-ssa-copy.c (fini_copy_prop): Likewise.
8899         * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8900         member.
8901         (fold_predicate_in): Move to tree-vrp.c.
8902         (substitute_and_fold): Use the callback instead of calling into
8903         tree-vrp.c functions directly.
8905 2009-09-22  Jakub Jelinek  <jakub@redhat.com>
8907         * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8908         comparison warning on rs6000.
8910         PR middle-end/41429
8911         * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8912         GIMPLE_EH_MUST_NOT_THROW cleanup.
8913         (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8915 2009-09-22  Jack Howarth  <howarth@bromo.med.uc.edu>
8917         PR middle-end/41260
8918         * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8919         * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8920         LIB_SPEC for darwin10 and later since it always uses the unwinder in
8921         libSystem which is derived from the gcc 4.2.1 unwinder.
8923 2009-09-22  Dave Korn  <dave.korn.cygwin@gmail.com>
8925         PR middle-end/41357
8926         * varasm.c (default_encode_section_info): Copy TLS model into
8927         sym_ref flags regardless of backend support for TLS, for all
8928         model types except TLS_MODEL_EMULATED.
8930 2009-09-22  Dave Korn  <dave.korn.cygwin@gmail.com>
8932         PR bootstrap/41404
8933         * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8934         we can handle it correctly.
8936 2009-09-21  Gerald Pfeifer  <gerald@pfeifer.com>
8938         * doc/install.texi (os2): Remove section.
8940 2009-09-21  Gerald Pfeifer  <gerald@pfeifer.com>
8942         * doc/standards.texi (Objective-C): Adjust two URLs.
8944 2009-09-21  Giuseppe Scrivano <gscrivano@gnu.org>
8946         * tree-tailcall.c (process_assignment): Don't check if a
8947         multiplication or an addition are already present.
8948         (find_tail_calls): Combine multiple additions and multiplications.
8949         (adjust_accumulator_values): Emit accumulators.
8951 2009-09-21  Kai Tietz  <kai.tietz@onevision.com>
8953         * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8954         xmm register restore.
8956 2009-09-21  Jan Hubicka  <jh@suse.cz>
8958         * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8959         (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8960         restore at the end.
8962 2009-09-21  Eric Botcazou  <ebotcazou@adacore.com>
8964         * stor-layout.c (layout_type): Remove obsolete code.
8966 2009-09-20  H.J. Lu  <hongjiu.lu@intel.com>
8968         PR middle-end/41395
8969         * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8971 2009-09-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8973         PR middle-end/30789
8974         * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8975         (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8976         (fold_builtin_2, do_mpc_arg1): Update accordingly.
8977         * fold-const.c (const_binop): Likewise.
8978         * real.h (do_mpc_arg2): Update prototype.
8980 2009-09-20  Jan Hubicka  <jh@suse.cz>
8982         * dwarf2out.c (add_const_value_attribute): Return true if successful.
8983         (add_location_or_const_value_attribute): Rewrite using
8984         loc_list_from_tree.
8985         (tree_add_const_value_attribute): Return true if successful.
8986         (tree_add_const_value_attribute_for_decl): Likewise.
8988         * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8989         (loc_descriptor): ... here;
8990         (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8991         (cst_pool_loc_descr): Break out from ...; do not reffer constant
8992         pool items that was not marked for output.
8993         (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8994         (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8995         (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8996         handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8997         IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8998         CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8999         DW_OP_stack_value to get address of items that are not available
9000         as addresses.
9001         (dw_loc_list): Handle single element lists correctly.
9003 2009-09-20  Kai Tietz  <kai.tietz@onevision.com>
9004             Pascal Obry  <obry@adacore.com>
9006         * unwind-dw2-fde.c (classify_object_over_fdes):
9007         Cast the constant 1 to _Unwind_Ptr.
9008         (add_fdes): Likewise.
9009         (linear_search_fdes): Likewise.
9011 2009-09-20  Eric Botcazou  <ebotcazou@adacore.com>
9013         * stor-layout.c (set_sizetype): Avoid useless type copy.
9015 2009-09-20  Richard Sandiford  <rdsandiford@googlemail.com>
9017         * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
9018         feature check.
9019         (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
9020         * configure, config.in: Regenerate.
9021         * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
9022         DW_EH_PE_absptr.
9023         * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
9024         (ASM_PREFERRED_EH_DATA_FORMAT): Define.  Use MIPS_EH_INDIRECT
9025         for global data if the output could be used in a shared library.
9026         * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9027         to 0 if TARGET_WRITABLE_EH_FRAME.
9029 2009-09-20  Paolo Bonzini <bonzini@gnu.org>
9031         PR rtl-optimization/39886
9032         * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
9033         just when insn is equal to BB_END (bb).
9035 2009-09-19  Adam Nemet  <anemet@caviumnetworks.com>
9037         * config/mips/mips.opt (mrelax-pic-calls): New option.
9038         * config/mips/mips.c (mips_strip_unspec_address): Move it up in
9039         the file.
9040         (mips_unspec_call): Change "unspec_call" expander into this.
9041         (mips_strip_unspec_call): New function.
9042         (mips_got_load): Call mips_unspec_call instead of
9043         gen_unspec_call<mode>.
9044         (mips16_build_call_stub): Fix comment for fp_code.  Adjust call to
9045         MIPS_CALL.
9046         (mips_cfg_in_reorg): New function.
9047         (mips16_lay_out_constants): Use it to decide whether to call
9048         CFG-aware insn splitting.
9049         (r10k_insert_cache_barriers): Move CFG set-up code from here to
9050         mips_reorg.  Move DF set-up code from here ...
9051         (mips_df_reorg): ... to here.  Call r10k_insert_cache_barriers
9052         from here.
9053         (mips_reorg): Call mips_df_reorg instead of
9054         r10k_insert_cache_barriers.  Move CFG set-up code here from
9055         r10k_insert_cache_barriers.
9056         (mips_call_expr_from_insn): New function.
9057         (mips_pic_call_symbol_from_set): Likewise.
9058         (mips_find_pic_call_symbol): Likewise.
9059         (mips_annotate_pic_call_expr): Likewise.
9060         (mips_get_pic_call_symbol): Likewise.
9061         (mips_annotate_pic_calls): Likewise.
9062         (mips_override_options): Disable -mrelax-pic-calls unless PIC
9063         calls are used.
9064         (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
9065         * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
9066         * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
9067         directive.
9068         * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
9069         (unspec_call<mode>): Remove it.
9070         (sibcall_internal, sibcall_value_internal,
9071         sibcall_value_multiple_internal, call_internal, call_split,
9072         call_value_internal, call_value_split,
9073         call_value_multiple_internal, call_value_multiple_split): Pass
9074         SIZE_OPNO to MIPS_CALL.
9075         (call_internal_direct, call_direct_split,
9076         call_value_internal_direct, call_value_direct_split): Pass -1 as
9077         SIZE_OPNO to MIPS_CALL.
9078         * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
9079         * configure: Regenerate.
9080         * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
9081         and -mno-relax-pic-calls.
9082         (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
9084 2009-09-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
9086         PR bootstrap/35619
9087         * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
9088         in the directory this rule is called from, rather than the
9089         toplevel 'gcc' directory, to fix in-tree build.
9091 2009-09-19  Chris Demetriou  <cgd@google.com>
9093         PR preprocessor/28435:
9094         * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
9095         to cpplib that the preprocessor output is needed.
9097 2009-09-19  Jakub Jelinek  <jakub@redhat.com>
9099         * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
9100         *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
9101         *return_and_restore_fpregs_<mode>,
9102         *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
9104         PR bootstrap/41397
9105         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
9106         instead of assuming it has always a REG inside of it.
9108 2009-09-18  Gerald Pfeifer  <gerald@pfeifer.com>
9110         * config/freebsd.h: Update comment on types.
9111         (WINT_TYPE): Define.
9113 2009-09-18  Jason Merrill  <jason@redhat.com>
9115         * c.opt: Add -fno-deduce-init-list.
9117 2009-09-18  Neil Vachharajani  <nvachhar@google.com>
9119         * value-prof.c (interesting_stringop_to_profile_p): Added output
9120         argument to indicate which parameter is the size parameter.
9121         * value-prof.c (gimple_stringop_fixed_value): Use
9122         INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
9123         * value-prof.c (gimple_stringops_transform): Update call sites to
9124         INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
9126 2009-09-18  Uros Bizjak  <ubizjak@gmail.com>
9128         PR target/38288
9129         From David Binderman <dcb314@hotmail.com>:
9130         * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
9131         local variable f.  Remove stale comments.
9132         (ix86_compute_frame_layout): Remove useless local variable total_size.
9133         Remove #if 0'd code.
9134         (legitimate_address_p): Remove useless local variables
9135         reason_rtx and reason.
9136         (ix86_split_copysign_const): Remove useless local variable op1.
9137         (scale_counter): Remove useless local variable piece_size_mask.
9139 2009-09-18  Jakub Jelinek  <jakub@redhat.com>
9141         * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
9142         output decl.
9144 2009-09-17  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
9146         PR target/40913
9147         * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
9149 2009-09-17  Jakub Jelinek  <jakub@redhat.com>
9151         * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
9152         TYPE_STUB_DECL.
9154 2009-09-17  Alexandre Oliva  <aoliva@redhat.com>
9156         * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
9157         DW_OP_implicit_value even without dwarf_version 4.
9159 2009-09-17  Jan Hubicka  <jh@suse.cz>
9161         * dwarf2out.c: Include tree-pass.h and gimple.h.
9162         (loc_list_plus_const): New function.
9163         (loc_descriptor_from_tree_1): Rename to ...
9164         (loc_descriptor_from_tree): ... remove original.
9165         (loc_list_from_tree): New function.
9166         (add_AT_location_description): Accept location list.
9167         (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
9168         (concatn_mem_loc_descriptor): Remove.
9169         (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
9170         returning NULL.
9171         (secname_for_decl): Move up.
9172         (hidden_reference_p): New function; break out from ...
9173         (loc_by_refernece): ... here; move up.
9174         (dw_loc_list): New function.
9175         (single_element_loc_list): New function.
9176         (single_element_loc_list_p): New function.
9177         (add_loc_descr_to_each): New function.
9178         (add_loc_list): New function.
9179         (loc_descr_from_tree): Make wraper of loc_list_from_tree.
9180         (loc_list_from_tree): Reroganized from loc_descr_from_tree;
9181         add diagnostics why expansion failed.
9182         (add_location_or_const_value_attribute): Support location lists.
9183         (add_bound_info): Likewise.
9184         (descr_info_loc): Update call of loc_descriptor_from_tree.
9185         (gen_variable_die): Work on location lists.
9186         * final.c (pass_final): Add dump file.
9187         * Makefile.in (dwarf2out.o): Add new dependencies.
9189 2009-09-17  Janis Johnson  <janis187@us.ibm.com>
9191         PR c/41049
9192         * real.c decimal_from_integer, decimal_integer_string): New.
9193         (real_from_integer): Use them as special case for decimal float.
9194         * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
9195         (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
9196         Do not append zero after the decimal point in string to convert.
9198 2009-09-17  Alexander Monakov  <amonakov@ispras.ru>
9200         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
9201         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
9203 2009-09-17  Martin Jambor  <mjambor@suse.cz>
9205         * common.opt (fipa-sra): New switch.
9206         * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
9207         * timevar.def (TV_IPA_SRA): New timevar.
9208         * params.def (ipa-sra-ptr-growth-factor): New parameter.
9209         * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
9210         * tree-sra.c: Include cgraph.c.
9211         (enum sra_mode): Added SRA_MODE_EARLY_IPA.
9212         (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
9213         and grp_not_necessarilly_dereferenced.
9214         (func_param_count): New variable.
9215         (encountered_apply_args): New variable.
9216         (bb_dereferences): New variable.
9217         (final_bbs): New variable.
9218         (no_accesses_representant): New variable.
9219         (no_accesses_p): New function.
9220         (dump_access): Dump the new fields.
9221         (sra_initialize): Set encountered_apply_args to false.
9222         (get_ssa_base_param): New function.
9223         (mark_parm_dereference): New function.
9224         (create_access): Caring for INIDRECT_REFs and different handling of
9225         varialble length accesses in early IPA SRA.  Store the stmt - a new
9226         parameter - to the new access.
9227         (build_access_from_expr_1): New parameter stmt, passed to
9228         create_access.  Handle INDIRECT_REFs.
9229         (build_access_from_expr): Pass the current statement to
9230         build_access_from_expr_1.
9231         (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
9232         passes.
9233         (build_accesses_from_assign): Pass the current statement to
9234         build_access_from_expr_1.  Do not create assign links in IPA-SRA.
9235         (scan_function): Call handle_ssa_defs on phi nodes.  Set bits in
9236         final_bbs when necessary.  Check for calls to __builtin_apply_args.
9237         Fixup EH info if anythng was changed.
9238         (is_unused_scalar_param): New function.
9239         (ptr_parm_has_direct_uses): New function.
9240         (find_param_candidates): New function.
9241         (mark_maybe_modified): New function.
9242         (analyze_modified_params): New function.
9243         (propagate_dereference_distances): New function.
9244         (dump_dereferences_table): New function.
9245         (analyze_caller_dereference_legality): New function.
9246         (unmodified_by_ref_scalar_representative): New function.
9247         (splice_param_accesses): New function.
9248         (decide_one_param_reduction): New function.
9249         (enum ipa_splicing_result): New type.
9250         (splice_all_param_accesses): New function.
9251         (get_param_index): New function.
9252         (turn_representatives_into_adjustments): New function.
9253         (analyze_all_param_acesses): New function.
9254         (get_replaced_param_substitute): New function.
9255         (get_adjustment_for_base): New function.
9256         (replace_removed_params_ssa_names): New function.
9257         (sra_ipa_reset_debug_stmts): New function.
9258         (sra_ipa_modify_expr): New function.
9259         (sra_ipa_modify_assign): New function.
9260         (convert_callers): New function.
9261         (modify_function): New function.
9262         (ipa_sra_preliminary_function_checks): New function.
9263         (ipa_early_sra): New function.
9264         (ipa_early_sra_gate): New function.
9265         (pass_early_ipa_sra): New variable.
9266         * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
9268 2009-09-17  Michael Matz  <matz@suse.de>
9270         PR middle-end/41347
9271         * tree.c (build_type_attribute_qual_variant): Export.
9272         * tree.h (build_type_attribute_qual_variant): Declare.
9273         * tree-inline.c (remap_type_1): Use it to build variants with
9274         the original qualifiers and attributes.
9276 2009-09-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9278         * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
9279         without a fallthrough edge.
9281 2009-09-16  DJ Delorie  <dj@redhat.com>
9283         * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
9284         chip and ignore the "fast_interrupt" attribute if so.
9286 2009-09-16  Richard Henderson  <rth@redhat.com>
9288         PR middle-end/41360
9289         * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
9290         barrier fix.
9292 2009-09-16  Richard Henderson  <rth@redhat.com>
9294         PR target/41246
9295         * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
9296         is set only if DECL_NO_STATIC_CHAIN is unset.
9297         * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
9298         (FOR_EACH_NEST_INFO): New.
9299         (walk_all_functions): Use it.
9300         (finalize_nesting_tree): Likewise.
9301         (unnest_nesting_tree): Likewise.
9302         (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
9303         (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
9304         (convert_gimple_call): Early out if gimple_call_chain already set.
9305         (convert_all_function_calls): Iterate until no new functions
9306         require a static chain.
9307         (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
9308         when building a trampoline.  Use dump_function_to_file instead
9309         of dump_function.
9310         (lower_nested_functions): Open dump_file.  Validate that decls
9311         that have DECL_NO_STATIC_CHAIN from the front end don't have that
9312         bit reset by this pass.
9314 2009-09-16  Michael Matz  <matz@suse.de>
9316         PR fortran/41212
9317         * tree.h (struct tree_decl_common): Add decl_restricted_flag,
9318         shorten decl_common_unused.
9319         (DECL_RESTRICTED_P): New accessor.
9320         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
9321         to disambiguate marked decls and restrict pointers.
9323 2009-09-16  Richard Henderson  <rth@redhat.com>
9325         PR middle-end/41360
9326         * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
9328 2009-09-16  Jakub Jelinek  <jakub@redhat.com>
9330         * integrate.c (set_block_abstract_flags): Call
9331         set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
9333 2009-09-16  Richard Guenther  <rguenther@suse.de>
9335         PR middle-end/34011
9336         * tree-flow-inline.h (may_be_aliased): Compute readonly variables
9337         as non-aliased.
9339 2009-09-16  DJ Delorie  <dj@redhat.com>
9340             Kaz Kojima  <kkojima@gcc.gnu.org>
9342         * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
9343         (sh_expand_prologue): Update calls to output_stack_adjust.
9344         (sh_expand_epilogue): Likewise.
9346 2009-09-15  Adam Nemet  <anemet@caviumnetworks.com>
9348         PR bootstrap/41349
9349         * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
9350         trying to limit the extent of searches in the insn stream.
9352 2009-09-15  Nathan Froyd  <froydnj@codesourcery.com>
9353             Jakub Jelinek  <jakub@redhat.com>
9355         PR target/41175
9356         PR target/40677
9357         * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
9358         problem.
9359         (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
9360         SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
9361         (rs6000_savres_strategy): Always save FP registers inline if the
9362         target doesn't support hardware double-precision.  Set the above
9363         bits in return value when needed.
9364         (rs6000_savres_routine_sym): Fix computation for cache selector.
9365         Mark the generated symbol as a function.  Rename exitp argument to
9366         lr.  Move code for determining the name of the symbol...
9367         (rs6000_savres_routine_name): ...here.  New function.  Add cases for
9368         getting the names right on AIX and 64-bit Linux.
9369         (savres_routine_name): New variable.
9370         (rs6000_make_savres_rtx): Rename exitp argument to lr.  Don't assert
9371         lr isn't set when savep.  Use r12 resp. r1 instead of r11 depending
9372         on what the target routine uses as a base register.  If savep && lr
9373         describe saving of r0 into memory slot.
9374         (rs6000_emit_prologue): Correct use of call_used_regs.  Fix out of
9375         line calls for AIX ABI.
9376         (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
9377         determine FP save/restore functions.
9378         (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
9379         frame_reg_rtx != sp_reg_rtx.  Use gen_add3_insn instead of
9380         gen_addsi3.
9381         (rs6000_emit_epilogue): Adjust computation of restore_lr.
9382         Duplicate restoration of LR and execute the appropriate one
9383         depending on whether GPRs are being restored inline.  Set r11 from
9384         offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
9385         r11, adjust sp_offset.  Use gen_add3_insn instead of gen_addsi3.
9386         Fix out of line calls for AIX ABI.
9387         * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
9388         New insn.
9389         * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
9390         register 11.
9391         (*restore_gpregs_spe): Likewise.
9392         (*return_and_restore_gpregs_spe): Likewise.
9393         * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
9394         Define to empty string unconditionally.
9395         * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
9396         Define to empty string unconditionally.
9397         (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
9398         !TARGET_64BIT.
9400 2009-09-15  Jan Hubicka  <jh@suse.cz>
9402         * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
9403         * params.def (inline-insns-auto): Likewise.
9405 2009-09-15  Martin Jambor  <mjambor@suse.cz>
9407         * ipa-inline.c (estimate_function_body_sizes): Dump info about
9408         individual statements only at TDF_DETAILS dump level.  Format
9409         source for 80 characters per line.
9411 2009-09-15  Christian Bruel  <christian.bruel@st.com>
9413         * regrename.c (do_replace): Update REG_DEAD notes.
9415 2009-09-15  Revital Eres  <eres@il.ibm.com>
9417         * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
9418         * targhooks.c (default_builtin_support_vector_misalignment):
9419         New builtin function.
9420         * targhooks.h (default_builtin_support_vector_misalignment):
9421         Declare.
9422         * target.h (builtin_support_vector_misalignment):
9423         New field in struct gcc_target.
9424         * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
9425         new builtin function.
9426         * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
9427         Define.
9428         * config/rs6000/rs6000.c
9429         (rs6000_builtin_support_vector_misalignment): New function.
9430         (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
9432 2009-09-15  Jie Zhang  <jie.zhang@analog.com>
9434         * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
9435         instead of INSN_P.
9436         (bfin_optimize_loop): Likewise.
9437         (bfin_gen_bundles): Likewise.
9438         (workaround_speculation): Likewise.
9439         (find_load): Return NULL_RTX for debug_insn.
9441 2009-09-15  Uros Bizjak  <ubizjak@gmail.com>
9443         * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
9444         (sminsf3): Ditto.
9446 2009-09-14  DJ Delorie  <dj@redhat.com>
9448         * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
9449         * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
9450         VLIW mode.
9452 2009-09-14  Richard Henderson  <rth@redhat.com>
9453             Jakub Jelinek  <jakub@redhat.com>
9455         * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
9456         * cfgbuild.c (make_edges): Handle asm goto.
9457         * cfglayout.c (fixup_reorder_chain): Likewise.
9458         * cfgrtl.c (patch_jump_insn): Likewise.
9459         * gimple-pretty-print.c (dump_gimple_asm): Likewise.
9460         * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
9461         (gimple_build_asm_vec): Add and use labels parameter.
9462         (gimple_build_asm): Remove.
9463         (walk_gimple_asm): Walk labels too.
9464         * gimple.def (GIMPLE_ASM): Update docs.
9465         * gimple.h: Update decls.
9466         (struct gimple_statement_asm): Change nc to use unsigned char;
9467         add nl member.
9468         (gimple_asm_nlabels): New.
9469         (gimple_asm_label_op, gimple_asm_set_label_op): New.
9470         * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
9471         into gimple_build_asm_vec.
9472         * jump.c (mark_jump_label_asm): New.
9473         (mark_jump_label): Use it.
9474         (redirect_jump_1): Handle asm goto.
9475         (invert_jump_1): Soft fail if X is null.
9476         * recog.c (extract_asm_operands): New.
9477         (asm_noperands): Use it; handle asm labels.
9478         (decode_asm_operands): Use extract_asm_operands.
9479         (asm_operand_ok): Properly handle empty string.
9480         * reg-stack.c (get_asm_operands_in_out): Rename from
9481         get_asm_operand_n_inputs; use extract_asm_operands; return both
9482         inputs and outputs by reference; update all callers.
9483         * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
9484         * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
9485         (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
9486         (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
9487         (extract_asm_operands): Declare.
9488         * stmt.c (expand_asm_operands): Add and use labels parameter.
9489         (check_unique_operand_names): Likewise.
9490         (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
9491         (expand_asm_stmt): Handle asm labels.
9492         * tree-cfg.c (make_gimple_asm_edges): New.
9493         (make_edges): Use it.
9494         (cleanup_dead_labels): Handle asm labels.
9495         (is_ctrl_altering_stmt): Likewise.
9496         (gimple_redirect_edge_and_branch): Likewise.
9497         * tree.def (ASM_EXPR): Add 5th operand.
9498         * tree.h (ASM_LABELS): New.
9499         (resolve_asm_operand_names): Update decl.
9501         * c-parser.c (c_parser_asm_statement): Parse asm goto.
9502         (c_parser_asm_goto_operands): New.
9503         * c-tree.h (build_asm_expr): Update decl.
9504         * c-typeck.c (build_asm_expr): Add and use labels parameter.
9505         * doc/extend.texi: Document asm goto.
9507 2009-09-14  Richard Henderson  <rth@redhat.com>
9509         * except.h: Update declarations.
9510         (struct pointer_map_t): Forward declare.
9511         (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
9512         (struct eh_landing_pad_d, eh_landing_pad): New.
9513         (struct eh_catch_d, eh_catch): New.
9514         (struct eh_region_d): Remove next_region_sharing_label, aka,
9515         label, tree_label, landing_pad, post_landing_pad, resume,
9516         may_contain_throw.  Rename region_number to index.  Remove
9517         u.eh_catch, u.eh_throw.  Rename u.eh_try.eh_catch to first_catch.
9518         Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
9519         (VEC(eh_landing_pad,gc)): New.
9520         (struct eh_status): Remove last_region_number.  Add lp_array,
9521         throw_stmt_table, ttype_data, ehspec_data.
9522         (ehr_next, FOR_ALL_EH_REGION_AT): New.
9523         (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
9524         * except.c (lang_protect_cleanup_actions): Return tree.
9525         (struct ehl_map_entry): Remove.
9526         (init_eh_for_function): Push zero entries for region and lp_array.
9527         (gen_eh_region): Add to region_array immediately.
9528         (gen_eh_region_catch): Operate on eh_catch objects.
9529         (gen_eh_landing_pad): New.
9530         (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
9531         (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
9532         (get_eh_region_from_number, get_eh_region_from_number_fn): New.
9533         (get_eh_landing_pad_from_number_fn): New.
9534         (get_eh_landing_pad_from_number): New.
9535         (get_eh_region_from_lp_number_fn): New.
9536         (get_eh_region_from_lp_number): New.
9537         (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
9538         (get_exception_pointer, get_exception_filter): Remove.
9539         (collect_eh_region_array, can_be_reached_by_runtime): Remove.
9540         (current_function_has_exception_handlers): Simplify.
9541         (bring_to_root, eh_region_replaceable_by_p): Remove.
9542         (replace_region, hash_type_list, hash_eh_region): Remove.
9543         (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
9544         (label_to_region_map, num_eh_regions): Remove.
9545         (get_next_region_sharing_label, must_not_throw_labels): Remove.
9546         (find_exception_handler_labels): Remove.
9547         (duplicate_eh_regions_0, find_prev_try): Remove.
9548         (struct duplicate_eh_regions_data): New.
9549         (duplicate_eh_regions_1): Rewrite.
9550         (duplicate_eh_regions): Return a pointer map instead of an
9551         integer offset.
9552         (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
9553         (redirect_eh_edge_to_label): Remove.
9554         (eh_region_outermost): Rewrite using eh_region pointers
9555         instead of integers.
9556         (add_ttypes_entry): Update for ttype_data move to eh_status.
9557         (add_ehspec_entry): Rewrite with VEC instead of varray.
9558         (assign_filter_values): Likewise.  Export.
9559         (build_post_landing_pads, connect_post_landing_pads): Remove.
9560         (dw2_build_landing_pads): Rewrite to use lp_array.
9561         (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
9562         (sjlj_assign_call_site_values): Rewrite to use lp_array.
9563         (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
9564         (sjlj_mark_call_sites): Update for landing pad numbers.
9565         (finish_eh_generation): Rewrite.
9566         (gate_handle_eh): Do nothing for no eh tree.
9567         (pass_rtl_eh): Move up near finish_eh_generation.
9568         (remove_eh_landing_pad): New.
9569         (remove_eh_handler): Export.
9570         (remove_eh_region, remove_eh_handler_and_replace): Remove.
9571         (for_each_eh_label): Rewrite to use lp_array.
9572         (make_reg_eh_region_note): New.
9573         (make_reg_eh_region_note_nothrow_nononlocal): New.
9574         (insn_could_throw_p): New.
9575         (copy_reg_eh_region_note_forward): New.
9576         (copy_reg_eh_region_note_backward): New.
9577         (check_handled, add_reachable_handler): Remove.
9578         (reachable_next_level, foreach_reachable_handler): Remove.
9579         (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
9580         (get_eh_region_and_lp_from_rtx): New.
9581         (get_eh_region_from_rtx): New.
9582         (can_throw_internal_1, can_throw_external_1): Remove.
9583         (can_throw_internal): Use get_eh_region_from_rtx.
9584         (can_throw_external): Use get_eh_region_and_lp_from_rtx.
9585         (insn_nothrow_p, can_nonlocal_goto): New.
9586         (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
9587         (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
9588         (add_action_record): Use VEC not varray.
9589         (collect_one_action_chain): Update for eh_region changes.
9590         (convert_to_eh_region_ranges): Make static.  Use VEC not varray.
9591         Use get_eh_region_and_lp_from_rtx.
9592         (gate_convert_to_eh_region_ranges): New.
9593         (pass_convert_to_eh_region_ranges): Use it.
9594         (push_uleb128, push_sleb128): Use VEC not varray.
9595         (output_one_function_exception_table): Likewise.
9596         (dump_eh_tree): Update for eh_region changes.
9597         (verify_eh_tree): Likewise.
9598         (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
9599         * tree-eh.c: Include target.h.
9600         (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
9601         Don't disallow GIMPLE_RESX; adjust argument check.
9602         (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
9603         (record_stmt_eh_region): Update for landing pad numbers;
9604         generate a landing pad if necessary.
9605         (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
9606         (remove_stmt_from_eh_lp_fn): Similarly.
9607         (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
9608         Update for lp numbers; don't special case missing throw_stmt_table.
9609         (lookup_expr_eh_lp): Similarly.
9610         (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
9611         (eh_seq, eh_region_may_contain_throw): New.
9612         (struct leh_state): Add ehp_region.
9613         (struct leh_tf_state): Remove eh_label.
9614         (emit_post_landing_pad): New.
9615         (emit_resx, emit_eh_dispatch): New.
9616         (note_eh_region_may_contain_throw): New.
9617         (frob_into_branch_around): Take eh_region not eh label;
9618         emit eh code into eh_seq.
9619         (honor_protect_cleanup_actions): Early exit for no actions.  Don't
9620         handle EXC_PTR_EXPR, FILTER_EXPR.  Use gimple_build_eh_must_not_throw,
9621         lower_eh_must_not_throw.  Emit code to eh_seq.
9622         (lower_try_finally_nofallthru): Emit eh code to eh_seq.
9623         (lower_try_finally_onedest): Likewise.
9624         (lower_try_finally_copy): Likewise.
9625         (lower_try_finally_switch): Likewise.
9626         (lower_try_finally): Initialize ehp_region.
9627         (lower_catch): Update for eh_catch objects.
9628         (lower_eh_filter): Don't handle must_not_throw.
9629         (lower_eh_must_not_throw): New.
9630         (lower_cleanup): Don't set eh_label.
9631         (lower_eh_constructs_2): Resolve eh builtins.
9632         Handle GIMPLE_EH_MUST_NOT_THROW.
9633         (lower_eh_constructs): Initialize eh_region_may_contain_throw.
9634         Add eh_seq to the end of the function body.
9635         (make_eh_dispatch_edges): New.
9636         (make_eh_edge): Remove.
9637         (make_eh_edges): Simplify for landing pads.
9638         (redirect_eh_edge_1): New.
9639         (redirect_eh_edge): Use it.
9640         (redirect_eh_dispatch_edge): New.
9641         (stmt_could_throw_p): Use a switch.  Allow RESX.
9642         (stmt_can_throw_external): Use lookup_stmt_eh_lp.
9643         (stmt_can_throw_internal): Likewise.
9644         (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
9645         (maybe_clean_or_replace_eh_stmt): Update for landing pads.
9646         (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
9647         (gate_refactor_eh): New.
9648         (pass_refactor_eh): Use it.
9649         (lower_resx, execute_lower_resx, pass_lower_resx): New.
9650         (lower_eh_dispatch, execute_lower_eh_dispatch): New.
9651         (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
9652         (remove_unreachable_handlers): Rename from
9653         tree_remove_unreachable_handlers; rewrite for landing pads;
9654         call remove_eh_handler directly.
9655         (remove_unreachable_handlers_no_lp): New.
9656         (unsplit_eh, unsplit_all_eh): New.
9657         (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
9658         (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
9659         (cleanup_empty_eh_unsplit): New.
9660         (cleanup_empty_eh): Rewrite.
9661         (cleanup_all_empty_eh): New.
9662         (execute_cleanup_eh): Rename from cleanup_eh.  Remove unreachable
9663         handlers first.  Use unsplit_all_eh, cleanup_all_empty_eh.
9664         (gate_cleanup_eh): New.
9665         (pass_cleanup_eh): Use it.
9666         (verify_eh_edges): Move later in file.  Expect one EH edge.
9667         (verify_eh_dispatch_edge): New.
9669         * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
9670         (gtype-desc.o): Add TARGET_H.
9671         (tree.o): Use EXCEPT_H, not except.h.
9672         (cfgbuild.o): Add EXPR_H.
9673         (GTFILES): Add vecprim.h.
9674         * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
9675         BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
9676         * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
9677         BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
9678         * calls.c (emit_call_1): Use make_reg_eh_region_note.
9679         * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
9680         calls to can_throw_internal.
9681         (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
9682         (make_edges): Don't handle RESX; use can_nonlocal_goto.
9683         * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
9684         (expand_gimple_stmt): Use make_reg_eh_region_note.
9685         (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
9686         (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
9687         or find_exception_handler_labels.
9688         * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX.  Assert
9689         there is exacly one EH edge.  Use can_nonlocal_goto and
9690         can_throw_internal.
9691         * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
9692         (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
9693         * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
9694         * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
9695         * dce.c (deletable_insn_p_1): Don't test may_trap_p.
9696         (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
9697         * dse.c (scan_insn): Use insn_could_throw_p.
9698         * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
9699         * expr.c (expand_expr_real): Use make_reg_eh_region_note.
9700         (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
9701         * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
9702         EXC_PTR_EXPR or FILTER_EXPR.
9703         (tree_expr_nonzero_warnv_p): Likewise.
9704         * function.h: Include vecprim.h, not varray.h
9705         (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
9706         move ttype_data and ehspec_data members to struct eh_status; change
9707         action_record_data member to a VEC.
9708         * gcse.c (hash_scan_set): Use can_throw_internal.
9709         * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
9710         * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
9711         * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
9712         (block_may_fallthru): Don't handle RESX_EXPR.
9713         * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
9714         (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
9715         (dump_gimple_stmt): Dump landing pad information with TDF_EH;
9716         handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
9717         * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
9718         GIMPLE_EH_DISPATCH, GIMPLE_RESX.
9719         (gimple_size): Likewise.
9720         (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
9721         (gimple_build_resx): Use gimple_build_with_ops.
9722         (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
9723         (is_gimple_val): Likewise.
9724         (is_gimple_stmt): Remove RESX_EXPR.
9725         * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
9726         (GIMPLE_RESX): Reorder with other EH constructs.
9727         * gimple.h (struct gimple_statement_eh_mnt): New.
9728         (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
9729         (gimple_eh_filter_must_not_throw): Remove.
9730         (gimple_eh_filter_set_must_not_throw): Remove.
9731         (gimple_eh_must_not_throw_fndecl): New.
9732         (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
9733         (is_gimple_resx): New.
9734         * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
9735         Don't copy EH_FILTER_MUST_NOT_THROW.
9736         * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
9737         * ipa-inline.c (estimate_function_body_sizes): Don't try to
9738         handle must_not_throw_labels specially.
9739         * ipa-pure-const.c (check_call): Update debug statement for LP.
9740         * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
9741         * ipa-utils.c (get_base_var): Likewise.
9742         * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
9743         * lower-subreg.c (move_eh_region_note): Remove.
9744         (resolve_simple_move): Use copy_reg_eh_region_note_forward.
9745         * omp-low.c (new_omp_context): Update for eh_lp_nr.
9746         (create_task_copyfn): Likewise.
9747         (maybe_catch_exception): Use gimple_build_eh_filter.
9748         * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
9749         REG_EH_REGION.  Use make_reg_eh_region_note_nothrow_nononlocal.
9750         * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
9751         and pass_lower_resx.
9752         * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
9753         * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
9754         can_throw_internal, can_nonlocal_goto.
9755         * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
9756         copy_reg_eh_region_note_forward.
9757         (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
9758         (emit_output_reload_insns): Likewise.
9759         (copy_eh_notes): Remove.
9760         * rtl.def (RESX): Remove.
9761         * rtl.h: Update declarations.
9762         * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
9763         * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
9764         (update_eh_label): Remove.
9765         (cleanup_dead_labels_eh): New.
9766         (cleanup_deal_labels): Use it instead of update_eh_label.
9767         (gimple_merge_blocks): Update landing pad data structure when
9768         removing a landing pad label.
9769         (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
9770         test; handle GIMPLE_EH_MUST_NOT_THROW.
9771         (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
9772         (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
9773         (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
9774         (verify_stmt): Likewise.  Verify landing pads.
9775         (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
9776         (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
9777         (struct move_stmt_d): Add eh_map.
9778         (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
9779         (move_stmt_r): Remap eh region numbers in builtin calls,
9780         resx and eh_dispatch.
9781         (move_block_to_fn): Remove eh_offset parameter.  Use
9782         maybe_duplicate_eh_stmt_fn.
9783         (find_outermost_region_in_block): Operate on eh_region pointers
9784         instead of region numbers.
9785         (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
9786         duplicate_eh_regions.
9787         * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
9788         test earlier.  Disallow EH landing pads.
9789         * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
9790         * tree-flow.h: Update declarations.
9791         (struct tree_ann_common_d): Replace rn with lp_nr.
9792         * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
9793         (remap_eh_region_nr, remap_eh_region_tree_nr): New.
9794         (remap_gimple_stmt): Remap eh region numbers in builtin calls,
9795         resx and eh_dispatch.
9796         (copy_bb): Use maybe_duplicate_eh_stmt_fn.
9797         (copy_edges_for_bb): Use make_eh_dispatch_edges.
9798         (copy_cfg_body): Expect eh_map instead of eh_region_offset
9799         from duplicate_eh_regions.
9800         (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
9801         update RESX; handle EH_DISPATCH.
9802         (expand_call_inline): Set eh_lp_nr, not eh_region.
9803         (maybe_inline_call_in_expr): Likewise.
9804         * tree-inline.h (struct copy_body_data): Replace eh_region with
9805         eh_lp_nr, eh_region_offset with eh_map.
9806         * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
9807         * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
9808         * tree-pretty-print.c (dump_generic_node): Don't handle
9809         EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
9810         * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
9811         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
9812         EXC_PTR_EXPR, FILTER_EXPR.
9813         * tree-ssa-operands.c (get_expr_operands): Likewise.
9814         * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
9815         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9816         (ao_ref_init_from_vn_reference): Likewise.
9817         * tree-ssa-sink.c (statement_sink_location): Likewise.
9818         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9819         (mark_virtual_phi_result_for_renaming): Export.  Tidy.
9820         * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9821         EXC_PTR_EXPR, FILTER_EXPR.
9822         (is_exception_related): Remove.
9823         (compute_avail): Don't call it.
9824         * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9825         * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9826         (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9827         (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9828         Build EH builtins.
9829         (build_resx): Remove.
9830         * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9831         * tree.h: Update declarations.
9832         (EH_FILTER_MUST_NOT_THROW): Remove.
9833         (struct tree_label_decl): Add eh_landing_pad_nr.
9834         (EH_LANDING_PAD_NR): New.
9835         * value-prof.c (gimple_ic): Tidy variable names.  Update for
9836         landing pad numbers.
9837         (gimple_stringop_fixed_value): Tidy variable names.  Assert
9838         that neither call stmt can throw.
9839         * vecprim.h (uchar): New.
9840         (VEC(uchar,heap), VEC(uchar,gc)): New.
9842         * c-common.c (c_define_builtins): Update call to
9843         build_common_builtin_nodes.
9844         * c-parser.c (c_parse_file): Don't call
9845         default_init_unwind_resume_libfunc.
9847 2009-09-14  Richard Sandiford  <rdsandiford@googlemail.com>
9849         * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9850         (mips_cprestore_address_p): Likewise.
9851         (mips_save_gp_to_cprestore_slot): Likewise.
9852         (mips_restore_gp): Rename to...
9853         (mips_restore_gp_from_cprestore_slot): ...this.
9854         (mips_must_initialize_gp_p): Declare.
9855         (mips_emit_save_slot_move): Likewise.
9856         (mips_output_load_label): Return nothing.
9857         (mips_eh_uses): Declare.
9858         * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9859         (TARGET_CPRESTORE_DIRECTIVE): New macro.
9860         (TARGET_ABSOLUTE_JUMPS): Likewise.
9861         (EH_USES): Likewise.
9862         (FIRST_PSEUDO_REGISTER): Update comment.
9863         (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9864         (MIPS_CALL): ...here.
9865         (REGISTER_NAMES): Add $cprestore.
9866         * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9867         Add load_label_length, has_inflexible_gp_insn_p,
9868         has_flexible_gp_insn_p, must_initialize_gp_p and
9869         must_restore_gp_when_clobbered_p.
9870         (mips_expand_call): Don't generate split instructions here.
9871         (mips_split_call): Update the call to mips_restore_gp after
9872         the above name change.
9873         (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9874         (mips_find_gp_ref): New function.
9875         (mips_insn_has_inflexible_gp_ref_p): Likewise.
9876         (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9877         (mips_insn_has_flexible_gp_ref_p): Likewise.
9878         (mips_cfun_has_flexible_gp_ref_p): Likewise.
9879         (mips_function_has_gp_insn): Delete.
9880         (mips_global_pointer): Drop the df_regs_ever_live_p check.
9881         Use the new functions above.  Only return INVALID_REGNUM
9882         for TARGET_ABSOLUTE_JUMPS.
9883         (mips_must_initialize_gp_p): New function.
9884         (mips_get_cprestore_base_and_offset): New function, extracted from...
9885         (mips_cprestore_slot): ...here.  Take a bool parameter.
9886         (mips_cfun_has_cprestore_slot_p): New function.
9887         (mips_cprestore_address_p): Likewise.
9888         (mips_save_gp_to_cprestore_slot): Likewise.
9889         (mips_restore_gp): Rename to...
9890         (mips_restore_gp_from_cprestore_slot): ...this.  Assert
9891         epilogue_completed.  Update the call to mips_cprestore_slot.
9892         Test cfun->machine->must_restore_gp_when_clobbered_p.
9893         (mips_direct_save_slot_move_p): New function.
9894         (mips_emit_save_slot_move): Likewise.
9895         (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9896         of cfun->machine->global_pointer.
9897         (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9898         (mips_save_reg): Use mips_emit_save_slot_move.
9899         (mips_expand_prologue): Set must_initialize_gp_p.
9900         Use mips_cfun_has_cprestore_slot_p.  Use gen_potential_cprestore
9901         for all cprestore saves.  Emit a use_cprestore instruction after
9902         setting up the cprestore slot.
9903         (mips_restore_reg): Use mips_emit_save_slot_move.
9904         (mips_process_load_label): New function.
9905         (mips_load_label_length): Likewise.
9906         (mips_output_load_label): Don't return asm: output it here instead.
9907         Use mips_process_load_label.
9908         (mips_adjust_insn_length): Adjust the length of branch instructions
9909         that have length MAX_PIC_BRANCH_LENGTH.
9910         (mips_output_conditional_branch): Update the call to
9911         mips_output_load_label.  Assume the branch target is OPERANDS[0]
9912         rather than OPERANDS[1].  Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9913         (mips_output_order_conditional_branch): Swap the meaning of
9914         OPERANDS[0] and OPERANDS[1].
9915         (mips_variable_issue): Don't count ghost instructions.
9916         (mips_expand_ghost_gp_insns): New function.
9917         (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9918         (mips_output_mi_thunk): Set must_initialize_gp_p.
9919         (mips_eh_uses): New function.
9920         * config/mips/predicates.md (cprestore_save_slot_operand)
9921         (cprestore_load_slot_operand): New predicates.
9922         * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9923         (UNSPEC_MOVE_GP): Likewise.
9924         (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9925         (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9926         (CPRESTORE_SLOT_REGNUM): New register.
9927         (MAX_PIC_BRANCH_LENGTH): New constant.
9928         (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9929         (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9930         branches.  Fix commentary.
9931         (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9932         Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9933         Change type to "ghost".
9934         (loadgp_absolute_<mode>): Likewise.
9935         (loadgp_rtp_<mode>): Likewise.
9936         (copygp_mips16): Likewise.
9937         (loadgp_blockage): Remove redundant mode attribute.
9938         (potential_cprestore): New instruction.
9939         (cprestore): Turn into an unspec set.
9940         (use_cprestore): New instruction.
9941         (*branch_fp): Swap operands 0 and 1.  Remove redundant mode attribute.
9942         (*branch_fp_inverted): Likewise.
9943         (*branch_order<mode>): Likewise.
9944         (*branch_order<mode>_inverted): Likewise.
9945         (*branch_equality<mode>): Likewise.
9946         (*branch_equality<mode>_inverted): Likewise.
9947         (*branch_bit<bbv><mode>): Likewise.
9948         (*branch_bit<bbv><mode>_inverted): Likewise.
9949         (*branch_equality<mode>_mips16): Remove redundant mode.
9950         (jump): Turn into a define_expand.
9951         (*jump_absolute): New instruction.
9952         (*jump_pic): Likewise.
9953         (*jump_mips16): Rename previously-unnamed pattern.  Remove
9954         redundant mode attribute.
9955         (restore_gp): Split on epilogue_completed rather than
9956         reload_completed.  Change type to "ghost".
9957         (move_gp<mode>): New instruction.
9958         * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9959         Remove redundant mode attribute.
9960         * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9961         (bc1any4f, bc1any2t, bc1any2f): Likewise.
9962         (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9964 2009-09-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
9966         PR target/41210
9967         * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9968         are returned in the same register (vs34 or v2) that Altivec vector
9969         types are returned in.
9970         (rs6000_libcall_value): Ditto.
9972         PR target/41331
9973         * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9974         instead of explicit addsi3/adddi3 calls.
9975         (rs6000_split_multireg_move): Ditto.
9976         (rs6000_emit_allocate_stack): Ditto.
9977         (rs6000_emit_prologue): Ditto.
9978         (rs6000_output_mi_thunk): Ditto.
9980         * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9981         size is 64 bits if we can use 64-bit registers.
9983 2009-09-14  Bernd Schmidt  <bernd.schmidt@analog.com>
9985         * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9986         symbols.
9988         From Jie Zhang <jie.zhang@analog.com>:
9989         * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9990         save FP and RETS with saveall attribute.
9991         (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9992         with saveall attribute.
9994         * config/bfin/bfin.c (bfin_expand_builtin,
9995         case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9996         operands.
9998         From Jie Zhang <jie.zhang@analog.com>:
9999         * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
10000         before use in two places.
10001         * config/bfin/bfin.md (AREG): Define mode iterator.
10002         (reload_in, reload_out): Use mode iterator AREG.
10004 2009-09-14  Richard Guenther  <rguenther@suse.de>
10006         PR middle-end/41350
10007         * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
10008         EH personality path.
10010 2009-09-13  Richard Guenther  <rguenther@suse.de>
10011             Rafael Avila de Espindola  <espindola@google.com>
10013         * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
10014         (LANG_HOOKS_EH_PERSONALITY): Likewise.
10015         (LANG_HOOKS_INITIALIZER): Adjust.
10016         (lhd_pass_through_t): Declare.
10017         * langhooks.h (struct lang_hooks): Add eh_runtime_type and
10018         eh_personality.
10019         * langhooks.c (lhd_pass_through_t): New function.
10020         * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
10021         dwarf2out_begin_prologue): Use personality from current_function_decl.
10022         * expr.h (get_personality_function): Declare.
10023         * expr.c (get_personality_function): New function.
10024         (build_personality_function): Likewise.
10025         * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
10026         (eh_personality_libfunc): Remove.
10027         * optabs.c (build_libfunc_function): New function split out from ...
10028         (init_one_libfunc): ... here.
10029         * tree.h (DECL_FUNCTION_PERSONALITY): New.
10030         (tree_function_decl): Add personality.
10031         (lhd_gcc_personality): Declare.
10032         (build_personality_function): Likewise.
10033         * tree.c (gcc_eh_personality_decl): New.
10034         (lhd_gcc_personality): New function.
10035         * except.h (lang_eh_runtime_type): Remove.
10036         (enum eh_personality_kind): New.
10037         (build_personality_function): Declare.
10038         (function_needs_eh_personality): Declare.
10039         * except.c (lang_eh_runtime_type): Remove.
10040         (function_needs_eh_personality): New function.
10041         (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
10042         (sjlj_emit_function_enter, output_function_exception_table):
10043         Use personality from current_function_decl.
10044         * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
10045         * tree-inline.c (tree_can_inline_p): Do not inline across different
10046         EH personalities.
10047         (expand_call_inline): Likewise.  Adjust the callers EH personality.
10048         (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
10049         * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
10050         * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
10051         (c-parser.o): Likewise
10052         * c-tree.h (c_eh_initialized_p): Remove.
10053         (c_maybe_initialize_eh): Likewise.
10054         * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
10055         (finish_decl): Don't call c_maybe_initialize_eh.
10056         (c_eh_initialized_p): Remove.
10057         (c_maybe_initialize_eh): Likewise.
10058         * c-parser.c (c_parser_omp_construct): Likewise.
10059         (c_parse_file): Initialize exception handling.
10061 2009-09-13  Kai Tietz  <kai.tietz@onevision.com>
10063         * config.gcc (tm_file): Remove i386/biarch32.h
10064         for i?86-w64-mingw* case.
10065         (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
10066         support.
10067         * config.host: Set for x64 mingw the option
10068         use_long_long_for_widest_fast_int to yes.
10070 2009-09-13  Eric Botcazou  <ebotcazou@adacore.com>
10072         * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10073         * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
10074         (dbxout_begin_function): Likewise.
10075         * final.c (dwarf2_debug_info_emitted_p): New predicate.
10076         (final_start_function): Do not emit debug info if DECL_IGNORED_P is
10077         set on the function.
10078         (final_end_function): Likewise.
10079         (final_scan_insn): Likewise.
10080         (rest_of_handle_final): Likewise.
10081         * varasm.c (assemble_start_function): Likewise.
10082         * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10084 2009-09-12  Jason Merrill  <jason@redhat.com>
10086         * dbgcnt.c (dbg_cnt_process_single_pair): constify.
10087         * opts.c (common_handle_option): constify.
10089 2009-09-12  Gerald Pfeifer  <gerald@pfeifer.com>
10091         * doc/install.texi (avr): Remove obsolete reference site.
10093 2009-09-12  Gerald Pfeifer  <gerald@pfeifer.com>
10095         * doc/install.texi (Binaries): Adjust AIX link.
10097 2009-09-12  Akim Demaille  <demaille@gostai.com>
10099         * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
10100         Use an imperative sentence.
10102 2009-09-11  Richard Henderson  <rth@redhat.com>
10104         * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
10105         structure-name and has-tree-operands arguments; update all entries.
10106         * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
10107         update all entries.
10108         * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
10109         (gsstruct_code_size): New.
10110         (gss_for_code_): New.
10111         (gss_for_code): Remove.
10112         (gimple_size): Rewrite using gsstruct_code_size.
10113         (gimple_statement_structure): Move to gimple.h.
10114         * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
10115         (gss_for_code, gimple_statement_structure): New.
10116         (gimple_ops): Use new arrays; tidy.
10118 2009-09-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10120         * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
10121         operand to be a PLUS expression.
10122         * config/pa/pa.c (pa_secondary_reload): Likewise.
10124 2009-09-11  Jakub Jelinek  <jakub@redhat.com>
10126         * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
10128         * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
10129         XEXP (in_rtx, 8).
10131 2009-09-11  Bernd Schmidt  <bernd.schmidt@analog.com>
10133         From Jie Zhang <jie.zhang@analog.com>:
10134         * doc/extend.texi (node Function Attributes): Document l2
10135         function attribute.
10136         (node Blackfin Variable Attributes): Document l2 variable attributes.
10138 2009-09-11  Loren J. Rittle  <ljrittle@acm.org>
10140         * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
10141         to match the system compiler's configuration at inflection point.
10142         Add comment to remark a remaining difference with system compiler.
10144         * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
10145         * configure: Regenerate.
10147 2009-09-11  Bernd Schmidt  <bernd.schmidt@analog.com>
10149         From Jie Zhang <jie.zhang@analog.com>:
10150         * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
10151         (bfin_handle_l2_attribute): New.
10152         (bfin_attribute_table): Add l2 attribute.
10154 2009-09-11  Michael Matz  <matz@suse.de>
10156         PR middle-end/41275
10157         * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
10158         on the local_decls list.
10160 2009-09-11  Alexandre Oliva  <aoliva@redhat.com>
10162         PR debug/41276
10163         PR debug/41307
10164         * cselib.c (cselib_expand_value_rtx_cb): Document callback
10165         interface.
10166         (cselib_expand_value_rtx_1): Use callback for SUBREGs.  Adjust
10167         for VALUEs, to implement the documented interface.
10168         * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
10169         Adjust for VALUEs and anything else, to implement the
10170         documented interface.
10172 2009-09-10  Nathan Froyd  <froydnj@codesourcery.com>
10174         * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
10175         with actual SPE/paired vector modes before using 64-bit alignment.
10176         Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
10178 2009-09-10  DJ Delorie  <dj@redhat.com>
10180         * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
10181         emitted.
10183         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
10184         * config/mep/mep.c (mep_legitimate_constant_p): New.
10185         * config/mep/mep-protos.h: Prototype it.
10187 2009-09-10  Richard Henderson  <rth@redhat.com>
10189         * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
10191 2009-09-10  Jason Merrill  <jason@redhat.com>
10193         * tree.c (chain_index): New fn.
10194         * tree.h: Declare it.
10196 2009-09-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10198         * config/sol2-c.c (cmn_err_length_specs): Initialize
10199         scalar_identity_flag.
10201 2009-09-10  Richard Henderson  <rth@redhat.com>
10203         * tree.h (struct tree_decl_common): Move align member earlier;
10204         move label_decl_uid member ...
10205         (struct tree_label_decl): ... here.
10206         (LABEL_DECL_UID): Update to match.
10208         * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
10209         not TDF_DETAILS.
10211         * tree-cfg.c (gimple_redirect_edge_and_branch): Do
10212         gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
10214         * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
10215         dest_prev if the edge is complex.
10217         * tree-cfg.c (is_ctrl_stmt): Use a switch.
10219         * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
10220         loop latch tests earlier.
10222         * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
10223         before GIMPLE_RETURN, not after its predecessor; insert
10224         before GIMPLE_RESX.
10226         * gimple-iterator.c (gimple_find_edge_insert_loc): Use
10227         gimple_seq_empty_p to test for no PHI nodes.
10228         * tree-cfg.c (split_critical_edges): Likewise.
10230         * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
10232 2009-09-10  Hariharan Sandanagobalane  <hariharan@picochip.com>
10234         * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
10235         introduced by the VTA branch merge.
10237 2009-09-10  Uros Bizjak  <ubizjak@gmail.com>
10239         * ira-conflicts.c: Use fputs or putc instead of fprintf
10240         where appropriate.
10241         * cfg.c: Ditto.
10242         * toplev.c: Ditto.
10243         * tree-switch-conversion.c: Ditto.
10245 2009-09-10  Hariharan Sandanagobalane  <hariharan@picochip.com>
10247         * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
10248         introduced by the VTA branch merge.
10250 2009-09-10  Uros Bizjak  <ubizjak@gmail.com>
10252         Revert:
10253         2009-09-09  Uros Bizjak  <ubizjak@gmail.com>
10255         PR rtl-optimization/39779
10256         * expr.c (convert_modes): Return when mode == oldmode after
10257         CONST_INTs are processed.
10259 2009-09-10  Nick Clifton  <nickc@redhat.com>
10261         * config/mep/mep.c (mep_encode_section_info): Copy weakness
10262         attribute and referring decl when creating renamed symbol.
10264 2009-09-10  Richard Guenther  <rguenther@suse.de>
10266         PR middle-end/41257
10267         * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
10268         reachable nodes.
10269         (cgraph_finalize_compilation_unit): Compute reachability
10270         before emitting thunks.  Properly process aliases before
10271         possibly removing unreachable nodes.
10273 2009-09-10  Richard Guenther  <rguenther@suse.de>
10275         PR middle-end/41254
10276         * tree.c (struct free_lang_data_d): Add worklist member.
10277         (find_decls_types_r): Push onto the worklist instead of recursing.
10278         Handle TREE_BINFOs properly.
10279         (find_decls_types): New function wrapped around find_decls_types_r
10280         to process the worklist.
10281         (find_decls_types_in_eh_region): Use it.
10282         (find_decls_types_in_node): Likewise.
10283         (find_decls_types_in_var): Likewise.
10284         (free_lang_data_in_cgraph): Likewise.  Free the worklist.
10285         * tree.h (RECORD_OR_UNION_TYPE_P): New.
10286         (AGGREGATE_TYPE_P): Adjust.
10288 2009-09-09  Jason Merrill  <jason@redhat.com>
10290         * configure.ac: Check glibc version even if we have an in-tree
10291         assembler.
10293 2009-09-09  Anthony Green  <green@moxielogic.com>
10295         * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
10296         the constant 0 when appropriate.
10297         * config/moxie/constraints.md: Add constraint O.
10299         * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
10300         to pass up to 6 32-bit argument values in registers.
10301         (moxie_function_arg): Ditto.
10302         (moxie_arg_partial_bytes): Ditto.
10303         * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
10304         (REG_PARM_STACK_SPACE): Ditto.
10305         (FUNCTION_ARG_REGNO_P): Ditto.
10307         * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10308         instruction to allocate stack space.
10310 2009-09-09  Segher Boessenkool  <segher@kernel.crashing.org>
10312         * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
10313         unnecessarily stringent constraints.  Fix address
10314         calculation in the splitters.
10316 2009-09-09  Uros Bizjak  <ubizjak@gmail.com>
10318         PR rtl-optimization/39779
10319         * expr.c (convert_modes): Return when mode == oldmode after
10320         CONST_INTs are processed.
10322 2009-09-09  Kai Tietz  <kai.tietz@onevision.com>
10324         PR/41315
10325         * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
10326         (ix86_expand_prologue): Take frame.padding0 into logic of
10327         to_allocate checks.
10328         (ix86_expand_epilogue): Likewise.
10330 2009-09-09  Jakub Jelinek  <jakub@redhat.com>
10332         * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
10333         New variables.
10334         (SHLIB_LINK, SHLIB_INSTALL): Use them.
10335         * config/t-slibgcc-libgcc: New file.
10336         * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
10338 2009-09-09  Martin Jambor  <mjambor@suse.cz>
10340         PR tree-optimization/41089
10341         * tree-sra.c (find_var_candidates): Do not consider va_lists in
10342         early SRA.
10344 2009-09-09  Richard Henderson  <rth@redhat.com>
10346         * gimple.h (CASE_GIMPLE_OMP): New.
10347         (is_gimple_omp): Use it.
10348         * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
10349         (verify_gimple_debug): Likewise.
10351 2009-09-09  Richard Guenther  <rguenther@suse.de>
10353         PR tree-optimization/41101
10354         * tree-ssa-pre.c (maximal_set): Remove.
10355         (compute_antic_aux): Treat the maximal set as implicitly all ones.
10356         Defer all blocks we didn't visit at least one successor.
10357         (add_to_exp_gen): Do not add to the maximal set.
10358         (make_values_for_phi): Likewise.
10359         (compute_avail): Likewise.
10360         (init_pre): Do not allocate the maximal set.
10361         (execute_pre): Do not dump it.
10363 2009-09-09  Martin Jambor  <mjambor@suse.cz>
10365         * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
10366         an SSA_NAME rather than a is_gimple_variable.
10368 2009-09-09  Richard Guenther  <rguenther@suse.de>
10370         PR middle-end/41317
10371         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
10372         code dealing with plain pointer bases.
10373         (maybe_fold_offset_to_reference): Likewise.
10374         (maybe_fold_stmt_addition): Adjust.
10376 2009-09-09  Richard Guenther  <rguenther@suse.de>
10378         * tree.c (free_lang_data_in_type): Do not free the type variant
10379         chains.
10380         (free_lang_data): Merge char_type_node with its properly signed
10381         variant.
10382         (pass_ipa_free): Collect after freeing language specific data.
10384 2009-09-09  Michael Matz  <matz@suse.de>
10386         PR middle-end/41268
10387         * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
10388         SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
10389         * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
10390         to reflect reality.
10392 2009-09-08  DJ Delorie  <dj@redhat.com>
10394         * config/mep/mep.c (conversions[]): Add "ml" pattern.
10396 2009-09-04  Jason Merrill  <jason@redhat.com>
10398         * tree.c (tree_find_value): Remove.
10399         * tree.h: Remove prototype.
10400         * varasm.c (assemble_external): Use value_member instead.
10402 2009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10404         * toplev.c (process_options): Choose default debugging type when
10405         gtoggle enables debug info and type is unset.
10407 2009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10409         PR debug/41276
10410         PR debug/41307
10411         * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
10412         invalid subreg.
10414 2009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10416         * configure: Rebuilt with modified libtool.m4.
10418 2009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10420         PR debug/41229
10421         PR debug/41291
10422         PR debug/41300
10423         * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
10425 2009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10427         * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
10428         (remove_statement): Likewise.
10429         (rewrite_use_nonlinear_expr): Adjust.
10430         (remove_unused_ivs): Collect SSA NAMEs to remove and call...
10431         * tree-ssa.c (release_defs_bitset): ... this.  New.
10432         * tree-flow.h (release_defs_bitset): Declare.
10434 2009-09-08  Alexandre Oliva  <aoliva@redhat.com>
10436         PR debug/41232
10437         * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
10438         in the middle block.
10440 2009-09-08  Kai Tietz  <kai.tietz@onevision.com>
10442         * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
10443         via intptr_t to long type.
10444         (insert_operand_rank): Cast long type via intptr_t to
10445         pointer type.
10446         * genattrtab.c (RTL_HASH): Use intptr_t to cast from
10447         pointer to scalar.
10448         * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
10449         from pointer to unsigned via uintptr_t.
10451         * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
10452         uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
10453         and HAVE_INTPTR_T.
10454         * configure: Regenerated.
10455         * config.in: Regenerated
10456         * system.h (stdint.h): Add include.
10457         (inttypes.h): Likewise.
10458         * Makefile.in (aclocal): Add config/stdint.m4.
10459         * aclocal.m4: Regenerated.
10461 2009-09-08  Bernd Schmidt  <bernd.schmidt@analog.com>
10463         * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
10464         variables.
10465         (note_np_check_stores): New function.
10466         (harmless_null_pointer_p): New function.
10467         (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH.  Callers
10468         changed.  Take into account whether we're in the shadow of a condjump
10469         that tested NP_REG for NULL.
10470         Lose all code that tested for SEQUENCEs.
10471         (workaround_speculation): Avoid inserting NOPs for loads that are
10472         either always executed or a NULL pointer.
10474 2009-09-08  Jan Hubicka  <jh@suse.cz>
10476         * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
10477         * params.def (early-inlining-insns): Likewise.
10479 2009-09-08  Jakub Jelinek  <jakub@redhat.com>
10481         PR rtl-optimization/41239
10482         * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
10483         * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
10484         lists.
10485         * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
10486         across calls, as the calls might not always return normally.
10487         (call_may_noreturn_p): New function.
10488         (deps_analyze_insn): Update last_function_call_may_noreturn list.
10489         (init_deps): Initialize it.
10490         (remove_from_deps): Also remove calls from
10491         last_function_call_may_noreturn list.
10493 2009-09-07  Richard Henderson  <rth@redhat.com>
10495         * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
10496         more VR->OPERANDS than LHS operands.  Free LHS before returning.
10498 2009-09-07  Bernd Schmidt  <bernd.schmidt@analog.com>
10500         * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
10501         (attr "addrtype"): New member "spreg".
10502         Use it if mem_spfp_address_operand is true for the address.
10503         (attr "type"): New entry "stall".
10504         (cpu_unit "load"): New.
10505         (insn_reservations "load32", "loadp", "loadi"): Add reservation of
10506         "load".
10507         (insn_reservation "loadsp"): New.
10508         (insn_reservation "load_stall1"): New.
10509         (insn_reservation "load_stall3"): New.
10510         (stall): New insn.
10511         * config/bfin/predicates.md (const1_operand, const3_operand): New.
10512         (mem_p_address_operand): Exclude stack and frame pointer based
10513         addresses.
10514         (mem_spfp_address_operand): New; match them here.
10515         * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
10516         (bfin_reorg): Call it if scheduling insns.
10517         (bfin_gen_bundles): Remove dummy insns created by
10518         add_sched_insns_for_speculation.
10520         From Jie Zhang <jie.zhang@analog.com>:
10521         * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
10522         bfin_si_revision, bfin_workarounds): Move these ...
10523         * config/bfin/bfin.h: ... here.
10525         From Mike Frysinger  <michael.frysinger@analog.com>
10526         * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
10527         BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
10528         * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
10529         bf547m, bf548m, and bf549m.
10530         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
10531         for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
10532         __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
10533         BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
10534         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
10535         bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
10536         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
10537         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
10538         * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
10539         bf542m, bf544m, bf547m, bf548m, and bf549m.
10541         From Jie Zhang <jie.zhang@analog.com>:
10542         * config/bfin/predicates.md (p_register_operand): New predicate.
10543         (dp_register_operand): New predicate.
10544         * config/bfin/bfin-protos.h (WA_05000074): Define.
10545         (ENABLE_WA_05000074): Define.
10546         * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
10547         (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
10548         * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
10549         (define_attr addrtype): Allow load/store register to be P register.
10550         (define_attr storereg): New.
10551         (define_cpu_unit anomaly_05000074): New.
10552         (define_insn_reservation dsp32shiftimm): New.
10553         (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
10554         (define_insn_reservation loadp): Cannot use slot2.
10555         (define_insn_reservation loadsp): Cannot use slot2.
10556         (define_insn_reservation storep): Cannot use slot2. Does not
10557         apply when working around 05000074.
10558         (define_insn_reservation storep_anomaly_05000074): New.
10559         (define_insn_reservation storei): Does not apply when working
10560         around 05000074.
10561         (define_insn_reservation storei_anomaly_05000074): New.
10562         (define_attr length): Add dsp32shiftimm case.
10563         (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
10564         ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
10565         movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
10566         ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
10567         Set type as dsp32shiftimm for dsp32shiftimm alternatives.
10569 2009-09-07  Martin Jambor  <mjambor@suse.cz>
10571         PR middle-end/41282
10572         * tree-sra.c (create_artificial_child_access): Return NULL if
10573         build_ref_for_offset fails.
10574         (propagate_subacesses_accross_link): Allow build_ref_for_offset
10575         and create_artificial_child_access to fail.
10577 2009-09-06  Dmitry Gorbachev  <d.g.gorbachev@gmail.com>
10579         PR c++/41214
10580         * unwind-dw2.c (uw_init_context_1): Mark noinline.
10581         * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
10582         * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
10584 2009-09-07  Bernd Schmidt  <bernd.schmidt@analog.com>
10586         * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
10587         block, ensure it has an exit edge.  Emit a barrier after a jump.
10589 2009-09-07  Nick Clifton  <nickc@redhat.com>
10591         * gcc.c (this_is_linker_script): New variable.  Like
10592         this_is_library_file but for the %T constructor.
10593         (end_going_arg): If this_is_linker_script is set then locate the
10594         script and insert a --script switch before it
10595         (do_spec_2): Initialise this_is_linker_script.
10596         (do_spec_1): Likewise.  Handle %T construct.
10597         (eval_spec_function): Preserve this_is_linker_script.
10598         * doc/invoke.texi: Document %T construct in spec files.
10599         * config/m32c/m32c.h (LIB_SPEC): Use it.
10601 2009-09-07  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10603         * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
10604         * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
10605         when volatile flag is set.
10606         * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
10608 2009-09-06  Eric Botcazou  <ebotcazou@adacore.com>
10610         PR bootstrap/41241
10611         * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
10612         (combine_stack_adjustments_for_block): Allow insns between stack
10613         adjustments and stores with corresponding pre-(dec|inc)rement or
10614         pre-modify operation.
10616 2009-09-06  Jakub Jelinek  <jakub@redhat.com>
10618         PR bootstrap/41241
10619         * combine-stack-adj.c (struct csa_memlist): Rename to...
10620         (struct csa_reflist): ... this.  Rename mem field to ref.
10621         (free_csa_memlist): Rename to...
10622         (free_csa_reflist): ... this.
10623         (record_one_stack_memref): Rename to...
10624         (record_one_stack_ref): ... this.  Handle also REG_P.
10625         (try_apply_stack_adjustment): Handle also REG_P.
10626         (struct record_stack_memrefs_data): Rename to...
10627         (struct record_stack_refs_data): ... this.  Rename memlist field to
10628         reflist.
10629         (record_stack_memrefs): Rename to...
10630         (record_stack_refs): ... this.  For DEBUG_INSNs keep traversing
10631         subexpressions instead of failing when a MEM contains SP references.
10632         For SP itself in DEBUG_INSNs queue it also onto reflist chain.
10633         (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
10635 2009-09-06  Richard Guenther  <rguenther@suse.de>
10637         PR middle-end/41144
10638         * tree.c (build_array_type): Do not record types marked
10639         with structural equality in the canonical type hashtable.
10641 2009-09-06  Richard Guenther  <rguenther@suse.de>
10643         PR middle-end/41261
10644         * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
10646 2009-09-05  Richard Guenther  <rguenther@suse.de>
10648         PR middle-end/41181
10649         * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
10651 2009-09-05  Richard Guenther  <rguenther@suse.de>
10653         PR debug/41273
10654         * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
10656 2009-09-05  Richard Guenther  <rguenther@suse.de>
10658         PR middle-end/41271
10659         * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
10660         before comparing function argument types.
10662 2009-09-05  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
10664         PR target/41024
10665         * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
10666         the assembler.
10668 2009-09-04  Uros Bizjak  <ubizjak@gmail.com>
10670         Revert:
10671         2009-08-18  Uros Bizjak  <ubizjak@gmail.com>
10673         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10674         locators before emit_insn is called.
10676 2009-09-04  Vladimir Makarov  <vmakarov@redhat.com>
10678         PR bootstrap/41241
10679         * ira.c (update_equiv_reg): Revert my previous patch for the PR.
10680         * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
10681         (reginfo_init): Don't call allocate_reg_info.
10683 2009-09-04  Uros Bizjak  <ubizjak@gmail.com>
10685         PR target/41262
10686         * config/alpha/alpha.c (alpha_does_function_need_gp): Use
10687         NONDEBUG_INSN_P instead of INSN_P.
10689 2009-09-04  Alexandre Oliva  <aoliva@redhat.com>
10691         PR debug/41225
10692         * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
10694 2009-09-04  Alexandre Oliva  <aoliva@redhat.com>
10696         PR target/41252
10697         * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
10698         pattern of the split.
10700 2009-09-04  Alexandre Oliva  <aoliva@redhat.com>
10702         * toplev.c (process_options): Move setter of flag_var_tracking
10703         before other tests that depend on it.  Move down setter of
10704         flag_rename_registers.  Don't enable var-tracking-assignments
10705         by default if selective scheduling is enabled.  Warn if both
10706         are enabled.
10708 2009-09-04  Alexandre Oliva  <aoliva@redhat.com>
10710         * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
10711         comment.  Use switch statement to catch overlaps between rtx
10712         and tree codes.  Accept FUNCTION_DECLs in addition to those in...
10713         (IS_DECL_CODE): ... here. Remove.
10714         (check_value_is_not_decl): Remove.
10715         (dv_from_decl, dv_from_value): Check after conversion.
10717 2009-09-04  Richard Guenther  <rguenther@suse.de>
10719         PR middle-end/41257
10720         * (cgraph_finalize_compilation_unit): Move finalizing aliases
10721         after emitting tunks.  Move emitting thunks and ctors from ...
10722         (cgraph_optimize): ... here.  Remove redundant
10723         cgraph_analyze_functions.
10724         * varasm.c (find_decl_and_mark_needed): Remove no longer
10725         necessary check.
10726         (finish_aliases_1): Adjust check for thunk aliases.
10728 2009-09-04  Daniel Gutson  <dgutson@codesourcery.com>
10730         * config/arm/arm.md (ctzsi2): Added braces
10731         to avoid warning that broke booststrap.
10733 2009-09-04  Martin Jambor  <mjambor@suse.cz>
10735         PR tree-optimization/41112
10736         * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
10737         handle variable-bounded arrays.
10738         (expr_with_var_bounded_array_refs_p): New function.
10739         (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
10741 2009-09-04  Wolfgang Gellerich  <gellerich@de.ibm.com>
10743         * config/s390/2097.md: Removed two incorrect bypasses.
10744         (z10_fsimpdf): Fixed latency.
10745         (z10_fhex): New insn_reservation.
10746         (z10_floaddf): Fixed latency.
10747         (z10_floadsf): Fixed latency.
10748         (z10_ftrunctf): Fixed latency.
10749         (z10_ftruncdf): Fixed latency.
10750         * config/s390/s390.c (z10_cost): Fixed values.
10751         (s390_adjust_priority): Added z10 path.
10752         * config/s390/s390.md (type): Added fhex.
10753         (*mov<mode>_64dfp): Updated type attribute.
10754         (*mov<mode>_64): Updated type attribute.
10755         (*mov<mode>_31): Updated type attribute.
10756         (*mov<mode>"): Likewise.
10757         * config/s390/2084.md (x_fsimpdf): Updated condition.
10759 2009-09-04  Andreas Krebbel  <krebbel1@de.ibm.com>
10761         * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
10762         RTXs in the predicate for operand 1.
10764 2009-09-03  Daniel Gutson  <dgutson@codesourcery.com>
10766         * config/arm/arm.md (UNSPEC_RBIT): New constant.
10767         (rbitsi2): New insn.
10768         (ctzsi2): New expand.
10769         * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
10771 2009-09-03  Martin Jambor  <mjambor@suse.cz>
10773         * tree-sra.c (duplicate_expr_for_different_base): Removed.
10774         (create_artificial_child_access): Use build_ref_for_offset instead
10775         of duplicate_expr_for_different_base.
10776         (propagate_subacesses_accross_link): Likewise.
10778 2009-09-03  Richard Sandiford  <rdsandiford@googlemail.com>
10780         * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
10781         of INSN_P.
10782         (mips16e_collect_argument_saves): Skip debug instructions.
10783         (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
10784         (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
10785         (r10k_insert_cache_barriers): Likewise.
10786         (mips_reorg_process_insns): Likewise.
10788 2009-09-03  Vladimir Makarov  <vmakarov@redhat.com>
10790         PR bootstrap/41241
10791         * ira.c (update_equiv_reg): Remove check on class likely spill.
10793 2009-09-03  Jakub Jelinek  <jakub@redhat.com>
10795         PR debug/41236
10796         * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10797         SIGN_EXTEND or ZERO_EXTEND.  Don't assume there is a REG inside of
10798         it or SUBREG.
10800         PR debug/41238
10801         * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
10802         the stack slot if it is passed by invisible reference.
10803         * var-tracking.c (vt_add_function_parameters): Handle arguments passed
10804         by invisible reference.
10806 2009-09-03  Bernd Schmidt  <bernd.schmidt@analog.com>
10808         * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10809         * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10810         * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
10811         0.
10812         * config/bfin/sync.md: New file.
10813         * config/bfin/bfin.md: Include it.
10814         (UNSPEC_ATOMIC): New.
10815         (UNSPEC_ONES): Provide a unique number.
10817         From Jie Zhang <jie.zhang@analog.com>:
10818         * config/bfin/bfin.c (ret_regs): New.
10819         (must_save_fp_p): Don't return true because of frame_pointer_needed.
10820         (must_save_rets_p): New.
10821         (n_regs_saved_by_prologue): Use must_save_rets_p instead of
10822         current_function_is_leaf.
10823         (do_link): Likewise.
10824         (do_unlink): Likewise.
10825         (expand_interrupt_handler_prologue): Use ret_regs array.
10826         (expand_interrupt_handler_epilogue): Use ret_regs array and
10827         pass return register to gen_return_internal.
10828         (bfin_expand_epilogue): Pass return register to
10829         gen_return_internal.
10830         (bfin_expand_call): Explicitly clobber RETS.
10831         * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10832         * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10833         call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10834         call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10835         RETS.
10836         (return_internal): Take a reg rtx rather than the register number.
10838 2009-09-03  H.J. Lu  <hongjiu.lu@intel.com>
10840         * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10841         when comparing against estimated_loop_iterations_int return.
10843 2009-09-03  Richard Guenther  <rguenther@suse.de>
10845         * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10846         eh_personality_libfunc.
10848 2009-09-03  Razya Ladelsky  <razya@il.ibm.com>
10850         * tree-parloops.c (separate_decls_in_region): Add space.
10852 2009-09-03  Razya Ladelsky  <razya@il.ibm.com>
10854         * tree-parloops.c (separate_decls_in_region): Change the condition
10855         checking if there are reductions in the loop.
10857 2009-09-03  Razya Ladelsky  <razya@il.ibm.com>
10859         PR tree-optimization/38275
10860         * tree-parloops.c (parallelize_loops): Replace profitability condition
10861         for expected number of iterations.
10863 2009-09-03  Alexandre Oliva  <aoliva@redhat.com>
10865         * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10866         (bootstrap-debug): Explain conditions in which it becomes default.
10867         (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10868         make it add to it.
10870 2009-09-03  Namhyung Kim  <namhyung@gmail.com>
10872         * doc/invoke.texi (Optimize Options): Move
10873         -finline-small-functions to the -O2 list.
10875 2009-09-03  Alexandre Oliva  <aoliva@redhat.com>
10877         * toplev.c (process_options): Enable var-tracking-assignments
10878         by default if var-tracking is enabled.
10880 2009-09-02  David Daney  <ddaney@caviumnetworks.com>
10882         * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10883         barrier.
10884         * emit-rtl.c (prev_nonnote_insn_bb): New function.
10885         * rtl.h (prev_nonnote_insn_bb): Declare it.
10887 2009-09-03  Diego Novillo  <dnovillo@google.com>
10889         * cgraph.c (cgraph_node_for_decl): New.
10890         * cgraph.h (cgraph_node_for_decl): Declare.
10891         * tree.c (host_integerp): Return 0 if T is NULL.
10893 2009-09-03  Diego Novillo  <dnovillo@google.com>
10895         * tree.h (struct alias_pair): Move from varasm.c.
10896         (alias_pairs): Likewise.
10897         (TYPE_MAXVAL): Define.
10898         (TYPE_MINVAL): Define.
10899         (iterative_hash_host_wide_int): Declare.
10900         (remove_unreachable_alias_pairs): Declare.
10901         * tree-pass.h (pass_ipa_free_lang_data): Declare.
10902         * diagnostic.c (default_diagnostic_starter): Make extern.
10903         (default_diagnostic_finalizer): Make extern.
10904         * diagnostic.h (default_diagnostic_starter): Declare.
10905         (default_diagnostic_finalizer): Declare.
10906         (default_tree_printer): Declare.
10907         * toplev.c (default_tree_printer): Make extern.
10909 2009-09-03  Richard Guenther  <rguenther@suse.de>
10910             Diego Novillo  <dnovillo@google.com>
10912         * cgraph.c (cgraph_add_new_function): Remove gimplification.
10913         * cgraphunit.c (cgraph_expand_function): Do not emit
10914         associated thunks from here.
10915         (cgraph_emit_thunks): New.
10916         (cgraph_optimize): Call it.
10917         Return if any IPA pass finds an error.
10918         * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10919         by thunks.
10921 2009-09-03  Simon Baldwin  <simonb@google.com>
10922             Rafael Espindola  <espindola@google.com>
10923             Richard Guenther  <rguenther@suse.de>
10924             Doug Kwan  <dougkwan@google.com>
10925             Diego Novillo  <dnovillo@google.com>
10927         * tree.c: Include tree-pass.h, langhooks-def.h,
10928         diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10929         (free_lang_data_in_type): New.
10930         (need_assembler_name_p): New.
10931         (free_lang_data_in_block): New.
10932         (free_lang_data_in_decl): New.
10933         (struct free_lang_data_d): New.
10934         (add_tree_to_fld_list): New.
10935         (find_decls_types_r): New.
10936         (get_eh_types_for_runtime): New.
10937         (find_decls_types_in_eh_region): New.
10938         (find_decls_types_in_node): New.
10939         (find_decls_types_in_var): New.
10940         (free_lang_data_in_cgraph): New.
10941         (free_lang_data): New.
10942         (gate_free_lang_data): New.
10943         (pass_ipa_free_lang_data): New.
10945 2009-09-03  Diego Novillo  <dnovillo@google.com>
10947         * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10948         * langhooks.h (struct lang_hooks): Add field free_lang_data.
10949         (lang_hooks): Remove const qualifier.
10950         * ipa.c (cgraph_remove_unreachable_nodes): Call
10951         remove_unreachable_alias_pairs.
10952         * except.c (add_type_for_runtime): Check if TYPE has
10953         already been converted.
10954         (lookup_type_for_runtime): Likewise.
10955         (check_handled): Handle converted types.
10956         * varasm.c (remove_unreachable_alias_pairs): New.
10957         * gimple.c: Include demangle.h.
10958         (gimple_decl_printable_name): New.
10959         (gimple_fold_obj_type_ref): New.
10960         * gimple.h (gimple_decl_printable_name): Declare.
10961         (gimple_fold_obj_type_ref): Declare.
10962         * passes.c (init_optimization_passes): Add pass
10963         pass_ipa_free_lang_data.
10964         * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10965         (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10967 2009-09-03  Diego Novillo  <dnovillo@google.com>
10969         * c-lang.c (lang_hooks): Remove const qualifier.
10971 2009-09-02  Loren James Rittle  <ljrittle@acm.org>
10973         * doc/install.texi (*-*-freebsd*): Update target information.
10975 2009-09-02  Anatoly Sokolov  <aesok@post.ru>
10977         * hard-reg-set.h (call_fixed_regs): Remove.
10978         * reginfo.c (call_fixed_regs): Remove.
10979         (init_reg_sets_1): Remove initialization of call_fixed_regs.
10980         (globalize_reg): Don't use call_fixed_regs.
10981         * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10982         call_fixed_regs.
10984 2009-09-01  Michael Matz  <matz@suse.de>
10986         * expr.h (emit_storent_insn, expand_expr_real_1,
10987         expand_expr_real_2): Declare.
10988         * expr.c (emit_storent_insn, expand_expr_real_1,
10989         expand_expr_real_2): Export.
10990         (store_expr): Setting and evaluating dont_return_target is useless.
10991         (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10992         LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10993         * except.c (expand_resx_expr): Rename to ...
10994         (expand_resx_stmt): ... this.  Rewrite to take gimple statement.
10995         * except.h (expand_resx_stmt): Declare.
10996         * stmt.c: Add include gimple.h
10997         (expand_asm_expr): Rename to ...
10998         (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10999         (expand_case): Rewrite to take gimple statement.
11000         * tree.h (expand_asm_stmt): Declare.
11001         (expand_case): Change prototype.
11002         * Makefile.in (stmt.o): Depend on gimple.h.
11003         * builtins.c (expand_builtin_synchronize): Build gimple asm
11004         statement, not an ASM_EXPR.
11005         * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
11006         gimple_to_tree, release_stmt_tree): Remove.
11007         (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
11008         ggc_free, but hold comparison code and operands separately.
11009         Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
11010         (expand_call_stmt, expand_gimple_stmt_1,
11011         expand_gimple_stmt): New helpers.
11012         (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
11013         release_stmt_tree.  Call expand_gimple_stmt instead.
11014         (expand_gimple_basic_block): Ditto.
11016         * calls.c (emit_call_1): Don't look at EH regions here, make
11017         fntree parameter useless.
11018         (expand_call): New local rettype for TREE_TYPE(exp), use it
11019         throughout.  Remove local p, use addr instead.
11020         Don't look at EH regions here.
11022 2009-09-02  Vladimir Makarov  <vmakarov@redhat.com>
11024         * doc/invoke.texi (-fsched-pressure): Document it.
11025         (-fsched-reg-pressure-heuristic): Remove it.
11027         * reload.c (ira.h): Include.
11028         (find_reloads): Add choosing reload on number of small spilled
11029         classes.
11031         * haifa-sched.c (ira.h): Include.
11032         (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
11033         saved_reg_pressure, curr_reg_live, saved_reg_live,
11034         region_ref_regs): New variables.
11035         (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
11036         initiate_reg_pressure_info, setup_ref_regs,
11037         initiate_bb_reg_pressure_info, save_reg_pressure,
11038         restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
11039         functions.
11040         (setup_insn_reg_pressure_info): New function.
11041         (rank_for_schedule): Add pressure checking and insn issue time.
11042         Remove comparison of insn reg weights.
11043         (ready_sort): Set insn reg pressure info.
11044         (update_register_pressure, setup_insn_max_reg_pressure,
11045         update_reg_and_insn_max_reg_pressure,
11046         sched_setup_bb_reg_pressure_info): New functions.
11047         (schedule_insn): Add code for printing and updating reg pressure info.
11048         (find_set_reg_weight, find_insn_reg_weight): Remove.
11049         (ok_for_early_queue_removal): Do nothing if pressure_only_p.
11050         (debug_ready_list): Print reg pressure info.
11051         (schedule_block): Ditto.  Check insn issue time.
11052         (sched_init): Set up sched_pressure_p.  Allocate and set up some
11053         reg pressure related info.
11054         (sched_finish): Free some reg pressure related info.
11055         (fix_tick_ready): Make insn always ready if pressure_p.
11056         (init_h_i_d): Don't call find_insn_reg_weight.
11057         (haifa_finish_h_i_d): Free insn reg pressure info.
11059         * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
11060         ira_memory_move_cost, ira_class_hard_regs,
11061         ira_class_hard_regs_num, ira_no_alloc_regs,
11062         ira_available_class_regs, ira_reg_class_cover_size,
11063         ira_reg_class_cover, ira_class_translate): Move to ira.h.
11065         * ira-lives.c (single_reg_class): Check mode to find how many
11066         registers are necessary for operand.
11067         (ira_implicitly_set_insn_hard_regs): New.
11069         * common.opt (fsched-pressure): New options.
11070         (fsched-reg-pressure-heuristic): Remove.
11072         * ira.c (setup_eliminable_regset): Rename to
11073         ira_setup_eliminable_regset.  Make it external.
11074         (expand_reg_info): Pass cover class to setup_reg_classes.
11075         (ira): Call resize_reg_info instead of allocate_reg_info.
11077         * sched-deps.c: Include ira.h.
11078         (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
11079         (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
11080         reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
11081         mark_insn_hard_regno_birth, mark_insn_reg_birth,
11082         mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
11083         mark_insn_reg_store, mark_insn_reg_clobber,
11084         setup_insn_reg_pressure_info): New.
11085         (sched_analyze_1): Update implicit_reg_pending_uses.
11086         (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
11087         Use them to create dependencies.  Set insn reg uses and pressure
11088         info.  Process reg_pending_uses in one place.
11089         (free_deps): Free implicit sets.
11090         (remove_from_deps): Remove implicit sets if necessary.  Check
11091         implicit sets when clearing reg_last_in_use.
11092         (init_deps_global): Clear implicit_reg_pending_clobbers and
11093         implicit_reg_pending_uses.
11095         * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
11096         ira_memory_move_cost, ira_class_hard_regs,
11097         ira_class_hard_regs_num, ira_no_alloc_regs,
11098         ira_available_class_regs, ira_reg_class_cover_size,
11099         ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
11100         (ira_setup_eliminable_regset, ira_set_pseudo_classes,
11101         ira_implicitly_set_insn_hard_regs): New prototypes.
11103         * ira-costs.c (pseudo_classes_defined_p, allocno_p,
11104         cost_elements_num): New variables.
11105         (allocno_costs, total_costs): Rename to costs and
11106         total_allocno_costs.
11107         (COSTS_OF_ALLOCNO): Rename to COSTS.
11108         (allocno_pref): Rename to pref.
11109         (allocno_pref_buffer): Rename to pref_buffer.
11110         (common_classes): Rename to regno_cover_class.
11111         (COST_INDEX): New.
11112         (record_reg_classes): Set allocno attributes only if allocno_p.
11113         (record_address_regs): Ditto.  Use COST_INDEX instead of ALLOCNO_NUM.
11114         (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
11115         and COSTS_OF_ALLOCNO.
11116         (print_costs): Rename to print_allocno_costs.
11117         (print_pseudo_costs): New.
11118         (process_bb_node_for_costs): Split into 2 functions with new
11119         function process_bb_for_costs.  Pass BB to process_bb_for_costs.
11120         (find_allocno_class_costs): Rename to find_costs_and_classes.  Add
11121         new parameter dump_file.  Use cost_elements_num instead of
11122         ira_allocnos_num.  Make one iteration if preferred classes were
11123         already calculated for scheduler.  Make 2 versions of code
11124         depending on allocno_p.
11125         (setup_allocno_cover_class_and_costs): Check allocno_p.  Use
11126         regno_cover_class and COSTS instead of common_classes and
11127         COSTS_OF_ALLOCNO.
11128         (init_costs, finish_costs): New.
11129         (ira_costs): Set up allocno_p and cost_elements_num.  Call
11130         init_costs and finish_costs.
11131         (ira_set_pseudo_classes): New.
11133         * rtl.h (allocate_reg_info): Remove.
11134         (resize_reg_info): Change return type.
11135         (reg_cover_class): New.
11136         (setup_reg_classes): Add new parameter.
11138         * sched-int.h (struct deps_reg): New member implicit_sets.
11139         (sched_pressure_p, sched_regno_cover_class): New external definitions.
11140         (INCREASE_BITS): New macro.
11141         (struct reg_pressure_data, struct reg_use_data): New.
11142         (struct _haifa_insn_data): Remove reg_weight.  Add members
11143         reg_pressure, reg_use_list, reg_set_list, and
11144         reg_pressure_excess_cost_change.
11145         (struct deps): New member implicit_sets.
11146         (pressure_p): New variable.
11147         (COVER_CLASS_BITS, INCREASE_BITS): New macros.
11148         (struct reg_pressure_data, struct reg_use_data): New.
11149         (INSN_REG_WEIGHT): Remove.
11150         (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
11151         INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
11152         (sched_init_region_reg_pressure_info,
11153         sched_setup_bb_reg_pressure_info): New prototypes.
11155         * reginfo.c (struct reg_pref): New member coverclass.
11156         (reg_cover_class): New function.
11157         (reginfo_init, pass_reginfo_init): Move after free_reg_info.
11158         (reg_info_size): New variable.
11159         (allocate_reg_info): Make static.  Setup reg_info_size.
11160         (resize_reg_info): Use reg_info_size.  Return flag of resizing.
11161         (setup_reg_classes): Add a new parameter.  Setup cover class too.
11163         * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
11164         the dependencies.
11166         * sched-rgn.c (deps_join): Set up implicit_sets.
11167         (schedule_region): Set up region and basic blocks pressure
11168         relative info.
11170         * passes.c (init_optimization_passes): Move
11171         pass_subregs_of_mode_init before pass_sched.
11173 2009-09-02  Martin Jambor  <mjambor@suse.cz>
11175         * tree-sra.c (struct access): New field grp_hint.
11176         (dump_access): Dump grp_hint.
11177         (sort_and_splice_var_accesses): Set grp_hint if a group is read
11178         multiple times.
11179         (analyze_access_subtree): Only scalarize accesses with grp_hint set or
11180         those which have been specifically read and somehow written to.
11181         (propagate_subacesses_accross_link): Set grp_hint of right child and
11182         also possibly of the left child.
11184 2009-09-02  Jakub Jelinek  <jakub@redhat.com>
11186         * tree-object-size.c (addr_object_size): Always use object_size_type
11187         0 or 2 when determining the pointer pointed object size.
11189 2009-09-02  Richard Guenther  <rguenther@suse.de>
11191         Revert
11192         2009-08-31  Richard Guenther  <rguenther@suse.de>
11194         * builtins.c (fold_builtin_memory_op): Use the alias oracle
11195         to query if the memory regions for memmove overlap.
11196         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11197         asserts on pointers, instead deal with odd trees.
11198         (ptr_derefs_may_alias_p): Likewise.
11199         (refs_may_alias_p_1): Constructor bases also never alias.
11201 2009-08-01  Christian Bruel  <christian.bruel@st.com>
11203         Revert:
11204         2009-07-31  Christian Bruel  <christian.bruel@st.com>
11205         * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11207 2009-09-01  Alexandre Oliva  <aoliva@redhat.com>
11209         * doc/invoke.texi (-fvar-tracking-assignments): New.
11210         (-fvar-tracking-assignments-toggle): New.
11211         (-fdump-final-insns=file): Mark filename as optional.
11212         (--param min-nondebug-insn-uid): New.
11213         (-gdwarf-@{version}): Mention version 4.
11214         * opts.c (common_handle_option): Accept it.
11215         * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
11216         * regrename.c (regrename_optimize): Drop last.  Don't count debug
11217         insns as uses.  Don't reject change because of debug insn.
11218         (do_replace): Reject DEBUG_INSN as chain starter.  Take base_regno
11219         from the chain starter, and check for inexact matches in DEBUG_INSNS.
11220         (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
11221         (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
11222         * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
11223         * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
11224         * doc/gimple.texi (is_gimple_debug): New.
11225         (gimple_debug_bind_p): New.
11226         (is_gimple_call, gimple_assign_cast_p): End sentence with period.
11227         * doc/install.texi (bootstrap-debug): More details.
11228         (bootstrap-debug-big, bootstrap-debug-lean): Document.
11229         (bootstrap-debug-lib): More details.
11230         (bootstrap-debug-ckovw): Update.
11231         (bootstrap-time): New.
11232         * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
11233         (insert_phi_nodes_for): Insert debug stmts.
11234         (rewrite_stmt): Take iterator.  Insert debug stmts.
11235         (rewrite_enter_block): Adjust.
11236         (maybe_replace_use_in_debug_stmt): New.
11237         (rewrite_update_stmt): Use it.
11238         (mark_use_interesting): Return early for debug stmts.
11239         * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
11240         stmts before replacing stmt.
11241         (move_computations_stmt): Likewise.
11242         * ira-conflicts.c (add_copies): Skip debug insns.
11243         * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
11244         (regstat_bb_compute_ri): Skip debug insns.
11245         * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
11246         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
11247         check_loop_closed_ssa_stmt): Skip debug stmts.
11248         * tree-tailcall.c (find_tail_calls): Likewise.
11249         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
11250         * tree.h (MAY_HAVE_DEBUG_STMTS): New.
11251         (build_var_debug_value_stat): Declare.
11252         (build_var_debug_value): Define.
11253         (target_for_debug_bind): Declare.
11254         * reload.c (find_equiv_reg): Skip debug insns.
11255         * rtlanal.c (reg_used_between_p): Skip debug insns.
11256         (side_effects_p): Likewise.
11257         (canonicalize_condition): Likewise.
11258         * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
11259         insns never depend on debug insns.
11260         (create_ddg_dep_no_link): Likewise.
11261         (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
11262         Don't add inter-loop dependencies for debug insns.
11263         (build_intra_loop_deps): Likewise.
11264         (create_ddg): Count debug insns.
11265         * ddg.h (struct ddg::num_debug): New.
11266         (num_backargs): Pair up with previous int field.
11267         * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
11268         -fcompare-debug-second.
11269         * final.c (get_attr_length_1): Skip debug insns.
11270         (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
11271         * gcc.c (invoke_as): Call compare-debug-dump-opt.
11272         (driver_self_specs): Map -fdump-final-insns to
11273         -fdump-final-insns=..
11274         (get_local_tick): New.
11275         (compare_debug_dump_opt_spec_function): Test for . argument and
11276         compute output name.  Compute temp output spec without flag name.
11277         Compute -frandom-seed.
11278         (OPT): Undef after use.
11279         * cfgloopanal.c (num_loop_insns): Skip debug insns.
11280         (average_num_loop_insns): Likewise.
11281         * params.h (MIN_NONDEBUG_INSN_UID): New.
11282         * gimple.def (GIMPLE_DEBUG): New.
11283         * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
11284         * auto-inc-dec.c (merge_in_block): Skip debug insns.
11285         (merge_in_block): Fix whitespace.
11286         * toplev.c (flag_var_tracking): Update comment.
11287         (flag_var_tracking_assignments): New.
11288         (flag_var_tracking_assignments_toggle): New.
11289         (process_options): Don't open final insns dump file if we're not
11290         going to write to it.  Compute defaults for var_tracking.
11291         * df-scan.c (df_insn_rescan_debug_internal): New.
11292         (df_uses_record): Handle debug insns.
11293         * haifa-sched.c (ready): Initialize n_debug.
11294         (contributes_to_priority): Skip debug insns.
11295         (dep_list_size): New.
11296         (priority): Use it.
11297         (rank_for_schedule): Likewise.  Schedule debug insns as soon as
11298         they're ready.  Disregard previous debug insns to make decisions.
11299         (queue_insn): Never queue debug insns.
11300         (ready_add, ready_remove_first, ready_remove): Count debug insns.
11301         (schedule_insn): Don't reject debug insns because of issue rate.
11302         (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
11303         (queue_to_ready): Skip and discount debug insns.
11304         (choose_ready): Let debug insns through.
11305         (schedule_block): Check boundary debug insns.  Discount debug
11306         insns, schedule them early.  Adjust whitespace.
11307         (set_priorities): Check for boundary debug insns.
11308         (add_jump_dependencies): Use dep_list_size.
11309         (prev_non_location_insn): New.
11310         (check_cfg): Use it.
11311         * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
11312         stmts.
11313         (remove_unused_ivs): Reset debug stmts.
11314         * modulo-sched.c (const_iteration_count): Skip debug insns.
11315         (res_MII): Discount debug insns.
11316         (loop_single_full_bb_p): Skip debug insns.
11317         (sms_schedule): Likewise.
11318         (sms_schedule_by_order): Likewise.
11319         (ps_has_conflicts): Likewise.
11320         * caller-save.c (refmarker_fn): New.
11321         (save_call_clobbered_regs): Replace regs with saved mem in
11322         debug insns.
11323         (mark_referenced_regs): Take pointer, mark and arg.  Adjust.
11324         Call refmarker_fn mark for hardregnos.
11325         (mark_reg_as_referenced): New.
11326         (replace_reg_with_saved_mem): New.
11327         * ipa-pure-const.c (check_stmt): Skip debug stmts.
11328         * cse.c (cse_insn): Canonicalize debug insns.  Skip them when
11329         searching back.
11330         (cse_extended_basic_block): Skip debug insns.
11331         (count_reg_usage): Likewise.
11332         (is_dead_reg): New, split out of...
11333         (set_live_p): ... here.
11334         (insn_live_p): Use it for debug insns.
11335         * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
11336         (execute_optimize_stdarg): Likewise.
11337         * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11338         * tree-ssa-propagate.c (substitute_and_fold): Don't regard
11339         changes in debug stmts as changes.
11340         * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
11341         (moveup_expr): Don't move across debug insns.  Don't move
11342         debug insn if it would create a bookkeeping block.
11343         (moveup_expr_cached): Don't use cache for debug insns that
11344         are heads of blocks.
11345         (compute_av_set_inside_bb): Skip debug insns.
11346         (sel_rank_for_schedule): Schedule debug insns first.  Remove
11347         dead code.
11348         (block_valid_for_bookkeeping_p); Support lax searches.
11349         (create_block_for_bookkeeping): Adjust block numbers when
11350         encountering debug-only blocks.
11351         (find_place_for_bookkeeping): Deal with debug-only blocks.
11352         (generate_bookkeeping_insn): Accept no place to insert.
11353         (remove_temp_moveop_nops): New argument full_tidying.
11354         (prepare_place_to_insert): Deal with debug insns.
11355         (advance_state_on_fence): Debug insns don't start cycles.
11356         (update_boundaries): Take fence as argument.  Deal with
11357         debug insns.
11358         (schedule_expr_on_boundary): No full_tidying on debug insns.
11359         (fill_insns): Deal with debug insns.
11360         (track_scheduled_insns_and_blocks): Don't count debug insns.
11361         (need_nop_to_preserve_insn_bb): New, split out of...
11362         (remove_insn_from_stream): ... this.
11363         (fur_orig_expr_not_found): Skip debug insns.
11364         * rtl.def (VALUE): Move up.
11365         (DEBUG_INSN): New.
11366         * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
11367         (nearest_common_dominator_of_uses): Take debug_stmts argument.
11368         Set it if debug stmts are found.
11369         (statement_sink_location): Skip debug stmts.  Propagate
11370         moving defs into debug stmts.
11371         * ifcvt.c (first_active_insn): Skip debug insns.
11372         (last_active_insns): Likewise.
11373         (cond_exec_process_insns): Likewise.
11374         (noce_process_if_block): Likewise.
11375         (check_cond_move_block): Likewise.
11376         (cond_move_convert_if_block): Likewise.
11377         (block_jumps_and_fallthru_p): Likewise.
11378         (dead_or_predicable): Likewise.
11379         * dwarf2out.c (debug_str_hash_forced): New.
11380         (find_AT_string): Add comment.
11381         (gen_label_for_indirect_string): New.
11382         (get_debug_string_label): New.
11383         (AT_string_form): Use it.
11384         (mem_loc_descriptor): Handle non-TLS symbols.  Handle MINUS , DIV,
11385         MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING.  Accept but
11386         discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
11387         several operations that cannot be represented with DWARF opcodes.
11388         (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND.  Require
11389         dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
11390         (dwarf2out_var_location): Take during-call mark into account.
11391         (output_indirect_string): Update comment.  Output if there are
11392         label and references.
11393         (prune_indirect_string): New.
11394         (prune_unused_types): Call it if debug_str_hash_forced.
11395         More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
11396         (dw_long_long_const): Remove.
11397         (struct dw_val_struct): Change val_long_long type to rtx.
11398         (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
11399         val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
11400         (output_die): Likewise.  Use HOST_BITS_PER_WIDE_INT size of each
11401         component instead of HOST_BITS_PER_LONG.
11402         (output_loc_operands): Likewise.  For const8* assert
11403         HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
11404         (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
11405         rather than HOST_BITS_PER_LONG is >= 64.
11406         (add_AT_long_long): Remove val_hi and val_lo arguments, add
11407         val_const_double.
11408         (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
11409         HOST_BITS_PER_LONG for dw_val_class_long_long.
11410         (add_const_value_attribute): Adjust add_AT_long_long caller.  Don't
11411         handle TLS SYMBOL_REFs.  If CONST wraps a constant, tail recurse.
11412         (dwarf_stack_op_name): Handle DW_OP_implicit_value and
11413         DW_OP_stack_value.
11414         (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
11415         Handle DW_OP_implicit_value.
11416         (extract_int): Move prototype earlier.
11417         (mem_loc_descriptor): For SUBREG punt if inner
11418         mode size is wider than DWARF2_ADDR_SIZE.  Handle SIGN_EXTEND
11419         and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}.  Handle
11420         EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
11421         UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
11422         (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
11423         instead of Pmode size.
11424         (loc_descriptor): Add MODE argument.  Handle CONST_INT, CONST_DOUBLE,
11425         CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
11426         attempt to handle other expressions.  Don't handle TLS SYMBOL_REFs.
11427         (concat_loc_descriptor, concatn_loc_descriptor,
11428         loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
11429         (add_location_or_const_value_attribute): Likewise.  For single
11430         location loc_lists attempt to use add_const_value_attribute
11431         for constant decls.  Add DW_AT_const_value even if
11432         NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
11433         in its expression.
11434         * cfgbuild.c (inside_basic_block_p): Handle debug insns.
11435         (control_flow_insn_p): Likewise.
11436         * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
11437         (separate_decls_in_region_debug_bind): New.
11438         (separate_decls_in_region): Process debug bind stmts afterwards.
11439         * recog.c (verify_changes): Handle debug insns.
11440         (extract_insn): Likewise.
11441         (peephole2_optimize): Skip debug insns.
11442         * dse.c (scan_insn): Skip debug insns.
11443         * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
11444         Pass it on.
11445         (setup_id_for_insn): Handle debug insns.
11446         (maybe_tidy_empty_bb): Adjust whitespace.
11447         (tidy_control_flow): Skip debug insns.
11448         (sel_remove_insn): Adjust for debug insns.
11449         (sel_estimate_number_of_insns): Skip debug insns.
11450         (create_insn_rtx_from_pattern): Handle debug insns.
11451         (create_copy_of_insn_rtx): Likewise.
11452         * sel-sched-.h (sel_bb_end): Declare.
11453         (sel_bb_empty_or_nop_p): New.
11454         (get_all_loop_exits): Use it.
11455         (_eligible_successor_edge_p): Likewise.
11456         (return_nop_to_pool): Adjust.
11457         * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
11458         * ira-lives.c (process_bb_node_lives): Skip debug insns.
11459         * gimple-pretty-print.c (dump_gimple_debug): New.
11460         (dump_gimple_stmt): Use it.
11461         (dump_bb_header): Skip gimple debug stmts.
11462         * regmove.c (optimize_reg_copy_1): Discount debug insns.
11463         (fixup_match_2): Likewise.
11464         (regmove_backward_pass): Likewise.  Simplify combined
11465         replacement.  Handle debug insns.
11466         * function.c (instantiate_virtual_regs): Handle debug insns.
11467         * function.h (struct emit_status): Add x_cur_debug_insn_uid.
11468         * print-rtl.h: Include cselib.h.
11469         (print_rtx): Print VALUEs.  Split out and recurse for VAR_LOCATIONs.
11470         * df.h (df_inns_rescan_debug_internal): Declare.
11471         * gcse.c (alloc_hash_table): Estimate n_insns.
11472         (cprop_insn): Don't regard debug insns as changes.
11473         (bypass_conditional_jumps): Skip debug insns.
11474         (one_pre_gcse_pass): Adjust.
11475         (one_code_hoisting_pass): Likewise.
11476         (compute_ld_motion_mems): Skip debug insns.
11477         (one_cprop_pass): Adjust.
11478         * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
11479         (if_convertible_stmt_p): Handle debug stmts.
11480         * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
11481         * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
11482         * ira-build.c (create_bb_allocnos): Skip debug insns.
11483         * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
11484         (has_single_use): Likewise.
11485         (single_imm_use): Likewise.
11486         (num_imm_uses): Likewise.
11487         * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
11488         * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
11489         (create_outofssa_var_map): Likewise.
11490         * lower-subreg.c (adjust_decomposed_uses): New.
11491         (resolve_debug): New.
11492         (decompose_multiword_subregs): Use it.
11493         * tree-dfa.c (find_referenced_vars): Skip debug stmts.
11494         * emit-rtl.c: Include params.h.
11495         (cur_debug_insn_uid): Define.
11496         (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
11497         (copy_rtx_if_shared_1): Handle debug insns.
11498         (reset_used_flags): Likewise.
11499         (set_used_flags): LIkewise.
11500         (get_max_insn_count): New.
11501         (next_nondebug_insn): New.
11502         (prev_nondebug_insn): New.
11503         (make_debug_insn_raw): New.
11504         (emit_insn_before_noloc): Handle debug insns.
11505         (emit_jump_insn_before_noloc): Likewise.
11506         (emit_call_insn_before_noloc): Likewise.
11507         (emit_debug_insn_before_noloc): New.
11508         (emit_insn_after_noloc): Handle debug insns.
11509         (emit_jump_insn_after_noloc): Likewise.
11510         (emit_call_insn_after_noloc): Likewise.
11511         (emit_debug_insn_after_noloc): Likewise.
11512         (emit_insn_after): Take loc from earlier non-debug insn.
11513         (emit_jump_insn_after): Likewise.
11514         (emit_call_insn_after): Likewise.
11515         (emit_debug_insn_after_setloc): New.
11516         (emit_debug_insn_after): New.
11517         (emit_insn_before): Take loc from later non-debug insn.
11518         (emit_jump_insn_before): Likewise.
11519         (emit_call_insn_before): Likewise.
11520         (emit_debug_insn_before_setloc): New.
11521         (emit_debug_insn_before): New.
11522         (emit_insn): Handle debug insns.
11523         (emit_debug_insn): New.
11524         (emit_jump_insn): Handle debug insns.
11525         (emit_call_insn): Likewise.
11526         (emit): Likewise.
11527         (init_emit): Take min-nondebug-insn-uid into account.
11528         Initialize cur_debug_insn_uid.
11529         (emit_copy_of_insn_after): Handle debug insns.
11530         * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
11531         location of single rhs in place.
11532         (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
11533         (floor_sdiv_adjust): New.
11534         (cell_sdiv_adjust): New.
11535         (cell_udiv_adjust): New.
11536         (round_sdiv_adjust): New.
11537         (round_udiv_adjust): New.
11538         (wrap_constant): Moved from cselib.
11539         (unwrap_constant): New.
11540         (expand_debug_expr): New.
11541         (expand_debug_locations): New.
11542         (expand_gimple_basic_block): Drop hiding redeclaration.  Expand
11543         debug bind stmts.
11544         (gimple_expand_cfg): Expand debug locations.
11545         * cselib.c: Include tree-pass.h.
11546         (struct expand_value_data): New.
11547         (cselib_record_sets_hook): New.
11548         (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
11549         (cselib_clear_table): Move, and implemnet in terms of...
11550         (cselib_reset_table_with_next_value): ... this.
11551         (cselib_get_next_unknown_value): New.
11552         (discard_useless_locs): Don't discard preserved values.
11553         (cselib_preserve_value): New.
11554         (cselib_preserved_value_p): New.
11555         (cselib_preserve_definitely): New.
11556         (cselib_clear_preserve): New.
11557         (cselib_preserve_only_values): New.
11558         (new_cselib_val): Take rtx argument.  Dump it in details.
11559         (cselib_lookup_mem): Adjust.
11560         (expand_loc): Take regs_active in struct.  Adjust.  Silence
11561         dumps unless details are requested.
11562         (cselib_expand_value_rtx_cb): New.
11563         (cselib_expand_value_rtx): Rename and reimplment in terms of...
11564         (cselib_expand_value_rtx_1): ... this.  Adjust.  Silence dumps
11565         without details.  Copy more subregs.  Try to resolve values
11566         using a callback.  Wrap constants.
11567         (cselib_subst_to_values): Adjust.
11568         (cselib_log_lookup): New.
11569         (cselib_lookup): Call it.
11570         (cselib_invalidate_regno): Don't count preserved values as useless.
11571         (cselib_invalidate_mem): Likewise.
11572         (cselib_record_set): Likewise.
11573         (struct set): Renamed to cselib_set, moved to cselib.h.
11574         (cselib_record_sets): Adjust.  Call hook.
11575         (cselib_process_insn): Reset table when it would be cleared.
11576         (dump_cselib_val): New.
11577         (dump_cselib_table): New.
11578         * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
11579         (remove_forwarder_block): Support moving debug stmts.
11580         * cselib.h (cselib_record_sets_hook): Declare.
11581         (cselib_expand_callback): New type.
11582         (cselib_expand_value_rtx_cb): Declare.
11583         (cselib_reset_table_with_next_value): Declare.
11584         (cselib_get_next_unknown_value): Declare.
11585         (cselib_preserve_value): Declare.
11586         (cselib_preserved_value_p): Declare.
11587         (cselib_preserve_only_values): Declare.
11588         (dump_cselib_table): Declare.
11589         * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
11590         (try_crossjump_to_edge): Likewise.
11591         (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
11592         dominated blocks when debug stmts are present.
11593         * simplify-rtx.c (delegitimize_mem_from_attrs): New.
11594         * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
11595         (set_var_live_on_entry): Likewise.
11596         * loop-invariant.c (find_invariants_bb): Skip debug insns.
11597         * cfglayout.c (curr_location, last_location): Make static.
11598         (set_curr_insn_source_location): Don't avoid bouncing.
11599         (get_curr_insn_source_location): New.
11600         (get_curr_insn_block): New.
11601         (duplicate_insn_chain): Handle debug insns.
11602         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
11603         into debug stmts.
11604         * common.opt (fcompare-debug): Move to sort order.
11605         (fdump-unnumbered-links): Likewise.
11606         (fvar-tracking-assignments): New.
11607         (fvar-tracking-assignments-toggle): New.
11608         * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
11609         because of debug stmts.
11610         (mark_stmt_if_obviously_necessary): Mark debug stmts.
11611         (eliminate_unnecessary_stmts): Walk dominated blocks before
11612         dominators.
11613         * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
11614         * ira.c (memref_used_between_p): Skip debug insns.
11615         (update_equiv_regs): Likewise.
11616         * sched-deps.c (sd_lists_size): Accept empty list.
11617         (sd_init_insn): Mark debug insns.
11618         (sd_finish_insn): Unmark them.
11619         (sd_add_dep): Reject non-debug deps on debug insns.
11620         (fixup_sched_groups): Give debug insns group treatment.
11621         Skip debug insns.
11622         (sched_analyze_reg): Don't mark debug insns for sched before call.
11623         (sched_analyze_2): Handle debug insns.
11624         (sched_analyze_insn): Compute next non-debug insn.  Handle debug
11625         insns.
11626         (deps_analyze_insn): Handle debug insns.
11627         (deps_start_bb): Skip debug insns.
11628         (init_deps): Initialize last_debug_insn.
11629         * tree-ssa.c (target_for_debug_bind): New.
11630         (find_released_ssa_name): New.
11631         (propagate_var_def_into_debug_stmts): New.
11632         (propagate_defs_into_debug_stmts): New.
11633         (verify_ssa): Skip debug bind stmts without values.
11634         (warn_uninialized_vars): Skip debug stmts.
11635         * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
11636         * rtl.c (rtx_equal_p_cb): Handle VALUEs.
11637         (rtx_equal_p): Likewise.
11638         * ira-costs.c (scan_one_insn): Skip debug insns.
11639         (process_bb_node_for_hard_reg_moves): Likewise.
11640         * rtl.h (DEBUG_INSN_P): New.
11641         (NONDEBUG_INSN_P): New.
11642         (MAY_HAVE_DEBUG_INSNS): New.
11643         (INSN_P): Accept debug insns.
11644         (RTX_FRAME_RELATED_P): Likewise.
11645         (INSN_DELETED_P): Likewise
11646         (PAT_VAR_LOCATION_DECL): New.
11647         (PAT_VAR_LOCATION_LOC): New.
11648         (PAT_VAR_OCATION_STATUS): New.
11649         (NOTE_VAR_LOCATION_DECL): Reimplement.
11650         (NOTE_VAR_LOCATION_LOC): Likewise.
11651         (NOTE_VAR_LOCATION_STATUS): Likewise.
11652         (INSN_VAR_LOCATION): New.
11653         (INSN_VAR_LOCATION_DECL): New.
11654         (INSN_VAR_LOCATION_LOC): New.
11655         (INSN_VAR_LOCATION_STATUS): New.
11656         (gen_rtx_UNKNOWN_VAR_LOC): New.
11657         (VAR_LOC_UNKNOWN_P): New.
11658         (NOTE_DURING_CALL_P): New.
11659         (SCHED_GROUP_P): Accept debug insns.
11660         (emit_debug_insn_before): Declare.
11661         (emit_debug_insn_before_noloc): Declare.
11662         (emit_debug_insn_beore_setloc): Declare.
11663         (emit_debug_insn_after): Declare.
11664         (emit_debug_insn_after_noloc): Declare.
11665         (emit_debug_insn_after_setloc): Declare.
11666         (emit_debug_insn): Declare.
11667         (make_debug_insn_raw): Declare.
11668         (prev_nondebug_insn): Declare.
11669         (next_nondebug_insn): Declare.
11670         (delegitimize_mem_from_attrs): Declare.
11671         (get_max_insn_count): Declare.
11672         (wrap_constant): Declare.
11673         (unwrap_constant): Declare.
11674         (get_curr_insn_source_location): Declare.
11675         (get_curr_insn_block): Declare.
11676         * tree-inline.c (insert_debug_decl_map): New.
11677         (processing_debug_stmt): New.
11678         (remap_decl): Don't create new mappings in debug stmts.
11679         (remap_gimple_op_r): Don't add references in debug stmts.
11680         (copy_tree_body_r): Likewise.
11681         (remap_gimple_stmt): Handle debug bind stmts.
11682         (copy_bb): Skip debug stmts.
11683         (copy_edges_for_bb): Likewise.
11684         (copy_debug_stmt): New.
11685         (copy_debug_stmts): New.
11686         (copy_body): Copy debug stmts at the end.
11687         (insert_init_debug_bind): New.
11688         (insert_init_stmt): Take id.  Skip and emit debug stmts.
11689         (setup_one_parameter): Remap variable earlier, register debug mapping.
11690         (estimate_num_insns): Skip debug stmts.
11691         (expand_call_inline): Preserve debug_map.
11692         (optimize_inline_calls): Check for no debug_stmts left-overs.
11693         (unsave_expr_now): Preserve debug_map.
11694         (copy_gimple_seq_and_replace_locals): Likewise.
11695         (tree_function_versioning): Check for no debug_stmts left-overs.
11696         Init and destroy debug_map as needed.  Split edges unconditionally.
11697         (build_duplicate_type): Init and destroy debug_map as needed.
11698         * tree-inline.h: Include gimple.h instead of pointer-set.h.
11699         (struct copy_body_data): Add debug_stmts and debug_map.
11700         * sched-int.h (struct ready_list): Add n_debug.
11701         (struct deps): Add last_debug_insn.
11702         (DEBUG_INSN_SCHED_P): New.
11703         (BOUNDARY_DEBUG_INSN_P): New.
11704         (SCHEDULE_DEBUG_INSN_P): New.
11705         (sd_iterator_cond): Accept empty list.
11706         * combine.c (create_log_links): Skip debug insns.
11707         (combine_instructions): Likewise.
11708         (cleanup_auto_inc_dec): New.  From Jakub Jelinek: Make sure the
11709         return value is always unshared.
11710         (struct rtx_subst_pair): New.
11711         (auto_adjust_pair): New.
11712         (propagate_for_debug_subst): New.
11713         (propagate_for_debug): New.
11714         (try_combine): Skip debug insns.  Propagate removed defs into
11715         debug insns.
11716         (next_nonnote_nondebug_insn): New.
11717         (distribute_notes): Use it.  Skip debug insns.
11718         (distribute_links): Skip debug insns.
11719         * tree-outof-ssa.c (set_location_for_edge): Likewise.
11720         * resource.c (mark_target_live_regs): Likewise.
11721         * var-tracking.c: Include cselib.h and target.h.
11722         (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
11723         MO_VAL_SET.
11724         (micro_operation_type_name): New.
11725         (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
11726         (struct micro_operation_def): Update comments.
11727         (decl_or_value): New type.  Use instead of decls.
11728         (struct emit_note_data_def): Add vars.
11729         (struct attrs_def): Use decl_or_value.
11730         (struct variable_tracking_info_def): Add permp, flooded.
11731         (struct location_chain_def): Update comment.
11732         (struct variable_part_def): Use decl_or_value.
11733         (struct variable_def): Make var_part a variable length array.
11734         (valvar_pool): New.
11735         (scratch_regs): New.
11736         (cselib_hook_called): New.
11737         (dv_is_decl_p): New.
11738         (dv_is_value_p): New.
11739         (dv_as_decl): New.
11740         (dv_as_value): New.
11741         (dv_as_opaque): New.
11742         (dv_onepart_p): New.
11743         (dv_pool): New.
11744         (IS_DECL_CODE): New.
11745         (check_value_is_not_decl): New.
11746         (dv_from_decl): New.
11747         (dv_from_value): New.
11748         (dv_htab_hash): New.
11749         (variable_htab_hash): Use it.
11750         (variable_htab_eq): Support values.
11751         (variable_htab_free): Free from the right pool.
11752         (attrs_list_member, attrs_list_insert): Use decl_or_value.
11753         (attrs_list_union): Adjust.
11754         (attrs_list_mpdv_union): New.
11755         (tie_break_pointers): New.
11756         (canon_value_cmp): New.
11757         (unshare_variable): Return possibly-modified slot.
11758         (vars_copy_1): Adjust.
11759         (var_reg_decl_set): Adjust.  Split out of...
11760         (var_reg_set): ... this.
11761         (get_init_value): Adjust.
11762         (var_reg_delete_and_set): Adjust.
11763         (var_reg_delete): Adjust.
11764         (var_regno_delete): Adjust.
11765         (var_mem_decl_set): Split out of...
11766         (var_mem_set): ... this.
11767         (var_mem_delete_and_set): Adjust.
11768         (var_mem_delete): Adjust.
11769         (val_store): New.
11770         (val_reset): New.
11771         (val_resolve): New.
11772         (variable_union): Adjust.  Speed up merge of 1-part vars.
11773         (variable_canonicalize): Use unshared slot.
11774         (VALUED_RECURSED_INTO): New.
11775         (find_loc_in_1pdv): New.
11776         (struct dfset_merge): New.
11777         (insert_into_intersection): New.
11778         (intersect_loc_chains): New.
11779         (loc_cmp): New.
11780         (canonicalize_loc_order_check): New.
11781         (canonicalize_values_mark): New.
11782         (canonicalize_values_star): New.
11783         (variable_merge_over_cur): New.
11784         (variable_merge_over_src): New.
11785         (dataflow_set_merge): New.
11786         (dataflow_set_equiv_regs): New.
11787         (remove_duplicate_values): New.
11788         (struct dfset_post_merge): New.
11789         (variable_post_merge_new_vals): New.
11790         (variable_post_merge_perm_vals): New.
11791         (dataflow_post_merge_adjust): New.
11792         (find_mem_expr_in_1pdv): New.
11793         (dataflow_set_preserve_mem_locs): New.
11794         (dataflow_set_remove_mem_locs): New.
11795         (dataflow_set_clear_at_call): New.
11796         (onepart_variable_different_p): New.
11797         (variable_different_p): Use it.
11798         (dataflow_set_different_1): Adjust.  Make detailed dump more verbose.
11799         (track_expr_p): Add need_rtl parameter.  Don't generate rtl
11800         if not needed.
11801         (track_loc_p): Pass it true.
11802         (struct count_use_info): New.
11803         (find_use_val): New.
11804         (replace_expr_with_values): New.
11805         (log_op_type): New.
11806         (use_type): New, partially split out of...
11807         (count_uses): ... this.  Count new micro-ops.
11808         (count_uses_1): Adjust.
11809         (count_stores): Adjust.
11810         (count_with_sets): New.
11811         (VAL_NEEDS_RESOLUTION): New.
11812         (VAL_HOLDS_TRACK_EXPR): New.
11813         (VAL_EXPR_IS_COPIED): New.
11814         (VAL_EXPR_IS_CLOBBERED): New.
11815         (add_uses): Adjust.  Generate new micro-ops.
11816         (add_uses_1): Adjust.
11817         (add_stores): Generate new micro-ops.
11818         (add_with_sets): New.
11819         (find_src_status): Adjust.
11820         (find_src_set_src): Adjust.
11821         (compute_bb_dataflow): Use dataflow_set_clear_at_call.
11822         Handle new micro-ops.  Canonicalize value equivalances.
11823         (vt_find_locations): Compute total size of hash tables for
11824         dumping.  Perform merge for var-tracking-assignments.  Don't
11825         disregard single-block loops.
11826         (dump_attrs_list): Handle decl_or_value.
11827         (dump_variable): Take variable.  Deal with decl_or_value.
11828         (dump_variable_slot): New.
11829         (dump_vars): Use it.
11830         (dump_dataflow_sets): Adjust.
11831         (set_slot_part): New, extended to support one-part variables
11832         after splitting out of...
11833         (set_variable_part): ... this.
11834         (clobber_slot_part): New, split out of...
11835         (clobber_variable_part): ... this.
11836         (delete_slot_part): New, split out of...
11837         (delete_variable_part): .... this.
11838         (check_wrap_constant): New.
11839         (vt_expand_loc_callback): New.
11840         (vt_expand_loc): New.
11841         (emit_note_insn_var_location): Adjust.  Handle values.  Handle
11842         EMIT_NOTE_AFTER_CALL_INSN.
11843         (emit_notes_for_differences_1): Adjust.  Handle values.
11844         (emit_notes_for_differences_2): Likewise.
11845         (emit_notes_for_differences): Adjust.
11846         (emit_notes_in_bb): Take pointer to set.  Emit AFTER_CALL_INSN notes.
11847         Adjust.  Handle new micro-ops.
11848         (vt_add_function_parameters): Adjust.  Create and bind values.
11849         (vt_initialize): Adjust.  Initialize scratch_regs and
11850         valvar_pool, flooded and perm..  Initialize and use cselib.  Log
11851         operations.  Move some code to count_with_sets and add_with_sets.
11852         (delete_debug_insns): New.
11853         (vt_debug_insns_local): New.
11854         (vt_finalize): Release permp, valvar_pool, scratch_regs.  Finish
11855         cselib.
11856         (var_tracking_main): If var-tracking-assignments is enabled
11857         but var-tracking isn't, delete debug insns and leave.  Likewise
11858         if we exceed limits or fail the stack adjustments tests, and
11859         after all var-tracking processing.
11860         More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11861         (dataflow_set): Add traversed_vars.
11862         (value_chain, const_value_chain): New typedefs.
11863         (value_chain_pool, value_chains): New variables.
11864         (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11865         add_value_chains, add_cselib_value_chains, remove_value_chain,
11866         remove_value_chains, remove_cselib_value_chains): New functions.
11867         (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11868         shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11869         static inlines.
11870         (shared_hash_find_slot_unshare, shared_hash_find_slot,
11871         shared_hash_find_slot_noinsert, shared_hash_find): Update.
11872         (dst_can_be_shared): New variable.
11873         (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11874         Clear dst_can_be_shared.  If set->traversed_vars is non-NULL and
11875         different from set->vars, look up slot again instead of using the
11876         passed in slot.
11877         (dataflow_set_init): Initialize traversed_vars.
11878         (variable_union): Use shared_hash_*.  Use initially NO_INSERT
11879         lookup if set->vars is shared.  Don't keep slot cleared before
11880         calling unshare_variable.  Unshare set->vars if needed.  Adjust
11881         unshare_variable callers.  Clear dst_can_be_shared if needed.
11882         Even ->refcount == 1 vars must be unshared if set->vars is shared
11883         and var needs to be modified.
11884         (dataflow_set_union): Set traversed_vars during canonicalization.
11885         (VALUE_CHANGED, DECL_CHANGED): Define.
11886         (set_dv_changed, dv_changed_p): New static inlines.
11887         (track_expr_p): Clear DECL_CHANGED.
11888         (dump_dataflow_sets): Set it.
11889         (variable_was_changed): Call set_dv_changed.
11890         (emit_note_insn_var_location): Likewise.
11891         (changed_variables_stack): New variable.
11892         (check_changed_vars_1, check_changed_vars_2): New functions.
11893         (emit_notes_for_changes): Do nothing if changed_variables is
11894         empty.  Traverse changed_variables with check_changed_vars_1,
11895         call check_changed_vars_2 on each changed_variables_stack entry.
11896         (emit_notes_in_bb): Add SET argument.  Just clear it at the
11897         beginning, use it instead of local &set, don't destroy it at the end.
11898         (vt_emit_notes): Call dataflow_set_clear early on all
11899         VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11900         computed set, dataflow_set_clear also VTI(bb)->in when we are
11901         done with the basic block.  Initialize changed_variables_stack,
11902         free it afterwards.  If ENABLE_CHECKING verify that after noting
11903         differences to an empty set value_chains hash table is empty.
11904         (vt_initialize): Initialize value_chains and value_chain_pool.
11905         (vt_finalize): Delete value_chains htab, free value_chain_pool.
11906         (variable_tracking_main): Call dump_dataflow_sets before calling
11907         vt_emit_notes, not after it.
11908         * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11909         (propagate_var_def_into_debug_stmts): Declare.
11910         * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11911         (df_set_note): Reject debug insns.
11912         (df_whole_mw_reg_dead_p): Take added_notes_p argument.  Don't
11913         add notes to debug insns.
11914         (df_note_bb_compute): Adjust.  Likewise.
11915         (df_simulate_uses): Skip debug insns.
11916         (df_simulate_initialize_backwards): Likewise.
11917         * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11918         (subst_stack_regs_pat): Reject debug insns.
11919         (convert_regs_1): Handle debug insns.
11920         * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11921         (print-rtl.o): Depend on cselib.h.
11922         (cselib.o): Depend on TREE_PASS_H.
11923         (var-tracking.o): Depend on cselib.h and TARGET_H.
11924         * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11925         (init_ready_list): Skip boundary debug insns.
11926         (add_branch_dependences): Skip debug insns.
11927         (free_block_dependencies): Check for blocks with only debug insns.
11928         (compute_priorities): Likewise.
11929         * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11930         (gimple_build_with_ops_stat): Take subcode as unsigned.  Adjust
11931         all callers.
11932         (gimple_build_debug_bind_stat): New.
11933         (empty_body_p): Skip debug stmts.
11934         (gimple_has_side_effects): Likewise.
11935         (gimple_rhs_has_side_effects): Likewise.
11936         * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11937         (gimple_build_debug_bind_stat): Declare.
11938         (gimple_build_debug_bind): Define.
11939         (is_gimple_debug): New.
11940         (gimple_debug_bind_p): New.
11941         (gimple_debug_bind_get_var): New.
11942         (gimple_debug_bind_get_value): New.
11943         (gimple_debug_bind_get_value_ptr): New.
11944         (gimple_debug_bind_set_var): New.
11945         (gimple_debug_bind_set_value): New.
11946         (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11947         (gimple_debug_bind_reset_value): New.
11948         (gimple_debug_bind_has_value_p): New.
11949         (gsi_next_nondebug): New.
11950         (gsi_prev_nondebug): New.
11951         (gsi_start_nondebug_bb): New.
11952         (gsi_last_nondebug_bb): New.
11953         * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11954         (print_insn): Handle DEBUG_INSN.
11955         * tree-cfg.c (remove_bb): Walk stmts backwards.  Let loc
11956         of first insn prevail.
11957         (first_stmt): Skip debug stmts.
11958         (first_non_label_stmt): Likewise.
11959         (last_stmt): Likewise.
11960         (has_zero_uses_1): New.
11961         (single_imm_use_1): New.
11962         (verify_gimple_debug): New.
11963         (verify_types_in_gimple_stmt): Handle debug stmts.
11964         (verify_stmt): Likewise.
11965         (debug_loop_num): Skip debug stmts.
11966         (remove_edge_and_dominated_blocks): Remove dominators last.
11967         * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11968         (linearize_expr): Likewise.
11969         * config/i386/i386.c (ix86_delegitimize_address): Call
11970         default implementation.
11971         * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11972         (group_barrier_needed): Skip debug insns.
11973         (emit_insn_group_barriers): Likewise.
11974         (emit_all_insn_group_barriers): Likewise.
11975         (ia64_variable_issue): Handle debug insns.
11976         (ia64_dfa_new_cycle): Likewise.
11977         (final_emit_insn_group_barriers): Skip debug insns.
11978         (ia64_dwarf2out_def_steady_cfa): Take frame argument.  Don't
11979         def cfa without frame.
11980         (process_set): Likewise.
11981         (process_for_unwind_directive): Pass frame on.
11982         * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11983         (rs6000_delegitimize_address): New.
11984         (rs6000_debug_adjust_cost): Handle debug insns.
11985         (is_microcoded_insn): Likewise.
11986         (is_cracked_insn): Likewise.
11987         (is_nonpipeline_insn): Likewise.
11988         (insn_must_be_first_in_group): Likewise.
11989         (insn_must_be_last_in_group): Likewise.
11990         (force_new_group): Likewise.
11991         * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11992         contains only debug insns.
11993         (rtl_merge_blocks): Skip debug insns.
11994         (purge_dead_edges): Likewise.
11995         (rtl_block_ends_with_call_p): Skip debug insns.
11996         * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11997         (mark_reg_dependencies): Skip debug insns.
11998         * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11999         * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
12000         * tree-ssa-threadedge.c
12001         (record_temporary_equivalences_from_stmts): Skip debug stmts.
12002         * regcprop.c (replace_oldest_value_addr): Skip debug insns.
12003         (replace_oldest_value_mem): Use ALL_REGS for debug insns.
12004         (copyprop_hardreg_forward_1): Handle debug insns.
12005         * reload1.c (reload): Skip debug insns.  Replace unassigned
12006         pseudos in debug insns with their equivalences.
12007         (eliminate_regs_in_insn): Skip debug insns.
12008         (emit_input_reload_insns): Skip debug insns at first, adjust
12009         them later.
12010         * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
12011         (get_indirect_ref_operands): Pass opf_no_vops on.
12012         (get_expr_operands): Likewise.  Skip debug stmts.
12013         (parse_ssa_operands): Scan debug insns with opf_no_vops.
12015 2009-09-01  Richard Henderson  <rth@redhat.com>
12017         * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
12018         stmt_ends_pp_p statements at least once.
12019         * tree-vrp.c (vrp_initialize): Likewise.
12020         (vrp_visit_stmt): Be prepared for non-interesting stmts.
12022 2009-09-01  Dodji Seketeli  <dodji@redhat.com>
12024         PR bootstrap/41205
12025         Fix AIX bootstrap after PR debug/30161
12026         * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
12027         that is a GNU extension.
12028         (tmpl_value_parm_die_table): Move the definition of this global
12029         outside #ifdef DWARF2_DEBUGGING_INFO region.
12031 2009-09-01  Richard Guenther  <rguenther@suse.de>
12033         * tree.c (tree_expr_size): New function.
12034         * tree.h (tree_expr_size): Declare.
12035         * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
12036         * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
12037         * langhooks.c (lhd_expr_size): Remove.
12038         * langhooks.h (struct lang_hooks): Remove expr_size.
12039         * explow.c (expr_size): Use tree_expr_size.
12040         (int_expr_size): Likewise.
12041         * langhooks-def.h (lhd_expr_size): Remove.
12042         (LANG_HOOKS_EXPR_SIZE): Likewise.
12043         (LANG_HOOKS_INITIALIZER): Adjust.
12045 2009-09-01  Richard Guenther  <rguenther@suse.de>
12047         * tree-flow.h (mark_addressable): Move declaration ...
12048         * tree.h (mark_addressable): ... here.
12049         * stmt.c (expand_asm_operands): Use mark_addressable, not
12050         lang_hooks.mark_addressable.
12051         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12052         LANG_HOOKS_MARK_ADDRESSABLE.
12053         * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
12054         * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
12056 2009-08-31  Chris Demetriou  <cgd@google.com>
12058         * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
12059         vectorize if not TARGET_SSE2.
12061 2009-08-31  DJ Delorie  <dj@redhat.com>
12063         * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
12064         registers if no coprocessor is enabled.
12066 2009-08-31  Dodji Seketeli  <dodji@redhat.com>
12068         PR debug/30161
12069         * cgraph.h (cgraph_get_node): Declare ...
12070         * cgraph.c (cgraph_get_node): ... new function.
12071         * dwarf2out.c (gen_generic_params_dies,
12072         generic_parameter_die, tree_add_const_value_attribute_for_decl,
12073         make_ith_pack_parameter_name,
12074         append_entry_to_tmpl_value_parm_die_table,
12075         gen_remaining_tmpl_value_param_die_attribute): New functions.
12076         (gen_subprogram_die): Generate debug info for template parameters
12077         if debug info level is higher than DINFO_LEVEL_TERSE.
12078         Use tree_add_const_value_attribute_for_decl instead of
12079         tree_add_const_value_attribute.
12080         (gen_const_die): Use tree_add_const_value_attribute_for_decl
12081         instead of tree_add_const_value_attribute.
12082         (gen_struct_or_union_type_die): Generate debug
12083         info for template parameters if debug info level is higher than
12084         DINFO_LEVEL_TERSE.
12085         (tree_add_const_value_attribute): Handle integral and pointer
12086         constants. Update comment.
12087         (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
12088         (dwarf_attr_name): Support DW_AT_GNU_template_name.
12089         (reference_to_unused): Fix thinko. Remove redundant predicates from
12090         tests.
12091         (tree_add_const_value_attribute): Make this work for constant
12092         expressions only.
12093         tree_add_const_value_attribute_for_decl is to be used for variable
12094         DECLs now.
12095         (add_location_or_const_value_attribute): Use
12096         tree_add_const_value_attribute_for_decl now.
12097         (dwarf2out_finish): Emit the DW_AT_const_value attribute of
12098         DW_TAG_template_value_param DIEs after function DIEs have been
12099         emitted.
12100         * langhooks.h (lang_hooks_for_types): Add
12101         get_argument_pack_elems.
12102         (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
12103         (lang_hooks): Added get_innermost_generic_parms,
12104         get_innermost_generic_args.
12105         * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
12106         LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
12107         LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
12108         LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
12110 2009-08-31  DJ Delorie  <dj@redhat.com>
12112         * config/mep/mep.c (machine_function): Add frame_locked flag.  Set
12113         it once we start generating the prologue or epilogue.
12114         (mep_call_saves_register): If the frame is locked, re-use
12115         cached values.
12116         (mep_assign_save_slots): New, broken out from mep_expand_prologue.
12117         (mep_expand_prologue): Call it.
12118         (mep_expand_epilogue): Likewise.
12119         (mep_start_function): Use the same logic as mep_expand_prologue.
12120         (mep_pass_by_reference): Make logic more readable.
12121         (mep_return_in_memory): Zero-sized objects are passed in memory.
12122         (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
12124 2009-08-31  Richard Guenther  <rguenther@suse.de>
12126         * builtins.c (fold_builtin_memory_op): Use the alias oracle
12127         to query if the memory regions for memmove overlap.
12128         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
12129         asserts on pointers, instead deal with odd trees.
12130         (ptr_derefs_may_alias_p): Likewise.
12131         (refs_may_alias_p_1): Constructor bases also never alias.
12133 2009-08-31  Gerald Pfeifer  <gerald@pfeifer.com>
12135         * doc/install.texi (Final install): Adjust reference on where to
12136         order printed manuals.
12138 2009-08-30  Olivier Hainque  <hainque@adacore.com>
12140         * dwarf2out.c (switch_to_frame_table_section): Move
12141         definition prior to first use.
12143 2009-08-30  Richard Guenther  <rguenther@suse.de>
12145         PR tree-optimization/41186
12146         * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
12147         (ao_ref_init_from_ptr_and_size): New function.
12148         (ref_maybe_used_by_call_p_1): Be more precise tracking
12149         used ranges for builtin functions.
12150         (ref_maybe_used_by_call_p): Adjust.
12151         (call_may_clobber_ref_p_1): Be more precise tracking clobbered
12152         ranges for builtin functions.
12153         * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
12155 2009-08-30  Alan Modra  <amodra@bigpond.net.au>
12157         PR target/41081
12158         * fwprop.c (get_reg_use_in): Delete.
12159         (free_load_extend): New function.
12160         (forward_propagate_subreg): Use it.
12162 2009-08-29  Kaz Kojima  <kkojima@gcc.gnu.org>
12164         * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
12166 2009-08-29  Kai Tietz<kai.tietz@onevision.com>
12168         PR/41184
12169         * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
12170         padding.
12172 2009-08-29  Douglas B Rupp  <rupp@gnat.com>
12174         * crtstuff.c (__do_global_dtors_aux): Use atexit if no
12175         fini or fini_array section.
12177 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12179         * graphite-dependences.c (graphite_legal_transform_bb): Call
12180         pbb_remove_duplicate_pdrs.
12181         * graphite-poly.c (can_collapse_pdr): Removed.
12182         (pdr_find_duplicate): Removed.
12183         (can_collapse_pdrs): New.
12184         (pbb_remove_duplicate_pdrs): New.
12185         (new_poly_dr): Do not look for duplicates.
12186         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
12187         (PBB_PDR_DUPLICATES_REMOVED): New.
12188         (pbb_remove_duplicate_pdrs): Declared.
12190 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12192         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
12193         the strides by multiplying by PDR_NB_REFS.
12194         * graphite-poly.c (can_collapse_pdr): New.
12195         (pdr_find_duplicate): New.
12196         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
12197         Initialize PDR_NB_REFS.
12198         * graphite-poly.h (struct poly_dr): Add field nb_refs.
12199         (PDR_NB_REFS): New.
12200         (new_poly_dr): Number of subscripts is a graphite_dim_t.
12202 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12204         PR middle-end/40965
12205         * graphite-poly.c (apply_poly_transforms): Remove legality test before
12206         any transform.
12208 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12210         * graphite-dependences.c (pddr_original_scattering): Return NULL
12211         for read-read dependence relations.
12212         * graphite-poly.h (enum poly_dr_type): Fix comment.
12213         (pdr_read_p): New.
12214         (pdr_write_p): New.
12215         (pdr_may_write_p): New.
12217 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12219         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
12220         (struct poly_dr): Same.
12221         (new_poly_dr): Same.
12222         * graphite-poly.c (new_poly_dr): Same.
12223         * graphite-dependences.c (dot_deps): Disable call to system.
12225 2009-08-28  Cary Coutant  <ccoutant@google.com>
12227         PR debug/41063
12228         * dwarf2out.c (gen_type_die_with_usage): Use proper context for
12229         struct/union/enum types local to a function.
12231 2009-08-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
12232             Sebastian Pop  <sebastian.pop@amd.com>
12234         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
12235         pbb_strip_mine_time_depth.  Changed the implementation so that
12236         transformation is expressed as a transformation on
12237         time (scatttering) dimensions.  Also, ensures that the 2d+1
12238         scheduling format is preserved.
12239         (pbb_strip_mine_profitable_p): Profitability is based on the
12240         iteration number of a given time (scattering) dimension,
12241         and not on a original loop depth dimension.
12242         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
12243         (pbb_do_strip_mine): Call psct_dynamic_dim.
12244         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
12245         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
12246         (pbb_nb_dynamic_scattering_transform): New.
12247         (psct_dynamic_dim): New.
12249 2009-08-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
12251         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
12252         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
12253         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
12254         * graphite-interchange.c (build_linearized_memory_access): Same.
12255         (memory_stride_in_loop): Same.
12257 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12259         * graphite-dependences.c (pddr_original_scattering): New.
12260         (graphite_legal_transform_dr): Call pddr_original_scattering.
12261         (dot_deps_1): New.
12262         (dot_deps): New.
12263         * graphite-dependences.h (dot_deps): Declared.
12264         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
12265         (print_pdr): Print PDR_ID.
12266         * graphite-poly.h (struct poly_dr): Add field id.
12267         (PDR_ID): New.
12268         (pbb_index): New.
12269         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
12271 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12273         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
12274         not delete the original dependence relation.
12276 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12278         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
12279         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
12280         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
12281         (free_poly_ddr): New.
12282         (pddr_is_empty): New.
12283         (dependence_polyhedron_1): Now returns a poly_ddr_p.
12284         (dependence_polyhedron): Same.  Remove useless gcc_assert.
12285         Remove fprintfs.
12286         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
12287         (graphite_carried_dependence_level_k): Call pddr_is_empty.
12288         * graphite-dependences.h (enum poly_dependence_kind): New.
12289         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
12290         (PDRP_SOURCE): Renamed PDDR_SOURCE.
12291         (PDRP_SINK): Renamed PDDR_SINK.
12292         (PDRP_DDP): Renamed PDDR_DDP.
12293         (PDDR_KIND): New.
12294         (free_poly_ddr): Declared.
12295         * graphite-poly.c (new_scop): Use the new hash function names.
12296         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
12297         into original_pddrs.
12298         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
12300 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12302         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
12303         bounds with LT_EXPR to make niter analysis more precise on code
12304         generated by Graphite.
12306 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
12308         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
12309         (graphite_legal_transform_bb): Same.
12310         (poly_drs_may_alias_p): Same.
12312 2009-08-28  Richard Guenther  <rguenther@suse.de>
12314         * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
12316 2009-08-28  Jan Beulich  <jbeulich@novell.com>
12318         * config/i386/netware.c: Include langhooks.h.
12319         (i386_nlm_encode_section_info): Simplify.
12320         (netware_override_options): Delete.
12321         * config/i386/netware.h (netware_override_options): Delete
12322         declaration.
12323         (OVERRIDE_OPTIONS): Delete definition.
12324         (SUBTARGET_OVERRIDE_OPTIONS): Define.
12325         (ASM_COMMENT_START): Define.
12326         * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
12328 2009-08-28  Jan Beulich  <jbeulich@novell.com>
12330         * configure.ac: For in-tree ld, do a plain version check to
12331         determine whether comdat groups are supported.
12332         * configure: Regenerate.
12334 2009-08-28  Olivier Hainque  <hainque@adacore.com>
12336         * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
12337         always defined.  Reflect definition or absence of such for
12338         COLLECT_EXPORT_LIST.  Readability helper.
12339         (scanfilter): New enum, to help control what symbols
12340         are to be considered or ignored by scan_prog_file.
12341         (enum pass): Rename as "scanpass", moved together with scanfilter
12342         prior to scan_prog_file's prototype.
12343         (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
12344         Group prototype with the scanpass/scanfilter definitions, factorize
12345         head comments for the several implementations at the prototype.
12346         (main): Reorganize the first pass link control to let AIX
12347         drag only the needed frame tables in executables.  Prevent
12348         frame tables collection during the scan aimed at static ctors.
12349         Pre-link and scan for frame tables later to compensate.
12350         * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
12351         A C statement to issue assembly directives that create a reference
12352         to the given DWARF table identifier label from the current function
12353         section.
12354         * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
12355         to differentiate first time section entry.  Only emit a .data
12356         tables start identifier label the first time around.
12357         (switch_to_frame_table_section): New function.  Helper for
12358         output_call_frame_info to switch possibly BACK into the eh_frame
12359         or the debug_frame section depending on FOR_EH.
12360         (output_call_frame_info): Use helper to first enter the proper
12361         frame section.
12362         (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
12363         emit a link to the frame table start label from each function
12364         section.
12365         * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
12366         New function.  Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
12367         * config/rs6000/rs6000-protos.h: Declare it.
12368         * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
12370 2009-08-27  Kaz Kojima  <kkojima@gcc.gnu.org>
12372         * config/sh/sh.c (split_branches): Check the result of
12373         next_active_insn.
12375 2009-08-27  Steve Ellcey  <sje@cup.hp.com>
12377         * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
12378         using -pthread -fopenmp
12380 2009-08-27  Gerald Pfeifer  <gerald@pfeifer.com>
12382         * doc/service.texi (service directory): Update URL.
12384 2009-08-27  Uros Bizjak  <ubizjak@gmail.com>
12386         PR rtl-optimization/40861
12387         * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
12388         extract word from a multi-word subreg for negative byte positions.
12390 2009-08-27  Tristan Gingold  <gingold@adacore.com>
12391             Douglas B Rupp  <rupp@gnat.com>
12393         * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
12394         (SECTION_VMS_OVERLAY): Define.
12395         (ia64_vms_common_object_attribute): Added.  Handle the "common_object"
12396         attribute.
12397         (ia64_vms_elf_asm_named_section): Added.  Generate .section pseudo-op
12398         for common_object.
12399         (ia64_vms_output_aligned_decl_common): Added.  Generate pseudo-op for
12400         common_object declarations.
12401         (ia64_section_type_flags): Set section flag for common_object.
12402         * config/ia64/ia64-protos.h
12403         (ia64_vms_output_aligned_decl_common): Declare.
12404         (ia64_vms_elf_asm_named_section): Declare.
12406 2009-08-27  Michael Matz  <matz@suse.de>
12408         * expr.c (expand_expr_real_2): New function taking exploded
12409         unary or binary expression, split out from ...
12410         (expand_expr_real_1): ... here.  Move over all unary/binary
12411         switch parts to above function, in particular these codes:
12412         PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
12413         MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
12414         ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
12415         FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
12416         FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
12417         BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
12418         BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
12419         LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
12420         NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
12421         UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
12422         WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
12423         VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
12424         VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
12425         VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
12426         VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
12427         VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
12428         VEC_PACK_FIX_TRUNC_EXPR.
12429         (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
12430         full expression.
12432 2009-08-27  Richard Guenther  <rguenther@suse.de>
12434         * gengtype.c (main): Handle uint64_t.
12435         * ipa-utils.c (get_base_var): Indent properly.
12436         * tree-ssa-live.c (debug_scope_block): New function.
12437         * tree-flow.h (debug_scope_block): Declare.
12438         * tree-ssa-copy.c (replace_exp_1): Add vertical space.
12439         * basic-block.h (enum profile_status): Rename to
12440         enum profile_status_d.
12441         (x_profile_status): Adjust type.
12443 2009-08-27  Dodji Seketeli  <dodji@redhat.com>
12445         PR debug/41170
12446         * dwarf2out.c (get_context_die): Declare this static function.
12447         (gen_type_die_with_usage): Make sure a DIE is a generated for
12448         the context of a typedef.
12450 2009-08-26  Anatoly Sokolov  <aesok@post.ru>
12452         * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
12453         switch.
12455 2009-08-26  Richard Sandiford  <rdsandiford@googlemail.com>
12457         * config/mips/mips-protos.h (mips_output_sync): Declare.
12458         (mips_sync_loop_insns): Likewise.
12459         (mips_output_sync_loop): Replace first two parameters with an rtx.
12460         * config/mips/mips.c (mips_multi_member): New structure.
12461         (mips_multi_members): New variable.
12462         (mips_multi_start): New function.
12463         (mips_multi_add): Likewise.
12464         (mips_multi_add_insn): Likewise.
12465         (mips_multi_add_label): Likewise.
12466         (mips_multi_last_index): Likewise.
12467         (mips_multi_copy_insn): Likewise.
12468         (mips_multi_set_operand): Likewise.
12469         (mips_multi_write): Likewise.
12470         (mips_print_operand_punctuation): Remove '%|' and '%-'.
12471         (mips_init_print_operand_punct): Update accordingly.
12472         (mips_start_ll_sc_sync_block): New function.
12473         (mips_end_ll_sc_sync_block): Likewise.
12474         (mips_output_sync): Likewise.
12475         (mips_sync_insn1_template): Likewise.
12476         (mips_sync_insn2_template): Likewise.
12477         (mips_get_sync_operand): Likewise.
12478         (mips_process_sync_loop): Likewise.
12479         (mips_output_sync_loop): Use mips_process_sync_loop.
12480         (mips_sync_loop_insns): New function.
12481         * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
12482         (MIPS_COMPARE_AND_SWAP_12): Likewise.
12483         (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
12484         (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
12485         (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
12486         (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
12487         (MIPS_SYNC_OLD_OP_12): Likewise.
12488         (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
12489         (MIPS_SYNC_NEW_OP_12): Likewise.
12490         (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
12491         (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
12492         (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
12493         (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
12494         (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
12495         (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
12496         * config/mips/mips.md (sync_mem): New attribute.
12497         (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
12498         (sync_exclusive_mask, sync_required_oldval): Likewise.
12499         (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
12500         (sync_release_barrier): Likewise.
12501         (length): Handle sync loops.
12502         (sync): Use mips_output_sync.
12503         * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
12504         (sync_compare_and_swap<mode>): Set the new sync_* attributes
12505         and use mips_output_sync_loop.
12506         (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
12507         (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
12508         (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
12509         (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
12510         (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
12511         (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
12512         (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
12513         (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
12514         (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
12516 2009-08-26  Richard Guenther  <rguenther@suse.de>
12518         PR middle-end/41163
12519         * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
12520         the types to not match.
12521         * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
12522         verification.
12523         * tree-ssa.c (useless_type_conversion_p): Conversions to
12524         pointers to unprototyped functions are useless.
12526 2009-08-26  Richard Guenther  <rguenther@suse.de>
12528         * tree-ssa-structalias.c (create_variable_info_for): Remove strange
12529         whole-program condition, prepare to be called for non-globals.
12530         (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
12531         params build a representative with known type and track its fields.
12533 2009-08-26  Uros Bizjak  <ubizjak@gmail.com>
12535         * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
12536         clearing by a taken branch.
12537         (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
12538         effectively after bbro pass.
12539         (sync_nand<mode>): Ditto.
12540         (sync_old_<fetchop_name><mode>): Ditto.
12541         (sync_old_nand<mode>): Ditto.
12542         (sync_new_<fetchop_name><mode>): Dito.
12543         (sync_new_nand<mode>): Ditto.
12544         (sync_compare_and_swap<mode>_1): Ditto.
12545         (*sync_compare_and_swap<mode>): Ditto.
12546         (sync_lock_test_and_set<mode>_1): Ditto.
12547         ("sync_lock_test_and_set<mode>): Ditto.
12549 2009-08-25  Douglas B Rupp  <rupp@gnat.com>
12551         * hwint.h (HOST_LONG_FORMAT): New macro
12552         * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
12553         Use HOST_PTR_PRINTF.
12554         * system.h (HOST_PTR_PRINTF): Resurrect old macro
12555         * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
12556         (HOST_PTR_PRINTF): Document.
12558 2009-08-25 Jan Hubicka  <jh@suse.cz>
12560         * config/i386/bmmintrin.h: Replace by #error.
12562         Revert:
12563         Michael Meissner  <michael.meissner@amd.com>
12564         Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
12565         Tony Linthicum  <tony.linthicum@amd.com>
12567         * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
12568         (TARGET_ROUND): New macro for the round/ptest instructions which
12569         are shared between SSE4.1 and SSE5.
12570         (OPTION_MASK_ISA_ROUND): Ditto.
12571         (OPTION_ISA_ROUND): Ditto.
12572         (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
12573         (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
12575         * config/i386/i386.opt (-msse5): New switch for SSE5 support.
12576         (-mfused-madd): New switch to give users control over whether the
12577         compiler optimizes to use the multiply/add SSE5 instructions.
12579         * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
12580         (ix86_handle_option): Turn off 3dnow if -msse5.
12581         (override_options): Add SSE5 support.
12582         (print_operand): %Y prints comparison codes for SSE5 com/pcom
12583         instructions.
12584         (ix86_expand_sse_movcc): Add SSE5 support.
12585         (ix86_expand_sse5_unpack): New function to use pperm to unpack a
12586         vector type to the next largest size.
12587         (ix86_expand_sse5_pack): New function to use pperm to pack a
12588         vector type to the next smallest size.
12589         (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
12590         (IX86_BUILTIN_FMADDSD): Ditto.
12591         (IX86_BUILTIN_FMADDPS): Ditto.
12592         (IX86_BUILTIN_FMADDPD): Ditto.
12593         (IX86_BUILTIN_FMSUBSS): Ditto.
12594         (IX86_BUILTIN_FMSUBSD): Ditto.
12595         (IX86_BUILTIN_FMSUBPS): Ditto.
12596         (IX86_BUILTIN_FMSUBPD): Ditto.
12597         (IX86_BUILTIN_FNMADDSS): Ditto.
12598         (IX86_BUILTIN_FNMADDSD): Ditto.
12599         (IX86_BUILTIN_FNMADDPS): Ditto.
12600         (IX86_BUILTIN_FNMADDPD): Ditto.
12601         (IX86_BUILTIN_FNMSUBSS): Ditto.
12602         (IX86_BUILTIN_FNMSUBSD): Ditto.
12603         (IX86_BUILTIN_FNMSUBPS): Ditto.
12604         (IX86_BUILTIN_FNMSUBPD): Ditto.
12605         (IX86_BUILTIN_PCMOV_V2DI): Ditto.
12606         (IX86_BUILTIN_PCMOV_V4SI): Ditto.
12607         (IX86_BUILTIN_PCMOV_V8HI): Ditto.
12608         (IX86_BUILTIN_PCMOV_V16QI): Ditto.
12609         (IX86_BUILTIN_PCMOV_V4SF): Ditto.
12610         (IX86_BUILTIN_PCMOV_V2DF): Ditto.
12611         (IX86_BUILTIN_PPERM): Ditto.
12612         (IX86_BUILTIN_PERMPS): Ditto.
12613         (IX86_BUILTIN_PERMPD): Ditto.
12614         (IX86_BUILTIN_PMACSSWW): Ditto.
12615         (IX86_BUILTIN_PMACSWW): Ditto.
12616         (IX86_BUILTIN_PMACSSWD): Ditto.
12617         (IX86_BUILTIN_PMACSWD): Ditto.
12618         (IX86_BUILTIN_PMACSSDD): Ditto.
12619         (IX86_BUILTIN_PMACSDD): Ditto.
12620         (IX86_BUILTIN_PMACSSDQL): Ditto.
12621         (IX86_BUILTIN_PMACSSDQH): Ditto.
12622         (IX86_BUILTIN_PMACSDQL): Ditto.
12623         (IX86_BUILTIN_PMACSDQH): Ditto.
12624         (IX86_BUILTIN_PMADCSSWD): Ditto.
12625         (IX86_BUILTIN_PMADCSWD): Ditto.
12626         (IX86_BUILTIN_PHADDBW): Ditto.
12627         (IX86_BUILTIN_PHADDBD): Ditto.
12628         (IX86_BUILTIN_PHADDBQ): Ditto.
12629         (IX86_BUILTIN_PHADDWD): Ditto.
12630         (IX86_BUILTIN_PHADDWQ): Ditto.
12631         (IX86_BUILTIN_PHADDDQ): Ditto.
12632         (IX86_BUILTIN_PHADDUBW): Ditto.
12633         (IX86_BUILTIN_PHADDUBD): Ditto.
12634         (IX86_BUILTIN_PHADDUBQ): Ditto.
12635         (IX86_BUILTIN_PHADDUWD): Ditto.
12636         (IX86_BUILTIN_PHADDUWQ): Ditto.
12637         (IX86_BUILTIN_PHADDUDQ): Ditto.
12638         (IX86_BUILTIN_PHSUBBW): Ditto.
12639         (IX86_BUILTIN_PHSUBWD): Ditto.
12640         (IX86_BUILTIN_PHSUBDQ): Ditto.
12641         (IX86_BUILTIN_PROTB): Ditto.
12642         (IX86_BUILTIN_PROTW): Ditto.
12643         (IX86_BUILTIN_PROTD): Ditto.
12644         (IX86_BUILTIN_PROTQ): Ditto.
12645         (IX86_BUILTIN_PROTB_IMM): Ditto.
12646         (IX86_BUILTIN_PROTW_IMM): Ditto.
12647         (IX86_BUILTIN_PROTD_IMM): Ditto.
12648         (IX86_BUILTIN_PROTQ_IMM): Ditto.
12649         (IX86_BUILTIN_PSHLB): Ditto.
12650         (IX86_BUILTIN_PSHLW): Ditto.
12651         (IX86_BUILTIN_PSHLD): Ditto.
12652         (IX86_BUILTIN_PSHLQ): Ditto.
12653         (IX86_BUILTIN_PSHAB): Ditto.
12654         (IX86_BUILTIN_PSHAW): Ditto.
12655         (IX86_BUILTIN_PSHAD): Ditto.
12656         (IX86_BUILTIN_PSHAQ): Ditto.
12657         (IX86_BUILTIN_FRCZSS): Ditto.
12658         (IX86_BUILTIN_FRCZSD): Ditto.
12659         (IX86_BUILTIN_FRCZPS): Ditto.
12660         (IX86_BUILTIN_FRCZPD): Ditto.
12661         (IX86_BUILTIN_CVTPH2PS): Ditto.
12662         (IX86_BUILTIN_CVTPS2PH): Ditto.
12663         (IX86_BUILTIN_COMEQSS): Ditto.
12664         (IX86_BUILTIN_COMNESS): Ditto.
12665         (IX86_BUILTIN_COMLTSS): Ditto.
12666         (IX86_BUILTIN_COMLESS): Ditto.
12667         (IX86_BUILTIN_COMGTSS): Ditto.
12668         (IX86_BUILTIN_COMGESS): Ditto.
12669         (IX86_BUILTIN_COMUEQSS): Ditto.
12670         (IX86_BUILTIN_COMUNESS): Ditto.
12671         (IX86_BUILTIN_COMULTSS): Ditto.
12672         (IX86_BUILTIN_COMULESS): Ditto.
12673         (IX86_BUILTIN_COMUGTSS): Ditto.
12674         (IX86_BUILTIN_COMUGESS): Ditto.
12675         (IX86_BUILTIN_COMORDSS): Ditto.
12676         (IX86_BUILTIN_COMUNORDSS): Ditto.
12677         (IX86_BUILTIN_COMFALSESS): Ditto.
12678         (IX86_BUILTIN_COMTRUESS): Ditto.
12679         (IX86_BUILTIN_COMEQSD): Ditto.
12680         (IX86_BUILTIN_COMNESD): Ditto.
12681         (IX86_BUILTIN_COMLTSD): Ditto.
12682         (IX86_BUILTIN_COMLESD): Ditto.
12683         (IX86_BUILTIN_COMGTSD): Ditto.
12684         (IX86_BUILTIN_COMGESD): Ditto.
12685         (IX86_BUILTIN_COMUEQSD): Ditto.
12686         (IX86_BUILTIN_COMUNESD): Ditto.
12687         (IX86_BUILTIN_COMULTSD): Ditto.
12688         (IX86_BUILTIN_COMULESD): Ditto.
12689         (IX86_BUILTIN_COMUGTSD): Ditto.
12690         (IX86_BUILTIN_COMUGESD): Ditto.
12691         (IX86_BUILTIN_COMORDSD): Ditto.
12692         (IX86_BUILTIN_COMUNORDSD): Ditto.
12693         (IX86_BUILTIN_COMFALSESD): Ditto.
12694         (IX86_BUILTIN_COMTRUESD): Ditto.
12695         (IX86_BUILTIN_COMEQPS): Ditto.
12696         (IX86_BUILTIN_COMNEPS): Ditto.
12697         (IX86_BUILTIN_COMLTPS): Ditto.
12698         (IX86_BUILTIN_COMLEPS): Ditto.
12699         (IX86_BUILTIN_COMGTPS): Ditto.
12700         (IX86_BUILTIN_COMGEPS): Ditto.
12701         (IX86_BUILTIN_COMUEQPS): Ditto.
12702         (IX86_BUILTIN_COMUNEPS): Ditto.
12703         (IX86_BUILTIN_COMULTPS): Ditto.
12704         (IX86_BUILTIN_COMULEPS): Ditto.
12705         (IX86_BUILTIN_COMUGTPS): Ditto.
12706         (IX86_BUILTIN_COMUGEPS): Ditto.
12707         (IX86_BUILTIN_COMORDPS): Ditto.
12708         (IX86_BUILTIN_COMUNORDPS): Ditto.
12709         (IX86_BUILTIN_COMFALSEPS): Ditto.
12710         (IX86_BUILTIN_COMTRUEPS): Ditto.
12711         (IX86_BUILTIN_COMEQPD): Ditto.
12712         (IX86_BUILTIN_COMNEPD): Ditto.
12713         (IX86_BUILTIN_COMLTPD): Ditto.
12714         (IX86_BUILTIN_COMLEPD): Ditto.
12715         (IX86_BUILTIN_COMGTPD): Ditto.
12716         (IX86_BUILTIN_COMGEPD): Ditto.
12717         (IX86_BUILTIN_COMUEQPD): Ditto.
12718         (IX86_BUILTIN_COMUNEPD): Ditto.
12719         (IX86_BUILTIN_COMULTPD): Ditto.
12720         (IX86_BUILTIN_COMULEPD): Ditto.
12721         (IX86_BUILTIN_COMUGTPD): Ditto.
12722         (IX86_BUILTIN_COMUGEPD): Ditto.
12723         (IX86_BUILTIN_COMORDPD): Ditto.
12724         (IX86_BUILTIN_COMUNORDPD): Ditto.
12725         (IX86_BUILTIN_COMFALSEPD): Ditto.
12726         (IX86_BUILTIN_COMTRUEPD): Ditto.
12727         (IX86_BUILTIN_PCOMEQUB): Ditto.
12728         (IX86_BUILTIN_PCOMNEUB): Ditto.
12729         (IX86_BUILTIN_PCOMLTUB): Ditto.
12730         (IX86_BUILTIN_PCOMLEUB): Ditto.
12731         (IX86_BUILTIN_PCOMGTUB): Ditto.
12732         (IX86_BUILTIN_PCOMGEUB): Ditto.
12733         (IX86_BUILTIN_PCOMFALSEUB): Ditto.
12734         (IX86_BUILTIN_PCOMTRUEUB): Ditto.
12735         (IX86_BUILTIN_PCOMEQUW): Ditto.
12736         (IX86_BUILTIN_PCOMNEUW): Ditto.
12737         (IX86_BUILTIN_PCOMLTUW): Ditto.
12738         (IX86_BUILTIN_PCOMLEUW): Ditto.
12739         (IX86_BUILTIN_PCOMGTUW): Ditto.
12740         (IX86_BUILTIN_PCOMGEUW): Ditto.
12741         (IX86_BUILTIN_PCOMFALSEUW): Ditto.
12742         (IX86_BUILTIN_PCOMTRUEUW): Ditto.
12743         (IX86_BUILTIN_PCOMEQUD): Ditto.
12744         (IX86_BUILTIN_PCOMNEUD): Ditto.
12745         (IX86_BUILTIN_PCOMLTUD): Ditto.
12746         (IX86_BUILTIN_PCOMLEUD): Ditto.
12747         (IX86_BUILTIN_PCOMGTUD): Ditto.
12748         (IX86_BUILTIN_PCOMGEUD): Ditto.
12749         (IX86_BUILTIN_PCOMFALSEUD): Ditto.
12750         (IX86_BUILTIN_PCOMTRUEUD): Ditto.
12751         (IX86_BUILTIN_PCOMEQUQ): Ditto.
12752         (IX86_BUILTIN_PCOMNEUQ): Ditto.
12753         (IX86_BUILTIN_PCOMLTUQ): Ditto.
12754         (IX86_BUILTIN_PCOMLEUQ): Ditto.
12755         (IX86_BUILTIN_PCOMGTUQ): Ditto.
12756         (IX86_BUILTIN_PCOMGEUQ): Ditto.
12757         (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
12758         (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
12759         (IX86_BUILTIN_PCOMEQB): Ditto.
12760         (IX86_BUILTIN_PCOMNEB): Ditto.
12761         (IX86_BUILTIN_PCOMLTB): Ditto.
12762         (IX86_BUILTIN_PCOMLEB): Ditto.
12763         (IX86_BUILTIN_PCOMGTB): Ditto.
12764         (IX86_BUILTIN_PCOMGEB): Ditto.
12765         (IX86_BUILTIN_PCOMFALSEB): Ditto.
12766         (IX86_BUILTIN_PCOMTRUEB): Ditto.
12767         (IX86_BUILTIN_PCOMEQW): Ditto.
12768         (IX86_BUILTIN_PCOMNEW): Ditto.
12769         (IX86_BUILTIN_PCOMLTW): Ditto.
12770         (IX86_BUILTIN_PCOMLEW): Ditto.
12771         (IX86_BUILTIN_PCOMGTW): Ditto.
12772         (IX86_BUILTIN_PCOMGEW): Ditto.
12773         (IX86_BUILTIN_PCOMFALSEW): Ditto.
12774         (IX86_BUILTIN_PCOMTRUEW): Ditto.
12775         (IX86_BUILTIN_PCOMEQD): Ditto.
12776         (IX86_BUILTIN_PCOMNED): Ditto.
12777         (IX86_BUILTIN_PCOMLTD): Ditto.
12778         (IX86_BUILTIN_PCOMLED): Ditto.
12779         (IX86_BUILTIN_PCOMGTD): Ditto.
12780         (IX86_BUILTIN_PCOMGED): Ditto.
12781         (IX86_BUILTIN_PCOMFALSED): Ditto.
12782         (IX86_BUILTIN_PCOMTRUED): Ditto.
12783         (IX86_BUILTIN_PCOMEQQ): Ditto.
12784         (IX86_BUILTIN_PCOMNEQ): Ditto.
12785         (IX86_BUILTIN_PCOMLTQ): Ditto.
12786         (IX86_BUILTIN_PCOMLEQ): Ditto.
12787         (IX86_BUILTIN_PCOMGTQ): Ditto.
12788         (IX86_BUILTIN_PCOMGEQ): Ditto.
12789         (IX86_BUILTIN_PCOMFALSEQ): Ditto.
12790         (IX86_BUILTIN_PCOMTRUEQ): Ditto.
12791         (enum multi_arg_type): New enum for describing the various SSE5
12792         intrinsic argument types.
12793         (bdesc_multi_arg): New table for SSE5 intrinsics.
12794         (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
12795         (ix86_expand_multi_arg_builtin): New function for creating SSE5
12796         intrinsics.
12797         (ix86_expand_builtin): Add SSE5 intrinsic support.
12798         (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
12799         operand instructions.
12800         (ix86_expand_sse5_multiple_memory): New function to split the
12801         second memory reference from SSE5 instructions.
12802         (type_has_variadic_args_p): Delete in favor of stdarg_p.
12803         (ix86_return_pops_args): Use stdarg_p to determine if the function
12804         has variable arguments.
12805         (ix86_setup_incoming_varargs): Ditto.
12806         (x86_this_parameter): Ditto.
12808         * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
12809         declaration.
12810         (ix86_expand_sse5_pack): Ditto.
12811         (ix86_sse5_valid_op_p): Ditto.
12812         (ix86_expand_sse5_multiple_memory): Ditto.
12814         * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
12815         constant for SSE5 support.
12816         (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
12817         (UNSPEC_SSE5_TRUEFALSE): Ditto.
12818         (UNSPEC_SSE5_PERMUTE): Ditto.
12819         (UNSPEC_SSE5_ASHIFT): Ditto.
12820         (UNSPEC_SSE5_LSHIFT): Ditto.
12821         (UNSPEC_FRCZ): Ditto.
12822         (UNSPEC_CVTPH2PS): Ditto.
12823         (UNSPEC_CVTPS2PH): Ditto.
12824         (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12825         (PCOM_TRUE): Ditto.
12826         (COM_FALSE_S): Ditto.
12827         (COM_FALSE_P): Ditto.
12828         (COM_TRUE_S): Ditto.
12829         (COM_TRUE_P): Ditto.
12830         (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12831         (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12832         types.
12833         (memory attribute): Ditto.
12834         (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12835         Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12836         (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12837         (floor<mode>2): Ditto.
12838         (ceil<mode>2): Ditto.
12839         (btrunc<mode>2): Ditto.
12840         (nearbyintdf2): Ditto.
12841         (nearbyintsf2): Ditto.
12842         (sse_setccsf): Disable if SSE5.
12843         (sse_setccdf): Ditto.
12844         (sse5_setcc<mode>): New support for SSE5 conditional move.
12845         (sse5_pcmov_<mode>): Ditto.
12847         * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12848         (SSEMODEF4): Ditto.
12849         (SSEMODEF2P): Ditto.
12850         (ssemodesuffixf4): New mode attribute for SSE5.
12851         (ssemodesuffixf2s): Ditto.
12852         (ssemodesuffixf2c): Ditto.
12853         (sserotatemax): Ditto.
12854         (ssescalarmode): Ditto.
12855         (sse_maskcmpv4sf3): Disable if SSE5.
12856         (sse_maskcmpv2df3): Ditto.
12857         (sse_vmmaskcmpv4sf3): Ditto.
12858         (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12859         (sse5_vmfmadd<mode>4): Ditto.
12860         (sse5_fmsub<mode>4): Ditto.
12861         (sse5_vmfmsub<mode>4): Ditto.
12862         (sse5_fnmadd<mode>4): Ditto.
12863         (sse5_vmfnmadd<mode>4): Ditto.
12864         (sse5_fnmsub<mode>4): Ditto.
12865         (sse5_vmfnmsub<mode>4): Ditto.
12866         (sse5i_fmadd<mode>4): Ditto.
12867         (sse5i_fmsub<mode>4): Ditto.
12868         (sse5i_fnmadd<mode>4): Ditto.
12869         (sse5i_fnmsub<mode>4): Ditto.
12870         (sse5i_vmfmadd<mode>4): Ditto.
12871         (sse5i_vmfmsub<mode>4): Ditto.
12872         (sse5i_vmfnmadd<mode>4): Ditto.
12873         (sse5i_vmfnmsub<mode>4): Ditto.
12874         (mulv16qi3): Add SSE5 support.
12875         (mulv4si3): Ditto.
12876         (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12877         (sse2_mulv4si3): Disable if SSE5.
12878         (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12879         (sse4_1_roundps): Ditto.
12880         (sse4_1_roundsd): Ditto.
12881         (sse4_1_roundss): Ditto.
12882         (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12883         be generated.
12884         (sse_maskcmpsf3): Ditto.
12885         (sse_vmmaskcmpv4sf3): Ditto.
12886         (sse2_maskcmpv2df3): Ditto.
12887         (sse2_maskcmpdf3): Ditto.
12888         (sse2_vmmaskcmpv2df3): Ditto.
12889         (sse2_eq<mode>3): Ditto.
12890         (sse2_gt<mode>3): Ditto.
12891         (sse5_pcmov_<mode>): Add SSE5 support.
12892         (vec_unpacku_hi_v16qi): Ditto.
12893         (vec_unpacks_hi_v16qi): Ditto.
12894         (vec_unpacku_lo_v16qi): Ditto.
12895         (vec_unpacks_lo_v16qi): Ditto.
12896         (vec_unpacku_hi_v8hi): Ditto.
12897         (vec_unpacks_hi_v8hi): Ditto.
12898         (vec_unpacku_lo_v8hi): Ditto.
12899         (vec_unpacks_lo_v8hi): Ditto.
12900         (vec_unpacku_hi_v4si): Ditto.
12901         (vec_unpacks_hi_v4si): Ditto.
12902         (vec_unpacku_lo_v4si): Ditto.
12903         (vec_unpacks_lo_v4si): Ditto.
12904         (sse5_pmacsww): New SSE5 intrinsic insn.
12905         (sse5_pmacssww): Ditto.
12906         (sse5_pmacsdd): Ditto.
12907         (sse5_pmacssdd): Ditto.
12908         (sse5_pmacssdql): Ditto.
12909         (sse5_pmacssdqh): Ditto.
12910         (sse5_pmacsdqh): Ditto.
12911         (sse5_pmacsswd): Ditto.
12912         (sse5_pmacswd): Ditto.
12913         (sse5_pmadcsswd): Ditto.
12914         (sse5_pmadcswd): Ditto.
12915         (sse5_pcmov_<move>): Conditional move support on SSE5.
12916         (sse5_phaddbw): New SSE5 intrinsic insn.
12917         (sse5_phaddbd): Ditto.
12918         (sse5_phaddbq): Ditto.
12919         (sse5_phaddwd): Ditto.
12920         (sse5_phaddwq): Ditto.
12921         (sse5_phadddq): Ditto.
12922         (sse5_phaddubw): Ditto.
12923         (sse5_phaddubd): Ditto.
12924         (sse5_phaddubq): Ditto.
12925         (sse5_phadduwd): Ditto.
12926         (sse5_phadduwq): Ditto.
12927         (sse5_phaddudq): Ditto.
12928         (sse5_phsubbw): Ditto.
12929         (sse5_phsubwd): Ditto.
12930         (sse5_phsubdq): Ditto.
12931         (sse5_pperm): Ditto.
12932         (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12933         (sse5_pperm_zero_v16qi_v8hi): Ditto.
12934         (sse5_pperm_sign_v8hi_v4si): Ditto.
12935         (sse5_pperm_zero_v8hi_v4si): Ditto.
12936         (sse5_pperm_sign_v4si_v2di): Ditto.
12937         (sse5_pperm_sign_v4si_v2di): Ditto.
12938         (sse5_pperm_pack_v2di_v4si): Ditto.
12939         (sse5_pperm_pack_v4si_v8hi): Ditto.
12940         (sse5_pperm_pack_v8hi_v16qi): Ditto.
12941         (sse5_perm<mode>): New SSE5 intrinsic insn.
12942         (rotl<mode>3): Ditto.
12943         (sse5_rotl<mode>3): Ditto.
12944         (sse5_ashl<mode>3): Ditto.
12945         (sse5_lshl<mode>3): Ditto.
12946         (sse5_frcz<mode>2): Ditto.
12947         (sse5s_frcz<mode>2): Ditto.
12948         (sse5_cvtph2ps): Ditto.
12949         (sse5_cvtps2ph): Ditto.
12950         (sse5_vmmaskcmp<mode>3): Ditto.
12951         (sse5_com_tf<mode>3): Ditto.
12952         (sse5_maskcmp<mode>3): Ditto.
12953         (sse5_maskcmp_uns<mode>3): Ditto.
12954         (sse5_maskcmp_uns2<mode>3): Ditto.
12955         (sse5_pcom_tf<mode>3): Ditto.
12957         * config/i386/predicates.md (sse5_comparison_float_operator):
12958         New predicate to match the comparison operators supported by
12959         the SSE5 com instruction.
12960         (ix86_comparison_int_operator): New predicate to match just the
12961         signed int comparisons.
12962         (ix86_comparison_uns_operator): New predicate to match just the
12963         unsigned int comparisons.
12965         * doc/invoke.texi (-msse5): Add documentation.
12966         (-mfused-madd): Ditto.
12968         * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12970         * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12971         mmintrin-common.h.
12972         (x86_64-*-*): Ditto.
12974         * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12976         * config/i386/bmmintrin.h: New file, provide common x86 compiler
12977         intrinisics for SSE5.
12979         * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12980         mmintrin-common.h.
12982         * config/i386/mmintrin-common.h: New file, to contain common
12983         instructions between SSE4.1 and SSE5.
12985         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12986         FOREACH_FUNCTION_ARGS to iterate over the argument list.
12987         (gen_regparm_prefix): Ditto.
12989         * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12990         FOREACH_FUNCTION_ARGS to iterate over the argument list.  Use
12991         prototype_p to determine if a function is prototyped.
12993 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12995         * c-common.c (c_common_reswords) add the alignof keyword,
12996         with same RID as __alignof and __alignof__
12998 2009-08-25  Anatoly Sokolov  <aesok@post.ru>
13000         * hooks.h (hook_bool_const_int_const_int_true): Declare.
13001         * hooks.c (hook_bool_const_int_const_int_true): New function.
13002         * target.h (struct gcc_target): Add can_eliminate field.
13003         * target-def.h (TARGET_CAN_ELIMINATE): Define.
13004         (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
13005         * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
13006         * reload1.c (update_eliminables, init_elim_table): (Ditto.).
13007         (elim_table): Revise comment.
13008         * system.h (CAN_ELIMINATE): Poison.
13009         * defaults.h (CAN_ELIMINATE): Remove.
13010         * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
13012         * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
13013         * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
13014         Define macro.
13015         (alpha_vms_can_eliminate): Declare as static, change return type to
13016         bool.
13017         * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
13019         * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
13020         * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
13021         (arm_can_eliminate): New function.
13023         * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
13024         * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
13025         (avr_can_eliminate): Declare as static.
13026         * config/avr/avr-protos.h (avr_can_eliminate): Remove.
13028         * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
13029         * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
13030         (bfin_can_eliminate): New function.
13032         * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
13033         * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
13034         (crx_can_eliminate): New function.
13036         * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
13037         * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
13038         (fr30_can_eliminate): New function.
13040         * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
13041         * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
13042         (frv_can_eliminate): New function.
13044         * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
13045         * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
13046         (h8300_can_eliminate): New function.
13048         * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
13049         * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
13050         (i386_can_eliminate): Declare as static, change return type to bool.
13051         * config/i386/i386-protos.h (i386_can_eliminate): Remove.
13053         * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
13054         * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
13055         (ia64_can_eliminate): New function.
13057         * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
13058         * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
13059         (iq2000_can_eliminate): New function.
13061         * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
13062         * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
13063         (m32r_can_eliminate): New function.
13065         * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
13066         * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
13067         (m68hc11_can_eliminate): New function.
13069         * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
13070         * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
13071         (m68k_can_eliminate): New function.
13073         * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
13074         * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
13075         (mep_can_eliminate): New function.
13077         * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
13078         * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
13079         (mips_can_eliminate): New function.
13081         * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
13082         * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
13083         (rs6000_can_eliminate): New function.
13085         * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
13086         * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
13087         (s390_can_eliminate): Declare as static.
13088         * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
13090         * config/score/score.h (CAN_ELIMINATE): Remove macro.
13091         * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
13092         (score_can_eliminate): New function.
13094         * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
13095         * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
13096         (sparc_can_eliminate): Declare as static.
13097         * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
13099         * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
13100         * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
13101         (xstormy16_can_eliminate): New function.
13103         * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
13104         * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
13105         (v850_can_eliminate): New function.
13107 2009-08-25  Uros Bizjak  <ubizjak@gmail.com>
13109         * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
13110         (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
13111         (*movdfcc_ext[1234]): Disable for IEEE mode.
13113 2009-08-25  Eric Botcazou  <ebotcazou@adacore.com>
13115         * gimplify.c (prepare_gimple_addressable): New static function.
13116         (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
13117         it addressable.
13118         (gimplify_addr_expr): Invoke it similarly on the operand instead of
13119         manually fiddling with it.
13121 2009-08-25  Michael Matz  <matz@suse.de>
13123         * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
13124         * dojump.c (do_jump_by_parts_greater): Take two operands instead of
13125         full expression.
13126         (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
13127         (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
13128         (do_jump): Split out code for simple binary comparisons into ...
13129         (do_jump_1): ... this, taking the individual operands and code.
13130         Change callers to helper function above accordingly.
13131         * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
13132         comparisons.
13134 2009-08-25  Michael Matz  <matz@suse.de>
13136         * expr.h (struct separate_ops, sepops): New type for passing
13137         around an exploded simple expression.
13138         * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
13139         Use this structure instead of expression tree.
13140         (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
13141         expression, only its type.
13142         (expand_vec_cond_expr): Take type and individual operands instead
13143         of full expression.
13144         * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
13145         expand_vec_shift_expr): Change prototype accordingly.
13146         * tree-vect-stmts.c (vectorizable_condition): Change call of
13147         expand_vec_cond_expr_p to pass only type.
13148         * expr.c (do_store_flags): Change prototype and implementation
13149         to take an exploded expression.
13150         (expand_expr_real_1): New local ops initialized with details
13151         of the full expression.  Use it instead of full
13152         expression in calls to do_store_flags, expand_vec_cond_expr,
13153         expand_widen_pattern_expr and expand_vec_shift_expr.
13155 2009-08-25  Michael Matz  <matz@suse.de>
13157         * expr.c (expand_expr_real_1): New local treeop0, treeop1,
13158         treeop2 initialized with first three operands of the full expression.
13159         Substitute all TREE_OPERAND (exp, [012]) calls with them.
13161 2009-08-25  Kai Tietz  <kai.tietz@onevision.com>
13163         * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
13164         (__gthread_objc_condition_allocate): Mark arguments as unused.
13165         (__gthread_objc_condition_deallocate): Likewise.
13166         (__gthread_objc_condition_wait): Likewise.
13167         (__gthread_objc_condition_broadcast): Likewise.
13168         (__gthread_objc_condition_signal): Likewise.
13169         (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
13170         (__gthread_objc_thread_id): Likewise.
13172 2009-08-25  Janus Weil  <janus@gcc.gnu.org>
13174         PR middle-end/41149
13175         * tree-pretty-print.c (print_call_name): Print the correct call name
13176         for procedure pointer components.
13178 2009-08-24  Steve Ellcey  <sje@cup.hp.com>
13180         * config/ia64/ia64.c (ia64_promote_function_mode): Call
13181         default_promote_function_mode when not VMS.
13183 2009-08-24  Olivier Hainque  <hainque@adacore.com>
13185         * convert.c (convert_to_integer): Don't assume an input pointer is
13186         POINTER_SIZE wide.  Fetch from the type instead.
13188 2009-08-24  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13190         * configure.ac (AC_PREREQ): Bump to 2.64.
13192 2009-08-24  Rafael Avila de Espindola  <espindola@google.com>
13194         * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
13195         (process_command): Don't search standard_exec_prefix_1 and
13196         standard_exec_prefix_2.
13198 2009-08-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13200         * config/arm/arm.c (output_return_instruction): Handle for
13201         unified syntax.
13203 2009-08-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13205         * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
13207 2009-08-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13209         * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
13210         (*arm_movdf_vfp): Likewise.
13212 2009-08-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13214         * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
13215         (vashr<mode>3): Rename from ashr<mode>3.
13216         (vlshr<mode>3): Rename from lshr<mode>3.
13218 2009-08-24  Kai Tietz  <kai.tietz@onevision.com>
13220         PR/40786
13221         * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
13222         (check_format_info_main): Use scalar_identify_flag.
13223         (check_format_types): Check for scalar size identity if
13224         scalar_identify_flag is set.
13225         (printf_length_specs): Extend by new field.
13226         (asm_fprintf_length_specs): Likewise.
13227         (gcc_diag_length_specs): Likewise.
13228         (scanf_length_specs): Likewise.
13229         (strfmon_length_specs): Likewise.
13230         (gcc_gfc_length_specs): Likewise.
13231         * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
13232         (ms_printf_flag_specs): Likewise.
13233         * c-format.h (format_length_info): Add new member scalar_identity_flag.
13235 2009-08-23  Uros Bizjak  <ubizjak@gmail.com>
13237         PR target/40718
13238         * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
13239         (*call_value_pop_1): Ditto.
13240         (*sibcall_pop_1): New insn pattern.
13241         (*sibcall_value_pop_1): Ditto.
13243 2009-08-23  Alan Modra  <amodra@bigpond.net.au>
13245         PR target/41081
13246         * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
13247         ashrsi3_64): New.
13249 2009-08-23  Alan Modra  <amodra@bigpond.net.au>
13251         PR target/41081
13252         * fwprop.c (try_fwprop_subst): Allow multiple sets.
13253         (get_reg_use_in): New function.
13254         (forward_propagate_subreg): Propagate through subreg of zero_extend
13255         or sign_extend.
13257 2009-08-22  Kaz Kojima  <kkojima@gcc.gnu.org>
13259         * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
13260         * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
13262 2009-08-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13264         * configure.ac: Remove --with-datarootdir, --with-docdir,
13265         --with-htmldir switches.  No need to call AC_SUBST for
13266         datarootdir, docdir, htmldir any more.
13267         * configure: Regenerate.
13268         * doc/install.texi (Configuration): Document --datarootdir,
13269         --docdir, --htmldir, --pdfdir; update documentation for
13270         --infodir, --mandir.
13271         (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
13272         M4 to 1.4.6.
13274         * aclocal.m4: Regenerate.
13275         * config.in: Regenerate.
13276         * configure: Regenerate.
13278 2009-08-21  Douglas B Rupp  <rupp@gnat.com>
13279             Olivier Hainque  <hainque@adacore.com>
13281         * config/ia64/ia64.c: Include libfuncs.h.
13282         (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
13283         (ia64_expand_call): Use reg 25 on VMS.
13284         (ia64_initialize_trampoline): Fix for VMS ABI.
13285         (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
13286         (ia64_function_arg): Initialize reg 25 on VMS.
13287         Fix OpenVMS ABI issues for varargs.
13288         For OpenVMS, emit the Argument Information register set in the
13289         incoming/sibcall case as well.
13290         (ia64_arg_type): New function.
13291         (ia64_function_arg_advance): Keep track of cum->words.
13292         Fix OpenVMS ABI issues for varargs.
13293         (ia64_function_value): On VMS, promote mode of non-aggregate types.
13294         (ia64_override_options): Set flag_no_common on VMS.
13295         (ia64_init_builtins): Disable FWRITE builtin.
13296         (ia64_asm_output_external): Call DO_CRTL_NAMES.
13297         (ia64_vms_init_libfuncs): Add decc$ routines.
13298         (ia64_vms_valid_pointer_mode): New function.
13299         (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
13300         (ia64_promote_function_mode): New function
13301         * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
13302         (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
13303         (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13304         (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
13305         (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
13306         (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
13307         Suppress trailing '#' if VALUE is numeric.
13308         * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
13309         ia64_promote_function_mode.
13310         (TARGET_VALID_POINTER_MODE): Define.
13312 2009-08-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
13314         PR target/40671
13315         * config/rs6000/rs6000.c (rs6000_override_options): Use
13316         TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
13318         PR target/41145
13319         * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
13320         reporting of vector + decimal/boolean/complex error.
13322 2009-08-21  Jakub Jelinek  <jakub@redhat.com>
13324         * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
13325         __vector double TYPE_DECL.
13327 2009-08-21  Richard Earnshaw  <rearnsha@arm.com>
13329         * arm.h (MACHMODE): New define.  Include insn-modes.h if available.
13330         (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
13331         * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
13332         to pointer to enum machine_mode.  Update all callers as needed.
13334 2009-08-21  Uros Bizjak  <ubizjak@gmail.com>
13336         * config/alpha/alpha.md (exception_receiver): Emit alternative
13337         GP load sequence if flag_reorder_blocks_and_partition is set.
13338         (*exception_receiver_2): Also enable when
13339         flag_reorder_blocks_and_partition is set.
13341 2009-08-20  Matt Rice  <ratmice@gmail.com>
13342             Diego Novillo  <dnovillo@google.com>
13344         * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
13345         tree-ssa-sccvn.h.
13347 2009-08-20  Richard Guenther  <rguenther@suse.de>
13349         * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
13350         * c-tree.h (c_dup_lang_specific_decl): Remove.
13351         (struct lang_decl, struct lang_type): Move definitions ...
13352         * c-lang.h: ... here.  New file.
13353         * c-decl.c: Include c-lang.h.
13354         (c_dup_lang_specific_decl): Remove.
13355         * c-typeck.c: Include c-lang.h.
13356         * Makefile.in (c-decl.o): Add c-lang.h dependency.
13357         (c-typeck.o): Likewise.
13358         * c-config-lang.in (gtfiles): Add c-lang.h.
13359         * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
13360         like c-tree.h.
13362 2009-08-20  Uros Bizjak  <ubizjak@gmail.com>
13364         * config/alpha/alpha.c (alpha_end_function): Do not clear
13365         crtl->emit structure and free insn locators if cfun->is_thunk is true,
13366         this is now handled in generic code.
13368 2009-08-20  Andreas Krebbel  <krebbel1@de.ibm.com>
13370         * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
13371         (s390_z10_fix_long_loop_prediction): New function.
13372         (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
13373         (s390_reorg): Walk over the INSNs and invoke
13374         s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
13376 2009-08-20  Andreas Krebbel  <krebbel1@de.ibm.com>
13378         * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
13379         "*brx_64bit", "*brx_31bit"): New patterns.
13380         * config/s390/s390.c ('E'): New output modifier.
13382 2009-08-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
13383             Richard Earnshaw  <richard.earnshaw@arm.com>
13385         * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
13386         * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
13388 2009-08-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13390         * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
13391         patterns.
13392         * pa.c (emit_move_sequence): Check if address of operand1 is valid
13393         for mode mode of operand0 when doing secondary reload for SAR.
13395 2009-08-19  Jakub Jelinek  <jakub@redhat.com>
13397         PR middle-end/41123
13398         * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
13399         of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
13401 2009-08-19  Jason Merrill  <jason@redhat.com>
13403         * doc/invoke.texi (C++ Dialect Options): Note change of minimum
13404         supported template depth in C++0x.
13406 2009-08-19  Jakub Jelinek  <jakub@redhat.com>
13408         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
13409         free_after_compilation.
13410         * config/score/score7.c (score7_output_mi_thunk): Likewise.
13411         * config/score/score3.c (score3_output_mi_thunk): Likewise.
13412         * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13413         * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13414         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13415         * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13416         * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13418 2009-08-19  Ian Lance Taylor  <iant@google.com>
13420         * doc/md.texi (Insn Canonicalizations): Correct canonicalization
13421         of (plus (mult (neg B) C) A).
13423 2009-08-18  Michael Matz  <matz@suse.de>
13425         * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
13426         instead of comparing TYPE_MAIN_VARIANT for equality.
13427         * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
13428         vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
13429         * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
13430         * gimplify.c (goa_lhs_expr_p): Ditto and use
13431         STRIP_USELESS_TYPE_CONVERSION.
13433 2009-08-18  Michael Matz  <matz@suse.de>
13435         * tree-ssa-structalias.c (create_variable_info_for): Also mark
13436         first field in a struct.
13437         (intra_create_variable_infos): Don't deal with flag_argument_noalias.
13439 2009-08-18  Uros Bizjak  <ubizjak@gmail.com>
13441         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
13442         locators before emit_insn is called.  Remove assert that
13443         cfun->is_thunk.
13444         (alpha_end_function): Clear crtl->emit structure and free insn
13445         locators if cfun->is_thunk is true.
13447 2009-08-18  Jason Merrill  <jason@redhat.com>
13449         * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
13450         type if available.
13451         * configure.ac: Test for it.
13452         * configure, config.in: Regenerate.
13453         * doc/install.texi: Document --enable-gnu-unique-object.
13455 2009-08-18  Richard Guenther  <rguenther@suse.de>
13457         PR middle-end/41094
13458         * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
13459         pow(x,y*z) only if x is nonnegative.
13461 2009-08-18  Jakub Jelinek  <jakub@redhat.com>
13463         * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
13464         on jumps.
13466         PR target/40971
13467         * config/rs6000/rs6000.c (rs6000_legitimize_address): For
13468         [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
13470 2009-08-17  DJ Delorie  <dj@redhat.com>
13472         * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
13473         * config/m32c/prologue.md (epilogue_freit): New.
13474         (fset_b): New.
13475         * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
13476         (bank_switch_p): Likewise.
13477         (fast_interrupt_p): Likewise.
13478         (interrupt_p): Likewise.
13479         (m32c_conditional_register_usage): Round memregs size up.
13480         (need_to_save): We only need to save $a0 when we use ENTER.
13481         (interrupt_p): Check for fast_interrupt too.
13482         (bank_switch_p): New.
13483         (fast_interrupt_p): New.
13484         (m32c_attribute_table): Add bank_switch and fast_interrupt.
13485         (m32c_emit_prolog): Support bank switching and fast interrupts.
13486         * doc/extend.texi (Function Attributes): Add bank_switch and
13487         fast_interrupt.
13489 2009-08-17  Douglas B Rupp  <rupp@gnat.com>
13491         * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
13492         * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
13494 2009-08-16  Douglas B Rupp  <rupp@gnat.com>
13496         * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
13497         (menu): Add IA-64/VMS Options.
13498         (IA-64/VMS Options): Likewise.
13500 2009-08-16  Richard Sandiford  <rdsandiford@googlemail.com>
13502         PR target/38599
13503         * config/mips/mips.md (*lwxs): Use :P for pointer values.
13505 2009-08-16  Richard Sandiford  <rdsandiford@googlemail.com>
13507         * config/mips/mips-protos.h (mips_push_asm_switch): New function.
13508         (mips_pop_asm_switch): Likewise.
13509         * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
13510         with...
13511         (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13512         (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
13513         (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
13514         (mips_print_operand_punctuation): Use them.  Check mips_noreorder
13515         instead of set_noreorder.
13516         (mips_output_function_prologue): Use the new functions.
13517         (mips_output_function_epilogue): Likewise.
13518         (mips_need_noat_wrapper_p): New function, split out from...
13519         (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
13520         Use mips_push_asm_switch and mips_pop_asm_switch.
13521         * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
13522         and mips_pop_asm_switch.
13523         (ASM_OUTPUT_REG_POP): Likewise.
13524         (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
13525         Use mips_pop_asm_switch.
13526         (mips_asm_switch): New structure.
13527         (set_noreorder, set_nomacro): Replace with...
13528         (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13529         * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
13530         instead of set_nomacro.
13531         (fix_truncsfsi2_macro): Likewise.
13532         (cprestore): Likewise.
13533         (hazard): Use mips_noreorder instead of set_noreorder.
13534         * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
13536 2009-08-16  Uros Bizjak  <ubizjak@gmail.com>
13538         * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
13539         from prev_active_insn.
13541 2009-08-16  Anatoly Sokolov  <aesok@post.ru>
13543         * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
13544         * config/avr/avr.c (avr_override_options): Initialize
13545         avr_current_arch variable.
13546         (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
13547         __AVR_HAVE_16BIT_SP__ according to the device type.
13548         (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
13549         TARGET_TINY_STACK.
13550         (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
13551         Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
13553 2009-08-16  Dodji Seketeli  <dodji@redhat.com>
13555         PR debug/37801
13556         * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
13557         generating inlined subroutine die only. We shouldn't be
13558         called for anything else.
13559         (gen_block_die): Don't generate inline subroutine debug info for
13560         abstract blocks.
13562 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
13564         * graphite-poly.c (print_pbb): Print PBB index.
13566 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
13568         PR middle-end/40981
13569         * graphite-interchange.c (ppl_max_for_le): Moved...
13570         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
13571         * graphite-ppl.c (ppl_max_for_le): ... here.  Correct the use of
13572         ppl_Pointset_Powerset_C_Polyhedron_maximize.
13573         * graphite-ppl.h (ppl_max_for_le): Declared.
13575 2009-08-14  Olatunji Ruwase <tjruwase@google.com>
13577         * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
13578         supported on all platforms.
13579         * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
13580         * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
13581         * c-pragma.c: Likewise.
13582         * target-def.h (TARGET_INITIALIZER): Remove
13583         TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13584         * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13586 2009-08-14  Douglas B Rupp  <rupp@gnat.com>
13588         * config/ia64/fde-vms.c: New file.
13589         * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
13590         * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
13591         (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
13592         (uw_frame_state_for): Only register a personality routine if it is
13593         known to be compatible with our expectations.
13594         (_Unwind_FindEnclosingFunction, uw_frame_state_for):
13595         Declare unw_table_entry stack variable and
13596         mod all calls to _Unwind_FindTableEntry to add arg.
13597         * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
13598         (_Unwind_FindTableEntry): Add arg to prototype.
13600 2009-08-14  Eric Botcazou  <ebotcazou@adacore.com>
13602         * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
13603         field 'signal_pfs_loc'.
13604         (uw_frame_state_for): Remove duplicate code dealing with leaf
13605         procedures without unwind info.
13606         If in the frame after unwinding through a signal handler, restore
13607         the AR.PFS register instead of the CFM if AR.PFS has not been saved.
13608         * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
13609         'pfs_loc' to the AR.PFS location in the signal context; instead
13610         set 'signal_pfs_loc'.
13611         Manually generate the unwind info for the AR.PFS register.
13612         (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
13613         ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
13614         (ia64_handle_unwabi): Test 'fs->unwabi' against them.
13615         Do not set 'pfs_loc' to the AR.PFS location in the signal context;
13616         instead set 'signal_pfs_loc'.
13617         Remove code preventing the AR.PFS register from being restored
13618         from the signal context.
13620 2009-08-14  Douglas B Rupp  <rupp@gnat.com>
13621             Tristan Gingold  <gingold@adacore.com>
13623         * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
13624         * config/ia64/t-vms: New file.
13625         * config/ia64/vms64.h: New file.
13626         * config/ia64/vms.h: New file.
13627         * config/ia64/vms-crtinit.asm: New file.
13628         * config/ia64/vms_symvec_libgcc_s.opt: New file.
13629         * config/ia64/vms-unwind.h: New file.
13631 2009-08-14  Uros Bizjak  <ubizjak@gmail.com>
13633         * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
13634         TFmode compares.
13636 2009-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13638         PR middle-end/30789
13639         * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
13640         Move declaration...
13641         * real.h (do_mpc_arg2): ... here.
13642         * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
13643         and RDIV_EXPR.
13645 2009-08-14  Rafael Avila de Espindola  <espindola@google.com>
13647         * final.c (add_debug_prefix_map): Don't use GC memory for
13648         old_prefix and new_prefix.
13650 2009-08-14  Richard Guenther  <rguenther@suse.de>
13652         * ipa-prop.c (compute_complex_pass_through): If we cannot
13653         compute a non-varying offset for IPA_JF_ANCESTOR punt.
13655 2009-08-14  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13657         * c-lex.c (c_lex_with_flags): Increase size of local variable
13658         to avoid memory clobber.
13660 2009-08-14  Paolo Bonzini  <bonzini@gnu.org>
13662         PR target/40934
13663         * config/i386/i386.c (ix86_fp_comparison_strategy):
13664         Only enable/disable sahf at function granularity.
13666 2009-08-14  Hans-Peter Nilsson  <hp@axis.com>
13668         PR rtl-optimization/41064
13669         * reload1.c (reload_as_needed): Don't call extract_insn
13670         for known invalid replacements after calling
13671         validate_replace_rtx_group and verify_changes.
13673 2009-08-14  Uros Bizjak  <ubizjak@gmail.com>
13675         PR target/41019
13676         * config/i386/sse.md (SSEMODE124C8): New mode iterator.
13677         (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
13678         ix86_expand_fp_vcond.
13679         (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
13680         Assert that operation is supported by ix86_expand_int_vcond.
13681         (vcondu<SSEMODE124C8:mode>): Ditto.
13683 2009-08-13  DJ Delorie  <dj@redhat.com>
13685         * config/i386/djgpp-stdint.h: New.
13686         * config.gcc (djgpp): Use it.
13688 2009-08-13  Kaz Kojima  <kkojima@gcc.gnu.org>
13690         * config/sh/sh.c (sh_override_options): When flag_exceptions or
13691         flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
13693 2009-08-13  Ghassan Shobaki  <ghassan.shobaki@amd.com>
13695         * tree-ssa-loop-prefetch.c
13696         (prune_ref_by_group_reuse): Enhance probabilistic analysis
13697         for long-stride pruning.
13698         (compute_miss_rate): New function to compute the probability
13699         that two memory references access different cache lines.
13701 2009-08-13  Dave Korn  <dave.korn.cygwin@gmail.com>
13703         * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
13705 2009-08-13  Richard Guenther  <rguenther@suse.de>
13707         PR middle-end/41047
13708         * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
13709         use the constant pointer type.
13710         * gimplify.c (canonicalize_addr_expr): Canonicalize independent
13711         of CV qualifiers on the target pointer type.
13712         * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
13713         conversion check before restrict check.
13715 2009-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
13717         PR target/41029
13718         * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
13720 2009-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
13722         * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
13724 2009-08-12  Richard Guenther  <rguenther@suse.de>
13726         PR tree-optimization/41011
13727         * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
13728         and reference constructing.
13730 2009-08-12  Xinliang David Li  <davidxl@google.com>
13732         PR tree-optimization/41012
13733         * tree-flow.h : New external interface.
13734         * gimple-low.c (check_call_arg): Change to public function.
13735         Remove argument mismatch check in lowering.
13736         * tree-inline.h (tree_can_inline_p): Interface change.
13737         * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
13738         into this function.
13739         * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
13740         Call change to tree_can_inline_p function.
13741         (cgraph_decide_inlining_incrementally): Ditto.
13743 2009-08-12  Richard Sandiford  <rdsandiford@googlemail.com>
13745         PR tree-optimization/41031
13746         * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
13747         on the partition variable rather than promote_mode on the source
13748         type.  Assert that the partition variable's type has the same
13749         mode as the source value's.
13751 2009-08-12  Paolo Bonzini  <bonzini@gnu.org>
13753         * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
13754         for for_return == 2.
13755         * function.c (assign_parm_setup_reg): Use for_return == 2, improve
13756         comments.
13757         * calls.c (expand_call): Fix typo.
13758         * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
13759         and PARM_DECL.
13760         * stmt.c (expand_value_return): Use promote_function_mode to copy out
13761         of pseudo.
13762         * targhooks.c (default_promote_function_mode): Handle for_return == 2.
13763         * config/cris/cris.c (cris_promote_function_mode): Likewise.
13764         * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
13765         * config/pa/pa.c (pa_promote_function_mode): Likewise.
13767 2009-08-12  Andrew Haley  <aph@redhat.com>
13769         * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
13771 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13773         PR bootstrap/40103
13774         * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13776 2009-08-12  Richard Guenther  <rguenther@suse.de>
13778         * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
13779         * gimplify.c (gimplify_modify_expr): Do not use
13780         lang_hooks.types_compatible_p.
13781         * tree-ssa.c (useless_type_conversion_p): For aggregates
13782         just return false if the canonical types differ.
13784 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13786         PR middle-end/40980
13787         * sese.c (convert_for_phi_arg): New.
13788         (add_guard_exit_phis): Use convert_for_phi_arg.
13790 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13792         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
13793         unknown subscript upper bounds.
13795 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13796             Pranav Garg  <pranav.garg2107@gmail.com>
13798         * graphite-interchange.c (gather_access_strides): Removed.
13799         (ppl_max_for_le): New.
13800         (build_linearized_memory_access): New.
13801         (memory_stride_in_loop): New.
13802         (pbb_interchange_profitable_p): Reimplemented.
13803         * graphite-ppl.h (ppl_new_id_map): New.
13804         (ppl_interchange): New.
13806 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13808         * graphite-interchange.c (compute_subscript): Removed.
13809         (compute_array_size_cstr): Removed.
13810         (compute_array_size_poly): Removed.
13811         (compute_array_size): Removed.
13812         (gather_access_strides_poly): Removed.
13813         (gather_access_strides): Empty.
13815 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13817         * graphite-dependences.c (dependence_polyhedron_1): Replace
13818         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
13819         (graphite_legal_transform_dr): Same.
13820         (graphite_carried_dependence_level_k): Same.
13821         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13822         Initialize PDR_NB_SUBSCRIPTS.
13823         (print_pdr_access_layout): Replace pdr_nb_subscripts with
13824         PDR_NB_SUBSCRIPTS.
13825         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13826         (PDR_NB_SUBSCRIPTS): New.
13827         (pdr_nb_subscripts): Removed.
13828         (pdr_dim): Simplified.
13829         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13830         with PDR_NB_SUBSCRIPTS.
13832 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13834         * graphite-interchange.c (compute_array_size): Remove use of
13835         PDR_DATA_CONTAINER.
13836         * graphite-poly.c (new_poly_dr): Remove argument data_container.
13837         Do not initialize PDR_DATA_CONTAINER.
13838         (print_pdr): Do not print PDR_DATA_CONTAINER.
13839         * graphite-poly.h (struct poly_dr): Remove data_container field.
13840         (PDR_DATA_CONTAINER): Removed.
13841         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13842         PDR_DATA_CONTAINER.
13843         (build_poly_dr): Same.
13845 2009-08-12  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
13846             Sebastian Pop  <sebastian.pop@amd.com>
13848         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13849         copy of the dependence polyhedron.  Free the temporary objects.
13850         (graphite_carried_dependence_level_k): Free unused objects before
13851         returning.
13853 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13855         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13856         Early return without analyzing the data dependences if no
13857         transform has been done.  Call restore_scattering if the transform
13858         is not legal.
13859         (graphite-interchange.c): Same.
13860         * graphite-poly.c (print_scattering_function): Test for
13861         PBB_TRANSFORMED.
13862         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13863         (apply_poly_transforms): Do not gcc_assert that
13864         the transform is legal.
13865         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13866         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13867         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13868         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13869         * graphite-poly.h (struct poly_scattering): New.
13870         (struct poly_bb): Add original, transformed, and saved fields.
13871         Remove transformed_scattering, original_scattering,
13872         nb_local_variables and nb_scattering_transform fields.
13873         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13874         (poly_scattering_new): New.
13875         (poly_scattering_free): New.
13876         (poly_scattering_copy): New.
13877         (store_scattering_pbb): New.
13878         (store_scattering): New.
13879         (restore_scattering_pbb): New.
13880         (restore_scattering): New.
13881         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13882         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13884 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13886         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13887         (print_scop): Same.
13889 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13891         * Makefile.in (graphite.o): Depends on PREDICT_H.
13892         * graphite.c: Include predict.h.
13893         (graphite_finalize): Call tree_estimate_probability.
13894         * predict.c (predict_loops): Do not call scev_initialize and
13895         scev_finalize.
13896         (tree_estimate_probability_bb): New.
13897         (tree_estimate_probability): Do not initialize loops: move that
13898         code to the driver.  Call tree_estimate_probability_bb.
13899         (tree_estimate_probability_driver): New.
13900         (pass_profile): Use tree_estimate_probability_driver.
13901         * predict.h (tree_estimate_probability): Declared.
13903 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
13905         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13906         * graphite-dependences.c (graphite_legal_transform): Add time to
13907         TV_GRAPHITE_DATA_DEPS.
13908         (dependency_between_pbbs_p): Same.
13909         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13911 2009-08-12  Andrey Belevantsev  <abel@ispras.ru>
13913         PR rtl-optimization/41033
13914         * alias.c (nonoverlapping_component_refs_p): Punt when strict
13915         aliasing is disabled.
13917 2009-08-11  Adam Nemet  <anemet@caviumnetworks.com>
13919         * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13920         si_mask_operand, and_load_operand, low_bitmask_operand,
13921         and_reg_operand, and_operand): New predicates.
13922         * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13923         * config/mips/mips.c (and_operands_ok): New function.
13924         * config/mips/mips-protos.h (and_operands_ok): Declare it.
13925         * config/mips/mips.md (move_type): Add ext_ins and logical.
13926         (type): Handle them.
13927         (and<mode>3): Use and_reg_operand as the second operand's predicate.
13928         (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13929         shift_shift.  Remove commutative constraint modifier.
13930         (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13931         shift_shift.
13932         (*clear_upper32_dext): Remove define_insn_and_split.
13933         (*clear_upper32): Turn this define_insn_and_split ...
13934         (splitter for ANDing register with 0xffff_ffff): .. into this.
13936 2009-08-11  Adam Nemet  <anemet@caviumnetworks.com>
13938         * combine.c (try_widen_shift_mode): Factor out code to check if an
13939         integer constant is a low-order bitmask from here ...
13940         * rtlanal.c (low_bitmask_len): ... to here.
13941         * rtl.h (low_bitmask_len): Declare.
13943 2009-08-11  Uros Bizjak  <ubizjak@gmail.com>
13945         PR target/8603
13946         * config/alpha/alpha.md (addsi3): Remove expander.
13947         (addsi3): Rename from *addsi3_internal insn pattern.
13948         (subsi3): Remove expander.
13949         (subsi3): Rename from *subsi3_internal insn pattern.
13951 2009-08-11  Douglas B Rupp  <rupp@gnat.com>
13953         * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13954         FWRITE_UNLOCKED.
13956 2009-08-11  Vasiliy Fofanov  <fofanov@adacore.com>
13957             Eric Botcazou  <botcazou@adacore.com>
13958             Douglas B Rupp  <rupp@gnat.com>
13960         * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13961         that records that fit in 64 bits are returned by immediate value,
13962         as required by OpenVMS Calling Standard.
13963         (function_value): Adjust for above modification.
13964         (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13965         virtual_incoming_args_rtx as base object, not next_arg.
13966         * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13968 2009-08-11  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13970         * reload.c (find_reloads_subreg_address): Check the original
13971         req_equiv_mem address to detect the case where an address is
13972         not valid in the outer mode.
13974 2009-08-11  Richard Guenther  <rguenther@suse.de>
13976         PR bootstrap/40788
13977         * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13979 2009-08-10  Douglas B Rupp  <rupp@gnat.com>
13981         * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13982         (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13984 2009-08-10  Olivier Hainque  <hainqueu@adacore.com>
13985             Douglas B Rupp  <rupp@gnat.com>
13987         * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13988         PT_STACK when frame_pointer_needed on OpenVMS.
13989         (alpha_pv_save_size, alpha_using_fp): Remove.
13990         (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13991         with proper processing for PT_NULL.
13992         (alpha_vms_initial_elimination_offset): New function. Support for
13993         INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13994         (alpha_sa_size): Force procedure type to PT_STACK when
13995         frame_pointer_needed on OpenVMS.
13996         * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13997         (alpha_using_fp): Likewise.
13998         (alpha_vms_can_eliminate): Add prototype.
13999         (alpha_vms_initial_elimination_offset): Likewise.
14000         * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
14001         Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
14003 2009-08-10  Eric Botcazou  <botcazou@adacore.com>
14004             Douglas B Rupp  <rupp@gnat.com>
14006         * config/alpha/alpha.c (common_object_handler): New function.
14007         (vms_attribute_table): Declare a single attribute "common_object".
14008         (vms_output_aligned_decl_common): New global function.
14009         (SECTION_VMS_OVERLAY): Delete.
14010         (SECTION_VMS_GLOBAL): Likewise.
14011         (SECTION_VMS_INITIALIZE): Likewise.
14012         (vms_asm_named_section): Remove support for above flags.
14013         (vms_section_type_flags): Delete.
14014         (TARGET_SECTION_TYPE_FLAGS): Likewise.
14015         * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
14016         * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
14017         (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
14019 2009-08-10  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
14021         PR target/41015
14022         * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
14023         (sub_ddmmss): Likewise.
14025 2009-08-10  Andreas Tobler  <a.tobler@schweiz.org>
14027         PR bootstrap/41018
14028         * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
14029         year.
14031 2009-08-10  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14033         PR target/37053
14034         * reload1.c (reload_as_needed): Use cancel_changes to completely
14035         undo a failed replacement attempt.
14037 2009-08-10  Richard Guenther  <rguenther@suse.de>
14039         PR middle-end/41006
14040         * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
14041         (useless_type_conversion_p): ... here.  Require pointer targets
14042         to be compatible.
14044 2009-08-10  Dodji Seketeli  <dodji@redhat.com>
14046         PR c++/40866
14047         * tree-inline.c (copy_statement_list): The resulting copy shouldn't
14048         loose the original type of the statement list.
14050 2009-08-09  Douglas B Rupp  <rupp@gnat.com>
14052         * config/alpha/alpha.c: Include libfuncs.h
14053         (avms_asm_output_extern): New function.
14054         (alpha_init_libfuncs): Init some decc libfuncs.
14055         * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
14056         * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
14057         (DO_CRTL_NAMES): Define.
14058         (LIB_SPEC): Remove.
14059         * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
14060         (LONG_TYPE_SIZE): Define.
14061         (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
14062         (SUBTARGET_SWITCHES): Define malloc64 switch.
14063         (TARGET_DEFAULT): Default MASK_MALLOC64 set.
14064         (MASK_RETURN_ADDR): Define.
14065         doc/invoke.texi (mmalloc64): Document switch.
14067 2009-08-09  Olivier Hainque  <hainque@adacore.com>
14068             Douglas B Rupp  <rupp@gnat.com>
14070         * config/alpha/alpha.c (struct machine_function): New flag for VMS,
14071         uses_condition_handler.
14072         (alpha_expand_builtin_establish_vms_condition_handler): New expander.
14073         (alpha_expand_builtin_revert_vms_condition_handler): New expander.
14074         (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
14075         and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
14076         (code_for_builtin): New insn codes for the new alpha_builtins.
14077         (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
14078         (alpha_sa_size): Account for uses_condition_handler.
14079         (alpha_expand_prologue): Likewise.
14080         (alpha_start_function): Likewise.
14081         (alpha_expand_epilogue): Likewise.
14082         * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
14083         establish/revert expanders.
14084         * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
14085         * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
14086         New expander, resorting to the alpha.c associated function.
14087         (builtin_revert_vms_condition_handler): Likewise.
14088         * config/alpha/vms-gcc_shell_handler.c: New file. Implements
14089         __gcc_shell_handler, the static VMS condition handler used as
14090         an indirection wrapper to the current dynamically established
14091         handler.
14092         * config/alpha/vms-unwind.h: Complete rewrite.
14093         * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
14094         * config/alpha/vms.h (MD_UNWIND_SUPPORT):
14096 2009-08-09  Eric Botcazou  <botcazou@adacore.com>
14097             Douglas B Rupp  <rupp@gnat.com>
14099         * config/alpha/alpha.c (alpha_links): Add 'target' field.
14100         (alpha_need_linkage): Handle aliases.  Return function symbol.
14101         (alpha_use_linkage): Rename 'linkage' argument to 'func'.
14102         Use ultimate alias target for the linkage name.
14103         * config/alpha/alpha.md (movmemdi): Use the symbol returned
14104         by alpha_need_linkage for the function symbol.
14105         (setmemdi): Likewise.
14107 2009-08-09  Douglas B Rupp  <rupp@gnat.com>
14109         * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
14110         * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
14111         (ASM_WEAKEN_LABEL): Define.
14112         (CRT_CALL_STATIC_FUNCTION): Define.
14113         (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
14114         (ENDFILE_SPEC): Define.
14115         (INIT_SECTION_ASM_OP): Define.
14116         * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
14117         * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
14118         crtend.o crtendS.o.
14119         (MULTILIB_OSDIRNAMES): Define.
14120         (shlib_version): Define.
14121         (SHLIB_EXT): Define.
14122         (SHLIB_OBJS): Define.
14123         (SHLIB_NAME): Define.
14124         (SHLIB_MULTILIB): Define.
14125         (SHLIB_INSTALL): Define.
14126         (SHLIB_SYMVEC): Define.
14127         (SHLIB_SYMVECX2): Define.
14128         (SHLIB_LINK): Define.
14130 2009-08-09  Douglas B Rupp  <rupp@gnat.com>
14132         * config/alpha/alpha.c (alpha_initialize_trampoline):
14133         Initialize VMS trampoline IAW ABI for bounded procedure calls.
14134         (alpha_start_function): Emit transfer address on nested functions
14135         for VMS trampoline call.
14136         * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
14137         since no longer used.
14138         * config/alpha/vms-tramp.asm: Remove.
14139         * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
14140         since now only data initialized at runtime.
14142 2009-08-09  Douglas B Rupp  <rupp@gnat.com>
14144         * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
14145         (LINK_GCC_C_SEQUENCE_SPEC): Define.
14146         (MD_EXEC_PREFIX): Remove, no longer used.
14147         (MD_STARTFILE_PREFIX): Likewise.
14148         (INCLUDE_DEFAULTS): Likewise.
14149         * config/alpha/t-vms:
14150         (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
14152 2009-08-09  Richard Guenther  <rguenther@suse.de>
14154         PR tree-optimization/41016
14155         * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
14156         (operand_precision): Remove.
14157         (integral_operand_p): Likewise.
14158         (recognize_single_bit_test): Adjust.
14160 2009-08-09  Richard Sandiford  <rdsandiford@googlemail.com>
14162         * c-common.c (c_fully_fold_internal): Issue a warning if a binary
14163         operation overflows.  Likewise non-cast unary arithmetic.
14164         If one arm of a conditional expression is always taken,
14165         inhibit evaluation warnings for the other arm.  Likewise inhibit
14166         evaluation warnings for the second && or || operand if the first
14167         operand is enough to determine the result.
14168         * c-typeck.c (build_conditional_expr): Apply the same inhibition
14169         rules here.
14170         (build_binary_op): Prevent duplicate evaluation warnings.
14172 2009-08-09  Richard Sandiford  <rdsandiford@googlemail.com>
14174         * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
14175         and destination have different modes, Use promote_mode to
14176         determine the signedness of the conversion.  Assert that the
14177         promoted source mode matches the destination mode.  Don't pass
14178         the destination and destination mode to expand_expr if the source
14179         mode is different.  Simplify conversion logic.
14181 2009-08-09  Ira Rosen  <irar@il.ibm.com>
14183         PR tree-optimization/41008
14184         * tree-vect-loop.c (vect_is_simple_reduction): Get operands
14185         from condition only in case it's a comparison. Adjust checks.
14187 2009-08-09  Bernd Schmidt  <bernd.schmidt@analog.com>
14189         * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
14190         * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
14191         * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
14192         (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
14193         (dump_cand): Handle them.
14194         (struct iv_cand): New members COST_STEP and AINC_USE.
14195         (stmt_after_increment): Likewise.
14196         (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos.  All
14197         callers changed.  Use gimple_uid comparison instead of scanning.
14198         (add_candidate_1): When looking for identical candidates, take
14199         AINC_USE into account.  Set it for new candidates.
14200         (force_expr_to_var_cost): Cast target_spill_cost to int.
14201         (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
14202         All callers changed.  Check for availability of autoinc addressing
14203         modes, both in general for a given mode, and in the specific use case.
14204         (get_computation_cost_at): New argument CAN_AUTOINC.  All callers
14205         changed.
14206         (get_computation_cost): Likewise.
14207         (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
14208         add_autoinc_candidates): New static functions.
14209         (add_candidate): Call add_autoinc_candidates for candidates based on
14210         a USE_ADDRESS use.
14211         (find_iv_candidates): Call set_autoinc_for_original_candidates.
14212         (determine_use_iv_cost_address): If we have an autoinc candidate at
14213         the matching use, verify autoinc is possible and subtract the cost
14214         of the candidate's step from the cost.
14215         (determine_iv_cost): Record the cost of the increment in the COST_STEP
14216         member of the candidate.
14217         (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
14218         determine_use_iv_costs.  Call renumber_gimple_stmt_uids_in_blocks.
14220 2009-08-09  Douglas B Rupp  <rupp@gnat.com>
14222         * config.build (ia64-hp-*vms*): New target.
14223         (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
14224         with ia64-hp-*vms*.
14225         * config.gcc (ia64-hp-*vms*): New target.
14226         (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
14227         with ia64-hp-*vms*.
14228         * config.host (ia64-hp-*vms*): New target.
14229         (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
14230         with ia64-hp-*vms*.
14232 2009-08-08  Richard Guenther  <rguenther@suse.de>
14234         PR tree-optimization/40991
14235         * tree-ssa-pre.c (eliminate): Delay purging EH edges.
14237 2009-08-08  Richard Sandiford  <rdsandiford@googlemail.com>
14239         * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
14240         mode check.  Do truncations in an integer mode.
14241         (force_to_mode): Handle subregs for all mode types.  Only do
14242         arithmetic simplifications on integer modes.
14244 2009-08-07  Richard Guenther  <rguenther@suse.de>
14246         PR tree-optimization/40999
14247         * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
14248         (maybe_fold_reference): Lookup constant initializers.
14249         (fold_gimple_assign): Likewise.
14251 2009-08-07  Richard Guenther  <rguenther@suse.de>
14253         * tree-ssa.c (useless_type_conversion_p_1): Only for types
14254         that require structural equality defer to the langhook.
14256 2009-08-07  Martin Jambor  <mjambor@suse.cz>
14258         * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
14259         comments.
14260         (struct ipa_pass_through_data): New type.
14261         (struct ipa_ancestor_jf_data): New type.
14262         (union jump_func_value): Removed field formal_id, added fields
14263         pass_through and ancestor.
14264         (struct ipa_param_call_note): Changed type of formal_id to int from
14265         unsigned.
14266         * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
14267         operations jump functions and ancestor jump functions.
14268         (compute_complex_pass_through): New function.
14269         (compute_scalar_jump_functions): Call compute_complex_pass_through,
14270         reflect changes in the jump function strucutre.
14271         (update_jump_functions_after_inlining): Ignore complex pass-through
14272         and ancestor jump functions.
14273         * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
14274         polynomial pass-through with operation jump functions.
14276 2009-08-07  Jakub Jelinek  <jakub@redhat.com>
14278         * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
14279         fde->dw_fde_begin as begin label instead of hot/cold label.
14280         Use LLSDAC label instead of LLSDA for second section lsda.
14281         (dwarf2out_do_cfi_startproc): Add SECOND argument.  Use LLSDAC
14282         label instead of LLSDA if it is true.
14283         (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
14284         callers.
14285         * except.c (add_call_site, dw2_size_of_call_site_table): Add
14286         SECTION argument.  Use it as index into crtl->eh.call_site_record
14287         array.
14288         (dw2_output_call_site_table): Likewise.  Add CS_FORMAT argument,
14289         use it to determine how to print table entries instead of using
14290         #ifdef HAVE_AS_LEB128.  For SECTION > 0 use hot resp. cold
14291         label instead of normal begin label as base.
14292         (sjlj_assign_call_site_values): Adjust add_call_site caller.
14293         (convert_to_eh_region_ranges): When doing hot/cold partitioning,
14294         ensure no EH range spans between sections and that landing pads
14295         are always in the corresponding section.
14296         (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
14297         for crtl->eh.call_site_record being an array rather than scalar.
14298         (output_one_function_exception_table): New function, copied
14299         from output_function_exception_table.  Adjust
14300         dw2_size_of_call_site_table, dw2_output_call_site_table
14301         callers.  For SECOND section use *C suffixed labels.
14302         (output_function_exception_table): Call
14303         output_one_function_exception_table and, when doing hot/cold
14304         partitioning, also another time for the second section.
14305         * opts.c: Include except.h.
14306         (decode_options): Allow -freorder-blocks-and-partition with
14307         exceptions, unless SJLJ or TARGET_UNWIND_INFO.
14308         * Makefile.in (opts.o): Depend on $(EXCEPT_H).
14309         * function.h (struct rtl_eh): Change call_site_record from
14310         scalar into array of 2 elements.
14312 2009-08-07  Martin Jambor  <mjambor@suse.cz>
14314         * ipa-prop.c (count_formal_params_1): New function.
14315         (ipa_get_vector_of_formal_parms): New function.
14316         (get_vector_of_formal_parm_types): New function.
14317         (ipa_modify_formal_parameters): New function.
14318         (ipa_modify_call_arguments): New function.
14319         (index_in_adjustments_multiple_times_p): New function.
14320         (ipa_combine_adjustments): New function.
14321         (ipa_dump_param_adjustments): New function.
14322         * ipa-prop.h (struct ipa_parm_adjustment): New type.
14323         (ipa_get_vector_of_formal_parms): Declare.
14324         (ipa_modify_formal_parameters): Declare.
14325         (ipa_modify_call_arguments): Declare.
14326         (ipa_combine_adjustments): Declare.
14327         (ipa_dump_param_adjustments): Declare.
14328         (build_ref_for_offset): Declare.
14329         * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
14330         * tree-sra.c: Include ipa-prop.c.
14331         (build_ref_for_offset): Make public.
14333 2009-08-06  Neil Vachharajani  <nvachhar@gmail.com>
14335         * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
14337 2009-08-06  Thomas Schwinge  <tschwinge@gnu.org>
14339         * gcc/doc/extend.texi (__builtin_extract_return_address)
14340         (__builtin_frob_return_address): Document.
14342 2009-08-06  Paul Brook  <paul@codesourcery.com>
14344         * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
14345         (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
14346         implementation on ARMv6-M.
14348 2009-08-06  Richard Earnshaw  <rearnsha@arm.com>
14350         * doc/extend.texi (pcs): Document new attribute for ARM.
14352 2009-08-06  Richard Earnshaw  <rearnsha@arm.com>
14354         * arm.c (pcs_attribute_args): Comment out unsupported attribute
14355         variants.
14357 2009-08-06  Richard Earnshaw  <rearnsha@arm.com>
14359         * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
14360         warning ().
14362 2009-08-06  Richard Earnshaw  <rearnsha@arm.com>
14364         * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
14366 2009-08-06  Richard Earnshaw  <rearnsha@arm.com>
14368         Merge ARM/hard_vfp_branch to trunk.
14370         2009-08-04  Richard Earnshaw  <rearnsha@arm.com>
14372         * arm.c (libcall_eq): New function.
14373         (libcall_hash): New function.
14374         (add_libcall): New function.
14375         (arm_libcall_uses_aapcs_base): New function.
14376         (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
14377         libcalls using the base PCS.
14378         (arm_init_cumulative_args): Likewise.
14380         2009-07-20  Joseph Myers  <joseph@codesourcery.com>
14382         * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
14383         Use base ABI for conversion libfuncs between HFmode and SFmode.
14385         2009-05-12  Joseph Myers  <joseph@codesourcery.com>
14387         * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
14388         V4SImode as representatives of all 64-bit and 128-bit vector
14389         types.  Allow vector types without vector modes.
14390         (aapcs_vfp_is_call_or_return_candidate): Handle vector types
14391         without vector modes like BLKmode.
14392         (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
14393         BLKmode.  Avoid unsupported vector modes or TImode moves for
14394         non-TARGET_NEON.
14395         (aapcs_vfp_allocate_return_reg): Likewise.
14396         (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
14397         V8QImode if TARGET_NEON || TARGET_IWMMXT.
14399         2009-05-12  Joseph Myers  <joseph@codesourcery.com>
14401         * config/arm/arm.c (arm_handle_pcs_attribute): New.
14402         (arm_get_pcs_model): Pass attribute arguments to
14403         arm_pcs_from_attribute.
14404         (arm_init_cumulative_args): Use base AAPCS for conversions from
14405         floating-point types to DImode.
14406         (arm_attribute_table): Add pcs attribute.
14407         (arm_handle_pcs_attribute): New.
14408         * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
14409         conversions from floating-point types to DImode, also declare them
14410         to use base AAPCS and declare functions they call to use base
14411         AAPCS and their RTABI names.
14413         2009-05-12  Joseph Myers  <joseph@codesourcery.com>
14415         * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
14416         -mfloat-abi=hard not being supported for VFP.
14418         2009-05-11  Kazu Hirata  <kazu@codesourcery.com>
14420         * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
14421         SYMBOL_REF to hard_libcall_value.
14423         2009-03-05  Joseph Myers  <joseph@codesourcery.com>
14424             Richard Earnshaw  <rearnsha@arm.com>
14426         * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
14427         has been put on the stack, all remaining co-processory arguments for
14428         that co-processor also go on the stack.
14430         2009-03-05  Joseph Myers  <joseph@codesourcery.com>
14432         * config/arm/arm.c (arm_return_in_memory): Handle returning
14433         vectors of suitable size in registers also for AAPCS case.
14435         2009-01-13  Richard Earnshaw <rearnsha@arm.com>
14437         * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
14439         2008-12-09  Richard Earnshaw <rearnsha@arm.com>
14441         ARM Hard-VFP calling convention
14442         * target-def.h (TARGET_LIBCALL_VALUE): New hook.
14443         * target.h (gcc_target): Add libcall_value to table of call hooks.
14444         * targhooks.h (default_libcall_value): Default implementation.
14445         * targhooks.c (default_libcall_value): Likewise.
14446         * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
14447         * optabs.c (expand_unop): Use it.
14448         * expr.h (hard_libcall_value): Pass the function RTX through.
14449         * calls.c (emit_library_call_value_1): Update call to
14450         hard_libcall_value.
14451         * explow.c (hard_libcall_value): Use new target hook.
14452         * config/arm/arm.c: Include cgraph.h
14453         (TARGET_FUNCTION_VALUE): Override default hook.
14454         (arm_pcs_default): New variable.
14455         (arm_override_options): Don't fault hard calling convention with VFP.
14456         Add support for AAPCS variants.
14457         (arm_function_value): Make static.  Handle AAPCS variants.
14458         (arm_libcall_value): New function.
14459         (arm_apply_result_size): Handle VFP registers in results.
14460         (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
14461         conventions.
14462         (pcs_attribute_args): New variable.
14463         (arm_pcs_from_attribute): New function.
14464         (arm_get_pcs_model): New function.
14465         (aapcs_vfp_cum_init): New function.
14466         (aapcs_vfp_sub_candidate): New function.
14467         (aapcs_vfp_is_return_candidate): New function.
14468         (aapcs_vfp_is_call_candidate): New function.
14469         (aapcs_vfp_allocate): New function.
14470         (aapcs_vfp_allocate_return_reg): New function.
14471         (aapcs_vfp_advance): New function.
14472         (aapcs_cp_arg_layout): New variable.
14473         (aapcs_select_call_coproc): New function.
14474         (aapcs_select_return_coproc): New function.
14475         (aapcs_allocate_return_reg): New function.
14476         (aapcs_libcall_value): New function.
14477         (aapcs_layout_arg): New function.
14478         (arm_init_cumulative_args): Initialize AAPCS args data.
14479         (arm_function_arg): Handle AAPCS variants using new interface.
14480         (arm_arg_parital_bytes): Likewise.
14481         (arm_function_arg_advance): New function.
14482         (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
14483         calling conventions.
14484         (arm_setup_incoming_varargs): Handle new AAPCS args data.
14485         * arm.h (NUM_VFP_ARG_REGS): Define.
14486         (LIBCALL_VALUE): Update.
14487         (FUNCTION_VALUE): Delete.
14488         (FUNCTION_VALUE_REGNO_P): Add VFP regs.
14489         (arm_pcs): New enum.
14490         (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
14491         (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
14492         (FUNCTION_ARG_REGNO_P): Add VFP regs.
14493         * arm-protos.h (arm_function_arg_advance): Add.
14494         (aapcs_libcall_value): Add.
14495         (arm_function_value): Delete.
14497 2009-08-06  Uros Bizjak  <ubizjak@gmail.com>
14498             H.J. Lu  <hongjiu.lu@intel.com>
14500         PR target/40957
14501         * config/i386/i386.c (standard_sse_mode_p): Remove.
14502         (standard_sse_constant_p): Return 2 for integer mode
14503         vector_all_ones_operand when SSE2 is enabled.
14504         (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
14505         (ix86_expand_vector_move): Do not check for negative values from
14506         standard_sse_constant_p.
14508 2009-08-06  Richard Guenther  <rguenther@suse.de>
14510         * tree-ssa.c (useless_type_conversion_p_1): Make function and
14511         array type comparisons frontend independent.
14512         * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
14513         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
14514         out array reference lower bound and element size operands.
14515         (ao_ref_init_from_vn_reference): Properly compute the offset
14516         for ARRAY_RANGE_REF.
14517         (vn_reference_fold_indirect): Fill out array reference lower
14518         bound and element size operands.
14519         * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
14520         a non gimple valued reference operand which can happen for
14521         array reference lower bound or element size.
14522         (create_component_ref_by_pieces_1): Properly generate the
14523         element size operand for array references.
14525 2009-08-06  Richard Guenther  <rguenther@suse.de>
14527         PR tree-optimization/40964
14528         * tree.c (iterative_hash_host_wide_int): Export.
14529         * tree.h (iterative_hash_host_wide_int): Declare.
14530         * tree-ssa-structalias.c (heapvar_map): New struct.
14531         (heapvar_map_eq): New function.
14532         (heapvar_map_hash): Likewise.
14533         (heapvar_lookup): Adjust.
14534         (heapvar_insert): Likewise.
14535         (make_constraint_from_heapvar): Allow multiple heap variables
14536         per decl at different offsets.
14537         (init_alias_heapvars): Adjust.
14539 2009-08-04  David Daney  <ddaney@caviumnetworks.com>
14541         * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
14542         * mips_output_sync_loop (mips_output_sync_loop): Only emit
14543         trailing sync if TARGET_SYNC_AFTER_SC.
14545 2009-08-05  David Daney  <ddaney@caviumnetworks.com>
14547         * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
14548         compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
14549         sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
14550         sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
14551         sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
14552         sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
14553         sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14554         sync_new_nand<mode>, sync_lock_test_and_set<mode>,
14555         test_and_set_12): Rewrite calls to mips_output_sync_loop.
14556         * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
14557         the prototype declaration match the definition.
14558         * gcc/config/mips/mips.c (mips_output_sync_loop):  Emit sync
14559         instructions explicitly.  Add barrier_before and operands
14560         parameters.
14561         * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
14562         MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
14563         MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
14564         MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
14565         MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
14566         MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
14568 2009-08-05  Andrew Pinski  <pinskia@gmail.com>
14570         * tree-ssa-alias.c: Fix intervals to use [) syntax.
14572 2009-08-05  Uros Bizjak  <ubizjak@gmail.com>
14573             Mikulas Patocka  <mikulas@artax.karlin.mff.cuni.cz>
14575         PR target/40906
14576         * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
14577         source operand.
14579 2009-08-05  Jakub Jelinek  <jakub@redhat.com>
14581         PR rtl-optimization/40924
14582         * dse.c (canon_address): Before calling cselib_expand_value_rtx
14583         make sure canon_rtx (mem_address) isn't simpler than
14584         canon_rtx (expanded_mem_address).
14586 2009-08-05  Li Feng  <nemokingdom@gmail.com>
14588         * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
14589         for each poly_bb_p.
14590         (build_scop_drs): Build alias set for each SCoP.
14592 2009-08-04  Sandra Loosemore  <sandra@codesourcery.com>
14594         * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
14595         * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
14596         * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
14597         (MIPS_ARCH_FLOAT_SPEC): Likewise.
14598         (BASE_DRIVER_SELF_SPECS): Likewise.
14600 2009-08-04  Andrew Pinski  <pinskia@gmail.com>
14602         * tree-ssa-alias.c: Fix some comment typos.
14604 2009-08-04  Kaz Kojima  <kkojima@gcc.gnu.org>
14606         * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
14607         ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
14609 2009-08-03  Janis Johnson  <janis187@us.ibm.com>
14611         PR c/39902
14612         * simplify-rtx.c (simplify_binary_operation_1): Disable
14613         simplifications for decimal float operations.
14615 2009-08-03  Jakub Jelinek  <jakub@redhat.com>
14617         PR middle-end/40943
14618         * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
14619         operand of INDIRECT_REF.
14621 2009-08-03  Uros Bizjak  <ubizjak@gmail.com>
14623         * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
14624         constants referencing TLS symbols.
14626 2009-08-03  SUGIOKA Toshinobu  <sugioka@itonet.co.jp>
14628         * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
14629         __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
14631 2009-08-03  Richard Guenther  <rguenther@suse.de>
14633         * tree.c (make_vector_type): Build a main variant first,
14634         get the canonical one and then build the variant.
14635         * tree-ssa.c (useless_type_conversion_p_1): Handle
14636         fixed-point types.
14637         (useless_type_conversion_p): Conversions to pointers to
14638         incomplete record types are useless.
14640 2009-08-03  Richard Guenther  <rguenther@suse.de>
14642         * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
14643         file will be created.
14644         * omp-low.c (pass_diagnose_omp_blocks): Likewise.
14645         * toplev.c (compile_file): Adjust comment.
14647 2009-08-03  Kaz Kojima  <kkojima@gcc.gnu.org>
14649         * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
14650         * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
14651         (TARGET_PROMOTE_FUNCTION_MODE): Define.
14652         (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14653         (sh_promote_function_mode): Fix typo.
14655 2009-08-03  Andreas Krebbel  <krebbel1@de.ibm.com>
14657         * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
14659 2009-08-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14661         * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
14662         declaration arguments.
14664 2009-08-02  Uros Bizjak  <ubizjak@gmail.com>
14666         * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
14667         of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
14668         (ix86_split_ashl): Ditto.
14669         (ix86_expand_vector_init_one_nonzero): Ditto.
14670         (ix86_expand_vector_set): Ditto.
14671         (ix86_expand_reduc_v4sf): Ditto.
14673 2009-08-02  Paolo Bonzini  <bonzini@gnu.org>
14675         * explow.c (promote_function_mode): Remove assert.
14676         * config/sh/sh.c (sh_promote_function_mode): Declare.
14678 2009-08-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14680         * config/pa/pa.c (pa_promote_function_mode): Declare.
14681         Change to static.  Fix promote_mode call.
14683         * gthr-dce.h (CONST_CAST2): Define if not defined.
14684         (__gthread_setspecific): Use CONST_CAST2 to fix warning.
14686         * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
14688 2009-08-01  Paolo Bonzini  <bonzini@gnu.org>
14690         * expr.c (store_constructor): Use promote_decl_mode.  Remove
14691         now write-only variable unsignedp.
14692         (expand_expr_real_1): Use promote_decl_mode.
14693         * expr.h (promote_function_mode, promote_decl_mode): New.
14694         (promote_mode): Remove last argument.
14695         * function.c (assign_temp): Drop last argument of promote_mode.
14696         (assign_parm_find_data_types): Use promote_function_mode.
14697         (assign_parm_setup_reg): Likewise.
14698         (expand_function_end): Use promote_function_mode.
14699         * calls.c (initialize_argument_information): Use promote_function_mode.
14700         (precompute_arguments): Use promote_mode instead of checking if
14701         only PROMOTE_FUNCTION_MODE is defined.
14702         (expand_call): When making sibcall decisions, use promote_function_mode.
14703         Below, remove an if for targetm.calls.promote_function_return and
14704         and use promote_function_mode.
14705         (emit_library_call_value_1): Use promote_function_mode, fix bug
14706         where promote_mode was passed FOR_CALL == 0 for a return value in an
14707         assertion.
14708         * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14709         * explow.c (promote_function_mode, promote_decl_mode): New.
14710         (promote_mode): Keep only the FOR_CALL == 0 case.
14711         * combine.c (setup_incoming_promotion): Remove test of
14712         promote_function_args.  Use promote_function_mode.
14713         * stmt.c (expand_value_return): Use promote_decl_mode.
14714         (expand_decl): Use promote_decl_mode.
14716         * expr.c (store_constructor): Use promote_decl_mode.  Remove
14717         now write-only variable unsignedp.
14718         (expand_expr_real_1): Use promote_decl_mode.
14719         * expr.h (promote_function_mode, promote_decl_mode): New.
14720         (promote_mode): Remove last argument.
14721         * function.c (assign_temp): Drop last argument of promote_mode.
14722         (assign_parm_find_data_types): Use promote_function_mode.
14723         (assign_parm_setup_reg): Likewise.
14724         (expand_function_end): Use promote_function_mode.
14725         * calls.c (initialize_argument_information): Use promote_function_mode.
14726         (precompute_arguments): Use promote_mode instead of checking if
14727         only PROMOTE_FUNCTION_MODE is defined.
14728         (expand_call): When making sibcall decisions, use promote_function_mode.
14729         Below, remove an if for targetm.calls.promote_function_return and
14730         and use promote_function_mode.
14731         (emit_library_call_value_1): Use promote_function_mode, fix bug
14732         where promote_mode was passed FOR_CALL == 0 for a return value in an
14733         assertion.
14734         * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14735         * explow.c (promote_function_mode, promote_decl_mode): New.
14736         (promote_mode): Keep only the FOR_CALL == 0 case.
14737         * combine.c (setup_incoming_promotion): Remove test of
14738         promote_function_args.  Use promote_function_mode.
14739         * stmt.c (expand_value_return): Use promote_decl_mode.
14740         (expand_decl): Use promote_decl_mode.
14742         * explow.c (promote_function_mode): Just call the target hook.
14743         * targhooks.c (default_promote_function_mode,
14744         default_promote_function_mode_always_promote): New.
14745         * targhooks.h (default_promote_function_mode,
14746         default_promote_function_mode_always_promote): Declare.
14747         * target.h (promote_function_args, promote_function_return): Remove.
14748         (promote_function_mode): New.
14749         * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
14750         TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14751         (TARGET_PROMOTE_FUNCTION_MODE): New.
14752         (TARGET_CALLS): Adjust.
14753         * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
14754         TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
14756         * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
14757         * config/s390/s390.c (s390_promote_function_mode): ... here,
14758         with pointer handling.
14759         (TARGET_PROMOTE_FUNCTION_MODE): Define.
14760         (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14762         * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
14763         * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
14764         with pointer handling.
14765         (TARGET_PROMOTE_FUNCTION_MODE): Define.
14766         (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14768         * config/sh/sh-protos.h (sh_promote_function_mode): New.
14769         * config/sh/sh.c (sh_promote_function_mode): New.
14770         (TARGET_PROMOTE_FUNCTION_MODE): Define.
14771         (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14773         * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
14774         * config/cris/cris.c (cris_promote_function_mode): ... here.
14775         (TARGET_PROMOTE_FUNCTION_MODE): Define.
14776         (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14778         * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
14779         * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
14780         (TARGET_PROMOTE_FUNCTION_MODE): Define.
14781         (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14783         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
14784         * config/arm/arm.c (arm_promote_function_mode): ... here, without
14785         complex type handling.
14786         (TARGET_PROMOTE_FUNCTION_MODE): Define.
14787         (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14789         * config/pa/pa.c (pa_promote_function_mode): New.
14790         (TARGET_PROMOTE_FUNCTION_MODE): Define.
14791         (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14793         * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
14794         TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14795         (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
14796         * config/xtensa/xtensa.c: Likewise.
14797         * config/stormy16/stormy16.c: Likewise.
14798         * config/iq2000/iq2000.c: Likewise.
14799         * config/rs6000/rs6000.c: Likewise.
14800         * config/picochip/picochip.c: Likewise.
14801         * config/arc/arc.c: Likewise.
14802         * config/mcore/mcore.c: Likewise.
14803         * config/score/score.c: Likewise.
14804         * config/mips/mips.c: Likewise.
14805         * config/bfin/bfin.c: Likewise.
14806         * config/ia64/ia64.c: Likewise (disabled though).
14808         * config/frv/frv.h: Remove pointless remark.
14810         * doc/tm.texi (PROMOTE_FUNCTION_MODE,
14811         TARGET_PROMOTE_FUNCTION_ARGS,
14812         TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
14813         (TARGET_PROMOTE_FUNCTION_MODE): ... this.
14815 2009-08-01  Sebastian Pop  <sebastian.pop@amd.com>
14817         * doc/invoke.texi (-fgraphite-force-parallel): Renamed
14818         -floop-parallelize-all.
14819         * toplev.c (process_options): Rename flag_graphite_force_parallel to
14820         flag_loop_parallelize_all.
14821         * tree-ssa-loop.c (gate_graphite_transforms): Same.
14822         * graphite.c (graphite_transform_loops): Same.
14823         * common.opt: Same.
14824         * graphite-poly.c (apply_poly_transforms): Same.
14826 2009-07-31  Richard Earnshaw  <rearnsha@arm.com>
14828         PR tree-optimization/40914
14829         * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14830         if set, then check the delta field of the PMF record.
14831         (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14832         (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14833         call is stored in the delta.
14835 2009-07-31  Adam Nemet  <anemet@caviumnetworks.com>
14837         * config/mips/mips.md (*clear_upper32_dext): New pattern.
14839 2009-07-31  Uros Bizjak  <ubizjak@gmail.com>
14841         * config/i386/bsd.h (ASM_BYTE): New define.
14842         * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14843         * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14844         .byte.  Use fputs or putc instead of fprintf where appropriate.
14845         * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte.  Use
14846         fputs or putc instead of fprintf where appropriate.
14847         * config/i386/i386elf.h: Ditto.
14848         * config/i386/sysv4.h: Ditto.
14850         * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14851         * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14852         (*tls_global_dynamic_64): Ditto.
14854 2009-07-31  Christian Bruel  <christian.bruel@st.com>
14856         * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14858 2009-07-31  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
14860         * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14861         Remove dead code for MINUS.
14863 2009-07-31  Anthony Green  <green@moxielogic.com>
14865         * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14866         $r12 in prologue.
14867         (moxie_expand_epilogue): Ditto for epilogue.
14868         (moxie_setup_incoming_varargs): ABI change.  Use 5 registers for
14869         incoming arguments.
14870         (moxie_function_arg): Ditto.
14871         (moxie_pass_by_reference): Ditto.
14872         (moxie_arg_partial_bytes): Ditto.
14873         * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14874         (FUNCTION_ARG_ADVANCE) Ditto.
14875         (REG_PARM_STACK_SPACE) Ditto.
14876         (FUNCTION_ARG_REGNO_P) Dito.
14878         * config.gcc: Add moxie linux config support.
14879         * gcc/config/moxie/uclinux.h: New file.
14881 2009-07-31  DJ Delorie  <dj@redhat.com>
14883         * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14884         (UNSPECV_SP_SWITCH_E): New.
14885         (sp_switch_1): Change to an unspec.
14886         (sp_switch_2): Change to an unspec.  Don't use post-inc when we
14887         replace $r15.
14888         * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14889         reference the new stack's address
14891 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14893         * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14894         graphite-clast-to-gimple.o, graphite-dependences.o,
14895         graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14896         graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14897         (graphite-blocking.o,
14898         graphite-clast-to-gimple.o, graphite-dependences.o,
14899         graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14900         graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14901         * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14902         * cfgloop.h (struct loop): Add can_be_parallel field.
14903         * common.opt (fgraphite-identity): Moved up.
14904         (fgraphite-force-parallel): New flag.
14905         * graphite.c: Rewrite.
14906         * graphite.h: Rewrite.
14907         * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14908         after Graphite.
14909         * toplev.c (graphite_out_file): New file descriptor.
14910         (graphite_in_file): New.
14911         (process_options): flag_graphite_force_parallel cannot be used without
14912         Graphite.
14913         * tree-ssa-loop.c: Include toplev.h.
14914         (gate_graphite_transforms): Enable flag_graphite for
14915         flag_graphite_force_parallel.
14917 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14919         * ChangeLog.graphite: New.
14920         * graphite-blocking.c: New.
14921         * graphite-clast-to-gimple.c: New.
14922         * graphite-clast-to-gimple.h: New.
14923         * graphite-dependences.c: New.
14924         * graphite-dependences.h: New.
14925         * graphite-interchange.c: New.
14926         * graphite-poly.c: New.
14927         * graphite-poly.h: New.
14928         * graphite-ppl.c: New.
14929         * graphite-ppl.h: New.
14930         * graphite-scop-detection.c: New.
14931         * graphite-scop-detection.h: New.
14932         * graphite-sese-to-poly.c: New.
14933         * graphite-sese-to-poly.h: New.
14934         * sese.c: New.
14935         * sese.h: New.
14937 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14939         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14940         * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14942 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14944         * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14945         (scev_is_linear_expression): Return false if the evolution is not
14946         affine multivariate.
14948 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14950         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14951         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14953 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14955         * tree-data-ref.c (debug_data_references): New.
14956         (debug_data_reference): New.
14957         * tree-data-ref.h (debug_data_references): Declared.
14958         (debug_data_reference): Declared.
14960 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14962         * tree-data-ref.c (stmt_simple_memref_p: Removed.
14963         * tree-data-ref.h (scop_p): Removed.
14964         (struct data_reference): Remove field scop.
14965         (DR_SCOP): Removed.
14966         (stmt_simple_memref_p): Removed.
14968 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14970         * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14971         * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14972         basic block empty.
14974 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14976         * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14978 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14980         * doc/invoke.texi (-fgraphite-identity): Documented.
14982 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14984         * tree-scalar-evolution.c: Fix comment.
14985         (instantiate_scev_1): Return unknow from scev instantiation if the
14986         result is not above instantiate_below.
14988 2009-07-30  Sebastian Pop  <sebastian.pop@amd.com>
14990         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14991         static anymore.  Instantiate the symbols that may have been introduced
14992         by chrec_apply.
14993         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14994         Declared.
14996 2009-07-30  DJ Delorie  <dj@redhat.com>
14998         * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14999         .vliw directive to VLIW sections.
15001 2009-07-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15003         * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
15004         New variables.
15005         ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
15006         (AUTOHEADER): New variable.
15007         ($(srcdir)/cstamp-h.in): Use it.
15009 2009-07-30  Michael Meissner  <meissner@linux.vnet.ibm.com>
15010             Pat Haugen  <pthaugen@us.ibm.com>
15011             Revital Eres <ERES@il.ibm.com>
15013         * config/rs6000/vector.md (VEC_F): Add VSX support.
15014         (VEC_A): Ditto.
15015         (VEC_N): Ditto.
15016         (mov<mode>): Ditto.
15017         (vector_load_<mode>): Ditto.
15018         (vector_store_<mode>): Ditto.
15019         (vector GPR move split): Ditto.
15020         (vec_reload_and_plus_<mptrsize>): Ditto.
15021         (vec_reload_and_reg_<mptrsize>): Ditto.
15022         (add<mode>3): Ditto.
15023         (sub<mode>3): Ditto.
15024         (mul<mode>3): Ditto.
15025         (neg<mode>2): Ditto.
15026         (abs<mode>2): Ditto.
15027         (smin<mode>3): Ditto.
15028         (smax<mode>3): Ditto.
15029         (vector_eq<mode>): Ditto.
15030         (vector_gt<mode>): Ditto.
15031         (vector_ge<mode>): Ditto.
15032         (vector_gtu<mode>): Ditto.
15033         (vector_select_<mode>_uns): Ditto.
15034         (vector_eq_<mode>_p): Ditto.
15035         (vector_gt_<mode>_p): Ditto.
15036         (vector_ge_<mode>_p): Ditto.
15037         (vector_gtu_<mode>_p): Ditto.
15038         (cr6_test_for_zero): Ditto.
15039         (cr6_test_for_zero_reverse): Ditto.
15040         (cr6_test_for_lt): Ditto.
15041         (cr6_test_for_lt_reverse): Ditto.
15042         (xor<mode>3): Ditto.
15043         (ior<mode>3): Ditto.
15044         (and<mode>3): Ditto.
15045         (one_cmpl<mode>2): Ditto.
15046         (nor<mode>2): Ditto.
15047         (andc<mode>2): Ditto.
15048         (float<VEC_int<mode>2): Ditto.
15049         (unsigned_float<VEC_int><mode>2): Ditto.
15050         (fix_trunc<mode><VEC_int>2): Ditto.
15051         (fixuns_trunc<mode><VEC_int>2): Ditto.
15052         (vec_init<mode>):
15053         (vec_set<mode>): Ditto.
15054         (vec_extract<mode>): Ditto.
15055         (vec_interleave_highv4sf): Ditto.
15056         (vec_interleave_lowv4sf): Ditto.
15057         (vec_realign_load_<mode>): Ditto.
15058         (vec_shl_<mode>): Ditto.
15059         (vec_shr_<mode>): Ditto.
15060         (div<mode>3): New patterns for VSX.
15061         (vec_interleave_highv2df): Ditto.
15062         (vec_interleave_lowv2df): Ditto.
15063         (vec_pack_trunc_v2df): Ditto.
15064         (vec_pack_sfix_trunc_v2df): Ditto.
15065         (vec_pack_ufix_trunc_v2df): Ditto.
15066         (vec_unpacks_hi_v4sf): Ditto.
15067         (vec_unpacks_lo_v4sf): Ditto.
15068         (vec_unpacks_float_hi_v4si): Ditto.
15069         (vec_unpacks_float_lo_v4si): Ditto.
15070         (vec_unpacku_float_hi_v4si): Ditto.
15071         (vec_unpacku_float_lo_v4si): Ditto.
15072         (movmisalign<mode>): Ditto.
15073         (vector_ceil<mode>2): New patterns for vectorizing math library.
15074         (vector_floor<mode>2): Ditto.
15075         (vector_btrunc<mode>2): Ditto.
15076         (vector_copysign<mode>3): Ditto.
15078         * config/rs6000/predicates.md (easy_vector_constant_msb): New
15079         predicate for setting the high bit in each word, used for copysign.
15081         * config/rs6000/ppc-asm.h (f19): Whitespace.
15082         (f32-f63): Define if VSX.
15083         (v0-v31): Define if Altivec.
15084         (vs0-vs63): Define if VSX.
15086         * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
15088         * config/rs6000/power7.md: New file, provide tuning parameters for
15089         -mcpu=power7.
15091         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
15092         (rs6000_cpu_cpp_builtins): Ditto.
15093         (altivec_overloaded_builtins): Ditto.
15094         (altivec_resolve_overloaded_builtin): Ditto.
15096         * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
15097         debug switch to disable vectorizing simple math builtin
15098         functions.
15100         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
15101         Vectorize simple math builtin functions.
15102         (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15103         hook to vectorize math builtins.
15104         (rs6000_override_options): Enable -mvsx on -mcpu=power7.
15105         (rs6000_builtin_conversion): Add VSX/power7 support.
15106         (rs6000_builtin_vec_perm): Ditto.
15107         (vsplits_constant): Add support for loading up a vector constant
15108         with just the high bit set in each part.
15109         (rs6000_expand_vector_init): Add VSX/power7 support.
15110         (rs6000_expand_vector_set): Ditto.
15111         (rs6000_expand_vector_extract): Ditto.
15112         (rs6000_emit_move): Ditto.
15113         (bdesc_3arg): Ditto.
15114         (bdesc_2arg): Ditto.
15115         (bdesc_1arg): Ditto.
15116         (rs6000_expand_ternop_builtin): Ditto.
15117         (altivec_expand_builtin): Ditto.
15118         (rs6000_expand_unop_builtin): Ditto.
15119         (rs6000_init_builtins): Ditto.
15120         (altivec_init_builtins): Ditto.
15121         (builtin_function_type): Ditto.
15122         (rs6000_common_init_builtins): Ditto.
15123         (rs6000_handle_altivec_attribute); Ditto.
15124         (rs6000_mangle_type): Ditto.
15125         (rs6000_vector_mode_supported_p): Ditto.
15126         (rs6000_mode_dependent_address): Altivec addresses with AND -16
15127         are mode dependent.
15129         * config/rs6000/vsx.md: New file for VSX support.
15131         * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
15132         identifing values with just the most significant bit set.
15133         (enum rs6000_builtins): Add builtins for VSX.  Add simple math
15134         vectorized builtins.
15136         * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
15137         (UNSPEC_VRFIM): Delete.
15138         (splitter for loading up vector with most significant bit): New
15139         splitter for vectorizing copysign.
15140         (altivec_vrfiz): Rename from altivec_fturncv4sf2.  Add support for
15141         vectorizing simple math functions.
15142         (altivec_vrfip): Add support for vectorizing simple math functions.
15143         (altivec_vrfim): Ditto.
15144         (altivec_copysign_v4sf3): New insn for Altivec copysign support.
15146         * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
15147         (power7.md, vsx.md): Include for power7 support.
15148         (copysigndf3): Use VSX instructions if -mvsx.
15149         (negdf2_fpr): Ditto.
15150         (absdf2_fpr): Ditto.
15151         (nabsdf2_fpr): Ditto.
15152         (adddf3_fpr): Ditto.
15153         (subdf3_fpr): Ditto.
15154         (muldf3_fpr): Ditto.
15155         (divdf3_fpr): Ditto.
15156         (fix_truncdfdi2_fpr): Ditto.
15157         (cmpdf_internal1): Ditto.
15158         (fred, fred_fpr): Convert into expander/insn to add VSX support.
15159         (btruncdf2, btruncdf2_fpr): Ditto.
15160         (ceildf2, ceildf2_fpr): Ditto.
15161         (floordf2, floordf2_fpr): Ditto.
15162         (floatdidf2, floatdidf2_fpr): Ditto.
15163         (fmadddf4_fpr): Name insn.  Use VSX instructions if -mvsx.
15164         (fmsubdf4_fpr): Ditto.
15165         (fnmadddf4_fpr_1): Ditto.
15166         (fnmadddf4_fpr_2): Ditto.
15167         (fnmsubdf4_fpr_1): Ditto.
15168         (fnmsubdf4_fpr_2): Ditto.
15169         (fixuns_truncdfdi2): Add expander for VSX support.
15170         (fix_truncdfdi2): Ditto.
15171         (fix_truncdfsi2): Ditto.
15172         (ftruncdf2): Ditto.
15173         (btruncsf2): Whitespace.
15174         (movdf_hardfloat32): Add support for VSX registers.
15175         (movdf_softfloat32): Ditto.
15176         (movdf_hardfloat64): Ditto.
15177         (movdf_hardfloat64_mfpgpr): Ditto.
15178         (movdf_softfloat64): Ditto.
15179         (movti splitters): Add check for vector registers supporting
15180         TImode in the future.
15181         (bpermd): Add power7 bpermd instruction.
15183         * config/rs6000/altivec.h (vec_div): Define if VSX.
15184         (vec_mul): Ditto.
15185         (vec_msub): Ditto.
15186         (vec_nmadd): Ditto.
15187         (vec_nearbyint): Ditto.
15188         (vec_rint): Ditto.
15189         (vec_sqrt): Ditto.
15190         (all predicates): Use the generic builtin function, and not the V4SF
15191         specific function so that the predicates will work with VSX's V2DF.
15192         (vec_all_*): Ditto.
15193         (vec_any_*): Ditto.
15195         * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
15196         Document new VSX functions and types.
15198         * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
15199         switches.
15201         * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
15202         "wa", and "j" constraints.  Modify "v" to talk about Altivec
15203         instead of just vector.
15205 2009-07-30  Andrew MacLeod  <amacleod@redhat.com>
15207         PR debug/26475
15208         * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
15209         location for phi arguments.
15210         (rewrite_update_phi_arguments): Find locations for reaching defs.
15211         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
15212         Add location to add_phi_arg calls.
15213         * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
15214         * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
15215         split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
15216         * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
15217         create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
15218         * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
15219         * tree-phinodes.c (make_phi_node): Initialize location.
15220         (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
15221         (add_phi_arg): Add location parameter.
15222         (remove_phi_arg_num): Move location when moving phi argument.
15223         * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
15224         location.
15225         * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
15226         slpeel_update_phi_nodes_for_guard1,
15227         slpeel_update_phi_nodes_for_guard2,
15228         slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
15229         vect_loop_versioning): Set locations.
15230         * tree-parloops.c (create_phi_for_local_result,
15231         transform_to_exit_first_loop, create_parallel_loop): Add locations.
15232         * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
15233         * tree-vect-loop.c (get_initial_def_for_induction,
15234         vect_create_epilog_for_reduction, vect_finalize_reduction): Add
15235         locations.
15236         * tree-flow-inline.h (gimple_phi_arg_location): New.  Return locus.
15237         (gimple_phi_arg_location_from_edge): New.  Return locus from an edge.
15238         (gimple_phi_arg_set_location): New.  Set locus.
15239         (gimple_phi_arg_has_location): New.  Check for locus.
15240         (redirect_edge_var_map_location): New.  Return locus from var_map.
15241         * tree-vect-data-refs.c (vect_setup_realignment): Set location.
15242         * tree-ssa-phiopt.c (conditional_replacement): Set locus when
15243         combining PHI arguments.
15244         (cond_store_replacement): Set location.
15245         * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
15246         * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
15247         scop_add_exit_phis_edge): Add locations.
15248         * tree-cfgcleanup.c (remove_forwarder_block,
15249         remove_forwarder_block_with_phi): Add locations.
15250         * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
15251         * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
15252         locations.
15253         * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
15254         * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
15255         flush_pending_stmts): Add source location.
15256         * lambda-code.c (perfect_nestify): Maintain location stack with argument
15257         stack to preserve locations.
15258         * tree-vect-stmts.c (vectorizable_load): Add location.
15259         * tree-inline.c (copy_phis_for_bb): Copy locus.
15260         (setup_one_parameter): Add call locus to inlined parameter stmts.
15261         (initialize_inlined_parameters): Pass in call location as parameter
15262         assignment locus.
15263         (tree_function_versioning): Pass location to setup_one_parameter.
15264         * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
15265         * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
15266         copy and edge lists.
15267         (insert_partition_copy_on_edge, insert_value_copy_on_edge,
15268         insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
15269         locus parameter and override the stmt default if provided.
15270         (new_elim_graph, clear_elim_graph, delete_elim_graph,
15271         elim_graph_add_edge, elim_graph_remove_succ_edge,
15272         FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
15273         elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
15274         eliminate_phi):  Add locus info in elimination graph for each edge and
15275         value copy.
15276         (insert_backedge_copies): Copy locus if present.
15277         * tree-flow.h (struct _edge_var_map): Add locus field.
15278         * tree-switch_conversions.c (fix_phi_nodes): Add locations.
15279         * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
15280         add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
15281         locations.
15282         * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
15284 2009-07-30  Martin Jambor  <mjambor@suse.cz>
15286         PR tree-optimization/40570
15287         * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
15288         use inlining loops.
15290 2009-07-30  Razya Ladelsky <razya@il.ibm.com>
15292         * ssa-loop-manip.c: Include langhooks.h.
15293         (rewrite_phi_with_iv): New.
15294         (rewrite_all_phi_nodes_with_iv): New.
15295         (canonicalize_loop_ivs): Move here from tree-parloops.c.
15296         Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
15297         * tree-parloops.c (loop_parallel_p): Move out all conditions
15298         except dependency check.
15299         (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
15300         (gen_parallel_loop): Call canonicalize_loop_ivs without
15301         reduction_list argument.
15302         (build_new_reduction): New.
15303         (gather_scalar_reductions): New.
15304         (try_get_loop_niter): New.
15305         (try_create_reduction_list): New.
15306         (parallleize_loops): Change the parallel conditions check.
15307         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
15308         * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
15310 2009-07-30  Dave Korn  <dave.korn.cygwin@gmail.com>
15312         * opt-functions.awk (opt_args): Allow argument to be enclosed in
15313         curly braces.
15314         * doc/options.texi (Option properties):  Mention new quoting syntax.
15316 2009-07-29  Douglas B Rupp  <rupp@gnat.com>
15318         * config/alpha/alpha.c (alpha_start_function):
15319         Handle VMS_DEBUG_MAIN_POINTER
15320         * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
15321         * doc/invoke.texi: Document -mdebug-main switch.
15323 2009-07-29  Richard Henderson  <rth@redhat.com>
15325         * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
15326         (cgraph_create_edge_including_clones): Likewise.
15327         * tree-inline.c (copy_bb): Operate on the correct edges
15328         when updating the callgraph.
15330 2009-07-29  Douglas B Rupp  <rupp@gnat.com>
15332         * config/alpha/vms-cc.c: Deleted.
15333         * config/alpha/vms-ld.c: Deleted.
15334         * config/alpha/t-vms64: Moved to config/vms
15335         * config/alpha/vms-crt0-64.c: Moved to config/vms
15336         * config/alpha/vms-crt0.c: Moved to config/vms
15337         * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
15338         * config/alpha/vms-psxcrt0.c: Moved to config/vms
15339         * config/alpha/xm-vms.h: Moved to config/vms
15340         * config/alpha/x-vms: Moved to config/vms
15341         * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
15342         config/vms/t-vms.
15343         * config/vms/t-vms: Moved here from config/alpha. Alpha specific
15344         parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
15345         (version): Set.
15346         * config/vms/t-vms64: Moved here from config/alpha
15347         * config/vms/vms-crt0-64.c: Moved here from config/alpha.
15348         (argc,argv,envp): Enforce 32bit malloc'ing.
15349         * config/vms/vms-psxcrt0-64.c: Likewise.
15350         * config/vms/vms-crt0.c: Moved here from config/alpha.
15351         * config/vms/vms-psxcrt0.c: Likewise.
15352         * config/vms/vms-crtl-64.h: New file.
15353         * config/vms/vms-crtl.h: New file.
15354         * config/vms/vms.opt: New file.
15355         * config/vms/xm-vms64.h: New file.
15356         * config/vms/xm-vms.h: Moved here from config/alpha.
15357         (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
15358         Set.
15359         * config/vms/x-vms: Moved here from config/alpha.
15360         (version, VMS_EXTRA_PARTS): Moved to t-vms.
15361         (vms-ld.o, vms-cc.o): Removed.
15362         (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
15364 2009-07-29  Douglas B Rupp  <rupp@gnat.com>
15366         * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
15367         correct stack (obvious VMS fix).
15369 2009-07-29  Douglas B Rupp  <rupp@gnat.com>
15371         * dwarf2out.c (output_file_names): Output VMS style file name, size,
15372         date, version info if VMS_DEBUGGING_INFO defined.
15373         * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
15374         size, date calculating code moved here.
15376 2009-07-29  Paul Brook  <paul@codesourcery.com>
15378         * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
15379         do_push/do_pop.
15381 2009-07-29  Uros Bizjak  <ubizjak@gmail.com>
15383         PR target/40577
15384         * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
15385         to DImode when generating insq_le insn.
15387 2009-07-28  Douglas B Rupp  <rupp@gnat.com>
15389         * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
15390         New macro set for VMS_DEBUGGGING_INFO.
15391         (AT_string_form): Use it.
15393 2009-07-28  DJ Delorie  <dj@redhat.com>
15395         * config/mep/mep.c (vtext_section): New.
15396         (vftext_section): New.
15397         (ftext_section): New.
15398         (mep_select_section): Add support for functions.
15399         (mep_unique_section): Likewise.
15400         (mep_asm_init_sections): Likewise.
15401         (mep_encode_section_info): Remove it from here.
15403         * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
15405 2009-07-28  Paolo Bonzini  <bonzinI@gnu.org>
15407         * tree.h (TREE_DEPRECATED): Document it is used for types too.
15408         (TYPE_VECTOR_OPAQUE): Use default_def_flag
15410 2009-07-28  Douglas B Rupp  <rupp@gnat.com>
15412         * dwarf2out.c (output_file_names): Test new macro
15413         DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
15414         (add_comp_dir_attribute): Likewise.
15416 2009-07-28  Kai Tietz  <kai.tietz@onevision.com>
15418         * config/i386/mingw-w64.h (LINK_SPEC): Add
15419         separating space between commands.
15421 2009-07-28  Jan Hubicka  <jh@suse.cz>
15423         PR tree-optimization/40759
15424         * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
15425         for renaming.
15427 2009-07-27  DJ Delorie  <dj@redhat.com>
15429         * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
15430         types are dword-aligned.
15431         (mep_expand_va_start): Likewise.
15433 2009-07-27  Olivier Hainque  <hainque@adacore.com>
15434             Douglas B Rupp  <rupp@gnat.com>
15436         * convert.c (convert_to_pointer): Don't assume the target
15437         pointer type is POINTER_SIZE long. Fetch its precision instead.
15439 2009-07-27  Douglas B Rupp  <rupp@gnat.com>
15441         * system.h (fopen): Undefine if macro.
15443 2009-07-27  Jakub Jelinek  <jakub@redhat.com>
15445         * dwarf2out.c (output_cfi_p): Removed.
15446         (output_cfis): New function.
15447         (output_fde): New function, split from output_call_frame_info.
15448         (output_call_frame_info): Use it.
15449         (dwarf2out_switch_text_section): Use output_cfis.
15451 2009-07-24  Kai Tietz  <kai.tietz@onevision.com>
15453         * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
15454         TARGET_BI_ARCH is specified without enabling SJLJ.
15455         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
15456         if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
15458 2009-07-26  Mikael Pettersson <mikpe@it.uu.se>
15460         * arm.md (negdi2): Use DImode if forcing a value into a register.
15462 2009-07-26  Ira Rosen  <irar@il.ibm.com>
15464         PR tree-optimization/40801
15465         * tree-vect-stmts.c (vectorizable_call): Get previous copy
15466         of vector operand from the previous copy of vector statement.
15467         Pass the correct definition type value to
15468         vect_get_vec_def_for_stmt_copy().
15470 2009-07-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15472         * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
15473         const char ** conversion.
15475 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15477         * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
15478         fancy_abort() if !ENABLE_ASSERT_CHECKING.
15479         (gcc_unreachable): Invoke __builtin_unreachable() if
15480         !ENABLE_ASSERT_CHECKING.
15482 2009-07-25  David Daney  <ddaney@caviumnetworks.com>
15484         PR rtl-optimization/40445
15485         * emit-rtl.c (next_nonnote_insn_bb): New function.
15486         * rtl.h (next_nonnote_insn_bb): Declare new function.
15487         * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
15488         with no successors that is the successor of the ENTRY_BLOCK.
15489         Continue from the top after removing an empty fallthrough block.
15490         * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
15491         of next_nonnote_insn.
15493 2009-07-25  David Daney  <ddaney@caviumnetworks.com>
15495         * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
15497 2009-07-25  Martin Jambor  <mjambor@suse.cz>
15499         * c-common.c (c_common_attribute_table): New element for noclone.
15500         (handle_noclone_attribute): New function. Forward-declare.
15501         * tree-inline.c (tree_versionable_function_p): Check for noclone
15502         attribute.
15503         * doc/extend.texi (Labels as Values): Document need for noclone.
15504         (Function Attributes): Document noclone attribute.
15506 2009-07-25  Jakub Jelinek  <jakub@redhat.com>
15508         PR rtl-optimization/34999
15509         * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
15510         and dw_fde_switched_cold_to_hot fields.
15511         (output_cfi_p): New function.
15512         (output_call_frame_info): If fde->dw_fde_switched_sections,
15513         output 2 FDEs instead of one with corrupted header.
15514         (dwarf2out_do_cfi_startproc): New function.
15515         (dwarf2out_begin_prologue): Use it.  Initialize fde->dw_fde_switch_cfi
15516         and fde->dw_fde_switched_cold_to_hot.
15517         (dwarf2out_switch_text_section): Compute
15518         fde->dw_fde_switched_cold_to_hot.  Switch to new text section here.
15519         If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
15520         dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
15521         Otherwise, compute fde->dw_fde_switch_cfi.
15523 2009-07-24  Cary Coutant  <ccoutant@google.com>
15525         * tree-cfg.c (assign_discriminator): Add explicit parentheses.
15527 2009-07-24  Cary Coutant  <ccoutant@google.com>
15529         * cfghooks.c (split_block): Copy discriminator to new block.
15530         * tree-cfg.c (assign_discriminator): Check location of last
15531         instruction in block as well as first.
15533 2009-07-24  Uros Bizjak  <ubizjak@gmail.com>
15535         * config/i386/linux.c: Use fputs or putc instead of fprintf
15536         where appropriate.
15537         * config/i386/gas.h: Ditto.
15538         * config/i386/x86-64.h: Ditto.
15539         * config/i386/att.h: Ditto.
15541 2009-07-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
15543         * expmed.c (emit_store_flag): Use a recursive call to optimize the
15544         xor case.
15546 2009-07-24  Martin Jambor  <mjambor@suse.cz>
15548         * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
15549         (ipa_push_func_to_list_1): Declare.
15550         (ipa_push_func_to_list): New function.
15552         * ipa-prop.c (ipa_push_func_to_list_1): New function.
15553         (ipa_init_func_list): Call ipa_push_func_to_list_1.
15554         (ipa_push_func_to_list): Removed.
15555         (ipa_pop_func_from_list): Clear node_enqueued flag.
15557 2009-07-24  Andreas Krebbel  <krebbel1@de.ibm.com>
15559         * config/s390/s390.c (override_options): Default
15560         max-unrolled-insns to 100 for z10 tuning.
15562 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
15564         * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
15565         tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
15566         tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
15567         tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
15568         tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
15569         tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
15570         lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
15572 2009-07-24  Kai Tietz  <kai.tietz@onevision.com>
15574         * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
15575         use default set in mingw32.h header.
15576         * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
15577         64-bit /mingw/include path.
15578         (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
15579         path.
15581 2009-07-23  Neil Vachharajani  <nvachhar@google.com>
15583         PR rtl-optimization/40209
15584         * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
15586 2009-07-23  Uros Bizjak  <ubizjak@gmail.com>
15588         * config/i386/i386.c: Use ASM_LONG instead of .long.  Concatenate
15589         ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
15590         with the rest of string where appropriate.  Use fputs or putc
15591         instead of fprintf where appropriate.
15593 2009-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
15594             Pat Haugen  <pthaugen@us.ibm.com>
15595             Revital Eres <ERES@il.ibm.com>
15597         * config/rs6000/vector.md: New file.  Move most of the vector
15598         expander support here from altivec.md to allow for the VSX vector
15599         unit in the future.  Add support for secondary_reload patterns.
15600         Rewrite the patterns for vector comparison, and vector comparison
15601         predicate instructions so that the RTL expresses the desired
15602         behavior, instead of using unspec.
15604         * config/rs6000/constraints.md ("f" constraint): Use
15605         rs6000_constraints to hold the precalculated register class.
15606         ("d" constraint): Ditto.
15607         ("wd" constraint): New constraint for VSX.
15608         ("wf" constraint): Ditto.
15609         ("ws" constraint): Ditto.
15610         ("wa" constraint): Ditto.
15611         ("wZ" constraint): Ditto.
15612         ("j" constraint): Ditto.
15614         * config/rs6000/predicates.md (vsx_register_operand): New
15615         predicate for VSX.
15616         (vfloat_operand): New predicate for vector.md.
15617         (vint_operand): Ditto.
15618         (vlogical_operand): Ditto.
15619         (easy_fp_constant): If VSX, 0.0 is an easy constant.
15620         (easy_vector_constant): Add VSX support.
15621         (altivec_indexed_or_indirect_operand): New predicate for
15622         recognizing Altivec style memory references with AND -16.
15624         * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
15625         for vector secondary reload support.
15626         (rs6000_vector_reg_class): Delete, replacing it with
15627         rs6000_constraints.
15628         (rs6000_vsx_reg_class): Ditto.
15629         (rs6000_constraints): New array to hold the register classes of
15630         each of the register constraints that can vary at runtime.
15631         (builtin_mode_to_type): New static array for builtin function type
15632         creation.
15633         (builtin_hash_table): New static hash table for builtin function
15634         type creation.
15635         (TARGET_SECONDARY_RELOAD): Define target hook.
15636         (TARGET_IRA_COVER_CLASSES): Ditto.
15637         (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
15638         registers are 128 bits if VSX memory reference instructions are used.
15639         (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
15640         unit is being used.
15641         (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
15642         (rs6000_debug_reg_global): Move -mdebug=reg statements here.
15643         Print several of the scheduling related parameters.
15644         (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
15645         rs6000_constraints instead of rs6000_vector_reg_class.  Move
15646         -mdebug=reg code to rs6000_debug_reg_global.  Add support for
15647         -mvsx-align-128 debug switch.  Drop testing float_p if VSX or
15648         Altivec.  Add VSX support.  Setup for secondary reload support on
15649         Altivec/VSX registers.
15650         (rs6000_override_options): Make power7 set the scheduling groups
15651         like the power5.  Add support for new debug switches to override
15652         the scheduling defaults.  Temporarily disable -mcpu=power7 from
15653         setting -mvsx.  Add support for debug switches -malways-hint,
15654         -msched-groups, and -malign-branch-targets.
15655         (rs6000_buitlin_conversion): Add support for returning unsigned
15656         vector conversion functions to fix regressions due to stricter
15657         type checking.
15658         (rs6000_builtin_mul_widen_even): Ditto.
15659         (rs6000_builtin_mul_widen_odd): Ditto.
15660         (rs6000_builtin_vec_perm): Ditto.
15661         (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
15662         (rs6000_expand_vector_init): Initial VSX support for using xxlxor
15663         to zero a register.
15664         (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
15665         generated upstream.
15666         (bdesc_3arg): Add builtins for unsigned types.  Add builtins for
15667         VSX types for bit operations.  Changes to accomidate vector.md.
15668         (bdesc_2arg): Ditto.
15669         (bdesc_1arg): Ditto.
15670         (struct builtin_description_predicates): Rewrite predicate
15671         handling so that RTL describes the operation, instead of passing
15672         the instruction to be used as a string argument.
15673         (bdesc_altivec_preds): Ditto.
15674         (altivec_expand_predicate_builtin): Ditto.
15675         (altivec_expand_builtin): Ditto.
15676         (rs6000_expand_ternop_builtin): Use a switch instead of an if
15677         statement for vsldoi support.
15678         (altivec_expand_ld_builtin): Change to use new names from vector.md.
15679         (altivec_expand_st_builtin): Ditto.
15680         (paired_expand_builtin): Whitespace changes.
15681         (rs6000_init_builtins): Add V2DF/V2DI types.  Initialize the
15682         builtin_mode_to_type table for secondary reload.  Call
15683         builtin_function_type to build random builtin functions.
15684         (altivec_init_builtins): Change to use builtin_function_type to
15685         create builtin function types dynamically as we need them.
15686         (builtin_hash_function): New support for hashing the tree types
15687         for builtin function as we need it, rather than trying to build
15688         all of the trees that we need.  Add initial preliminary VSX support.
15689         (builtin_function_type): Ditto.
15690         (builtin_function_eq): Ditto.
15691         (builtin_hash_struct): Ditto.
15692         (rs6000_init_builtins): Ditto.
15693         (rs6000_common_init_builtins): Ditto.
15694         (altivec_init_builtins): Ditto.
15695         (rs6000_common_init_builtins): Ditto.
15696         (enum reload_reg_type): New enum for simplifing reg classes.
15697         (rs6000_reload_register_type): Simplify register classes into GPR,
15698         Vector, and other registers.  Altivec and VSX addresses in reload.
15699         (rs6000_secondary_reload_inner): Ditto.
15700         (rs6000_ira_cover_classes): New target hook, that returns the
15701         appropriate cover classes, based on -mvsx being used or not.
15702         (rs6000_secondary_reload_class): Add VSX support.
15703         (get_vec_cmp_insn): Delete, rewrite vector conditionals.
15704         (get_vsel_insn): Ditto.
15705         (rs6000_emit_vector_compare): Rewrite vector conditional support
15706         so that where we can, we use RTL operators, instead of blindly use
15707         UNSPEC.
15708         (rs6000_emit_vector_select): Ditto.
15709         (rs6000_emit_vector_cond_expr): Ditto.
15710         (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
15711         (create_TOC_reference): Add -mdebug=addr support.
15712         (emit_frame_save): VSX loads/stores need register indexed addressing.
15714         * config/rs6000/rs6000.md: Include vector.md.
15716         * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
15718         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15719         support for V2DI, V2DF in logical, permute, select operations.
15721         * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
15722         switch for vsx/power7.
15723         (-mvsx-scalar-memory): Ditto.
15724         (-mvsx-align-128): Ditto.
15725         (-mallow-movmisalign): Ditto.
15726         (-mallow-df-permute): Ditto.
15727         (-msched-groups): Ditto.
15728         (-malways-hint): Ditto.
15729         (-malign-branch-targets): Ditto.
15731         * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
15732         hook instead.
15733         (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
15734         (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
15735         (rs6000_vector_reg_class): Delete.
15736         (rs6000_vsx_reg_class): Ditto.
15737         (enum rs6000_reg_class_enum): New enum for the constraints that
15738         vary based on target switches.
15739         (rs6000_constraints): New array to hold the register class for all
15740         of the register constraints that vary based on the switches used.
15741         (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
15742         (enum rs6000_builtins): Add unsigned varients for the builtin
15743         declarations returned by target hooks for expanding multiplies,
15744         select, and permute operations.  Add VSX builtins.
15745         (enum rs6000_builtin_type_index): Add entries for VSX.
15746         (V2DI_type_node): Ditto.
15747         (V2DF_type_node): Ditto.
15748         (unsigned_V2DI_type_node): Ditto.
15749         (bool_long_type_node): Ditto.
15750         (intDI_type_internal_node): Ditto.
15751         (uintDI_type_internal_node): Ditto.
15752         (double_type_internal_node): Ditto.
15754         * config/rs6000/altivec.md (whole file): Move all expanders to
15755         vector.md from altivec.md.  Rename insn matching functions to be
15756         altivec_foo.
15757         (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
15758         (altivec_vcmp*): Ditto.
15759         (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
15760         (VM): New iterator for moves that includes the VSX types.
15761         (altivec_vperm_<mode>): Add VSX types.  Add unsigned types.
15762         (altivec_vperm_<mode>_uns): New, for unsigned types.
15763         (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
15764         (altivec_eq<mode>): Ditto.
15765         (altivec_gt<mode>): Ditto.
15766         (altivec_gtu<mode>): Ditto.
15767         (altivec_eqv4sf): Ditto.
15768         (altivec_gev4sf): Ditto.
15769         (altivec_gtv4sf): Ditto.
15770         (altivec_vcmpbfp_p): Ditto.
15772 2009-07-23  Richard Earnshaw  <rearnsha@arm.com>
15774         * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
15775         unsigned HWI.
15777 2009-07-23  Uros Bizjak  <ubizjak@gmail.com>
15779         PR target/40832
15780         * config/i386/i386.c (output_387_ffreep): Rewrite to use
15781         ASM_SHORT instead of .word.
15782         * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
15783         instead of .word in asm template.
15785 2009-07-22  Vladimir Makarov  <vmakarov@redhat.com>
15787         PR target/37488
15788         * ira-lives.c (bb_has_abnormal_call_pred): New function.
15789         (process_bb_node_lives): Use it.
15791         * ira.c (setup_cover_and_important_classes): Don't setup
15792         ira_important_class_nums.  Add cover classes to the end of
15793         important classes.
15794         (cover_class_order, comp_reg_classes_func, reorder_important_classes):
15795         New.
15796         (find_reg_class_closure): Use reorder_important_classes.
15798         * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
15800         * config/i386/i386.c (i386_ira_cover_classes): New function.
15801         (TARGET_IRA_COVER_CLASSES): Redefine.
15803         * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
15804         importance of order of cover classes in the array.
15806 2009-07-22  Diego Novillo  <dnovillo@google.com>
15808         * tree-pass.h (TDF_EH): Define.
15809         * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
15810         contains TDF_EH, print the EH region number holding GS.
15811         * tree-dump.c (dump_options): Add "eh".
15812         * doc/invoke.texi: Document it.
15814 2009-07-22  Doug Kwan  <dougkwan@google.com>
15816         * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
15818 2009-07-22  Michael Matz  <matz@suse.de>
15820         PR tree-optimization/35229
15821         PR tree-optimization/39300
15823         * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15824         (inhibit_phi_insertion): New function.
15825         (insert_into_preds_of_block): Call it for REFERENCEs.
15826         (init_pre): Initialize and finalize scalar evolutions.
15827         * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15829 2009-07-22  Uros Bizjak  <ubizjak@gmail.com>
15831         * config/i386/predicates.md (zero_extended_scalar_load_operand):
15832         Use CONST_VECTOR_NUNITS to determine number of elements.
15834 2009-07-22  Andreas Krebbel  <krebbel1@de.ibm.com>
15836         * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15837         (U, W): Constraints are now deprecated and will be removed if we
15838         run out of letters.
15839         * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15840         the file.
15841         ("prefetch"): Add the stcmh instruction for prefetching.
15842         * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15843         changes.
15844         (s390_short_displacement): Return always true if compiling for
15845         machines not providing the long displacement facility.
15846         (s390_mem_constraint): Support the new constraint letter Z.
15847         (s390_check_qrst_address): New function.
15849 2009-07-21  DJ Delorie  <dj@redhat.com>
15851         * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15852         alone too.
15854 2009-07-21  Jason Merrill  <jason@redhat.com>
15856         * c-common.c (max_tinst_depth): Increase default to 1024.
15858 2009-07-21  Uros Bizjak  <ubizjak@gmail.com>
15860         * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15861         (vec_unpacku_float_lo_v4si): Ditto.
15863 2009-07-21  Uros Bizjak  <ubizjak@gmail.com>
15865         PR target/40811
15866         * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15867         (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15868         (builtin_description): Add __builtin_ia32_cvtudq2ps.
15869         (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15871 2009-07-21  Jakub Jelinek  <jakub@redhat.com>
15873         PR tree-optimization/40813
15874         * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15875         it.
15877 2009-07-21  Kaz Kojima  <kkojima@gcc.gnu.org>
15879         * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15880         with a NOP_EXPR if needed.
15882 2009-07-21  Paul Brook <paul@codesourcery.com>
15884         * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15885         Terminate debug dump with newline.
15887 2009-07-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15889         * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15890         Cast "1" to unsigned HOST_WIDE_INT.
15891         (compute_zdepdi_operands): Limit maximum length to 64 bits.  Limit
15892         deposit length to the maximum length - lsb.  Extend length if
15893         HOST_BITS_PER_WIDE_INT is 32.
15895 2009-07-20  Olatunji Ruwase <tjruwase@google.com>
15897         * cgraph.h (constant_pool_htab): New function.
15898         (constant_descriptor_tree): Move from varasm.c.
15899         * varasm.c (constant_pool_htab): New function.
15900         (constant_descriptor_tree): Move to cgraph.h.
15902 2009-07-20  Olatunji Ruwase  <tjruwase@google.com>
15904         * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15906 2009-07-20  Shujing Zhao  <pearly.zhao@oracle.com>
15908         * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15909         $(VARRAY_H).
15911 2009-07-20  Xinliang David Li  <davidxl@google.com>
15913         * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15915 2009-07-20  Adam Nemet  <anemet@caviumnetworks.com>
15917         * config/mips/mips.md (move_type): Add arith.
15918         (type): Handle arith.
15919         (zero_extendsidi2): Rename this into ...
15920         (*zero_extendsidi2): ... this.  Don't match if ISA_HAS_EXT_INS.
15921         (zero_extendsidi2): New expander.
15922         (*zero_extendsidi2_dext): New pattern.
15924 2009-07-20  Nick Clifton  <nickc@redhat.com>
15926         * config.gcc (mips64-*-*): Add definition of tm_defines in order
15927         to set MIPS_ABI_DEFAULT.
15928         * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15930 2009-07-20  Jakub Jelinek  <jakub@redhat.com>
15932         * tree-object-size.c (addr_object_size): Handle unions with
15933         array in it as last field of structs in __bos (, 1) as __bos (, 0).
15935         PR tree-optimization/40792
15936         * tree.c (build_function_type_skip_args): Remove bogus assert.
15938 2009-07-20  Jan Hubicka  <jh@suse.cz>
15939             Martin Jambor  <mjambor@suse.cz>
15941         * cgraph.h (combined_args_to_skip): New field.
15942         * cgraph.c (cgraph_create_virtual_clone): Properly handle
15943         combined_args_to_skip and args_to_skip.
15944         * tree-inline.c (update_clone_info): New function.
15945         (tree_function_versioning): Call update_clone_info.
15946         * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15947         functions.
15948         (cgraph_materialize_all_clones): More extensive dumping, working
15949         with combined_args_to_skip rather than args_to_skip.
15951 2009-07-20  Ira Rosen  <irar@il.ibm.com>
15953         * tree-vectorizer.h (vectorizable_condition): Add parameters.
15954         * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15955         (get_initial_def_for_reduction): Likewise.
15956         (vectorizable_reduction): Skip the check of first operand in case
15957         of COND_EXPR. Add check that it is outer loop vectorization if
15958         nested cycle was detected. Call vectorizable_condition() for
15959         COND_EXPR. If reduction epilogue cannot be created do not fail for
15960         nested cycles (if it is not double reduction). Assert that there
15961         is only one type in the loop in case of COND_EXPR. Call
15962         vectorizable_condition() to vectorize COND_EXPR.
15963         * tree-vect-stmts.c (vectorizable_condition): Update comment.
15964         Add parameters. Allow nested cycles if called from
15965         vectorizable_reduction(). Use reduction vector variable if provided.
15966         (vect_analyze_stmt): Call vectorizable_reduction() before
15967         vectorizable_condition().
15968         (vect_transform_stmt): Update call to vectorizable_condition().
15970 2009-07-20  Christian Bruel  <christian.bruel@st.com>
15972         * config/sh/sh.opt (-mfmovd): Resurrect and document.
15973         * doc/invoke.texi (-mfmovd): Likewise.
15974         * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15976 2009-07-20  Jan Hubicka  <jh@suse.cz>
15978         * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15979         when handling SSA name.
15981 2009-07-19  Jan Hubicka  <jh@suse.cz>
15983         PR tree-optimization/40676
15984         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15985         virtual PHIs in empty BBs.
15987 2009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
15989         * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15990         re-expanded the compound use gen_lowpart instead to convert to the
15991         desired mode.
15993 2009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
15995         * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15996         OUTER_CONST arguments.
15997         <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15998         the new wider mode will be masked off.
15999         (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
16001 2009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
16003         * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
16004         high-order bits are zero.
16006 2009-07-18  Adam Nemet  <anemet@caviumnetworks.com>
16008         * combine.c (simplify_shift_const_1): Split code to determine
16009         shift_mode into ...
16010         (try_widen_shift_mode): ... here.  Allow widening for ASHIFTRT if the
16011         new bits shifted in are identical to the old sign bit.
16013 2009-07-18  Richard Guenther  <rguenther@suse.de>
16015         PR c/40787
16016         * gimplify.c (gimplify_call_expr): Reject code using results from
16017         functions returning void.
16019 2009-07-18  Richard Sandiford  <r.sandiford@uk.ibm.com>
16021         * doc/md.texi: Document the new PowerPC "es" constraint.
16022         Document that "m" can include automodified addresses on this target,
16023         and explain how %U must be used.  Extend the "Q" and "Z" documentation
16024         to suggest "es" as well as "m".
16025         * config/rs6000/constraints.md (es): New memory constraint.
16026         (Q, Z): Update strings to match new documentation.
16028 2009-07-18  Richard Sandiford  <r.sandiford@uk.ibm.com>
16030         * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
16031         offset from virtual_stack_vars_rtx and arg_pointer_rtx.
16032         * config/rs6000/predicates.md (volatile_mem_operand): Use
16033         offsettable_nonstrict_memref_p.
16034         * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
16035         (*floatunssidf2_internal): Likewise.
16036         (*fix_truncdfsi2_internal): Likewise.
16037         (*fix_trunctfsi2_internal): Likewise.
16039 2009-07-17  Anatoly Sokolov  <aesok@post.ru>
16041         * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
16042         atmega32u2 devices.
16043         * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16045 2009-07-17  Richard Guenther  <rguenther@suse.de>
16047         PR c/40401
16048         * tree-pass.h (pass_diagnose_omp_blocks): Declare.
16049         (pass_warn_unused_result): Likewise.
16050         (TODO_set_props): Remove.
16051         * omp-low.c (diagnose_omp_structured_block_errors): Change to
16052         run as a pass.
16053         (pass_diagnose_omp_blocks): Define.
16054         * c-decl.c (pop_file_scope): Do not finalize the CU here.
16055         (c_gimple_diagnostics_recursively): Remove.
16056         (finish_function): Do not call it.
16057         (c_write_global_declarations): Continue after errors.
16058         Finalize the CU here.
16059         * c-gimplify.c (c_genericize): Do not gimplify here.
16060         * c-common.c (c_warn_unused_result): Move ...
16061         * tree-cfg.c (do_warn_unused_result): ... here.
16062         (run_warn_unused_result): New function.
16063         (gate_warn_unused_result): New function.
16064         (pass_warn_unused_result): New pass.
16065         * c-common.h (c_warn_unused_result): Remove.
16066         * flags.h (flag_warn_unused_result): Declare.
16067         * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
16068         * opts.c (flag_warn_unused_result): Initialize to false.
16069         * toplev.c (compile_file): Add comment.
16070         * omp-low.c (create_omp_child_function): Do not register
16071         the function with the frontend.
16072         (diagnose_omp_structured_block_errors): Prepare to be
16073         called as optimization pass.
16074         (gate_diagnose_omp_blocks): New function.
16075         (pass_diagnose_omp_blocks): New pass.
16076         * cgraph.h (cgraph_optimize): Remove.
16077         (cgraph_analyze_function): Likewise.
16078         * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
16079         * cgraphunit.c (cgraph_lower_function): Lower nested functions
16080         before their parents here.
16081         (cgraph_finalize_function): Not here.
16082         (cgraph_analyze_function): Gimplify functions here.
16083         (cgraph_finalize_compilation_unit): Continue after errors.
16084         Optimize the callgraph from here.
16085         (cgraph_optimize): Make static.
16086         * langhooks.c (write_global_declarations): Finalize the CU.
16087         * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
16088         (gimplify_function_tree): Assert we gimplify only once.
16089         Set PROP_gimple_any property.
16090         * tree-nested.c (gimplify_all_functions): New function.
16091         (lower_nested_functions): Gimplify all nested functions.
16092         * gimple.h (diagnose_omp_structured_block_errors): Remove.
16093         * passes.c (init_optimization_passes): Add pass_warn_unused_result
16094         and pass_diagnose_omp_blocks after gimplification.  Do not
16095         set TODO_set_props on all_lowering_passes.
16096         (execute_one_pass): Do not handle TODO_set_props.
16097         * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
16098         (gimplify.o): Add tree-pass.h dependency.
16099         * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
16100         (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
16101         (unsave_r): Likewise.
16102         * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
16103         temporary variable.
16105 2009-07-17  Sandra Loosemore  <sandra@codesourcery.com>
16107         * doc/service.texi (Service): Restore previously removed link,
16108         which isn't broken after all.
16110 2009-07-17  Richard Guenther  <rguenther@suse.de>
16112         PR tree-optimization/40321
16113         * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
16114         PHI nodes to the maximal set.
16115         (make_values_for_phi): Add PHI arguments to the maximal set.
16116         (execute_pre): Dump PHI_GEN and the maximal set.
16118 2009-07-17  Jakub Jelinek  <jakub@redhat.com>
16120         PR c++/40780
16121         * gimplify.c (gimplify_conversion): Don't change non-conversions into
16122         VIEW_CONVERT_EXPR.
16124 2009-07-16  Sandra Loosemore  <sandra@codesourcery.com>
16126         * doc/extend.texi (Nested Functions): Replace broken link with
16127         textual reference.
16128         * doc/service.texi (Service): Remove broken link.
16130 2009-07-16  H.J. Lu  <hongjiu.lu@intel.com>
16132         PR bootstrap/40781
16133         * builtins.c (expand_builtin_memcmp): Use loc instead of
16134         EXPR_LOCATION (exp).
16135         (expand_builtin_strncmp): Likewise.
16137 2009-07-17  Aldy Hernandez  <aldyh@redhat.com>
16138             Manuel López-Ibáñez  <manu@gcc.gnu.org>
16140         PR 40435
16141         * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
16142         builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
16143         tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
16144         c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
16145         calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
16146         tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
16147         tree-inline.c, c-common.c, c-common.h, gimple.c,
16148         tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
16149         convert.c: Add location argument to fold_{unary,binary,ternary},
16150         fold_build[123], build_call_expr, build_size_arg,
16151         build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
16152         fold_build1_initializer, fold_build2_initializer,
16153         fold_build3_initializer, fold_build_call_array,
16154         fold_build_call_array_initializer, fold_single_bit_test,
16155         omit_one_operand, omit_two_operands, invert_truthvalue,
16156         fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
16157         combine_comparisons, fold_builtin_*, fold_call_expr,
16158         build_range_check, maybe_fold_offset_to_address, round_up,
16159         round_down.
16161 2009-07-16  Jason Merrill  <jason@redhat.com>
16163         PR libstdc++/37907
16164         * c-common.c (c_common_reswords): Add __is_standard_layout
16165         and __is_trivial.
16166         * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
16167         * doc/implement-cxx.texi: New.
16168         * doc/gcc.texi: Include it.
16170 2009-07-16  DJ Delorie  <dj@redhat.com>
16172         * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
16173         compares that may be indirectly affected by previous instructions.
16175 2009-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
16177         * builtins.c (do_mpc_arg2): New.
16178         (fold_builtin_2): Fold builtin cpow.
16179         * real.h (HAVE_mpc_pow): New.
16181 2009-07-16  Bingfeng Mei  <bmei@broadcom.com>
16183         * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
16184         comparison to skip unprofitable schedule
16186 2009-07-16  Simon Baldwin  <simonb@google.com>
16188         * gcc.c (option_map): New flag -no-canonical-prefixes.
16189         * (display_help): Print help text for new flag.
16190         * (process_command): Move options translation and language specifics
16191         and handle new flag early.  Use it to set a function pointer to a
16192         prefix builder.  Replace make_relative_prefix calls with calls to
16193         the function pointed to.  Ignore new flag in regular options handling.
16194         * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
16196 2009-07-15  DJ Delorie  <dj@redhat.com>
16198         * config/mep/mep.md (sibcall_internal): Change register to avoid
16199         argument registers.
16200         (sibcall_value_internal): Likewise.
16202 2009-07-15  Eric Botcazou  <ebotcazou@adacore.com>
16204         PR rtl-optimization/40710
16205         * resource.c (mark_target_live_regs): Reset DF problem to LR.
16207 2009-07-15  Adam Nemet  <anemet@caviumnetworks.com>
16209         * config/mips/mips.md (*extenddi_truncate<mode>,
16210         *extendsi_truncate<mode>): Change type attribute to move_type
16211         with shift_shift.  Split out code handling exts from here ...
16212         (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
16213         pattern.
16214         (*extendhi_truncateqi): Change type attribute to move_type with
16215         shift_shift.  Split out code handling exts from here ...
16216         (*extendhi_truncateqi_exts): ... to this new pattern.
16218 2009-07-15  Uros Bizjak  <ubizjak@gmail.com>
16220         * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
16221         instead of "and" with inverted sign bit mask value.  Use
16222         "nonimmediate_operand" for operand 1 and operand 2 predicate.
16223         Allocate registers only for operand 4 and operand 5.
16225 2009-07-15  Jakub Jelinek  <jakub@redhat.com>
16227         PR middle-end/40747
16228         * fold-const.c (fold_cond_expr_with_comparison): When folding
16229         < and <= to MIN, make sure the MIN uses the same type as the
16230         comparison's operands.
16232 2009-07-15  Richard Earnshaw  <rearnsha@arm.com>
16234         * arm.md (ior_xor): New code iterator.
16235         (split for ior/xor with shift and zero-extend): New split pattern.
16236         * arm/predicates.md (subreg_lowpart_operator): New special predicate.
16238 2009-07-15  Richard Guenther  <rguenther@suse.de>
16240         * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
16241         offset member.
16243 2009-07-15  Richard Guenther  <rguenther@suse.de>
16245         PR middle-end/40753
16246         * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
16248 2009-07-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
16250         * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
16251         handle 2.6.30 kernel.
16253 2009-07-15  DJ Delorie  <dj@redhat.com>
16255         * config/mep/mep.md (sibcall_internal): Change register to allow
16256         for 24-bit addresses.
16257         (sibcall_value_internal): Likewise.
16259 2009-07-14  Ghassan Shobaki  <ghassan.shobaki@amd.com>
16261         * doc/invoke.texi: Added descriptions of the  scheduling heuristics
16262         that are enabled/disabled by the flags introduced by a previous patch.
16264 2009-07-14  DJ Delorie  <dj@redhat.com>
16266         * config/mep/mep.md (sibcall_internal): Include non-toggling
16267         non-jmp case.
16268         (sibcall_value_internal): Likewise.
16270 2009-07-14  Taras Glek  <tglek@mozilla.com>
16271             Rafael Espindola  <espindola@google.com>
16273         * doc/sourcebuild.texi: Document install-plugin target.
16274         * configure.ac: Added install-plugin target to language makefiles.
16275         * configure: Regenerate.
16276         * Makefile.in (install-plugin): Install more headers,
16277         depend on lang.install-plugin.
16279 2009-07-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16281         * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
16282         translation.
16284 2009-07-14  DJ Delorie  <dj@redhat.com>
16286         * config/mep/mep.c (mep_vliw_jmp_match): New function.
16287         * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
16288         * config/mep/mep.md (sibcall_internal): Change test from
16289         mep_vliw_mode_match to mep_vliw_jmp_match.
16290         (sibcall_value_internal): Likewise.
16292 2009-07-14  Uros Bizjak  <ubizjak@gmail.com>
16294         * config/i386/sse.md (copysign<mode>3): New expander.
16295         * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
16296         * config/i386/i386.c (ix86_build_signbit_mask): Make public.
16297         Use ix86_build_const_vector.
16298         (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
16299         IX86_BUILTIN_CPYSGNPD.
16300         (builtin_description): Add __builtin_ia32_copysignps and
16301         __builtin_ia32_copysignpd.
16302         (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
16303         and BUILT_IN_COPYSIGNF.
16305 2009-07-13  Jason Merrill  <jason@redhat.com>
16307         * builtins.c (can_trust_pointer_alignment): New fn.
16308         (get_pointer_alignment): Factor it out from here.
16309         * tree.h: Declare it.
16311 2009-07-14  David Edelsohn  <edelsohn@gnu.org>
16313         * config/rs6000/predicates.md (offsettable_mem_operand): Test
16314         RTX_AUTOINC class.
16316 2009-07-14  Dodji Seketeli  <dodji@redhat.com>
16318         PR debug/40705
16319         PR c++/403057
16320         * dwarf2.out.c (gen_type_die_with_usage): Added comment.
16322 2009-07-14  Richard Guenther  <rguenther@suse.de>
16323             Andrey Belevantsev <abel@ispras.ru>
16325         PR middle-end/40745
16326         * cfgexpand.c (partition_stack_vars): Do not bother to update
16327         alias information when not optimizing.
16329 2009-07-14  Richard Guenther  <rguenther@suse.de>
16330             Andrey Belevantsev <abel@ispras.ru>
16332         * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
16333         (pt_solution_set): Likewise.
16334         * tree-ssa-alias.c (refs_may_alias_p_1): Export.
16335         * tree-ssa-structalias.c (pt_solution_set): New function.
16336         * final.c (rest_of_clean_state): Free SSA data structures.
16337         * print-rtl.c (print_decl_name): Remove.
16338         (print_mem_expr): Implement in terms of print_generic_expr.
16339         * alias.c (ao_ref_from_mem): New function.
16340         (rtx_refs_may_alias_p): Likewise.
16341         (true_dependence): Query alias-export info.
16342         (canon_true_dependence): Likewise.
16343         (write_dependence_p): Likewise.
16344         * tree-dfa.c (get_ref_base_and_extent): For void types leave
16345         size unknown.
16346         * emit-rtl.c (component_ref_for_mem_expr): Remove.
16347         (mem_expr_equal_p): Use operand_equal_p.
16348         (set_mem_attributes_minus_bitpos): Do not use
16349         component_ref_for_mem_expr.
16350         * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
16351         (update_alias_info_with_stack_vars): Likewise.
16352         (partition_stack_vars): Call update_alias_info_with_stack_vars.
16353         * tree-ssa.c (delete_tree_ssa): Do not release SSA names
16354         explicitly nor clear stmt operands.
16355         Free the decl-to-pointer map.
16356         * tree-optimize.c (execute_free_datastructures): Do not free
16357         SSA data structures here.
16358         * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
16359         * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
16360         (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
16361         dependencies.
16362         (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
16364 2009-07-13  DJ Delorie  <dj@redhat.com>
16366         * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
16367         unrolling at the right iteration count.
16369         * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
16370         calculations.
16372 2009-07-13  Ghassan Shobaki  <ghassan.shobaki@amd.com>
16374         * haifa-sched.c (rank_for_schedule): Introduced flags to
16375         enable/disable individual scheduling heuristics.
16376         * common.opt: Introduced flags to enable/disable individual
16377         heuristics in the scheduler.
16378         * doc/invoke.texi: Introduced flags to enable/disable individual
16379         heuristics in the scheduler.
16381 2009-07-13  Kai Tietz  <kai.tietz@onevision.com>
16383         * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
16384         config/i386/mingw-tls.c.
16385         * config/i386/mingw-tls.c: Removed.
16387 2009-07-13  Ira Rosen  <irar@il.ibm.com>
16389         * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
16390         checks access only relevant statements.
16391         (vectorizable_reduction): Likewise.
16393 2009-07-12  Kai Tietz  <kai.tietz@onevision.com>
16395         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
16396         just for 32-bit case.
16398 2009-07-12  Jan Hubicka  <jh@suse.cz>
16400         PR tree-optimization/40585
16401         * except.c (expand_resx_expr): When there already is resume
16402         instruction, produce linked list.
16403         (build_post_landing_pads): Assert that resume is empty.
16404         (connect_post_landing_pads): Handle resume lists.
16405         (dump_eh_tree): Dump resume list.
16407 2009-07-12  Ira Rosen  <irar@il.ibm.com>
16409         * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16410         with additional argument.
16411         * tree-vectorizer.h (enum vect_def_type): Add
16412         vect_double_reduction_def.
16413         (vect_is_simple_reduction): Add argument.
16414         * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
16415         indentation.
16416         (vect_analyze_scalar_cycles_1): Detect double reduction. Call
16417         vect_is_simple_reduction with additional argument.
16418         (vect_analyze_loop_operations): Handle exit phi nodes in case of
16419         double reduction.
16420         (reduction_code_for_scalar_code): Handle additional codes by
16421         returning ERROR_MARK for them. Fix comment and indentation.
16422         (vect_is_simple_reduction): Fix comment, add argument to specify
16423         double reduction. Detect double reduction.
16424         (get_initial_def_for_induction): Fix indentation.
16425         (get_initial_def_for_reduction): Fix comment and indentation.
16426         Handle double reduction. Create initial definitions that do not
16427         require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
16428         (vect_create_epilog_for_reduction): Fix comment, add argument to
16429         handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
16430         epilogue result extraction. Create double reduction phi node and
16431         replace relevant uses.
16432         (vectorizable_reduction): Call vect_is_simple_reduction with
16433         additional argument. Fix indentation. Update epilogue code treatment
16434         according to the changes in reduction_code_for_scalar_code. Check
16435         for double reduction. Call vect_create_epilog_for_reduction with
16436         additional argument.
16437         * tree-vect-stmts.c (process_use): Handle double reduction, update
16438         documentation.
16439         (vect_mark_stmts_to_be_vectorized): Handle double reduction.
16440         (vect_get_vec_def_for_operand): Likewise.
16442 2009-07-12  Danny Smith  <dansmister@gmail.com>
16444         * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
16445         dllexport if !TREE_PUBLIC.
16446         (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
16448 2009-07-11  Anatoly Sokolov  <aesok@post.ru>
16450         * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
16451         (avr_extra_arch_macro) Remove declatation.
16452         * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
16453         (avr_extra_arch_macro) Declare as static.
16454         * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
16456 2009-07-11  Jan Hubicka  <jh@suse.cz>
16458         PR middle-end/48388
16459         * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
16461 2009-07-11  Jakub Jelinek  <jakub@redhat.com>
16463         PR debug/40713
16464         * dwarf2out.c (dw_fde_struct): Add in_std_section and
16465         cold_in_std_section bits.
16466         (dwarf2out_begin_prologue): Initialize them.
16467         (dwarf2out_finish): Don't emit FDE range into .debug_ranges
16468         if already covered by text_section or cold_text_section range.
16470         PR rtl-optimization/40667
16471         * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
16472         * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
16473         * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
16474         * config/i386/i386.c (ix86_minimum_alignment): New function.
16475         * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
16476         * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
16477         * emit-rtl.c (gen_reg_rtx): Likewise.
16478         * function.c (assign_parms): Likewise.  If nominal_type needs
16479         bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
16480         rather than passed_type's alignment.
16482         PR target/40668
16483         * function.c (assign_parm_setup_stack): Adjust
16484         MEM_OFFSET (data->stack_parm) if promoted_mode is different
16485         from nominal_mode on big endian.
16487 2009-07-11  Paolo Bonzini  <bonzini@gnu.org>
16489         * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
16491 2009-07-10  DJ Delorie  <dj@redhat.com>
16493         * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
16495 2009-07-10  Mark Mitchell  <mark@codesourcery.com>
16497         * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
16498         attribute.
16499         (thumb2_cbnz): Likewise.
16501 2009-07-10  David Daney  <ddaney@caviumnetworks.com>
16503         PR target/39079
16504         * config.gcc (supported_defaults): Add synci.
16505         (with_synci): Add validation.
16506         (all_defaults): Add synci.
16507         * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
16508         ISA_HAS_SYNCI.
16509         (synci): Same.
16510         * config/mips/mips.opt (msynci): New option.
16511         * config/mips/mips.c (mips_override_options): Warn on use of
16512         -msynci for targets that do now support it.
16513         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
16514         msynci.
16515         * gcc/doc/invoke.texi (-msynci): Document the new option.
16516         * doc/install.texi (--with-synci): Document the new option.
16518 2009-07-10  Richard Guenther  <rguenther@suse.de>
16520         PR tree-optimization/40496
16521         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
16522         the PHI result with a compatible type.
16524 2009-07-10  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16526         PR 25509
16527         PR 40614
16528         * c.opt (Wunused-result): New.
16529         * doc/invoke.texi: Document it.
16530         * c-common.c (c_warn_unused_result): Use it.
16532 2009-07-09  DJ Delorie  <dj@redhat.com>
16534         * targhooks.c (default_target_can_inline_p): Rename from
16535         default_target_option_can_inline_p.
16536         * targhooks.h (default_target_can_inline_p): Likewise.
16537         * target-def.h (TARGET_CAN_INLINE_P): Rename from
16538         TARGET_OPTION_CAN_INLINE_P.
16539         * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
16540         * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
16541         (mep_target_can_inline_p): Rename from
16542         mep_target_option_can_inline_p.
16544         PR target/40626
16545         * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
16546         registers used to pass vectors.
16548         * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
16550 2009-07-09  Tom Tromey  <tromey@redhat.com>
16552         * unwind-dw2-fde-darwin.c: Include dwarf2.h.
16553         * config/mmix/mmix.c: Include dwarf2.h.
16554         * config/rs6000/darwin-fallback.c: Include dwarf2.h.
16555         * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
16556         * config/sh/sh.c: Include dwarf2.h.
16557         * config/i386/i386.c: Include dwarf2.h.
16558         * Makefile.in (DWARF2_H): Remove 'elf'.
16559         * except.c: Include dwarf2.h.
16560         * unwind-dw2.c: Include dwarf2.h.
16561         * dwarf2out.c: Include dwarf2.h.
16562         * unwind-dw2-fde-glibc.c: Include dwarf2.h.
16563         * unwind-dw2-fde.c: Include dwarf2.h.
16564         * dwarf2asm.c: Include dwarf2.h.
16566 2009-07-09  Maxim Kuvyrkov  <maxim@codesourcery.com>
16568         * haifa-sched.c (insn_finishes_cycle_p): New static function.
16569         (max_issue): Use it.
16570         * sched-int.h (struct sched_info: insn_finishes_block_p): New
16571         scheduler hook.
16572         * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
16573         (region_sched_info): Update.
16574         * sched-ebb.c (ebb_sched_info): Update.
16575         * modulo-sched.c (sms_sched_info): Update.
16576         * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
16578 2009-07-09  Maxim Kuvyrkov  <maxim@codesourcery.com>
16580         * varasm.c (build_constant_desc): Don't share RTL in pool entries.
16582 2009-07-09  Basile Starynkevitch  <basile@starynkevitch.net>
16584         * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
16586 2009-07-09  Jakub Jelinek  <jakub@redhat.com>
16588         PR middle-end/40692
16589         * fold-const.c (fold_cond_expr_with_comparison): Don't replace
16590         arg1 with arg01 if arg1 is already INTEGER_CST.
16592 2009-07-08  Adam Nemet  <anemet@caviumnetworks.com>
16594         * simplify-rtx.c (simplify_binary_operation_1) <AND>:
16595         Transform (and (truncate)) into (truncate (and)).
16597 2009-07-08  Adam Nemet  <anemet@caviumnetworks.com>
16599         * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
16600         creating LHS paradoxical subregs.  Fix surrounding returns to
16601         use NULL_RTX rather than 0.
16603 2009-07-08  DJ Delorie  <dj@redhat.com>
16605         * config/mep/mep.c (mep_option_can_inline_p): New.
16606         (TARGET_OPTION_CAN_INLINE_P): Define.
16608 2009-07-08  Mark Wielaard  <mjw@redhat.com>
16610         PR debug/40659
16611         * dwarf2out.c (add_data_member_location_attribute): When we have
16612         only a constant offset don't emit a new location description using
16613         DW_OP_plus_uconst, but just add the constant with add_AT_int, when
16614         dwarf_version > 2.
16616 2009-07-08  Richard Henderson  <rth@redhat.com>
16618         PR target/38900
16619         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
16620         (enum reg_class): Add CLOBBERED_REGS.
16621         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
16622         * config/i386/i386.c (ix86_conditional_register_usage): Moved
16623         from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
16624         (ix86_function_ok_for_sibcall): Tidy.  Disallow MS->SYSV sibcalls.
16625         (ix86_expand_call): Use sibcall_insn_operand when needed.  Don't
16626         force 64-bit sibcalls into R11.
16627         * config/i386/constraints.md (U): New constraint.
16628         * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
16629         (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
16630         (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
16632 2009-07-08  Shujing Zhao  <pearly.zhao@oracle.com>
16634         * basic-block.h (dump_regset, debug_regset): Remove duplicate
16635         prototypes.
16636         * c-objc-common.h (c_initialize_diagnostics): Ditto.
16637         * ebitmap.h (dump_ebitmap): Ditto.
16638         * optabs.h (optab_libfunc): Ditto.
16639         * tree.h (tree_expr_nonzero_warnv_p): Ditto.
16640         * tree-flow.h (vect_can_force_dr_alignment_p,
16641         get_vectype_for_scalar_type): Ditto.
16642         (vectorize_loops): Move prototype to ...
16643         * tree-vectorizer.h: ... here. Also, adjust comment.
16644         (vect_set_verbosity_level): Remove duplicate prototype.
16645         * tree-ssa-loop.c: Include tree-vectorizer.h.
16646         * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
16648 2009-07-08  Nick Clifton  <nickc@redhat.com>
16650         * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
16651         forward slash.
16653 2009-07-08  DJ Delorie  <dj@redhat.com>
16655         * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
16656         cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
16657         cpmovtocc_P0S_P1): Mark volatile.  Note which registers are
16658         written to.
16659         * config/mep/intrinsics.md: Regenerated.
16660         * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
16661         registers when asm() or calls are detected.
16663 2009-07-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16665         PR c++/31246
16666         * gimplify.c (gimplify_expr): Propagate no_warning flag when
16667         gimplifying.
16668         * gimple (gimple_build_call_from_tree): Likewise.
16669         * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
16670         no_warning flag before warning.
16672 2009-07-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16674         * tree.c (set_expr_locus): Remove.
16675         * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
16676         * c-typeck.c (c_finish_stmt_expr):  Replace EXPR_LOCUS by
16677         EXPR_LOCATION.
16678         * gimplify.c (internal_get_tmp_var): Likewise.
16679         (gimplify_call_expr): Likewise.
16680         (gimplify_one_sizepos): Likewise.
16682 2009-07-07  Eric Botcazou  <ebotcazou@adacore.com>
16684         PR debug/40666
16685         * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
16686         to variables for debugging purposes.
16688 2009-06-23  Mark Loeser  <mark@halcy0n.com>
16690         PR build/40010
16691         * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
16693 2009-07-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16695         * pretty-print.c (pp_base_format): Remove %J.
16696         * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16697         gcc_cxxdiag_char_table): Likewise.
16698         (init_dynamic_diag_info): Likewise.
16700 2009-07-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16702         * pretty-print.c (pp_base_format): Remove %H.
16703         * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16704         gcc_cxxdiag_char_table): Likewise.
16705         (init_dynamic_diag_info): Likewise.
16706         * config/mep/mep.c (mep_select_section): Likewise.
16708 2009-07-07  Duncan Sands  <baldrick@free.fr>
16710         * final.c (pass_clean_state): Give the pass a name.
16711         * passes.c (pass_rest_of_compilation): Likewise.
16712         * tree-optimize.c (pass_all_optimizations): Likewise.
16714 2009-07-07  H.J. Lu  <hongjiu.lu@intel.com>
16716         * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
16717         an extra 'decl' for error_at.
16719 2009-07-07  Jakub Jelinek  <jakub@redhat.com>
16721         PR middle-end/40669
16722         * tree-tailcall.c (adjust_return_value_with_ops,
16723         create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
16724         if it has complex or vector type.
16726 2009-07-07  Olivier Hainque  <hainque@adacore.com>
16728         * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
16729         pthread symbols.
16731 2009-07-07  Basile Starynkevitch  <basile@starynkevitch.net>
16733         * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
16735 2009-07-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16737         * cgraphunit.c: Replace %J by an explicit location.  Update all calls.
16738         * c-decl.c: Likewise.
16739         * function.c: Likewise.
16740         * varasm.c: Likewise.
16741         * tree-ssa.c: Likewise.
16742         * c-common.c: Likewise.
16743         * tree-cfg.c: Likewise.
16744         * config/spu/spu.c: Likewise.
16745         * config/ia64/ia64.c: Likewise.
16746         * config/v850/v850.c: Likewise.
16748 2009-07-06  DJ Delorie  <dj@redhat.com>
16750         * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
16751         * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
16752         unspecified accesses to control registers.
16753         * config/mep/intrinsics.md: Regenerate.
16754         * config/mep/intrinsics.h: Regenerate.
16755         * config/mep/mep-intrin.h: Regenerate.
16757 2009-07-07  Manuel López-Ibáñez  <manu@gcc.gnu.org>
16759         * c-lex.c: Replace %H by an explicit location. Update all calls.
16760         * c-common.c: Likewise.
16761         * c-decl.c: Likewise.
16762         * c-typeck.c: Likewise.
16763         * fold-const.c: Likewise.
16764         * gimplify.c: Likewise.
16765         * stmt.c: Likewise.
16766         * tree-cfg.c: Likewise.
16767         * tree-ssa-loop-niter.c: Likewise.
16768         * tree-vrp.c: Likewise.
16769         * value-prof.c: Likewise.
16771 2009-07-06  Diego Novillo  <dnovillo@google.com>
16773         * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
16774         if it has one.  Handle cases where VAR does not have an
16775         annotation or cfun is NULL.
16777 2009-07-06  Diego Novillo  <dnovillo@google.com>
16779         * tree.c: Include debug.h.
16780         (initialize_tree_contains_struct): New.
16781         (init_ttree): Call it.
16782         (tree_node_structure_for_code): Factor out of ...
16783         (tree_node_structure): ... here.
16784         * treestruct.def (TS_PHI_NODE): Remove.
16785         (TS_GIMPLE_STATEMENT): Remove.
16787 2009-07-06  Diego Novillo  <dnovillo@google.com>
16789         * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
16790         (debug_tree_chain): Handle cycles.
16792 2009-07-06  Nick Clifton  <nickc@redhat.com>
16793             DJ Delorie  <dj@redhat.com>
16795         * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16796         __FMOVD_ENABLED__ is defined.
16797         * config/sh/sh.h
16798         (TARGET_FMOVD): Provide a default definition.
16799         (MASK_FMOVD): Likewise.
16800         (TARGET_CPU_CPP_BUILTINS): Define
16801         __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16802         * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16803         two fmov instructions depending upon whether TARGET_FMOVD is enabled.
16804         (split for DF load from memory into register): Also handle
16805         MEMs which consist of REG+DISP addressing.
16806         (split for DF store from register to memory): Likewise.
16807         (movsf_ie): Always use single fp_mode.
16808         * config/sh/sh.c (sh_override_options): Do not automatically
16809         enable TARGET_MOVD for the SH2A when supporting doubles - leave
16810         that to the -mfmovd command line switch.
16811         (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
16812         (fldi_ok): Always allow.
16813         * config/sh/sh.opt (mfmovd): Remove this switch.
16814         * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16816 2009-07-06  J"orn Rennecke  <joern.rennecke@arc.com>
16817             Kaz Kojima  <kkojima@gcc.gnu.org>
16819         PR rtl-optimization/30807
16820         * postreload.c (reload_combine): For every new use of REG_SUM,
16821         record the use of BASE.
16823 2009-07-06  Jan Hubicka  <jh@suse.cz>
16825         * params.def: Revert my accidental commit at 2009-06-30.
16827 2009-07-04  Ian Lance Taylor  <iant@google.com>
16829         PR target/40636
16830         * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16831         EXPORTED_CONST.
16832         (mingw_format_attribute_overrides): Likewise.
16834 2009-07-04  Jakub Jelinek  <jakub@redhat.com>
16836         PR debug/40596
16837         * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16838         don't check cfa.reg.  Instead of cfa.indirect use
16839         fde && fde->drap_reg != INVALID_REGNUM test.
16841 2009-07-04  Eric Botcazou  <ebotcazou@adacore.com>
16843         * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16845 2009-07-03  Vladimir Makarov  <vmakarov@redhat.com>
16847         PR target/40587
16848         * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16850 2009-07-03  Richard Guenther  <rguenther@suse.de>
16852         PR tree-optimization/40640
16853         * tree-switch-conversion.c (build_arrays): Perform arithmetic
16854         in original type.
16856 2009-07-03  Jan Hubicka  <jh@suse.cz>
16858         * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16859         for size, reduce amount of inlining.
16861 2009-07-03  Richard Guenther  <rguenther@suse.de>
16863         PR middle-end/34163
16864         * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16865         if t +- x is known to not overflow and the conversion widens the
16866         operation.
16867         * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16869 2009-07-03  Jan Hubicka  <jh@suse.cz>
16871         * ipa-pure-const.c (analyze): Update loop optimizer init.
16872         * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16873         try_remove_empty_loop, remove_empty_loops): Remove.
16874         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16875         * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16876         to mark regular loops as neccesary.
16877         (degenerate_phi_p): New function.
16878         (propagate_necessity, remove_dead_phis): Use it.
16879         (forward_edge_to_pdom): Likewise.
16880         (eliminate_unnecessary_stmts): Take care to remove uses of results of
16881         virtual PHI nodes that became unreachable.
16882         (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16883         * tree-flow.h (remove_empty_loops): Remove.
16884         * passes.c (init_optimization_passes): Remove.
16886 2009-07-03  Uros Bizjak  <ubizjak@gmail.com>
16888         * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16889         can_create_pseudo_p.
16890         (*fix_trunc<mode>_i387_1): Ditto.
16891         (*floathi<mode>2_1): Ditto.
16892         (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16893         (*fistdi2_1): Ditto.
16894         (*fist<mode>2_1): Ditto.
16895         (frndintxf2_floor): Ditto.
16896         (*fist<mode>2_floor_1): Ditto.
16897         (frndintxf2_ceil): Ditto.
16898         (*fist<mode>2_ceil_1): Ditto.
16899         (frndintxf2_trunc): Ditto.
16900         (frndintxf2_mask_pm): Ditto.
16901         (fxam<mode>2_i387_with_temp): Ditto.
16902         * config/i386/sse.md (mulv16qi3): Ditto.
16903         (*sse2_mulv4si3): Ditto.
16904         (mulv2di3): Ditto.
16905         (sse4_2_pcmpestr): Ditto.
16906         (sse4_2_pcmpistr): Ditto.
16908 2009-07-03  Jan Hubicka  <jh@suse.cz>
16910         * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16911         (mark_stmt_necessary): Set it.
16912         (mark_operand_necessary): Set it.
16913         (mark_control_dependent_edges_necessary): Set it.
16914         (mark_virtual_phi_result_for_renaming): New function.
16915         (get_live_post_dom): New function.
16916         (forward_edge_to_pdom): New function.
16917         (remove_dead_stmt): Fix handling of control dependences.
16918         (tree_dce_init): Init new bitmap.
16919         (tree_dce_done): Free it.
16921 2009-07-02  Richard Guenther  <rguenther@suse.de>
16923         PR bootstrap/40617
16924         * tree-ssa-structalias.c (new_var_info): Initialize
16925         is_restrict_var.
16927 2009-07-02  Jan Hubicka  <jh@suse.cz>
16929         * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16930         local.
16932 2009-07-02  Paolo Bonzini  <bonzini@gnu.org>
16934         * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16935         instead of recomputing it.  Adjust calls.
16936         (emit_store_flag): Adjust recursive calls.
16938 2009-07-02  Richard Guenther  <rguenther@suse.de>
16940         * tree-ssa-live.c (remove_unused_locals): Do not remove
16941         heap variables.
16942         * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16943         of DECL_EXTERNAL for HEAP variables.
16944         (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16945         HEAP variables.  Do not adjust RESTRICT vars.
16946         (find_what_var_points_to): Nobody cares if something
16947         points to READONLY.
16949 2009-07-02  Ben Elliston  <bje@au.ibm.com>
16951         * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16952         pc_low and pc_high declarations to the top of the function.
16954 2009-07-01  DJ Delorie  <dj@redhat.com>
16956         * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16957         registers as fixed.
16958         (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16959         * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16960         unspecified accesses to control registers.
16961         * config/mep/intrinsics.md: Regenerate.
16962         * config/mep/intrinsics.h: Regenerate.
16963         * config/mep/mep-intrin.h: Regenerate.
16965 2009-07-01  Anthony Green  <green@moxielogic.com>
16967         * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16968         instruction when possible.
16969         (moxie_expand_prologue): Ditto.  Also, save an instruction and
16970         some complexity by popping off of $r12 instead of $sp.
16971         * config/moxie/moxie.md (movsi_pop): Don't assume $sp.  Take two
16972         operands.
16974 2009-07-01  Richard Henderson  <rth@redhat.com>
16976         PR bootstrap/40347
16977         * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16978         contained no insns, reposition note before last insn.
16980 2009-07-01  Richard Henderson  <rth@redhat.com>
16982         PR debug/40431
16983         * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16984         DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16986 2009-07-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
16988         PR bootstrap/40558
16989         * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16990         darwin9 for printing reg addresses with %y.
16992 2009-07-01  Adam Nemet  <anemet@caviumnetworks.com>
16994         * combine.c (force_to_mode): Handle TRUNCATE.  Factor out
16995         truncation from operands in binary operations.
16997 2009-07-01  Adam Nemet  <anemet@caviumnetworks.com>
16999         Revert:
17000         2009-01-11  Adam Nemet  <anemet@caviumnetworks.com>
17001         * expmed.c (store_bit_field_1): Properly truncate the paradoxical
17002         subreg of op0 to the original op0.
17004         * expmed.c (store_bit_field_1): Use a temporary as the destination
17005         instead of a paradoxical subreg when we need to truncate the result.
17007 2009-07-01  DJ Delorie  <dj@redhat.com>
17009         * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
17010         names to VLIW variants.
17011         (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
17012         * config/mep/intrinsics.md: Regenerate.
17013         * config/mep/intrinsics.h: Regenerate.
17014         * config/mep/mep-intrin.h: Regenerate.
17016 2009-07-01  Jakub Jelinek  <jakub@redhat.com>
17018         PR debug/40462
17019         * jump.c (returnjump_p): Revert last patch.
17020         * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
17022 2009-07-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17024         PR target/40575
17025         * pa.md (casesi32p): Use jump table label to determine the offset
17026         of the jump table.
17027         (casesi64p): Likewise.
17029         * pa.c (forward_branch_p): Return bool type.  Use instruction
17030         addresses when available.  Assert that INSN has a jump label.
17031         (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
17032         have a jump label.
17034 2009-07-01  Richard Guenther  <rguenther@suse.de>
17036         PR tree-optimization/19831
17037         * tree-ssa-dce.c (propagate_necessity): Calls to functions
17038         that only act as barriers do not make any previous stores necessary.
17039         * tree-ssa-structalias.c (handle_lhs_call): Delay making
17040         HEAP variables global, do not add a constraint from nonlocal.
17041         (find_func_aliases): Handle escapes through return statements.
17042         (compute_points_to_sets): Make escaped HEAP variables global.
17044 2009-07-01  Paolo Bonzini  <bonzini@gnu.org>
17046         PR bootstrap/40597
17047         * expmed.c (emit_store_flag): Perform a conversion if necessary,
17048         after reducing a DImode cstore to SImode.
17050 2009-07-01  Paolo Bonzini  <bonzini@gnu.org>
17052         * expr.c (expand_expr_real_1): Reinstate fallthrough to
17053         TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
17055 2009-07-01  Maciej W. Rozycki  <macro@linux-mips.org>
17057         * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro.  Set to 1.
17058         * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro.  Redefine the
17059         to 0.
17060         * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
17061         and umod_optab if TARGET_BSD_DIVMOD.
17062         * config/vax/lib1funcs.asm: New file.
17063         * config/vax/t-linux: New file.
17064         * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
17066 2009-06-30  Jakub Jelinek  <jakub@redhat.com>
17068         PR c++/40566
17069         * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
17070         to type arguments that have void type.
17072         PR debug/40573
17073         * dwarf2out.c (gen_formal_parameter_die): Call
17074         equate_decl_number_to_die if node is different from origin.
17076 2009-06-30  Anthony Green  <green@moxielogic.com>
17078         Clean up moxie port for --enable-build-with-cxx.
17079         * config/moxie/moxie.c (moxie_function_value): First two
17080         parameters are const_tree, not tree.
17081         * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
17082         (REG_CLASS_NAMES): Ditto.
17083         (REGNO_REG_CLASS): Ditto.
17084         * config/moxie/moxie-protos.h (moxie_override_options): Declare.
17085         (moxie_function_value): Fix constyness of arguments.
17087 2009-06-30  Eric Botcazou  <ebotcazou@adacore.com>
17089         * cgraphunit.c (cgraph_finalize_compilation_unit): Call
17090         finalize_size_functions before further processing.
17091         * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
17092         (variable_size): Call self_referential_size on size expressions
17093         that contain a PLACEHOLDER_EXPR.
17094         (size_functions): New static variable.
17095         (copy_self_referential_tree_r): New static function.
17096         (self_referential_size): Likewise.
17097         (finalize_size_functions): New global function.
17098         * tree.c: Include tree-inline.h.
17099         (push_without_duplicates): New static function.
17100         (find_placeholder_in_expr): New global function.
17101         (substitute_in_expr) <tcc_declaration>: Return the replacement object
17102         on equality.
17103         <tcc_expression>: Likewise.
17104         <tcc_vl_exp>: If the replacement object is a constant, try to inline
17105         the call in the expression.
17106         * tree.h (finalize_size_functions): Declare.
17107         (find_placeholder_in_expr): Likewise.
17108         (FIND_PLACEHOLDER_IN_EXPR): New macro.
17109         (substitute_placeholder_in_expr): Update comment.
17110         * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
17111         is true.
17112         (copy_tree_body_r): Likewise.
17113         (copy_tree_body): New static function.
17114         (maybe_inline_call_in_expr): New global function.
17115         * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
17116         (maybe_inline_call_in_expr): Declare.
17117         * Makefile.in (tree.o): Depend on TREE_INLINE_H.
17118         (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
17119         GIMPLE_H.
17121 2009-06-30  Richard Guenther  <rguenther@suse.de>
17123         * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
17124         continue walking.
17125         (propagate_necessity): Do not mark reaching defs of stores
17126         as necessary.
17128 2009-06-30  Jan Hubicka  <jh@suse.cz>
17130         * cfgloopanal.c (check_irred): Move into ...
17131         (mark_irreducible_loops): ... here; return true if ireducible
17132         loops was found.
17133         * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
17134         (analyze_function): Try to prove loop finiteness.
17135         * cfgloop.h (mark_irreducible_loops): Update prototype.
17136         * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
17138 2009-06-30  Basile Starynkevitch  <basile@starynkevitch.net>
17140         * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
17142 2009-06-30  Ira Rosen  <irar@il.ibm.com>
17144         PR tree-optimization/40542
17145         * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
17146         types.
17148 2009-06-30  Martin Jambor  <mjambor@suse.cz>
17150         PR tree-optimization/40582
17151         * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
17152         than useless_type_conversion_p.
17153         (generate_subtree_copies): Increment sra_stats.subtree_copies at a
17154         proper place.
17156 2009-06-30  Martin Jambor  <mjambor@suse.cz>
17158         PR middle-end/40554
17159         * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
17161 2009-06-30  Richard Guenther  <rguenther@suse.de>
17163         * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
17164         use ao_ref references.
17165         (walk_aliased_vdefs): Likewise.
17166         * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
17167         * tree-ssa-dce.c (struct ref_data): Remove.
17168         (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
17169         (mark_aliased_reaching_defs_necessary): Adjust.
17170         (mark_all_reaching_defs_necessary_1): Likewise.
17172 2009-06-30  Paolo Bonzini  <bonzini@gnu.org>
17174         PR boostrap/40597
17175         * expmed.c (emit_cstore): New name of emit_store_flag_1.
17176         (emit_store_flag_1): Extract from emit_store_flag, adjust
17177         calls to (what now is) emit_cstore.
17178         (emit_store_flag): Call emit_store_flag_1 and also use it
17179         for what used to be recursive calls.
17181 2009-06-30  Wei Guozhi  <carrot@google.com>
17183         PR/40416
17184         * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
17185         if the target bb post dominates from bb.
17186         * config/i386/i386.c (memory_address_length): Check existence of base
17187         register before using it.
17189 2009-06-30  Nick Clifton  <nickc@redhat.com>
17190             DJ Delorie  <dj@redhat.com>
17192         * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
17193         __FMOVD_ENABLED__ is defined.
17194         * config/sh/sh.h
17195         (TARGET_FMOVD): Provide a default definition.
17196         (MASK_FMOVD): Likewise.
17197         (TARGET_CPU_CPP_BUILTINS): Define
17198         __FMOVD_ENABLED__ if TARGET_FMOVD is true.
17199         * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
17200         two fmov instructions depending upon whether TARGET_FMOVD is
17201         enabled.
17202         (split for DF load from memory into register): Also handle
17203         MEMs which consist of REG+DISP addressing.
17204         (split for DF store from register to memory): Likewise.
17205         * config/sh/sh.opt (mfmovd): Remove this switch.
17206         * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
17207         * config/sh/sh.c (sh_override_options): Do not automatically
17208         enable TARGET_MOVD for the SH2A when supporting doubles - leave
17209         that to the -mfmovd command line switch.
17211         * config/sh/sh.c (broken_move): Do not restrict fldi test to only
17212         the SH4 and SH4A.
17213         (fldi_ok): Always allow.
17214         * config/sh/sh.md (movsf_ie): Always use single fp_mode.
17216 2009-06-29  DJ Delorie  <dj@redhat.com>
17218         * doc/install.texi (mep-x-elf): Correct chip's full name.
17220 2009-06-29  H.J. Lu  <hongjiu.lu@intel.com>
17222         * doc/extend.texi: Fix typo.
17224 2009-06-29  Tom Tromey  <tromey@redhat.com>
17226         * dwarf2.h: Remove.
17227         * Makefile.in (DWARF2_H): New variable.
17228         (except.o): Use it.
17229         (dwarf2out.o): Likewise.
17230         (dwarf2asm.o): Likewise.
17231         * config/i386/t-i386: Use DWARF2_H.
17232         * except.c: Include elf/dwarf2.h.
17233         * unwind-dw2.c: Include elf/dwarf2.h.
17234         * dwarf2out.c: Include elf/dwarf2.h.
17235         (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
17236         <dtprel>: New field.
17237         (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
17238         (size_of_loc_descr): Likewise.
17239         (output_loc_operands_raw): Likewise.
17240         (output_loc_operands): Handle new dtprel field.
17241         (loc_checksum): Update.
17242         (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
17243         * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
17244         * unwind-dw2-fde.c: Include elf/dwarf2.h.
17245         * dwarf2asm.c: Include elf/dwarf2.h.
17246         * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
17247         * config/mmix/mmix.c: Include elf/dwarf2.h.
17248         * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
17249         * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
17250         * config/sh/sh.c: Include elf/dwarf2.h.
17251         * config/i386/i386.c: Include elf/dwarf2.h.
17253 2009-06-29  DJ Delorie  <dj@redhat.com>
17255         * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
17257         * doc/extend.texi: Add MeP attributes and pragmas.
17258         * doc/invoke.text: Add MeP Options.
17259         * doc/contrib.texi: Add MeP contribution.
17260         * doc/md.texi: Add MeP constraints.
17261         * doc/install.texi: Add MeP target.
17263 2009-06-30  Anatoly Sokolov  <aesok@post.ru>
17265         * target.h (struct gcc_target): Add frame_pointer_required field.
17266         * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
17267         (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
17268         * ira.c (setup_eliminable_regset): Use frame_pointer_required target
17269         hook.
17270         * reload1.c (update_eliminables): (Ditto.).
17271         * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
17272         * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17273         (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
17275         * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
17277         * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
17278         * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17279         (arm_frame_pointer_required): New function.
17281         * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
17282         * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17283         (avr_frame_pointer_required_p): Declare as static.
17284         * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
17286         * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
17287         * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17288         (bfin_frame_pointer_required): Make as static, change return type
17289         to bool.
17290         * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
17292         * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
17293         * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17294         (cris_frame_pointer_required): New function.
17296         * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
17298         * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
17299         * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17300         (fr30_frame_pointer_required): New function.
17302         * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
17303         * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17304         (frv_frame_pointer_required): Make as static, change return type
17305         to bool.
17306         * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
17308         * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
17309         * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17310         (ix86_frame_pointer_required): Make as static, change return type to
17311         bool.
17312         * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
17314         * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
17315         * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17317         * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
17319         * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
17321         * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
17323         * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
17324         * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17325         (mips_frame_pointer_required): Make as static.
17326         * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
17328         * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
17329         * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17330         (mmix_frame_pointer_required): Mew function.
17332         * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
17333         * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17335         * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
17337         * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
17339         * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
17341         * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
17342         (CAN_ELIMINATE): Redefine.
17343         * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17344         (sparc_frame_pointer_required): New function.
17345         (sparc_can_eliminate): New function.
17346         * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
17348         * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
17349         * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17351         * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
17352         * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17353         (xtensa_frame_pointer_required): Make as static, change return type
17354         to bool.
17355         * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
17356         Remove.
17358 2009-06-29  Olatunji Ruwase  <tjruwase@google.com>
17360         * doc/plugins.texi: Document PLUGIN_START_UNIT.
17361         * toplev.c (compile_file): Call PLUGIN_START_UNIT.
17362         * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
17363         * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
17364         (register_callback): Handle PLUGIN_START_UNIT.
17365         (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
17367 2009-06-29  Eric Botcazou  <ebotcazou@adacore.com>
17369         * tree.c (process_call_operands): Propagate TREE_READONLY from the
17370         operands.
17371         (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
17372         (build3_stat): Propagate TREE_READONLY for COND_EXPR.
17374 2009-06-29  Daniel Jacobowitz  <dan@codesourcery.com>
17376         * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
17377         move cost.
17379 2009-06-29  Uros Bizjak  <ubizjak@gmail.com>
17381         * doc/extend.texi (Additional Floating Types): __float128 is also
17382         supported on i386 targets.
17384 2009-06-29  Richard Guenther  <rguenther@suse.de>
17386         PR middle-end/14187
17387         * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
17388         flag.
17389         (pt_solutions_same_restrict_base): Declare.
17390         * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
17391         flag.
17392         (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
17393         (make_constraint_from, make_copy_constraint): Move earlier.
17394         (make_constraint_from_heapvar): New function.
17395         (make_constraint_from_restrict): Likewise.
17396         (handle_lhs_call): Use it.
17397         (find_func_aliases): Use it to track conversions to restrict
17398         qualified pointers.
17399         (struct fieldoff): Add only_restrict_pointers flag.
17400         (push_fields_onto_fieldstack): Initialize it.
17401         (create_variable_info_for): Track global restrict qualified pointers.
17402         (intra_create_variable_infos): Use make_constraint_from_heapvar.
17403         Track restrict qualified pointer arguments.
17404         (set_uids_in_ptset): Use varinfo is_global_var flag.
17405         (find_what_var_points_to): Set the vars_contains_restrict flag.
17406         Always create the points-to solution for sets including restrict tags.
17407         (pt_solutions_same_restrict_base): New function.
17408         * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
17409         qualified pointers use pt_solutions_same_restrict_base as
17410         additional source for disambiguation.
17412 2009-06-29  Richard Guenther  <rguenther@suse.de>
17414         PR middle-end/38212
17415         * alias.c (find_base_decl): Remove.
17416         (get_deref_alias_set_1): Remove restrict handling.
17417         * c-common.c (c_apply_type_quals_to_decl): Do not set
17418         DECL_POINTER_ALIAS_SET.
17419         * gimplify.c (find_single_pointer_decl_1): Remove.
17420         (find_single_pointer_decl): Likewise.
17421         (internal_get_tmp_var): Remove restrict handling.
17422         (gimple_regimplify_operands): Likewise.
17423         * omp-low.c (expand_omp_atomic_pipeline): Do not set
17424         DECL_POINTER_ALIAS_SET. Use ref-all pointers.
17425         * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
17426         * tree.c (restrict_base_for_decl): Remove.
17427         (init_ttree): Do not allocate it.
17428         (make_node_stat): Do not set DECL_POINTER_ALIAS_SET.  Set
17429         LABEL_DECL_UID for label decls.
17430         (copy_node_stat): Do not copy restrict information.
17431         (decl_restrict_base_lookup): Remove.
17432         (decl_restrict_base_insert): Likewise.
17433         (print_restrict_base_statistics): Likewise.
17434         (dump_tree_statistics): Do not call print_restrict_base_statistics.
17435         * tree.h (DECL_POINTER_ALIAS_SET): Remove.
17436         (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
17437         (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
17438         (LABEL_DECL_UID): Adjust.
17439         (DECL_BASED_ON_RESTRICT_P): Remove.
17440         (DECL_GET_RESTRICT_BASE): Likewise.
17441         (SET_DECL_RESTRICT_BASE): Likewise.
17442         (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
17444         * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
17445         instead of DECL_POINTER_ALIAS_SET.
17446         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17447         * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
17448         * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
17450 2009-06-29  Richard Guenther  <rguenther@suse.de>
17452         PR tree-optimization/40579
17453         * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
17454         the IL to simplify has constants that overflowed.
17456 2009-06-28  Uros Bizjak  <ubizjak@gmail.com>
17458         PR tree-optimization/40550
17459         * tree-vect-generic.c (expand_vector_operations_1): Compute in
17460         vector_compute_type only when the size of vector_compute_type is
17461         less than the size of type.
17463 2009-06-28  Eric Botcazou  <ebotcazou@adacore.com>
17465         * fold-const.c (contains_label_1): Fix comments.
17466         (contains_label_p): Do not walk trees multiple time.
17468 2009-06-28  Paolo Bonzini  <bonzini@gnu.org>
17470         * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
17471         * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
17472         cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
17473         ix86_fp_comparison_operator.
17474         (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
17475         *fp_jcc_2_sse, *fp_jcc_2_387): Delete
17476         (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
17477         *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
17478         !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
17479         to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
17480         (related splits): Change predicate to ix86_fp_comparison_operator.
17481         * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
17482         instead of ix86_fp_comparison_codes.
17483         (ix86_trivial_fp_comparison_operator,
17484         ix86_fp_comparison_operator): New.
17485         * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
17486         (ix86_expand_compare): Eliminate last two parameters.
17487         (ix86_fp_jump_nontrivial_p): Kill.
17488         * config/i386/i386.c (put_condition_code): Eliminate call to
17489         ix86_fp_comparison_codes and subsequent assertion.
17490         (ix86_fp_comparison_codes): Eliminate.
17491         (ix86_fp_swap_condition): New.
17492         (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
17493         ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
17494         into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
17495         (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
17496         and ix86_fp_swap_condition.
17497         (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
17498         Use ix86_fp_comparison_strategy.
17499         (ix86_expand_compare): Likewise.  Eliminate last two arguments.
17500         (ix86_fp_jump_nontrivial_p): Eliminate.
17501         (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple.  Adjust
17502         call to ix86_expand_compare.
17503         (ix86_split_fp_branch, ix86_expand_setcc,
17504         ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
17505         ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
17507 2009-06-28  Paolo Bonzini  <bonzini@gnu.org>
17509         * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
17510         related to jump_clobbers.
17511         * config/arm/arm.md (conds): Remove jump_clob case.
17512         (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
17513         splits): Change comparison_operator to arm_comparison_operator.
17514         (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
17515         Eliminate.
17517 2009-06-28  Paolo Bonzini  <bonzini@gnu.org>
17519         * dojump.c (do_compare_rtx_and_jump): Try swapping the
17520         condition for floating point modes.
17521         * expmed.c (emit_store_flag_1): Move here a bigger part
17522         of emit_store_flag.
17523         (emit_store_flag): Try swapping the condition for floating point
17524         modes.
17525         * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
17527 2009-06-28  Paolo Bonzini  <bonzini@gnu.org>
17529         * expr.c (expand_expr_real_1): Just use do_store_flag.
17530         (do_store_flag): Drop support for TRUTH_NOT_EXPR.  Use
17531         emit_store_flag_force.
17532         * expmed.c (emit_store_flag_force): Copy here trick
17533         previously in expand_expr_real_1.  Try reversing the comparison.
17534         (emit_store_flag_1): Work if target is NULL.
17535         (emit_store_flag): Work if target is NULL, using the result mode
17536         from the comparison.  Use split_comparison, restructure final part
17537         to simplify conditionals.
17539 2009-06-28  Paolo Bonzini  <bonzini@gnu.org>
17541         * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
17542         * dojump.c (do_jump): Change handling of floating-point
17543         ops to use just do_compare_and_jump.
17544         (split_comparison): New.
17545         (do_compare_rtx_and_jump): Add here logic coming previously
17546         in do_jump, using split_comparison.
17548 2009-06-27  H.J. Lu  <hongjiu.lu@intel.com>
17550         PR target/40489
17551         * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
17553 2009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17555         * tree-ssa-alias.c: Fix unintentional commit.
17557 2009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17559         * passes.c (execute_one_pass): Fix unintentional commit.
17561 2009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17563         * df-problems.c (df_set_seen, df_unset_seen): Delete.
17564         (df_rd_local_compute, df_md_local_compute): Inline them.
17566         (df_md_scratch): New.
17567         (df_md_alloc, df_md_free): Allocate/free it.
17568         (df_md_local_compute): Only include live registers in init.
17569         (df_md_transfer_function): Prune the in-set computed by
17570         the confluence function, and the gen-set too.
17572 2009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17574         PR rtl-optimization/26854
17575         * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
17576         * df-problems.c (df_rd_add_problem): Fix comment.
17577         (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
17578         df_md_simulate_artificial_defs_at_top,
17579         df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
17580         df_md_bb_local_compute, df_md_local_compute, df_md_reset,
17581         df_md_transfer_function, df_md_init, df_md_confluence_0,
17582         df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
17583         problem_MD, df_md_add_problem): New.
17584         * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
17585         df_md_get_bb_info): New.
17586         (DF_LAST_PROBLEM_PLUS1): Adjust.
17588         * Makefile.in (fwprop.o): Include domwalk.h.
17589         * fwprop.c: Include domwalk.h.
17590         (reg_defs, reg_defs_stack): New.
17591         (bitmap_only_bit_between): Remove.
17592         (process_defs): New.
17593         (process_uses): Use reg_defs and local_md instead of
17594         bitmap_only_bit_between and local_rd.
17595         (single_def_use_enter_block): New, from build_single_def_use_links.
17596         (single_def_use_leave_block): New.
17597         (build_single_def_use_links): Remove code moved to
17598         single_def_use_enter_block, invoke domwalk.
17599         (use_killed_between): Adjust comment.
17601 2009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17603         * bitmap.h (bitmap_ior_and_into): New.
17604         * bitmap.c (bitmap_ior_and_into): New.
17606 2009-06-27  Paolo Bonzini  <bonzini@gnu.org>
17608         * domwalk.h (struct dom_walk_data): Remove all callbacks except
17609         before_dom_children_before_stmts and after_dom_children_after_stmts.
17610         Rename the two remaining callbacks to just before_dom_children and
17611         after_dom_children. Remove other GIMPLE statement walking bits.
17612         * domwalk.c (walk_dominator_tree): Remove now unsupported features.
17613         * graphite.c: Do not include domwalk.h.
17614         * tree-into-ssa.c (interesting_blocks): New global.
17615         (struct mark_def_sites_global_data): Remove it and names_to_rename.
17616         (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
17617         rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
17618         now that they're not domwalk callbacks.
17619         (rewrite_initialize_block): Rename to...
17620         (rewrite_enter_block): ... this, place after called functions.  Test
17621         interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
17622         (rewrite_finalize_block): Rename to...
17623         (rewrite_leave_block): ... this, place after called functions.
17624         (rewrite_update_init_block): Rename to...
17625         (rewrite_update_enter_block): ... this, place after called functions.
17626         Test interesting_blocks, call rewrite_update_stmt and
17627         rewrite_update_phi_arguments.
17628         (rewrite_update_fini_block): Rename to...
17629         (rewrite_leave_block): ... this, place after called functions.
17630         (rewrite_blocks): Remove last argument, simplify initialization of
17631         walk_data.
17632         (mark_def_sites_initialize_block): Rename to...
17633         (mark_def_sites_block): ... this, call mark_def_sites.
17634         (mark_def_sites_blocks): Remove argument, simplify initialization of
17635         walk_data.
17636         (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
17637         (update_ssa): Likewise.
17638         * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
17639         callback.
17640         (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
17641         (dom_opt_initialize_block): Rename to...
17642         (dom_opt_enter_block): ... this, place after called functions.  Walk
17643         statements here, inline propagate_to_outgoing_edges.
17644         (dom_opt_finalize_block): Rename to...
17645         (dom_opt_leave_block): ... this, place after called functions.
17646         * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
17647         domwalk callback.
17648         (dse_enter_block, dse_record_phi): New.
17649         (dse_record_phis): Delete.
17650         (dse_finalize_block): Rename to...
17651         (dse_leave_block): ... this.
17652         (tree_ssa_dse): Simplify initialization of walk_data.
17653         * tree-ssa-loop-im.c (determine_invariantness, move_computations):
17654         Adjust initialization of walk_data.
17655         * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
17656         * tree-ssa-loop-phiopt.c (get_non_trapping):
17657         Adjust initialization of walk_data.
17658         * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
17659         * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
17660         it's not a domwalk callback.
17661         (uncprop_initialize_block): Rename to...
17662         (dse_enter_block): ... this, call uncprop_into_successor_phis.
17663         (dse_finalize_block): Rename to...
17664         (dse_leave_block): ... this.
17665         (tree_ssa_uncprop): Simplify initialization of walk_data.
17666         * Makefile.in: Adjust dependencies.
17668 2009-06-27  Richard Earnshaw  <rearnsha@arm.com>
17670         * arm.md (casesi): Fix test for Thumb1.
17671         (thumb1_casesi_internal_pic): Likewise.
17672         (thumb1_casesi_dispatch): Likewise.
17674 2009-06-26  Daniel Gutson  <dgutson@codesourcery.com>
17676         * config/arm/arm-cores.def: Added core cortex-m0.
17677         * config/arm/arm-tune.md: Regenerated.
17678         * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
17680 2009-06-26  DJ Delorie  <dj@redhat.com>
17682         * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
17684         * config/mep/mep.c (mep_bundle_insns): Account for the fact that
17685         the scheduler doesn't tag jump insns.
17687 2009-06-26  H.J. Lu  <hongjiu.lu@intel.com>
17689         * c-decl.c (merge_decls): Re-indent.
17691 2009-06-26  Janis Johnson  <janis187@us.ibm.com>
17693         PR c/39902
17694         * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
17695         Special-case decimal float constants.
17697 2009-06-26  Richard Henderson  <rth@redhat.com>
17699         * function.h (struct function): Add cannot_be_copied_reason,
17700         and cannot_be_copied_set.
17701         * tree-inline.c (has_label_address_in_static_1): Rename from
17702         inline_forbidden_p_2; don't set inline_forbidden_reason here.
17703         (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
17704         don't set inline_forbidden_reason.
17705         (copy_forbidden): New function, split out of inline_forbidden_p.
17706         (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
17707         (inline_forbidden_p): Use copy_forbidden.
17708         (tree_versionable_function_p): Likewise.
17709         (inlinable_function_p): Merge into tree_inlinable_function_p.
17710         (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
17711         * ipa-cp.c (ipcp_versionable_function_p): New function.
17712         (ipcp_cloning_candidate_p): Use it.
17713         (ipcp_node_modifiable_p): Likewise.
17715 2009-06-26  Olatunji Ruwase  <tjruwase@google.com>
17717         * builtins.c (expand_builtin_alloca): Handle builtin alloca
17718         that is marked not to be inlined. Remove flag_mudflap use.
17719         * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
17720         (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
17722 2009-06-26  Steve Ellcey  <sje@cup.hp.com>
17724         PR bootstrap/40338
17725         * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
17726         * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
17728 2009-06-26  Kai Tietz  <kai.tietz@onevision.com>
17730         * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
17731         shared libgcc.
17732         (__mingwthr_remove_key_dtor): Likewise.
17734 2009-06-26  Richard Guenther  <rguenther@suse.de>
17736         * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
17738 2009-06-26  Steven Bosscher  <steven@gcc.gnu.org>
17740         PR middle-end/40525
17741         * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
17742         try the non-cond_exec path also.
17744 2009-06-25  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17746         PR target/40468
17747         * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
17748         (output_cbranch): Use new functions.
17749         (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
17750         Likewise.
17752 2009-06-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
17753             Pat Haugen  <pthaugen@us.ibm.com>
17754             Revital Eres <ERES@il.ibm.com>
17756         * config/rs6000/rs6000.c (print_operand): Correct lossage message
17757         for %c error.  Add %x support to print VSX registers as a unified
17758         register set, instead of separate float and altivec registers.
17759         Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
17760         %y case, and add support for VSX pre-modify addresses.
17761         (output_toc): Add assert for CONST containing an integer constant
17762         in the PLUS case.
17763         (rs6000_adjust_cost): Add POWER7 support.
17764         (insn_must_be_first_in_group): Ditto.
17765         (insn_must_be_last_in_group): Ditto.
17766         (rs6000_emit_popcount): Ditto.
17767         (rs6000_vector_mode_supported_p): Ditto.
17769         * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
17770         Change some of the functions called by macros to being called
17771         through a pointer, so debug functions can be inserted if
17772         -mdebug=addr or -mdebug=cost.
17773         (rs6000_preferred_reload_class_ptr): Ditto.
17774         (rs6000_secondary_reload_class_ptr): Ditto.
17775         (rs6000_secondary_memory_needed_ptr): Ditto.
17776         (rs6000_cannot_change_mode_class_ptr): Ditto.
17777         (rs6000_secondary_reload_inner): Ditto.
17778         (rs6000_legitimize_reload_address): Ditto.
17779         (rs6000_legitimize_reload_address_ptr): Ditto.
17780         (rs6000_mode_dependent_address): Ditto.
17781         (rs6000_mode_dependent_address_ptr): Ditto.
17783         * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
17784         function to return true if the mode allows reg + integer
17785         addresses.
17786         (virtual_stack_registers_memory_p): New function to return true if
17787         the address refers to a virtual stack register.
17788         (rs6000_legitimate_offset_address_p): Move code to say whether a
17789         mode supports reg+int addressing to reg_offset_addressing_ok_p and
17790         call it.
17791         (rs6000_legitimate_address_p): Add checks for modes that only can
17792         do reg+reg addressing.  Start adding VSX support.
17793         (rs6000_legitimize_reload_address): Ditto.
17794         (rs6000_legitimize_address): Ditto.
17795         (rs6000_debug_legitimate_address_p): New debug functions for
17796         -mdebug=addr and -mdebug=cost.
17797         (rs6000_debug_rtx_costs): Ditto.
17798         (rs6000_debug_address_costs): Ditto.
17799         (rs6000_debug_adjust_cost): Ditto.
17800         (rs6000_debug_legitimize_address): Ditto.
17801         (rs6000_legitimize_reload_address_ptr): Point to call normal
17802         function or debug function.  Make functions called via pointer
17803         static.
17804         (rs6000_mode_dependent_address_ptr): Ditto.
17805         (rs6000_secondary_reload_class_ptr): Ditto.
17806         (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
17807         (rs6000_emit_move): Add -mdebug=addr support.  Change an abort
17808         into a friendlier error.
17809         (rs6000_init_builtins): Add initial VSX support.
17810         (rs6000_adjust_cost): Fix some spacing issues.
17812         * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
17813         (REG_CLASS_NAMES): Ditto.
17814         (REG_CLASS_CONTENTS): Ditto.
17815         (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
17816         pointer, to add -mdebug=addr support.
17817         (CANNOT_CHANGE_MODE_CLASS): Ditto.
17818         (SECONDARY_RELOAD_CLASS): Call through a pointer to add
17819         -mdebug=addr support.
17820         (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17821         (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17822         (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17824         * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17825         16-bit values.
17826         (bswapsi*): Set attribute types for load/store.  Add combiner
17827         patterns to eliminate zero extend on 64-bit.
17828         (bswapdi*): Add support for swapping 64-bit values.  Use ldbrx and
17829         stdbrx if the hardware supports those instructions.
17831 2009-06-25  Ian Lance Taylor  <iant@google.com>
17833         * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17834         (Link Options): Document -static-libstdc++.
17836 2009-06-25  Andrew Pinski  <andrew_pinski@playstation.sony.com>
17838         PR target/38731
17839         * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17840         DATA_ALIGNMENT instead.
17842 2009-06-25  Richard Guenther  <rguenther@suse.de>
17844         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17845         indirect references against the callused/escaped solutions.
17846         (call_may_clobber_ref_p_1): Likewise.
17848 2009-06-25  Martin Jambor  <mjambor@suse.cz>
17850         PR tree-optimization/40493
17851         * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17852         (enum unscalarized_data_handling): New type.
17853         (handle_unscalarized_data_in_subtree): Return what has been done.
17854         (load_assign_lhs_subreplacements): Handle left flushes differently.
17855         (sra_modify_assign): Use unscalarized_data_handling, simplified
17856         condition determining whether to remove the statement.
17858 2009-06-25  Basile Starynkevitch  <basile@starynkevitch.net>
17860         * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17861         excerpt - @ should be doubled for texinfo.
17863 2009-06-24  Ian Lance Taylor  <iant@google.com>
17865         * config/arc/arc.c: Include "df.h".
17866         (arc_attribute_table): Make static.  Move higher in file.
17867         (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17868         (output_shift): Initialize n later to avoid warning.
17869         * config/arm/arm.c (arm_attribute_table): Make static.  Move
17870         higher in file.
17871         * config/avr/avr.c (avr_attribute_table): Make static.  Move
17872         higher in file.
17873         (reg_class_tab): Change array type from int to enum reg_class.
17874         (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17875         LABEL_REF.
17876         (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17877         (lshrhi3_out): Likewise.
17878         (class_likely_spilled_p): Change return type to bool.
17879         (avr_rtx_costs): Use local code variable with enum type.
17880         * config/avr/avr.md (movmemhi): Use add_reg_note.
17881         (andhi3, andsi3): Don't use AS2 with "and".
17882         (iorhi3, iorsi3): Don't use AS2 with "or".
17883         * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17884         * config/crx/crx.c: Include "df.h".
17885         (crx_attribute_table): Make static.
17886         * config/m32r/m32r.c: Include "df.h".
17887         (m32r_attribute_table): Make static.  Move higher in file.
17888         (pop): Use add_reg_note.
17889         (block_move_call): Change 0 to LCT_NORMAL in function call.
17890         * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17891         * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17892         * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17893         declare, not just when TREE_CODE is defined.
17894         * config/m68hc11/m68hc11.c: Include "expr.h".
17895         (m68hc11_attribute_table): Make static.  Move higher in file.
17896         (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17897         function call.
17898         (m68hc11_register_indirect_p): Likewise.
17899         (m68hc11_function_arg_padding): Change return type to enum
17900         direction.
17901         (emit_move_after_reload): Use add_reg_note.
17902         (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17903         (m68hc11_split_logical): Likewise.
17904         (m68hc11_rtx_costs): Add local code_and outer_code variables with
17905         enum type.
17906         * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17907         to VOIDmode in function call.
17908         * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17909         tree is defined.
17910         (m68hc11_split_logical): Update declaration.
17911         (m68hc11_function_arg_padding): Update declaration.
17912         * config/mcore/mcore.c (regno_reg_class): Change form array of int
17913         to array of enum reg_class.
17914         (mcore_attribute_table): Make static.  Move higher in file.
17915         (mcore_rtx_costs): Add cast to enum type.
17916         * config/mcore/mcore.h (regno_reg_class): Update declaration.
17917         (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17918         * config/sh/sh.c (sh_attribute_table): Make static.  Move higher
17919         in file.
17920         * config/sh/predicates.md (trapping_target_operand): Rename and to
17921         and_expr.
17922         * config/sparc/sparc.c (sparc_attribute_table): Make static.  Move
17923         higher in file.
17924         * config/spu/spu.c (spu_attribute_table): Make static.  Move
17925         higher in file.
17926         * config/v850/v850.c (v850_attribute_table): Make static.  Move
17927         higher in file.
17928         (v850_rtx_costs): Use local code with enum type.
17929         (expand_epilogue): Add cast.
17930         * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17932 2009-06-23  Takashi YOSHII  <yoshii.takashi@renesas.com>
17934         PR target/40515
17935         * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17936         -m2a-single-only and -m2a-nofpu.
17937         * config/sh/sh.opt: Document m2a generates FPU code.
17939 2009-06-24  Anatoly Sokolov  <aesok@post.ru>
17941         * defaults.h (CAN_ELIMINATE): Provide default.
17942         * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17943         * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17944         * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17945         * config/spu/spu.h (CAN_ELIMINATE): Delete.
17946         * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17947         * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17948         * config/cris/cris.h (CAN_ELIMINATE): Delete.
17949         * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17950         * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17951         * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17953 2009-06-24  DJ Delorie  <dj@redhat.com>
17955         * mep-ext-cop.cpu: Fix copyright notice.
17956         * mep-default: Fix copyright notice.
17957         * mep-core: Fix copyright notice.
17958         * mep: Fix copyright notice.
17959         * mep-ivc2: Fix copyright notice.
17960         * mep-c5: Fix copyright notice.
17962 2009-06-24  Denis Chertykov  <chertykov@gmail.com>
17964         * doc/contrib.texi (Contributors):
17966 2009-06-24  Andreas Krebbel  <krebbel1@de.ibm.com>
17968         PR middle-end/40501
17969         * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17970         src and dst operands if necessary.
17972 2009-06-23  DJ Delorie  <dj@redhat.com>
17974         Add MeP port.
17975         * config.gcc: Add mep support.
17976         * recog.c: Resurrect validate_replace_rtx_subexp().
17977         * recog.h: Likewise.
17978         * config/mep/: Add new port:
17979         * config/mep/constraints.md: New file.
17980         * config/mep/default.h: New file.
17981         * config/mep/intrinsics.h: New file.
17982         * config/mep/intrinsics.md: New file.
17983         * config/mep/ivc2-template.h: New file.
17984         * config/mep/mep-c5.cpu: New file.
17985         * config/mep/mep-core.cpu: New file.
17986         * config/mep/mep-default.cpu: New file.
17987         * config/mep/mep-ext-cop.cpu: New file.
17988         * config/mep/mep-intrin.h: New file.
17989         * config/mep/mep-ivc2.cpu: New file.
17990         * config/mep/mep-lib1.asm: New file.
17991         * config/mep/mep-lib2.c: New file.
17992         * config/mep/mep-pragma.c: New file.
17993         * config/mep/mep-protos.h: New file.
17994         * config/mep/mep-tramp.c: New file.
17995         * config/mep/mep.c: New file.
17996         * config/mep/mep.cpu: New file.
17997         * config/mep/mep.h: New file.
17998         * config/mep/mep.md: New file.
17999         * config/mep/mep.opt: New file.
18000         * config/mep/predicates.md: New file.
18001         * config/mep/t-mep: New file.
18003 2009-06-23  Ian Lance Taylor  <iant@google.com>
18005         * configure.ac: Invoke AC_PROG_CXX.  Separate C specific warnings
18006         from loose_warn into c_loose_warn and from strict_warn into
18007         c_strict_warn.  Set and substitute warn_cxxflags.  Check for
18008         --enable-build-with-cxx.  Set and substitute
18009         ENABLE_BUILD_WITH_CXX.  Set and substitute HOST_LIBS.
18010         * Makefile.in (CXXFLAGS): New variable.
18011         (C_LOOSE_WARN, C_STRICT_WARN): New variables.
18012         (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN).  Add $(C_STRICT_WARN) if
18013         the default is the same as $(STRICT_WARN).
18014         (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
18015         (CXX): New variable.
18016         (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
18017         (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
18018         (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
18019         (HOST_LIBS): New variable.
18020         (GCC_CFLAGS): Add $(C_LOOSE_WARN).
18021         (ALL_CXXFLAGS): New variable.
18022         (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
18023         * doc/install.texi (Configuration): Document
18024         --enable-build-with-cxx, --with-stage1-ldflags,
18025         --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
18026         * configure: Rebuild.
18028 2009-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
18030         * config/arm/arm.c (arm_override_options): Fix braces and formatting
18031         from previous commit.
18033 2009-06-23  Ian Lance Taylor  <iant@google.com>
18035         * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
18037 2009-06-23  Ian Lance Taylor  <iant@google.com>
18039         * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
18040         with ATTRIBUTE_UNUSED.
18042 2009-06-23  Michael Meissner  <meissner@linux.vnet.ibm.com>
18043             Pat Haugen  <pthaugen@us.ibm.com>
18044             Revital Eres  <eres@il.ibm.com>
18046         * config.in (HAVE_AS_POPCNTD): Add default definition.
18047         (HAVE_AS_LWSYNC): Ditto.
18049         * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
18050         release number.
18051         (gcc_cv_as_powerpc_cmpb): Ditto.
18052         (gcc_cv_as_powerpc_dfp): Ditto.
18053         (gcc_cv_as_powerpc_vsx): Ditto.
18054         (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
18055         supporting the popcntd/lwsync instructions.
18056         (gcc_cv_as_powerpc_lwsync): Ditto.
18057         * configure: Regenerate.
18059         * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
18060         -mcpu=native and -mcpu=power7.
18061         * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
18063         * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
18064         a variable instead of a mask to reduce the number of mask bits.
18065         * config/rs6000/sysv4.opt (-mbit-align): Ditto.
18066         (-mbit-word): Ditto.
18067         (-mregnames): Ditto.
18068         * config/rs6000/rs6000.opt (-mupdate): Ditto.
18069         (-mfused-madd): Ditto.
18071         * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
18072         2.06 instructions.
18073         (-mvsx): New switch for VSX instructions.
18074         (-misel): Move from a variable to a mask to allow it to be set by
18075         -mcpu=.
18077         * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
18078         function declaration to an array declaration.
18079         (rs6000_hard_regno_nregs): New external array declaration.
18081         * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
18082         files included by rs6000.md.
18084         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
18085         SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
18087         * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
18088         a target mask.
18089         (rs6000_debug_reg): New -mdebug= variables.
18090         (rs6000_debug_addr): Ditto.
18091         (rs6000_debug_cost): Ditto.
18092         (rs6000_pmode): New variable to hold Pmode.
18093         (rs6000_pointer_size): New variable to hold POINTER_SIZE.
18094         (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
18095         calculated at compiler start.
18096         (rs6000_hard_regno_nregs): Change function to an array which holds
18097         HARD_REGNO_NREGS calculated at compiler start.
18098         (rs6000_explicit_options): Delete isel field.
18099         (rs6000_vector_unit): New array to hold which vector unit
18100         supports arithmetic options for a given type.
18101         (rs6000_vector_mem): New array to hold which vector unit supports
18102         memory reference operations for a given type.
18103         (rs6000_vector_align): New array to given the alignment of each
18104         vector type.
18105         (power7_cost): New basic costs for power7.
18106         (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
18107         (rs6000_hard_regno_nregs_internal): New function, moved from
18108         HARD_REGNO_NREGS, to calculate the number of registers each hard
18109         register takes for each type.
18110         (rs6000_debug_reg_print): New function for -mdebug=reg support.
18111         (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
18112         (+rs6000_init_hard_regno_mode_ok): New function, move calculation
18113         of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
18114         unit information here so it is calculated once at compiler startup
18115         time.
18116         (rs6000_override_options): Make -misel a target mask.  Add more
18117         power7 target masks.  Setup Pmode and POINTER_SIZE.  Add initial
18118         VSX support.  Add support for -mdebug=reg, -mdebug=addr, and
18119         -mdebug=cost.
18120         (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
18121         (rs6000_handle_option): Move -misel from variable to target mask.
18122         (rs6000_builtin_mask_for_load): Add VSX support.
18123         (rs6000_conditional_register_usage): Ditto.
18124         (USE_ALTIVEC_FOR_ARG_P): Ditto.
18125         (function_arg_boundary): Ditto.
18126         (rs6000_expand_builtin): Ditto.
18127         (def_builtin): Make abort message a little friendlier.
18128         (rs6000_emit_int_cmove): Add support for 64-bit isel.
18130         * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
18131         assembler support the popcntd instruction instead of a vsx
18132         instruction to enable power7 support.
18133         (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
18134         (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
18135         option to the assembler if -mcpu=native.
18136         (ASM_CPU_NATIVE_SPEC): Ditto.
18137         (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
18138         ISA 2.06 features.
18139         (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
18140         the lwsync instruction.
18141         (enum processor_type): Add PROCESSOR_POWER7.
18142         (rs6000_debug_reg): New -mdebug= options.
18143         (rs6000_debug_addr): Ditto.
18144         (rs6000_debug_cost): Ditto.
18145         (rs6000_isel): Delete.
18146         (enum rs6000_vector): New enum to say what vector unit we have.
18147         (VECTOR_UNIT_*): New macros to say which vector unit has
18148         arithmetic operations for a given type.
18149         (VECTOR_MEM_*): New macros to say which vector unit has memory
18150         operations for a given type.
18151         (TARGET_LDBRX): Whether the machine supports the ldbrx
18152         instruction.
18153         (TARGET_ISEL): Delete, -misel moved to be a mask.
18154         (TARGET_ISEL64): New macro for 64-bit isel support.
18155         (UNITS_PER_VSX_WORD): New macro.
18156         (POINTER_SIZE): Move to be an external variable, rather than
18157         calculating whether we are generating 32 ot 64-bit code.
18158         (Pmode): Ditto.
18159         (STACK_BOUNDARY): Add VSX support.
18160         (LOCAL_ALIGNMENT): Ditto.
18161         (SLOW_UNALIGNED_ACCESS): Ditto.
18162         (VSX_REGNO_P): New macro for VSX support.
18163         (VFLOAT_REGNO_P): Ditto.
18164         (VINT_REGNO_P): Ditto.
18165         (VLOGICAL_REGNO_P): Ditto.
18166         (VSX_VECTOR_MODE): Ditto.
18167         (VSX_SCALAR_MODE): Ditto.
18168         (VSX_MODE): Ditto.
18169         (VSX_MOVE_MODE): Ditto.
18170         (VSX_REG_CLASS_P): Ditto.
18171         (HARD_REGNO_NREGS): Instead of calling a function, use an array
18172         lookup.
18173         (UNITS_PER_SIMD_WORD): Add VSX support.
18174         (MODES_TIEABLE_P): Ditto.
18175         (STARTING_FRAME_OFFSET): Ditto.
18176         (STACK_DYNAMIC_OFFSET): Ditto.
18177         (EPILOGUE_USES): Ditto.
18178         (REGNO_REG_CLASS): Move to array lookup.
18179         (CLASS_MAX_NREGS): Ditto.
18180         (rs6000_vector_reg_class): Add declaration.
18181         (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
18182         overlap with the floating point and Altivec registers.
18184         * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
18186         * config/rs6000/driver-rs6000.c (asm_names): New static array to
18187         give the appropriate asm switches if -mcpu=native.
18188         (host_detect_local_cpu): Add support for "asm".
18189         (host_detect_local_cpu): Follow GNU code guidelines for name.
18191         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
18192         -mbit-word to a variable instead of being a target mask.
18194         * config/rs6000/sync.md (lwsync): If the assembler supports it,
18195         emit the lwsync instruction instead of emitting the instruction as
18196         an integer constant.
18198         * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
18199         fixuns_trundfsi2, move expander into rs6000.md.
18201         * config/rs6000/rs6000.md (cpu): Add power7.
18202         (sel, *ptrsize): New mode attributes for 32/64-bit isel.
18203         (logical predicate patterns): Change the single instruction
18204         primitives that set CR0 to be fast_compare instead of compare.
18205         (norsi*): Ditto.
18206         (popcntwsi2): Add support for ISA 2.06 popcount instructions.
18207         (popcntddi2): Ditto.
18208         (popcount<mode>): Ditto.
18209         (floating multiply/add insns): Name the floating point
18210         multiply/add insns.
18211         (isel_signed_<mode>): Add support for -misel on 64-bit systems.
18212         (isel_unsigned_<mode>): Ditto.
18213         (fixuns_trundfsi2): Move expander here from spe.md.
18214         (smindi3): Define if we have -misel on 64-bit systems.
18215         (smaxdi3): Ditto.
18216         (umindi3): Ditto.
18217         (umaxdi3): Ditto.
18219 2009-06-23  Anatoly Sokolov  <aesok@post.ru>
18221         * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
18222         extra_objs.
18223         * config/avr/avr.c (avr_current_device): New variable.
18224         (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
18225         (avr_arch, mcu_type_s): Move to avr.h.
18226         * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
18227         default_data_section_start fields.
18228         (avr_arch): Moved from avr.c.
18229         (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
18230         library_name fields.
18231         (avr_current_device, avr_mcu_types, avr_arch_types,
18232         avr_device_to_arch, avr_device_to_data_start,
18233         avr_device_to_startfiles, avr_device_to_devicelib): Declare.
18234         (EXTRA_SPEC_FUNCTIONS): Define.
18235         (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
18236         options mapping. Use device_to_arch and device_to_data_start insted.
18237         (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
18238         (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
18239         * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
18240         * config/avr/driver-avr.c: New file.
18241         * config/avr/avr-devices.c: New file.
18243 2009-06-23  Jakub Jelinek  <jakub@redhat.com>
18245         * var-tracking.c (unshare_variable): Force initialized to
18246         be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
18247         (set_variable_part): Likewise.
18248         (struct variable_union_info): Remove pos_src field.
18249         (vui_vec, vui_allocated): New variables.
18250         (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
18251         unconditionally.  Avoid XCVECNEW/free for every sorting, for dst_l
18252         == 1 use a simpler sorting algorithm.  Compute pos field right
18253         away, don't fill in pos_src.  For dst_l == 2 avoid qsort.
18254         Avoid quadratic comparison if !flag_var_tracking_uninit.
18255         (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
18256         unshare_variable unconditionally.
18257         (dataflow_set_different_2): Removed.
18258         (dataflow_set_different): Don't traverse second hash table.
18259         (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
18260         unconditionally to var_reg_set or var_mem_set.
18261         (emit_notes_in_bb): Likewise.
18262         (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
18263         unshare_variable.
18264         (emit_note_insn_var_location): Don't set initialized to
18265         VAR_INIT_STATUS_INITIALIZED early.
18266         (vt_finalize): Free vui_vec if needed, clear vui_vec and
18267         vui_allocated.
18268         * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
18270         * tree-object-size.c (addr_object_size): Instead of checking
18271         for non-NULL TREE_CHAIN of the FIELD_DECL check that there
18272         are no FIELD_DECLs following it.
18274 2009-06-23  Andreas Krebbel  <krebbel1@de.ibm.com>
18276         * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
18277         order to match bswaps with signed source operands.
18279 2009-06-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
18281         * sdbout.c (sdbout_one_type): Fix braces in switch.
18283 2009-06-23  Richard Guenther  <rguenther@suse.de>
18285         * tree-ssa-structalias.c (struct variable_info): Add is_global_var
18286         member.
18287         (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
18288         readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
18289         var_callused, callused_tree, var_storedanything, storedanything_tree,
18290         var_integer, integer_tree): Remove global variables.
18291         (new_var_info): Do not pass new id, append the new var to the
18292         global variable vector.
18293         (do_ds_constraint): Use is_global_var member of the variable-info.
18294         (new_scalar_tmp_constraint_exp): Adjust.
18295         (create_function_info_for): Likewise.
18296         (create_variable_info_for): Likewise.
18297         (find_what_var_points_to): Remove dead code.
18298         (init_base_vars): Simplify.
18299         (compute_points_to_sets): Adjust.
18301 2009-06-22  Adam Nemet  <anemet@caviumnetworks.com>
18303         * combine.c (try_combine): Dump information about the insns we're
18304         combining.
18306 2009-06-22  Adam Nemet  <anemet@caviumnetworks.com>
18308         * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
18309         check when calling force_to_mode on TRUNCATE's operand.
18311 2009-06-22  Ian Lance Taylor  <iant@google.com>
18313         * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
18315 2009-06-22  Steven Bosscher  <steven@gcc.gnu.org>
18317         * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
18319 2009-06-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
18321         * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
18322         override library linkage flags such as -static-libgcc or
18323         -shared-libgcc.
18325 2009-06-22  Maxim Kuvyrkov  <maxim@codesourcery.com>
18327         * config/m68k/m68k-devices.def: Add line for MCF5221x.
18329 2009-06-22  Ian Lance Taylor  <iant@google.com>
18331         * config/linux.opt: Put mglibc ahead of muclibc.
18333         * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
18334         for duplicate decls.
18336 2009-06-22  Matthias Klose  <doko@ubuntu.com>
18338         * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
18340 2009-06-22  Steven Bosscher  <steven@gcc.gnu.org>
18342         PR objc/28050
18343         * c-parser.c (c_parser_objc_message_args): Return error_mark_node
18344         instead of NULL if a parser error occurs.
18346 2009-06-22  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
18348         * dwarf2out.c (dwarf2_debug_hooks): Initialize
18349         non-DWARF2_DEBUGGING_INFO version.
18351 2009-06-22  Kai Tietz  <kai.tietz@onevision.com>
18353         * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
18354         i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
18356         * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
18357         (LIBGCC2_TF_CEXT): Define.
18358         (TF_SIZE): Define.
18360 2009-06-22  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
18362         PR target/40463
18363         * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
18365 2009-06-22  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
18367         * config/arm/arm.c (arm_override_options): Disable
18368         -mcaller-super-interworking and -mcallee-super-interworking.
18369         * doc/invoke.texi (ARM Options): Document this.
18371 2009-06-22  Nathan Sidwell  <nathan@codesourcery.com>
18373         * config/arm/arm.c (arm_print_operand): Deal with HIGH.
18374         * config/arm/constraints.md (j): New constraint for movw operands.
18375         (N): Remove thumb2 meaning.
18376         * config/arm/arm.md (*arm_movw): Delete.
18377         (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
18378         * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
18379         * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
18381 2009-06-22  Martin Jambor  <mjambor@suse.cz>
18383         PR tree-optimization/40492
18384         * tree-sra.c (sra_modify_assign): Pass zero offsets to
18385         build_ref_for_offset.
18387 2009-06-22  Shujing Zhao  <pearly.zhao@oracle.com>
18389         * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
18390         JUMP_TABLE_DATA_P predicates where applicable.
18391         * auto-inc-dec.c: Ditto.
18392         * builtins.c: Ditto.
18393         * caller-save.c: Ditto.
18394         * calls.c: Ditto.
18395         * cfgcleanup.c: Ditto.
18396         * cfglayout.c: Ditto.
18397         * cfgrtl.c: Ditto.
18398         * combine.c: Ditto.
18399         * combine-stack-adj.c: Ditto.
18400         * cse.c: Ditto.
18401         * cselib.c: Ditto.
18402         * dbxout.c: Ditto.
18403         * df-scan.c: Ditto.
18404         * dse.c: Ditto.
18405         * dwarf2asm.c: Ditto.
18406         * dwarf2out.c: Ditto.
18407         * emit-rtl.c: Ditto.
18408         * except.c: Ditto.
18409         * explow.c: Ditto.
18410         * expmed.c: Ditto.
18411         * expr.c: Ditto.
18412         * final.c: Ditto.
18413         * function.c: Ditto.
18414         * fwprop.c: Ditto.
18415         * gcse.c: Ditto.
18416         * genpreds.c: Ditto.
18417         * genrecog.c: Ditto.
18418         * ifcvt.c: Ditto.
18419         * ira-costs.c: Ditto.
18420         * ira-lives.c: Ditto.
18421         * jump.c: Ditto.
18422         * loop-iv.c: Ditto.
18423         * lower-subreg.c: Ditto.
18424         * modulo-sched.c: Ditto.
18425         * optabs.c: Ditto.
18426         * postreload.c: Ditto.
18427         * print-rtl.c: Ditto.
18428         * recog.c: Ditto.
18429         * reginfo.c: Ditto.
18430         * regmove.c: Ditto.
18431         * reload1.c: Ditto.
18432         * reload.c: Ditto.
18433         * reorg.c: Ditto.
18434         * rtlanal.c: Ditto.
18435         * rtl.c: Ditto.
18436         * sched-vis.c: Ditto.
18437         * sdbout.c: Ditto.
18438         * sel-sched-ir.c: Ditto.
18439         * simplify-rtx.c: Ditto.
18440         * targhooks.c: Ditto.
18441         * var-tracking.c: Ditto.
18442         * vmsdbgout.c: Ditto.
18444 2009-06-22  Matthias Klose  <doko@ubuntu.com>
18446         * Makefile.in (install-plugin): Always use DESTDIR.
18448 2009-06-22  Olivier Hainque  <hainque@adacore.com>
18450         * config/pa/pa.c (output_call): Don't optimize post call jumps
18451         into return address adjustments if the call may throw.
18453 2009-06-21  Richard Earnshaw  <rearnsha@arm.com>
18455         * arm.c (thumb1_output_casesi): New function.
18456         * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
18457         optimizing for size or PIC.
18458         (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
18459         * arm.md (UNSPEC_THUMB1_CASESI): New constant.
18460         (casesi): Handle Thumb-1 when optimizing for size or PIC.
18461         (thumb1_casesi_internal_pic): New expand rule.
18462         (thumb1_casesi_dispatch): New pattern.
18463         * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
18464         thumb-1 mode.
18465         * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
18466         in the text seciton when PIC or optimizing for size.
18467         * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
18468         * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
18469         preservation properties of code.
18470         (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
18471         (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
18472         (__gnu_thumb1_case_si): New function.
18473         * t-arm (LIB1ASMSRC): Define here.
18474         (LIB1ASMFUNCS): Add some common functions.
18475         * t-arm-elf (LIB1ASMSRC): Delete.
18476         (LIB1ASMFUNCS): Append to existing set.
18477         * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18478         * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18479         * t-symbian (LIB1ASMFUNCS): Likewise.
18480         * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18481         * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18483 2009-06-21  Richard Guenther  <rguenther@suse.de>
18485         PR tree-optimization/38729
18486         * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
18487         to loops with a single exit if -fno-expensive-optimizations.
18489 2009-06-21  Jakub Jelinek  <jakub@redhat.com>
18491         * var-tracking.c (struct shared_hash_def, shared_hash): New types.
18492         (dataflow_set): Change vars type from htab_t to shared_hash.
18493         (shared_hash_pool, empty_shared_hash): New variables.
18494         (vars_clear): Removed.
18495         (shared_hash_shared, shared_hash_htab, shared_hash_copy,
18496         shared_hash_find_slot_unshare, shared_hash_find_slot,
18497         shared_hash_find_slot_noinsert, shared_hash_find): New
18498         static inlines.
18499         (shared_hash_unshare, shared_hash_destroy): New functions.
18500         (unshare_variable): Unshare set->vars if shared, use
18501         shared_hash_htab.
18502         (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
18503         (get_init_value, find_src_set_src, dump_dataflow_set,
18504         clobber_variable_part, emit_notes_for_differences): Use
18505         shared_hash_htab.
18506         (dataflow_set_init): Remove second argument, set vars to
18507         empty_shared_hash instead of creating a new htab.
18508         (dataflow_set_clear): Call shared_hash_destroy and set vars
18509         to empty_shared_hash instead of calling vars_clear.
18510         (dataflow_set_copy): Don't call vars_copy, instead just share
18511         the src htab with dst.
18512         (variable_union): Use shared_hash_*, use initially NO_INSERT
18513         lookup if set->vars is shared.  Don't keep slot cleared before
18514         calling unshare_variable.  Unshare set->vars if needed.
18515         Even ->refcount == 1 vars must be unshared if set->vars is shared
18516         and var needs to be modified.
18517         (variable_canonicalize): New function.
18518         (dataflow_set_union): If dst->vars is empty, just share src->vars
18519         with dst->vars and traverse with variable_canonicalize to canonicalize
18520         and unshare what is needed.
18521         (dataflow_set_different): If old_set and new_set use the same shared
18522         htab, they aren't different.  If number of htab elements is different,
18523         htabs are different.  Use shared_hash_*.
18524         (dataflow_set_destroy): Call shared_hash_destroy instead of
18525         htab_delete.
18526         (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
18527         second argument to dataflow_set_init.
18528         (vt_initialize): Likewise.  Initialize shared_hash_pool and
18529         empty_shared_hash, move bb in/out initialization afterwards.
18530         Use variable_htab_free instead of NULL as changed_variables del hook.
18531         (variable_was_changed): Change type of second argument to pointer to
18532         dataflow_set.  When inserting var into changed_variables, bump
18533         refcount.  Unshare set->vars if set is shared htab and slot needs to
18534         be cleared.
18535         (set_variable_part): Use shared_hash_*, use initially NO_INSERT
18536         lookup if set->vars is shared.  Unshare set->vars if needed.
18537         Even ->refcount == 1 vars must be unshared if set->vars is shared
18538         and var needs to be modified.  Adjust variable_was_changed caller.
18539         (delete_variable_part): Use shared_hash_*.  Even ->refcount == 1
18540         vars must be unshared if set->vars is shared and var needs to be
18541         modified.  Adjust variable_was_changed caller.
18542         (emit_note_insn_var_location): Don't pool_free var.
18543         (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
18544         instead of 1.
18545         (vt_finalize): Call htab_delete on empty_shared_hash->htab and
18546         free_alloc_pool on shared_hash_pool.
18548 2009-06-20  Anthony Green  <green@moxielogic.com>
18550         * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
18551         * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
18553 2009-06-20  Richard Guenther  <rguenther@suse.de>
18555         * tree-ssa-structalias.c (find_func_aliases): For memset use
18556         a constraint from NULL if we memset to zero.
18557         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
18558         we explicitly handle that do not read from memory.
18559         (call_may_clobber_ref_p_1): Properly handle builtins that may
18560         set errno.
18562 2009-06-20  Richard Guenther  <rguenther@suse.de>
18564         PR tree-optimization/40495
18565         * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
18566         (new_scalar_tmp_constraint_exp): New function.
18567         (process_constraint): Do not create temporary decls.
18568         (process_all_all_constraints): Likewise.
18569         (handle_const_call): Likewise.
18570         (create_function_info_for): Do not set decl.
18572 2009-06-19  Ian Lance Taylor  <iant@google.com>
18574         * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
18575         (rs6000_attribute_table): Make static; move before use.
18577 2009-06-19  Eric Botcazou  <ebotcazou@adacore.com>
18579         * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
18580         <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
18581         Propagate the TREE_READONLY flag without overwriting it.
18582         (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
18583         Propagate the TREE_READONLY flag onto the result.
18584         (process_call_operands): Move around.  Use correct constant value.
18586 2009-06-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
18588         PR target/40482
18589         * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
18590         * config/arm/arm.md: Likewise.
18592 2009-06-19  Ian Lance Taylor  <iant@google.com>
18594         * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
18595         to GIMPLE_ERROR_MARK.
18597         * c-typeck.c (build_conditional_expr): Add op1_original_type and
18598         op2_original_type parameters.  Warn about using different enum types.
18599         * c-parser.c (c_parser_conditional_expression): Pass original
18600         types to build_conditional_expr.
18601         * c-tree.h (build_conditional_expr): Update declaration.
18603 2009-06-19  Ian Lance Taylor  <iant@google.com>
18605         * config/i386/i386.c (ix86_function_specific_save): Test that
18606         fields match values, rather than testing the values are in a
18607         certain range.
18609 2009-06-19  Richard Guenther  <rguenther@suse.de>
18611         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
18612         ADDR_EXPR pointers.
18613         (ptr_derefs_may_alias_p): Likewise.
18614         (ptr_deref_may_alias_ref_p_1): New function.
18615         (ptr_deref_may_alias_ref_p): Likewise.
18616         (ref_maybe_used_by_call_p_1): Handle builtins that are not
18617         covered by looking at the ESCAPED solution.
18618         (call_may_clobber_ref_p_1): Likewise.
18619         * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
18620         Handle NULL_TREE offset.  Do not produce redundant constraints.
18621         (process_all_all_constraints): New helper function.
18622         (do_structure_copy): Use it.
18623         (handle_lhs_call): Likewise.
18624         (find_func_aliases): Handle some builtins with pointer arguments
18625         and/or return values explicitly.
18627 2009-06-19  Ian Lance Taylor  <iant@google.com>
18629         * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
18631 2009-06-19  Ian Lance Taylor  <iant@google.com>
18633         * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
18635 2009-06-19  Ian Lance Taylor  <iant@google.com>
18637         * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
18638         * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
18639         version.
18641         * c-decl.c (finish_decl): If -Wc++-compat, warn about
18642         uninitialized const.
18644 2009-06-19  Ian Lance Taylor  <iant@google.com>
18646         * dse.c (struct store_info): Rename bitmap field to bmap.  Change
18647         all uses.
18649         * c-decl.c (in_struct, struct_types): Remove.
18650         (struct c_binding): Add in_struct field.
18651         (c_binding_ptr): Define type, along with VEC.
18652         (struct c_struct_parse_info): Define.
18653         (struct_parse_info): New static variable.
18654         (bind): Initialize in_struct field.
18655         (start_struct): Remove enclosing_in_struct and
18656         enclosing_struct_types parameters.  Add
18657         enclosing_struct_parse_info parameter.  Change all callers.  Set
18658         struct_parse_info rather than in_struct and struct_types.
18659         (grokfield): If -Wc++-compat and there is a symbol binding for the
18660         field name, set the in_struct flag and push it on the
18661         struct_parse_info->fields vector.
18662         (warn_cxx_compat_finish_struct): New static function.
18663         (finish_struct): Remove enclosing_in_struct and
18664         enclosing_struct_types parameters.  Add
18665         enclosing_struct_parse_info parameter.  Change all callers.  Don't
18666         set C_TYPE_DEFINED_IN_STRUCT here.  Call
18667         warn_cxx_compat_finish_struct.  Free struct_parse_info and set to
18668         parameter.  Only push on struct_types if warn_cxx_compat.
18669         (finish_enum): Only push on struct_types if warn_cxx_compat.
18670         (declspecs_add_type): Add loc parameter.  Change all callers.
18671         Change all error calls to error_at.  Pass loc, not input_location,
18672         to pedwarn calls.  Warn if -Wc++-compat and a typedef name is
18673         defined in a struct.  If -Wc++-compat and parsing a struct, record
18674         that a typedef name was used.
18675         * c-parser.c (c_parser_declspecs): Get location to pass to
18676         declspecs_add_type.
18677         (c_parser_struct_or_union_specifier): Update calls to start_struct
18678         and finish_struct.
18679         * c-tree.h (struct c_struct_parse_info): Declare.
18680         (finish_struct, start_struct): Update declarations.
18681         (declspecs_add_type): Update declaration.
18683 2009-06-19  Ian Lance Taylor  <iant@google.com>
18685         * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
18686         variable with an anonymous type.
18688 2009-06-19  Uros Bizjak  <ubizjak@gmail.com>
18690         * see.c: Remove for real.
18692 2009-06-19  Uros Bizjak  <ubizjak@gmail.com>
18694         * optabs.h (enum optab_index): Add new OTI_significand.
18695         (significand_optab): Define corresponding macro.
18696         * optabs.c (init_optabs): Initialize significand_optab.
18697         * genopinit.c (optabs): Implement significand_optab using
18698         significand?f2 patterns.
18699         * builtins.c (expand_builtin_mathfn): Handle
18700         BUILT_IN_SIGNIFICAND{,F,L}.
18701         (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
18702         expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
18704         * config/i386/i386.md (significandxf2, significand<mode>2): New
18705         expanders to implement significandf, significand and significandl
18706         built-ins as inline x87 intrinsics.
18708 2009-06-18  Anatoly Sokolov  <aesok@post.ru>
18710         * config/avr/avr.c (avr_override_options): Remove setting value of
18711         PARAM_INLINE_CALL_COST.
18713 2009-06-18  Richard Henderson  <rth@redhat.com>
18715         PR 40488
18716         * tree-pass.h (TDF_ASMNAME): New.
18717         * tree-dump.c (dump_options): Add asmname.
18718         * doc/invoke.texi: Document it.
18720         * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
18721         (dump_decl_name): ...here.
18722         (dump_function_name): New flags arg; mind TDF_ASMNAME.
18723         (dump_generic_node): Update dump_function_name calls.
18724         (print_call_name): New flags arg; update all dump calls.
18725         * diagnostic.h (print_call_name): Update.
18726         * gimple-pretty-print.c (dump_gimple_call): Update.
18728 2009-06-18  H.J. Lu  <hongjiu.lu@intel.com>
18730         PR target/40470
18731         * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
18733 2009-06-18  Diego Novillo  <dnovillo@google.com>
18735         * doc/plugins.texi: Document plugin_is_GPL_compatible.
18736         * plugin.c (str_license): Declare.
18737         (try_init_one_plugin): Assert that the symbol
18738         'plugin_is_GPL_compatible' exists.
18740 2009-06-18  Sergei Dyshel  <sergeid@il.ibm.com>
18742         * see.c: Remove.
18743         * Makefile.in (OBJS-common): Remove see.o.
18744         (see.o): Remove.
18745         * common.opt (fsee): Mark as preserved for backward compatibility.
18746         * opts.c (common_handle_option): Add OPT_fsee to the backward
18747         compatibility section.
18748         * passes.c (init_optimization_passes, pass_see): Remove pass.
18749         * timevar.def (TV_SEE): Remove.
18750         * tree-pass.h (pass_see): Remove declaration.
18751         * doc/invoke.texi (-fsee): Remove documentation.
18753 2009-06-18  Martin Jambor  <mjambor@suse.cz>
18755         * tree-sra.c: Include statistics.h
18756         (sra_stats): New variable.
18757         (sra_initialize): Clear sra_stats.
18758         (create_access_replacement): Increment sra_stats.replacements.
18759         (get_access_replacement): Do not return twice.
18760         (analyze_all_variable_accesses): Increment statistics counter by the
18761         number of scalarized aggregates.
18762         (generate_subtree_copies): Increment sra_stats.subtree_copies.
18763         (sra_modify_expr): Increment sra_stats.exprs.
18764         (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
18765         (sra_modify_assign): Increment sra_stats.exprs,
18766         sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
18767         (perform_intra_sra): Update statistics counters.
18768         * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
18770 2009-06-18  Sandra Loosemore  <sandra@codesourcery.com>
18772         * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
18773         (arm_scalar_mode_supported_p): New function.
18775 2009-06-18  Paul Brook  <paul@codesourcery.com>
18776             Sandra Loosemore  <sandra@codesourcery.com>
18778         * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
18779         (__extendhfsf2, __truncsfhf2): Define.
18780         * config/arm/fp16.c: New file.
18781         * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18782         * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA):  Add fp16.c.
18784 2009-06-18  Sandra Loosemore  <sandra@codesourcery.com>
18786         * doc/extend.texi (Half-Precision): New section.
18787         * doc/invoke.texi (Option Summary): List -mfp16-format.
18788         (ARM Options): List neon-fp16 as -mfpu value.  Document -mfp16-format.
18789         * config/arm/arm.opt (mfp16-format=): New.
18790         * config/arm/arm.c: Include intl.h.
18791         (TARGET_INVALID_PARAMETER_TYPE): Redefine.
18792         (TARGET_INVALID_RETURN_TYPE): Redefine.
18793         (TARGET_PROMOTED_TYPE): Redefine.
18794         (TARGET_CONVERT_TO_TYPE): Redefine.
18795         (arm_fp16_format): Define.
18796         (all_fpus): Add entry for neon-fp16.
18797         (fp_model_for_fpu): Likewise.
18798         (struct fp16_format): Declare.
18799         (all_fp16_formats): Define.
18800         (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
18801         functions.
18802         (arm_override_options): Set arm_fp16_format. Call sorry for fp16
18803         and no ldrh.
18804         (arm_legitimate_index_p): Treat HFmode like HImode.
18805         (thumb1_legitimate_address_p): Make it recognize HFmode constants.
18806         (coproc_secondary_reload_class): Special-case HFmode.
18807         (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
18808         (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
18809         (arm_init_fp16_builtins): New.
18810         (arm_init_builtins): Call it.
18811         (arm_invalid_parameter_type): New.
18812         (arm_invalid_return_type): New.
18813         (arm_promoted_type): New.
18814         (arm_convert_to_type).
18815         (arm_file_start): Deal with neon-fp16 as fpu_name.  Emit tag for fp16
18816         format.
18817         (arm_emit_fp16_const): New function.
18818         (arm_mangle_type): Mangle __fp16 as "Dh".
18819         * config/arm/arm.h (TARGET_VFPD32): Make it know about
18820         FPUTYPE_NEON_FP16.
18821         (TARGET_NEON_FP16): New.
18822         (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18823         (enum fputype): Add FPUTYPE_NEON_FP16.
18824         (enum arm_fp16_format_type): Declare.
18825         (arm_fp16_format): Declare.
18826         (LARGEST_EXPONENT_IS_NORMAL): Define.
18827         * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18828         * config/arm/arm-modes.def (HFmode): Define.
18829         * config/arm/vfp.md (*movhf_vfp): New.
18830         (extendhfsf2): New.
18831         (truncsfhf2): New.
18832         * config/arm/arm.md (fpu): Add neon_fp16.
18833         (floatsihf2, floatdihf2): New.
18834         (fix_trunchfsi2, fix_trunchfdi2): New.
18835         (truncdfhf2): New.
18836         (extendhfdf2): New.
18837         (movhf): New.
18838         (*arm32_movhf): New.
18839         (*thumb1_movhf): New.
18840         (consttable_2): Add check for HFmode constants.
18841         (consttable_4): Handle HFmode constants.
18843 2009-06-18  Uros Bizjak  <ubizjak@gmail.com>
18845         * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18847 2009-06-17  Olivier Hainque  <hainque@adacore.com>
18849         * collect2.c (main): Use CONST_CAST2 to perform char ** to
18850         const char ** conversion in AIX specific section.
18852 2009-06-17  H.J. Lu  <hongjiu.lu@intel.com>
18854         * config/i386/i386.c (ix86_special_builtin_type): Remove
18855         UINT64_FTYPE_PINT.  Add UINT64_FTYPE_PUNSIGNED.
18856         (bdesc_special_args): Updated.
18857         (ix86_init_mmx_sse_builtins): Likewise.
18858         (ix86_expand_special_args_builtin): Likewise.
18860 2009-06-17  Richard Henderson  <rth@redhat.com>
18862         * tree-pretty-print.c (maybe_dump_asm_name): New.
18863         (dump_decl_name): Use it.
18864         (PRINT_FUNCTION_NAME): Merge into...
18865         (dump_function_name): ... here.  Use maybe_dump_asm_name.
18867 2009-06-17  Cary Coutant  <ccoutant@google.com>
18869         * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18870         Change caller.
18871         * debug.c (struct gcc_debug_hooks): Change placeholder for
18872         source_line hook.
18873         (debug_nothing_int_charstar_int): Replaced by...
18874         (debug_nothing_int_charstar_int_bool): ...this.
18875         * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18876         source_line prototype.
18877         (debug_nothing_int_charstar_int): Replaced by...
18878         (debug_nothing_int_charstar_int_bool): ...this.
18879         * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18880         * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18881         Output is_stmt operand when necessary.
18882         * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18883         (notice_source_line): Add is_stmt parameter.
18884         * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18885         * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18886         Change callers.
18887         * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18888         * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18890 2009-06-17  Ian Lance Taylor  <iant@google.com>
18892         * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18893         Change all uses.
18894         (struct store_by_pieces_d): Rename from store_by_pieces.  Change
18895         call uses.
18897 2009-06-17  Adam Nemet  <anemet@caviumnetworks.com>
18899         * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18900         STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18901         tree_strip_sign_nop_conversions and
18902         tree_ssa_strip_useless_type_conversions rather than stripping
18903         the operations here.
18904         (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18905         Declare them.
18906         * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18907         * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18908         * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18909         tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18910         functions.
18912 2009-06-17  Michael Eager  <eager@eagercon.com>
18914         * config/rs6000/constraints.md (register_constraint "d"): New.
18915         * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18916         truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18917         *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18918         *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18919         trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18920         divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18921         fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18922         * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18923         __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18924         __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18925         __fctiwz): Same.
18926         * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18927         *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18928         *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18929         *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18930         *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18931         fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18932         stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18933         *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18934         *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18935         trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18936         *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18937         *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18938         *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18939         * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18941 2009-06-16  Ian Lance Taylor  <iant@google.com>
18943         * profile.c (total_num_never_executed): Don't define.
18944         (compute_branch_probabilities): Don't count or print
18945         num_never_executed.
18946         (init_branch_prob): Don't set total_num_never_executed.
18947         (end_branch_prob): Don't print total_num_never_executed.
18949 2009-06-17  David Daney  <ddaney@caviumnetworks.com>
18951         * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18953 2009-06-17  David Edelsohn  <edelsohn@gnu.org>
18955         * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18956         (nabstd2_fpr): Same.
18958 2009-06-17  Steve Ellcey  <sje@cup.hp.com>
18960         * expr.c (expand_assignment): Change complex type check.
18962 2009-06-17  Basile Starynkevitch  <basile@starynkevitch.net>
18964         * doc/plugins.texi (Building GCC plugins): Added new section.
18966 2009-06-17  Ian Lance Taylor  <iant@google.com>
18968         * c-pch.c (get_ident): Don't set size of templ array.
18969         (pch_init): Don't set size of partial_pch array.
18971         * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18972         string constant to intialize an array whose size is the length of
18973         the string.
18975 2009-06-17  Richard Guenther  <rguenther@suse.de>
18977         PR tree-optimization/40389
18978         * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18979         to addressable types.
18980         * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18982 2009-06-17  Richard Guenther  <rguenther@suse.de>
18984         PR middle-end/40460
18985         * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18986         if there is no evolution of left in the loop bail out.
18987         * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18988         chrec_fold_multiply.
18990 2009-06-16  J"orn Rennecke  <joern.rennecke@arc.com>
18991             Janis Johnson  <janis187@us.ibm.com>
18993         PR target/39254
18994         * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18995         for the symbol ref of a constant that is the source of a move
18996         - nor for any other not-obvious-label-ref constants.
18998 2009-06-16  Olatunji Ruwase  <tjruwase@google.com>
19000         * plugin.c (position_pass): Skip newly inserted pass during list
19001         traversal to avoid repeated insertion.
19003 2009-06-16  Ian Lance Taylor  <iant@google.com>
19005         * vec.h (VEC_stack_alloc): Define different version if
19006         GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
19007         (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
19008         (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
19009         (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
19011 2009-06-16  H.J. Lu  <hongjiu.lu@intel.com>
19013         * config.gcc (extra_headers): Add ia32intrin.h for x86.
19015         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
19016         IX86_BUILTIN_BSRDI.  IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
19017         IX86_BUILTIN_RDTSCP.  IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
19018         IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
19019         (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
19020         UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
19021         INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
19022         (bdesc_special_args): Add __builtin_ia32_rdtsc and
19023         __builtin_ia32_rdtscp.
19024         (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
19025         __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
19026         and __builtin_ia32_rorhi.
19027         (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
19028         UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
19029         INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
19030         (ix86_expand_args_builtin): Likewise.
19031         (ix86_expand_special_args_builtin): Likewise.
19033         * config/i386/i386.md (UNSPECV_RDTSCP): New.
19034         (UNSPECV_RDTSC): Likewise.
19035         (UNSPECV_RDPMC): Likewise.
19036         (*bsr): Renamed to ...
19037         (bsr): This
19038         (*bsr_rex64): Renamed to ...
19039         (bsr_rex64): This.
19040         (rdpmc): New.
19041         (*rdpmc): Likewise.
19042         (*rdpmc_rex64): Likewise.
19043         (rdtsc): Likewise.
19044         (*rdtsc): Likewise.
19045         (*rdtsc_rex64): Likewise.
19046         (rdtscp): Likewise.
19047         (*rdtscp): Likewise.
19048         (*rdtscp_rex64): Likewise.
19050         * config/i386/ia32intrin.h: New.
19052         * config/i386/x86intrin.h: Include <ia32intrin.h>.
19054 2009-06-16  Ian Lance Taylor  <iant@google.com>
19056         * ira-build.c (copy_info_to_removed_store_destinations):
19057         Initialize parent_a.
19059 2009-06-16  Ian Lance Taylor  <iant@google.com>
19061         * c-decl.c (grokdeclarator): Change size_varies to bool.
19063 2009-06-16  Ian Lance Taylor  <iant@google.com>
19065         * sel-sched.c: Make forward declarations of move_op_hooks and
19066         fur_hooks explicitly extern.
19068 2009-06-16  Ian Lance Taylor  <iant@google.com>
19070         * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
19071         * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
19073 2009-06-16  Ian Lance Taylor  <iant@google.com>
19075         * resource.c (mark_referenced_resources): Change
19076         include_delayed_effects parameter to bool.  Change all callers.
19077         (mark_end_of_function_resources): Likewise.
19078         * reorg.c (insn_references_resource_p): Likewise.
19079         (insn_sets_resource_p): Likewise.
19080         * resource.h (mark_referenced_resources): Update declaration.
19081         (mark_end_of_function_resources): Update declaration.
19083 2009-06-16  David Edelsohn  <edelsohn@gnu.org>
19085         * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
19087 2009-06-16  David Edelsohn  <edelsohn@gnu.org>
19089         * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
19090         GCC can bootstrap on AIX with GNU Binutils 2.20.
19092 2009-06-16  Ian Lance Taylor  <iant@google.com>
19094         * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
19096 2009-06-16  Ian Lance Taylor  <iant@google.com>
19098         * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
19099         inline, not extern inline.
19100         (exact_log2): Likewise.
19101         * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
19102         test CLZ_HWI.
19103         (exact_log2): Likewise, but don't test CTZ_HWI.
19105 2009-06-16  Ian Lance Taylor  <iant@google.com>
19107         * bitmap.c (bitmap_clear): Don't declare as inline.
19108         * gimple.c (gimplify_assign): Likewise.
19109         * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
19110         * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
19111         (sched_scan_info): Remove duplicate definition.
19113 2009-06-16  Ian Lance Taylor  <iant@google.com>
19115         * c-common.c (skip_evaluation): Don't define.
19116         (c_inhibit_evaluation_warnings): Define global variable.
19117         (overflow_warning): Check c_inhibit_evaluation_warnings rather
19118         than skip_evaluation.
19119         (convert_and_check, warn_for_div_by_zero): Likewise.
19120         * c-common.h (skip_evaluation): Don't declare.
19121         (c_inhibit_evaluation_warnings): Declare.
19122         * c-parser.c (c_parser_typeof_specifier): Set
19123         c_inhibit_evaluation_warnings rather than skip_evaluation.
19124         (c_parser_conditional_expression): Likewise.
19125         (c_parser_binary_expression): Likewise.
19126         (c_parser_sizeof_expression): Likewise.
19127         (c_parser_alignof_expression): Likewise.
19128         * c-typeck.c (build_indirect_ref): Check
19129         c_inhibit_evaluation_warnings rather than skip_evaluation.
19130         (build_conditional_expr, build_binary_op): Likewise.
19132 2009-06-16  Richard Guenther  <rguenther@suse.de>
19134         * tree-ssa-alias.c (is_escape_site): Remove.
19135         * tree-ssa-alias.h (enum escape_type): Remove.
19136         (is_escape_site): Likewise.
19137         * tree-ssa-structalias.c (find_func_aliases): Handle escapes
19138         via casts and asms without deferring to is_escape_site.
19140 2009-06-16  Jakub Jelinek  <jakub@redhat.com>
19142         PR middle-end/40446
19143         * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
19144         use gen_lowpart if op0 has complex mode.
19146 2009-06-16  Richard Guenther  <rguenther@suse.de>
19148         * tree-ssa-structalias.c (do_ds_constraint): Stores in global
19149         variables add them to ESCAPED.
19150         (find_func_aliases): Do not make all indirectly stored values escaped.
19152 2009-06-16  Rafael Avila de Espindola  <espindola@google.com>
19154         * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
19155         make_decl_one_only.
19157 2009-06-16  Martin Jambor  <mjambor@suse.cz>
19159         PR tree-optimization/40432
19160         * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
19161         check whether we need to force gimple register operand.
19163 2009-06-16  Martin Jambor  <mjambor@suse.cz>
19165         PR tree-optimization/40413
19166         * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
19167         build_ref_for_offset.
19168         (propagate_subacesses_accross_link): Fix a typo in a comment.
19170 2009-06-16  Ira Rosen  <irar@il.ibm.com>
19172         * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
19173         with additional parameter.
19174         * tree-vectorizer.h (enum vect_def_type): Add new value
19175         vect_nested_cycle.
19176         (enum vect_relevant): Add comments.
19177         (vect_is_simple_reduction): Add new argument.
19178         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
19179         Detect nested cycles.
19180         (vect_is_simple_reduction): Update documentation, add an argument to
19181         distinguish inner-loop reduction from nested cycle, detect nested
19182         cycles, fix printings and indentation, don't swap operands in case
19183         of nested cycle.
19184         (get_initial_def_for_reduction): Handle subtraction.
19185         (vect_create_epilog_for_reduction): Add new argument to specify
19186         reduction variable.
19187         (vect_finalize_reduction): Handle subtraction, fix comments.
19188         (vectorizable_reduction): Handle nested cycles. In case of nested
19189         cycle keep track of the reduction variable position. Call
19190         vect_is_simple_reduction with additional parameter. Use original
19191         statement code in reduction epilogue for nested cycle. Call
19192         vect_create_epilog_for_reduction with additional parameter.
19193         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
19194         inner-loop vectorization.
19195         (vect_recog_widen_sum_pattern): Likewise.
19196         * tree-vect-stmts.c (process_use): Distinguish between nested cycles
19197         and reductions.
19198         (vect_mark_stmts_to_be_vectorized): Likewise.
19199         (vect_get_vec_def_for_operand): Handle nested cycles.
19201 2009-06-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
19203         * doc/invoke.texi (Debugging Options): Fix option index entries
19204         for -fdump-statistics, -frandom-seed add entries for
19205         -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
19206         (FRV Options): Fix entries for -mTLS, -mtls.
19207         (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
19208         (i386 and x86-64 Options): Fix entry for -mno-red-zone.
19209         (M68hc1x Options): Fix @itemx for -mnominmax.
19210         (MCore Options): Fix entry for -mno-lsim.
19211         (MMIX Options): Fix entry for -mabi=mmixware.
19212         (PDP-11 Options): Fix entry for -mbcopy-builtin.
19214 2009-06-16  Basile Starynkevitch  <basile@starynkevitch.net>
19216         * doc/plugins.texi (Interacting with the GCC Garbage Collector):
19217         Mention the plugin mode of gengtype.
19218         * doc/gty.texi (Source Files Containing Type Information): Likewise.
19219         * gengtype.c: Updated copyright.
19220         (plugin_files, nb_plugin_files) Added new static variables.
19221         (measure_input_list) Care about plugin_files.
19222         (write_rtx_next): Added early return in plugin mode.
19223         (create_file): Updated copyright year in generated file. Added
19224         asserts.
19225         (oprintf): Added early return if NULL outf.
19226         (get_output_file_with_visibility): Care of plugin_files.
19227         (get_output_file_name): May return null.
19228         (write_local): Added early return.
19229         (put_mangled_filename): Ditto.
19230         (finish_root_table): Added check for base_files.
19231         (write_roots): Care about null when plugins.
19232         (main): Added plugin mode.
19234 2009-06-15  Ian Lance Taylor  <iant@google.com>
19236         * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
19237         * gcov.c (read_count_file): Add braces around variables declared
19238         before label.
19240         * c.opt (Wjump-misses-init): New warning.
19241         * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
19242         -Wall and -Wc++-compat if not already set.
19243         (c_common_post_options): Clear warn_jump_misses_init if it was not
19244         set.
19245         * c-decl.c (struct c_binding): Change type field to a union with
19246         new label field.  Make it the first field in the struct.  Update
19247         references to type to use u.type instead.
19248         (struct c_spot_bindings): Define.
19249         (struct c_goto_bindings): Define.
19250         (c_goto_bindings_p): Define, along with VECs.
19251         (struct c_label_vars): Define.
19252         (struct c_scope): Add has_label_bindings field.
19253         (bind_label, set_spot_bindings): New static functions.
19254         (decl_jump_unsafe, update_spot_bindings): New static functions.
19255         (update_label_decls): New static function.
19256         (pop_scope): Call update_label_decls.  Don't call c_end_vm_scope.
19257         Update binding u.label field to shadowed field.
19258         (c_binding_start_stmt_expr): New function.
19259         (c_binding_end_stmt_expr): New function.
19260         (pushdecl): Don't call c_begin_vm_scope.
19261         (make_label): Add defining and p_label_vars parameters.  Change
19262         all callers.
19263         (lookup_label): Correct test for whether a label has not yet been
19264         defined.  Call bind_label rather than bind.
19265         (warn_about_goto): New static function.
19266         (lookup_label_for_goto): New function.
19267         (declare_label): Call bind_label rather than bind.
19268         (check_earlier_gotos): New static function.
19269         (define_label): Don't give errors about jumping into statement
19270         expressions or scopes of variably modified types.  Call
19271         set_spot_bindings and check_earlier_gotos.  Call bind_label
19272         instead of bind.  Don't set label_context_stack_se or
19273         label_context_stack_vm.
19274         (c_get_switch_bindings): New function.
19275         (c_release_switch_bindings): New function.
19276         (c_check_switch_jump_warnings): New function.
19277         (start_function): Don't set label_context_stack_se or
19278         label_context_stack_vm.
19279         (finish_function): Likewise.
19280         * c-typeck.c (label_context_stack_se): Don't define.
19281         (label_context_stack_vm): Don't define.
19282         (c_finish_goto_label): Call lookup_label_for_goto rather than
19283         lookup_label.  Don't give errors about jumping into a statement
19284         expression or the scope of a variably modified type.  Don't set
19285         label_context_stack_se or label_context_stack_vm.
19286         (struct c_switch): Remove blocked_stmt_expr and blocked_vm
19287         fields.  Add bindings field.
19288         (c_start_case): Don't set deleted fields.  Set bindings field.
19289         (do_case): Rework order of tests.  Don't check blocked_stmt_expr
19290         or blocked_vm.  Call c_check_switch_jump_warnings.
19291         (c_finish_case): Don't test blocked_stmt_expr field.  Call
19292         c_release_switch_bindings.
19293         (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
19294         c_switch_stack.  Don't walk label_context_stack_se labels.  Don't
19295         set label_context_stack_se.  Call c_bindings_start_stmt_expr.
19296         (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
19297         c_switch_stack.  Don't walk label_context_stack_se labels.  Don't
19298         set label_context_stack_se.  Call c_bindings_end_stmt_expr.
19299         (c_begin_vm_scope, c_end_vm_scope): Don't define.
19300         * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
19301         (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
19302         (C_DECL_UNJUMPABLE_VM): Don't define.
19303         (C_DECL_UNDEFINABLE_VM): Don't define.
19304         (struct c_label_list): Don't define.
19305         (struct c_label_context_se): Don't define.
19306         (struct c_label_context_vm): Don't define.
19307         (struct c_spot_bindings): Declare.
19308         (c_bindings_start_stmt_expr): Declare.
19309         (c_bindings_end_stmt_expr): Declare.
19310         (lookup_label_for_goto): Declare.
19311         (c_get_switch_bindings, c_release_switch_bindings): Declare.
19312         (c_check_switch_jump_warnings): Declare.
19313         (label_context_stack_se, label_context_stack_vm): Don't declare.
19314         (c_finish_goto_label): Update declaration.
19315         (c_begin_vm_scope, c_end_vm_scope): Don't declare.
19316         * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
19317         (Warning Options): Document -Wjump-misses-init.
19319 2009-06-15  Jakub Jelinek  <jakub@redhat.com>
19321         * tree-object-size.c (addr_object_size): Fix a pasto in the last
19322         change.
19324 2009-06-15  Rafael Avila de Espindola  <espindola@google.com>
19326         * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
19328 2009-06-15  Aldy Hernandez  <aldyh@redhat.com>
19330         * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
19332 2009-06-15  Aldy Hernandez  <aldyh@redhat.com>
19334         * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
19336 2009-06-15  Rafael Avila de Espindola  <espindola@google.com>
19338         * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
19339         Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
19340         * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
19341         * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
19342         * dwarf2asm.c (dw2_force_const_mem): Update call to
19343         make_decl_one_only.
19344         * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
19345         (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
19346         * langhooks.c (lhd_comdat_group): Remove.
19347         * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
19348         * tree.h (DECL_COMDAT_GROUP): New.
19349         (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
19350         (tree_decl_with_vis): Add comdat_group. Remove one_only.
19351         (make_decl_one_only): Change signature.
19352         * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
19353         make_decl_one_only.
19354         (make_decl_one_only): Change signature.
19355         (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
19357 2009-06-15  Richard Guenther  <rguenther@suse.de>
19359         PR middle-end/40439
19360         * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
19362 2009-06-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
19364         * tree-ssa-math-opts.c: Remove extra divide.
19366 2009-06-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
19368         * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
19370 2009-06-14  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
19372         * passes.c: Add bswap pass.
19373         * tree-pass.h: Add pass_optimize_bswap declaration.
19374         * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
19375         Include rtl.h, expr.h and optabs.h for optab_handler check.
19376         (struct symbolic_number, pass_optimize_bswap): New definition.
19377         (do_shift_rotate, verify_symbolic_number_p): New functions.
19378         (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
19379         (gate_optimize_bswap): New function.
19380         * tree.c (widest_int_cst_value): New function.
19381         * tree.h (widest_int_cst_value): Prototype added.
19383 2009-06-14  Steven Bosscher  <steven@gcc.gnu.org>
19385         * cfgcleanup.c (old_insns_match_p): Remove code to substitute
19386         REG_EQUAL/REG_EQUIV notes.
19388 2009-06-14  Richard Guenther  <rguenther@suse.de>
19390         PR middle-end/40389
19391         * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
19392         has its address taken if NRV was applied and it is addressable.
19393         * tree-ssa-structalias.c (get_constraint_for_address_of): New
19394         function split out from ...
19395         (get_constraint_for_1): ... here.
19396         (handle_rhs_call): Use it to mark the return slot escaped if
19397         it is addressable and NRV was applied.
19399 2009-06-13  Aldy Hernandez  <aldyh@redhat.com>
19401         * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
19402         Change first argument type to location_t.
19403         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
19404         Do not set input_location.
19405         Use loc instead of input_location throughout.
19407 2009-06-13  Richard Guenther  <rguenther@suse.de>
19409         PR tree-optimization/40421
19410         * tree-predcom.c (should_unroll_loop_p): Remove.
19411         (tree_predictive_commoning_loop): Use can_unroll_loop_p.
19413 2009-06-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
19415         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19416         Add location argument.
19418 2009-06-13  Aldy Hernandez  <aldyh@redhat.com>
19420         * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
19421         build_decl.
19422         * config/s390/s390.c (s390_build_builtin_va_list): Same.
19423         (s390_gimplify_va_arg): Pass location to create_artificial_label.
19424         * config/spu/spu-protos.h: Add location to
19425         spu_resolve_overloaded_builtin.
19426         * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
19427         spu_build_builtin_va_list.
19428         * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
19429         argument.  Pass location to build_function_call_vec.
19430         * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
19431         build_decl.
19432         (emit_fpu_switch): Same.
19433         (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
19434         * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
19435         to build_decl and create_artificial_label.
19436         (xtensa_gimplify_va_arg_expr): Same.
19437         * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
19438         (xstormy16_gimplify_va_arg_expr): Same.
19439         * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
19440         * config/arm/arm.c (arm_build_builtin_va_list): Same.
19441         * config/mips/mips.c (mips_build_builtin_va_list): Same.
19442         (mips16_build_function_stub): Same.
19443         (mips16_build_call_stub): Same.
19445 2009-06-13  Richard Earnshaw  <rearnsha@arm.com>
19447         PR target/40327
19448         * arm/constraints.md (Pa, Pb): New constraints.
19449         * arm/arm.md (thumb1_addsi3): Support more complex additions.  Add a
19450         split pattern to deal with them.
19452 2009-06-13  Joerg Sonnenberger  <joerg@britannica.bec.de>
19454         * doc/invoke.texi: Add missing option -Wp,OPTION in list,
19455         fix index entry for -Xpreprocessor.
19457 2009-06-12  Aldy Hernandez  <aldyh@redhat.com>
19459         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19460         Add location argument to build_decl call.
19461         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
19462         (rs6000_init_builtins): Same.
19463         (spe_init_builtins): Same.
19464         (rs6000_gimplify_va_arg): Add location argument to
19465         create_artificial_label call.
19467 2009-06-12  Steven Bosscher  <steven@gcc.gnu.org>
19469         * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
19470         * combine-stack-adj.c (pass_stack_adjustments): Use it.
19471         * Makefile.in: Fix GGC dependency for gcse.o.
19473 2009-06-12  Aldy Hernandez  <aldyh@redhat.com>
19475         * tree-pretty-print.c (dump_generic_node): Dump column numbers.
19476         * gimple-pretty-print.c (dump_gimple_stmt): Same.
19477         * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
19478         created.
19479         * c-parser.c (c_parser_binary_expression): Use current column while
19480         building binary operations.
19481         * common.opt (fshow-column): Enable by default.
19482         * tree-vrp.c (check_array_ref): Use warning_at.
19483         (check_array_bounds): Use location from call back if expr has no
19484         location.
19485         * tree.h: Add location argument to maybe_fold_*.
19486         * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
19487         (maybe_fold_offset_to_array_ref): Add location argument and use it.
19488         (maybe_fold_offset_to_component_ref): Same.
19489         (maybe_fold_offset_to_reference): Same.
19490         (maybe_fold_offset_to_address): Same.
19491         (maybe_fold_stmt_indirect): Same.
19492         (maybe_fold_stmt_addition): Same.
19493         (fold_stmt_r): Pass location to maybe_fold_*.
19494         (fold_gimple_assign): Same.
19495         * c-tree.h: Add location argument to finish_decl,
19496         default_function_array_conversion, store_init_value.
19497         * c-decl.c (define_label): Use error_at.
19498         (c_make_fname_decl): Pass location to finish_decl.
19499         (finish_decl): New location argument.
19500         (build_compound_literal): Pass location to store_init_value.
19501         (grokdeclarator): Pass location to finish_decl.
19502         (grokfield): Same.
19503         * c-typeck.c (array_to_pointer_conversion): New location argument.
19504         (function_to_pointer_conversion): Same.
19505         (default_function_array_conversion): Same.
19506         (parser_build_unary_op): Pass location to overflow_warning.
19507         (parser_build_binary_op): Same.  Use warning_at.
19508         (build_unary_op): Pass location to array_to_pointer_conversion.
19509         (build_c_cast): Pass location to digest_init.
19510         (build_modify_expr): New location argument.
19511         (convert_for_assignment): Same.
19512         (store_init_value): Same.
19513         (digest_init): Same.
19514         (output_init_element): Pass location to digest_init and
19515         array_to_pointer_conversion.
19516         (c_finish_return): Pass location to convert_for_assignment.
19517         * gimplify.c (gimplify_conversion): Pass location to
19518         maybe_fold_offset_to_address.
19519         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
19520         to maybe_fold_stmt_addition.
19521         * c-omp.c (c_finish_omp_atomic): Pass new location to
19522         build_modify_expr.
19523         (c_finish_omp_for): Same.
19524         * c-common.c (overflow_warning): New argument.
19525         * c-common.h: New argument to build_modify_expr, overflow_warning.
19526         * c-parser.c (c_parser_declaration_or_fndef): Pass location to
19527         finish_decl.
19528         (c_parser_initializer): Pass location to
19529         default_function_array_conversion.
19530         (c_parser_initelt): Same.
19531         (c_parser_initval): Same.
19532         (c_parser_asm_operands): Same.
19533         (c_parser_expr_no_commas): Same.  Pass location to build_modify_expr.
19534         (c_parser_conditional_expression): Same.
19535         (c_parser_binary_expression): Add location info to stack.  Use it.
19536         (c_parser_unary_expression): Pass location to
19537         default_function_array_conversion, parser_build_unary_op,
19538         build_indirect_ref, c_parser_postfix_expression_after_primary.
19539         (c_parser_postfix_expression_after_primary): New location argument.
19540         Use it.
19541         (c_parser_expression_conv): Pass location to
19542         default_function_array_conversion.
19543         (c_parser_expr_list): Same.
19544         (c_parser_omp_atomic): Same.
19545         (c_parser_omp_for_loop): Same.
19546         * c-tree.h (struct c_declarator): Add comment to id_loc.
19547         (build_array_declarator): New argument.
19548         * c-decl.c (build_array_declarator): Add location argument.
19549         (grokdeclarator): Set id_loc for cdk_array.
19550         * c-parser.c (c_parser_direct_declarator_inner): Pass location to
19551         build_array_declarator.
19552         * tree.c (build_omp_clause): Add location argument.
19553         * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
19554         (OMP_CLAUSE_LOCATION): New macro.
19555         (struct tree_omp_clause): Add location field.
19556         (build_omp_clause): Add argument.
19557         * cp/pt.c (tsubst_omp_for_iterator): Pass location to
19558         build_omp_clause.
19559         * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
19560         (cp_parser_omp_clause_collapse): Same.
19561         (cp_parser_omp_clause_default): Same.
19562         (cp_parser_omp_clause_if): Same.
19563         (cp_parser_omp_clause_nowait): Same.
19564         (cp_parser_omp_clause_num_threads): Same.
19565         (cp_parser_omp_clause_ordered): Same.
19566         (cp_parser_omp_clause_schedule): Same.
19567         (cp_parser_omp_clause_untied): Same.
19568         (cp_parser_omp_for_loop): Same.
19569         (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19570         * c-tree.h (c_start_case): Add location argument.
19571         (c_process_expr_stmt): Same.
19572         (c_finish_goto_*): Same.
19573         * tree-parloops.c (initialize_reductions): Pass location to
19574         build_omp_clause.
19575         (create_parallel_loop): Same.
19576         * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
19577         (gfc_trans_omp_reduction_list): Same.
19578         (gfc_trans_omp_clauses): Same.
19579         (gfc_trans_omp_do): Same.
19580         * c-typeck.c (c_finish_goto_label): Same.
19581         (c_finish_goto_ptr): New location argument.
19582         (c_start_case): Same.
19583         (emit_side_effect_warnings): Same.
19584         (c_process_expr_stmt): Same.
19585         (c_finish_stmt_expr): Same.
19586         (c_finish_omp_clauses): Use error_at instead of error.
19587         * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
19588         build_omp_clause.
19589         * c-omp.c (c_split_parallel_clauses): New location argument.
19590         * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
19591         to build_omp_clause.
19592         (convert_local_reference_stmt): Same.
19593         (convert_gimple_call): Same.
19594         * c-common.h (c_split_parallel_clauses): New argument.
19595         * c-parser.c (c_parser_statement_after_labels): Pass location to
19596         c_finish_goto_label.
19597         (c_parser_switch_statement): Pass location to c_start_case.
19598         (c_parser_for_statement): Pass location to c_finish_expr_stmt,
19599         and c_process_expr_stmt.
19600         (c_parser_omp_variable_list): Add location argument.
19601         (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
19602         (c_parser_omp_clause_default): Same.
19603         (c_parser_omp_clause_if): Same.
19604         (c_parser_omp_clause_num_threads): Same.
19605         (-c_parser_omp_clause_ordered): Same.
19606         (c_parser_omp_clause_reduction): Pass location to
19607         c_parser_omp_variable_list.
19608         (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
19609         (c_parser_omp_clause_untied): Same.
19610         (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
19611         (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19613         * c-tree.h (check_for_loop_decls, undeclared_variable,
19614         build_component_ref, build_array_ref, build_external_ref,
19615         c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
19616         build_conditional_expr, build_compound_expr, c_cast_expr,
19617         build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
19618         c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
19619         argument.
19620         * c-semantics.c (build_stmt): Same.
19621         (build_case_label): Same.
19622         * c-decl.c (c_finish_incomplete_decl): Pass location on down.
19623         (undeclared_variable): New argument.
19624         (make_label): Same.
19625         (lookup_label): Pass location on down.
19626         (define_label): Same.
19627         (finish_decl): Same.
19628         (build_compound_literal): Same.
19629         (finish_struct): Same.
19630         (finish_function): Do not set location here.
19631         (check_for_loop_decls): New argument.
19632         * tree.c (save_expr): Set location.
19633         (build_empty_stmt): New argument.
19634         * tree.h (build_empty_stmt): New argument to build_empty_stmt.
19635         (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
19636         * builtins.c (gimplify_va_arg_expr): Use locations.
19637         (expand_builtin_sync_operation): Same.
19638         * c-typeck.c (build_component_ref): New argument.
19639         (build_array_ref): Same.
19640         (build_external_ref): Same.
19641         (c_expr_sizeof_expr): Same.
19642         (c_expr_sizeof_type): Same.
19643         (parser_build_unary_op): Same.
19644         (build_conditional_expr): Same.
19645         (build_compound_expr): Pass location on down.
19646         (build_compound_expr): New argument.
19647         (build_c_cast): Same.
19648         (c_cast_expr): Same.
19649         (build_asm_expr): Same.
19650         (c_finish_return): Same.
19651         (c_process_expr_stmt): Pass location on down.
19652         (c_finish_stmt_expr): New argument.
19653         (push_clenaup): Same.
19654         (c_finish_omp_parallel): Same.
19655         (c_finish_omp_task): Same.
19656         * gimplify.c (gimplify_call_expr): Pass location on down.
19657         * c-omp.c (c_finish_omp_master): New argument.
19658         (c_finish_omp_critical): Same.
19659         (c_finish_omp_ordered): Same.
19660         (c_finish_omp_barrier): Same.
19661         (-c_finish_omp_taskwait): Same.
19662         (c_finish_omp_atomic): Same.
19663         (c_finish_omp_flush): Same.
19664         * tree-inline.c (copy_tree_body_r): Pass location on down.
19665         (inline_forbidden_p): Remove use of input_location.
19666         * c-gimplify.c (c_build_bind_expr): New argument.
19667         * c-common.c (c_common_truthvalue_conversion): Pass location on down.
19668         (c_sizeof_or_alignof_type): New argument.
19669         (c_alignof_expr): Same.
19670         (build_va_arg): Same.
19671         (c_add_case_label): Same.
19672         * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
19673         c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
19674         c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
19675         c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
19676         c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
19677         c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
19678         New argument.
19679         * stub-objc.c (objc_build_selector_expr): Same.
19680         (objc_build_throw_stmt): Same.
19681         * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
19682         (c_parser_initelt): Same.
19683         (c_parser_compound_statement): Same.
19684         (c_parser_compound_statement_nostart): Same.
19685         (c_parser_label): Same.
19686         (c_parser_statement_after_labels): Same.
19687         (c_parser_if_body): Same.
19688         (c_parser_else_body): Same.
19689         (c_parser_if_statement): Same.
19690         (c_parser_switch_statement): Same.
19691         (c_parser_while_statement): Same.
19692         (c_parser_do_statement): Same.
19693         (c_parser_for_statement): Same.
19694         (c_parser_asm_statement): Same.
19695         (c_parser_conditional_expression): Same.
19696         (c_parser_binary_expression): Same.
19697         (c_parser_cast_expression): Same.
19698         (c_parser_unary_expression): Same.
19699         (c_parser_sizeof_expression): Same.
19700         (c_parser_alignof_expression): Same.
19701         (c_parser_postfix_expression): Same.
19702         (c_parser_expression): Same.
19703         (c_parser_objc_receiver): Same.
19704         (c_parser_omp_variable_list): Same.
19705         (c_parser_omp_structured_block): Same.
19706         (c_parser_omp_atomic): New argument.
19707         (c_parser_omp_barrier): Same.
19708         (c_parser_omp_critical): Same.
19709         (c_parser_omp_flush): Pass location on down.
19710         (c_parser_omp_for_loop): New argument.
19711         (c_parser_omp_for): Same.
19712         (c_parser_omp_master): Same.
19713         (c_parser_omp_ordered): Same.
19714         (c_parser_omp_sections_scope): Same.
19715         (c_parser_omp_sections): Same.
19716         (c_parser_omp_parallel): Same.
19717         (c_parser_omp_single): Same.
19718         (c_parser_omp_task): Same.
19719         (c_parser_omp_taskwait): Pass location on down.
19720         (c_parser_omp_construct): Same.
19721         (c_parser_omp_threadprivate): Same.
19722         * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
19723         builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
19724         tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
19725         c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
19726         c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
19727         emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
19728         rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
19729         tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
19730         config/i386/i386.c, stmt.c:
19731         Add location argument to the following function definitions and/or
19732         function calls: build_decl, objcp_start_struct, objcp_finish_struct,
19733         start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
19734         cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
19735         build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
19736         do_case, c_finish_bc_stmt, build_compound_literal,
19737         build_function_call.
19738         * c-decl.c (build_compound_literal): Add location argument.
19739         Make all diagnostic calls use location.
19740         (start_struct): Same.
19741         (finish_struct): Same.
19742         (start_enum): Same.
19743         (build_enumerator): Same.
19744         (start_function): Same.
19745         (grokdeclarator): Make all diagnostic calls use location.
19746         (store_parm_decls_oldstyle): Same.
19747         * c-typeck.c (build_function_call): Add location argument.
19748         Make all diagnostic calls use location.
19749         (do_case): Same.
19750         (c_finish_bc_stmt): Same.
19751         * tree-nested.c (get_trampoline_type): Add argument.
19752         Pass location to build_decl.
19753         (lookup_tramp_for_decl): Pass location to get_trampoline_type.
19754         * rtl.h (RTL_LOCATION): New.
19755         * c-common.c (c_add_case_label): Add location argument.
19756         Make all diagnostic calls use location.
19757         * c-common.h: Add location argument to make_fname_decl, do_case,
19758         c_add_case_label, build_function_call, resolve_overloaded_builtin.
19759         * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
19760         Set it appropriately for every case.  Pass enum_loc to start_enum
19761         call.  Pass value_loc first to build_enumerator.  Pass enum_loc to
19762         parser_xref_tag.
19763         (c_parser_struct_or_union_specifier): Save location.  Use it for
19764         start_struct, finish_struct, and parser_xref_tag.
19766 2009-06-12  Ian Lance Taylor  <iant@google.com>
19768         * fold-const.c (fold_unary): Rename local variable and to and_expr.
19770         * c-opts.c (c_common_handle_option): For -Wc++-compat set
19771         cpp_opts->warn_cxx_operator_names.
19773 2009-06-12  Andrew Pinski  <andrew_pinski@playstation.sony.com>
19775         PR tree-opt/38865
19776         * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
19777         is returns NULL and OP is a VCE, look through the VCE.
19779 2009-06-12  Ian Lance Taylor  <iant@google.com>
19781         PR bootstrap/40430
19782         * collect2.c (main): Use CONST_CAST2 in code inside #if
19783         LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
19785 2009-06-12  Joey Ye  <joey.ye@intel.com>
19787         PR middle-end/39146
19788         * cfgexpand.c (get_decl_align_unit): Update
19789         max_used_stack_slot_alignment with align instead of
19790         stack_alignment_needed.
19792         * function.c (assign_stack_local_1): Update
19793         max_used_stack_slot_alignment with alignment_in_bits instead
19794         of stack_alignment_needed.
19795         (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
19796         here.
19798 2009-06-12  Jakub Jelinek  <jakub@redhat.com>
19800         * dwarf2out.c (last_var_location_insn): New variable.
19801         (dwarf2out_end_epilogue): Clear last_var_location_insn.
19802         (dwarf2out_var_location): Don't record anything after last real
19803         insn.  Only change labels if there were any real instructions
19804         in between last note and this one, or if changed sections.
19806 2009-06-11  Richard Henderson  <rth@redhat.com>
19808         * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
19809         note when storing the frame pointer in a register.
19810         (FRP): Don't redefine to nothing for epilogue.
19811         (alpha_expand_epilogue): Mark register and sp restores.
19812         (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
19814         * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
19815         when gen_lowpart is needed.
19817 2009-06-11  Richard Henderson  <rth@redhat.com>
19819         * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19821         * dwarf2out.c (need_data_align_sf_opcode): New.
19822         (div_data_align): Move earlier.
19823         (def_cfa_1, reg_save): Use it.
19825 2009-06-11  H.J. Lu  <hongjiu.lu@intel.com>
19827         * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19828         (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19829         (ix86_handle_option): Handle OPT_mcrc32.
19830         (ix86_target_string): Add -mcrc32.
19831         (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19833         * config/i386/i386.h (TARGET_CRC32): New.
19835         * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19836         (sse4_2_crc32di): Likewise.
19838         * config/i386/i386.opt (mcrc32): New.
19840         * doc/invoke.texi: Document -mcrc32.
19842 2009-06-11  Richard Henderson  <rth@redhat.com>
19844         * common.opt (gdwarf-): Accept a version number.
19845         * doc/invoke.texi (gdwarf-): Update docs.
19846         * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19847         * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19848         version level, and record it.
19850         * dwarf2.h (DW_CIE_VERSION): Remove.
19851         * dwarf2out.c (DWARF_VERSION): Remove.
19852         (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19853         (output_call_frame_info): Use CIE version 3 for dwarf3,
19854         or if the return register column is out of range for version 1.
19855         (dwarf_stack_op_name): Add all dwarf3 values.
19856         (DEBUG_PUBTYPES_SECTION): New.
19857         (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19858         encoding change for dwarf3.
19859         (output_die) [dw_val_class_die_ref]: Likewise.
19860         (output_compilation_unit_header): Emit correct version for dwarf3.
19861         (output_line_info): Likewise.
19862         (output_pubnames): Update for DWARF_VERSION removal.
19863         (output_aranges): Likewise.
19864         (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19865         (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19866         (dwarf2out_finish): Likewise.
19868 2009-06-11  David Daney  <ddaney@caviumnetworks.com>
19870         * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19871         in r148403.
19873 2009-06-11  David Daney  <ddaney@caviumnetworks.com>
19875         PR c/39252
19876         * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19877         * builtins.c (expand_builtin_unreachable): New function.
19878         (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19879         * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19880         * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19881         successors.
19882         * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19883         searching for missing barriers.
19885 2009-06-11  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>
19887         * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19888         when -fprofile-generate* was passed.
19889         * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19891 2009-06-11  Anthony Green  <green@moxielogic.com>
19893         * config/moxie/moxie.md: Define length attribute for all instructions.
19894         (rCC): Define.
19895         (*b<cond:code>): Support limited branch ranges for new PC-relative
19896         branch instructions.
19897         * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19899 2009-06-11  Jakub Jelinek  <jakub@redhat.com>
19901         * config/i386/i386.c (min_insn_size): Use get_attr_length
19902         for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19903         For __asm return 0.
19905         * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19906         instead of emit_insn_before.
19908 2009-06-10  Ian Lance Taylor  <iant@google.com>
19910         PR bootstrap/40408
19911         * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19912         GIMPLE_SWITCH.
19914 2009-06-10  Revital Eres  <eres@il.ibm.com>
19916         * passes.c (init_optimization_passes): Reschedule
19917         predictive-commoning pass before complete unroll pass.
19919 2009-06-10  Martin Jambor  <mjambor@suse.cz>
19921         * cgraph.c (cgraph_node_can_be_local_p): New function.
19922         (cgraph_make_node_local): New function.
19923         * cgraph.h (cgraph_node_can_be_local_p): Declare.
19924         (cgraph_make_node_local): Declare.
19926 2009-06-10  Nathan Froyd  <froydnj@codesourcery.com>
19928         * tree.h (tree_base): Add packed_flag and user_align fields.
19929         Decrease size of spare field.
19930         (TYPE_USER_ALIGN): Use user_align from tree_base.
19931         (DECL_USER_ALIGN): Likewise.
19932         (TYPE_PACKED): Use packed_flag from tree_base.
19933         (DECL_PACKED): Likewise.
19934         (tree_type): Delete packed_flag and user_align fields.  Widen
19935         precision field.  Widen mode field and shuffle fields to align
19936         mode on an 8-bit boundary.
19937         (tree_decl_common): Delete decl_flag_1 and user_align fields.
19938         Renumber decl_flag_* fields.  Fix comments.  Widen
19939         decl_common_unused field.
19940         (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19941         (DECL_EXTERNAL): Likewise.
19942         (DECL_BIT_FIELD): Likewise.
19943         (DECL_NONADDRESSABLE_P): Likewise.
19944         (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19945         * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19947 2009-06-10  Ian Lance Taylor  <iant@google.com>
19949         * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19950         (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19951         (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19952         (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19953         (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19954         DEF_VEC_ALLOC_FUNC_P.
19955         (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19956         (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19957         DEF_VEC_ALLOC_FUNC_O.
19958         (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19959         (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19960         DEF_VEC_ALLOC_FUNC_I.
19961         (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19962         (vec_stack_p_reserve_exact_1): Declare.
19963         (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19964         (vec_stack_free): Declare.
19965         (VEC_stack_alloc): Define.
19966         (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19967         (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19968         (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19969         * vec.c (void_p): New type.  Call DEF_VEC_P and DEF_VEC_ALLOC_P
19970         for void_p.
19971         (stack_vecs): New static variable.
19972         (vec_stack_p_reserve_exact_1): New function.
19973         (vec_stack_o_reserve_1): New static function.
19974         (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19975         (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19976         (vec_stack_free): New function.
19977         * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19978         (VEC_df_ref_stack_alloc): Define.
19979         (df_mw_hardreg_ptr): New type.  Use DEF_VEC_P and
19980         DEF_VEC_ALLOC_P_STACK.
19981         (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19982         (struct df_collection_rec): Change _vec fields to VEC.  Remove
19983         _use fields.
19984         (df_free_collection_rec): Adjust for new fields.
19985         (df_insn_rescan): Use new df_collection_rec fields.
19986         (df_notes_rescan, df_canonize_collection_rec): Likewise.
19987         (df_ref_create_structure, df_ref_record): Likewise.
19988         (df_get_conditional_uses, df_get_call_refs): Likewise.
19989         (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19990         (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19991         (df_record_exit_block_uses, df_bb_verify): Likewise.
19992         (df_swap_refs): Change ref_vec parameter to VEC.  Change all callers.
19993         (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19994         Remove count parameter.  Change return type to void.  Change all
19995         callers.
19996         (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19997         Remove count parameter.  Change return type to void.  Change all
19998         callers.
19999         (df_install_refs): Change old_vec parameter to VEC.  Remove count
20000         parameter.  Change all callers.
20001         (df_install_mws): Change old_vec parameter to VEC.  Remove count
20002         parameter.  Change all callers.
20003         (df_refs_verify): Change new_rec parameter to VEC.  Change call
20004         callers.
20005         (df_mws_verify): Likewise.
20007 2009-06-10  Alexandre Oliva  <aoliva@redhat.com>
20009         * gcc.c (compare_files): Cast munmap argumento to caddr_t.
20011 2009-06-10  H.J. Lu  <hongjiu.lu@intel.com>
20013         * doc/extend.texi: Add description for __builtin_ia32_crc32di.
20015 2009-06-10  Anthony Green  <green@moxielogic.com>
20017         * config/moxie/crti.asm: New file.
20018         * config/moxie/crtn.asm: New file.
20019         * config/moxie/moxie.c: New file.
20020         * config/moxie/moxie.h: New file.
20021         * config/moxie/sfp-machine.h: New file.
20022         * config/moxie/moxie-protos.h: New file.
20023         * config/moxie/t-moxie: Created.
20024         * config/moxie/t-moxie-softfp: Created.
20025         * config/moxie/moxie.md: Created.
20026         * config/moxie/constraints.md: Created.
20027         * config.gcc: Add moxie support.
20028         * doc/md.texi (Machine Constraints): Add moxie constraints.
20029         * doc/contrib.texi (Contributors): Mention moxie port.
20030         * doc/install.texi (Specific): Mention the moxie port.
20032 2009-06-09  Ian Lance Taylor  <iant@google.com>
20034         * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
20035         compiling with C++.
20036         * optabs.c (optab_table): Only use designated initializers if
20037         HAVE_DESIGNATED_INITIALIZERS is defined.
20038         (convert_optab_table): Likewise.
20039         (init_optabs): Always call init_insn_codes if
20040         HAVE_DESIGNATED_INITIALIZERS is not defined.
20042 2009-06-09  Ian Lance Taylor  <iant@google.com>
20044         * targhooks.c (default_builtin_vectorized_function): Change fn
20045         parameter to unsigned int.
20046         (default_builtin_vectorized_conversion): Change code parameter to
20047         unsigned int.
20048         (default_builtin_reciprocal): Change fn parameter to unsigned int.
20049         * targhooks.h: Update declarations.
20050         * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
20051         parameter to unsigned int.
20053         * c-typeck.c (comptypes_check_enum_int): New static function.
20054         (comptypes_internal): Add enum_and_int_p parameter.  Change all
20055         callers.
20056         (comp_target_types): Add location parameter.  Change all callers.
20057         (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
20058         Change all callers.
20059         (function_types_compatible_p, type_lists_compatible_p): Likewise.
20060         (build_conditional_expr): Add colon_loc parameter.  Change all
20061         callers.
20062         (convert_for_assignment): Add location parameter.  Change all callers.
20063         * c-parser.c (c_parser_conditional_expression): Pass location of
20064         colon to build_conditional_expr.
20065         * c-tree.h (build_conditional_expr): Update declaration.
20067 2009-06-09  Sebastian Pop  <sebastian.pop@amd.com>
20069         * graphite.c: Revert previous patch.
20071 2009-06-09  Sebastian Pop  <sebastian.pop@amd.com>
20073         PR bootstrap/40103
20074         * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
20076 2009-06-09  Ghassan Shobaki  <ghassan.shobaki@amd.com>
20078         * tree-ssa-loop-prefetch.c
20079         (loop_prefetch_arrays): Fixed a portability problem in printf format
20080         string.
20082 2009-06-09  Martin Jambor  <mjambor@suse.cz>
20084         PR tree-optimization/40351
20085         * tree-sra.c (propagate_subacesses_accross_link): Check that a
20086         refrence to a potential artifical subaccess can be constructed.
20088 2009-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
20090         * config/sh/sh-protos.h (sh_optimization_options): Declare.
20091         (sh_override_options): Likewise.
20092         * config/sh/sh.c: Include params.h.
20093         (sh_optimization_options): New.
20094         (sh_override_options): Likewise.
20095         * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
20096         (OVERRIDE_OPTIONS): Use sh_override_options.
20098 2009-06-08  Jakub Jelinek  <jakub@redhat.com>
20100         * dwarf2out.c (emit_cfa_remember): New variable.
20101         (add_fde_cfi): If emit_cfa_remember, recurse to add
20102         DW_CFA_remember_state first.
20103         (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
20104         instead just set emit_cfa_remember.
20106 2009-06-08  Jan Hubicka  <jh@suse.cz>
20108         PR debug/40126
20109         * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
20111 2009-06-08  Jan Hubicka  <jh@suse.cz>
20113         PR middle-end/39834
20114         * cgraphunit.c (save_inline_function_body): Do not copy transform
20115         hooks for saved inline bodies.
20116         * ipa-passes.c (do_per_function): Do not add the hoks multiple times
20117         for given function.
20119 2009-06-08  Adam Nemet  <anemet@caviumnetworks.com>
20121         * jump.c (returnjump_p): Handle delayed branches.  Add missing
20122         function comment.
20124 2009-06-08  Jan Hubicka  <jh@suse.cz>
20126         PR middle-end/40102
20127         * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
20128         original node might've been modified.
20129         * tree-inline.c (copy_bb): Do not assume that all clones are the same.
20131 2009-06-08  Jakub Jelinek  <jakub@redhat.com>
20133         * tree-object-size.c (addr_object_size): Add OSI argument.
20134         Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
20135         (compute_builtin_object_size, expr_object_size): Adjust callers.
20136         (plus_stmt_object_size): Call addr_object_size instead of
20137         compute_builtin_object_size.
20139 2009-06-08  Ghassan Shobaki  <ghassan.shobaki@amd.com>
20140             Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
20142         * tree-ssa-loop-prefetch.c
20143         (gather_memory_references): Introduced a counter for the number of
20144         memory references.
20145         (anything_to_prefetch_p): Introduced a counter for the number of
20146         prefetches.
20147         (is_loop_prefetching_profitable): New function with a cost model
20148         for prefetching.
20149         (loop_prefetch_arrays): Use the new cost model to determine if
20150         prefetching is profitable.
20151         * params.def (MIN_INSN_TO_PREFETCH_RATIO,
20152         PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
20153         * params.h (MIN_INSN_TO_PREFETCH_RATIO,
20154         PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
20155         * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
20156         PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
20158 2009-06-08  Michael Matz  <matz@suse.de>
20160         PR debug/40012
20161         * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
20162         partitions use the same.
20163         (expand_one_var): Deal with DECL_RTL sometimes begin set also
20164         for basevars of SSA_NAMEs.
20165         (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
20166         to not expand them twice.
20167         (gimple_expand_cfg): Clear DECL_RTL for those decls that have
20168         multiple places.
20170 2009-06-08  Alexandre Oliva  <aoliva@redhat.com>
20172         * common.opt (fcompare-debug=, fcompare-debug-second): New.
20173         (fdump-final-insns=, gtoggle): New.
20174         * doc/invoke.texi: Document them.
20175         * final.c (rest_of_clean_state): Dump final insn stream.
20176         * gcc.c (invoke_as): Hook in -fcompare-debug.
20177         (static_spec_functions): Add compare-debug-dump-opt,
20178         compare-debug-self-opt and compare-debug-auxbase-opt.
20179         (compare_debug, compare_debug_second, compare_debug_opt): New.
20180         (switches_debug_check, n_switches_debug_check): New.
20181         (debug_auxbase_opt, debug_check_temp_file): New.
20182         (process_command): Handle -fno-compare-debug, -fcompare-debug and
20183         -fcompare-debug=*.
20184         (do_self_spec): Handle arguments after switches.
20185         (do_spec_1): Add .gk extension to temp file basenames for compare.
20186         (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
20187         (cc1_options): Use it instead of normal auxbase computation for
20188         the second compare-debug compilation.
20189         (compare_files): New.
20190         (main): Set up and implement compare debug mode.
20191         (compare_debug_dump_opt_spec_function): New.
20192         (compare_debug_self_opt_spec_function): New.
20193         (compare_debug_auxbase_opt_spec_function): New.
20194         * toplev.c (process_options): Handle flag_gtoggle,
20195         flag_dump_final_insns.
20196         * coverage.c (coverage_begin_output): Don't overwrite .gcno file
20197         during -fcompare-debug-second compilation.
20199 2009-06-07  Ian Lance Taylor  <iant@google.com>
20201         * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
20202         * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
20204         * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
20205         with no default node.  Change warning with %H to warning_at.
20206         Don't clear warn_switch around case checking.
20207         * doc/invoke.texi (Warning Options): Clarify distinction between
20208         -Wswitch and -Wswitch-enum.
20210 2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20212         * tree-pass.h (TODO_update_ssa_any): Document internal use only.
20214 2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20216         * gbl-ctors.h: Add header guard.
20218 2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20220         * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
20221         sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
20222         vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
20223         vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
20224         prototypes for removed functions.
20225         (expressions_equal_p): Move to ...
20226         * tree-ssa-sccvn.h: ... here and ...
20227         * matrix-reorg.c: ... adjust includes.
20229 2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20231         * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
20233 2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20235         * c-decl.c (finish_decl): Use bool for variable was_incomplete.
20236         (finish_function): Remove erroneous whitespace.
20238 2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20240         * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
20241         (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
20243 2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20245         * errors.c (internal_error): Commentary typo fix.
20246         * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
20247         * tree-ssa-pre.c: Ditto.
20249 2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
20251         * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
20252         them is supposed to hold actual statements.
20254 2009-06-06  Ian Lance Taylor  <iant@google.com>
20256         * doc/extend.texi (Attribute Syntax): Document that C++ labels on
20257         empty statements can now have attributes.
20259 2009-06-05  Shujing Zhao  <pearly.zhao@oracle.com>
20261         * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
20262         * config/mips/mips.md: Ditto.
20264 2009-06-05  Nathan Froyd  <froydnj@codesourcery.com>
20266         * config/rs6000/eabi.asm (__eabi_convert): Don't define if
20267         _RELOCATABLE.
20268         (__eabi_uconvert): Likewise.
20270 2009-06-05  Nathan Froyd  <froydnj@codesourcery.com>
20272         * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
20273         CFI_* definitions with IN_GCC.
20275 2009-06-05  David Edelsohn  <edelsohn@gnu.org>
20277         * xcoffout.h (xcoffout_source_line): Update prototype.
20279 2009-06-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
20281         * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
20282         mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
20284 2009-06-05  Jakub Jelinek  <jakub@redhat.com>
20286         PR middle-end/40340
20287         * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
20288         inlined_function_outer_scope_p blocks for artificial inlines
20289         even at -g0/-g1.
20290         * tree.c (tree_nonartificial_location): Rewrite using
20291         block_nonartificial_location.
20293 2009-06-05  Revital Eres  <eres@il.ibm.com>
20294             Leehod Baruch  <leehod@il.ibm.com>
20296         * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
20297         (expand_expr_real_1): Remove comment.
20298         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
20299         Vectorize misaligned access when the target supports it.
20300         (vect_supportable_dr_alignment): Check for unaligned access support.
20301         * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
20302         and remove asset.
20304 2009-06-05  Julian Brown  <julian@codesourcery.com>
20306         * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
20307         * config/arm/ieee754-sf.S (cmpsf2): Likewise.
20309 2009-06-05  Richard Guenther  <rguenther@suse.de>
20311         PR bootstrap/40350
20312         * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
20313         as possibly unused.
20315 2009-06-05  Jakub Jelinek  <jakub@redhat.com>
20317         * config/s390/s390.c (global_not_special_regno_p): New static inline.
20318         (save_gprs): Don't tell unwinder when a global register is saved.
20319         (s390_emit_epilogue): Emit needed epilogue unwind info.
20321 2009-06-05  Alexandre Oliva  <aoliva@redhat.com>
20323         * dwarf2out.c (deferred_asm_name): New.
20324         (add_name_and_src_coords_attributes): Defer creation of
20325         DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
20326         computed yet.
20327         (move_linkage_attr): New.
20328         (dwarf2out_finish): Revisit deferrals and emit attributes at the
20329         right place.
20331 2009-06-05  Alexandre Oliva  <aoliva@redhat.com>
20333         * tree-nested.c (finalize_nesting_tree_1): Declare the
20334         frame_decl in the binding tree.
20336 2009-06-04  Cary Coutant  <ccoutant@google.com>
20338         * basic-block.h (struct basic_block_def): Add discriminator field.
20339         * dbxout.c (dbxout_source_line): Add new parameter.  Change all
20340         callers.
20341         * debug.c (do_nothing_debug_hooks): Add additional entry.
20342         (debug_nothing_int_charstar_int): New function.
20343         * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
20344         (debug_nothing_int_charstar_int): New declaration.
20345         * dwarf2out.c (dwarf2out_source_line): Add new parameter.  Write
20346         discriminator value in .loc directive.
20347         * final.c (last_discriminator): New variable.
20348         (discriminator): New variable.
20349         (final_start_function): Initialize above variables, pass current
20350         discriminator to debug hook.
20351         (notice_source_line): Check for discriminator change.
20352         * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
20353         * sdbout.c (sdbout_source_line): New parameter.
20354         * tree-cfg.c (struct locus_discrim_map): New structure type.
20355         (discriminator_per_locus): New hash table.
20356         (build_gimple_cfg): Allocate and free discriminator hash table.
20357         (make_edges): Call assign_discriminator.
20358         (locus_map_hash): New function.
20359         (locus_map_eq): New function.
20360         (next_discriminator_for_locus): New function.
20361         (same_line_p): New function.
20362         (assign_discriminator): New function.
20363         (make_cond_expr_edges): Call assign_discriminator.
20364         (make_gimple_switch_edges): Likewise.
20365         (first_non_label_stmt): New function.
20366         * vmsdbgout.c (vmsdbgout_source_line): Add new parameter.  Change
20367         all callers.
20368         * xcoffout.c (xcoffout_source_line): Add new parameter.
20370         * configure.ac (gcc_cv_as_discriminator): New configury check for
20371         gas support for discriminator.
20372         * configure: Regenerate.
20373         * config.in: Regenerate.
20375 2009-06-04  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
20377         * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
20378         val after checking for integers.
20380 2009-06-04  Uros Bizjak  <ubizjak@gmail.com>
20382         * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
20383         X64_REGPARM_MAX.
20384         (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
20385         (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
20386         (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
20387         * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
20388         X64_REGPARM_MAX.  Use X86_64_MS_SSE_REGPARM_MAX instead of
20389         X64_SSE_REGPARM_MAX.
20390         * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
20391         X64_SSE_REGPARM_MAX.
20393 2009-06-04  Alexandre Oliva  <aoliva@redhat.com>
20395         * gcc.c (report_times_to_file): New.
20396         (execute): Implement it.
20397         (process_command): Support -time=.
20398         * doc/invoke.texi: Document it.
20400 2009-06-04  Alexandre Oliva  <aoliva@redhat.com>
20402         * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
20403         that have value exprs.
20405 2009-06-04  Alexandre Oliva  <aoliva@redhat.com>
20407         * dwarf2asm.c (dw2_force_const_mem): Defer creation of
20408         declarations for constants until...
20409         (dw2_output_indirect_constant_1): ... this point.
20411 2009-06-04  Richard Earnshaw  <rearnsha@arm.com>
20413         PR target/10242
20414         * arm.md (arm_addsi3): Don't try to split an add with an
20415         eliminable register until after reload has completed.
20417 2009-06-03  Ian Lance Taylor  <iant@google.com>
20419         * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
20420         * genattrtab.c (write_length_unit_log): Likewise.
20421         * genchecksum.c (dosum): Likewise.
20422         * gengtype.c (write_rtx_next): Likewise.
20423         (finish_root_table, write_roots): Likewise.
20424         * gimple.c (gimple_ops_offset_): Likewise.
20425         * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
20426         * config/arc/arc.c (arc_attribute_table): Likewise.
20427         * config/arm/arm.c (arm_attribute_table): Likewise.
20428         * config/avr/avr.c (avr_attribute_table): Likewise.
20429         * config/crx/crx.c (crx_attribute_table): Likewise.
20430         * config/m32r/m32r.c (m32r_attribute_table): Likewise.
20431         * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
20432         * config/mcore/mcore.c (mcore_attribute_table): Likewise.
20433         * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
20434         * config/sh/sh.c (sh_attribute_table): Likewise.
20435         * config/sparc/sparc.c (sparc_attribute_table): Likewise.
20436         * config/spu/spu.c (spu_attribute_table): Likewise.
20437         * config/v850/v850.c (v850_attribute_table): Likewise.
20439         * config/alpha/alpha.c (vms_attribute_table): Make static.
20440         * config/bfin/bfin.c (bfin_attribute_table): Likewise.
20441         * config/h8300/h8300.c (h8300_attribute_table): Likewise.
20442         * config/mips/mips.c (mips_attribute_table): Likewise.
20444         * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
20445         $(SYSTEM_H).
20446         (cc1-checksum.o): Likewise.
20448 2009-06-03  Steve Ellcey  <sje@cup.hp.com>
20450         * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
20452 2009-06-03  Jakub Jelinek  <jakub@redhat.com>
20454         * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
20455         insn if it is changing sp.  Use gen_add3_insn instead of
20456         conditionally gen_addsi3 and gen_adddi3.
20457         (offset_below_red_zone_p): New static inline function.
20458         (rs6000_emit_epilogue): Emit needed epilogue unwind info.
20459         Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
20460         * config/rs6000/ppc-asm.h: Include auto-host.h.
20461         (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
20462         CFI_RESTORE): Define.
20463         * config/rs6000/crtresxgpr.asm: Add unwind info.
20464         * config/rs6000/crtresxfpr.asm: Likewise.
20465         * config/rs6000/crtresgpr.asm: Likewise.
20466         * config/rs6000/crtresfpr.asm: Likewise.
20467         * config/rs6000/crtsavgpr.asm: Likewise.
20468         * config/rs6000/crtsavfpr.asm: Likewise.
20470         * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
20471         argument of DWARF2_FRAME_REG_OUT macros.
20473 2009-06-03  Julian Brown  <julian@codesourcery.com>
20475         * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
20476         words or less (including TImode) in core registers.
20478 2009-06-03  Richard Guenther  <rguenther@suse.de>
20480         PR middle-end/40328
20481         * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
20483 2009-06-03  Andrey Belevantsev  <abel@ispras.ru>
20485         * statistics.c (statistics_counter_event): Do not record event
20486         in pass dump if its number == -1.
20487         (curr_statistics_hash): Add assert that we never get passes
20488         with static number == -1.
20490 2009-06-03  Richard Guenther  <rguenther@suse.de>
20491             Andrey Belevantsev  <abel@ispras.ru>
20493         * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
20494         non-BLKmode arrays addressable.
20496 2009-06-03  Maxim Kuvyrkov  <maxim@codesourcery.com>
20498         * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
20499         * config/m68k/m68k.h: ... here.
20501 2009-06-03  Martin Jambor  <mjambor@suse.cz>
20503         PR tree-optimization/40323
20504         * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
20505         assignment.
20507 2009-06-03  Richard Guenther  <rguenther@suse.de>
20509         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20510         consistently.
20512 2009-06-03  Shujing Zhao  <pearly.zhao@oracle.com>
20514         * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20515         JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
20516         JUMP_TABLE_DATA_P where applicable.
20517         * config/sh/sh.c: Ditto.
20518         * config/sh/sh.h: Ditto.
20519         * config/sh/sh.md: Ditto.
20520         * config/sh/symbian.c: Ditto.
20522 2009-06-03  Uros Bizjak  <ubizjak@gmail.com>
20524         * config/i386/driver-i386.c (describe_cache): Optimize
20525         concatenation of strings.  Use snprintf instead of sprintf.
20526         (host_detect_local_cpu): Ditto.  Ignore -march and -mtune for native
20527         target when not compiling with GCC.
20529 2009-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
20531         * config/sh/sh.c: Revert last change.
20532         (sh_expand_epilogue): Emit a blockage insn before the frame
20533         pointer adjustment unconditionally.
20535 2009-06-02  Richard Sandiford  <r.sandiford@uk.ibm.com>
20537         * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
20538         * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
20539         * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
20540         * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
20541         to COLLECT_GCC_OPTIONS.
20543 2009-06-02  Richard Sandiford  <r.sandiford@uk.ibm.com>
20545         * collect2.c (target_system_root): New variable.
20546         (main): Handle --sysroot=.
20547         (ignore_library): Strip the sysroot from the library path.
20549 2009-06-02  Richard Sandiford  <r.sandiford@uk.ibm.com>
20551         * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
20552         (collect2.o): Depend on collect2-aix.h.
20553         (collect2-aix.o): New rule.
20554         * collect2-aix.h: New file.
20555         * collect2-aix.c: Likewise.
20556         * collect2.c: Include collect2-aix.h.  Don't undefine
20557         OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
20558         Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
20559         Use TARGET_AIX_VERSION instead of _AIX51.
20560         * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
20561         * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
20562         * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
20563         * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
20564         * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
20566 2009-06-02  Richard Sandiford  <r.sandiford@uk.ibm.com>
20568         * collect2.c (ignore_library): Avoid premature post-increment
20569         and null deference.
20571 2009-06-02  Richard Sandiford  <r.sandiford@uk.ibm.com>
20573         * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
20574         * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
20575         !CROSS_DIRECTORY_STRUCTURE alternative and use it for
20576         CROSS_DIRECTORY_STRUCTURE too.
20577         (LINK_LIBG_SPEC): Likewise.
20578         (LIB_SPEC): Add %R to sysroot paths.
20579         * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
20580         (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
20581         * config/rs6000/aix51.h: As for aix43.h.
20582         * config/rs6000/aix52.h: Likewise.
20583         * config/rs6000/aix53.h: Likewise.
20584         * config/rs6000/aix61.h: Likewise.
20585         * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
20586         to the beginning of sysroot paths.
20588 2009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20590         * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
20591         INSN_LISTs that are out of the REG_NOTE range.
20593 2009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20595         * loop-unroll.c (struct iv_to_split): Add pointer to next.
20596         (struct var_to_expand): Likewise.
20597         (struct opt_info): Add head and tail for linked lists of the above.
20598         (analyze_insn_to_expand_var): Initialize next.
20599         (analyze_iv_to_split_insn): Likewise.
20600         (analyze_insns_in_loop): Create linked lists.
20601         (allocate_basic_variable): Simplify for use without hash table.
20602         (insert_var_expansion_initialization): Likewise, make it type-safer.
20603         (combine_var_copies_in_loop_exit): Likewise.
20604         (apply_opt_in_copies): Walk lists rather than hash tables.
20605         (release_var_copies): Simplified and inlined by hand into...
20606         (free_opt_info): ... this function.
20608 2009-06-02  Richard Guenther  <rguenther@suse.de>
20610         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20611         for field decls.
20613 2009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20615         * cfgexpand.c (gimple_expand_cfg): Discard the source location
20616         only for builtins that are not overridden.
20618 2009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20620         * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
20621         label string.
20623 2009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20625         * df-core.c (df_ref_debug): Honor -fdump-noaddr.
20627 2009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20629         * combine.c (move_deaths): Compare LUIDs within the same BB only.
20631 2009-06-02  Alexandre Oliva  <aoliva@redhat.com>
20633         * common.opt (fdump-unnumbered-links): New.
20634         * doc/invoke.texi (-fdump-unnumbered-links): Document it.
20635         * print-rtl.c (flag_dump_unnumbered_links): New.
20636         (print_rtx): Test it.
20638 2009-06-02  Richard Earnshaw  <rearnsha@arm.com>
20640         * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
20641         push/pop multiple to 8-byte alignment.
20643 2009-06-01  Jakub Jelinek  <jakub@redhat.com>
20645         * config/i386/i386.c (queued_cfa_restores): New static variable.
20646         (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
20647         functions.
20648         (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
20649         (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
20650         Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
20651         Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
20652         note unconditionally.
20653         (ix86_emit_restore_regs_using_mov): Likewise.
20654         (ix86_emit_restore_sse_regs_using_mov): Likewise.
20655         (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
20656         it through to ix86_emit_restore_reg_using_pop.
20657         (ix86_emit_leave): Add RED_OFFSET argument.  Call
20658         ix86_add_queued_cfa_restore_notes.  Call ix86_add_cfa_restore_note
20659         instead of adding REG_CFA_OFFSET note unconditionally.
20660         (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
20661         the above functions.  Call ix86_add_queued_cfa_restore_notes when
20662         needed.
20664         * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
20665         force output of the label even for dwarf2out_do_cfi_asm.
20666         (add_fde_cfi): If -g2 and above and cfi might change CFA,
20667         force creation of CFI label and chain DW_CFA_set_loc jumping to it
20668         for convert_cfa_to_fb_loc_list.  Adjust other dwarf2out_cfi_label
20669         caller.
20670         (dwarf2out_stack_adjust, dwarf2out_frame_debug,
20671         dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
20672         dwarf2out_cfi_label callers.
20673         * tree.h (dwarf2out_cfi_label): Adjust prototype.
20674         * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
20675         Adjust dwarf2out_cfi_label callers.
20676         * config/vax/vax.c (vax_output_function_prologue): Likewise.
20678         * config/i386/i386.h (struct machine_cfa_state,
20679         struct machine_function): Guard with ifndef USED_FOR_TARGET
20680         instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
20682         PR other/40024
20683         * emutls.c (__emutls_get_address): Change arr->size to mean number
20684         of allocated arr->data entries instead of # of slots + 1.
20686         PR middle-end/40316
20687         * recog.c (peep2_reinit_state): New function.
20688         (peephole2_init_state): Use it at the end of a basic block and also
20689         when seeing a RTX_FRAME_RELATED_P insn.
20691 2009-06-01  Steve Ellcey  <sje@cup.hp.com>
20693         * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
20694         fixuns_truncrfdi2): New.
20695         (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
20696         *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
20697         *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
20698         *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
20699         *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
20700         *recip_approx): Remove.
20701         (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
20702         moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
20703         divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
20704         move to div.md.
20705         * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
20706         setf_exp_rf): New.
20708 2009-06-01  Ian Lance Taylor  <iant@google.com>
20710         * attribs.c (register_attribute): Use CONST_CAST.
20711         * collect2.c (main): Use CONST_CAST2.
20712         (scan_prog_file): Likewise.
20713         * gcc.c (process_command, main): Likewise.
20714         * toplev.c (toplev_main): Likewise.
20716         * c-typeck.c (handle_warn_cast_qual): New static function,
20717         partially broken out of build_c_cast.
20718         (build_c_cast): Call handle_warn_cast_qual.
20719         * doc/invoke.texi (Warning Options): Document new effect of
20720         -Wcast-qual.
20722 2009-06-01  Aldy Hernandez  <aldyh@redhat.com>
20724         * diagnostic.c (diagnostic_build_prefix): Always print columns.
20725         (diagnostic_report_current_module): Print columns.
20726         * common.opt (flag_show_column): Enable by default.
20728 2009-06-01  Luis Machado  <luisgpm@br.ibm.com>
20730         * alias.c (find_base_term): Check for NULL term before returning.
20732 2009-06-01  Maxim Kuvyrkov  <maxim@codesourcery.com>
20734         Revert due to PR40320:
20735         2009-06-01  Maxim Kuvyrkov  <maxim@codesourcery.com>
20736         * calls.c (emit_library_call_value_1): Don't force_operand for move
20737         and push insns.
20739 2009-06-01  Olivier Hainque  <hainque@adacore.com>
20740             Eric Botcazou  <ebotcazou@adacore.com>
20742         * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
20743         to be processed as a bitfield for constructor output purposes.
20744         * output.h (initializer_constant_valid_for_bitfield_p): Declare
20745         new function.
20746         * varasm.c (oc_local_state): New type, output_constructor
20747         local state to support communication with helpers.
20748         (oc_outer_state): New type, output_constructor outer state of
20749         relevance in recursive calls.
20750         (output_constructor_array_range): New output_constructor helper,
20751         extracted code for an array range element.
20752         (output_constructor_regular_field): New output_constructor helper,
20753         extracted code for an element that is not a bitfield.
20754         (output_constructor_bitfield): New output_constructor helper,
20755         extracted code for a bitfield element.  Accept an OUTER state
20756         argument for recursive processing.  Recurse on record or array
20757         CONSTRUCTOR values, possibly past noop conversions.
20758         (initializer_constant_valid_for_bitfield_p): New predicate.  Whether
20759         VALUE is a valid constant-valued expression for use in a static
20760         bit-field initializer.
20761         (output_constructor): Rework to use helpers.  Accept and honor an
20762         OUTER state argument for recursive calls.  Return total size.  Be
20763         prepared for nested constructors initializing bitfields.
20764         (output_constant): Feed OUTER in calls to output_constructor.
20766 2009-06-01  Maxim Kuvyrkov  <maxim@codesourcery.com>
20768         * calls.c (emit_library_call_value_1): Don't force_operand for move
20769         and push insns.
20771 2009-06-01  Nick Clifton  <nickc@redhat.com>
20773         * doc/invoke.texi (IA-64 Options): Fix typo.
20775 2009-06-01  Ira Rosen  <irar@il.ibm.com>
20777         PR tree-optimization/39129
20778         * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
20779         printed message.
20780         (vect_do_peeling_for_loop_bound): Use
20781         LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20782         LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20783         (vect_loop_versioning): Likewise.
20784         (vect_create_cond_for_alias_checks): Fix indentation.
20785         * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
20786         macros.
20787         (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
20788         (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
20789         * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
20790         "control flow in loop".
20791         (vect_estimate_min_profitable_iters): Use
20792         LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20793         LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20794         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20795         (vect_create_data_ref_ptr): Don't mention array dimension in printing.
20796         * tree-vect-stmts.c (vectorizable_store): Replace the check that the
20797         statement belongs to a group of strided accesses with the exact code
20798         check.
20799         (vectorizable_load): Likewise.
20800         * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
20801         (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20803 2009-06-01  Gerald Pfeifer  <gerald@pfeifer.com>
20805         * config/freebsd-stdint.h: New file.
20806         * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
20807         Add freebsd-stdint.h to tm_file.
20809 2009-06-01  Richard Earnshaw  <rearnsha@arm.com>
20811         * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
20812         (thumb2_extendhidi2): Likewise.
20814 2009-05-31  Ian Lance Taylor  <iant@google.com>
20816         * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
20818 2009-05-31  Ian Lance Taylor  <iant@google.com>
20820         * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20821         (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20822         (ipa-reference.o): Depend upon gt-ipa-reference.h.
20824 2009-05-31  Jason Merrill  <jason@redhat.com>
20826         * tree-pretty-print.c (print_call_name): Take the callee, not the
20827         call itself.  Make non-static.  Use dump_function_name for functions.
20828         (dump_generic_node): Adjust.
20829         * diagnostic.h: Declare print_call_name.
20830         * gimple-pretty-print.c (dump_gimple_call): Use it.
20832 2009-05-31  Kaz Kojima  <kkojima@gcc.gnu.org>
20834         * config/sh/sh.md (ashldi3_std): New define_expand.
20835         (ashldi3): Use it.
20837 2009-05-31  Kaz Kojima  <kkojima@gcc.gnu.org>
20839         PR target/40313
20840         * config/sh/sh.c: Include debug.h.
20841         (sh_expand_epilogue): Emit a blockage insn before the frame
20842         pointer adjustment also when dwarf2out_do_frame returns true.
20844 2009-05-31  Richard Earnshaw  <rearnsha@arm.com>
20846         * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20847         (thumb2_extendqidi2): New pattern.
20849 2009-05-31  Ira Rosen  <irar@il.ibm.com>
20851         * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20852         mark phis for renaming.
20853         * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20854         (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20855         Call mark_sym_for_renaming.
20856         * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20857         * tree-vect-loop.c (vect_transform_loop): Remove
20858         vect_memsyms_to_rename initialization and a call to
20859         mark_set_for_renaming.
20861 2009-05-31  Jakub Jelinek  <jakub@redhat.com>
20863         PR middle-end/40304
20864         * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20865         frame related even if !set_cfa && style < 0.
20867 2009-05-30  Kai Tietz  <kai.tietz@onevision.com>
20869         * config/i386/mingw-tls.c: New file.
20870         * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20871         * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20872         defining _WIN32 but not __CYGWIN__.
20874 2009-05-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
20876         * configure.ac: Add MPC support.
20878         * config.in, configure: Regenerate.
20880 2009-05-29  Richard Henderson  <rth@redhat.com>
20882         * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20883         NOTE_INSN_BASIC_BLOCK.
20884         * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20885         Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20886         * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20887         to be deleted.
20888         * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20889         add in_use field.
20890         (add_cfi): Disable check redefining cfa away from drap.
20891         (lookup_cfa_1): Add remember argument; handle remember/restore.
20892         (lookup_cfa): Pass remember argument.
20893         (cfa_remember): New.
20894         (compute_barrier_args_size_1): Remove sibcall check.
20895         (dwarf2out_frame_debug_def_cfa): New.
20896         (dwarf2out_frame_debug_adjust_cfa): New.
20897         (dwarf2out_frame_debug_cfa_offset): New.
20898         (dwarf2out_frame_debug_cfa_register): New.
20899         (dwarf2out_frame_debug_cfa_restore): New.
20900         (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20901         (dwarf2out_begin_epilogue): New.
20902         (dwarf2out_frame_debug_restore_state): New.
20903         (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20904         DW_CFA_restore_state.
20905         (output_cfi_directive): Likewise.
20906         (convert_cfa_to_fb_loc_list): Likewise.
20907         (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20908         * dwarf2out.h: Update.
20909         * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20910         (copy_insn_1): Early out for null.
20911         * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20912         and dwarf2out_frame_debug_restore_state.
20913         * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20914         (prologue_insn_hash, epilogue_insn_hash): New.
20915         (free_after_compilation): Adjust freeing accordingly.
20916         (record_insns): Create hash table if needed; push insns into
20917         hash instead of array.
20918         (maybe_copy_epilogue_insn): New.
20919         (contains): Search hash table instead of array.
20920         (sibcall_epilogue_contains): Remove.
20921         (thread_prologue_and_epilogue_insns): Split eh_return insns
20922         and mark them as epilogues.
20923         (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20924         scanning in terms of basic blocks.
20925         * insn-notes.def (CFA_RESTORE_STATE): New.
20926         * jump.c (returnjump_p_1): Accept EH_RETURN.
20927         (eh_returnjump_p_1, eh_returnjump_p): New.
20928         * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20929         CFA_REGISTER, CFA_RESTORE): New.
20930         * rtl.def (EH_RETURN): New.
20931         * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20933         * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20934         (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20936         * config/i386/i386.c (gen_push): Update cfa state.
20937         (pro_epilogue_adjust_stack): Add set_cfa argument.  When true,
20938         add a CFA_ADJUST_CFA note.
20939         (ix86_dwarf_handle_frame_unspec): Remove.
20940         (ix86_expand_prologue): Update cfa state.
20941         (ix86_emit_restore_reg_using_pop): New.
20942         (ix86_emit_restore_regs_using_pop): New.
20943         (ix86_emit_leave): New.
20944         (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20945         (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20946         * config/i386/i386.h (struct machine_cfa_state): New.
20947         (ix86_cfa_state): New.
20948         * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20949         (eh_return_internal): Merge from eh_return_<mode>,
20950         use eh_return rtx, split w/ epilogue.
20952 2009-05-29  Ian Lance Taylor  <iant@google.com>
20954         * builtins.c (validate_gimple_arglist): Don't use va_arg with
20955         enum type.
20956         * calls.c (emit_library_call_value_1): Likewise.
20958         * c-typeck.c (c_build_va_arg): New function.
20959         * c-tree.h (c_build_va_arg): Declare.
20960         * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20961         instead of build_va_arg.
20963 2009-05-29  Eric Botcazou  <ebotcazou@adacore.com>
20965         * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20966         (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20967         (ptr_difference_cost): Use affine combinations to compute it.
20968         (difference_cost): Likewise.
20969         (get_computation_cost_at): Compute more accurate cost for addresses
20970         if the ratio is a multiplier allowed in addresses.
20971         For non-addresses, consider that an additional offset or symbol is
20972         added only once.
20974 2009-05-29  Jakub Jelinek  <jakub@redhat.com>
20976         * config/i386/i386.c (ix86_decompose_address): Avoid useless
20977         0 displacement.  Add 0 displacement if base is %[er]bp or %r13.
20979         * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20980         TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20981         (prefix_rex): For UNIT_MMX don't imply the prefix by default
20982         if MODE_DI.
20983         (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20984         to 1 for TYPE_SSE{IADD1,CVT1}.
20985         (prefix_vex_imm8): Removed.
20986         (length_vex): Only pass 1 as second argument to
20987         ix86_attr_length_vex_default if prefix_extra is 0.
20988         (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20989         (length): For prefix vex computation use length_immediate
20990         attribute instead of prefix_vex_imm8.
20991         (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20992         addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20993         *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20994         *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20995         (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20996         *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20997         a space in between the operands.
20998         (*anddi_1_rex64, *andsi_1): Likewise.  Override prefix_rex to 1
20999         if one operand is 0xff and the other one si, di, bp or sp.
21000         (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
21001         other one si, di, bp or sp.
21002         (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
21003         (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
21004         type and mode attributes.
21005         (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
21006         (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
21007         prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
21008         (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
21009         prefix_data16 attribute iff MODE_DF.
21010         (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
21011         (fix_trunc<mode>di_sse): Set prefix_rex attribute.
21012         (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
21013         constm128_operand in length_immediate computation.
21014         (*addhi_4): Likewise.  Fix mode attribute to MODE_HI.
21015         (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
21016         (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
21017         length_immediate attribute to 1.
21018         (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
21019         (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
21020         for certain alternatives.
21021         (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
21022         prefix_data16 attribute if MODE_V1DF.
21023         (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
21024         length_immediate to 1.
21025         (set_got_rex64, set_rip_rex64): Remove length attribute, set
21026         length_address to 4, set mode attribute to MODE_DI.
21027         (set_got_offset_rex64): Likewise.  Set length_immediate to 0.
21028         (fxam<mode>2_i387): Set length attribute to 4.
21029         (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
21030         *prefetch_3dnow_rex): Override length_address attribute.
21031         (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
21032         attributes.
21033         * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
21034         (constm128_operand): Removed.
21035         * config/i386/i386.c (memory_address_length): For
21036         disp && !index && !base in 64-bit mode account for SIB byte if
21037         print_operand_address can't optimize disp32 into disp32(%rip)
21038         and UNSPEC doesn't imply (%rip) addressing.  Add 1 to length
21039         for fs: or gs: segment.
21040         (ix86_attr_length_immediate_default): When checking if shortform
21041         is possible, truncate immediate to the length of the non-shortened
21042         immediate.
21043         (ix86_attr_length_address_default): Ignore MEM_P operands
21044         with X constraint.
21045         (ix86_attr_length_vex_default): Only check for DImode on
21046         GENERAL_REG_P operands.
21047         * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
21048         prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
21049         (sse_cvttps2pi): Clear prefix_rep attribute.
21050         (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
21051         attribute.
21052         (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
21053         (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
21054         *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
21055         iff operand 2 is const_int_operand.
21056         (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
21057         sse2_shufpd_<mode>): Set length_immediate attribute to 1.
21058         (sse2_pshufd_1): Likewise.  Set prefix attribute to maybe_vex
21059         instead of vex.
21060         (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
21061         prefix_data16.
21062         (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
21063         prefix_data16 attribute for movlpd and movhpd instructions.
21064         (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise.  Override
21065         length_immediate for shufpd instruction.
21066         (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
21067         (avx_cmpp<avxmodesuffixf2c><mode>3,
21068         avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
21069         <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
21070         avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
21071         *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
21072         (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
21073         (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
21074         (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
21075         prefix_data16 attribute for the first alternative to 1.
21076         (*avx_loadlps): Override length_immediate for the first alternative.
21077         (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
21078         attributes for second alternative.
21079         (*vec_concatv2sf_sse4_1): Override length_immediate and
21080         prefix_data16 attributes for second alternative.
21081         (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
21082         vec_extract_hi_<mode>, vec_extract_lo_v16hi,
21083         vec_extract_hi_v16hi, vec_extract_lo_v32qi,
21084         vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
21085         (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
21086         prefix_data16 and length_immediate to 1.
21087         (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
21088         to 1.
21089         (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
21090         prefix_extra attribute for variants that don't have 0f prefix alone.
21091         (*avx_pinsr<ssevecsize>): Likewise.  Set length_immediate to 1.
21092         (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
21093         *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
21094         *sse4_1_pextrd): Set length_immediate to 1.
21095         (*sse4_1_pinsrd): Likewise.  Set prefix_extra to 1.
21096         (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
21097         to 1.
21098         (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
21099         *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
21100         length_immediate to 1 for second alternative.
21101         (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
21102         prefix_extra and length_immediate attributes for the first
21103         alternative.
21104         (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
21105         first alternative.
21106         (*vec_concatv2di_rex64_sse4_1): Likewise.  Override prefix_rex
21107         to 1 for the first and third alternative.
21108         (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
21109         alternative.
21110         (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
21111         attribute.
21112         (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
21113         attribute to 0.
21114         (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
21115         *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
21116         *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
21117         *avx_psign<mode>3): Set prefix_extra attribute to 1.
21118         (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
21119         ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
21120         ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
21121         ssse3_psign<mode>3): Override prefix_rex attribute.
21122         (*avx_palignrti): Override prefix_extra and length_immediate to 1.
21123         (ssse3_palignrti): Override length_immediate to 1.
21124         (ssse3_palignrdi): Override length_immediate to 1, override
21125         prefix_rex attribute.
21126         (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
21127         (sse4a_extrqi): Override length_immediate to 2.
21128         (sse4a_insertqi): Likewise.  Override prefix_data16 to 0.
21129         (sse4a_insertq): Override prefix_data16 to 0.
21130         (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
21131         avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
21132         avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
21133         *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
21134         avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
21135         and length_immediate to 1.
21136         (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
21137         sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
21138         sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
21139         sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
21140         and length_immediate to 1.
21141         (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
21142         (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
21143         (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
21144         avx_ptest256): Override prefix_extra to 1.
21145         (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
21146         Override prefix_data16 and length_immediate to 1.
21147         (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
21148         sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
21149         sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
21150         sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
21151         prefix_data16 to 0 and prefix_extra to 2.
21152         (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
21153         (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
21154         attribute.
21155         (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
21156         sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
21157         Override prefix_data16 and prefix_rep to 0, length_immediate to 1
21158         and prefix_extra to 2.
21159         (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
21160         prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
21161         (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
21162         avx_vpermilvar<mode>3,
21163         avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
21164         avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
21165         avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
21166         avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
21167         Override prefix_extra to 1.
21168         (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
21169         (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
21170         vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
21171         vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
21172         prefix_extra and length_immediate to 1.
21173         (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
21174         modrm to 0.
21175         (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
21176         to 1 for the first alternative.
21177         * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
21178         prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
21179         cases.
21180         (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
21181         *movv2sf_internal_avx, *movv2sf_internal): Override
21182         prefix_rep attribute for certain alternatives.
21183         (*mov<mode>_internal): Override prefix_rep or prefix_data16
21184         attributes for certain alternatives.
21185         (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
21186         attributes for certain alternatives.
21187         (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
21188         *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
21189         mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
21190         mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
21191         *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
21192         mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
21193         mmx_pswapdv2si2): Set prefix_extra attribute to 1.
21194         (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
21195         length_immediate to 1 if operand 2 is const_int_operand.
21196         (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
21197         *vec_extractv2si_1): Set length_immediate attribute to 1.
21198         (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
21199         using old 3DNOW insn rather than SSE/3DNOW_A.
21200         (mmx_emms, mmx_femms): Clear modrm attribute.
21202 2009-05-29  Martin Jambor  <mjambor@suse.cz>
21204         * tree-sra.c:  New implementation of SRA.
21206         * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
21207         (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
21208         (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
21209         * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
21210         (SRA_MAX_STRUCTURE_COUNT): Removed.
21211         (SRA_FIELD_STRUCTURE_RATIO): Removed.
21212         * doc/invoke.texi (sra-max-structure-size): Removed.
21213         (sra-field-structure-ratio): Removed.
21215 2009-05-29  Jakub Jelinek  <jakub@redhat.com>
21217         PR middle-end/40291
21218         * builtins.c (expand_builtin_memcmp): Convert len to sizetype
21219         before expansion.
21221 2009-05-29  Andrey Belevantsev  <abel@ispras.ru>
21223         PR rtl-optimization/40101
21224         * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
21225         seqno.  Adjust comment.
21226         * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
21227         inserting bookkeeping before a jump, the jump is not scheduled.
21228         When no positive seqno found, provide a value.  Add comment.
21230 2009-05-29  Richard Guenther  <rguenther@suse.de>
21232         * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
21233         short-cutting on the first component.
21235 2009-05-29  Jakub Jelinek  <jakub@redhat.com>
21237         PR middle-end/39958
21238         * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
21239         for trees other than decls/types.
21241 2009-05-29  Richard Guenther  <rguenther@suse.de>
21243         * tree-ssa-operands.c (get_expr_operands): Do not handle
21244         INDIRECT_REFs in the handled-component case.  Remove
21245         unused get_ref_base_and_extent case.
21246         * tree-dfa.c (get_ref_base_and_extent): Avoid calling
21247         tree_low_cst and host_integerp where possible.
21248         * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
21249         codes for equivalence.
21250         * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
21252 2009-05-29  David Billinghurst <billingd@gcc.gnu.org>
21254         * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
21255         to tmake_file for i[34567]86-*-cygwin*.
21257 2009-05-29  Jakub Jelinek  <jakub@redhat.com>
21259         PR target/40017
21260         * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
21261         (altivec_categorize_keyword, init_vector_keywords,
21262         rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
21263         similar to bool.
21265 2009-05-29  Kai Tietz  <kai.tietz@onevision.com>
21267         * tree.c (handle_dll_attribute): Check if node is
21268         of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
21270 2009-05-29  Richard Earnshaw  <rearnsha@arm.com>
21272         * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
21273         component.
21274         (thumb2_zero_extendqidi2): Likewise.
21276 2009-05-28  Kaz Kojima  <kkojima@gcc.gnu.org>
21278         * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
21279         instead of gen_movrt.
21280         * config/sh/sh.md (movrt): Remove.
21282 2009-05-28  Steve Ellcey  <sje@cup.hp.com>
21284         * doc/invoke.texi (IA-64 Options):
21285         Add -msdata, -mfused-madd, -mno-inline-float-divide,
21286         -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
21287         -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
21288         -msched-prefer-non-control-spec-insns,
21289         -msched-stop-bits-after-every-cycle,
21290         -msched-count-spec-in-critical-path,
21291         -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
21292         -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
21293         Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
21294         and -msched-spec-verbose.
21296 2009-05-28  Joseph Myers  <joseph@codesourcery.com>
21298         * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
21299         * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
21300         error if used.
21301         * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
21303 2009-05-28  Richard Guenther  <rguenther@suse.de>
21305         * tree-ssa-alias.c (ao_ref_init): New function.
21306         (ao_ref_base): Likewise.
21307         (ao_ref_base_alias_set): Likewise.
21308         (ao_ref_alias_set): Likewise.
21309         (refs_may_alias_p_1): Change signature.
21310         (refs_may_alias_p): Adjust.
21311         (refs_anti_dependent_p): Likewise.
21312         (refs_output_dependent_p): Likewise.
21313         (call_may_clobber_ref_p_1): Change signature.
21314         (call_may_clobber_ref_p): Adjust.
21315         (stmt_may_clobber_ref_p_1): New function split out from ...
21316         (stmt_may_clobber_ref_p): ... here.
21317         (maybe_skip_until): Adjust signature.
21318         (get_continuation_for_phi): Likewise.
21319         (walk_non_aliased_vuses): Likewise.
21320         * tree-ssa-alias.h (struct ao_ref_s): New structure type.
21321         (ao_ref_init): Declare.
21322         (ao_ref_base): Likewise.
21323         (ao_ref_alias_set): Likewise.
21324         (stmt_may_clobber_ref_p_1): Likewise.
21325         (walk_non_aliased_vuses): Adjust.
21326         * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
21327         (get_ref_from_reference_ops): remove.
21328         (vn_reference_lookup_2): Adjust signature.
21329         (vn_reference_lookup_3): Do not re-build trees.  Handle unions.
21330         (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
21331         (vn_reference_lookup): Adjust.
21332         (vn_reference_insert): Likewise.
21333         (vn_reference_insert_pieces): Adjust signature.
21334         (visit_reference_op_call): Adjust.
21335         * tree-ssa-pre.c (get_expr_type): Simplify.
21336         (phi_translate_1): Adjust.
21337         (compute_avail): Likewise.
21338         (translate_vuse_through_block): Do not re-build trees.
21339         (value_dies_in_block_x): Likewise.
21340         * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
21341         fields.
21342         (vn_reference_lookup_pieces): Adjust declaration.
21343         (vn_reference_insert_pieces): Likewise.
21345 2009-05-28  Benjamin Kosnik  <bkoz@redhat.com>
21347         * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
21348         with checking disabled.
21350 2009-05-28  Dave Korn  <dave.korn.cygwin@gmail.com>
21352         PR target/37216
21354         * configure.ac (HAVE_GAS_ALIGNED_COMM):  Add autoconf test and
21355         macro definition for support of three-operand format aligned
21356         .comm directive in assembler on cygwin/pe/mingw target OS.
21357         * configure:  Regenerate.
21358         * config.h:  Regenerate.
21360         * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common):  Use
21361         aligned form of .comm directive if -mpe-aligned-commons is in effect.
21362         * config/i386/cygming.opt (-mpe-aligned-commons):  Add new option.
21364         * doc/invoke.texi (-mpe-aligned-commons):  Document new target option.
21365         * doc/tm.texi (ASM_OUTPUT_COMMON):  Document zero size commons.
21367 2009-05-28  Ira Rosen  <irar@il.ibm.com>
21369         PR tree-optimization/40254
21370         * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
21371         in analysis of basic blocks.
21373 2009-05-28  Adam Nemet  <anemet@caviumnetworks.com>
21375         PR middle-end/33699
21376         * target.h (struct gcc_target): Fix indentation.  Add const_anchor.
21377         * target-def.h (TARGET_CONST_ANCHOR): New macro.
21378         (TARGET_INITIALIZER): Use it.
21379         * cse.c (CHEAPER): Move it up to the other macros.
21380         (insert): Rename this ...
21381         (insert_with_costs): ... to this.  Add cost parameters.  Update
21382         function comment.
21383         (insert): New function.  Call insert_with_costs.
21384         (compute_const_anchors, insert_const_anchor, insert_const_anchors,
21385         find_reg_offset_for_const, try_const_anchors): New functions.
21386         (cse_insn): Call try_const_anchors.  Adjust cost of src_related
21387         when using a const-anchor.  Call insert_const_anchors.
21388         * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
21389         * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
21391 2009-05-28  Alexandre Oliva  <aoliva@redhat.com>
21393         * tree-inline.c (remap_decls): Enable nonlocalized variables
21394         when not optimizing.
21396 2009-05-28  Alexandre Oliva  <aoliva@redhat.com>
21398         * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
21399         Simplify other tests involving optimize.
21401 2009-05-27  Tom Tromey  <tromey@redhat.com>
21403         * unwind-dw2.c (_Unwind_DebugHook): New function.
21404         (uw_install_context): Call _Unwind_DebugHook.
21406 2009-05-27  Tom Tromey  <tromey@redhat.com>
21408         * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
21410 2009-05-27  Ian Lance Taylor  <iant@google.com>
21412         * Makefile.in (LINKER, LINKER_FLAGS): Define.
21413         (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
21414         (ALL_LINKERFLAGS): Define.
21415         (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
21416         (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
21417         (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
21418         (gcov$(exeext), gcov-dump$(exeext)): Likewise.
21419         (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
21420         $(LINKER_FOR_BUILD).
21421         (build/gcov-iov$(build_exeext)): Likewise.
21423 2009-05-27  Julian Brown  <julian@codesourcery.com>
21425         * gcse.c (target.h): Include.
21426         (can_assign_to_reg_without_clobbers_p): Check that the target allows
21427         copy of argument to a pseudo register.
21429 2009-05-27  Diego Novillo  <dnovillo@google.com>
21431         * tree-ssa-live.c (dump_scope_block): Document arguments.
21432         (dump_scope_blocks): Document.
21433         (debug_scope_blocks): New.
21434         * tree-flow.h (debug_scope_blocks): Declare.
21436 2009-05-21  Denis Chertykov  <denisc@overta.ru>
21438         * doc/contrib.texi (Contributors): Add myself to the list.
21440 2009-05-27  Olivier Hainque  <hainque@adacore.com>
21442         * expr.c (target_align): New function.  Alignment the TARGET of an
21443         assignment may be assume to have.
21444         (highest_pow2_factor_for_target): Use it instead of relying on
21445         immediate tree attributes of TARGET, not necessarily honored when
21446         intermediate bitfields are involved.
21448 2009-05-27  H.J. Lu  <hongjiu.lu@intel.com>
21450         PR target/40266
21451         * config/i386/driver-i386.c (host_detect_local_cpu): Support
21452         AVX, SSE4, AES, PCLMUL and POPCNT.
21454 2009-05-27  Diego Novillo  <dnovillo@google.com>
21456         * tree-pretty-print.c (dump_location): New.
21457         (dump_generic_node): Call it.
21458         Factor code to handle BLOCK nodes ...
21459         (dump_block_node): ... here.
21461 2009-05-27  Rafael Avila de Espindola  <espindola@google.com>
21463         * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
21464         with it.
21465         * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
21466         included.
21467         * gcc-plugin.h: Include config.h and system.h.
21468         (IN_GCC): Define if not defined.
21470 2009-05-27  Hans-Peter Nilsson  <hp@axis.com>
21472         PR middle-end/40249
21473         * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
21474         with -fno-inline.
21476 2009-05-27  Shujing Zhao  <pearly.zhao@oracle.com>
21478         * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
21479         applicable.
21480         * config/m32r/m32r.h: Ditto.
21481         * config/m32r/m32r.md: Ditto.
21482         * config/m32r/predicates.md: Ditto.
21484 2009-05-27  Alexandre Oliva  <aoliva@redhat.com>
21486         * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
21488 2009-05-26  Basile Starynkevitch  <basile@starynkevitch.net>
21490         * doc/plugins.texi
21491         (Loading plugins): typo.
21492         (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
21493         PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21494         (Interacting with the GCC Garbage Collector): Added new section.
21495         (Giving information about a plugin): Added new section for
21496         PLUGIN_INFO.
21497         * ggc.h (ggc_register_root_tab): Added declaration.
21498         * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
21499         (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
21500         (register_callback): Improved comment in declaration.
21501         * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
21502         (extra_root_vec) Added static variable for dynamic roots registration.
21503         (ggc_register_root_tab) Added new routine.
21504         (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
21505         PLUGIN_GGC_MARKING event.
21506         * ggc-zone.c: Include plugin.h.
21507         (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21508         * ggc-page.c: Include plugin.h.
21509         (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21510         * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
21511         PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
21512         (register_callback): check lack of callbacks for
21513         pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
21514         PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
21515         (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
21516         PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21517         * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
21518         dependency on plugin.h.
21519         (plugin.o): Added dependency on ggc.h...
21521 2009-05-26  Richard Guenther  <rguenther@suse.de>
21523         PR middle-end/40248
21524         Revert
21525         * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21526         with mismatched comparison modes.
21528         * expr.c (expand_expr_real_1): Expand the operand of a
21529         VIEW_CONVERT_EXPR in its natural mode.
21531 2009-05-26  Ian Lance Taylor  <iant@google.com>
21533         * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
21534         (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
21535         (ALL_COMPILERFLAGS): Define.
21536         (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
21537         (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
21538         (collect2$(exeext), collect2.o): Likewise.
21539         (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
21540         (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
21541         ($(out_object_file), mips-tfile, mips-tdump): Likewise.
21542         (libbackend.o, intl.o, cppdefault.o): Likewise.
21543         (gcov$(exeext), gcov-dump$(exeext)): Likewise.
21544         (build/%.o): Use $(COMPILER_FOR_BUILD).
21545         (build/gen%$(build_exeext)): Likewise.
21546         (build/gcov-iov$(build_exeext)): LIkewise.
21547         * config/t-darwin (darwin.o): Use $(COMPILER).
21548         (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
21549         * config/t-sol2 (sol2-c.o): Likewise.
21550         (sol2.o): Likewise.
21551         * config/t-vxworks (vxworks.o): Likewise.
21552         * config/x-darwin (host-darwin.o): Likewise.
21553         * config/x-hpux (host-hpux.o): Likewise.
21554         * config/x-linux (host-linux.o): Likewise.
21555         * config/x-solaris (host-solaris.o): Likewise.
21556         * config/alpha/x-alpha (driver-alpha.o): Likewise.
21557         * config/arm/t-arm (arm-c.o): Likewise.
21558         * config/arm/t-pe (pe.o): Likewise.
21559         * config/arm/t-wince-pe (pe.o): Likewise.
21560         * config/i386/t-cygming (winnt.o): Likewise.
21561         (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
21562         * config/i386/t-cygwin (cygwin1.o): Likewise.
21563         (cygwin2.o): Likewise.
21564         * config/i386/t-i386 (i386-c.o): Likewise.
21565         * config/i386/t-interix (winnt.o): Likewise.
21566         * config/i386/t-netware (netware.o): Likewise.
21567         * config/i386/t-nwld (nwld.o): Likewise.
21568         * config/i386/x-darwin (host-i386-darwin.o): Likewise.
21569         * config/i386/x-i386 (driver-i386.o): Likewise.
21570         * config/i386/x-cygwin (host-cygwin.o): Likewise.
21571         * config/i386/x-mingw32 (host-mingw32.o): Likewise.
21572         * config/ia64/t-ia64 (ia64-c.o): Likewise.
21573         * config/m32c/t-m32c (m32c-pragma.o): Likewise.
21574         * config/mips/x-native (driver-native.o): Likewise.
21575         * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
21576         * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
21577         * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
21578         * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
21579         * config/score/t-score-elf (score7.o): Likewise.
21580         (score3.o): Likewise.
21581         * config/sh/t-sh (sh-c.o): Likewise.
21582         * config/sh/t-symbian (sh-c.o): Likewise.
21583         (symbian.o): Likewise.
21584         * config/spu/t-spu-elf (spu-c.o): Likewise.
21585         * config/v850/t-v850 (v850-c.o): Likewise.
21586         * config/v850/t-v850e (v850-c.o): Likewise.
21588 2009-05-26  Richard Guenther  <rguenther@suse.de>
21590         PR tree-optimization/40122
21591         * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
21592         VECTOR_CSTs if possible.
21593         (fold_gimple_assign): Likewise.
21595 2009-05-26  Richard Guenther  <rguenther@suse.de>
21597         PR middle-end/40252
21598         * fold-const.c (fold_binary): Use the correct types for building
21599         rotates.
21601 2009-05-26  Richard Guenther  <rguenther@suse.de>
21603         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
21604         redundant calls to merge_alias_info.
21605         (bump_vector_ptr): Likewise.
21606         * tree-ssa-copy.c (merge_alias_info): Remove.
21607         (replace_exp_1): Remove call to merge_alias_info.
21608         (propagate_tree_value): Likewise.
21609         (fini_copy_prop): Propagate points-to info.
21610         * tree-flow.h (merge_alias_info): Remove.
21612 2009-05-07  Hariharan Sandanagobalane <hariharan@picochip.com>
21614         * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
21616 2009-05-25  Jan Hubicka  <jh@suse.cz>
21618         * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21619         * cgraph.h (struct inline_summary): New filed self_wize,
21620         size_inlining_benefit, self_time and time_inlining_benefit.
21621         (struct cgraph_global_info): Replace insns by time ans size fields.
21622         * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21623         (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21624         (ipcp_update_callgraph): Do not touch function bodies.
21625         * ipa-inline.c: Include except.h
21626         (MAX_TIME): New constant.
21627         (overall_insns): Remove.
21628         (leaf_node_p): New.
21629         (overall_size, max_benefit): New static variables.
21630         (cgraph_estimate_time_after_inlining): New function.
21631         (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21632         (cgraph_clone_inlined_nodes): Update size.
21633         (cgraph_mark_inline_edge): Update size.
21634         (cgraph_estimate_growth): Use size info.
21635         (cgraph_check_inline_limits): Check size.
21636         (cgraph_default_inline_p): Likewise.
21637         (cgraph_edge_badness): Compute badness based on benefit and size cost.
21638         (cgraph_decide_recursive_inlining): Check size.
21639         (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21640         and times.
21641         (cgraph_decide_inlining): Likewise.
21642         (cgraph_decide_inlining_incrementally): Likewise; honor
21643         PARAM_EARLY_INLINING_INSNS.
21644         (likely_eliminated_by_inlining_p): New predicate.
21645         (estimate_function_body_sizes): New function.
21646         (compute_inline_parameters): Use it.
21647         * except.c (must_not_throw_labels): New function.
21648         * except.h (must_not_throw_labels): Declare.
21649         * tree-inline.c (init_inline_once): Kill inlining_weigths
21650         * tree-ssa-structalias.c: Avoid uninitialized warning.
21651         * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21652         (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21653         (PARAM_INLINE_CALL_COST): Remove.
21654         (PARAM_EARLY_INLINING_INSNS): New.
21656 2009-05-25  Richard Guenther  <rguenther@suse.de>
21658         PR tree-optimization/36327
21659         * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
21660         callback for reference translation or lookup at the point of may-defs.
21661         * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
21662         * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
21663         for union COMPONENT_REFs.
21664         (vn_reference_lookup_3): New callback.  Lookup from memset
21665         and CONSTRUCTOR assignment, translate through struct copies.
21666         (vn_reference_lookup_pieces): Make sure to not free the
21667         passed operands array.  Adjust walk_non_aliased_vuses call.
21668         (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
21669         make sure we do not leak memory.
21671 2009-05-25  Richard Guenther  <rguenther@suse.de>
21673         * tree-ssa-alias.h (dump_points_to_solution): Declare.
21674         * tree-inline.c (expand_call_inline): Reset the escaped and
21675         callused solutions.
21676         * tree-ssa-structalias.c (pass_build_ealias): New.
21677         * tree-pass.h (pass_build_ealias): Declare.
21678         * passes.c (init_optimization_passes): Add PTA during
21679         early optimizations.
21680         * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
21681         and CALLUSED solutions.
21682         (dump_points_to_solution): New function, split out from ...
21683         (dump_points_to_info_for): ... here.
21684         * tree-parloops.c (parallelize_loops): Reset the escaped and
21685         callused solutions.
21687 2009-05-25  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
21689         PR bootstrap/40027
21690         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
21691         * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
21693 2009-05-25  Ira Rosen  <irar@il.ibm.com>
21695         PR tree-optimization/40238
21696         * tree-vect-stmts.c (vect_init_vector): Insert initialization
21697         statements after basic block's labels.
21698         * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
21699         to free the allocated memory.
21701 2009-05-24  Kaz Kojima  <kkojima@gcc.gnu.org>
21703         * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
21704         return address with a USE.
21706 2009-05-24  Richard Guenther  <rguenther@suse.de>
21708         PR middle-end/40233
21709         * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
21710         array type from the main variant of the inner type.
21712 2009-05-24  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
21714         * config/vax/vax-protos.h (legitimate_constant_address_p): Change
21715         definition to bool (from int) to un-break build.
21716         (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
21718 2009-05-24  Paolo Bonzini  <bonzini@gnu.org>
21720         * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
21721         discard_stmt_changes): Delete.
21722         * tree-ssa-operands.c (scb_stack): Delete.
21723         (init_ssa_operands): Do not initialize it.
21724         (fini_ssa_operands): Do not free it.
21725         (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
21727         * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
21728         update_stmt, remove the others.  Fix comments.
21729         * tree-dfa.c (optimize_stack_restore): Likewise.
21730         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
21731         * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
21732         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
21733         * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
21734         Likewise.
21735         * tree-ssa-propagate.c (substitute_and_fold): Likewise.
21736         * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
21737         (dom_opt_finalize_block): Likewise, adjusting access to
21738         stmts_to_rescan.
21739         (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
21740         (stmts_to_rescan): Change item type to gimple.
21741         (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
21743 2009-05-24  Ira Rosen  <irar@il.ibm.com>
21745         * doc/passes.texi (Tree-SSA passes): Document SLP pass.
21746         * tree-pass.h (pass_slp_vectorize): New pass.
21747         * params.h (SLP_MAX_INSNS_IN_BB): Define.
21748         * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
21749         * tree-vectorizer.c (timevar.h): Include.
21750         (user_vect_verbosity_level): Declare.
21751         (vect_location): Fix comment.
21752         (vect_set_verbosity_level): Update user_vect_verbosity_level
21753         instead of vect_verbosity_level.
21754         (vect_set_dump_settings): Add an argument. Ignore user defined
21755         verbosity if dump flags require higher level of verbosity. Print to
21756         stderr only for loop vectorization.
21757         (vectorize_loops): Update call to vect_set_dump_settings.
21758         (execute_vect_slp): New function.
21759         (gate_vect_slp): Likewise.
21760         (struct gimple_opt_pass pass_slp_vectorize): New.
21761         * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
21762         access its members.
21763         (vec_info_for_bb): New function.
21764         (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
21765         (VECTORIZATION_ENABLED): New macro.
21766         (SLP_ENABLED, SLP_DISABLED): Likewise.
21767         (vect_is_simple_use): Add bb_vec_info argument.
21768         (new_stmt_vec_info, vect_analyze_data_ref_dependences,
21769         vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
21770         vect_analyze_data_ref_accesses, vect_analyze_data_refs,
21771         vect_schedule_slp, vect_analyze_slp): Likewise.
21772         (vect_analyze_stmt): Add slp_tree argument.
21773         (find_bb_location): Declare.
21774         (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
21775         * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
21776         (vect_analyze_loop_operations, vect_analyze_loop,
21777         get_initial_def_for_induction, vect_create_epilog_for_reduction,
21778         vect_finalize_reduction, vectorizable_reduction,
21779         vectorizable_live_operation, vect_transform_loop): Likewise.
21780         * tree-data-ref.c (dr_analyze_innermost): Update comment,
21781         skip evolution analysis if analyzing a basic block.
21782         (dr_analyze_indices): Likewise.
21783         (initialize_data_dependence_relation): Skip the test whether the
21784         object is invariant for basic blocks.
21785         (compute_all_dependences): Skip dependence analysis for data
21786         references in basic blocks.
21787         (find_data_references_in_stmt): Don't fail in case of invariant
21788         access in basic block.
21789         (find_data_references_in_bb): New function.
21790         (find_data_references_in_loop): Move code to
21791         find_data_references_in_bb and add a call to it.
21792         (compute_data_dependences_for_bb): New function.
21793         * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
21794         * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
21795         that STEP is 0.
21796         (vect_analyze_data_ref_dependence): Check for interleaving in case of
21797         unknown dependence in basic block and fail in case of dependence in
21798         basic block.
21799         (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
21800         dependence instances from either loop or basic block vectorization
21801         info.
21802         (vect_compute_data_ref_alignment): Check if it is loop vectorization
21803         before calling nested_in_vect_loop_p.
21804         (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
21805         dependence instances from either loop or basic block vectorization
21806         info.
21807         (vect_verify_datarefs_alignment): Likewise.
21808         (vect_enhance_data_refs_alignment): Adjust function calls.
21809         (vect_analyze_data_refs_alignment): Likewise.
21810         (vect_analyze_group_access): Fix printing. Skip different checks if
21811         DR_STEP is 0. Keep strided stores either in loop or basic block
21812         vectorization data structure. Fix indentation.
21813         (vect_analyze_data_ref_access): Fix comments, allow zero step in
21814         basic blocks.
21815         (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
21816         dependence instances from either loop or basic block vectorization
21817         info.
21818         (vect_analyze_data_refs): Update comment. Call
21819         compute_data_dependences_for_bb to analyze basic blocks.
21820         (vect_create_addr_base_for_vector_ref): Check for outer loop only in
21821         case of loop vectorization. In case of basic block vectorization use
21822         data-ref itself as a base.
21823         (vect_create_data_ref_ptr): In case of basic block vectorization:
21824         don't advance the pointer, add new statements before the current
21825         statement.  Adjust function calls.
21826         (vect_supportable_dr_alignment): Support only aligned accesses in
21827         basic block vectorization.
21828         * common.opt (ftree-slp-vectorize): New flag.
21829         * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21830         (vect_pattern_recog_1): Likewise.
21831         * tree-vect-stmts.c (process_use): Likewise.
21832         (vect_init_vector): Add new statements in the beginning of the basic
21833         block in case of basic block SLP.
21834         (vect_get_vec_def_for_operand): Adjust function calls.
21835         (vect_finish_stmt_generation): Likewise.
21836         (vectorizable_call): Add assert that it is loop vectorization, adjust
21837         function calls.
21838         (vectorizable_conversion, vectorizable_assignment): Likewise.
21839         (vectorizable_operation): In case of basic block SLP, take
21840         vectorization factor from statement's type and skip the relevance
21841         check. Adjust function calls.
21842         (vectorizable_type_demotion): Add assert that it is loop
21843         vectorization, adjust function calls.
21844         (vectorizable_type_promotion): Likewise.
21845         (vectorizable_store): Check for outer loop only in case of loop
21846         vectorization. Adjust function calls. For basic blocks, skip the
21847         relevance check and don't advance pointers.
21848         (vectorizable_load): Likewise.
21849         (vectorizable_condition): Add assert that it is loop vectorization,
21850         adjust function calls.
21851         (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21852         that it is not reduction, get vector type, call only supported
21853         functions, skip loop specific parts.
21854         (vect_transform_stmt): Check for outer loop only in case of loop
21855         vectorization.
21856         (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21857         (vect_is_simple_use): Fix comment, add new argument, fix conditions
21858         for external definition.
21859         * passes.c (pass_slp_vectorize): New pass.
21860         * tree-vect-slp.c (find_bb_location): New function.
21861         (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21862         check for patterns only in loops.
21863         (vect_build_slp_tree): Add argument, adjust function calls, fail in
21864         case of multiple types in basic block SLP.
21865         (vect_mark_slp_stmts_relevant): New function.
21866         (vect_supported_load_permutation_p): Fix comment.
21867         (vect_analyze_slp_instance): Add argument. In case of basic block
21868         SLP, take vectorization factor from statement's type, check that
21869         unrolling factor is 1. Adjust function call. Save SLP instance in
21870         either loop or basic block vectorization structure. Return FALSE,
21871         if SLP failed.
21872         (vect_analyze_slp): Add argument. Get strided stores groups from
21873         either loop or basic block vectorization structure. Return FALSE
21874         if basic block SLP failed.
21875         (new_bb_vec_info): New function.
21876         (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21877         vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21878         (vect_schedule_slp): Add argument. Get SLP instances from either
21879         loop or basic block vectorization structure. Set vectorization factor
21880         to be 1 for basic block SLP.
21881         (vect_slp_transform_bb): New function.
21882         * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21884 2009-05-23  Mark Mitchell  <mark@codesourcery.com>
21886         * final.c (shorten_branches): Do not align labels for jump tables.
21887         (final_scan_insn): Use JUMP_TABLE_DATA_P.
21889 2009-05-23  Eric Botcazou  <ebotcazou@adacore.com>
21891         * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21892         Remove outdated reference to flow.c and fix nits.
21893         * doc/gccint.texi: Tweak RTL description.
21894         * doc/rtl.texi: Likewise.
21896 2009-05-23  Denis Chertykov  <chertykov@gmail.com>
21898         * config/avr/avr.c: Change my email address.
21899         * config/avr/avr.h: Likewise.
21900         * config/avr/avr.md: Likewise.
21901         * config/avr/avr-protos.h: Likewise.
21902         * config/avr/libgcc.S: Likewise.
21904 2009-05-22  Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21906         * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21907         (spu_split_load, spu_split_store): Change return type to int.
21908         (spu_split_convert): Declare.
21909         * config/spu/predicates.md (spu_mem_operand): Remove.
21910         (spu_mov_operand): Update.
21911         (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21912         * config/spu/spu.c (regno_aligned_for_load): Remove.
21913         (reg_aligned_for_addr, spu_expand_load): Define.
21914         (spu_expand_extv): Reimplement and handle MEM.
21915         (spu_expand_insv): Handle MEM.
21916         (spu_sched_reorder): Handle insn's with length 0.
21917         (spu_legitimate_address_p): Reimplement.
21918         (store_with_one_insn_p): Return TRUE for any mode with size
21919         larger than 16 bytes.
21920         (address_needs_split): Define.
21921         (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21922         operands.
21923         (spu_convert_move): Define.
21924         (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21925         (spu_split_store): Change all MEM's to TImode.
21926         (spu_init_expanders): Preallocate registers that correspond to
21927         LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21928         mark_reg_pointer.
21929         (spu_split_convert): Define.
21930         * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21931         (_move<mode>, _movdi, _movti): Update predicate and condition.
21932         (load, store): Change to define_split.
21933         (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21934         extend<mode>ti2.
21935         (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21936         (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21937         define_insn_and_split of lshr<mode>3.
21938         (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21939         (<v>ashr<mode>3_imm): Define.
21940         (extv, extzv, insv): Allow MEM operands.
21941         (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21942         shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21943         sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21944         (_spu_convert2): Change to define_insn_and_split and remove the
21945         corresponding define_peephole2.
21946         (stack_protect_set, stack_protect_test, stack_protect_test_si):
21947         Change predicates to memory_operand.
21949 2009-05-22  Mark Mitchell  <mark@codesourcery.com>
21951         * config/arm/thumb2.md: Add 16-bit multiply instructions.
21953 2009-05-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
21955         PR tree-optimization/40219
21956         * tree.c (iterative_hash_expr): Make sure the builtin function is
21957         a normal builtin function and not a front end or back end builtin
21958         before indexing into the built_in_decls array.
21960 2009-05-22  Richard Guenther  <rguenther@suse.de>
21962         PR middle-end/38964
21963         * alias.c (write_dependence_p): Do not use TBAA for answering
21964         anti-dependence or output-dependence.
21965         * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21966         (emit_pointer_definition): Remove.
21967         (emit_alias_warning): Likewise.
21968         (find_what_var_points_to): Remove TBAA pruning code.
21969         (find_what_p_points_to): Likewise.  Do not warn about strict-aliasing
21970         violations.
21971         (compute_points_to_sets): Remove code computing the set of
21972         dereferenced pointers.
21973         * tree-data-ref.c (dr_may_alias_p): Properly use the split
21974         oracle for querying anti and output dependencies.
21975         * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21976         if TBAA may be applied.
21977         (refs_anti_dependent_p): New function.
21978         (refs_output_dependent_p): Likewise.
21979         * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21980         (refs_output_dependent_p): Likewise.
21981         * doc/tree-ssa.texi (Memory model): New section.
21982         * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21983         * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21984         * cfgexpand.c (expand_gimple_basic_block): Do not handle
21985         GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21986         * expr.c (expand_expr_real_1): Likewise.
21987         * gimple-low.c (lower_stmt): Likewise.
21988         * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21989         (dump_gimple_cdt): Remove.
21990         * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21991         (gimple_size): Likewise.
21992         (walk_gimple_op): Likewise.
21993         (is_gimple_stmt): Likewise.
21994         (walk_stmt_load_store_addr_ops): Likewise.
21995         (gimple_build_cdt): Remove.
21996         * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21997         * gimple.h (gimple_cdt_new_type): Remove.
21998         (gimple_cdt_new_type_ptr): Likewise.
21999         (gimple_cdt_set_new_type): Likewise.
22000         (gimple_cdt_location): Likewise.
22001         (gimple_cdt_location_ptr): Likewise.
22002         (gimple_cdt_set_location): Likewise.
22003         * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
22004         * tree-cfg.c (remove_useless_stmts_1): Do not handle
22005         GIMPLE_CHANGE_DYNAMIC_TYPE.
22006         (verify_types_in_gimple_stmt): Likewise.
22007         * tree-inline.c (estimate_num_insns): Likewise.
22008         (expand_call_inline): Do not copy DECL_NO_TBAA_P.
22009         (copy_decl_to_var): Likewise.
22010         (copy_result_decl_to_var): Likewise.
22011         * tree-pretty-print.c (dump_generic_node): Do not handle
22012         CHANGE_DYNAMIC_TYPE_EXPR.
22013         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
22014         * tree-ssa-operands.c (get_expr_operands): Likewise.
22015         * tree-ssa-structalias.c (struct variable_info): Remove
22016         no_tbaa_pruning member.
22017         (new_var_info): Do not set it based on DECL_NO_TBAA_P.
22018         (unify_nodes): Do not copy it.
22019         (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
22020         (dump_solution_for_var): Do not dump no_tbaa_pruning state.
22021         (set_uids_in_ptset): Do not check it.
22022         (find_what_var_points_to): Likewise.
22023         (compute_tbaa_pruning): Remove.
22024         (compute_points_to_sets): Do not call it.
22025         * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
22026         * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
22027         * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
22028         (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
22029         (DECL_NO_TBAA_P): Likewise.
22030         (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
22031         * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
22032         (expand_omp_atomic_pipeline): Do not set it.
22033         * print-tree.c (print_node): Do not dump it.
22034         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
22035         redundant check.
22037 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
22039         PR target/39856
22040         * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
22041         for clobber.
22043 2009-05-22  Mark Mitchell  <mark@codesourcery.com>
22045         * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
22046         non-external.
22048 2009-05-22  Ben Elliston  <bje@au.ibm.com>
22050         * Makefile.in (bversion.h, s-bversion): New targets.
22051         (TOPLEV_H): Add bversion.h.
22052         * toplev.h: Include "bversion.h".
22053         (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
22054         the __format__ attribute only if compiling with the same version
22055         of GCC as the sources (the "build version").
22057 2009-05-22  Ben Elliston  <bje@au.ibm.com>
22059         * c-format.c (handle_format_attribute): Fix comment typo.
22061 2009-05-21  Steve Ellcey  <sje@cup.hp.com>
22063         PR target/37846
22064         * config/ia64/ia64.opt (mfused-madd): New.
22065         * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
22066         * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
22067         * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
22068         madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
22069         nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
22070         msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
22071         nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
22072         * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
22073         instruction if !TARGET_FUSED_MADD.
22074         (fpma, fpms): Remove colon from name.
22076 2009-05-22  Richard Guenther  <rguenther@suse.de>
22078         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
22079         TMR_ORIGINAL.  Always either record TMR_SYMBOL or TMR_BASE.
22080         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
22081         TARGET_MEM_REF.
22082         (create_expression_by_pieces): Only convert if necessary.
22083         * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
22084         * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
22086 2009-05-21  Adam Nemet  <anemet@caviumnetworks.com>
22088         * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
22089         regular pattern from a template and rename it ...
22090         (*extzv_truncsi_exts): ... to this.
22092 2009-05-21  Richard Guenther  <rguenther@suse.de>
22094         * cgraph.h (struct cgraph_node): Remove inline_decl member.
22095         * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
22096         (cgraph_default_inline_p): Likewise.
22097         (cgraph_decide_inlining_incrementally): Likewise.
22099 2009-05-21  H.J. Lu  <hongjiu.lu@intel.com>
22100             Uros Bizjak  <ubizjak@gmail.com>
22102         * config/i386/cpuid.h (bit_MOVBE): New.
22104         * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
22106         * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
22107         (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
22108         (ix86_handle_option): Handle OPT_mmovbe.
22109         (ix86_target_string): Add -mmovbe.
22110         (pta_flags): Add PTA_MOVBE.
22111         (processor_alias_table): Add PTA_MOVBE to "atom".
22112         (override_options): Handle PTA_MOVBE.
22114         * config/i386/i386.h (TARGET_MOVBE): New.
22116         * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
22117         (*bswapsi_movbe): New.
22118         (*bswapdi_movbe): Likewise.
22119         (bswapdi2): Renamed to ...
22120         (*bswapdi_1): This.
22121         (bswapdi2): New expander.
22123         * config/i386/i386.opt (mmovbe): New.
22125         * doc/invoke.texi: Document -mmovbe.
22127 2009-05-21  Taras Glek  <tglek@mozilla.com>
22129         * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
22130         * gcc-plugin.h (plugin_init): Updated signature.
22131         * gcc-plugin.h (plugin_name_args): Moved to this header.
22132         * doc/plugins.texi (plugin_init): Updated documention to reflect
22133         API change.
22134         * doc/plugins.texi (plugin_name_args): Added to documention.
22136 2009-05-21  Mark Mitchell  <mark@codesourcery.com>
22138         * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
22139         (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
22141 2009-05-21  Shujing Zhao  <pearly.zhao@oracle.com>
22143         * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
22144         JUMP_TABLE_DATA_P predicates where applicable.
22145         * config/i386/predicates.md: Ditto.
22146         * config/i386/sse.md: Ditto.
22148 2009-05-21  Jakub Jelinek  <jakub@redhat.com>
22150         * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
22151         operand2 -128 override length_immediate attribute to 1.
22152         * config/i386/predicates.md (constm128_operand): New predicate.
22154         * config/i386/i386.c (memory_address_length): Handle %r12
22155         the same as %rsp and %r13 the same as %rbp.  For %rsp and %rbp
22156         also check REGNO.
22157         (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
22158         mode look through optional ZERO_EXTEND and SUBREG.
22159         * config/i386/i386.md (R12_REG): New define_constant.
22160         (prefix_data16): For sse unit set also for MODE_TI insns.
22161         (prefix_rex): For -m32 always return 0.  For TYPE_IMOVX
22162         insns set if operand 1 is ext_QIreg_operand.
22163         (modrm): For TYPE_IMOV clear only if not MODE_DI.  For
22164         TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
22165         immediate.
22166         (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
22167         mode from MODE_DI to MODE_SI.
22168         (movdi_1_rex64): Override modrm and length_immediate attributes
22169         only for movabs (TYPE_IMOV, alternative 2).
22170         (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
22171         (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
22172         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
22173         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
22174         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
22175         prefix_rex attribute if DImode.
22176         (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
22177         *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
22178         *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
22179         *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
22180         attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
22181         (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
22182         Likewise.  For TYPE_IMOV clear length_immediate attribute.
22183         (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
22184         *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
22185         *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
22186         *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
22187         *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
22188         or one operand TYPE_ISHIFT.
22189         (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
22190         *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
22191         *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
22192         *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
22193         *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
22194         *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
22195         *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
22196         *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
22197         *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
22198         *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
22199         *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
22200         *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
22201         *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
22202         *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
22203         *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
22204         *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
22205         *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
22206         set mode attribute, don't override length attribute.
22207         (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
22208         to 1.
22209         (return_internal_long): Set length attribute to 2 instead of 1.
22210         (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
22211         *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
22212         prefix_rex attribute.
22213         * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
22214         New predicates.
22215         (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
22217 2009-05-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
22219         * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
22221 2009-05-20  Ian Lance Taylor  <iant@google.com>
22223         * tree.c (build_tree_list_vec_stat): New function.
22224         (ctor_to_vec): New function.
22225         (build_nt_call_vec): New function.
22226         (build_call_array): Change args to be a const pointer.
22227         (build_call_vec): New function.
22228         * tree.h (build_nt_call_vec): Declare.
22229         (build_tree_list_vec_stat): Declare.
22230         (build_tree_list_vec): Define.
22231         (build_call_array): Update declaration.
22232         (build_call_vec): Declare.
22233         (ctor_to_vec): Declare.
22234         * c-common.c (tree_vector_cache): New static variable.
22235         (make_tree_vector): New function.
22236         (release_tree_vector): New function.
22237         (make_tree_vector_single): New function.
22238         (make_tree_vector_copy): New function.
22239         * c-common.h (tree_vector_cache, make_tree_vector): Declare.
22240         (make_tree_vector_single, make_tree_vector_copy): Declare.
22241         * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
22242         (c_parser_expr_list): Don't manage cache here, instead call
22243         make_tree_vector.
22244         (c_parser_release_expr_list): Remove static function.
22245         (c_parser_vec_to_tree_list): Remove static function.
22246         (c_parser_attributes): Call build_tree_list_vec instead of
22247         c_parser_vec_to_tree_list.  Call release_tree_vector instead of
22248         c_parser_release_expr_list.
22249         (c_parser_postfix_expression_after_primary): Likewise.
22250         (c_parser_objc_keywordexpr): Likewise.
22252 2009-05-20  Sandra Loosemore  <sandra@codesourcery.com>
22254         * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
22255         TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
22256         TARGET_CONVERT_TO_TYPE.
22257         * hooks.c (hook_tree_const_tree_null): Define.
22258         * hooks.h (hook_tree_const_tree_null): Declare.
22259         * target.h (struct gcc_target):  Add invalid_parameter_type,
22260         invalid_return_type, promoted_type, and convert_to_type fields.
22261         * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
22262         (TARGET_INVALID_RETURN_TYPE): Define.
22263         (TARGET_PROMOTED_TYPE): Define.
22264         (TARGET_CONVERT_TO_TYPE): Define.
22265         (TARGET_INITIALIZER): Update for new fields.
22266         * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
22267         (grokparms): Check targetm.invalid_parameter_type.
22268         * c-typeck.c (default_conversion): Check targetm.promoted_type.
22269         * c-convert.c (convert): Check targetm.convert_to_type.
22271 2009-05-20  Adam Nemet  <anemet@caviumnetworks.com>
22273         * config/mips/mips.md (*extenddi_truncate<mode>,
22274         *extendsi_truncate<mode>): Emit exts if supported.  Add attribute
22275         defintions.
22276         (*extendhi_truncateqi): New define_insn_and_sptit.
22278 2009-05-20  Jakub Jelinek  <jakub@redhat.com>
22280         PR middle-end/40204
22281         * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
22282         recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
22284 2009-05-20  Eric Botcazou  <ebotcazou@adacore.com>
22286         * fold-const.c (build_fold_addr_expr_with_type): Take the address of
22287         the operand of VIEW_CONVERT_EXPR.
22289 2009-05-20  H.J. Lu  <hongjiu.lu@intel.com>
22291         * config/i386/driver-i386.c (host_detect_local_cpu): Check
22292         extended family and model for Intel processors.  Support Intel Atom.
22294 2009-05-20  Olivier Hainque  <hainque@adacore.com>
22296         * gstab.h (stab_code_type): Define, to be used instead of the
22297         __stab_debug_code enum, made anonymous.  Add 2009 to the copyright
22298         notice.
22299         * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
22300         occurrences by stab_code_type.
22301         * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
22303 2009-05-20  Martin Jambor  <mjambor@suse.cz>
22305         * tree-flow.h (insert_edge_copies_seq): Undeclare.
22306         (sra_insert_before): Likewise.
22307         (sra_insert_after): Likewise.
22308         (sra_init_cache): Likewise.
22309         (sra_type_can_be_decomposed_p): Likewise.
22310         * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
22311         * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
22312         (sra_insert_before): Likewise.
22313         (sra_insert_after): Likewise.
22314         (sra_init_cache): Likewise.
22315         (insert_edge_copies_seq): Made static and moved upwards.
22317         * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
22318         case.
22320         * tree-flow-inline.h (contains_view_convert_expr_p): New function.
22322         * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
22323         (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
22324         simple copies.
22326 2009-05-20  Richard Guenther  <rguenther@suse.de>
22328         * expr.c (expand_expr_real_1): Avoid calling do_store_flag
22329         with mismatched comparison modes.
22331 2009-05-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
22333         * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
22334         (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
22335         * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
22336         with shifts for Thumb2.
22337         (orsi_notsi): New for orn.
22338         (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
22339         (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
22340         * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
22341         (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
22342         Don't invert remainder for IOR.
22344 2009-05-19  Zdenek Dvorak  <ook@ucw.cz>
22346         PR tree-optimization/40087
22347         * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
22348         number_of_iterations_ne): Rename never_infinite argument.
22349         (number_of_iterations_lt_to_ne, number_of_iterations_lt,
22350         number_of_iterations_le): Handle pointer-type ivs when
22351         exit_must_be_taken is false.
22352         (number_of_iterations_cond):  Do not always assume that
22353         exit_must_be_taken if the control variable is a pointer.
22355 2009-05-19  Andrew Pinski  <andrew_pinski@playstation.sony.com>
22357         * c-typeck.c (build_binary_op): Allow % on integal vectors.
22358         * doc/extend.texi (Vector Extension): Document that % is allowed too.
22360 2009-05-19  H.J. Lu  <hongjiu.lu@intel.com>
22362         * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
22363         ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
22365 2009-05-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22367         PR c/40172
22368         * c.opt (Wlogical-op): Disabled by default.
22369         * c-opt (c_common_post_options): Do not enable Wlogical-op with
22370         Wextra.
22371         * doc/invoke.texi (Wlogical-op): Likewise.
22373 2009-05-19  Eric Botcazou  <ebotcazou@adacore.com>
22375         * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
22376         into CASE_CONVERT.
22377         <PLUS_EXPR>: Strip useless type conversions instead of type nops.
22378         Propagate the type of the first operand.
22379         <ASSERT_EXPR>: Simplify.
22380         (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
22381         Rewrite using the RHS code as discriminant.
22382         <NOP_EXPR>: Turn into CASE_CONVERT.
22383         <PLUS_EXPR>: Propagate the type of the first operand.
22385 2009-05-19  Steve Ellcey  <sje@cup.hp.com>
22387         * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
22388         (ia64_dconst_0_375): New.
22389         * config/ia64/ia64.c (ia64_override_options): Remove
22390         -minline-sqrt-min-latency warning.
22391         (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
22392         (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
22393         * config/ia64/ia64.md (*sqrt_approx): Remove.
22394         (sqrtsf2): Remove #if 0.
22395         (sqrtsf2_internal_thr): Rewrite and move to div.md.
22396         (sqrtdf): Remove assert.
22397         (sqrtdf2_internal_thr): Rewrite and move to div.md.
22398         (sqrtxf2): Remove #if 0.
22399         (sqrtxf2_internal_thr): Rewrite and move to div.md.
22400         * div.md (sqrt_approx_rf): New.
22401         (sqrtsf2_internal_thr): New implementation.
22402         (sqrtsf2_internal_lat): New.
22403         (sqrtdf2_internal_thr: New implementation.
22404         (sqrtxf2_internal): New implementation.
22406 2009-05-19  Francois-Xavier Coudert  <fxcoudert@gmail.com>
22407             Hans-Peter Nilsson  <hp@axis.com>
22409         * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
22410         (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
22411         (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
22412         (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
22413         (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
22414         (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
22415         (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
22416         (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
22417         (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
22418         (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
22419         * c-common.c: ...from here.
22421 2009-05-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22423         * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
22425 2009-05-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
22427         * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
22429 2009-05-19  Ben Elliston  <bje@au.ibm.com>
22431         * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
22432         assignments with memcpy calls.
22433         (add_fdes): Likewise.
22434         (binary_search_unencoded_fdes): Likewise.
22435         (linear_search_fdes): Eliminate type puns.
22437 2009-05-19  Richard Guenther  <rguenther@suse.de>
22439         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
22440         not falsely claim to have propagated into all uses.
22442 2009-05-19  Ben Elliston  <bje@au.ibm.com>
22444         * doc/invoke.texi (C Dialect Options): Update OpenMP specification
22445         version to v3.0.
22447 2009-05-18  Kaz Kojima  <kkojima@gcc.gnu.org>
22449         * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
22450         * config/sh/sh.c (sh_legitimate_address_p): Make static.
22451         (TARGET_LEGITIMATE_ADDRESS_P): New.
22452         * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22453         * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22455 2009-05-18  Dodji Seketeli  <dodji@redhat.com>
22457         PR debug/40109
22458         * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
22459         child of the containing namespace's DIE.
22461 2009-05-18  Adam Nemet  <anemet@caviumnetworks.com>
22463         * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
22464         *zero_extendhi_truncqi):  Move after the zero_extend patterns.
22465         (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
22466         extend patterns.
22468 2009-05-18  H.J. Lu  <hongjiu.lu@intel.com>
22470         PR target/39942
22471         * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
22472         gen_align with gen_pad.
22473         (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
22474         #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
22476         * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
22477         * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
22479         * config/i386/i386.md (align): Renamed to ...
22480         (pad): This.  Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
22481         ASM_OUTPUT_MAX_SKIP_PAD.
22483 2009-05-18  Andreas Schwab  <schwab@linux-m68k.org>
22485         * config.gcc: Fix variable syntax.
22487         PR target/39531
22488         * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
22489         before calling exact_log2.
22490         (output_iorsi3): Likewise.
22491         (output_xorsi3): Likewise.
22493 2009-05-18  Kaz Kojima  <kkojima@gcc.gnu.org>
22495         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
22496         for the none zero constant operand except for EQ and NE
22497         comprisons even when the first operand is R0.
22499 2009-05-18  Andreas Krebbel  <krebbel1@de.ibm.com>
22501         * config/s390/2064.md: Remove trailing whitespaces.
22502         * config/s390/2084.md: Likewise.
22503         * config/s390/constraints.md: Likewise.
22504         * config/s390/fixdfdi.h: Likewise.
22505         * config/s390/libgcc-glibc.ver: Likewise.
22506         * config/s390/s390-modes.def: Likewise.
22507         * config/s390/s390-protos.h: Likewise.
22508         * config/s390/s390.c: Likewise.
22509         * config/s390/s390.h: Likewise.
22510         * config/s390/s390.md: Likewise.
22511         * config/s390/tpf-unwind.h: Likewise.
22513 2009-05-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
22515         * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
22517 2009-05-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
22519         M68K TLS support.
22520         * configure.ac (m68k-*-*): Check if binutils support TLS.
22521         * configure: Regenerate.
22522         * config/m68k/predicates.md (symbolic_operand): Extend comment.
22523         * config/m68k/constraints.md (Cu): New constraint.
22524         * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
22525         (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
22526         (movsi): Handle TLS symbols.
22527         (addsi3_5200): Handle XTLS symbols, indent.
22528         * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
22529         (m68k_tls_reference_p): Declare.
22530         (m68k_legitimize_address): Declare.
22531         (m68k_unwrap_symbol): Declare.
22532         * config/m68k/m68k.opt (mxtls): New option.
22533         * config/m68k/m68k.c (ggc.h): Include.
22534         (m68k_output_dwarf_dtprel): Implement hook.
22535         (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
22536         (m68k_expand_prologue): Load GOT pointer when function needs it.
22537         (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
22538         (m68k_legitimate_constant_address_p): Same.
22539         (m68k_decompose_address): Handle TLS references.
22540         (m68k_get_gp): New static function.
22541         (enum m68k_reloc): New contants.
22542         (TLS_RELOC_P): New macro.
22543         (m68k_wrap_symbol): New static function.
22544         (m68k_unwrap_symbol): New function.
22545         (m68k_final_prescan_insn_1): New static function.
22546         (m68k_final_prescan_insn): New function.
22547         (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
22548         functions.
22549         (legitimize_pic_address): Handle TLS references..
22550         (m68k_tls_get_addr, m68k_get_tls_get_addr)
22551         (m68k_libcall_value_in_a0_p)
22552         (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
22553         (m68k_call_m68k_read_tp): Helper variables and functions for ...
22554         (m68k_legitimize_tls_address): Handle TLS references.
22555         (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
22556         New functions.
22557         (m68k_legitimize_address): Handle TLS symbols.
22558         (m68k_get_reloc_decoration): New static function.
22559         (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
22560         UNSPEC_RELOC32.
22561         (m68k_output_dwarf_dtprel): Implement hook.
22562         (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
22563         (m68k_libcall_value): Return result in A0 instead of D0 when asked by
22564         m68k_call_* routines.
22565         (sched_attr_op_type): Handle TLS symbols.
22566         (gt-m68k.h): Include.
22567         * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
22568         (LEGITIMATE_PIC_OPERAND_P): Support TLS.
22570 2009-05-18  Martin Jambor  <mjambor@suse.cz>
22572         * ipa-prop.c (ipa_check_stmt_modifications): Removed.
22573         (visit_store_addr_for_mod_analysis): New function.
22574         (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
22575         (determine_cst_member_ptr): Use gimple_assign_single_p.
22576         (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
22577         (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
22578         operands.  Don't check number of operands of a NOP_EXPR.
22580 2009-05-18  Eric Fisher  <joefoxreal@gmail.com>
22582         * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
22584 2009-05-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22586         PR c/40172
22587         * c-common.c (warn_logical_operator): Don't warn if one of
22588         expression isn't always true or false.
22590 2009-05-17  Kai Tietz  <kai.tietz@onevision.com>
22592         * config/i386/biarch32.h: New file.
22593         * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
22595 2009-05-17  Adam Nemet  <anemet@caviumnetworks.com>
22597         * config/mips/mips.md (*zero_extend<mode>_trunchi,
22598         *zero_extend<mode>_truncqi): Merge these into ...
22599         (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
22600         Name the pattern following this as *zero_extendhi_truncqi.
22602 2009-05-16  Brad Lucier  <lucier@math.purdue.edu>
22604         PR middle-end/39301
22605         * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
22606         * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
22607         (output_info): Make field HOST_WIDEST_INT.
22608         (print_statistics): Use HOST_WIDEST_INT_PRINT.
22609         (dump_bitmat_statistics): Same.
22611 2009-05-16  Francois-Xavier Coudert  <fxcoudert@gmail.com>
22613         * config.gcc (use_gcc_stdint):  Set to wrap.
22614         * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22615         INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22616         UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22617         INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22618         UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22619         INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22620         UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22621         UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22623 2009-05-16  Joseph Myers  <joseph@codesourcery.com>
22625         * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
22626         tune_64.
22627         * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
22628         Move definitions earlier.
22629         (OPT_ARCH64, OPT_ARCH32): Define.
22630         (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
22631         and tune_64.
22633 2009-05-16  Richard Earnshaw  <rearnsha@arm.com>
22635         PR target/40153
22636         * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
22637         implies.
22639 2009-05-16  Richard Earnshaw  <rearnsha@arm.com>
22641         * arm.md (movdi2): Copy non-reg values to DImode registers.
22643 2009-05-16  Jakub Jelinek  <jakub@redhat.com>
22645         PR target/39942
22646         * final.c (label_to_max_skip): New function.
22647         (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
22648         CODE_LABEL_NUMBER <= max_labelno.
22649         * output.h (label_to_max_skip): New prototype.
22650         * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
22651         (ix86_avoid_jump_mispredicts): ... this.  Don't define if
22652         ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.  Update comment.
22653         Handle CODE_LABELs with >= 16 byte alignment or with
22654         max_skip == (1 << align) - 1.
22655         (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
22656         ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
22658         PR target/39942
22659         * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
22660         .p2align 3 if MAX_SKIP is smaller than 7.
22661         * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
22663 2009-05-15  Ian Lance Taylor  <iant@google.com>
22665         * alias.c (struct alias_set_entry_d): Rename from struct
22666         alias_set_entry.  Change all uses.
22667         * except.c (struct call_site_record_d): Rename from struct
22668         call_site_record.  Change all uses.
22669         * except.h (struct eh_region_d): Rename from struct eh_region.
22670         Change all uses.
22671         * gcse.c (struct hash_table_d): Rename from struct hash_table.
22672         Change all uses.
22673         * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
22674         ivtype_map_elt.  Change all uses.
22675         (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
22676         Change all uses.
22677         (struct ifsese_d): Rename fromstruct ifsese.  Change all uses.
22678         * graphite.h (struct name_tree_d): Rename from struct name_tree.
22679         Change all uses.
22680         (struct sese_d): Rename from struct sese.  Change all uses.
22681         * omega.h (struct eqn_d): Rename from struct eqn.  Change all uses.
22682         (struct omega_pb_d): Rename from struct omega_pb.  Change all uses.
22683         * optabs.h (struct optab_d): Rename from struct optab.  Change all
22684         uses.
22685         (struct convert_optab_d): Rename from struct convert_optab.
22686         Change all uses.
22687         * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
22688         ipa_opt_pass.  Change all uses.
22689         * tree-predcom.c (struct dref_d): Rename from struct dref.  Change
22690         all uses.
22692         * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
22693         defined as a typedef.
22694         (grokdeclarator): If -Wc++-compat, warn if a typedef is already
22695         defined as a tag.
22697 2009-05-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22699         PR 16302
22700         * fold-const.c (make_range,build_range_check,merge_ranges): Move
22701         declaration to...
22702         (merge_ranges): Returns bool.
22703         * tree.h (make_range): .. to here.
22704         (build_range_check): Likewise.
22705         (merge_ranges): Likewise. Renamed from merge_ranges.
22706         * c-typeck.c (parser_build_binary_op): Update calls to
22707         warn_logical_operator.
22708         * c-common.c (warn_logical_operator): Add new warning.
22709         * c-common.h (warn_logical_operator): Update declaration.
22711 2009-05-15  Manuel López-Ibáñez  <manu@gcc.gnu.org>
22713         * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
22715 2009-05-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
22717         * doc/install.texi: Document MPC requirements, flags etc.
22719         * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
22720         (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
22721         Evaluate constant arguments.
22722         (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
22723         (fold_builtin_1): Likewise, also evaluate constant arguments.
22724         Remove superfluous break.
22725         (do_mpc_ckconv): New.
22726         * real.h: Include mpc.h.
22727         * toplev.c (print_version): Output MPC version info if available.
22729 2009-05-15  Sandra Loosemore  <sandra@codesourcery.com>
22731         * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
22733 2009-05-15  H.J. Lu  <hongjiu.lu@intel.com>
22735         * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
22736         only once.
22738 2009-05-15  Jan Hubicka  <jh@suse.cz>
22740         * doc/invoke.texi (max-early-inliner-iterations): New flag.
22741         * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
22742         (try_inline): Fix return value.
22743         (cgraph_decide_inlining_incrementally): Honor new value.
22744         (cgraph_early_inlining): Handle indirect inlining.
22745         * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
22747 2009-05-15  Jan Hubicka  <jh@suse.cz>
22749         * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
22750         * cgraphunit.c (cgraph_finalize_function): Set it.
22751         (cgraph_expand_function): Use it.
22753 2009-05-15  Sandra Loosemore  <sandra@codesourcery.com>
22755         * real.c (encode_ieee_half): Define.
22756         (decode_ieee_half): Define.
22757         (ieee_half_format): Define.
22758         (arm_half_format): Define.
22759         * real.h (ieee_half_format): Declare.
22760         (arm_half_format): Declare.
22762 2009-05-15  Sandra Loosemore  <sandra@codesourcery.com>
22764         * optabs.c (prepare_float_lib_cmp):  Test that the comparison,
22765         swapped, and reversed optabs exist before trying to use them.
22767 2009-05-15  Paul Brook  <paul@codesourcery.com>
22768             Sandra Loosemore  <sandra@codesourcery.com>
22770         * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
22771         loads.  Allow PRE_DEC.
22772         (output_move_neon): Handle PRE_DEC.
22773         (arm_print_operand): Add 'A' for neon structure loads.
22774         * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
22775         * config/arm/neon.md (neon_mov): Update comment.
22776         * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
22777         calls.
22778         (Um): New constraint.
22780 2009-05-15  Jan Hubicka  <jh@suse.cz>
22782         Revert the following patch until testsuite fallout is fixed:
22783         * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22784         * cgraph.h (struct inline_summary): New filed self_wize,
22785         size_inlining_benefit, self_time and time_inlining_benefit.
22786         (struct cgraph_global_info): Replace insns by time ans size fields.
22787         * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22788         (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22789         (ipcp_update_callgraph): Do not touch function bodies.
22790         * ipa-inline.c: Include except.h
22791         (MAX_TIME): New constant.
22792         (overall_insns): Remove
22793         (overall_size, max_benefit): New static variables.
22794         (cgraph_estimate_time_after_inlining): New function.
22795         (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22796         (cgraph_clone_inlined_nodes): Update size.
22797         (cgraph_mark_inline_edge): Update size.
22798         (cgraph_estimate_growth): Use size info.
22799         (cgraph_check_inline_limits): Check size.
22800         (cgraph_default_inline_p): Likewise.
22801         (cgraph_edge_badness): Compute badness based on benefit and size cost.
22802         (cgraph_decide_recursive_inlining): Check size.
22803         (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22804         and times.
22805         (cgraph_decide_inlining): Likewise.
22806         (cgraph_decide_inlining_incrementally): Likewise; honor
22807         PARAM_EARLY_INLINING_INSNS.
22808         (likely_eliminated_by_inlining_p): New predicate.
22809         (estimate_function_body_sizes): New function.
22810         (compute_inline_parameters): Use it.
22811         * except.c (must_not_throw_labels): New function.
22812         * except.h (must_not_throw_labels): Declare.
22813         * tree-inline.c (init_inline_once): Kill inlining_weigths
22814         * tree-ssa-structalias.c: Avoid uninitialized warning.
22815         * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22816         (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22817         (PARAM_INLINE_CALL_COST): Remove.
22818         (PARAM_EARLY_INLINING_INSNS): New.
22820 2009-05-15  Richard Guenther  <rguenther@suse.de>
22822         * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22823         not TODO_update_ssa.
22825 2009-05-15  Richard Guenther  <rguenther@suse.de>
22827         PR tree-optimization/39999
22828         * gimple.h (gimple_expr_type): Use the expression type looking
22829         through useless conversions.
22830         * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22831         (vn_nary_op_insert_stmt): Likewise.
22832         (simplify_binary_expression): Likewise.
22834 2009-05-15  Richard Guenther  <rguenther@suse.de>
22836         * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22837         New options, enabled by default.
22838         * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22839         Document.
22840         * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22841         * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22842         * tree-ssa-structalias.c (gate_tree_pta): New function.
22843         (pass_build_alias): Use it.
22845 2009-05-15  Joseph Myers  <joseph@codesourcery.com>
22847         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22848         recurse on an invariant address if a conversion from a pointer
22849         type to a wider integer type is involved.
22851 2009-05-15  Jan Hubicka  <jh@suse.cz>
22853         * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22854         * cgraph.h (struct inline_summary): New filed self_wize,
22855         size_inlining_benefit, self_time and time_inlining_benefit.
22856         (struct cgraph_global_info): Replace insns by time ans size fields.
22857         * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22858         (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22859         (ipcp_update_callgraph): Do not touch function bodies.
22860         * ipa-inline.c: Include except.h
22861         (MAX_TIME): New constant.
22862         (overall_insns): Remove
22863         (overall_size, max_benefit): New static variables.
22864         (cgraph_estimate_time_after_inlining): New function.
22865         (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22866         (cgraph_clone_inlined_nodes): Update size.
22867         (cgraph_mark_inline_edge): Update size.
22868         (cgraph_estimate_growth): Use size info.
22869         (cgraph_check_inline_limits): Check size.
22870         (cgraph_default_inline_p): Likewise.
22871         (cgraph_edge_badness): Compute badness based on benefit and size cost.
22872         (cgraph_decide_recursive_inlining): Check size.
22873         (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22874         and times.
22875         (cgraph_decide_inlining): Likewise.
22876         (cgraph_decide_inlining_incrementally): Likewise; honor
22877         PARAM_EARLY_INLINING_INSNS.
22878         (likely_eliminated_by_inlining_p): New predicate.
22879         (estimate_function_body_sizes): New function.
22880         (compute_inline_parameters): Use it.
22881         * except.c (must_not_throw_labels): New function.
22882         * except.h (must_not_throw_labels): Declare.
22883         * tree-inline.c (init_inline_once): Kill inlining_weigths
22884         * tree-ssa-structalias.c: Avoid uninitialized warning.
22885         * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22886         (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22887         (PARAM_INLINE_CALL_COST): Remove.
22888         (PARAM_EARLY_INLINING_INSNS): New.
22889         doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22890         (inline-call-cost): Remove.
22891         (early-inlining-insns): New.
22893 2009-05-15  Eric Botcazou  <ebotcazou@adacore.com>
22895         * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters.  Use them
22896         for bounds.
22897         (print_int_cst_bounds_in_octal_p): Likewise.
22898         (dbxout_type): Adjust calls to above functions.  Be prepared to deal
22899         with subtypes.
22900         * dwarf2out.c (base_type_die): Likewise.
22901         (is_subrange_type): Delete.
22902         (subrange_type_die): Add LOW and HIGH parameters.  Use them for bounds.
22903         (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22904         * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22905         if the destination type is boolean.
22906         (build_range_check): Do not special-case subtypes.
22907         (fold_sign_changed_comparison): Likewise.
22908         (fold_unary): Likewise.
22909         * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22910         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22911         * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22912         * tree.c (subrange_type_for_debug_p): New predicate based on the
22913         former is_subrange_type.
22914         * tree.h (subrange_type_for_debug_p): Declare.
22915         * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22916         (convert_affine_scev): Remove call to above function.
22917         (chrec_convert_aggressive): Likewise.
22918         * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22919         false for conversions involving subtypes.
22920         * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22921         (vrp_val_min): Likewise.
22922         (needs_overflow_infinity): Likewise.
22923         (extract_range_from_unary_expr): Likewise.
22925 2009-05-15  Paolo Bonzini  <bonzini@gnu.org>
22927         * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22928         * config/frv/frv.c: Likewise.
22929         * config/s390/s390.c: Likewise.
22930         * config/sparc/sparc.h: Likewise.
22931         * config/i386/i386.h: Likewise.
22932         * config/i386/i386.c: Likewise.
22933         * config/crx/crx.c: Likewise.
22934         * config/m68hc11/m68hc11.h: Likewise.
22935         * config/iq2000/iq2000.c: Likewise.
22936         * config/mn10300/mn10300.h: Likewise.
22937         * config/mn10300/mn10300.c: Likewise.
22938         * config/m68k/m68k.c: Likewise.
22939         * config/rs6000/rs6000.c: Likewise.
22940         * config/rs6000/xcoff.h: Likewise.
22941         * config/rs6000/linux64.h: Likewise.
22942         * config/rs6000/sysv4.h: Likewise.
22943         * config/score/score3.c: Likewise.
22944         * config/score/score7.c: Likewise.
22945         * config/score/score.c: Likewise.
22946         * config/arm/arm.md: Likewise.
22947         * config/mips/mips.c: Likewise.
22948         * config/mips/mips.md: Likewise.
22949         * config/bfin/bfin.h: Likewise.
22950         * config/pa/pa.c: Likewise.
22951         * config/pa/constraints.md: Likewise.
22953         * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22954         * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22955         * config/pdp11/pdp11.h: Use memory_address_p instead.
22957 2009-05-14  Ian Lance Taylor  <iant@google.com>
22959         * passes.c (finish_optimization_passes): Change i to int.
22960         * plugin.c (plugins_active_p): Change event to int.
22961         (dump_active_plugins): Likewise.
22962         * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22963         Add cast.
22964         * tree.c (tree_range_check_failed): Change c to unsigned int.
22965         (omp_clause_range_check_failed): Likewise.
22966         (build_common_builtin_nodes): Change mode to int.  Add cast.
22967         * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22968         (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22970         * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22971         ++ or -- with a variable of enum type.
22973 2009-05-14  Steven Bosscher  <steven@gcc.gnu.org>
22975         PR driver/40144
22976         * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22978 2009-05-14  Steven Bosscher  <steven@gcc.gnu.org>
22980         * store-motion.c: Do not include params.h
22981         * Makefile.in: Fix dependencies for various files.
22983 2009-05-14  Steven Bosscher  <steven@gcc.gnu.org>
22985         * auto-inc-dec.c: Fix pass description, remove apparent
22986         accidental duplication.
22988 2009-05-14  H.J. Lu  <hongjiu.lu@intel.com>
22990         PR middle-end/40147
22991         * ipa-utils.h (memory_identifier_string): Moved to ...
22992         * tree.h (memory_identifier_string): Here.  Add GTY(()).
22994 2009-05-14  Paolo Bonzini  <bonzini@gnu.org>
22996         * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22997         in the former documentation of...
22998         (GO_IF_LEGITIMATE_ADDRESS): ... this.
22999         * ira-conflicts.c (get_dup_num): Use address_operand.
23000         * targhooks.c (default_legitimate_address_p): New.
23001         * targhooks.h (default_legitimate_address_p): New.
23002         * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
23003         Call hook.
23004         * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
23005         * target.h (struct target): Add legitimate_address_p.
23006         * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
23007         (TARGET_INITIALIZER): Include it.
23009         * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23010         * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
23011         * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
23012         (TARGET_LEGITIMATE_ADDRESS_P): New.
23014         * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23015         (REG_OK_STRICT_P): Delete.
23016         * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
23017         (frv_legitimate_address_p_1): ... this.
23018         * config/frv/frv.c (frv_legitimate_address_p): Forward to...
23019         (frv_legitimate_address_p_1): ... the renamed old
23020         frv_legitimate_address_p.
23021         * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
23022         (TARGET_LEGITIMATE_ADDRESS_P): New.
23024         * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23025         * config/s390/s390-protos.h (legitimate_address_p): Remove.
23026         * config/s390/s390.c (legitimate_address_p): Rename to...
23027         (s390_legitimate_address_p): ... this, make static.
23028         (legitimize_address): Adjust call.
23029         (TARGET_LEGITIMATE_ADDRESS_P): New.
23030         * config/s390/constraints.md ("e"): Call strict_memory_address_p.
23032         * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23033         * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
23034         * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
23035         (TARGET_LEGITIMATE_ADDRESS_P): New.
23037         * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23038         * config/spu/spu-protos.h (spu_legitimate_address): Remove.
23039         * config/spu/spu.c (spu_legitimate_address): Rename to...
23040         (spu_legitimate_address_p): ... this, make static.
23041         (TARGET_LEGITIMATE_ADDRESS_P): New.
23043         * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23044         * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
23045         * config/sparc/sparc.c (legitimate_address_p): Rename to...
23046         (sparc_legitimate_address_p): ... this, make static and return bool.
23047         (legitimize_address): Adjust call.
23048         (TARGET_LEGITIMATE_ADDRESS_P): New.
23050         * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23051         * config/i386/i386-protos.h (legitimate_address_p): Remove.
23052         * config/i386/i386.c (legitimate_address_p): Rename to...
23053         (ix86_legitimate_address_p): ... this, make static.
23054         (constant_address_p): Move after it, adjust call.
23055         (TARGET_LEGITIMATE_ADDRESS_P): New.
23057         * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23058         * config/avr/avr-protos.h (legitimate_address_p): Remove.
23059         * config/avr/avr.c (legitimate_address_p): Rename to...
23060         (avr_legitimate_address_p): ... this, make static.
23061         (legitimize_address): Adjust call.
23062         (TARGET_LEGITIMATE_ADDRESS_P): New.
23064         * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23065         * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
23066         * config/crx/crx.c (crx_legitimate_address_p): Make static.
23067         (TARGET_LEGITIMATE_ADDRESS_P): New.
23069         * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23070         * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
23071         * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
23072         (TARGET_LEGITIMATE_ADDRESS_P): New.
23074         * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23075         * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
23076         Remove.
23077         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
23078         Make static.
23079         (TARGET_LEGITIMATE_ADDRESS_P): New.
23081         * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23082         * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
23083         Remove.
23084         * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
23085         Rename to...
23086         (m68hc11_legitimate_address_p): ... this, make static.
23087         (go_if_legitimate_address_internal): Rename to...
23088         (m68hc11_legitimate_address_p_1): ... this.
23089         (legitimize_address): Adjust call.
23090         (TARGET_LEGITIMATE_ADDRESS_P): New.
23092         * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23093         * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
23094         * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
23095         (TARGET_LEGITIMATE_ADDRESS_P): New.
23097         * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23098         * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
23099         * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
23100         (mn10300_legitimate_address_p): ... this, make static.
23101         (TARGET_LEGITIMATE_ADDRESS_P): New.
23103         * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23104         * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
23105         * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
23106         (TARGET_LEGITIMATE_ADDRESS_P): New.
23108         * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23109         (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
23110         (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
23111         * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23112         * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
23113         * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
23114         (rs6000_legitimate_address_p): ... this, make static.
23115         (TARGET_LEGITIMATE_ADDRESS_P): New.
23116         (REG_MODE_OK_FOR_BASE_P): Delete.
23117         (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
23119         * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23120         * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
23121         Delete.
23122         * config/picochip/picochip.c (picochip_legitimate_address_p): Make
23123         static, adjust types.
23124         (TARGET_LEGITIMATE_ADDRESS_P): New.
23126         * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23127         * config/score/score.c (score_address_p): Rename to...
23128         (score_legitimate_address_p): ... this.
23129         (TARGET_LEGITIMATE_ADDRESS_P): New.
23130         * config/score/score3.c (score3_address_p): Rename to...
23131         (score3_legitimate_address_p): ... this.
23132         * config/score/score7.c (score7_address_p): Rename to...
23133         (score7_legitimate_address_p): ... this.
23135         * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
23136         THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
23137         GO_IF_LEGITIMATE_ADDRESS): Delete.
23138         * config/arm/arm-protos.h (thumb1_legitimate_address_p,
23139         thumb2_legitimate_address_p): Delete.
23140         (arm_legitimate_address_p): Rename to...
23141         (arm_legitimate_address_outer_p): ... this.
23142         * config/arm/constraints.md ("Uq"): Adjust call.
23143         * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
23144         * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
23145         to...
23146         (arm_legitimate_address_outer_p): ... this.
23147         (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
23148         static.
23149         (TARGET_LEGITIMATE_ADDRESS_P): New.
23151         * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23152         * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
23153         * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
23154         (TARGET_LEGITIMATE_ADDRESS_P): New.
23156         * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23157         * config/vax/vax-protos.h (legitimate_address_p): Remove.
23158         * config/vax/vax.c (legitimate_address_p): Rename to...
23159         (vax_legitimate_address_p): ... this, make static.
23160         (TARGET_LEGITIMATE_ADDRESS_P): New.
23162         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23163         * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
23164         * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
23165         (TARGET_LEGITIMATE_ADDRESS_P): New.
23167         * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23168         * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
23169         * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
23170         (mmix_legitimate_address_p): ... this, make static.
23171         (TARGET_LEGITIMATE_ADDRESS_P): New.
23173         * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23174         * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
23175         * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
23176         (TARGET_LEGITIMATE_ADDRESS_P): New.
23178 2009-05-14  Paolo Bonzini  <bonzini@gnu.org>
23180         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
23181         of MODE_COMPLEX_INT.
23183 2009-05-14  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
23185         * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
23186         LCT_NORMAL in function call.
23187         * mips-tdump.c (print_file_desc): Add cast to enum type.
23188         * mips-tfile.c (add_ext_symbol): Add casts to enum types.
23189         (mark_stabs): Add casts to enum types.
23190         (parse_stabs_common): Add casts to enum types.
23192 2009-05-13  Adam Nemet  <anemet@caviumnetworks.com>
23194         * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
23195         Check for invalid values of LETTER.
23197 2009-05-13  Taras Glek  <tglek@mozilla.com>
23199         * attribs.c (register_attribute): moved out attribute registration
23200         into register_attribute.
23201         * doc/plugins.texi: Documented register_attribute and
23202         PLUGIN_ATTRIBUTES.
23203         * gcc-plugin.h: Added forward decl for register_attribute.
23204         * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
23205         * plugin.c (register_callback, invoke_plugin_callbacks): Added
23206         PLUGIN_ATTRIBUTES boilerplate.
23208 2009-05-14  Dave Korn  <dave.korn.cygwin@gmail.com>
23210         * config/i386/msformat-c.c (ms_printf_length_specs):  Use enumeration
23211         values even in sentinel and empty entries.
23212         (ms_printf_flag_specs):  Likewise.
23213         (ms_scanf_flag_specs):  Likewise.
23214         (ms_strftime_flag_specs):  Likewise.
23215         (ms_print_char_table):  Likewise.
23216         (ms_scan_char_table):  Likewise.
23217         (ms_time_char_table):  Likewise.
23219 2009-05-13  Doug Kwan  <dougkwan@google.com>
23221         * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
23223 2009-05-13  Adam Nemet  <anemet@caviumnetworks.com>
23225         * config/mips/mips.md (store): Add attributes for QI and HI.
23226         Update comment.
23227         (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
23228         (truncdi<mode>2): ... this new pattern.
23230 2009-05-13  Brad Hards  <bradh@kde.org>
23232         * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
23234 2009-05-14  Jakub Jelinek  <jakub@redhat.com>
23235             Ben Elliston <bje@au.ibm.com>
23237         PR middle-end/40035
23238         * dse.c (check_mem_read_rtx): Guard against width == -1.
23240 2009-05-13  Michael Matz  <matz@suse.de>
23242         PR middle-end/39976
23243         * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
23244         (trivially_conflicts_p): New function.
23245         (insert_backedge_copies): Use it.
23247 2009-05-13  Janis Johnson  <janis187@us.ibm.com>
23249         * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
23250         (handle_stdc_pragma): Use new enum constant names.
23251         (handle_pragma_float_const_decimal64): Ditto.
23253 2009-05-13  Ian Lance Taylor  <iant@google.com>
23255         * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
23256         tree.def.
23258 2009-05-13  Nathan Sidwell  <nathan@codesourcery.com>
23260         * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
23261         * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
23262         multilibs.
23263         * config/m68k/m68k.h (FL_UCLINUX): Define.
23265 2009-05-13  Jan Hubicka  <jh@suse.cz>
23267         * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
23269 2009-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
23271         * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
23272         unless -fschedule-insns is specified.
23274 2009-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
23276         PR target/39561
23277         * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
23278         TARGET_EXPAND_CBRANCHDI4.
23279         * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
23280         * config/sh/sh.opt (mexpand-cbranchdi): Remove.
23281         (cmpeqdi): Fix comment.
23283 2009-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
23285         * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
23286         (sh_legitimate_address_p): Likewise.
23287         * config/sh/sh.c (sh_legitimate_index_p): New.
23288         (sh_legitimate_address_p): Likewise.
23289         * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
23290         (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
23291         (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
23292         (MAYBE_BASE_REGISTER_RTX_P): New macro.
23293         (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
23294         (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
23295         (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
23296         (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
23297         (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
23299 2009-05-12  Jan Hubicka  <jh@suse.cz>
23301         * tree-inline.c (estimate_operator_cost): Add operands;
23302         when division happens by constant, it is cheap.
23303         (estimate_num_insns): Loads and stores are not having cost of 0;
23304         EH magic stuff is cheap; when computing runtime cost of switch,
23305         use log2 base of amount of its cases; builtin_expect has cost of 0;
23306         compute cost for moving return value of call.
23307         (init_inline_once): Initialize time_based flags.
23308         * tree-inline.h (eni_weights_d): Add time_based flag.
23310 2009-05-12  Paolo Bonzini  <bonzini@gnu.org>
23312         * df-core.c: Update head documentation.
23314 2009-05-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
23316         PR bootstrap/40118
23317         * rs6000.c (rs6000_generate_compare): Use op1b instead of
23318         shadowing exisiting variable op1.
23320 2009-05-12  Uros Bizjak  <ubizjak@gmail.com>
23322         PR target/37179
23323         * config/i386/driver-i386.c (processor_signatures): New enum.
23324         (SIG_GEODE): Move from vendor_signatures to processor_signatures.
23325         (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
23326         processor signature to detect geode processor.
23328 2009-05-12  Paolo Bonzini  <bonzini@gnu.org>
23330         Revert:
23332         2009-05-12  Paolo Bonzini  <bonzini@gnu.org>
23334         * optabs.c (prepare_cmp_insn): Temporarily disable test that
23335         causes spurious differences between trunk and cond-optab branch.
23337 2009-05-12  Paolo Bonzini  <bonzini@gnu.org>
23339         * dojump.c (compare_from_rtx): Delete.
23340         * expmed.c (emit_store_flag): Only try cstore_optab.  Canonicalize
23341         any MODE_CC mode to the cstorecc4 pattern.  Use prepare_operand, fail
23342         if the comparison does not satisfy the predicate; test predicates for
23343         operands 2 and 3 of a cstore pattern.  Don't try cstore optab
23344         further if one existing pattern fails.
23345         * expr.h (compare_from_rtx): Delete.
23346         (prepare_operand): Declare it.
23347         * optabs.c: Change "lib call" to "libcall" throughout.
23348         (bcc_gen_fctn, setcc_gen_code, trap_rtx,
23349         HAVE_conditional_trap, emit_cmp_insn): Delete.
23350         (can_compare_p): Delete cmp_optab case.
23351         (prepare_float_lib_cmp): Return an rtx and a machine mode.
23352         Accept other parameters by value.
23353         (prepare_operand): Make non-static.
23354         (prepare_cmp_insn): Return an rtx and a machine mode.  Accept
23355         other parameters by value.  Try to widen operands here based on
23356         an optab_methods argument and looking at cbranch_optab.
23357         (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
23358         loop.  Use cbranch_optab directly.
23359         (emit_cmp_and_jump_insns): Fix comment.  Adjust call to
23360         prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
23361         assertion.
23362         (emit_conditional_move, emit_conditional_add): Inline what's needed
23363         of compare_from_rtx, using new prepare_cmp_insn for the rest.
23364         (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
23365         with COMPARE.  Move cmov_optab and cstore_optab above
23366         with cbranch_optab, move cmp_optab down with ucmp_optab,
23367         remove tst_otpab.  Do not initialize trap_rtx.
23368         (gen_cond_trap): Do it here.  Use ctrap_optab.  Test predicate
23369         for trap code.  Do not check HAVE_conditional_trap.  Use
23370         prepare_cmp_insn.  Accept no predicate for operand 3.
23371         * optabs.h (OTI_cmp): Mark as used only for libcalls.
23372         (OTI_ctrap, ctrap_optab): New.
23373         (tst_optab): Delete.
23374         (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
23375         * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
23376         with lookup of ctrap_optab.
23377         * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
23378         Delete.
23379         (ctrap_optab): New.
23381         * combine.c (combine_simplify_rtx, simplify_set): Do not
23382         special case comparing against zero for cc0 machines.
23383         * simplify-rtx.c (simplify_binary_operation_1): Never remove
23384         COMPARE on cc0 machines.
23385         (simplify_relational_operation): Return a new expression when
23386         a COMPARE could be removed.
23387         * final.c (final_scan_insn): Compare cc_status values
23388         against LHS of a (compare FOO (const_int 0)) cc0 source.
23389         Also check if cc_status.value is the full compare.
23391         * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
23392         (cstoreMM4): Document.
23393         (conditional_trap): Document ctrapMM4 instead.
23394         (sync_compare_and_swapMM): Refer to cbranchcc4.
23395         (Dependent Patterns): Eliminate obsolete information referring to
23396         the old jump optimization phase.
23397         (Canonicalization): Include cbranchcc4 case, omit canonicalization
23398         of compares with 0 on cc0 machines.
23399         (Jump Patterns): Refer to MODE_CC jump patterns preferably,
23400         avoiding references to cc0.  Remove text about storing operands
23401         in cmpMM.
23402         * doc/tm.texi (Condition Codes): Include blurb on different
23403         condition code representations, separate into subsections for
23404         CC0, MODE_CC and conditional execution.
23406         * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
23407         alpha_emit_setcc): Accept operands and a machine mode.
23408         * config/alpha/alpha.c (alpha_emit_conditional_branch):
23409         Get code/op0/op1 from operands, use machine mode argument
23410         instead of alpha_compare.fp_p.  Emit the branch here.
23411         (alpha_emit_setcc): Likewise, and return boolean.
23412         (alpha_emit_conditional_move): Likewise.  Assert that
23413         cmp_op_mode == cmp_mode, and simplify accordingly.
23414         * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
23415         * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
23416         (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
23417         Delete.
23418         (stack probe test): Use cbranchdi4.
23419         * config/alpha/predicates.md (alpha_cbranch_operator): New.
23421         * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
23422         * config/arc/arc.h (movsicc, movsfcc): Use it.
23423         (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
23424         (cbranchsi4, cstoresi4): New.
23425         (cmpsi, bCC and sCC expanders): Remove.
23427         * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
23428         * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
23429         * config/arm/predicates.md (arm_comparison_operator): Only include
23430         floating-point operators if there is a hardware floating-point unit.
23431         * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
23432         deferring to cbranch_cc and cstore_cc respectively.
23433         (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
23434         cbranch_cc, cstore_cc): New.
23435         (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
23436         arm_compare_op1.
23437         (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
23439         * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
23440         * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
23441         as an argument.
23442         (adjust_insn_length): Adjust calls.
23443         (avr_reorg): Handle (compare (foo) (const_int 0)).
23444         * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
23445         (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
23446         (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
23447         (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
23448         (bCC): Remove.
23449         (cbranchqi4, cbranchhi4, cbranchsi4): New.
23450         (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
23452         * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
23453         (cbranchsi4, cstorebi4, cstoresi4): New.
23454         (movbisi): This insn is duplicate, split it to zero_extend.
23455         * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
23456         (bfin_gen_compare): Do not use them.  Emit VOIDmode SET, not BImode.
23457         (bfin_optimize_loop): Use cbranch expander.
23458         * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
23459         * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
23460         (bfin_bimode_comparison_operator): ... this.
23461         (bfin_direct_comparison_operator): New.
23463         * config/cris/cris.c (cris_normal_notice_update_cc): Look
23464         inside (compare FOO (const_int 0)).
23465         (cris_rtx_costs): Handle ZERO_EXTRACT.
23466         * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
23467         (*tstdi_non_v32): Fold in *cmpdi_non_v32.
23468         (*tstdi_v32): Delete.
23469         (*cmpdi_non_v32): Add M alternative for operand 1.
23470         (cmpsi, cmp<mode>): Make private.
23471         (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
23472         with COMPARE.
23473         (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
23475         * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
23476         (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
23477         (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
23478         (cc_reg_operand): New.
23479         (any_cond): Delete.
23480         * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
23481         crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
23482         * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
23483         * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
23484         crx_expand_scond): Delete.
23486         * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
23487         (cbranchsi4): New.
23488         * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
23489         * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
23491         * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
23492         cstoresi4, cstoresf4, cstoredf4): New.
23493         (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
23494         * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23495         Receive the entire operands array.
23496         * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
23497         * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
23498         * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23499         Get test/op0/op1 from the operands array.
23500         (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
23502         * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
23503         (h8300_expand_store): New.
23504         * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
23505         (const_int 0)).
23506         (h8300_expand_branch): Emit compare here.  Adjust for new arguments.
23507         (h8300_expand_store): New.
23508         * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
23509         or do not try to produce (set (cc0) REG).
23510         (peepholes): Wrap arguments with COMPARE.  Add a peephole to
23511         change a compare into a move to a scratch register.  Disable some
23512         peepholes when comparing with zero.
23513         (tstsi, tsthi, tstsi, cmpqi): Make private.
23514         (cmphi): Delete.
23515         (bCC, sCC): Delete.
23516         (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
23517         cstoresi4): New.
23519         * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
23520         ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
23521         (ix86_emit_i387_log1p): Use gen_cbranchxf4.
23522         (ix86_emit_i387_log1p): Use cbranchxf2.
23523         (ix86_expand_setcc): Return void.
23524         * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
23525         * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
23526         cmp<MODEF>, cmpcc): Remove.
23527         (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
23528         cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
23529         cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
23530         (sCC and bCC expanders): Remove.
23531         (stack_protect_test): Use cbranchcc4.
23533         * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
23534         Delete.
23535         (ia64_expand_compare): Accept three rtx by reference and return void.
23536         * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
23537         (ia64_expand_compare): Replace op0/op1 with *op0/*op1.  Get code
23538         from *expr.  Update *expr with the BImode comparison to do.
23539         * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
23540         cmptf, bCC, sCC, conditional_trap): Delete.
23541         (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
23542         cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
23543         cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
23544         ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
23545         * config/ia64/predicates.md (ia64_cbranch_operator): New.
23547         * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
23548         type of last argument.
23549         * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
23550         (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
23551         use machine mode argument instead of branch_type.  Remove dead
23552         code for floating-point comparisons.
23553         * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
23554         * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
23555         Remove.
23556         (cbranchsi4, cstoresi4): New.
23557         * config/iq2000/predicates.md (reg_or_const_operand): New.
23559         * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
23560         * config/m32c/m32c.md (any_cond, gl_cond): Delete.
23561         (b<code>_op): Rewrite to...
23562         (bcc_op): ... this, using match_operator.
23563         (s<code>_op): Rewrite to...
23564         (scc_op): ... this, using match_operator.
23565         (s<code>_24_op): Rewrite to...
23566         (scc_op_24): ... this, using match_operator.
23567         (s<code>_<mode>): Rewrite to...
23568         (cstore<mode>4): ... this, using match_operator.
23569         (s<code>_<mode>_24): Rewrite to...
23570         (cstore<mode>4_24): ... this, using match_operator.
23571         * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
23572         m32c_unpend_compare, m32c_expand_scc): Delete.
23573         * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
23574         m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
23575         (m32c_expand_movcc): Change NE to EQ if necessary.
23576         (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
23578         * config/m32r/m32r-protos.h (gen_cond_store): New.
23579         * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
23580         (gen_cond_store): New, from sCC patterns.
23581         (m32r_expand_block_move): Use cbranchsi4.
23582         * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
23583         * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
23584         (cbranchsi4, cstoresi4): New.
23586         * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
23587         Delete.
23588         (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
23589         (m68hc11_notice_update_cc): Look into a compare with 0.
23590         * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
23591         Delete.
23592         * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
23593         cmphi, cmpqi, bCC): Delete.
23594         (cbranchsi4, cbranchhi4, cbranchqi4): New.
23595         (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
23596         bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
23597         sets with COMPARE.
23599         * config/m68k/predicates.md (m68k_cstore_comparison_operator,
23600         const0_operand, const1_operand, m68k_subword_comparison_operand): New.
23601         * config/m68k/constraints.md (H): New.
23602         * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
23603         the define_insn below.
23604         (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
23605         (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
23606         *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
23607         patterns): Wrap RHS with COMPARE.
23608         (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
23609         (*cmpdi_internal): Name this pattern.
23610         (cmpdi): Change to define_insn.
23611         (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
23612         cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
23613         (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
23614         predicate.
23615         (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
23616         sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
23617         (conditional_trap): Change to...
23618         (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
23619         (*conditional_trap): Use the ordered_comparison_operator and
23620         const1_operand predicates.
23621         * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
23622         (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
23623         (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
23624         * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
23626         * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
23627         mcore_modify_comparison, mcore_gen_compare_reg): Remove.
23628         (mcore_gen_compare): New.
23629         * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
23630         (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
23631         (mcore_gen_compare): ... this.
23632         * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
23633         (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
23634         (stack probe pattern): Use cbranchsi4.
23636         * config/mips/predicates.md (mips_cstore_operator): New.
23637         * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
23638         * config/mips/mips.md (any_cond): Delete.
23639         (conditional_trap): Rename to ctrap<GPR:mode>4.  Adjust predicates,
23640         always succeed.
23641         (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
23642         fixuns_truncsfdi2): Use cbranch patterns.
23643         (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
23644         (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
23645         Adjust call to mips_expand_conditional_branch.
23646         (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
23647         cstore<GPR:mode>4.
23648         * config/mips/mips-protos.h (mips_expand_conditional_branch,
23649         mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
23650         * config/mips/mips.c (cmp_operands): Delete.
23651         (mips_emit_compare): Get comparison operands from *op0/*op1.
23652         (mips_expand_scc): Get code/op0/op1/target from operands.  Assert
23653         that it succeeds.  Use op0/op1 instead of cmp_operands.
23654         (mips_expand_conditional_branch, mips_expand_conditional_move,
23655         mips_expand_conditional_trap): Likewise.
23656         (mips_block_move_loop): Use cbranch patterns.
23657         * config/mips/mips.h (cmp_operands): Delete.
23659         * config/mmix/mmix.c (mmix_valid_comparison): Delete.
23660         (mmix_gen_compare_reg): Just return a register in the right CC mode.
23661         * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
23662         * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
23663         (*cmpcc_folded): Rename to...
23664         (*cmpdi_folded): this.
23665         (*cmpcc): Rename to...
23666         (*cmps): ... this.
23667         (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
23668         (bCC): Remove.
23669         (cbranchdi4): New.
23670         (cbranchdf4): New.  Handle invalid comparisons here.
23671         * config/mmix/predicates.md (float_comparison_operator): New.
23673         * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
23674         zero_extract to be cheap in (compare (zero_extract) (const_int 0).
23675         * config/mn10300/mn10300.md (tst): Delete.
23676         (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
23677         Name these patterns and wrap RHS in a compare.
23678         (*cmpsi): Make this pattern private.  Include tst.
23679         (*cmpsf): Make this pattern private.
23680         (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
23681         (compare with zero peepholes): Likewise.
23682         (bCC): Remove.
23683         (cbranchsi4, cbranchsf4): New.
23684         (casesi): Use cbranchsi4.
23686         * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
23687         hppa_branch_type): Delete.
23688         (return_addr_rtx): Use cbranchsi4.
23689         (emit_bcond_fp): Accept all operands.  Replace CODE with NE.
23690         Emit CCFPmode comparison here.
23691         (gen_cmp_fp): Delete, now part of emit_bcond_fp.
23692         * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
23693         hppa_branch_type): Delete.
23694         * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
23695         (movsicc, movdicc): Remove references to hppa_compare_op0,
23696         hppa_compare_op1 and compare_from_rtx.
23697         (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
23698         (casesi): Use cbranchsi4.
23700         * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
23701         * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
23702         * config/pdp11/pdp11.md (register_or_const0_operand): New.
23703         (cmpdf, cmphi, cmpqi): Make private.  Add tst alternatives.
23704         (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
23705         (bCC): Delete.
23706         (cbranchdf4, cbranchhi4, cbranchqi4): New.
23707         (*branch, *branch_inverted): New.
23709         * config/picochip/picochip.md (cbranchhi4): Use
23710         ordered_comparison_operator.
23711         (cmphi, bCC): Remove.
23713         * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
23714         (trap_comparison_operator): Delete.
23715         * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
23716         rs6000_emit_cbranch): Accept mode and operands.
23717         * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
23718         rs6000_compare_fp_p): Delete.
23719         (rs6000_generate_compare): Accept mode and comparison.  Extract code
23720         and op0/op1 from there.  Replace references to rs6000_compare_op0
23721         and rs6000_compare_op1.
23722         (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
23723         extract result from passed operands.
23724         (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
23725         extract loc from passed operands.
23726         (rs6000_emit_cmove): Likewise.
23727         * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
23728         rs6000_compare_fp_p): Delete.
23729         * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
23730         (cbranch<GPR>4, cbranch<FP>4): New.
23731         (cstore<mode>4): New.  Consolidate here all choices about when to use
23732         portable or specialized sCC sequences.
23733         (stack_protect_test): Use cbranchsi4.
23734         (conditional_trap): Replace with ctrap<GPR>4.
23735         (conditional trap insn): Replace trap_comparison_operator with
23736         ordered_comparison_operator.
23738         * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
23739         (s390_emit_prologue): Use ctrap.
23740         * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
23741         * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
23742         New predicates replacing...
23743         * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
23744         (cmp<GPR>, cmp<FP>, cmpcc): Delete.
23745         (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
23746         (add<mode>cc): Do not use s390_compare_op0/op1.
23747         (s<code>): Change to...
23748         (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
23749         (seq): Change to...
23750         (cstorecc4): ... this.  Handle EQ or NE equally.
23751         (*sne): Un-privatize for use in cstorecc4.
23752         (b<code>): Change to...
23753         (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
23754         (conditional_trap): Replace with...
23755         (ctrap<GPR>4, ctrap<FP>4): ... these.
23756         (stack_protect): Use cbranchcc4.
23758         * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
23759         * config/score/score-protos.h (score_gen_cmp): Delete.
23760         * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
23761         (score_block_move-loop): Use cbranchsi4.
23762         * config/score/score.md (cbranchsi4): New.
23763         (cmpsi, bCC): Delete.
23764         * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
23765         (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23766         * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
23767         (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23768         * config/score/score3.h (score3_gen_cmp): Delete.
23769         * config/score/score7.h (score7_gen_cmp): Delete.
23771         * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
23772         (sh_emit_scc_to_t): ... this.  Return void.
23773         (from_compare): Rename to...
23774         (sh_emit_compare_and_branch): ... this.
23775         (sh_emit_compare_and_set): New.
23776         (sh_expand_t_scc): Accept operands.
23777         * config/sh/predicates.md (sh_float_comparison_operator): New.
23778         * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
23779         (prepare_scc_operands): Rename to...
23780         (sh_emit_scc_to_t): ... this.  Return void.  Get op0/op1 from
23781         arguments.
23782         (sh_emit_cheap_store_flag): New.
23783         (sh_emit_set_t_insn): New.
23784         (from_compare): Rename to...
23785         (sh_emit_compare_and_branch): ... this.  Accept mode.  Rewrite
23786         handling of TARGET_SH2E floating point to avoid recursive call.
23787         Generate branch here.
23788         (sh_emit_compare_and_set): New.
23789         (sh_expand_t_scc): Get op0/op1 from arguments.
23790         (sh_emit_cheap_store_flag): New.
23791         * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
23792         cases.
23793         (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
23794         (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
23795         (movsicc, movdicc): Do nothing when it recreated operands from
23796         sh_compare_*. Use sh_emit_cheap_store_flag.  Adjust call to
23797         prepare_scc_operands (now sh_emit_scc_to_t).
23798         (udivdi3): Use cstoresi4.
23799         (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
23800         bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
23801         (cbranchint4_media, cbranchfp4_media): New.
23802         (casesi): Use cbranchdi4.
23803         (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
23804         Delete.
23805         (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
23806         (movnegt): Remove second operand.
23807         (cbranchsf4, cbranchdf4): New.
23808         (stack_protect): Use cbranchdi4/cbranchsi4.
23810         * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
23811         (gen_compare_reg): Accept comparison, extract part of it to...
23812         (gen_compare_reg_1): ... this.
23813         (gen_compare_operator): Delete.
23814         (gen_v9_scc): Accept separate destination, comparison code and arms.
23815         Do not use sparc_compare_op0/sparc_compare_op1.
23816         (emit_scc_insn, emit_conditional_branch_insn): New.
23817         (emit_v9_brxx): Make static.  Remove useless assertion.
23818         (sparc_emit_float_lib_cmp): Return RTL instead of calling
23819         emit_cmp_insn.
23820         (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23821         * config/sparc/sparc-protos.h (gen_compare_reg,
23822         sparc_emit_float_lib_cmp): Adjust prototype.
23823         (emit_scc_insn, emit_conditional_branch_insn): New.
23824         (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23825         * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23826         * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23827         iterators to the top.
23828         (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23829         snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23830         snedi_special_trunc): Delete.
23831         (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23832         and snedi_special_trunc.
23833         (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23834         cbranchdi4, cbranch<F:mode>4): New.
23835         (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23836         here.  Use gen_compare_reg instead of gen_compare_operator.
23837         (conditional_trap): Replace with...
23838         (ctrapsi4, ctrapdi4): ... this.
23839         (stack_protect_test): Use cbranchcc4.
23841         * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23842         argument to rtx.
23843         * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23844         (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23845         Change spu_compare_op0/op1 to op0/op1 throughout.  Get target
23846         from operands[0] or operands[3] depending on is_set.
23847         * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23848         * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23849         cmpdf, bCC), sCC: Remove.
23850         (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23851         cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23852         cstoredf4): New.
23853         (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23854         spu_emit_branch_or_set.
23856         * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23857         Add two arguments.
23858         * config/stormy16/stormy16.h (xstormy16_compare_op0,
23859         xstormy16_compare_op1): Delete.
23860         * config/stormy16/stormy16.c (xstormy16_compare_op0,
23861         xstormy16_compare_op1): Delete.
23862         (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23863         Adjust calls.
23864         * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23865         (cmphi, cmpsi, bCC): Remove.
23867         * config/v850/v850.md (tstsi, cmpsi): Fold into...
23868         (*cmpsi): ... this one.
23869         (cbranchsi4, cstoresi4): New.
23870         (bCC expanders): Delete.
23871         (sCC insns): Fold into...
23872         (*setcc): ... this one.
23873         (casesi): Do not use gen_cmpsi and gen_bgtu.
23874         (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23875         (movsicc): Simplify.
23876         * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23878         * config/vax/vax-protos.h (cond_name): New.
23879         (vax_output_conditional_branch): Remove.
23880         * config/vax/vax.c (cond_name): New.
23881         (vax_output_conditional_branch): Remove.
23882         * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23883         * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23884         (cmp<VAXint>, cmp<VAXfp>): Privatize.  Add constraints for tst.
23885         (bit<VAXint>): Wrap source with (compare).
23886         (b<code> and following unnamed pattern): Rename to *branch and
23887         *branch_reversed.  Change macroization to match_operator.
23888         (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23890         * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23891         * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23892         Change last argument to machine_mode.
23893         (xtensa_expand_scc): Add machine_mode argument.
23894         * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23895         (gen_conditional_move, xtensa_expand_conditional_branch,
23896         xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23897         instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23898         Adjust operand numbers.
23899         * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23900         Delete.
23901         * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23902         (cmpsi, cmpsf, b<code>, s<code>): Delete.
23903         (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23905 2009-05-12  Paolo Bonzini  <bonzini@gnu.org>
23907         * optabs.c (prepare_cmp_insn): Temporarily disable test that
23908         causes spurious differences between trunk and cond-optab branch.
23910 2009-05-12  Alexandre Oliva  <aoliva@redhat.com>
23912         PR target/37137
23913         * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23915 2009-05-12  Alexandre Oliva  <aoliva@redhat.com>
23917         * tree.c (iterative_hash_pointer): Delete.
23918         (iterative_hash_expr): Short-circuit handling of NULL pointer.
23919         Hash UIDs and versions of SSA names.  Don't special-case built-in
23920         function declarations.
23922 2009-05-11  Ian Lance Taylor  <iant@google.com>
23924         PR bootstrap/40103
23925         * graphite.c: Force -Wc++-compat to only be a warning before
23926         #including "cloog/cloog.h".
23928 2009-05-11  Martin Jambor  <mjambor@suse.cz>
23930         * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23932 2009-05-11  Jan Hubicka  <jh@suse.cz>
23934         * tree-ssa-loop-ivcanon.c: Include target.h
23935         (struct loop_size): new structure.
23936         (constant_after_peeling): New predicate.
23937         (tree_estimate_loop_size): New function.
23938         (estimated_unrolled_size): Rewrite for new estimates.
23939         (try_unroll_loop_completely): Use new estimates.
23940         * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23942 2009-05-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
23944         * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23945         libcpp interface change.
23946         (spu_macro_to_expand): Likewise.
23948 2009-05-11  Paolo Bonzini  <bonzini@gnu.org>
23950         PR tree-optimization/40026
23951         * gimplify.c (gimplify_init_constructor): Change initial conditional
23952         to assertion.  Rewrite TREE_OPERAND (*expr_p, 1) after
23953         optimize_compound_literals_in_ctor.
23955 2009-05-11  Nathan Sidwell  <nathan@codesourcery.com>
23957         * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23958         New devices.
23959         * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23961 2009-05-11  H.J. Lu  <hongjiu.lu@intel.com>
23963         * tree-vect-data-refs.c (vect_analyze_group_access): Use
23964         HOST_WIDE_INT for gap.
23966 2009-05-11  Ira Rosen  <irar@il.ibm.com>
23968         PR tree-optimization/40074
23969         * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23970         account in group size and step comparison.
23972 2009-05-11  Richard Guenther  <rguenther@suse.de>
23974         * passes.c (init_optimization_passes): Strip now incorrect comment.
23975         (execute_function_todo): Do not set PROP_alias.
23976         * tree-pass.h (PROP_alias): Remove.
23977         * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23978         * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23979         * tree-nrv.c (pass_return_slot): Likewise.
23980         * tree-object-size.c (pass_object_sizes): Likewise.
23981         * tree-ssa-dom.c (pass_dominator): Likewise.
23982         (pass_phi_only_cprop): Likewise.
23983         * tree-ssa-dse.c (pass_dse): Likewise.
23984         * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23985         (pass_cselim): Likewise.
23986         * tree-ssa-pre.c (pass_pre): Likewise.
23987         (pass_fre): Likewise.
23988         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23989         * tree-ssa-sink.c (pass_sink_code): Likewise.
23990         * tree-stdarg.c (pass_stdarg): Likewise.
23991         * tree-tailcall.c (pass_tail_calls): Likewise.
23992         * tree-vrp.c (pass_vrp): Likewise.
23994 2009-05-10  Ian Lance Taylor  <iant@google.com>
23996         * basic-block.h (enum profile_status): Break out of struct
23997         control_flow_graph.
23998         * cgraph.h (struct inline_summary): Break out of struct
23999         cgraph_local_info.
24000         * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
24001         of struct cgraph_order_sort.
24002         * combine.c (enum undo_kind): New enum, broken out of struct undo.
24003         * cse.c (struct branch_path): Break out of struct
24004         cse_basic_block_data.
24005         * except.h (enum eh_region_type): Break out of struct eh_region.
24006         * gcc.c (enum add_del): Break out of struct modify_target.
24007         * genrecog.c (enum decision_type): Break out of struct decision_test.
24008         * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
24009         ggc_pch_data.
24010         * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
24011         * regmove.c (enum match_use): New enum, broken out of struct match.
24012         * sched-int.h (enum post_call_group): New enum, broken out of
24013         struct deps.
24014         (struct deps_reg): Break out of struct deps.
24015         * target.h (struct asm_int_op): Break out of struct gcc_target.
24016         * tree-eh.c (struct goto_queue_node): Break out of struct
24017         leh_tf_state.
24018         * tree-inline.h (enum copy_body_cge_which): Break out of
24019         copy_body_data.
24020         * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
24022         * c-decl.c (in_struct, struct_types): New static variables.
24023         (pushtag): Add loc parameter.  Change all callers.
24024         (lookup_tag): Add ploc parameter.  Change all callers.
24025         (check_compound_literal_type): New function.
24026         (parser_xref_tag): Add loc parameter.  Change all callers.  If
24027         -Wc++-compat, warn about struct/union/enum types defined within a
24028         struct or union.
24029         (start_struct): Add enclosing_in_struct, enclosing_struct_types,
24030         and loc parameters.  Change all callers.  Change error calls to
24031         error_at, using loc.  For a redefinition, if the location of the
24032         original definition is known, report it.  Set in_struct and
24033         struct_types.  If -Wc++-compat warn if in sizeof, typeof, or alignof.
24034         (finish_struct): Add new parameters enclosing_in_struct and
24035         enclosing_struct_types.  Change all callers.  Set
24036         C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
24037         in the struct.  If in a struct, add this struct to struct_types.
24038         (start_enum): Add loc parameter.  Change all callers.  Use
24039         error_at for errors, using loc.  For a redefinition, if the
24040         location of the original definition is known, report it.  If in a
24041         struct, add this enum type to struct_types.  If -Wc++-compat warn
24042         if in sizeof, typeof, or alignof.
24043         * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
24044         (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
24045         (c_parser_enum_specifier): Get enum location for start_enum.
24046         (c_parser_struct_or_union_specifier): Get struct location for
24047         start_struct.  Save in_struct and struct_types status between
24048         start_struct and finish_struct.
24049         (c_parser_cast_expression): Get location of cast.
24050         (c_parser_alignof_expression): Get location of type.
24051         (c_parser_postfix_expression): Likewise.
24052         (c_parser_postfix_expression_after_paren_type): Add type_loc
24053         parameter.  Change all callers.  Call check_compound_literal_type.
24054         Use type_loc for error about variable size type.
24055         * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
24056         of an enum constant from an enum type defined in a struct or union.
24057         (c_cast_expr): Add loc parameter.  Change all callers.  If
24058         -Wc++-compat, warn about defining a type in a cast.
24059         * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
24060         (start_enum, start_struct, finish_struct): Update declarations.
24061         (parser_xref_tag, c_cast_expr): Update declarations.
24062         (check_compound_literal_type): Declare.
24064 2009-05-11  Ben Elliston  <bje@au.ibm.com>
24066         * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
24067         for recent libcpp interface change.
24068         (rs6000_macro_to_expand): Likewise.
24070 2009-05-10  Michael Matz  <matz@suse.de>
24072         PR target/40031
24073         * config/arm/arm.c (require_pic_register): Emit on entry edge,
24074         not at entry of function.
24076 2009-05-10  Richard Guenther  <rguenther@suse.de>
24078         PR tree-optimization/40081
24079         Revert
24080         * tree-sra.c (instantiate_element): Instantiate scalar replacements
24081         using the main variant of the element type.  Do not fiddle with
24082         TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
24084         * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
24085         structs with volatile fields.
24087 2009-05-10  Jan Hubicka  <jh@suse.cz>
24089         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
24090         (estimate_move_cost): Assert that it does not get called for
24091         VOID_TYPE_P.
24092         (estimate_num_insns): Skip VOID types in argument handling.
24093         (optimize_inline_calls): Delete unreachable blocks and verify that
24094         callgraph is valid.
24096 2009-05-10  Jan Hubicka  <jh@suse.cz>
24098         * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
24099         * cgraph.c (cgraph_mark_address_taken_node): New function.
24100         (dump_cgraph_node): Dump new flag.
24101         * cgraph.h (struct cgraph_node): Add address_taken.
24102         (cgraph_mark_address_taken_node): New function.
24103         * ipa.c (cgraph_postorder): Prioritize functions with address taken
24104         since new direct calls can be born.
24106 2009-05-10  Joseph Myers  <joseph@codesourcery.com>
24108         * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
24109         tok->val.node.node.
24111 2009-05-10  Jan Hubicka  <jh@suse.cz>
24113         PR middle-end/40084
24114         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
24115         argument; rewrite.
24116         (cgraph_update_edges_for_call_stmt): Take old_decl argument.
24117         * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
24118         * tree-inline.c (copy_bb): Set frequency correctly.
24119         (fold_marked_statements): Update call to
24120         cgraph_update_edges_for_call_stmt.
24122 2009-05-10  Joseph Myers  <joseph@codesourcery.com>
24124         * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
24125         identifiers in diagnostics.
24126         * config/arm/arm.c (arm_handle_fndecl_attribute,
24127         arm_handle_isr_attribute): Likewise.
24128         * config/avr/avr.c (avr_handle_progmem_attribute,
24129         avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
24130         * config/bfin/bfin.c (handle_int_attribute,
24131         bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
24132         bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
24133         bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
24134         Likewise.
24135         * config/darwin.c (darwin_handle_kext_attribute,
24136         darwin_handle_weak_import_attribute): Likewise.
24137         * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
24138         h8300_handle_eightbit_data_attribute,
24139         h8300_handle_tiny_data_attribute): Likewise.
24140         * config/i386/i386.c (ix86_handle_cconv_attribute,
24141         ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
24142         * config/i386/winnt.c (ix86_handle_shared_attribute,
24143         ix86_handle_selectany_attribute): Likewise.
24144         * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
24145         * config/m32c/m32c.c (function_vector_handler): Likewise.
24146         * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
24147         m68hc11_handle_fntype_attribute): Likewise.
24148         * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
24149         * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
24150         * config/mips/mips.c (mips_insert_attributes,
24151         mips_merge_decl_attributes, mips_expand_builtin): Likewise.
24152         * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
24153         rs6000_handle_struct_attribute): Likewise.
24154         * config/sh/sh.c (sh_insert_attributes,
24155         sh_handle_resbank_handler_attribute,
24156         sh_handle_interrupt_handler_attribute,
24157         sh2a_handle_function_vector_handler_attribute,
24158         sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
24159         Likewise.
24160         * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
24161         * config/spu/spu.c (spu_handle_fndecl_attribute,
24162         spu_handle_vector_attribute): Likewise.
24163         * config/stormy16/stormy16.c
24164         (xstormy16_handle_interrupt_attribute): Likewise.
24165         * config/v850/v850-c.c (ghs_pragma_section): Likewise.
24166         * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
24168 2009-05-10  Joseph Myers  <joseph@codesourcery.com>
24170         * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
24171         (pp_translate_identifiers): New.
24172         (pp_identifier): Only conditionally translate identifier to locale
24173         character set.
24174         * pretty-print.c (pp_construct): Set pp_translate_identifiers.
24175         (pp_base_tree_identifier): Only conditionally translate identifier
24176         to locale character set.
24177         * c-pretty-print.c (M_): Define.
24178         (pp_c_type_specifier, pp_c_primary_expression): Mark English
24179         fragments for conditional translation with M_.
24180         * tree-pretty-print.c (maybe_init_pretty_print): Disable
24181         identifier translation.
24183 2009-05-10  Richard Guenther  <rguenther@suse.de>
24185         PR tree-optimization/40081
24186         * tree-sra.c (instantiate_element): Instantiate scalar replacements
24187         using the main variant of the element type.  Do not fiddle with
24188         TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
24190 2009-05-09  Jan Hubicka  <jh@suse.cz>
24192         PR middle-end/40080
24193         * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
24194         indirect calls; verify cgraph afterwards.
24196 2009-05-09  Jan Hubicka  <jh@suse.cz>
24198         PR bootstrap/40082
24199         * ipa.c (update_inlined_to_pointer): New function.
24200         (cgraph_remove_unreachable_nodes): Use it.
24202 2009-05-09  Jan Hubicka  <jh@suse.cz>
24204         * tree-eh.c (struct leh_state): Remove prev_try.
24205         (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
24206         not track prev_try.
24207         * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
24208         copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
24209         remove_eh_handler_and_replace, foreach_reachable_handler,
24210         verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
24211         * except.h (struct eh_region): Remove eh_region_u_cleanup.
24212         (gen_eh_region_cleanup): Update prototype.
24214 2009-05-09  Jan Hubicka  <jh@suse.cz>
24216         PR middle-end/40043
24217         * except.c (copy_eh_region): Always set prev_try.
24218         (redirect_eh_edge_to_label): Find outer try.
24219         (foreach_reachable_handler): When looking for prev try
24220         handle case where previous try is not going to be taken.
24222 2009-05-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
24224         PR tree-optimization/40049
24225         * tree-vect-stmts.c (vectorizable_operation): If the machine has
24226         only vector/vector shifts, convert the type of the constant to the
24227         appropriate type to avoid building incorrect trees, which
24228         eventually have problems with garbage collection.
24230 2009-05-08  Joseph Myers  <joseph@codesourcery.com>
24232         * fold-const.c (fold_binary): Do not fold multiplication by 1 or
24233         -1 for complex floating-point types if honoring signed zeros.
24235 2009-05-08  Jan Hubicka  <jh@suse.cz>
24237         * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
24238         argument; handle correctly when profile is absent.
24239         (build_cgraph_edges): Update.
24240         (rebuild_cgraph_edges): Update.
24241         * cgraph.c: Do not include varray.h.
24242         (cgraph_set_call_stmt_including_clones): New function.
24243         (cgraph_create_edge_including_clones): Likewise
24244         (cgraph_update_edges_for_call_stmt_node): New static cfunction.
24245         (cgraph_update_edges_for_call_stmt): Handle clones.
24246         (cgraph_remove_node): Handle clone tree.
24247         (cgraph_remove_node_and_inline_clones): New function.
24248         (dump_cgraph_node): Dump clone tree.
24249         (cgraph_clone_node): Handle clone tree.
24250         (clone_function_name): Bring here from tree-inline.c.
24251         (cgraph_create_virtual_clone): New function.
24252         * cgraph.h (ipa_replace_map): Move here from ipa.h.
24253         (cgraph_clone_info): New function.
24254         (strut cgraph_node): Add clone_info and new clone tree pointers.
24255         (cgraph_remove_node_and_inline_clones,
24256         cgraph_set_call_stmt_including_clones,
24257         cgraph_create_edge_including_clones,
24258         cgraph_create_virtual_clone): Declare.
24259         (cgraph_function_versioning): Use VEC argument.
24260         (compute_call_stmt_bb_frequency): Update prototype.
24261         (cgraph_materialize_all_clones): New function.
24262         * ipa-cp.c (ipcp_update_cloned_node): Remove.
24263         (ipcp_create_replace_map): Update to VECtors.
24264         (ipcp_update_callgraph): Use virtual clones.
24265         (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
24266         (ipcp_update_profiling): Do not update local profiling.
24267         (ipcp_insert_stage): Use VECtors and virtual clones.
24268         * cgraphunit.c (verify_cgraph_node): Verify clone tree.
24269         (clone_of_p): New function.
24270         (cgraph_preserve_function_body_p): Use clone tree.
24271         (cgraph_optimize): Materialize clones.
24272         (cgraph_function_versioning): Update for VECtors.
24273         (save_inline_function_body): Use clone tree.
24274         (cgraph_materialize_clone): New function.
24275         (cgraph_materialize_all_clones): Likewise.
24276         * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
24277         * ipa.c: Include gimple.h.
24278         (cgraph_remove_unreachable_nodes): Use clone tree.
24279         * ipa-prop.c (ipa_note_param_call): Update call to
24280         compute_call_stmt_bb_frequencycall.
24281         * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
24282         * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
24283         (copy_bb): Handle updating of clone tree; add new edge when new call
24284         appears.
24285         (expand_call_inline): Be strict about every call having edge.
24286         (clone_fn_id_num, clone_function_name): Move to cgraph.c.
24287         (delete_unreachable_blocks_update_callgraph): New function.
24288         (tree_function_versioning): Use VECtors; always remove unreachable
24289         blocks and fold conditionals.
24290         * tree-inline.h: Do not include varray.h.
24291         (tree_function_versioning): Remove.
24292         * Makefile.in (GTFILES): Remove tree-inline.c
24293         * passes.c (do_per_function): Do only functions having body.
24294         * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
24295         tree.
24297 2009-05-08  H.J. Lu  <hongjiu.lu@intel.com>
24298             Andrew Morrow  <acm@google.com>
24300         PR c/36892
24301         * c-common.c (c_common_attribute_table): Permit deprecated
24302         attribute to take an optional argument.
24303         (handle_deprecated_attribute): If the optional argument to
24304         __attribute__((deprecated)) is not a string ignore the attribute
24305         and emit a warning.
24307         * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
24308         * c-typeck.c (build_component_ref): Likewise.
24309         (build_external_ref): Likewise.
24311         * toplev.c (warn_deprecated_use): Add an attribute argument.
24312         Emit the message associated with __attribute__((deprecated)).
24314         * toplev.h (warn_deprecated_use): Updated.
24316         * doc/extend.texi: Document new optional parameter to
24317         __attribute__((deprecated))
24319 2009-05-08  Michael Eager <eager@eagercon.com>
24321         * config/rs6000/rs6000.md (*movdf_softfloat32): replace
24322         !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
24324 2009-05-08  Richard Guenther  <rguenther@suse.de>
24326         PR tree-optimization/40062
24327         * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
24328         Avoid exponential behavior.
24330 2009-05-08  Paolo Bonzini  <bonzini@gnu.org>
24332         PR rtl-optimization/33928
24333         PR 26854
24334         * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
24335         process_uses, build_single_def_use_links): New.
24336         (update_df): Update use_def_ref.
24337         (forward_propagate_into): Use get_def_for_use instead of use-def
24338         chains.
24339         (fwprop_init): Call build_single_def_use_links and let it initialize
24340         dataflow.
24341         (fwprop_done): Free use_def_ref.
24342         (fwprop_addr): Eliminate duplicate call to df_set_flags.
24343         * df-problems.c (df_rd_simulate_artificial_defs_at_top,
24344         df_rd_simulate_one_insn): New.
24345         (df_rd_bb_local_compute_process_def): Update head comment.
24346         (df_chain_create_bb): Use the new RD simulation functions.
24347         * df.h (df_rd_simulate_artificial_defs_at_top,
24348         df_rd_simulate_one_insn): New.
24349         * opts.c (decode_options): Enable fwprop at -O1.
24350         * doc/invoke.texi (-fforward-propagate): Document this.
24352 2009-05-08  Joseph Myers  <joseph@codesourcery.com>
24354         PR c/24581
24355         * c-typeck.c (build_binary_op): Handle arithmetic between one real
24356         and one complex operand specially.
24357         * tree-complex.c (some_nonzerop): Do not identify a real value as
24358         zero if flag_signed_zeros.
24360 2009-05-08  Paolo Bonzini  <bonzini@gnu.org>
24362         PR rtl-optimization/33928
24363         * loop-invariant.c (record_use): Fix && vs. || mishap.
24365 2009-05-08  Paolo Bonzini  <bonzini@gnu.org>
24367         PR rtl-optimization/33928
24368         * loop-invariant.c (struct use): Add addr_use_p.
24369         (struct def): Add n_addr_uses.
24370         (struct invariant): Add cheap_address.
24371         (create_new_invariant): Set cheap_address.
24372         (record_use): Accept df_ref.  Set addr_use_p and update n_addr_uses.
24373         (record_uses): Pass df_ref to record_use.
24374         (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
24375         used only as such.
24377 2009-05-08  Kaz Kojima  <kkojima@gcc.gnu.org>
24379         * config/sh/sh.c: Do not include c-pragma.h.
24381 2009-05-07  Andrew Pinski  <andrew_pinski@playstation.sony.com>
24383         * config/spu/spu.c: Remove include of c-common.h.
24385 2009-05-07  Janis Johnson  <janis187@us.ibm.com>
24387         PR c/39037
24388         * c-common.h (mark_valid_location_for_stdc_pragma,
24389         valid_location_for_stdc_pragma_p, set_float_const_decimal64,
24390         clear_float_const_decimal64, float_const_decimal64_p): New.
24391         * c.opt (Wunsuffixed-float-constants): New.
24392         * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
24393         unsuffixed float constant, handle new warning.
24394         * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
24395         * c-decl.c (c_scope): New flag float_const_decimal64.
24396         (set_float_const_decimal64, clear_float_const_decimal64,
24397         float_const_decimal64_p): New.
24398         (push_scope): Set new flag.
24399         * c-parser.c (c_parser_translation_unit): Mark when it's valid
24400         to use STDC pragmas.
24401         (c_parser_external_declaration): Ditto.
24402         (c_parser_compound_statement_nostart): Ditto.
24403         * c-pragma.c (valid_location_for_stdc_pragma,
24404         mark_valid_location_for_stdc_pragma,
24405         valid_location_for_stdc_pragma_p, handle_stdc_pragma,
24406         handle_pragma_float_const_decimal64): New.
24407         (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
24408         * cp/semantics.c (valid_location_for_stdc_pragma_p,
24409         set_float_const_decimal64, clear_float_const_decimal64,
24410         float_const_decimal64_p): New dummy functions.
24411         * doc/extend.texi (Decimal Float): Remove statement that the
24412         pragma, and suffix for double constants, are not supported.
24413         * doc/invoke.texi (Warning Options): List new option.
24414         (-Wunsuffixed-float-constants): New.
24416 2009-05-08  Steven Bosscher  <steven@gcc.gnu.org>
24418         * config/i386/i386.c: Do not include c-common.h.
24420 2009-05-07  Mark Heffernan  <meheff@google.com>
24422         * doc/invoke.texi (Debugging Options): Document change of debugging
24423         dump location.
24424         * opts.c (decode_options): Make dump_base_name relative to
24425         aux_base_name directory.
24427 2009-05-07  Hariharan Sandanagobalane <hariharan@picochip.com>
24429         * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
24430         * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
24432 2009-05-07  Rafael Avila de Espindola  <espindola@google.com>
24434         * Makefile.in (install-plugin): Simplify a bit.
24436 2009-05-07  Paolo Bonzini  <bonzini@gnu.org>
24438         * Makefile.in (OBJS-common): Add regcprop.o.
24439         (regcprop.o): New.
24440         * timevar.def (TV_CPROP_REGISTERS): New.
24441         * regrename.c (regrename_optimize): Return 0.
24442         (rest_of_handle_regrename): Delete.
24443         (pass_rename_registers): Point to regrename_optimize.
24444         (struct value_data_entry, struct value_data,
24445         kill_value_one_regno, kill_value_regno, kill_value,
24446         set_value_regno, init_value_data, kill_clobbered_value,
24447         kill_set_value, kill_autoinc_value, copy_value,
24448         mode_change_ok, maybe_mode_change, find_oldest_value_reg,
24449         replace_oldest_value_reg, replace_oldest_value_addr,
24450         replace_oldest_value_mem, copyprop_hardreg_forward_1,
24451         debug_value_data, validate_value_data): Move...
24452         * regcprop.c: ... here.
24453         (rest_of_handle_cprop): Delete.
24454         (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
24456 2009-05-07  Jakub Jelinek  <jakub@redhat.com>
24458         PR middle-end/40057
24459         * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
24460         GEN_INT for 1 << bitnum.
24461         (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
24462         build_int_cst_type.
24464 2009-05-07  Uros Bizjak  <ubizjak@gmail.com>
24466         * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
24467         Remove wrong description of "nand" operation.
24469 2009-05-06  Richard Guenther  <rguenther@suse.de>
24470             Adam Nemet  <anemet@caviumnetworks.com>
24472         * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
24473         comment.  Add that if LHS is not a gimple register, then RHS1 has
24474         to be a single object (GIMPLE_SINGLE_RHS).
24476 2009-05-06  Adam Nemet  <anemet@caviumnetworks.com>
24478         * expr.c (get_def_for_expr): Move it up in the file.
24479         (store_field): When expanding a bit-field store, look at the
24480         defining gimple stmt for the masking conversion.
24482 2009-05-06  Janis Johnson  <janis187@us.ibm.com>
24484         PR middle-end/39986
24485         * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
24486         decode_decimal64, encode_decimal128, decode_decimal128): Avoid
24487         32-bit memcpy into long.
24489 2009-05-06  Jakub Jelinek  <jakub@redhat.com>
24491         * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
24492         (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
24493         new_reg_loc_descr.
24494         (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
24495         instead of appending DW_OP_deref*.
24497 2009-05-06  Michael Matz  <matz@suse.de>
24499         PR middle-end/40021
24500         * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
24501         (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
24503 2009-05-06  Rafael Avila de Espindola  <espindola@google.com>
24505         * Makefile.in (install-plugin): Fix srcdir handling.
24507 2009-05-06  Andrey Belevantsev  <abel@ispras.ru>
24509         * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
24510         when processing for not_regs_needed bitmap.
24511         * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
24512         handle TARGET_MEM_REF in lhs.  Check TMR_BASE for NULL while
24513         handling it for rhs.
24515 2009-05-06  H.J. Lu  <hongjiu.lu@intel.com>
24517         * config/i386/i386.md (unnamed inc/dec peephole): Use
24518         optimize_insn_for_size_p instead of optimize_size.
24519         * config/i386/predicates.md (incdec_operand): Likewise.
24520         (aligned_operand): Likewise.
24521         * config/i386/sse.md (divv8sf3): Likewise.
24522         (sqrtv8sf2): Likewise.
24524 2009-05-06  H.J. Lu  <hongjiu.lu@intel.com>
24526         * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
24528         * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
24530 2009-05-06  H.J. Lu  <hongjiu.lu@intel.com>
24532         * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
24533         ssemodesuffixf2c with avxmodesuffixf2c.
24535 2009-05-06  Joseph Myers  <joseph@codesourcery.com>
24537         PR c/40032
24538         * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
24540 2009-05-05  Jakub Jelinek  <jakub@redhat.com>
24542         * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
24543         (struct tree_base): Adjust spacing for 8 bit boundaries.
24544         (struct tree_decl_common): Add decl_by_reference_flag bit.
24545         (DECL_BY_REFERENCE): Adjust.
24546         * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
24547         print DECL_BY_REFERENCE bit.
24548         * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
24549         * dwarf2out.c (loc_by_reference, gen_decl_die): Check
24550         DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
24551         (gen_variable_die): Likewise.  Check TREE_PRIVATE/TREE_PROTECTED
24552         unconditionally.
24554         PR middle-end/39666
24555         * gimplify.c (gimplify_switch_expr): If case labels cover the whole
24556         range of the type, but default label is missing, add it with one
24557         of the existing labels instead of adding a new label for it.
24559 2009-05-05  Joseph Myers  <joseph@codesourcery.com>
24561         * dwarf.h: Remove.
24563 2009-05-05  Rafael Avila de Espindola  <espindola@google.com>
24565         * Makefile.in (enable_plugin, plugin_includedir): New.
24566         (install): Depend on install-plugin.
24567         (PLUGIN_HEADERS): New.
24568         (install-plugin): New.
24569         * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
24571 2009-05-05  Richard Guenther  <rguenther@suse.de>
24573         PR tree-optimization/40022
24574         * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
24575         the only vuse.
24576         (phivn_valid_p): Fix tuplification error, simplify.
24577         (phiprop_insert_phi): Add dumps.
24578         (propagate_with_phi): Simplify.
24580 2009-05-05  Richard Guenther  <rguenther@suse.de>
24582         PR middle-end/40023
24583         * builtins.c (gimplify_va_arg_expr): Properly build the address.
24585 2009-05-05  Shujing Zhao  <pearly.zhao@oracle.com>
24587         * tree.h (strip_float_extensions): Remove duplicate declaration.
24588         (build_low_bits_mask, debug_fold_checksum, expand_function_end,
24589         expand_function_start, stack_protect_prologue, stack_protect_epilogue,
24590         block_ultimate_origin): Rearrange the declarations line to match the
24591         comment that indicates the .c file which the functions are defined.
24592         (dwarf2out_*, set_decl_rtl): Add comment.
24593         (get_base_address): Adjust comment.
24594         (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
24595         declarations line and add comment.
24596         (is_builtin_name): Add blank after function name, for clarity.
24598 2009-05-04  Joseph Myers  <joseph@codesourcery.com>
24600         * attribs.c (decl_attributes): Use %qE for identifiers in
24601         diagnostics.
24602         * cgraphunit.c (verify_cgraph_node): Translate function names to
24603         locale character set in diagnostics.
24604         * coverage.c (get_coverage_counts): Use %qE for identifiers in
24605         diagnostics.
24606         * doc/invoke.texi (-finstrument-functions-exclude-function-list):
24607         Document that functions are named in UTF-8.
24608         * expr.c (expand_expr_real_1): Translate function names to locale
24609         character set in diagnostics.
24610         * gimplify.c (omp_notice_variable, omp_is_private,
24611         gimplify_scan_omp_clauses): Use %qE for identifiers in
24612         diagnostics.
24613         * langhooks.c (lhd_print_error_function): Translate function names
24614         to locale character set.
24615         * langhooks.h (decl_printable_name): Document that return value is
24616         in internal character set.
24617         * stmt.c: Include pretty-print.h
24618         (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
24619         diagnostics.
24620         (resolve_operand_name_1): Translate named operand name to locale
24621         character set.
24622         * stor-layout.c (finalize_record_size): Use %qE for identifiers in
24623         diagnostics.
24624         * toplev.c (announce_function): Translate function names to locale
24625         character set.
24626         (warn_deprecated_use): Use %qE for identifiers in diagnostics.
24627         (default_tree_printer): Use pp_identifier or translate identifiers
24628         to locale character set.  Mark "<anonymous>" for translation.
24629         * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
24630         for identifiers in diagnostics.
24631         * tree.c (handle_dll_attribute): Use %qE for identifiers in
24632         diagnostics.
24633         * varasm.c (output_constructor): Use %qE for identifiers in
24634         diagnostics.
24636 2009-05-04  Rafael Avila de Espindola  <espindola@google.com>
24638         * configure.ac: use ` ` instead of $()
24639         * configure: Regenerate.
24641 2009-05-05  Ben Elliston  <bje@au.ibm.com>
24643         * config/pa/linux-atomic.c: Eliminate conditional include of
24644         errno.h on non-LP64 systems to simplify build requirements.
24646 2009-05-04  Joseph Myers  <joseph@codesourcery.com>
24648         * c-common.c (handle_mode_attribute): Use %qE for identifiers in
24649         diagnostics.
24650         * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
24651         and pass value to identifier_to_locale.
24652         (warn_variable_length_array): Make name a tree.
24653         (grokdeclarator): Separate diagnostic texts for named and unnamed
24654         declarators.  Use %qE for named declarators.
24655         * c-parser.c (c_lex_one_token): Use %qE for identifiers in
24656         diagnostics.
24657         * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
24658         identifiers in diagnostics.
24659         * c-typeck.c (push_member_name, start_init): Pass identifiers to
24660         identifier_to_locale.  Mark "anonymous" strings for translation.
24662 2009-05-04  Michael Eager <eager@eagercon.com>
24664         * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
24665         address for DImode/DFmode only if double-precision FP regs.
24667 2009-05-04  Michael Eager <eager@eagercon.com>
24669         * config/rs6000/rs6000.c (rs6000_libcall_value): Add
24670         TARGET_SINGLE_FLOAT check.
24672 2009-05-04  Michael Eager <eager@eagercon.com>
24674         * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
24676 2009-05-04  Michael Eager <eager@eagercon.com>
24678         * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
24679         * config/rs6000/t-xilinx: New
24681 2009-05-04  Paolo Bonzini  <bonzini@gnu.org>
24683         * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
24684         * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
24685         * gcc/explow.c (memory_address): Use target hook.
24686         * gcc/targhooks.c (default_legitimize_address): New.
24687         * gcc/targhooks.h (default_legitimize_address): New.
24688         * gcc/target.h (legitimize_address): New.
24689         * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
24690         (TARGET_INITIALIZER): Include it.
24691         * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
24693         * config/bfin/bfin-protos.h (legitimize_address): Remove.
24694         * config/bfin/bfin.c (legitimize_address): Remove.
24695         * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
24696         * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
24697         Remove.
24698         * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
24699         * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
24701         * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
24702         THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
24703         * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
24704         * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
24705         * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
24706         * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
24707         * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
24708         * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
24709         * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
24710         * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
24711         * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
24712         * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
24713         * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
24714         * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
24715         * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
24716         * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
24717         * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
24718         * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
24719         * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
24720         * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
24721         * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
24722         * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
24723         * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
24725         * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
24726         * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
24727         * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
24728         * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
24729         * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
24730         * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
24731         * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
24732         * gcc/config/arm/arm-protos.h (arm_legitimize_address,
24733         (thumb_legitimize_address): Delete.
24734         * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
24735         * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
24736         * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
24737         * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
24738         * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
24739         * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
24740         Delete.
24741         * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
24742         Delete.
24744         * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
24745         * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
24746         * config/m32r/m32r.c (m32r_legitimize_address): New.
24747         * config/m68k/m68k.c (m68k_legitimize_address): New.
24748         * config/score/score.c (score_legitimize_address): Standardize.
24749         * config/score/score3.c (score3_legitimize_address): Standardize.
24750         * config/score/score3.h (score3_legitimize_address): Adjust.
24751         * config/score/score7.c (score7_legitimize_address): Standardize.
24752         * config/score/score7.h (score7_legitimize_address): Adjust.
24753         * config/sh/sh.c (sh_legitimize_address): New.
24754         * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
24756         * gcc/config/s390/s390.c (legitimize_address): Rename to...
24757         (s390_legitimize_address): ... this.
24758         * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
24759         (sparc_legitimize_address): ... this.
24760         * gcc/config/i386/i386.c (legitimize_address): Rename to...
24761         (ix86_legitimize_address): ... this.
24762         * gcc/config/avr/avr.c (legitimize_address): Rename to...
24763         (avr_legitimize_address): ... this.
24764         * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
24765         (mn10300_legitimize_address): ... this.
24766         * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
24767         (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
24768         (alpha_expand_mov): Adjust call.
24770         * config/frv/frv.c (frv_legitimize_address): Return x on failure.
24771         * config/spu/spu.c (spu_legitimize_address): Likewise.
24772         * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
24773         * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
24775 2009-05-04  Joseph Myers  <joseph@codesourcery.com>
24777         * intl.c (locale_encoding, locale_utf8): New.
24778         (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
24779         * intl.h (locale_encoding, locale_utf8): Declare.
24780         * pretty-print.c: Include ggc.h.  Include iconv.h if HAVE_ICONV.
24781         (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
24782         New.
24783         * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
24784         argument.
24785         (pp_tree_identifier): Define to call pp_base_tree_identifier.
24786         (pp_base_tree_identifier): Declare as function.
24787         (identifier_to_locale): Declare.
24788         * Makefile.in (pretty-print.o): Update dependencies.
24789         * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
24791 2009-05-04  Richard Guenther  <rguenther@suse.de>
24793         PR middle-end/40015
24794         * builtins.c (fold_builtin_memory_op): Do not decay to element
24795         type if the size matches the whole array.
24797 2009-05-04  Kazu Hirata  <kazu@codesourcery.com>
24799         * expmed.c (synth_mult): When trying out a shift, pass the result
24800         of a signed shift.
24802 2009-05-04  Kazu Hirata  <kazu@codesourcery.com>
24804         * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
24805         (shiftsub1_cost): New.
24806         (init_expmed): Compute shiftsub1_cost.
24807         (synth_mult): Optimize multiplications by constants of the form
24808         -(2^^m-1) for some constant positive integer m.
24810 2009-05-03  Richard Guenther  <rguenther@suse.de>
24812         PR c/39983
24813         * c-typeck.c (array_to_pointer_conversion): Do not built
24814         ADDR_EXPRs of arrays of pointer-to-element type.
24815         * c-gimplify.c (c_gimplify_expr): Revert change fixing
24816         up wrong ADDR_EXPRs after-the-fact.
24817         * c-common.c (strict_aliasing_warning): Strip pointer
24818         conversions for obtaining the original type.
24819         * builtins.c (fold_builtin_memset): Handle array types.
24820         (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24821         and array types
24823 2009-05-03  Richard Guenther  <rguenther@suse.de>
24825         PR middle-end/23329
24826         * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24827         Do not lose casts from array types with unknown extent to array
24828         types with known extent.
24829         * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24830         alias set compatibility.
24832 2009-05-03  Manuel López-Ibáñez  <manu@gcc.gnu.org>
24834         * flags.h (extra_warnings): Delete.
24835         * toplev.c (process_options): Handle Wuninitialized here.
24836         * opts.c (extra_warnings): Delete.
24837         (set_Wextra): Delete.
24838         (common_handle_option): -Wextra can be handled automatically.
24839         * c-opts.c (c_common_handle_option): Delete obsolete code.
24840         (c_common_post_options): Simplify comment.
24841         * common.opt (W): Add Var.
24842         (Wextra): Add Var.
24843         (Wuninitialized): Initialize to -1.
24845 2009-05-03  Adam Nemet  <anemet@caviumnetworks.com>
24846             Richard Guenther  <rguenther@suse.de>
24848         * expr.c (get_def_for_expr): New function.
24849         (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24850         SSA rather than trees.
24851         <MULT_EXPR>: Likewise.  Use subexp0 and subexp1 instead of
24852         TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24854 2009-05-03  Joseph Myers  <joseph@codesourcery.com>
24856         * c-common.c (reswords): Add _Imaginary.
24857         * c-common.c (enum rid): Add RID_IMAGINARY.
24859 2009-05-03  Paolo Bonzini  <bonzini@gnu.org>
24861         * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24862         Patch by Richard Guenther.
24864 2009-05-03  Anatoly Sokolov  <aesok@post.ru>
24866         * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24867         * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24868         * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24869         * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24870         * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24871         * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24872         * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24873         * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24874         * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24875         * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24876         * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24877         * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24878         * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24879         * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24880         * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24881         * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24882         * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24883         * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24885 2009-05-02  Richard Guenther  <rguenther@suse.de>
24887         PR tree-optimization/39940
24888         * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24889         doing so.
24891 2009-05-02  Richard Guenther  <rguenther@suse.de>
24893         PR middle-end/40001
24894         * tree-ssa.c (execute_update_addresses_taken): Properly check
24895         if we can mark a variable DECL_GIMPLE_REG_P.
24896         * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24897         back to the end of the function.
24898         (is_gimple_reg_type): Remove complex type special casing.
24899         * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24900         if not optimizing.
24902 2009-05-02  Ben Elliston  <bje@au.ibm.com>
24904         * doc/collect2.texi (Collect2): Document search path behaviour
24905         when configured with --with-ld.
24907 2009-05-02  Jan Hubicka  <jh@suse.cz>
24909         * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24910         parameter; update callers.
24911         (coalesce_cost_edge): EH edges are costier because they needs
24912         splitting even if not critical and even more costier when there are
24913         multiple EH predecestors.
24915 2009-05-02  Jan Hubicka  <jh@suse.cz>
24917         * except.c (remove_eh_handler_and_replace): Handle updating after
24918         removing TRY blocks.
24920 2009-05-02  Eric Botcazou  <ebotcazou@adacore.com>
24922         * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24924 2009-05-02  Steven Bosscher  <steven@gcc.gnu.org>
24926         * varasm.c: Do not include c-pragma.h.
24927         * attribs.c: Do not incude c-common.h.
24929 2009-05-01  Michael Matz  <matz@suse.de>
24931         * calls.c (initialize_argument_information): Handle SSA names like
24932         decls with a non MEM_P DECL_RTL.
24934 2009-05-01  Steven Bosscher  <steven@gcc.gnu.org>
24936         * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24937         * ipa-utils.c: Likewise.
24938         * ipa-type-escape.c: Likewise.
24939         * cgraphunit.c Do not include c-common.h.
24940         * ipa-pure-const.c: Likewise.
24941         * tree-if-conv.c: Likewise.
24942         * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24943         * ipa-struct-reorg.c: Likewise.
24944         * tree-nomudflap.c: Likewise.
24945         * tree-ssa-structalias.c: Likewise.
24947 2009-05-01  Steven Bosscher  <steven@gcc.gnu.org>
24949         * store-motion.c: Many cleanups to make this pass a first-class
24950         citizen instead of an appendix to gcse load motion.  Add TODO list
24951         to make this pass faster/cleaner/better.
24953         (struct ls_expr): Post gcse.c-split cleanups.
24954         Rename to st_expr.  Rename "loads" field to "antic_stores".  Rename
24955         "stores" field to "avail_stores".
24956         (pre_ldst_mems): Rename to store_motion_mems.
24957         (pre_ldst_table): Rename to store_motion_mems_table.
24958         (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24959         (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24960         (ldst_entry): Rename to st_expr_entry, update users.
24961         (free_ldst_entry): Rename to free_st_expr_entry, update users.
24962         (free_ldst_mems): Rename to free_store_motion_mems, update users.
24963         (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24964         update caller.
24965         (first_ls_expr): Rename to first_st_expr, update users.
24966         (next_ls_expr): Rename to next_st_expr, update users.
24967         (print_ldst_list): Rename to print_store_motion_mems.  Print names of
24968         fields properly for store motion instead of names inherited from load
24969         motion in gcse.c.
24970         (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24971         (LAST_AVAIL_CHECK_FAILURE): Explain what this is.  Undefine when we
24972         are done with it.
24974         (ae_kill): Rename to st_kill, update users.
24975         (ae_gen): Rename to st_avloc, update users.
24976         (transp): Rename to st_transp, update users.
24977         (pre_insert_map): Rename to st_insert_map, update users.
24978         (pre_delete_map): Rename to st_delete_map, update users.
24979         (insert_store, build_store_vectors, free_store_memory,
24980         one_store_motion_pass): Update for abovementioned changes.
24982         (gcse_subst_count, gcse_create_count): Remove.
24983         (one_store_motion_pass): New statistics counters "n_stores_deleted"
24984         and "n_stores_created", local variables.
24986         (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24987         use for_each_rtx.
24989         (regvec, compute_store_table_current_insn): Remove.
24990         (reg_set_info, reg_clear_last_set): Remove.
24991         (compute_store_table): Use DF caches instead of local dataflow
24992         solvers.
24994 2009-05-01  Joseph Myers  <joseph@codesourcery.com>
24996         * c-objc-common.c (c_tree_printer): Print identifiers with
24997         pp_identifier, not pp_string.  Mark "({anonymous})" for
24998         translation.
24999         * c-pretty-print.c (pp_c_ws_string): New.
25000         (pp_c_cv_qualifier, pp_c_type_specifier,
25001         pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
25002         pp_c_storage_class_specifier, pp_c_function_specifier,
25003         pp_c_attributes, pp_c_bool_constant, pp_c_constant,
25004         pp_c_primary_expression, pp_c_postfix_expression,
25005         pp_c_unary_expression, pp_c_shift_expression,
25006         pp_c_relational_expression, pp_c_equality_expression,
25007         pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
25008         use pp_string and pp_c_ws_string in place of pp_identifier and
25009         pp_c_identifier for non-identifiers.  Mark English strings for
25010         translation.
25011         * c-pretty-print.h (pp_c_ws_string): Declare.
25013 2009-04-30  Paul Pluzhnikov  <ppluzhnikov@google.com>
25014             Roland McGrath <roland@redhat.com>
25016         * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
25017         (ENABLE_LD_BUILDID): New configuration option.
25018         * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
25019         (LINK_BUILDID_SPEC): New macro.
25020         (init_spec): If defined, prepend it between LINK_EH_SPEC and
25021         link_spec.
25022         * doc/install.texi: Document --enable-linker-build-id option.
25023         * configure: Rebuild.
25024         * config.in: Rebuild.
25026 2009-04-30  Adam Nemet  <anemet@caviumnetworks.com>
25028         * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
25029         MIPS_GP_SAVE_AREA_SIZE): Define new macros.
25030         (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD.  Use
25031         MIPS_GP_SAVE_AREA_SIZE.
25032         * config/mips/mips.c (struct mips_frame_info): Update comment
25033         before arg_pointer_offset and hard_frame_pointer_offset.
25034         (mips_compute_frame_info): Update diagram before function: to
25035         correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
25036         indicate the position of frame_pointer_rtx with -fstack-protector and
25037         to show args_size.  Don't allocate cprestore area for leaf functions
25038         if FRAME_GROWS_DOWNWARD.  Use MIPS_GP_SAVE_AREA_SIZE to set
25039         cprestore_size.
25040         (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
25042 2009-04-30  Michael Matz  <matz@suse.de>
25044         PR tree-optimization/39955
25045         * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
25047 2009-04-30  Dave Korn  <dave.korn.cygwin@gmail.com>
25049         * ira.c (setup_cover_and_important_classes):  Use safe macro
25050         REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
25051         directly.
25052         * genpreds.c (write_tm_preds_h):  Output suitable definition of
25053         REG_CLASS_FOR_CONSTRAINT.
25055 2009-04-30  Rafael Avila de Espindola  <espindola@google.com>
25057         * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
25058         instead of an int.
25059         * bitmap.c (bitmap_descriptor): Likewise.
25060         * ggc-common.c (loc_descriptor): Likewise.
25061         * varray.c (varray_descriptor): Likewise.
25062         * vec.c (vec_descriptor): Likewise.
25064 2009-04-30  Eric Botcazou  <ebotcazou@adacore.com>
25066         * Makefile.in (dce.o): Add $(EXCEPT_H).
25067         * dce.c: Include except.h and delete redundant vector definitions.
25068         (deletable_insn_p): Return false for non-call insns that can throw
25069         if DF is running.
25071 2009-04-30  Steven Bosscher  <steven@gcc.gnu.org>
25073         * gcse.c (ae_gen): Remove.
25074         (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
25075         and make non-static function to make it available in store-motion.c.
25076         Update call sites with search-and-replace.
25077         (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
25078         extract_mentioned_regs, extract_mentioned_regs_helper,
25079         find_moveable_store, compute_store_table, load_kills_store, find_loads,
25080         store_killed_in_insn, store_killed_after, store_killed_before,
25081         build_store_vectors, insert_insn_start_basic_block, insert-store,
25082         remove_reachable_equiv_notes, replace_store_insn, delete_store,
25083         free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
25084         execute_rtl_store_motion, pass_rtl_store_motion): Move to...
25085         * store-motion.c: ...new file.  Also copy data structures from gcse.c
25086         and clean up to remove parts not used by store motion.
25087         * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
25088         * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
25090 2009-04-30  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
25092         PR target/38571
25093         * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
25094         when optimizing for size.
25096 2009-04-30  Hans-Peter Nilsson  <hp@axis.com>
25098         * gcse.c (gcse_constant_p): Fix typo in last change.
25100 2009-04-30  Rafael Avila de Espindola  <espindola@google.com>
25102         * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
25104 2009-04-30  Andreas Krebbel  <krebbel1@de.ibm.com>
25106         * gcse.c (gcse_constant_p): Make sure the constant is sharable.
25108 2009-04-29  James E. Wilson  <wilson@codesourcery.com>
25110         * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
25111         CONST_HIGH_PART result.
25113 2009-04-29  Anatoly Sokolov  <aesok@post.ru>
25115         * config/avr/avr.c (initial_elimination_offset): Rename to
25116         avr_initial_elimination_offset.
25117         (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
25118         change return type to bool.
25119         (avr_can_eliminate): New function.
25120         * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
25121         (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
25122         (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
25123         * config/avr/avr-protos.h (initial_elimination_offset): Rename to
25124         avr_initial_elimination_offset.
25125         (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
25126         (avr_initial_elimination_offset): Define.
25128 2009-04-29  Eric Botcazou  <ebotcazou@adacore.com>
25129             Steven Bosscher  <steven@gcc.gnu.org>
25131         PR rtl-optimization/39938
25132         * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
25133         * cfgrtl.c: Include insn-attr.h.
25134         (rest_of_pass_free_cfg): New function.
25135         (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
25136         * resource.c (init_resource_info): Remove call to df_analyze.
25138 2009-04-29  Richard Guenther  <rguenther@suse.de>
25140         PR target/39943
25141         * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
25142         allow conversion to signed integers.
25144 2009-04-29  Richard Guenther  <rguenther@suse.de>
25146         * tree-cfg.c (verify_gimple_assign_binary): Allow vector
25147         shifts of floating point vectors if the shift amount is
25148         a constant multiple of the element size.
25150 2009-04-29  Andreas Krebbel  <krebbel1@de.ibm.com>
25151             Michael Matz  <matz@suse.de>
25153         PR middle-end/39927
25154         PR bootstrap/39929
25155         * tree-outof-ssa.c (emit_partition_copy): New function.
25156         (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
25157         insert_part_to_rtx_on_edge): Perform the partition base var
25158         copy using emit_partition_copy.
25159         (insert_value_copy_on_edge): Convert constants to the right mode.
25160         (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
25161         (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
25163 2009-04-29  Bernd Schmidt  <bernd.schmidt@analog.com>
25165         * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
25166         scan backwards to try to find a constant to initialize it.
25168         * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
25169         insn before the loop_end instruction, don't look past labels.
25171 2009-04-29  Richard Guenther  <rguenther@suse.de>
25173         PR middle-end/39937
25174         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
25175         loose type conversions.
25176         (forward_propagate_addr_expr): Fix tuplification bug.  Remove
25177         stmts only if there are no uses of its definition.
25179 2009-04-29  Bernd Schmidt  <bernd.schmidt@analog.com>
25181         * config/bfin/bfin.h (splitting_loops): Declare.
25182         * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
25183         Reorder bit definitions to be ascending.
25184         (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
25185         * config/bfin/bfin.c (splitting_loops): New variable.
25186         (bfin_cpus): Add WA_LOAD_LCREGS as needed.
25187         (struct loop_info): Remove members INIT and LOOP_INIT.
25188         (bfin_optimize_loop): Don't set them.  Reorder the code that generates
25189         the LSETUP sequence.  Allow LC to be loaded from any register, but
25190         also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
25191         (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
25192         set to 1.
25193         * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
25194         of reload_completed.
25196         From Jie Zhang:
25197         * config/bfin/bfin.md (movsi_insn): Refine constraints.
25199 2009-04-29  Rafael Avila de Espindola  <espindola@google.com>
25201         * Makefile.in (PLUGIN_VERSION_H): New.
25202         (OBJS-common): Remove plugin-version.o.
25203         (plugin.o): Depend on (PLUGIN_VERSION_H).
25204         (plugin-version.o): Remove.
25205         * configure: Regenerate
25206         * configure.ac: Create plugin-version.h.
25207         * gcc-plugin.h (plugin_gcc_version): Remove.
25208         (plugin_default_version_check): Change signature.
25209         * plugin-version.c: Remove.
25210         * plugin.c: Include plugin-version.h.
25211         (str_plugin_gcc_version_name): Remove.
25212         (try_init_one_plugin): Pass gcc version to plugin_init.
25213         (plugin_default_version_check): Both gcc and plugin versions are now
25214         arguments.
25216 2009-04-29  Bernd Schmidt  <bernd.schmidt@analog.com>
25218         * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
25219         problematic last insns.  Test for TYPE_CALL rather than CALL_P.
25220         Remove special case testing for last insn of inner loops. Don't fail
25221         if the loop ends with a jump, emit an extra nop instead.
25223         * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
25224         DREGS rather than comparing directly.  Remove code that tries to
25225         account for latencies.
25227 2009-04-29  Richard Guenther  <rguenther@suse.de>
25229         PR tree-optimization/39941
25230         * tree-ssa-pre.c (eliminate): Schedule update-ssa after
25231         eliminating an indirect call.
25233 2009-04-29  Richard Guenther  <rguenther@suse.de>
25235         * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
25236         parameter.  Allow invariants as base if !require_lvalue.
25237         (verify_gimple_assign_single): Adjust.
25239 2009-04-29  Bernd Schmidt  <bernd.schmidt@analog.com>
25241         * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
25242         (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
25243         ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
25244         ssubhi3, ssaddhi3_parts and sssubhi3_parts.
25245         (flag_mulhi3_parts): Produce a HImode output rather than trying to set
25246         a VEC_SELECT.
25247         * config/bfin/bfin.c (bfin_expand_builtin,
25248         case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
25250 2009-04-28  Richard Guenther  <rguenther@suse.de>
25252         * tree-vect-loop.c (get_initial_def_for_induction): Use
25253         correct types for pointer increment.
25255 2009-04-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
25257         * toplev.c (print_version): Update GMP version string calculation.
25259 2009-04-28  Eric Botcazou  <ebotcazou@adacore.com>
25261         PR rtl-optimization/39938
25262         * resource.c (init_resource_info): Add call to df_analyze.
25264 2009-04-28  Uros Bizjak  <ubizjak@gmail.com>
25266         * config/alpha/alpha.md (usegp): Cast the result of
25267         alpha_find_lo_sum_using_gp to enum attr_usegp.
25268         * config/alpha/alpha.c (override_options): Remove end-of-structure
25269         marker element from cpu_table.  Use array size of cpu_table to handle
25270         -mcpu and -mtune options.
25271         (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
25273 2009-04-28  Joseph Myers  <joseph@codesourcery.com>
25275         * config.gcc (powerpc*-*-* | rs6000-*-*): Add
25276         rs6000/option-defaults.h to tm_file.  Support cpu_32, cpu_64,
25277         tune_32 and tune_64.
25278         * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
25279         support on PowerPC.
25280         * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
25281         * config/rs6000/option-defaults.h: ... here.  New file.
25282         (OPT_64, OPT_32): Define.
25283         (MASK_64BIT): Define to 0 if not already defined.
25284         (OPT_ARCH64, OPT_ARCH32): Define.
25285         (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
25286         and tune_64.
25288 2009-04-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
25290         * config/arm/arm.c (arm_override_options): Emit error on using
25291         fpa with AAPCS.
25293 2009-04-28  Uros Bizjak  <ubizjak@gmail.com>
25295         PR rtl-optimization/39914
25296         * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25297         registers for allocnos created from user-defined variables only
25298         when not optimizing.
25300 2009-04-28  Richard Guenther  <rguenther@suse.de>
25302         PR middle-end/39937
25303         * fold-const.c (fold_binary): Use distribute_real_division only
25304         on float types.
25306 2009-04-28  Steve Ellcey  <sje@cup.hp.com>
25308         * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
25309         add hpux-stdint.h to tm_file.
25310         (hppa[12]*-*-hpux11*): Ditto.
25311         (ia64*-*-hpux*): Ditto.
25312         * config/hpux-stdint.h: New.
25313         * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
25314         __STDC_EXT__ for all compiles.
25315         * config/pa/pa-hpux.h: Ditto.
25316         * config/pa/pa-hpux10.h: Ditto.
25317         * config/pa/pa-hpux11.h: Ditto.
25319 2009-04-28  Catherine Moore  <clm@codesourcery.com>
25321         * debug.h (set_name): Add comment.
25323 2009-04-28  Andrew Pinski  <pinskia@gmail.com>
25325         PR target/39929
25326         * config/darwin.c (machopic_gen_offset): Check
25327         currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
25328         * config/arm/arm.c (require_pic_register): Likewise.
25330 2009-04-28  Paolo Bonzini  <bonzini@gnu.org>
25332         * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
25333         m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
25334         m32c_promote_prototypes): Delete.
25336 2009-04-28  Michael Matz  <matz@suse.de>
25338         PR middle-end/39922
25339         * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
25340         constants.
25342 2009-04-28  Richard Guenther  <rguenther@suse.de>
25344         * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
25346 2009-04-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
25348         * config/arm/arm-cores.def: Add support for arm1156t2f-s.
25349         * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
25350         * config/arm/arm-tune.md: Regenerate.
25352 2009-04-28  Alexander Monakov  <amonakov@ispras.ru>
25354         * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
25355         block if there are complex incoming edges.
25356         (sel_merge_blocks): Remove useless assert.
25357         (sel_redirect_edge_and_branch): Check that edge was redirected.
25358         * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
25359         (sel_find_rgns): Delete declaration.
25360         * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
25361         the region when it is not a preheader.
25363 2009-04-28  Uros Bizjak  <ubizjak@gmail.com>
25365         PR c/39323
25366         * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
25368 2009-04-28  Richard Guenther  <rguenther@suse.de>
25370         * tree.h (SSA_NAME_VALUE): Remove.
25371         (struct tree_ssa_name): Remove value_handle member.
25372         * tree-vrp.c (execute_vrp): Initialize/free the value-handle
25373         array for jump threading.
25374         * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
25375         SSA_NAME_VALUEs.
25376         * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
25377         * tree-flow.h (threadedge_initialize_values): Declare.
25378         (threadedge_finalize_values): Likewise.
25379         * tree-ssa-threadedge.c (ssa_name_values): New global variable.
25380         (SSA_NAME_VALUE): Define.
25381         (threadedge_initialize_values): New function.
25382         (threadedge_finalize_values): Likewise.
25383         * tree-ssa-dom.c (ssa_name_values): New global variable.
25384         (SSA_NAME_VALUE): Define.
25385         (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
25387 2009-04-28  Ira Rosen  <irar@il.ibm.com>
25389         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
25390         Use REPORT_VECTORIZED_LOCATIONS instead
25391         REPORT_VECTORIZED_LOOPS.
25392         * tree-vectorizer.c (vect_verbosity_level): Make static.
25393         (vect_loop_location): Rename to vect_location.
25394         (vect_set_verbosity_level): Update comment.
25395         (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
25396         and vect_location.
25397         (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
25398         and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
25399         instead REPORT_UNVECTORIZED_LOOPS.
25400         * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
25401         and vect_loop_def to vect_external_def and vect_internal_def.
25402         (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
25403         and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
25404         REPORT_UNVECTORIZED_LOCATIONS.
25405         (enum vect_relevant): Update comment. Rename vect_unused_in_loop
25406         and vect_used_in_loop and to vect_unused_in_scope and
25407         vect_used_in_scope.
25408         (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
25409         (vect_verbosity_level): Remove declaration.
25410         (vect_analyze_operations): Likewise.
25411         (vect_analyze_stmt): Declare.
25412         * tree-vect-loop.c (vect_determine_vectorization_factor): Use
25413         REPORT_UNVECTORIZED_LOCATIONS.
25414         (vect_get_loop_niters): Fix indentation.
25415         (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
25416         (vect_analyze_loop_operations): New function.
25417         (vect_analyze_loop): Call vect_analyze_loop_operations instead of
25418         vect_analyze_operations.
25419         (vect_is_simple_reduction): Use new names.
25420         (vectorizable_live_operation, vect_transform_loop): Likewise.
25421         * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
25422         to specify whether the data references can be a part of interleaving
25423         chain.
25424         (vect_analyze_data_ref_dependence): Use new names.
25425         (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
25426         (vect_create_addr_base_for_vector_ref): Remove redundant code.
25427         * tree-vect-patterns.c (widened_name_p): Use new names.
25428         (vect_recog_dot_prod_pattern): Likewise.
25429         * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
25430         (process_use, vect_mark_stmts_to_be_vectorized,
25431         vect_model_simple_cost, vect_model_store_cost,
25432         vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
25433         vectorizable_call, vectorizable_conversion, vectorizable_assignment,
25434         vectorizable_operation, vectorizable_type_demotion,
25435         vectorizable_type_promotion, vectorizable_store, vectorizable_load,
25436         vectorizable_condition): Likewise.
25437         (vect_analyze_operations): Split into vect_analyze_loop_operations
25438         and ...
25439         (vect_analyze_stmt): ... new function.
25440         (new_stmt_vec_info): Use new names.
25441         (vect_is_simple_use): Use new names and fix comment.
25442         * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
25443         (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
25445 2009-04-28  Uros Bizjak  <ubizjak@gmail.com>
25447         PR target/39911
25448         * config/i386/i386.c (print_operand) ['Z']: Handle floating point
25449         and integer modes for x87 operands.  Do not ICE for unsupported size,
25450         generate error instead.  Generate error for unsupported operand types.
25451         ['z']: Do not handle HImode memory operands specially.  Warning
25452         for floating-point operands.  Fallthru to 'Z' for unsupported operand
25453         types.  Do not ICE for unsupported size, generate error instead.
25454         (output_387_binary_op): Use %Z to output operands.
25455         (output_fp_compare): Ditto.
25456         (output_387_reg_move): Ditto.
25458 2009-04-28  Ben Elliston  <bje@au.ibm.com>
25460         PR c++/35652
25461         Revert:
25463         2009-03-27  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
25465         * builtins.c (c_strlen): Do not warn here.
25466         * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25467         * c-common.c (pointer_int_sum): Take an explicit location.
25468         Warn about offsets out of bounds.
25469         * c-common.h (pointer_int_sum): Adjust declaration.
25471 2009-04-27  Ian Lance Taylor  <iant@google.com>
25473         * collect2.c (is_ctor_dtor): Change type of ret field in struct
25474         names to symkind.
25475         * dce.c (run_fast_df_dce): Change type of old_flags to int.
25476         * df-core.c (df_set_flags): Change return type to int.  Change
25477         type of old_flags to int.
25478         (df_clear_flags): Likewise.
25479         * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
25480         (df_get_conditional_uses): Likewise.
25481         * df.h (df_set_flags, df_clear_flags): Update declarations.
25482         * dwarf2out.c (struct indirect_string_node): Change type of form
25483         field to enum dwarf_form.
25484         (AT_string_form): Change return type to enum dwarf_form.
25485         * fixed-value.c (fixed_compare): Add cast to enum type.
25486         * fwprop.c (update_df): Change 0 to VOIDmode.
25487         * gensupport.c: Change 0 to UNKNOWN.
25488         * gimple.h (gimple_cond_code): Add cast to enum type.
25489         * haifa-sched.c (reemit_notes): Add cast to enum type.
25490         * hooks.c (hook_int_void_no_regs): Remove function.
25491         * hooks.h (hook_int_void_no_regs): Remove declaration.
25492         * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
25493         * predict.c (combine_predictions_for_insn): Add casts to enum type.
25494         * real.c (real_arithmetic): Add cast to enum type.
25495         (real_compare): Likewise.
25496         * target.h (struct gcc_target): Change return type of
25497         branch_target_register_class to enum reg_class.
25498         * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
25499         default_branch_target_register_class.
25500         * targhooks.c (default_branch_target_register_class): New function.
25501         * targhooks.h (default_branch_target_register_class): Declare.
25502         * tree-data-ref.c (print_direction_vector): Add cast to enum type.
25503         * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
25504         cast to int.
25505         * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
25506         ERROR_MARK.
25507         * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
25508         vect_uninitialized_def.  Change 0 to ERROR_MARK.
25509         * tree-vect-stmts.c (supportable_widening_operation): Don't
25510         initialize icode1 and icode2.
25511         * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
25512         * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
25513         and to STD_C89.
25514         (cmn_err_flag_specs): Change 0 to STD_C89.
25515         (cmn_err_char_table): Likewise.
25516         * config/arm/arm.c (get_arm_condition_code): Change type of code
25517         to enum arm_cond_code.
25518         (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
25519         (IWMMXT_BUILTIN2): Likewise.
25520         (neon_builtin_type_bits): Don't define typedef.
25521         (neon_builtin_datum): Change type of bits field to int.
25522         (arm_expand_neon_args): Add cast to enum type.
25523         * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
25524         TLS_MODEL_NONE.
25525         * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN.  Add
25526         casts to enum type.
25527         * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
25528         MIPS_FP_COND_f.
25529         * config/mips/mips.md (jal_macro): Return enum constant.
25530         (single_insn): Likewise.
25531         * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
25532         CODE_FOR_nothing.
25533         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25534         casts to enum type.
25535         * config/s390/s390.c (s390_tune_flags): Change type to int.
25536         (s390_arch_flags): Likewise.
25537         (s390_handle_arch_option): Change flags field of struct pta to int.
25538         * config/s390/s390.h (s390_tune_flags): Update declaration.
25539         (s390_arch_flags): Likewise.
25540         * config/sh/sh.c (prepare_move_operands): Compare
25541         tls_symbolic_operand result with enum constant.
25542         (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
25543         (sh_expand_prologue): Add cast to enum type.
25544         (sh_expand_epilogue): Likewise.
25545         (tls_symbolic_operand): Change return type to enum tls_model.
25546         (fpscr_set_from_mem): Add cast to enum type.
25547         (legitimize_pic_address): Compare tls_symbolic_operand result with
25548         enum constant.
25549         (sh_target_reg_class): Change return type to enum reg_class.
25550         * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
25551         PROCESSOR_xxx.
25552         * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
25553         * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
25554         * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
25555         (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
25556         (delayed_branch, tls_call_delay): Likewise.
25557         (eligible_for_sibcall_delay): Likewise.
25558         (eligible_for_return_delay): Likewise.
25559         * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
25560         (spu_expand_builtin_1): Likewise.
25562         * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
25563         for all types of conversions.
25564         (output_init_element): Issue -Wc++-compat warning if needed when
25565         initializing a bitfield with enum type.
25566         * c-parser.c (c_parser_expression): Set original_type to
25567         original_type of right hand operand of comma operator.
25569 2009-04-27  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
25571         * doc/c-tree.texi (Types, Functions, Expression trees): Fix
25572         grammar nits.
25573         * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
25574         * doc/cpp.texi (Standard Predefined Macros)
25575         (Implementation-defined behavior): Likewise.
25576         * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
25577         * doc/gimple.texi (GIMPLE Exception Handling)
25578         (@code{GIMPLE_ASSIGN}): Likewise.
25579         * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
25580         * doc/invoke.texi (Warning Options, Optimize Options)
25581         (AVR Options, Darwin Options): Likewise.
25582         (Optimize Options): Reformulate -fwhole-program description.
25583         * doc/loop.texi (Lambda): Likewise.
25584         * doc/md.texi (Output Template, Define Constraints)
25585         (Standard Names, Insn Splitting): Likewise.
25586         * doc/options.texi (Option properties): Likewise.
25587         * doc/passes.texi (Tree-SSA passes): Likewise.
25588         * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
25589         * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
25590         (File Names and DBX): Likewise.
25591         * doc/trouble.texi (Incompatibilities): Likewise.
25593 2009-04-27  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
25595         * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
25596         instruction is correct.
25598 2009-04-27  Trevor Smigiel  <trevor_smigiel@playstation.sony.com>
25600         Allow non-constant arguments to conversion intrinsics.
25601         * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
25602         * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
25603         * spu.c (print_operand): Handle 'v' and 'w'.
25604         (exp2_immediate_p, spu_gen_exp2): Define.
25605         * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
25606         spu_convtf_1): Update parameter descriptions.
25607         * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
25608         * constraints.md ('v', 'w'): New.
25609         * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
25610         Remove.
25611         (i2f, I2F): New define_mode_attr.
25612         (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
25613         floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
25614         fixuns_truncv4sfv4si2):  Update to use mode attribute.
25615         (float<mode><i2f>2_mul, float<mode><i2f>2_div,
25616         fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
25617         floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
25618         patterns for combine.
25620 2009-04-27  Steven Bosscher  <steven@gcc.gnu.org>
25622         * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
25623         (cprop, hoist, pre, store_motion): New debug counters.
25624         * tree-pass.h (pass_tracer): Move to list of gimple passes, it
25625         is not an RTL pass anymore.
25626         (pass_profiling): Remove extern decl for pass removed in 2005.
25627         (pass_gcse, pass_jump_bypass): Remove.
25628         * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
25629         to 0 for clean state.
25630         * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
25631         * cse.c (gate_handle_cse_after_global_opts,
25632         rest_of_handle_cse_after_global_opts): New functions.
25633         (pass_cse_after_global_opts): New pass, does local CSE.
25634         * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
25635         (TV_CPROP): New timevar.
25636         * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
25637         (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
25638         (gcse_main, recompute_all_luids): Remove.
25639         (compute_hash_table_work): Call max_reg_num instead of reading
25640         max_gcse_regno.
25641         (cprop_jump): Don't set run_jump_opt_after_gcse.
25642         (constprop_register): Always allow to alter jumps.
25643         (cprop_insn): Likewise.
25644         (do_local_cprop): Likewise.
25645         (local_cprop_pass): Likewise.  Return non-zero if something changed.
25646         (cprop): Remove function, fold interesting bits into one_cprop_pass.
25647         (find_implicit_sets): Add note about missed optimization opportunity.
25648         (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
25649         pass_rtl_cprop execute function.
25650         Don't bother tracking the pass number, each pass gets its own dumpfile
25651         now anyway.
25652         Always allow to alter jumpsand bypass jumps.
25653         (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
25654         will just find no suitable set.
25655         (pre_edge_insert): Fix dumping, this function is for PRE only.
25656         (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
25657         pass_rtl_pre execute function.
25658         (hoist_code): Return non-zero if something changed.  Keep track of
25659         substitutions and insertions for statistics gathering similar to PRE.
25660         (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
25661         called from the pass_rtl_hoist execute function.  Show pass statistics.
25662         (compute_store_table): Use max_reg_num directly instead of using the
25663         formerly global max_gcse_regno.
25664         (build_store_vectors): Likewise.
25665         (replace_store_insn): Fix dumping.
25666         (store_motion): Rename to ...
25667         (one_store_motion_pass): ... this.  Rewrite to be "the" STORE_MOTION
25668         pass, called from the pass_rtl_store_motion execute function.  Keep
25669         track of substitutions and insertions for statistics gathering similar
25670         to PRE.
25671         (bypass_jumps): Remove, fold interesting bits into ...
25672         (one_cprop_pass): ... this.  Rewrite to be "the" CPROP pass, called
25673         from the pass_rtl_cprop execute function.
25674         (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
25675         pass_jump_bypass): Remove.
25676         (gate_handle_gcse, rest_of_handle_gcse): Remove.
25677         (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
25678         (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
25679         (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
25680         (gate_rtl_store_motion, execute_rtl_store_motion,
25681         pass_rtl_store_motion): New.
25682         * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
25683         make it clear that -fcse-skip-blocks is a no-op for backward compat.
25684         * passes.c (init_optimization_passes): Remove pass_gcse and
25685         pass_jump_bypass.  Schedule cprop, pre, hoist, cprop, store_motion,
25686         and cse_after_global_opts in place of pass_gcse.  Schedule cprop
25687         instead of pass_jump_bypass.
25689 2009-04-27  Richard Guenther  <rguenther@suse.de>
25691         PR middle-end/39928
25692         * gimplify.c (gimplify_expr): If we are required to create
25693         a temporary make sure it ends up as register.
25695 2009-04-27  H.J. Lu  <hongjiu.lu@intel.com>
25697         PR target/39903
25698         * config/i386/i386.c (construct_container): Don't call
25699         gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
25700         X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
25702 2009-04-27  Michael Matz  <matz@suse.de>
25704         * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
25705         (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
25706         * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
25707         (dump_replaceable_exprs): Take a bitmap.
25708         * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
25709         array.
25710         (expand_gimple_basic_block): Likewise.
25711         * tree-ssa-ter.c (struct temp_expr_table_d): Make
25712         replaceable_expressions member a bitmap.
25713         (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
25714         (mark_replaceable): Likewise.
25715         (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
25716         * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
25718 2009-04-27  Richard Guenther  <rguenther@suse.de>
25720         * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
25721         (verify_stmts): Dispatch to gimple/type verification code.
25722         * tree-inline.c (remap_gimple_op_r): Work around C++ FE
25723         issue with call argument types.
25725 2009-04-27  Michael Matz  <matz@suse.de>
25727         * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
25728         (init_update_ssa, delete_update_ssa, update_ssa): Remove references
25729         to above.
25731 2009-04-27  Richard Sandiford  <rdsandiford@googlemail.com>
25732             Eric Botcazou  <ebotcazou@adacore.com>
25734         * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
25735         a label's basic block.
25736         (mark_target_live_regs): Tidy and rework obsolete comments.
25737         Change back DF problem to LIVE.  If a label starts a basic block,
25738         assume that all registers that used to be live then still are.
25739         (init_resource_info): If a label starts a basic block, set its
25740         BLOCK_FOR_INSN accordingly.
25741         (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
25743 2009-04-27  Richard Guenther  <rguenther@suse.de>
25745         * tree-flow-inline.h (function_ann): Remove.
25746         (get_function_ann): Likewise.
25747         * tree-dfa.c (create_function_ann): Remove.
25748         * tree-flow.h (struct static_var_ann_d): Remove.
25749         (struct function_ann_d): Likewise.
25750         (union tree_ann_d): Remove fdecl member.
25751         (function_ann_t): Remove.
25752         (function_ann, get_function_ann, create_function_ann): Remove
25753         declarations.
25755 2009-04-27  Uros Bizjak  <ubizjak@gmail.com>
25757         * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
25759 2009-04-27  Jan Hubicka  <jh@suse.cz>
25761         * ipa-pure-const.c (struct funct_state_d): New fields
25762         state_previously_known, looping_previously_known; remove
25763         state_set_in_source.
25764         (analyze_function): Use new fields.
25765         (propagate): Avoid assumption that state_set_in_source imply
25766         nonlooping.
25768         * tree-ssa-loop-niter.c (finite_loop_p): New function.
25769         * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
25770         * cfgloop.h (finite_loop_p): Declare.
25772 2009-04-26  Michael Matz  <matz@suse.de>
25774         * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
25776 2009-04-26  Michael Matz  <matz@suse.de>
25778         * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
25779         pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
25780         * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
25781         pass_mark_used_blocks): Remove.
25782         * tree-optimize.c (pass_free_datastructures,
25783         execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
25784         * passes.c (init_optimization_passes): Don't call
25785         pass_mark_used_blocks, remove dead code.
25787 2009-04-26  H.J. Lu  <hongjiu.lu@intel.com>
25789         * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
25790         * tree-ssa-live.h (register_ssa_partition): Likewise.
25792 2009-04-26  Michael Matz  <matz@suse.de>
25794         Expand from SSA.
25795         * builtins.c (fold_builtin_next_arg): Handle SSA names.
25796         * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
25797         * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
25798         SSA names.
25799         (compare_pairs): Swap cost comparison.
25800         (coalesce_ssa_name): Don't use change_partition_var.
25801         * tree-nrv.c (struct nrv_data): Add modified member.
25802         (finalize_nrv_r): Set it.
25803         (tree_nrv): Use it to update statements.
25804         (pass_nrv): Require PROP_ssa.
25805         * tree-mudflap.c (mf_decl_cache_locals,
25806         mf_build_check_statement_for): Use make_rename_temp.
25807         (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
25808         * alias.c (find_base_decl): Handle SSA names.
25809         * emit-rtl (set_reg_attrs_for_parm): Make non-static.
25810         (component_ref_for_mem_expr): Don't leak SSA names into RTL.
25811         * rtl.h (set_reg_attrs_for_parm): Declare.
25812         * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
25813         to "optimized", remove unused locals at finish.
25814         (execute_free_datastructures): Make global, call
25815         delete_tree_cfg_annotations.
25816         (execute_free_cfg_annotations): Don't call
25817         delete_tree_cfg_annotations.
25819         * ssaexpand.h: New file.
25820         * expr.c (toplevel): Include ssaexpand.h.
25821         (expand_assignment): Handle SSA names the same as register variables.
25822         (expand_expr_real_1): Expand SSA names.
25823         * cfgexpand.c (toplevel): Include ssaexpand.h.
25824         (SA): New global variable.
25825         (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25826         (SSAVAR): New macro.
25827         (set_rtl): New helper function.
25828         (add_stack_var): Deal with SSA names, use set_rtl.
25829         (expand_one_stack_var_at): Likewise.
25830         (expand_one_stack_var): Deal with SSA names.
25831         (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25832         before unique numbers.
25833         (expand_stack_vars): Use set_rtl.
25834         (expand_one_var): Accept SSA names, add asserts for them, feed them
25835         to above subroutines.
25836         (expand_used_vars): Expand all partitions (without default defs),
25837         then only the local decls (ignoring those expanded already).
25838         (expand_gimple_cond): Remove edges when jumpif() expands an
25839         unconditional jump.
25840         (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25841         or remove abnormal edges.  Ignore insns setting the LHS of a TERed
25842         SSA name.
25843         (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25844         members of SA; deal with PARM_DECL partitions here; expand
25845         all PHI nodes, free tree datastructures and SA.  Commit instructions
25846         on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25847         (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25848         info and statements at start, collect garbage at finish.
25849         * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25850         (VAR_ANN_PARTITION) Remove.
25851         (change_partition_var): Don't declare.
25852         (partition_to_var): Always return SSA names.
25853         (var_to_partition): Only accept SSA names.
25854         (register_ssa_partition): Only check argument.
25855         * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25856         member.
25857         (delete_var_map): Don't free it.
25858         (var_union): Only accept SSA names, simplify.
25859         (partition_view_init): Mark only useful SSA names as used.
25860         (partition_view_fini): Only deal with SSA names.
25861         (change_partition_var): Remove.
25862         (dump_var_map): Use ssa_name instead of partition_to_var member.
25863         * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25864         basic blocks.
25865         * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25866         (struct _elim_graph): New member const_dests; nodes member vector of
25867         ints.
25868         (set_location_for_edge): New static helper.
25869         (create_temp): Remove.
25870         (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25871         insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25872         (new_elim_graph): Allocate const_dests member.
25873         (clean_elim_graph): Truncate const_dests member.
25874         (delete_elim_graph): Free const_dests member.
25875         (elim_graph_size): Adapt to new type of nodes member.
25876         (elim_graph_add_node): Likewise.
25877         (eliminate_name): Likewise.
25878         (eliminate_build): Don't take basic block argument, deal only with
25879         partition numbers, not variables.
25880         (get_temp_reg): New static helper.
25881         (elim_create): Use it, deal with RTL temporaries instead of trees.
25882         (eliminate_phi): Adjust all calls to new signature.
25883         (assign_vars, replace_use_variable, replace_def_variable): Remove.
25884         (rewrite_trees): Only do checking.
25885         (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25886         (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25887         init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25888         contains_tree_r, MAX_STMTS_IN_LATCH,
25889         process_single_block_loop_latch, analyze_edges_for_bb,
25890         perform_edge_inserts): Remove.
25891         (expand_phi_nodes): New global function.
25892         (remove_ssa_form): Take ssaexpand parameter.  Don't call removed
25893         functions, initialize new parameter, remember partitions having a
25894         default def.
25895         (finish_out_of_ssa): New global function.
25896         (rewrite_out_of_ssa): Make global.  Adjust call to remove_ssa_form,
25897         don't reset in_ssa_p here, don't disable TER when mudflap.
25898         (pass_del_ssa): Remove.
25899         * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25900         partition members.
25901         (execute_free_datastructures): Declare.
25902         * Makefile.in (SSAEXPAND_H): New variable.
25903         (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25904         * basic-block.h (commit_one_edge_insertion): Declare.
25905         * passes.c (init_optimization_passes): Move pass_nrv and
25906         pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25907         pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25908         * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25909         (redirect_branch_edge): Deal with super block when expanding, split
25910         out jump patching itself into ...
25911         (patch_jump_insn): ... here, new static helper.
25913 2009-04-26  Michael Matz  <matz@suse.de>
25915         * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25916         beyond num_ssa_names.
25917         * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25918         * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25920 2009-04-26  Jakub Jelinek  <jakub@redhat.com>
25922         PR inline-asm/39543
25923         * fwprop.c (forward_propagate_asm): New function.
25924         (forward_propagate_and_simplify): Propagate also into __asm, if it
25925         doesn't increase the number of referenced registers.
25927         PR c/39889
25928         * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25930 2009-04-26  Jakub Jelinek  <jakub@redhat.com>
25932         * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25933         note_nonlocal_vla_type for nonlocal VLAs.
25934         (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25935         contains_remapped_vars, remap_vla_decls): New functions.
25936         (convert_nonlocal_reference_stmt): If not optimizing, call
25937         note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25938         (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25939         if it wasn't found in var_map.
25940         (finalize_nesting_tree_1): Call remap_vla_decls.  If outermost
25941         GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25942         to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25943         declare_vars.
25944         * gimplify.c (nonlocal_vlas): New variable.
25945         (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25946         referenced VLAs.
25947         (gimplify_body): Create and destroy nonlocal_vlas.
25949         * dwarf2out.c (loc_descr_plus_const): New function.
25950         (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25951         mem_loc_descriptor, loc_descriptor_from_tree_1,
25952         descr_info_loc, gen_variable_die): Use it.
25954         * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25955         !TREE_STATIC VAR_DECLs.
25956         * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25957         DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25958         (gen_variable_die): Likewise.  Don't look at TREE_PRIVATE if
25959         DECL_BY_REFERENCE is valid.
25960         * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25961         for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25962         * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25963         Copy DECL_BY_REFERENCE.
25964         (struct nesting_copy_body_data): New type.
25965         (nesting_copy_decl): New function.
25966         (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25967         if they have variable length.
25969 2009-04-26  Michael Matz  <matz@suse.de>
25971         * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25972         mark new temporaries for renaming.
25974 2009-04-26  Joseph Myers  <joseph@codesourcery.com>
25976         PR c/39581
25977         * c-decl.c (global_bindings_p): Return negative value.
25978         (c_variable_size): New.  Based on variable_size from
25979         stor-layout.c.
25980         (grokdeclarator): Call c_variable_size not variable_size.
25982 2009-04-26  Uros Bizjak  <ubizjak@gmail.com>
25984         * config/i386/i386.c (print_operand) ['z']: Fix typo.
25986 2009-04-26  Kai Tietz  <kai.tietz@onevision.com>
25988         * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25989         Redefine it to just use mingw/include.
25990         (ASM_SPEC): Rules for -m32 and -m64.
25991         (LINK_SPEC): Use Likewise.
25992         (SPEC_32): New define.
25993         (SPEC_64): Likewise.
25994         (SUB_LINK_SPEC): Likewise.
25995         (MULTILIB_DEFAULTS): New define.
25996         * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25997         Add multilib options.
25998         (MULTILIB_DIRNAMES): Likewise.
25999         (MULTILIB_OSDIRNAMES): Likewise.
26000         (LIBGCC): Likewise.
26001         (INSTALL_LIBGCC): Likewise.
26003 2009-04-26  Joseph Myers  <joseph@codesourcery.com>
26005         PR c/39556
26006         * c-tree.h (enum c_inline_static_type): New.
26007         (record_inline_static): Declare.
26008         * c-decl.c (struct c_inline_static, c_inline_statics,
26009         record_inline_static, check_inline_statics): New.
26010         (pop_file_scope): Call check_inline_statics.
26011         (start_decl): Call record_inline_static instead of pedwarning
26012         directly for static in inline function.
26013         * c-typeck.c (build_external_ref): Call record_inline_static
26014         instead of pedwarning directly for static referenced in inline
26015         function.
26017 2009-04-26  Steven Bosscher  <steven@gcc.gnu.org>
26019         * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
26020         not new but only being rescanned.
26021         * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
26022         reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
26023         alloc_reg_set_mem, free_reg_set_mem, record_one_set,
26024         record_set_info, compute_set, grealloc): Remove.
26025         (recompute_all_luids): New function.
26026         (gcse_main): Don't compute sets, and don't do related memory
26027         allocations/free-ing.  If something changed before the end of the
26028         pass, update LUIDs using recompute_all_luids.
26029         (alloc_gcse_mem): Don't compute LUIDs.  Don't allocate reg_set memory.
26030         (free_gcse_mem): Don't free it either.
26031         (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
26032         Use the df insn LUIDs.
26033         (load_killed_in_block): Likewise.
26034         (compute_hash_table_work): Don't compute reg_set_in_block.
26035         (compute_transp): Use DF_REG_DEF_CHAINs.
26036         (local_cprop_pass): Don't use compute_sets and related functions.
26037         (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
26038         Use get_max_uid() instead of max_cuid.
26039         (insert_insn_end_basic_block, pre_insert_copy_insn,
26040         update_ld_motion_stores): Don't try to
26041         keep reg_set tables up to date.
26042         (pre_insert_copies): Use df insn LUIDs.
26043         (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
26044         (reg_set_info): Don't use extra bitmap argument.
26045         (compute_store_table): Don't compute reg_set_in_block.  Use DF scan
26046         information to compute regs_set_in_block.
26047         (free_store_memory, store_motion): Don't nullify reg_set_in_block.
26048         (bypass_jumps): Don't use compute_sets and friends.
26050 2009-04-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
26052         PR testsuite/39710
26053         * opts.c (undocumented_msg): Do not leave blank even with
26054         ENABLE_CHECKING.
26056 2009-04-25  Joseph Myers  <joseph@codesourcery.com>
26058         * c-decl.c (build_enumerator): Allow values folding to integer
26059         constants but not integer constant expressions with a pedwarn if
26060         pedantic.
26062 2009-04-25  Joseph Myers  <joseph@codesourcery.com>
26064         PR c/39582
26065         * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
26066         with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
26067         type is an integer constant.
26069 2009-04-25  Uros Bizjak  <ubizjak@gmail.com>
26071         PR target/39897
26072         * config/i386/i386.c (print_operand) ['z']: Revert handling of
26073         HImode operands.
26075 2009-04-25  Joseph Myers  <joseph@codesourcery.com>
26077         PR c/39564
26078         * c-decl.c (grokdeclarator): Diagnose declarations of functions
26079         with variably modified return type and no storage class
26080         specifiers, except for the case of nested functions.  Distinguish
26081         extern declarations of functions with variably modified return
26082         types from those of objects with variably modified types.
26084 2009-04-25  Jan Hubicka  <jh@suse.cz>
26086         * tree.c (list_equal_p): New function.
26087         * tree.h (list_equal_p): Declare.
26088         * coretypes.h (edge_def, edge, const_edge, basic_block_def
26089         basic_block_def, basic_block, const_basic_block): New.
26090         * tree-eh.c (make_eh_edge): EH edges are not abnormal.
26091         (redirect_eh_edge): New function.
26092         (make_eh_edge_update_phi): EH edges are not abnormal.
26093         * except.c: Include tree-flow.h.
26094         (list_match): New function.
26095         (eh_region_replaceable_by_p): New function.
26096         (replace_region): New function.
26097         (hash_type_list): New function.
26098         (hash_eh_region): New function.
26099         (eh_regions_equal_p): New function.
26100         (merge_peers): New function.
26101         (remove_unreachable_regions): Verify EH tree when checking;
26102         merge peers.
26103         (copy_eh_region_1): New function.
26104         (copy_eh_region): New function.
26105         (push_reachable_handler): New function.
26106         (build_post_landing_pads, dw2_build_landing_pads): Be ready for
26107         regions without label but with live RESX.
26108         * except.h (redirect_eh_edge_to_label): New.
26109         * tree-flow.h (redirect_eh_edge): New.
26110         * coretypes.h (edge_def, edge, const_edge, basic_block_def
26111         basic_block_def, basic_block, const_basic_block): Remove.
26112         * Makefile.in (except.o): Add dependency on tree-flow.h
26113         * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
26114         * basic-block.h (edge, const_edge, basic_block, const_basic_block):
26115         Remove.
26117 2009-04-25  Eric Botcazou  <ebotcazou@adacore.com>
26119         PR bootstrap/39645
26120         * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
26121         on the destination of memcpy.
26123 2009-04-25  Paolo Bonzini  <bonzini@gnu.org>
26125         * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
26126         REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
26127         REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
26129 2009-04-25  Jan Hubicka  <jh@suse.cz>
26131         * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
26132         (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
26133         to be reached by different label than left.
26134         (update_eh_edges): Update comment; remove edge_to_remove if possible
26135         and return true if suceeded.
26136         (cleanup_empty_eh): Accept sharing map; handle shared regions.
26137         (cleanup_eh): Compute sharing map.
26138         * except.c (remove_eh_handler_and_replace): Add argument if we should
26139         update regions.
26140         (remove_unreachable_regions): Update for label sharing.
26141         (label_to_region_map): Likewise.
26142         (get_next_region_sharing_label): New function.
26143         (remove_eh_handler_and_replace): Add update_catch_try parameter; update
26144         prev_try pointers.
26145         (remove_eh_handler): Update.
26146         (remove_eh_region_and_replace_by_outer_of): New function.
26147         * except.h (struct eh_region): Add next_region_sharing_label.
26148         (remove_eh_region_and_replace_by_outer_of,
26149         get_next_region_sharing_label): Declare.
26150         * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
26152 2009-04-25  Jan Hubicka  <jh@suse.cz>
26154         * tree-cfg.c (split_critical_edges): Split also edges where we can't
26155         insert code even if they are not critical.
26157 2009-04-25  Jan Hubicka  <jh@suse.cz>
26159         * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
26160         (gimple_can_remove_branch_p): EH edges won't remove branch by
26161         redirection.
26162         * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
26163         updating of non-abnormal EH edges.
26164         * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
26165         (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
26166         (split_critical_edges): Split also edges where emitting code on them
26167         will lead to splitting later.
26169 2009-04-25  Uros Bizjak  <ubizjak@gmail.com>
26170             H.J. Lu  <hongjiu.lu@intel.com>
26172         PR target/39590
26173         * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
26174         the configured assembler supports fildq and fistpq mnemonics.
26175         (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
26176         * configure: Regenerated.
26177         * config.in: Ditto.
26179         * config/i386/i386.c (print_operand): Handle 'Z'.
26180         ['z']: Remove handling of special fild/fist suffixes.
26181         (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
26182         * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
26183         suffix of fild insn.
26184         (*floatsi<mode>2_vector_mixed): Ditto.
26185         (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
26186         (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
26187         (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
26188         (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
26189         * config/i386/gas.h (GAS_MNEMONICS): Remove.
26191 2009-04-25  Ben Elliston  <bje@au.ibm.com>
26193         * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
26194         the source of a set operation.
26196 2009-04-25  Anatoly Sokolov  <aesok@post.ru>
26198         * target.h (struct gcc_target): Add case_values_threshold field.
26199         * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
26200         (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
26201         * targhooks.c (default_case_values_threshold): New function.
26202         * targhooks.h (default_case_values_threshold): Declare function.
26203         * stmt.c (expand_case): Use case_values_threshold target hook.
26204         * expr.h (case_values_threshold): Remove declartation.
26205         * expr.c (case_values_threshold): Remove function.
26206         * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
26208         * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
26209         * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
26210         (avr_case_values_threshold): Declare as static.
26211         * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
26213         * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
26214         * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
26215         (mn10300_case_values_threshold): New function.
26217 2009-04-24  H.J. Lu  <hongjiu.lu@intel.com>
26219         * ira.c (setup_cover_and_important_classes): Add enum cast.
26221 2009-04-24  Vladimir Makarov  <vmakarov@redhat.com>
26223         * genpreds.c (write_enum_constraint_num): Output definition of
26224         CONSTRAINT_NUM_DEFINED_P macro.
26225         * ira.c (setup_cover_and_important_classes): Use
26226         CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
26228 2009-04-24  DJ Delorie  <dj@redhat.com>
26230         * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
26231         __SH2A_SINGLE_ONLY__ also.
26233 2009-04-24  Steve Ellcey  <sje@cup.hp.com>
26235         * config/ia64/ia64.md (movfs_internal): Allow flt constants.
26236         (movdf_internal): Ditto.
26237         * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
26238         SFmode and DFmode constants.
26239         (ia64_print_operand): Add 'G' format for printing
26240         floating point constants.
26242 2009-04-24  Richard Guenther  <rguenther@suse.de>
26244         * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
26245         from unsigned additions.
26247 2009-04-24  Joseph Myers  <joseph@codesourcery.com>
26249         * c-typeck.c (set_init_index): Allow array designators that are
26250         not integer constant expressions with a pedwarn if pedantic.
26252 2009-04-24  Bernd Schmidt  <bernd.schmidt@analog.com>
26254         * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
26255         zero if no overlap in nonzero bits between the operands.
26257 2009-04-24  Ian Lance Taylor  <iant@google.com>
26259         * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
26260         (record_dead_and_set_regs): Likewise.
26261         * df.h (struct df_mw_hardreg): Change flags field to int.
26262         (struct df_base_ref): Likewise.
26263         (struct df): Change changeable_flags field to int.
26264         * df-scan.c (df_defs_record): Change clobber_flags to int.
26265         * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
26266         constants rather than #define macros.
26267         (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
26268         (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
26269         (enum dwarf_calling_convention): Likewise.
26270         (enum dwarf_line_number_x_ops): Likewise.
26271         (enum dwarf_call_frame_info): Likewise.
26272         (enum dwarf_source_language): Likewise.
26273         * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
26274         (add_calling_convention_attribute): Likewise.
26275         * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
26276         (combine_comparisons): Change compcode to int.  Add cast to enum type.
26277         * genrecog.c (maybe_both_true_2): Change c to int.
26278         (write_switch): Likewise.  Add cast to enum type.
26279         * gimplify.c (gimplify_omp_for): Handle return values from
26280         gimplify_expr using MIN rather than bitwise or.
26281         (gimplify_expr): Add cast to enum type.
26282         * ipa-prop.c (update_jump_functions_after_inlining): Change
26283         IPA_BOTTOM to IPA_JF_UNKNOWN.
26284         * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
26285         Add casts to enum type.
26286         (setup_cover_and_important_classes): Change cl to int.  Add casts
26287         to enum type.
26288         (setup_class_translate): Change cl and mode to int.
26289         (ira_init_once): Change mode to int.
26290         (free_register_move_costs): Likewise.
26291         (setup_prohibited_mode_move_regs): Add casts to enum type.
26292         * langhooks.c (add_builtin_function_common): Rework assertion that
26293         value fits bitfield.
26294         * mcf.c (add_fixup_edge): Change type parameter to edge_type.
26295         * omega.c (omega_do_elimination): Avoid math on enum types.
26296         * optabs.c (expand_vec_shift_expr): Remove casts to int.
26297         * opts.c (set_debug_level): Change 2 to enum constant.  Use new
26298         int local to handle integral_argment value.
26299         * regmove.c (try_auto_increment): Change PUT_MODE to
26300         PUT_REG_NOTE_KIND.
26301         * reload.c (push_secondary_reload): Add casts to enum type.
26302         (secondary_reload_class, find_valid_class): Likewise.
26303         * reload1.c (emit_input_reload_insns): Likewise.
26304         * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
26305         * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
26306         * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
26307         constant.
26308         * tree.c (build_common_builtin_nodes): Add casts to enum type.
26309         * tree-complex.c (complex_lattice_t): Typedef to int rather than
26310         enum type.
26311         (expand_complex_libcall): Add casts to enum type.
26312         * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
26313         * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
26314         with ERROR_MARK, not NUM_TREE_CODES.
26315         (vect_create_epilog_for_reduction): Likewise.
26316         (vectorizable_reduction): Don't initialize epiloc_reduc_code.
26317         When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
26318         * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
26319         enum machine_mode.
26320         * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
26321         vect_unused_in_loop.  Change 0 to loop_vect.
26322         * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
26323         * var-tracking.c (get_init_value): Change return type to enum
26324         var_init_status.
26325         * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
26326         * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
26327         arm_fp_model.
26328         (arm_override_options): Add casts to enum type.
26329         (arm_emit_tls_decoration): Likewise.
26330         * config/i386/i386.c (ix86_function_specific_restore): Add casts
26331         to enum type.
26332         * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
26333         * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
26334         * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
26335         enum type.
26336         * config/s390/s390.c (code_for_builtin_64): Change to array of
26337         enum insn_code.
26338         (code_for_builtin_31): Likewise.
26339         (s390_expand_builtin): Change code_for_builtin to enum insn_code
26340         const *.
26341         * config/sparc/sparc.c (sparc_override_options): Change value
26342         field in struct code_model to enum cmodel.  In initializer change
26343         0 to NULL and add cast to enum type.
26345         * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
26346         Change all callers.  Issue a -Wc++-compat warning using
26347         lhs_origtype if necessary.
26348         (convert_for_assignment): Issue -Wc++-compat warnings about
26349         invalid conversions to enum type on assignment.
26350         * c-common.h (build_modify_expr): Update declaration.
26352 2009-04-24  Nick Clifton  <nickc@redhat.com>
26354         * config/iq2000/iq2000.c (function_arg): Handle TImode values.
26355         (function_arg_advance): Likewise.
26356         * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
26357         5th alternative.
26359 2009-04-24  Andreas Krebbel  <krebbel1@de.ibm.com>
26361         * config/s390/constraints.md ('I', 'J'): Fix condition.
26363 2009-04-24  Diego Novillo  <dnovillo@google.com>
26365         * gengtype-parse.c (parse_error): Add newline after message.
26367 2009-04-24  H.J. Lu  <hongjiu.lu@intel.com>
26369         * config/i386/sse.md (avxmodesuffixs): Removed.
26370         (*avx_pinsr<avxmodesuffixs>): Renamed to ...
26371         (*avx_pinsr<ssevecsize>): This.
26373 2009-04-24  Bernd Schmidt  <bernd.schmidt@analog.com>
26375         * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
26376         follow chains of regs with a single definition, and allow expressions
26377         that are function_invariant_p.
26378         (simple_rhs_p): Allow expressions that are function_invariant_p.
26380 2009-04-24  Paolo Bonzini  <bonzini@gnu.org>
26382         PR middle-end/39867
26383         * fold-const.c (fold_cond_expr_with_comparison): When folding
26384         > and >= to MAX, make sure the MAX uses the same type as the
26385         comparison's operands.
26387 2009-04-24  Nick Clifton  <nickc@redhat.com>
26389         * config/frv/frv.c (frv_frame_access): Do not use reg+reg
26390         addressing for DImode accesses.
26391         (frv_print_operand_address): Handle PLUS case.
26392         * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
26394 2009-04-24  Jakub Jelinek  <jakub@redhat.com>
26396         PR rtl-optimization/39794
26397         * alias.c (canon_true_dependence): Add x_addr argument.
26398         * rtl.h (canon_true_dependence): Adjust prototype.
26399         * cse.c (check_dependence): Adjust canon_true_dependence callers.
26400         * cselib.c (cselib_invalidate_mem): Likewise.
26401         * gcse.c (compute_transp): Likewise.
26402         * dse.c (scan_reads_nospill): Likewise.
26403         (record_store, check_mem_read_rtx): Likewise.  For non-const-or-frame
26404         addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
26405         canon_base_addr of the group, plus optional offset.
26406         (struct group_info): Rename canon_base_mem to
26407         canon_base_addr.
26408         (get_group_info): Set canon_base_addr to canon_rtx of base, not
26409         canon_rtx of base_mem.
26411 2009-04-23  Paolo Bonzini  <bonzini@gnu.org>
26413         * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
26414         Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
26416 2009-04-23  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26418         * config/spu/spu-builtins.h: Delete file.
26420         * config/spu/spu.h (enum spu_builtin_type): Move here from
26421         spu-builtins.h.
26422         (struct spu_builtin_description): Likewise.  Add GTY marker.
26423         Do not use enum spu_function_code or enum insn_code.
26424         (spu_builtins): Add extern declaration.
26426         * config/spu/spu.c: Do not include "spu-builtins.h".
26427         (enum spu_function_code, enum spu_builtin_type_index,
26428         V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
26429         V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
26430         unsigned_V8HI_type_node, unsigned_V4SI_type_node,
26431         unsigned_V2DI_type_node): Move here from spu-builtins.h.
26432         (spu_builtin_types): Make static.  Add GTY marker.
26433         (spu_builtins): Add extern declaration with GTY marker.
26434         Include "gt-spu.h".
26436         * config/spu/spu-c.c: Do not include "spu-builtins.h".
26437         (spu_resolve_overloaded_builtin): Do not use spu_function_code.
26438         Check programmatically whether all parameters are scalar.
26440         * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
26442 2009-04-23  Eric Botcazou  <ebotcazou@adacore.com>
26444         * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
26445         assignment from the constructor either if the target is volatile.
26447 2009-04-23  Daniel Jacobowitz  <dan@codesourcery.com>
26449         * config/arm/arm.md (insv): Do not share operands[0].
26451 2009-04-23  Nathan Sidwell  <nathan@codesourcery.com>
26453         * config/vxlib-tls.c (active_tls_threads): Delete.
26454         (delete_hook_installed): New.
26455         (tls_delete_hook): Don't delete the delete hook.
26456         (tls_destructor): Delete it here.
26457         (__gthread_set_specific): Adjust installing the delete hook.
26458         (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
26459         __gthread_leave_tsd_dtor_context.
26461 2009-04-23  Rafael Avila de Espindola  <espindola@google.com>
26463         * c-format.c (gcc_tdiag_char_table): Add support for %E.
26465 2009-04-23  Uros Bizjak  <ubizjak@gmail.com>
26467         * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
26468         enum type.
26469         (alpha_rtx_costs): Ditto.
26470         (emit_unlikely_jump): Use add_reg_note.
26471         (emit_frame_store_1): Ditto.
26472         (alpha_expand_prologue): Ditto.
26473         (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26474         * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
26476 2009-04-23  Nick Clifton  <nickc@redhat.com>
26478         * config/v850/v850.md (epilogue): Remove suppressed code.
26479         (return): Rename to return_simple and remove test of frame size.
26480         * config/v850/v850.c (expand_epilogue): Rename call to gen_return
26481         to gen_return_simple.
26483 2009-04-22  Jing Yu  <jingyu@google.com>
26485         PR testsuite/39781
26486         * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
26488 2009-04-22  Andrew Pinski  <andrew_pinski@playstation.sony.com>
26490         PR C/31499
26491         * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
26492         and RECORD_TYPE/UNION_TYPE.  When outputing the actual element and the
26493         value is a VECTOR_CST, the element type is the element type of the
26494         vector.
26496 2009-04-22  DJ Delorie  <dj@redhat.com>
26498         * config/m32c/m32c.h: Update GTY annotations to new syntax.
26500 2009-04-22  Jakub Jelinek  <jakub@redhat.com>
26502         * alias.c (find_base_term): Move around LO_SUM case, so that
26503         CONST falls through into PLUS/MINUS handling.
26505         PR c/39855
26506         * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
26507         into 0, use omit_one_operand.
26509 2009-04-23  Ben Elliston  <bje@au.ibm.com>
26511         * config/rs6000/linux-unwind.h (get_regs): Remove type
26512         puns. Change the type of `pc' to an array of unsigned ints and
26513         update all users.  Constify frame24.
26515 2009-04-22  DJ Delorie  <dj@redhat.com>
26517         * config/m32c/m32c.c (m32c_special_page_vector_p): Move
26518         declarations before code.
26519         (current_function_special_page_vector): Likewise.
26520         (m32c_expand_insv): Silence a warning.
26522 2009-04-21  Taras Glek  <tglek@mozilla.com>
26524         * alias.c: Update GTY annotations to new syntax.
26525         * basic-block.h: Likewise.
26526         * bitmap.h: Likewise.
26527         * c-common.h: Likewise.
26528         * c-decl.c: Likewise.
26529         * c-parser.c: Likewise.
26530         * c-pragma.c: Likewise.
26531         * c-tree.h: Likewise.
26532         * cfgloop.h: Likewise.
26533         * cgraph.h: Likewise.
26534         * config/alpha/alpha.c: Likewise.
26535         * config/arm/arm.h: Likewise.
26536         * config/avr/avr.h: Likewise.
26537         * config/bfin/bfin.c: Likewise.
26538         * config/cris/cris.c: Likewise.
26539         * config/darwin.c: Likewise.
26540         * config/frv/frv.c: Likewise.
26541         * config/i386/i386.c: Likewise.
26542         * config/i386/i386.h: Likewise.
26543         * config/i386/winnt.c: Likewise.
26544         * config/ia64/ia64.h: Likewise.
26545         * config/iq2000/iq2000.c: Likewise.
26546         * config/mips/mips.c: Likewise.
26547         * config/mmix/mmix.h: Likewise.
26548         * config/pa/pa.c: Likewise.
26549         * config/pa/pa.h: Likewise.
26550         * config/rs6000/rs6000.c: Likewise.
26551         * config/s390/s390.c: Likewise.
26552         * config/sparc/sparc.c: Likewise.
26553         * config/xtensa/xtensa.c: Likewise.
26554         * cselib.h: Likewise.
26555         * dbxout.c: Likewise.
26556         * dwarf2out.c: Likewise.
26557         * except.c: Likewise.
26558         * except.h: Likewise.
26559         * fixed-value.h: Likewise.
26560         * function.c: Likewise.
26561         * function.h: Likewise.
26562         * gimple.h: Likewise.
26563         * integrate.c: Likewise.
26564         * optabs.c: Likewise.
26565         * output.h: Likewise.
26566         * real.h: Likewise.
26567         * rtl.h: Likewise.
26568         * stringpool.c: Likewise.
26569         * tree-data-ref.c: Likewise.
26570         * tree-flow.h: Likewise.
26571         * tree-scalar-evolution.c: Likewise.
26572         * tree-ssa-address.c: Likewise.
26573         * tree-ssa-alias.h: Likewise.
26574         * tree-ssa-operands.h: Likewise.
26575         * tree.c: Likewise.
26576         * tree.h: Likewise.
26577         * varasm.c: Likewise.
26578         * varray.h: Likewise.
26579         * vec.h: Likewise.
26580         * coretypes.h: Do not define GTY macro if it is already defined.
26581         * doc/gty.texi: Update GTY documentation to new syntax.
26582         * gengtype-lex.l: Enforce attribute-like syntax for GTY
26583         annotations on structs.
26584         * gengtype-parse.c: Likewise.
26586 2009-04-22  Mark Heffernan  <meheff@google.com>
26588         * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
26590 2009-04-22  Kazu Hirata  <kazu@codesourcery.com>
26592         * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
26593         where appropriate.
26595 2009-04-22  Kazu Hirata  <kazu@codesourcery.com>
26597         * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
26598         the same as a PLUS without a shift.  Increase the cost of a
26599         CONST_INT in MULT.
26601 2009-04-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
26603         * Makefile.in: Update dependencies.
26604         * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
26605         * errors.h: Remove bogus comment about compatibility.
26606         (warning): Update declaration.
26607         * genautomata.c: Update all calls to warning.
26608         * gimple.c: Do not include errors.h. Include toplev.h.
26609         * tree-ssa-structalias.c: Do not include errors.h.
26610         * omega.c: Likewise.
26611         * tree-ssa-reassoc.c: Likewise.
26612         * config/spu/spu-c.c: Likewise.
26613         * config/spu/t-spu-elf: Update dependencies.
26615 2009-04-22  Richard Guenther  <rguenther@suse.de>
26617         PR tree-optimization/39824
26618         * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
26619         make sure the types are compatible.
26621 2009-04-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
26623         PR c++/14875
26624         * c-common.c (c_parse_error): Take a token_flags parameter.
26625         Use token_type for the token type instead.
26626         Pass token_flags to cpp_type2name.
26627         * c-common.h (c_parse_error): Update declaration.
26628         * c-parser.c (c_parser_error): Pass 0 as token flags.
26630 2009-04-22  Andrey Belevantsev  <abel@ispras.ru>
26632         PR rtl-optimization/39580
26633         * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
26635 2009-04-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26637         * function.c (expand_function_end): Do not emit a jump to the "naked"
26638         return label for fall-through returns.
26639         * except.c (sjlj_emit_function_exit): Always place the call to the
26640         unregister function at the location installed by expand_function_end.
26642 2009-04-22  Richard Guenther  <rguenther@suse.de>
26644         PR tree-optimization/39845
26645         * tree-switch-conversion.c (build_arrays): Add new referenced vars.
26646         (gen_inbound_check): Likewise.
26648 2009-04-22  Nathan Sidwell  <nathan@codesourcery.com>
26650         * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
26651         padding for PPC.
26652         (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
26653         * config/vxlib.c (__gthread_once): Add race guard for PPC.
26655 2009-04-22  Paolo Bonzini  <bonzini@gnu.org>
26657         * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
26658         sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
26659         shift counts to avoid out-of-bounds array accesses.
26661 2009-04-22  Paolo Bonzini  <bonzini@gnu.org>
26663         * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
26664         (Pmode): Move above.
26666 2009-04-22  Uros Bizjak  <ubizjak@gmail.com>
26668         * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
26669         NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
26670         GET_CODE macro.  Use IN_RANGE macro where appropriate.
26671         * config/alpha/alpha.h: Ditto.
26672         * config/alpha/alpha.md: Ditto.
26673         * config/alpha/constraints.md: Ditto.
26674         * config/alpha/predicates.md: Ditto.
26676 2009-04-22  Paolo Bonzini  <bonzini@gnu.org>
26678         * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
26679         * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26680         * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26681         * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26682         * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26683         * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26684         * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26685         * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26686         * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26687         * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26688         * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26689         * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26690         * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26691         * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26692         * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26693         * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26694         * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26695         * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26696         * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26697         * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26698         * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26699         * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26700         * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26701         * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26702         * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26703         * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26704         * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26706 2009-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
26708         * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
26709         references from comments.
26710         * cfgbuild.c (count_basic_blocks): Delete.
26711         (find_basic_blocks_1): Delete.
26712         (find_basic_blocks): Delete.
26713         * except.c (finish_eh_generation): Make static.  Move comment from
26714         except.h here.  Remove find_basic_blocks references from comments.
26715         * except.h (finish_eh_generation): Delete.
26716         * basic-block.h (find_basic_blocks): Delete.
26717         * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
26719 2009-04-22  Dave Korn  <dave.korn.cygwin@gmail.com>
26721         * sdbout.c (sdbout_symbol):  Pass VOIDmode to eliminate_regs.
26722         (sdbout_parms):  Likewise.
26724 2009-04-21  Kaz Kojima  <kkojima@gcc.gnu.org>
26726         * config/sh/sh.c (prepare_cbranch_operands): Use
26727         LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
26728         (expand_cbranchdi4): Likewise.
26729         (from_compare): Add cast to enum type.
26730         (expand_cbranchsi4): Use add_reg_note.
26731         (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
26732         (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
26733         (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
26734         (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26735         * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
26736         instead of CODE_FOR_nothing.
26737         (cbranchdi4): Likewise.  Fix the order of arguments for
26738         gen_rtx_fmt_ee.
26739         (push_fpscr): Use add_reg_note.
26740         (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
26741         reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
26743 2009-04-21  Joseph Myers  <joseph@codesourcery.com>
26745         * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
26746         ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26747         ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26748         ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
26749         ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
26750         FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
26751         config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
26752         config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
26753         config/alpha/x-vms, config/arc/t-arc,
26754         config/arm/README-interworking, config/arm/arm-c.c,
26755         config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
26756         config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
26757         config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
26758         config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
26759         config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
26760         config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
26761         config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
26762         config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
26763         config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
26764         config/cris/t-elfmulti, config/crx/t-crx,
26765         config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
26766         config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
26767         config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
26768         config/h8300/t-h8300, config/i386/athlon.md,
26769         config/i386/darwin-libgcc.10.4.ver,
26770         config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
26771         config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
26772         config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
26773         config/i386/t-linux64, config/i386/t-nwld,
26774         config/i386/t-rtems-i386, config/i386/t-sol2-10,
26775         config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
26776         config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
26777         config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
26778         config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
26779         config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
26780         config/iq2000/t-iq2000, config/libgcc-glibc.ver,
26781         config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
26782         config/m32r/t-m32r, config/m68hc11/t-m68hc11,
26783         config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
26784         config/m68k/t-uclinux, config/mcore/t-mcore,
26785         config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
26786         config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
26787         config/mips/crtn.asm, config/mips/irix-crti.asm,
26788         config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
26789         config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
26790         config/mips/mips-fixed.md, config/mips/sb1.md,
26791         config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
26792         config/mips/t-iris6, config/mips/t-isa3264,
26793         config/mips/t-libgcc-mips16, config/mips/t-linux64,
26794         config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
26795         config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
26796         config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
26797         config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
26798         config/mn10300/t-linux, config/mn10300/t-mn10300,
26799         config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
26800         config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
26801         config/picochip/libgccExtras/clzsi2.asm,
26802         config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
26803         config/rs6000/darwin-libgcc.10.4.ver,
26804         config/rs6000/darwin-libgcc.10.5.ver,
26805         config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
26806         config/rs6000/t-aix43, config/rs6000/t-aix52,
26807         config/rs6000/t-darwin, config/rs6000/t-fprules,
26808         config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
26809         config/rs6000/t-lynx, config/rs6000/t-netbsd,
26810         config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
26811         config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
26812         config/rs6000/t-rtems, config/rs6000/t-spe,
26813         config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
26814         config/score/t-score-elf, config/sh/divcost-analysis,
26815         config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
26816         config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
26817         config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
26818         config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
26819         config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26820         config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26821         config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26822         config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26823         config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26824         config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26825         config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26826         gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26827         java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26828         limitx.h, version.c, xcoff.h: Add copyright and license notices.
26829         * config/h8300/genmova.sh: Include copyright and license notices
26830         in generated output.
26831         * config/h8300/mova.md: Regenerate.
26832         * doc/install.texi2html: Include word "Copyright" in copyright
26833         notice and use name "Free Software Foundation, Inc.".
26834         * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26835         ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26836         ChangeLog-2007, ChangeLog-2008: Correct dates.
26838 2009-04-21  Eric Botcazou  <ebotcazou@adacore.com>
26840         * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26841         NE_EXPR operations as well.
26842         * c-parser.c (c_parser_condition): Do not set location information on
26843         the condition.
26844         (c_parser_conditional_expression): Likewise.
26845         (c_parser_binary_expression): Set location information on operators.
26846         * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26847         TRUTH_NOT_EXPR has been folded.
26848         * fold-const.c (fold_truth_not_expr): Copy location information from
26849         the incoming expression to the outgoing one.
26850         * gimplify.c (shortcut_cond_r): Add locus parameter.  Pass it to
26851         recursive calls on the LHS of the operator but pass that of the
26852         operator to recursive calls on the RHS of the operator.  Set it
26853         on the COND_EXPR.
26854         (shortcut_cond_expr): Set the locus of the operator on the second
26855         COND_EXPR and that of the expression on the first in degenerate cases.
26856         Pass the locus of the expression to calls to shortcut_cond_r.
26857         Set the locus of the 'then' block on the associated jump, if any.
26858         (gimplify_boolean_expr): Add locus parameter.  Set it on the COND_EXPR.
26859         (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26860         expression to call to gimplify_boolean_expr.
26862 2009-04-21  Kai Tietz  <kai.tietz@onevision.com>
26864         * config.gcc: Add additional configuration for
26865         i686-w64-mingw* and x86_64-w64-mingw* triplet.
26866         * config/i386/mingw-w64.h: New mingw-w64 specific header.
26867         (CPP_SPEC): Redefine for allowing -municode option.
26868         (STARTFILE_SPEC): Likewise.
26869         * config/i386/t-mingw-w64: New.
26870         * config/i386/mingw-w64.opt: New.
26871         (municode): Add new target option.
26872         * doc/invoke.texi (municode): Add documentation for new option.
26874 2009-04-21  Ian Lance Taylor  <iant@google.com>
26876         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26877         Correct test for number of arguments.
26878         * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26880 2009-04-21  Andreas Schwab  <schwab@linux-m68k.org>
26882         * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26883         argument of emit_library_call.
26885 2009-04-21  Richard Guenther  <rguenther@suse.de>
26887         PR middle-end/39829
26888         * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26889         inside VIEW_CONVERT_EXPRs.
26891 2009-04-21  Martin Jambor  <mjambor@suse.cz>
26893         * tree-switch-conversion.c (build_constructors): Split a long line.
26894         (constructor_contains_same_values_p): New function.
26895         (build_one_array): Create assigns of constants if possible, do not
26896         call mark_sym_for_renaming, call update_stmt.
26897         (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26898         make_rename_temp.  Do not call mark_symbols_for_renaming, call
26899         update_stmt.
26900         (gen_def_assigns): Do not call mark_symbols_for_renaming or
26901         find_new_referenced_vars, call update_stmt.
26902         (gen_inbound_check): Use create_tmp_var and create ssa names manually
26903         instead of calling make_rename_temp.  Do not call
26904         find_new_referenced_vars or mark_symbols_for_renaming, call
26905         update_stmt.
26907 2009-04-21  Richard Guenther  <rguenther@suse.de>
26909         PR tree-optimization/39827
26910         * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26911         (tree_ssa_phiprop): Pass the correct array size.
26913 2009-04-21  Uros Bizjak  <ubizjak@gmail.com>
26915         * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26917 2009-04-21  Manuel López-Ibáñez  <manu@gcc.gnu.org>
26919         PR 16202
26920         * c-typeck.c (lvalue_p): Move declaration ...
26921         * c-common.h (lvalue_p): ... to here.
26922         * c-common.c (candidate_equal_p): New.
26923         (add_tlist): Use it.
26924         (merge_tlist): Use it.
26925         (warn_for_collisions_1): Likewise.
26926         (warning_candidate_p): Accept more candidates.
26927         (verify_tree): A warning candidate can be an expression. Use
26928         candidate_equal_p.
26930 2009-04-21  Ben Elliston  <bje@au.ibm.com>
26932         PR target/5267
26933         * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26934         for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26935         options.  Remove -mcall-solaris documentation.
26937 2009-04-21  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
26939         PR c++/13358
26940         * doc/invoke.texi (-Wlong-long): Update description.
26941         * c-lex (interpret_integer): Only warn if there was no previous
26942         overflow and -Wlong-long is enabled.
26943         * c-decl.c (declspecs_add_type): Drop redundant flags.
26944         * c.opt (Wlong-long): Init to -1.
26945         * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26946         and front-end warn_long_long. Wlong-long only depends on other
26947         flags if it is uninitialized.
26948         * c-parser.c (disable_extension_diagnostics): warn_long_long is
26949         the same for CPP and FE.
26950         (restore_extension_diagnostics): Likewise.
26952 2009-04-20  Ian Lance Taylor  <iant@google.com>
26954         Fix enum conversions which are invalid in C++:
26955         * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26956         * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26957         * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26958         * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26959         * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26960         (dbxout_parms): Likewise.
26961         * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26962         (df_clear_flags): Likewise.
26963         * df-problems.c (df_rd_bb_local_compute_process_def): Change
26964         top_flag parameter to int.
26965         (df_chain_create_bb_process_use): Likewise.
26966         (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26967         Remove cast.
26968         * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26969         (df_ref_create_structure, df_def_record_1): Likewise.
26970         (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26971         (df_notes_rescan): Change 0 to VOIDmode in function call.
26972         (df_get_call_refs, df_insn_refs_collect): Likewise.
26973         (df_bb_regs_collect): Likewise.
26974         (df_entry_block_defs_collect): Likewise.
26975         (df_exit_block_uses_collect): Likewise.
26976         * df.h: Update declarations.
26977         * double-int.c (double_int_divmod): Add cast to enum type.
26978         * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26979         * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26980         (based_loc_descr): Likewise.
26981         (loc_descriptor_from_tree_1): Change first_op and second_op to
26982         enum dwarf_location_atom.  Add cast to enum type.
26983         * expmed.c (init_expmed): Change 0 to SET in function call.
26984         * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26985         (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26986         (do_store_flag): Likewise.
26987         * fixed-value.h (struct fixed_value): Change mode to enum
26988         machine_mode.
26989         * function.c (assign_parms): Change 0 to VOIDmode in function call.
26990         * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26991         function call.
26992         (insert_insn_decl, insert_decl, insert_state): Likewise.
26993         (automata_list_finish): Likewise.
26994         * genrecog.c (process_define_predicate): Add cast to enum type.
26995         * gensupport.c (init_predicate_table): Add cast to enum type.
26996         * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26997         function call.
26998         (gimple_build_call_1, gimple_build_label): Likewise.
26999         (gimple_build_goto, gimple_build_asm_1): Likewise.
27000         (gimple_build_switch_1, gimple_build_cdt): Likewise.
27001         * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
27002         (enum fallback): Rename from enum fallback_t.
27003         (fallback_t): Typedef as int.
27004         * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
27005         GSI_SAME_STMT in function call.
27006         * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
27007         enum type.
27008         (setup_reg_class_relations): Likewise.
27009         (setup_reg_class_nregs): Change cl to int.  Add casts to enum type.
27010         (setup_prohibited_class_mode_regs): Add cast to enum type.
27011         (setup_prohibited_mode_move_regs): Likewise.
27012         * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
27013         (record_address_regs): Change i to enum reg_class.
27014         * lists.c (alloc_EXPR_LIST): Add cast to enum type.
27015         * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
27016         (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
27017         (GET_MODE_2XWIDER_MODE): Likewise.
27018         (GET_CLASS_NARROWEST_MODE): Likewise.
27019         * omp-low.c (expand_omp_for): Add cast to enum type.
27020         * optabs.c (debug_optab_libfuncs): Add casts to enum type.
27021         * opts.c (enable_warning_as_error): Change kind to diagostic_t.
27022         * postreload.c (reload_cse_simplify_operands): Change rclass local
27023         to enum reg_class.
27024         * predict.c (combine_predictions_for_insn): Change best_predictor
27025         and predictor to enum br_predictor.
27026         (combine_predictions_for_bb): Likewise.
27027         (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
27028         use SET_PREDICT_EXPR_OUTCOME.
27029         * real.c (real_arithmetic): Change icode to code in function call.
27030         * reginfo.c (init_move_cost): Add casts to enum type.
27031         (init_reg_sets_1, init_fake_stack_mems): Likewise.
27032         * regmove.c (regclass_compatible_p): Change class0 and class1 to
27033         enum reg_class.
27034         * reload.c (find_valid_class): Add casts to enum type.
27035         (push_reload): Change 0 to NO_REGS in function call.
27036         (find_reloads): Change this_alternative to array of enum
27037         reg_class.  Remove some now-unnecessary casts.
27038         (make_memloc): Change 0 to VOIDmode in function call.
27039         * reload1.c (reload): Change 0 to VOIDmode in function call.
27040         (eliminate_regs_1, elimination_effects): Likewise.
27041         (eliminate_regs_in_insn): Likewise.
27042         (emit_input_reload_insns): Add cast to enum type.
27043         (delete_output_reload): Change 0 to VOIDmode in function call.
27044         * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
27045         to enum type in function call.
27046         * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
27047         (SET_PREDICT_EXPR_OUTCOME): Define.
27048         * tree-dump.c (get_dump_file_info): Change phase parameter to int.
27049         (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
27050         (dump_initialized_p, dump_flag_name, dump_end): Likewise.
27051         (dump_function): Likewise.
27052         * tree-dump.h: Update declarations.
27053         * tree-pass.h: Update declarations.
27054         * varasm.c (assemble_integer): Change mclass to enum mode_class.
27055         * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
27056         enum type.
27057         (arm_rtx_costs_1): Correct parenthesization.
27058         (arm_rtx_costs): Add casts to enum type.
27059         (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
27060         (vfp_emit_fstmd): Use add_rg_note.
27061         (emit_multi_reg_push, emit_sfm): Likewise.
27062         (thumb_set_frame_pointer): Likewise.
27063         (arm_expand_prologue): Likewise.
27064         (arm_regno_class): Change return type to enum reg_class.
27065         (thumb1_expand_prologue): Use add_reg_note.
27066         * config/arm/arm-protos.h (arm_regno_class): Update declaration.
27067         * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
27068         in function call.
27069         * config/arm/gentune.sh: Add cast to enum type.
27070         * config/arm/arm-tune.md: Rebuild.
27071         * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
27072         (ix86_split_fp_branch, predict_jump): Likewise.
27073         (ix86_expand_multi_arg_builtin): Change sub_code from enum
27074         insn_code to enum rtx_code.
27075         (ix86_builtin_vectorized_function): Add cast to enum type.
27076         * config/i386/i386.md (truncdfsf2): Change slot to enum
27077         ix86_stack_slot.
27078         (truncxf<mode>2, isinf<mode>2): Likewise.
27079         * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
27080         enum type.
27081         * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
27082         (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
27083         (insert_bundle_state): Change 1 to INSERT in function call.
27084         (ia64_add_bundle_selector_before): Likewise.
27085         * config/ia64/ia64.md (cpu attr): Add cast to enum type.
27086         (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
27087         (restore_stack_nonlocal): Likewise.
27088         * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
27089         function call.
27090         * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
27091         function call.
27092         (mips_rtx_costs): Likewise.
27093         (mips_override_options): Add casts to enum type.
27094         * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
27095         in function call.
27096         * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
27097         (store_reg, set_reg_plus_d): Likewise.
27098         (hppa_expand_prologue, hppa_profile_hook): Likewise.
27099         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27100         cast to enum type.
27101         (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
27102         function call.
27103         (emit_unlikely_jump): Use add_reg_note.
27104         (rs6000_emit_allocate_stack): Likewise.
27105         (rs6000_frame_related, rs6000_emit_prologue): Likewise.
27106         (output_toc): Change 1 to INSERT in function call.
27107         (output_profile_hook): Change 0 to LCT_NORMAL in function call.
27108         (rs6000_initialize_trampoline): Likewise.
27109         (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
27110         function call.
27111         * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
27112         (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
27113         (s390_expand_setmem, s390_expand_cmpmem): Likewise.
27114         (save_gprs): Use add_reg_note.
27115         (s390_emit_prologue): Likewise.
27116         (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
27117         * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
27118         (sparc_fold_builtin): Add cast to enum type.
27119         * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
27120         enum insn_code.
27121         (spu_expand_prologue): Use add_reg_note.
27122         (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
27124 2009-04-20  Ian Lance Taylor  <iant@google.com>
27126         * c-parser.c (c_parser_attributes): Change VEC back to tree list.
27127         (c_parser_postfix_expression_after_primary): Get VEC for list of
27128         arguments.  Get original types of arguments.  Call
27129         build_function_call_vec.
27130         (cached_expr_list_1, cached_expr_list_2): New static variables.
27131         (c_parser_expr_list): Change return type to VEC *.  Add
27132         p_orig_types parameter.  Change all callers.
27133         (c_parser_release_expr): New static function.
27134         (c_parser_vec_to_tree_list): New static function.
27135         * c-typeck.c (build_function_call): Rewrite to build a VEC and
27136         call build_function_call_vec.
27137         (build_function_call_vec): New function, based on old
27138         build_function_call.
27139         (convert_arguments): Remove nargs and argarray parameters.  Change
27140         values to a VEC.  Add origtypes parameter.
27141         (build_modify_expr): Add rhs_origtype parameter.  Change all callers.
27142         (convert_for_assignment): Add origtype parameter.  Change all
27143         callers.  If warn_cxx_compat, check for conversion to an enum
27144         type when calling a function.
27145         (store_init_value): Add origtype parameter.  Change all callers.
27146         (digest_init): Likewise.
27147         (struct init_node): Add origtype field.
27148         (add_pending_init): Add origtype parameter.  Change all callers.
27149         (output_init_element): Likewise.
27150         (output_pending_init_elements): Pass origtype from init_node to
27151         output_init_element.
27152         (process_init_element): Pass origtype from c_expr to
27153         output_init_element.
27154         (c_finish_return): Add origtype parameter.  Change all callers.
27155         * c-common.c (sync_resolve_size): Change params to VEC *.  Change
27156         caller.
27157         (sync_resolve_params): Likewise.
27158         (sync_resolve_return): Change params to first_param.  Change caller.
27159         (resolve_overloaded_builtins): Change params to VEC *.  Change
27160         callers.  Save first parameter around call to build_function_call_vec.
27161         * c-decl.c (finish_decl): Add origtype parameter.  Change all
27162         callers.  Call build_function_call_vec rather than
27163         build_function_call for cleanup.
27164         * c-tree.h: Update declarations.
27165         * c-common.h: Update declarations.
27166         * stub-objc.c (objc_rewrite_function_call): Change parameter from
27167         params to first_param.
27168         * target.h (struct gcc_target): Change resolve_overloaded_builtin
27169         params parameter from tree to void *.
27170         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27171         Change arglist parameter to have type void *, and to be a pointer
27172         to a VEC.
27173         * config/rs6000/rs6000-protos.h
27174         (altivec_resolve_overloaded_builtin): Update declaration.
27175         * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
27176         fnargs parameter to have type void *, and to be a pointer to a
27177         VEC.  Call build_function_call_vec instead of
27178         build_function_call.
27179         * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
27181 2009-04-20  Joey Ye  <joey.ye@intel.com>
27182             Xuepeng Guo  <xuepeng.guo@intel.com>
27183             H.J. Lu  <hongjiu.lu@intel.com>
27185         * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
27187         * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
27188         (IX86_LEA_PRIORITY): Likewise.
27189         (distance_non_agu_define): New function.
27190         (distance_agu_use): Likewise.
27191         (ix86_lea_for_add_ok): Likewise.
27192         (ix86_dep_by_shift_count): Likewise.
27194         * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
27195         should split for LEA.
27197         * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
27198         function.
27199         (ix86_dep_by_shift_count): Likewise.
27201 2009-04-20  Richard Guenther  <rguenther@suse.de>
27203         * expr.c (handled_component_p): Move ...
27204         * tree.h (handled_component_p): ... here.
27205         * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
27206         ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
27207         and REALPART_EXPR to be in one group.
27209 2009-04-20  Richard Guenther  <rguenther@suse.de>
27211         * basic-block.h (get_all_dominated_blocks): Declare.
27212         * dominance.c (get_all_dominated_blocks): New function.
27213         * tree-cfg.c (get_all_dominated_blocks): Remove.
27214         (remove_edge_and_dominated_blocks): Adjust.
27215         * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
27216         (tree_ssa_phiprop): ... here.  Use get_all_dominated_blocks
27217         instead of recursing.
27219 2009-04-20  Doug Kwan  <dougkwan@google.com>
27221         * cgraph.h (cgraph_node_ptr): New type for vector functions.
27222         (struct cgraph_node_set_def): New type.
27223         (cgraph_node_set) New type. Also declare vector functions.
27224         (struct cgraph_node_set_element_def): New type.
27225         (cgraph_node_set_element): Ditto.
27226         (cgraph_node_set_iterator): New iterator type.
27227         (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
27228         cgraph_node_set_remove, dump_cgraph_node_set,
27229         debug_cgraph_node_set): New prototypes.
27230         (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
27231         cgraph_node_set_size): New inlines.
27232         * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
27233         including cgraph.h.
27234         (struct ipa_opt_pass): Add struct cgraph_node_set_def
27235         argument to function 'write_summary'.
27236         * ipa.c: Include ggc.h.
27237         (hash_cgraph_node_set_element,
27238         eq_cgraph_node_set_element, cgraph_node_set_new,
27239         cgraph_node_set_add, cgraph_node_set_remove,
27240         cgraph_node_set_find, dump_cgraph_node_set,
27241         debug_cgraph_node_set): New functions.
27242         * Makefile.in (ipa.o): Add dependency on GGC_H.
27244 2009-04-20  Ira Rosen  <irar@il.ibm.com>
27246         PR tree-optimization/39675
27247         * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
27248         check of the return code of vect_schedule_slp. Check that
27249         stmt_vec_info still exists for the statement, before checking its
27250         vectorization type.
27252 2009-04-20  Michael Matz  <matz@suse.de>
27254         * Makefile.in (generated_files): Take out $(simple_generated_c).
27256 2009-04-19  Dave Korn  <dave.korn.cygwin@gmail.com>
27258         * config/i386/cygwin-stdint.h (INTPTR_TYPE):  Remove "long".
27259         (UINTPTR_TYPE):  Likewise.
27261 2009-04-19  Joseph Myers  <joseph@codesourcery.com>
27263         PR c/37481
27264         * c-typeck.c (digest_init): Check for initializing an array with a
27265         string literal.
27267 2009-04-19  Joseph Myers  <joseph@codesourcery.com>
27269         PR c/19771
27270         * c-semantics.c (pop_stmt_list): Propagate
27271         STATEMENT_LIST_HAS_LABEL to parent statement list.
27273 2009-04-19  Adam Nemet  <anemet@caviumnetworks.com>
27275         * config/mips/mips.h (mips_tune_attr): New macro.
27276         * config/mips/mips.md (cpu): Use it.
27278 2009-04-19  Joseph Myers  <joseph@codesourcery.com>
27280         PR c/38243
27281         * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
27282         declaring a tag.
27284 2009-04-19  Diego Novillo  <dnovillo@google.com>
27286         * toplev.c (compile_file): Move call to coverage_finish ...
27287         * cgraphunit.c (ipa_passes): ... here.
27288         Call cgraph_process_new_functions.
27289         * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
27290         * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
27292 2009-04-19  Jan Hubicka  <jh@suse.cz>
27294         * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
27295         cfun.
27296         (dump_cgraph_node): Dump can throw external flag.
27297         * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
27299 2009-04-19  Manuel López-Ibáñez  <manu@gcc.gnu.org>
27301         PR c/32061
27302         PR c++/36954
27303         * doc/invoke.texi: Add -Wlogical-op to -Wextra.
27304         * common.opt (Wlogical-op): Move from here...
27305         * c.opt (Wlogical-op): ... to here.
27306         * c-typeck.c (parser_build_binary_op): Update call to
27307         warn_logical_operator.
27308         * c-opts.c (c_common_post_options): Enable warn_logical_op with
27309         extra_warnings.
27310         * c-common.c (warn_logical_op): Update.
27311         * c-common.h (warn_logical_op): Update declaration.
27313 2009-04-19  Eric Botcazou  <ebotcazou@adacore.com>
27315         * tree.c (protected_set_expr_location): Fix formatting.
27317 2009-04-18  Joseph Myers  <joseph@codesourcery.com>
27319         PR c/27676
27320         * c-typeck.c (readonly_warning): new.
27321         (build_unary_op, build_modify_expr): Use readonly_warning for
27322         storing into something readonly but not const-qualified.
27324 2009-04-18  Joseph Myers  <joseph@codesourcery.com>
27326         PR c/22367
27327         * c-typeck.c (build_unary_op): Check for taking address of
27328         expression of type void.
27330 2009-04-18  Joseph Myers  <joseph@codesourcery.com>
27332         PR c/35210
27333         * c-typeck.c (build_function_call): Check for calling a function
27334         with qualified void return types.  Call require_complete_type when
27335         generating a trap.
27337 2009-04-18  Jan Hubicka  <jh@suse.cz>
27339         * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
27340         Set nothrow flag.
27341         * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
27342         can_throw_external flag.
27343         * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
27344         * ipa-pure-const.c (ignore_edge): New function.
27345         (propagate): Compute order for NOTHROW computation; set NOTHROWs
27346         only over can_throw_external edges.
27347         (local_pure_const): Add nothrow flag.
27348         * ipa-utils.c (searchc): Add ignore_edge callback.
27349         (ipa_utils_reduced_inorder): Add ignore_edge callback.
27350         * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
27351         (set_nothrow_function_flags): Update cgraph.
27352         * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
27354 2009-04-18  Richard Guenther  <rguenther@suse.de>
27356         PR middle-end/39804
27357         * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
27358         (fold_stmt): ... this and ...
27359         (fold_stmt_inplace): ... this.
27360         (fold_stmt_1): Fold references in calls and asms.
27361         * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
27363 2009-04-18  Kazu Hirata  <kazu@codesourcery.com>
27365         * tree-vrp.c (ssa_name_nonzero_p): Remove.
27366         * tree.h: Remove the prototype for ssa_name_nonzero_p.
27368 2009-04-18  Kazu Hirata  <kazu@codesourcery.com>
27370         * tree.c (function_args_count): Remove.
27371         * tree.h: Remove the prototype for function_args_count.
27373 2009-04-18  Kazu Hirata  <kazu@codesourcery.com>
27375         * tree-iterator.c (expr_only): Remove.
27376         * tree.h: Remove the prototype for expr_only.
27378 2009-04-18  Kazu Hirata  <kazu@codesourcery.com>
27380         * reginfo.c (cannot_change_mode_set_regs): Remove.
27381         * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
27383 2009-04-08  Anatoly Sokolov  <aesok@post.ru>
27385         * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
27386         whether operands 0 and 1 overlaps.
27388 2009-04-18  Manuel López-Ibáñez  <manu@gcc.gnu.org>
27390         PR middle-end/36902
27391         * tree-vrp.c (check_array_ref): Pass a location_t instead of a
27392         pointer. Use warning_at instead of warning.
27393         (search_for_addr_array): Likewise.
27394         (check_array_bounds): Likewise.
27395         (check_all_array_refs): Check that the incoming edge is not in the
27396         list of edges to be removed.
27397         (check_all_array_refs): Avoid the temporal pointer.
27398         (vrp_visit_cond_stmt): Fix typo.
27399         (simplify_switch_using_ranges): Handle the case where the switch
27400         index is an integer constant.
27402 2009-04-18  Adam Nemet  <anemet@caviumnetworks.com>
27404         * config/mips/mips.c (mips_final_postscan_insn): Make it static.
27406 2009-04-18  Kazu Hirata  <kazu@codesourcery.com>
27408         * doc/extend.texi, doc/invoke.texi: Fix typos.
27410 2009-04-17  Cary Coutant  <ccoutant@google.com>
27412         * tree-flow-inline.h (get_lineno): Fix inverted test.
27414 2009-04-17  Diego Novillo  <dnovillo@google.com>
27416         * tree-ssa-pre.c (create_expression_by_pieces): Remove
27417         assertion for AVAIL_OUT.
27419 2009-04-17  Mike Frysinger  <vapier@gentoo.org>
27421         PR target/38627
27422         * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
27423         * config/sh/linux-atomic.asm: Likewise.
27425 2009-04-17  Diego Novillo  <dnovillo@google.com>
27427         * except.c (debug_eh_tree): New.
27428         (struct eh_region, struct eh_status): Move ...
27429         * except.h: ... here.
27430         (add_type_for_runtime): Declare extern.
27431         (lookup_type_for_runtime): Likewise.
27432         (debug_eh_tree): Declare.
27433         * Makefile.in (GTFILES): List except.h before except.c
27435 2009-04-17  Diego Novillo  <dnovillo@google.com>
27437         * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
27438         * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
27439         * tree-dfa.c (find_referenced_vars_in): Factor out of ...
27440         (find_vars_r): ... here.
27441         * tree-flow.h (find_referenced_vars_in): Declare.
27442         * tree-ssa-pre.c (create_expression_by_pieces): Assert
27443         that AVAIL_OUT exists for BLOCK.
27444         * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
27445         (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
27446         (tree-parloops.o): Likewise.
27448 2009-04-17  Simon Baldwin  <simonb@google.com>
27450         * toplev.c (default_tree_printer): Add handling for %E format.
27452 2009-04-17  Diego Novillo  <dnovillo@google.com>
27454         * tree-pretty-print.c (dump_generic_node): Add break after
27455         TREE_BINFO handler.  Handle COMPLEX_TYPE, REAL_TYPE and
27456         FIXED_POINT_TYPE.  Handle NULL TREE_TYPEs.  Handle METHOD_TYPE and
27457         FUNCTION_TYPE together.  Call print_struct_decl when printing
27458         structures and TDF_SLIM is not given.
27459         (print_struct_decl): Fix logic for detecting recursion.
27461 2009-04-17  Rafael Avila de Espindola  <espindola@google.com>
27463         PR 31567
27464         * gcc.c (create_at_file): New.
27465         (compile_input_file_p): New.
27466         (do_spec_1): Use @args files for %i. Use create_at_file for %o.
27467         * main.c (main): Update call to toplev_main.
27468         * toplev.c (toplev_main): Change signature. Call expandargv.
27469         * toplev.h (toplev_main): Change signature.
27471 2009-04-17  Eric Botcazou  <ebotcazou@adacore.com>
27473         * dwarf2out.c (field_byte_offset): Use the type size as the field size
27474         if the latter is not constant.
27476 2009-04-17  David Edelsohn  <edelsohn@gnu.org>
27478         * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
27480 2009-04-17  Eric Botcazou  <ebotcazou@adacore.com>
27482         * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
27483         * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
27485 2009-04-17  Richard Guenther  <rguenther@suse.de>
27487         * tree-ssa-structalias.c (get_constraint_for_component_ref):
27488         Handle component references view-converting an invariant address.
27490 2009-04-17  Adam Nemet  <anemet@caviumnetworks.com>
27492         * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
27493         TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
27494         TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
27495         TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
27496         Use @deftypevr rather than @deftypevar.
27498 2009-04-17  Richard Guenther  <rguenther@suse.de>
27500         * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
27501         (get_prop_source_stmt): Likewise.
27502         (can_propagate_from): Likewise.
27504 2009-04-17  Andrew Stubbs  <ams@codesourcery.com>
27506         * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
27507         TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
27508         (--with-multilib-list): Add default value.
27509         * configure: Regenerate.
27510         * Makefile.in (TM_ENDIAN_CONFIG): Define.
27511         (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
27512         * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
27513         TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
27514         Don't add default cpu to multilib list unnecessarily, but do enable
27515         the relevant compiler option..
27516         Add support for --with-multilib-list=<blank> and
27517         --with-multilib-list=!<somelib> to supress unwanted multilibs.
27518         * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
27519         (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
27520         (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
27521         TM_MULTILIB_CONFIG.
27522         (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
27523         (MULTILIB_OSDIRNAMES): New variable.
27524         * config/sh/t-1e: Delete file.
27525         * config/sh/t-mlib-sh1: Delete file.
27526         * config/sh/t-mlib-sh2: Delete file.
27527         * config/sh/t-mlib-sh2a: Delete file.
27528         * config/sh/t-mlib-sh2a-nofpu: Delete file.
27529         * config/sh/t-mlib-sh2a-single: Delete file.
27530         * config/sh/t-mlib-sh2a-single-only: Delete file.
27531         * config/sh/t-mlib-sh2e: Delete file.
27532         * config/sh/t-mlib-sh3e: Delete file.
27533         * config/sh/t-mlib-sh4: Delete file.
27534         * config/sh/t-mlib-sh4-nofpu: Delete file.
27535         * config/sh/t-mlib-sh4-single: Delete file.
27536         * config/sh/t-mlib-sh4-single-only: Delete file.
27537         * config/sh/t-mlib-sh4a: Delete file.
27538         * config/sh/t-mlib-sh4a-nofpu: Delete file.
27539         * config/sh/t-mlib-sh4a-single: Delete file.
27540         * config/sh/t-mlib-sh4a-single-only: Delete file.
27541         * config/sh/t-mlib-sh4al: Delete file.
27542         * config/sh/t-mlib-sh5-32media: Delete file.
27543         * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
27544         * config/sh/t-mlib-sh5-64media: Delete file.
27545         * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
27546         * config/sh/t-mlib-sh5-compact: Delete file.
27547         * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
27548         * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
27549         * doc/install.texi (Options specification): Add
27550         --with-multilib-list and --with-endian.
27552 2009-04-17  Rafael Avila de Espindola  <espindola@google.com>
27554         * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
27555         REVISION_c.
27556         (OBJS-common): Add plugin-version.o.
27557         (plugin-version.o): New.
27558         * gcc-plugin.h (plugin_gcc_version): New.
27559         (plugin_default_version_check): New.
27560         (plugin_init_func, plugin_init): Add version argument.
27561         * plugin-version.c: New.
27562         * plugin.c (str_plugin_gcc_version_name): New.
27563         (try_init_one_plugin): Read plugin_gcc_version from the plugin and
27564         pass it to the init function.
27565         (plugin_default_version_check): New.
27567 2009-04-17  Richard Guenther  <rguenther@suse.de>
27569         * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
27570         for decl-vs-decl disambiguation.
27572 2009-04-17  Andreas Krebbel  <krebbel1@de.ibm.com>
27574         * config/s390/s390.h (s390_tune_attr): New macro definition.
27575         * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
27577 2009-04-17  Richard Guenther  <rguenther@suse.de>
27579         * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
27580         (fold_stmt_r): Likewise.
27581         (maybe_fold_reference): New function.
27582         (fold_gimple_assign): Handle cases fold_stmt_r did.
27583         (fold_stmt): Do not use fold_stmt_r.
27584         (fold_stmt_inplace): Likewise.
27586 2009-04-17  Richard Guenther  <rguenther@suse.de>
27588         * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
27589         (record_equivalences_from_stmt): Remove useless checks and
27590         simplifications.
27591         * tree-ssa-pre.c (eliminate): Avoid converting a constant if
27592         the type is already suitable.
27594 2009-04-17  Paolo Bonzini  <bonzini@gnu.org>
27596         * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
27598 2009-04-17  Uros Bizjak  <ubizjak@gmail.com>
27600         * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
27601         (CMPtype): Define as __gcc_CMPtype.
27603 2009-04-17  Aurelien Jarno  <aurelien@aurel32.net>
27605         * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
27606         for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
27608 2009-04-17  Richard Guenther  <rguenther@suse.de>
27610         PR tree-optimization/39746
27611         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
27612         special-casing for builtins and static variable use/def.
27613         (call_may_clobber_ref_p_1): Likewise.
27615 2009-04-16  Ian Lance Taylor  <iant@google.com>
27617         * df.h: Include "timevar.h".
27618         (struct df_problem): Change tv_id field to timevar_id_t.
27619         * tree-pass.h: Include "timevar.h".
27620         (struct opt_pass): Change tv_id field to timevar_id_t.
27621         * timevar.h (timevar_id_t): Define TV_NONE.
27622         * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
27623         TV_NONE rather than tv_id != 0.
27624         (execute_one_pass): Likewise.
27625         * Makefile.in (DF_H): Add $(TIMEVAR_H).
27626         (TREE_PASS_H): Define.  Change all instances of tree-pass.h in
27627         dependencies to $(TREE_PASS_H).
27628         * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
27629         to TV_NONE.
27630         (pass_branch_target_load_optimize2): Likewise.
27631         * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
27632         (pass_outof_cfg_layout_mode): Likewise.
27633         * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
27634         (pass_rebuild_cgraph_edges): Likewise.
27635         (pass_remove_cgraph_callee_edges): Likewise.
27636         * df-core.c (pass_df_initialize_opt): Likewise.
27637         (pass_df_initialize_no_opt): Likewise.
27638         (pass_df_finish): Likewise.
27639         * emit-rtl.c (pass_unshare_all_rtl): Likewise.
27640         * except.c (pass_set_nothrow_function_flags): Likewise.
27641         (pass_convert_to_eh_region_ranges): Likewise.
27642         * final.c (pass_compute_alignments): Likewise.
27643         * function.c (pass_instantiate_virtual_regs): Likewise.
27644         (pass_init_function): Likewise.
27645         (pass_leaf_regs): Likewise.
27646         (pass_match_asm_constraints): Likewise.
27647         * gimple-low.c (pass_lower_cf): Likewise.
27648         (pass_mark_used_blocks): Likewise.
27649         * init-regs.c (pass_initialize_regs): Likewise.
27650         * integrate.c (pass_initial_value_sets): Likewise.
27651         * ira.c (pass_ira): Likewise.
27652         * jump.c (pass_cleanup_barriers): Likewise.
27653         * omp-low.c (pass_expand_omp): Likewise.
27654         (pass_lower_omp): Likewise.
27655         * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
27656         * recog.c (pass_split_all_insns): Likewise.
27657         (pass_split_after_reload): Likewise.
27658         (pass_split_before_regstack): Likewise.
27659         (pass_split_before_sched2): Likewise.
27660         (pass_split_for_shorten_branches): Likewise.
27661         * reginfo.c (pass_reginfo_init): Likewise.
27662         (pass_subregs_of_mode_init): Likewise.
27663         (pass_subregs_of_mode_finish): Likewise.
27664         * passes.c (pass_postreload): Likewise.
27665         * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
27666         * tree-cfg.c (pass_remove_useless_stmts): Likewise.
27667         (pass_warn_function_return): Likewise.
27668         (pass_warn_function_noreturn): Likewise.
27669         * tree-complex.c (pass_lower_complex): Likewise.
27670         (pass_lower_complex_O0): Likewise.
27671         * tree-if-conv.c (pass_if_conversion): Likewise.
27672         * tree-into-ssa.c (pass_build_ssa): Likewise.
27673         * tree-mudflap.c (pass_mudflap_1): Likewise.
27674         (pass_mudflap_2): Likewise.
27675         * tree-nomudflap.c (pass_mudflap_1): Likewise.
27676         (pass_mudflap_2): Likewise.
27677         * tree-nrv.c (pass_return_slot): Likewise.
27678         * tree-object-size.c (pass_object_sizes): Likewise.
27679         * tree-optimize.c (pass_all_optimizations): Likewise.
27680         (pass_early_local_passes): Likewise.
27681         (pass_all_early_optimizations): Likewise.
27682         (pass_cleanup_cfg): Likewise.
27683         (pass_cleanup_cfg_post_optimizing): Likewise.
27684         (pass_free_datastructures): Likewise.
27685         (pass_free_cfg_annotations): Likewise.
27686         (pass_fixup_cfg): Likewise.
27687         (pass_init_datastructures): Likewise.
27688         * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
27689         (pass_late_warn_uninitialized): Likewise.
27690         (pass_update_address_taken): Likewise.
27691         * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
27692         * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
27693         (pass_cse_sincos): Likewise.
27694         (pass_convert_to_rsqrt): Likewise.
27695         * tree-ssa-structalias.c (pass_build_alias): Likewise.
27696         * tree-stdarg.c (pass_stdarg): Likewise.
27697         * tree-tailcall.c (pass_tail_recursion): Likewise.
27698         (pass_tail_calls): Likewise.
27699         * tree-vect-generic.c (pass_lower_vector): Likewise.
27700         (pass_lower_vector_ssa): Likewise.
27701         * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
27703 2009-04-16  Joseph Myers  <joseph@codesourcery.com>
27705         * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
27706         XLR entry.
27707         * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
27708         Handle -march=xlr.
27709         * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
27710         logical and signext.
27712 2009-04-16  Kaz Kojima  <kkojima@gcc.gnu.org>
27714         PR target/39767
27715         * config/sh/predicates.md (arith_operand): Check if the operand
27716         of TRUNCATE is a REG.
27718 2009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27720         * cfgrtl.c (delete_insn_chain_and_edges): Remove.
27721         * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
27723 2009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27725         * tree-iterator.c (tsi_split_statement_list_after,
27726         tsi_split_statement_list_before): Remove.
27727         * tree-iterator.h: Remove the prototypes for
27728         tsi_split_statement_list_after and tsi_split_statement_list_before.
27730 2009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27732         * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
27733         * tree-ssa-propagate.h: Remove the prototype for
27734         stmt_makes_single_load.
27736 2009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27738         * emit-rtl.c (set_mem_attrs_from_reg): Remove.
27739         * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
27741 2009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27743         * tree-iterator.c (EXPR_LAST_BODY): Remove.
27745 2009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27747         * except.c (eh_region_outer_p): Remove.
27748         * except.h: Remove the prototype for eh_region_outer_p.
27750 2009-04-16  Kazu Hirata  <kazu@codesourcery.com>
27752         * function.c (current_function_assembler_name): Remove.
27753         * function.h: Remove the prototype for
27754         current_function_assembler_name.
27756 2009-04-16  Ian Lance Taylor  <iant@google.com>
27758         * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
27759         (add_reg_note): Call alloc_reg_note.
27760         * rtl.h (alloc_reg_note): Declare.
27761         * combine.c (try_combine): Use alloc_reg_note.
27762         (recog_for_combine, move_deaths): Likewise.
27763         (distribute_notes): Use alloc_reg_note and add_reg_note.
27764         * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
27765         * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
27766         * reload1.c (eliminate_regs_1): Use alloc_reg_note.
27768 2009-04-16  Vladimir Makarov  <vmakarov@redhat.com>
27770         PR rtl-optimization/39762
27771         * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
27772         ira_may_move_out_cost): Add comments about way of their usage.
27773         (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
27775         * ira-conflicts.c (process_regs_for_copy): Use function
27776         ira_get_register_move_cost instead of global
27777         ira_register_move_cost.
27779         * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
27780         color_pass, move_spill_restore, update_curr_costs): Ditto.
27782         * ira-lives.c (process_single_reg_class_operands): Ditto.
27784         * ira-emit.c (emit_move_list): Ditto.
27786         * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
27787         (record_reg_classes): Ditto.  Use functions
27788         ira_get_register_move_cost and ira_get_may_move_cost instead of
27789         global vars ira_register_move_cost, ira_may_move_out_cost and
27790         ira_may_move_in_cost.
27791         (record_address_regs): Don't call ira_init_register_move_cost.
27792         Use function ira_get_may_move_cost instead of global
27793         ira_may_move_in_cost.
27794         (process_bb_node_for_hard_reg_moves): Use function
27795         ira_get_register_move_cost instead of global ira_register_move_cost.
27796         (ira_costs): Don't call ira_init_register_move_cost.
27798 2009-04-16  Richard Guenther  <rguenther@suse.de>
27800         * tree-cfg.c (verify_gimple_assign_binary):
27801         Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
27802         * ipa-struct-reorg.c (gen_size): Fold the built expressions.
27803         (create_general_new_stmt): Note that this function is broken.
27805 2009-04-16  Rafael Avila de Espindola  <espindola@google.com>
27807         * common.opt (fhelp): Add Var(help_flag).
27808         * gcc-plugin.h (plugin_info): Add help.
27809         * plugin.c (plugin_name_args): Add help.
27810         (register_plugin_info): Set plugin->help.
27811         (print_help_one_plugin): New.
27812         (print_plugins_help): New.
27813         * plugin.h (print_plugins_help): New.
27814         * toplev.c (toplev_main): Call print_plugins_help if needed.
27816 2009-04-16  Richard Guenther  <rguenther@suse.de>
27818         * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
27819         (gimple_ior_addresses_taken_1): New function.
27820         (gimple_ior_addresses_taken): Likewise.
27821         * gimple.h (struct gimple_statement_with_ops_base): Remove
27822         addresses_taken member.
27823         (gimple_ior_addresses_taken): Declare.
27824         (gimple_addresses_taken, gimple_addresses_taken_ptr,
27825         gimple_set_addresses_taken): Remove.
27826         * ipa-reference.c (mark_address): New function.
27827         (scan_stmt_for_static_refs): Use it for marking addresses taken.
27828         * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27829         (mark_address_taken): ... this.  Just set TREE_ADDRESSABLE.
27830         (gimple_add_to_addresses_taken): Remove.
27831         (get_tmr_operands): Call mark_address_taken.
27832         (get_asm_expr_operands): Likewise.
27833         (get_expr_operands): Likewise.
27834         (build_ssa_operands): Do not clear the addresses_taken bitmap.
27835         (free_stmt_operands): Do not free it.
27836         * tree-ssa.c (delete_tree_ssa): Likewise.
27837         (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27839 2009-04-16  Richard Guenther  <rguenther@suse.de>
27841         * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27842         (walk_stmt_load_store_ops): Likewise.
27843         * gimple.c (get_base_loadstore): New function.
27844         (walk_stmt_load_store_addr_ops): Likewise.
27845         (walk_stmt_load_store_ops): Likewise.
27846         * ipa-pure-const.c (check_op): Simplify.
27847         (check_load, check_store): New functions.
27848         (check_stmt): Use walk_stmt_load_store_ops.
27849         * ipa-reference.c (mark_load): Adjust signature.
27850         (mark_store): Likewise.
27851         (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27853 2009-04-16  Rafael Avila de Espindola  <espindola@google.com>
27855         * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27856         (plugin_info): New.
27857         * opts.c (common_handle_option): Don't call print_version.
27858         * plugin.c (plugin_name_args): Add version.
27859         (register_plugin_info): New.
27860         (register_callback): Handle PLUGIN_INFO.
27861         (try_init_one_plugin): New.
27862         (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27863         if failed to init.
27864         (finalize_one_plugin): New.
27865         (finalize_plugins): New.
27866         (print_one_plugin): New.
27867         (print_plugins_versions): New.
27868         * plugin.h (print_plugins_versions): New.
27869         (finalize_plugins): New.
27870         * toplev.c (compile_file): Don't call initialize_plugins.
27871         (print_version): Call print_plugins_versions.
27872         (toplev_main): Call initialize_plugins. Print version if needed.
27873         Call finalize_plugins.
27875 2009-04-16  Rafael Avila de Espindola  <espindola@google.com>
27877         * common.opt (fversion): New.
27878         * gcc.c (print_version): New.
27879         (process_command): Don't print the version. Just set print_version.
27880         (main): Print version. Call subprocesses if print_version and
27881         verbose_flag are set.
27882         * opts.c (common_handle_option): Handle OPT_fversion.
27884 2009-04-16  Richard Guenther  <rguenther@suse.de>
27885             Ira Rosen  <irar@il.ibm.com>
27887         PR tree-optimization/39698
27888         * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27889         type of the reduction variable.  Only generate the def if
27890         it is needed.
27892         * omp-low.c (expand_omp_for_generic): When converting to a pointer
27893         make sure to first convert to an integer of the same precision.
27894         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27895         the type of the evolution correctly in computing the new
27896         induction variable base.
27898 2009-04-16  Richard Guenther  <rguenther@suse.de>
27900         PR middle-end/39625
27901         * tree-cfg.c (make_blocks): Split statements with to-be
27902         abnormal SSA names on the lhs.
27904 2009-04-16  Paolo Bonzini  <bonzini@gnu.org>
27906         * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27907         Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27908         * c-typeck.c (really_start_incremental_init): Likewise.
27909         * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27910         (TARGET_INITIALIZER): Remove it.
27911         * target.h (struct target): Remove vector_opaque_p.
27912         * tree.c (build_opaque_vector_type): New.
27913         * tree.h (TYPE_VECTOR_OPAQUE): New.
27914         (build_opaque_vector_type): Declare.
27915         * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27916         * config/rs6000/rs6000.c (build_opaque_vector_type,
27917         rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27918         (rs6000_init_builtins): Use build_opaque_vector_type for
27919         opaque_V4SI_type_node.
27921 2009-04-15  Catherine Moore  <clm@codesourcery.com>
27923         * debug.h (set_name):  Declare.
27924         * dwarf2out.c (dwarf2out_set_name): Declare.
27925         (dwarf2_debug_hooks): Add set_name.
27926         (find_AT_string): New.
27927         (add_AT_string): Call find_AT_string.
27928         (dwarf2out_set_name): New.
27929         * cp/decl.c (grokdeclarator): Call set_name.
27930         * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27931         * debug.c (do_nothing_debug_hooks):  Likewise.
27932         * dbxout.c (dbx_debug_hooks): Likewise.
27933         * sdbout.c (sdb_debug_hooks): Likewise.
27935 2009-04-15  Michael Eager  <eager@eagercon.com>
27937         * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27938         reg for single-precision FPU.
27939         * config/rs6000/rs6000.md (movsi_internal1): Only for
27940         !TARGET_SINGLE_FPU.
27941         (movsi_internal1_single): New. Add pattern to move SI values to/from
27942         single-precision FP regs.
27944 2009-04-15  Richard Guenther  <rguenther@suse.de>
27946         * omp-low.c (lower_rec_input_clauses): Build correct address
27947         expressions.
27948         (expand_omp_for_generic): Fix multiplication type.
27949         * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27950         (generate_memset_zero): Fix types.
27951         * tree-profile.c (prepare_instrumented_value): Correctly
27952         widen a pointer.
27954 2009-04-15  Ian Lance Taylor  <iant@google.com>
27956         * c.opt (Wenum-compare): Enable for C and Objc.  Initialize to -1.
27957         * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27958         for -Wall and for -Wc++-compat.
27959         (c_common_post_options): For C++, set warn_enum_compare if not
27960         already set.
27961         * c-tree.h (struct c_expr): Add field original_type.
27962         (build_external_ref): Update declaration.
27963         * c-parser.c (c_parser_braced_init): Set original_type.
27964         (c_parser_initelt): Likewise.
27965         (c_parser_expr_no_commas): Likewise.
27966         (c_parser_conditional_expression): Likewise.
27967         (c_parser_cast_expression): Likewise.
27968         (c_parser_unary_expression): Likewise.  Pull setting of
27969         original_code to top of function.
27970         (c_parser_sizeof_expression): Set original_type.
27971         (c_parser_alignof_expression): Likewise.
27972         (c_parser_postfix_expression): Likewise.  Pull setting of
27973         original_code to top of function.
27974         (c_parser_postfix_expression_after_paren_type): Set original_type.
27975         (c_parser_postfix_expression_after_primary): Likewise.
27976         (c_parser_expression): Likewise.
27977         * c-typeck.c (build_external_ref): Add type parameter.  Change all
27978         callers.
27979         (c_expr_sizeof_expr): Set original_type field.
27980         (parser_build_unary_op): Likewise.
27981         (parser_build_binary_op): Likewise.  Optionally warn about
27982         comparisons of enums of different types.
27983         (digest_init): Set original_type field.
27984         (really_start_incremental_init): Likewise.
27985         (push_init_level, pop_init_level): Likewise.
27986         * doc/invoke.texi (Warning Options): -Wenum-compare now
27987         supported in C.
27989 2009-04-15  Richard Guenther  <rguenther@suse.de>
27991         * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27992         out a necessary conversion.
27993         * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27994         names we didn't value number.
27995         * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27997 2009-04-15  Richard Guenther  <rguenther@suse.de>
27999         PR tree-optimization/39764
28000         * tree-ssa-ccp.c (get_value): Canonicalize value with
28001         canonicalize_float_value.
28003 2009-04-15  Jan Hubicka  <jh@suse.cz>
28005         * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
28006         Wrong version of patch.
28008 2009-04-15  Jan Hubicka  <jh@suse.cz>
28010         * builtins.def (va_start, va_end, va_copy): Mark nothrow.
28012 2009-04-15  Nathan Sidwell  <nathan@codesourcery.com>
28014         * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
28015         our distinct integral and vector types.
28017 2009-04-15  Rafael Avila de Espindola  <espindola@google.com>
28019         * class.c (build_vtbl_ref_1): Remove call to assemble_external.
28020         * init.c (build_vtbl_address): Remove call to assemble_external.
28022 2009-04-14  Daniel Jacobowitz  <dan@codesourcery.com>
28024         * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
28025         output for other floating point modes.
28027 2009-04-14  Diego Novillo  <dnovillo@google.com>
28029         * diagnostic.c (diagnostic_report_diagnostic): Do not
28030         warn about loaded plugins for DK_ERROR and DK_WARNING.
28031         * c-decl.c (declspecs_add_type): Move call to
28032         invoke_plugin_callbacks ...
28033         * c-parser.c (c_parser_declspecs): ... here.
28034         * plugin.c (dump_active_plugins): Tidy output.
28036 2009-04-14  Diego Novillo  <dnovillo@google.com>
28037             Le-Chun Wu  <lcwu@google.com>
28039         * configure.ac: Add --enable-plugin support.
28040         Define ENABLE_PLUGIN and PLUGINLIBS when specified.
28041         * Makefile.in (PLUGIN_H): Define.
28042         Export ENABLE_PLUGIN and GMPINC to site.exp.
28043         Add PLUGINLIBS to link command.
28044         Add/modify dependencies for plugin.o and files including plugin.h.
28045         (plugin.o): New.
28046         * config.in: Regenerate.
28048         * opts.c (common_handle_option): Handle OPT_fplugin_ and
28049         OPT_fplugin_arg_.
28051 2009-04-14  Le-Chun Wu  <lcwu@google.com>
28053         * tree-pass.h (register_one_dump_file): Add a prototype for
28054         register_one_dump_file.
28055         * toplev.c (compile_file): Call initialize_plugins.
28056         (do_compile): Call invoke_plugin_callbacks.
28057         (toplev_main): Call invoke_plugin_callbacks.
28058         * common.opt: Add -fplugin= and -fplugin-arg-.
28059         * gcc-plugin.h: New public header file for plugins to include.
28060         * plugin.c: New source file.
28061         * plugin.h: New internal header file.
28062         * passes.c (register_one_dump_file): Make it external.
28064         * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
28066 2009-04-14  Diego Novillo  <dnovillo@google.com>
28068         * doc/plugins.texi: New.
28069         * doc/gccint.texi: Add reference to Plugins chapter.
28070         * doc/invoke.texi: Document -fplugin and -fplugin-arg
28071         * diagnostic.c (diagnostic_report_diagnostic): Warn about
28072         loaded plugins, if any.
28073         * timevar.def (TV_PLUGIN_INIT): Define.
28074         (TV_PLUGIN_RUN): Define.
28075         * plugin.c: Include timevar.h
28076         (plugins_active_p): New.
28077         (dump_active_plugins): New.
28078         (debug_active_plugins): New.
28080 2009-04-14  Joseph Myers  <joseph@codesourcery.com>
28082         * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
28083         library paths.
28084         * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
28086 2009-04-14  Kazu Hirata  <kazu@codesourcery.com>
28088         * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
28089         the same as a minus without a shift.
28091 2009-04-14  Nick Clifton  <nickc@redhat.com>
28093         * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
28094         comparisons with small integers will always produce a short
28095         branch.
28097 2009-04-14  Rafael Avila de Espindola  <espindola@google.com>
28099         Merge:
28100         2008-12-19  Diego Novillo  <dnovillo@google.com>
28102         * cgraph.c (dump_cgraph_node): Show memory address of NODE.
28104 2009-04-14  Richard Guenther  <rguenther@suse.de>
28106         * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
28107         verification.
28108         (verify_gimple_assign_binary): Likewise.  Handle shifts and
28109         rotates correctly.
28110         (verify_gimple_phi): Print the mismatched argument position.
28111         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28112         Fix types.
28113         (vect_update_init_of_dr): Likewise.
28114         * matrix-reorg.c (transform_access_sites): Do what the
28115         comment suggests.
28116         * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
28118 2009-04-13  Michael Eager  <eager@eagercon.com>
28120         * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
28121         _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
28122         * config/rs6000/xilinx.h: New.  Spec for powerpc-xilinx-eabi
28123         * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
28124         remove duplicate config
28126 2009-04-13  Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
28128         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
28129         file_name:line_number type locator of the call site.
28131 2009-04-13  Vladimir Makarov  <vmakarov@redhat.com>
28133         * genautomata.c: Put blank after comma.
28134         (automaton_decls): New.
28135         (struct unit_usage): Add comments to member next.
28136         (store_alt_unit_usage): Keep the list ordered.
28137         (unit_present_on_list_p, equal_alternatives_p): New.
28138         (check_regexp_units_distribution): Check units distribution
28139         correctness correctly.
28140         (main): Don't write automata if error is found.  Return correct
28141         exit code.
28143         * config/m68k/cf.md (cfv4_ds): Remove.
28144         (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
28145         cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
28147         * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
28148         power4-load-ext, power4-store, power4-store-update,
28149         power4-fpstore, power4-fpstore-update, power4-two, power4-three,
28150         power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
28151         power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
28152         power4-sqrt, power4-isync): Modify reservation to make correct
28153         unit distribution to automata.
28155         * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
28156         power5-store-update, power5-two, power5-three, power5-lmul,
28157         power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
28159 2009-04-13  Adam Nemet  <anemet@caviumnetworks.com>
28161         * except.c (pass_set_nothrow_function_flags): Set name and add
28162         TODO_dump_func.
28163         (set_nothrow_function_flags): Mention in the dump file when
28164         changing a function to nothrow.
28166 2009-04-13  Ozkan Sezer  <sezeroz@gmail.com>
28168         PR/39066
28169         * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
28170         instead of unsigned long.
28172 2009-04-13  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
28174         * config/arm/arm.c (return_used_this_function): Remove.
28175         (arm_output_function_prologue): Remove use of
28176         return_used_this_function.
28177         (output_return_instruction): Replace use of
28178         return_used_this_function
28179         by cfun->machine->return_used_this_function.
28180         (arm_output_epilogue): Likewise.
28181         (arm_output_function_epilogue): Likewise.
28182         (thumb_unexpanded_epilogue): Likewise.
28183         * config/arm/arm.h (struct machine_function):
28184         New member return_used_this_function.
28186 2009-04-12  Mark Mitchell  <mark@codesourcery.com>
28188         * doc/install.texi: Correct description of default directory for
28189         --with-gxx-include-dir.
28191 2009-04-12  Eric Botcazou  <ebotcazou@adacore.com>
28193         * fold-const.c (build_range_check): Properly deal with enumeral and
28194         boolean base types.
28196 2009-04-12  Steven Bosscher  <steven@gcc.gnu.org>
28198         * doc/invoke.texi (max_gcse_passes): Remove documentation.
28199         * params.def (PARAM_MAX_GCSE_PASSES): Remove.
28200         * params.h (MAX_GCSE_PASSES): Remove.
28201         * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
28202         in sequence.  Remove ability to run multiple passes.
28203         (bypass_jumps): Report run as third CPROP pass.
28205 2009-04-12  Adam Nemet  <anemet@caviumnetworks.com>
28207         PR middle-end/39651
28208         * except.c (can_throw_external): Look at each insn in a SEQUENCE
28209         when deciding whether the whole SEQUENCE can throw.
28211 2009-04-12  Uros Bizjak  <ubizjak@gmail.com>
28213         PR target/39740
28214         * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
28215         offseted label references.
28217 2009-04-11  Jan Hubicka  <jh@suse.cz>
28219         * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
28221 2009-04-11  Richard Guenther  <rguenther@suse.de>
28223         PR middle-end/39732
28224         * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
28225         return variables as TREE_ADDRESSABLE.
28227 2009-04-11  Richard Guenther  <rguenther@suse.de>
28229         PR tree-optimization/39713
28230         * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
28231         reference trees have SSA_NAME operands.
28233 2009-04-11  Richard Guenther  <rguenther@suse.de>
28235         PR c/39712
28236         * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
28237         address expressions.
28239 2009-04-11  Dave Korn  <dave.korn.cygwin@gmail.com>
28241         * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE):  Update to
28242         match changes in Cygwin 1.7
28243         (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
28244         UINT_FAST16_TYPE, UINT_FAST32_TYPE):  Likewise.
28246 2009-04-10  Paolo Bonzini  <bonzini@gnu.org>
28248         PR tree-optimization/39701
28249         * doc/invoke.texi (Optimization Options): Document change in
28250         meaning and initialization of -fdelete-null-pointer-checks.
28252 2009-04-10  H.J. Lu  <hongjiu.lu@intel.com>
28254         PR middle-end/39701
28255         * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
28257         * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
28258         here.
28260         * doc/invoke.texi: Update -fdelete-null-pointer-checks.
28262 2009-04-10  Chao-ying Fu  <fu@mips.com>
28264         * doc/tm.texi (Instruction Output): Document
28265         TARGET_ASM_FINAL_POSTSCAN_INSN.
28266         * target.h (final_postscan_insn): New field in asm_out.
28267         * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
28268         (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
28269         * final.c (final_scan_insn): Call
28270         targetm.asm_out.final_postscan_insn after outputting
28271         an asm macro and a normal instruction.
28273         * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
28274         * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
28275         * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
28276         (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
28277         (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
28279 2009-04-10  Paolo Bonzini  <bonzini@gnu.org>
28281         PR middle-end/39701
28282         * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
28283         variables as non-NULL even with -fdelete-null-pointer-checks.
28285 2009-04-10  H.J. Lu  <hongjiu.lu@intel.com>
28287         * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
28289 2009-04-09  H.J. Lu  <hongjiu.lu@intel.com>
28291         PR target/39678
28292         * config/i386/i386.c (classify_argument): Handle SCmode with
28293         (bit_offset % 64) != 0.
28295 2009-04-09  Sandra Loosemore  <sandra@codesourcery.com>
28297         * doc/invoke.texi (Optimize Options): Add cross-reference to
28298         -Q --help=optimizers examples.
28300 2009-04-10  Ben Elliston  <bje@au.ibm.com>
28302         PR target/36800
28303         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
28304         regalign for the reg == fpr and TDmode case.
28306 2009-04-09  David Ayers  <ayers@fsfe.org>
28308         PR objc/29200
28309         * objc/objc-act.c (warn_with_method): Remove helper function.
28310         (check_duplicates): Call warning and inform directly.
28311         (really_start_method): Likewise.
28313 2009-04-09  Paolo Bonzini  <bonzini@gnu.org>
28315         * expmed.c (expand_divmod): Always use a comparison for a division
28316         by a large unsigned integer.
28318         * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
28319         for things others than variables or functions as nonzero.
28321 2009-04-09  Nick Clifton  <nickc@redhat.com>
28323         * unwind-compat.c: Change copyright header to refer to version
28324         3 of the GNU General Public License with version 3.1 of the
28325         GCC Runtime Library Exception and to point readers at the
28326         COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
28327         * config/alpha/crtfastmath.c: Likewise.
28328         * config/alpha/linux-unwind.h: Likewise.
28329         * config/alpha/qrnnd.asm: Likewise.
28330         * config/alpha/vms-crt0-64.c: Likewise.
28331         * config/alpha/vms-crt0.c: Likewise.
28332         * config/alpha/vms-dwarf2.asm: Likewise.
28333         * config/alpha/vms-dwarf2eh.asm: Likewise.
28334         * config/alpha/vms-psxcrt0-64.c: Likewise.
28335         * config/alpha/vms-psxcrt0.c: Likewise.
28336         * config/alpha/vms_tramp.asm: Likewise.
28337         * config/arc/initfini.c: Likewise.
28338         * config/arc/lib1funcs.asm: Likewise.
28339         * config/arm/bpabi-v6m.S: Likewise.
28340         * config/arm/bpabi.S: Likewise.
28341         * config/arm/bpabi.c: Likewise.
28342         * config/arm/crti.asm: Likewise.
28343         * config/arm/crtn.asm: Likewise.
28344         * config/arm/ieee754-df.S: Likewise.
28345         * config/arm/ieee754-sf.S: Likewise.
28346         * config/arm/lib1funcs.asm: Likewise.
28347         * config/arm/libunwind.S: Likewise.
28348         * config/arm/linux-atomic.c: Likewise.
28349         * config/arm/mmintrin.h: Likewise.
28350         * config/arm/pr-support.c: Likewise.
28351         * config/arm/unaligned-funcs.c: Likewise.
28352         * config/arm/unwind-arm.c: Likewise.
28353         * config/arm/unwind-arm.h: Likewise.
28354         * config/avr/libgcc.S: Likewise.
28355         * config/bfin/crti.s: Likewise.
28356         * config/bfin/crtlibid.s: Likewise.
28357         * config/bfin/crtn.s: Likewise.
28358         * config/bfin/lib1funcs.asm: Likewise.
28359         * config/bfin/linux-unwind.h: Likewise.
28360         * config/cris/arit.c: Likewise.
28361         * config/cris/cris_abi_symbol.c: Likewise.
28362         * config/darwin-64.c: Likewise.
28363         * config/darwin-crt2.c: Likewise.
28364         * config/darwin-crt3.c: Likewise.
28365         * config/darwin.h: Likewise.
28366         * config/dbxelf.h: Likewise.
28367         * config/dfp-bit.c: Likewise.
28368         * config/dfp-bit.h: Likewise.
28369         * config/elfos.h: Likewise.
28370         * config/fixed-bit.c: Likewise.
28371         * config/fixed-bit.h: Likewise.
28372         * config/fp-bit.c: Likewise.
28373         * config/fp-bit.h: Likewise.
28374         * config/fr30/crti.asm: Likewise.
28375         * config/fr30/crtn.asm: Likewise.
28376         * config/fr30/lib1funcs.asm: Likewise.
28377         * config/freebsd-spec.h: Likewise.
28378         * config/frv/cmovd.c: Likewise.
28379         * config/frv/cmovh.c: Likewise.
28380         * config/frv/cmovw.c: Likewise.
28381         * config/frv/frvbegin.c: Likewise.
28382         * config/frv/frvend.c: Likewise.
28383         * config/frv/lib1funcs.asm: Likewise.
28384         * config/glibc-stdint.h: Likewise.
28385         * config/h8300/clzhi2.c: Likewise.
28386         * config/h8300/crti.asm: Likewise.
28387         * config/h8300/crtn.asm: Likewise.
28388         * config/h8300/ctzhi2.c: Likewise.
28389         * config/h8300/fixunssfsi.c: Likewise.
28390         * config/h8300/lib1funcs.asm: Likewise.
28391         * config/h8300/parityhi2.c: Likewise.
28392         * config/h8300/popcounthi2.c: Likewise.
28393         * config/i386/ammintrin.h: Likewise.
28394         * config/i386/att.h: Likewise.
28395         * config/i386/avxintrin.h: Likewise.
28396         * config/i386/biarch64.h: Likewise.
28397         * config/i386/bmmintrin.h: Likewise.
28398         * config/i386/cpuid.h: Likewise.
28399         * config/i386/cross-stdarg.h: Likewise.
28400         * config/i386/crtfastmath.c: Likewise.
28401         * config/i386/crtprec.c: Likewise.
28402         * config/i386/cygming-crtbegin.c: Likewise.
28403         * config/i386/cygming-crtend.c: Likewise.
28404         * config/i386/cygwin.asm: Likewise.
28405         * config/i386/emmintrin.h: Likewise.
28406         * config/i386/gmm_malloc.h: Likewise.
28407         * config/i386/gthr-win32.c: Likewise.
28408         * config/i386/i386.h: Likewise.
28409         * config/i386/immintrin.h: Likewise.
28410         * config/i386/linux-unwind.h: Likewise.
28411         * config/i386/linux64.h: Likewise.
28412         * config/i386/mm3dnow.h: Likewise.
28413         * config/i386/mmintrin-common.h: Likewise.
28414         * config/i386/mmintrin.h: Likewise.
28415         * config/i386/nmmintrin.h: Likewise.
28416         * config/i386/pmm_malloc.h: Likewise.
28417         * config/i386/pmmintrin.h: Likewise.
28418         * config/i386/smmintrin.h: Likewise.
28419         * config/i386/sol2-c1.asm: Likewise.
28420         * config/i386/sol2-ci.asm: Likewise.
28421         * config/i386/sol2-cn.asm: Likewise.
28422         * config/i386/sol2-gc1.asm: Likewise.
28423         * config/i386/tmmintrin.h: Likewise.
28424         * config/i386/unix.h: Likewise.
28425         * config/i386/w32-unwind.h: Likewise.
28426         * config/i386/wmmintrin.h: Likewise.
28427         * config/i386/x86-64.h: Likewise.
28428         * config/i386/x86intrin.h: Likewise.
28429         * config/i386/xmmintrin.h: Likewise.
28430         * config/ia64/crtbegin.asm: Likewise.
28431         * config/ia64/crtend.asm: Likewise.
28432         * config/ia64/crtfastmath.c: Likewise.
28433         * config/ia64/crti.asm: Likewise.
28434         * config/ia64/crtn.asm: Likewise.
28435         * config/ia64/fde-glibc.c: Likewise.
28436         * config/ia64/lib1funcs.asm: Likewise.
28437         * config/ia64/linux-unwind.h: Likewise.
28438         * config/ia64/quadlib.c: Likewise.
28439         * config/ia64/unwind-ia64.c: Likewise.
28440         * config/linux.h: Likewise.
28441         * config/m32c/m32c-lib1.S: Likewise.
28442         * config/m32c/m32c-lib2-trapv.c: Likewise.
28443         * config/m32c/m32c-lib2.c: Likewise.
28444         * config/m32r/initfini.c: Likewise.
28445         * config/m68hc11/larith.asm: Likewise.
28446         * config/m68hc11/m68hc11-crt0.S: Likewise.
28447         * config/m68k/cf.md: Likewise.
28448         * config/m68k/crti.s: Likewise.
28449         * config/m68k/crtn.s: Likewise.
28450         * config/m68k/lb1sf68.asm: Likewise.
28451         * config/m68k/linux-unwind.h: Likewise.
28452         * config/mcore/crti.asm: Likewise.
28453         * config/mcore/crtn.asm: Likewise.
28454         * config/mcore/lib1.asm: Likewise.
28455         * config/mips/linux-unwind.h: Likewise.
28456         * config/mips/loongson.h: Likewise.
28457         * config/mips/mips16.S: Likewise.
28458         * config/mmix/crti.asm: Likewise.
28459         * config/mmix/crtn.asm: Likewise.
28460         * config/pa/fptr.c: Likewise.
28461         * config/pa/hpux-unwind.h: Likewise.
28462         * config/pa/lib2funcs.asm: Likewise.
28463         * config/pa/linux-atomic.c: Likewise.
28464         * config/pa/linux-unwind.h: Likewise.
28465         * config/pa/milli64.S: Likewise.
28466         * config/pa/quadlib.c: Likewise.
28467         * config/pa/stublib.c: Likewise.
28468         * config/picochip/libgccExtras/adddi3.asm: Likewise.
28469         * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
28470         * config/picochip/libgccExtras/ashlsi3.c: Likewise.
28471         * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
28472         * config/picochip/libgccExtras/ashrsi3.c: Likewise.
28473         * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
28474         * config/picochip/libgccExtras/divmod15.asm: Likewise.
28475         * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
28476         * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
28477         * config/picochip/libgccExtras/longjmp.asm: Likewise.
28478         * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
28479         * config/picochip/libgccExtras/lshrsi3.c: Likewise.
28480         * config/picochip/libgccExtras/parityhi2.asm: Likewise.
28481         * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
28482         * config/picochip/libgccExtras/setjmp.asm: Likewise.
28483         * config/picochip/libgccExtras/subdi3.asm: Likewise.
28484         * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
28485         * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
28486         * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
28487         * config/rs6000/750cl.h: Likewise.
28488         * config/rs6000/altivec.h: Likewise.
28489         * config/rs6000/biarch64.h: Likewise.
28490         * config/rs6000/crtresfpr.asm: Likewise.
28491         * config/rs6000/crtresgpr.asm: Likewise.
28492         * config/rs6000/crtresxfpr.asm: Likewise.
28493         * config/rs6000/crtresxgpr.asm: Likewise.
28494         * config/rs6000/crtsavfpr.asm: Likewise.
28495         * config/rs6000/crtsavgpr.asm: Likewise.
28496         * config/rs6000/darwin-asm.h: Likewise.
28497         * config/rs6000/darwin-fallback.c: Likewise.
28498         * config/rs6000/darwin-fpsave.asm: Likewise.
28499         * config/rs6000/darwin-ldouble.c: Likewise.
28500         * config/rs6000/darwin-tramp.asm: Likewise.
28501         * config/rs6000/darwin-unwind.h: Likewise.
28502         * config/rs6000/darwin-vecsave.asm: Likewise.
28503         * config/rs6000/darwin-world.asm: Likewise.
28504         * config/rs6000/e500crtres32gpr.asm: Likewise.
28505         * config/rs6000/e500crtres64gpr.asm: Likewise.
28506         * config/rs6000/e500crtres64gprctr.asm: Likewise.
28507         * config/rs6000/e500crtrest32gpr.asm: Likewise.
28508         * config/rs6000/e500crtrest64gpr.asm: Likewise.
28509         * config/rs6000/e500crtresx32gpr.asm: Likewise.
28510         * config/rs6000/e500crtresx64gpr.asm: Likewise.
28511         * config/rs6000/e500crtsav32gpr.asm: Likewise.
28512         * config/rs6000/e500crtsav64gpr.asm: Likewise.
28513         * config/rs6000/e500crtsav64gprctr.asm: Likewise.
28514         * config/rs6000/e500crtsavg32gpr.asm: Likewise.
28515         * config/rs6000/e500crtsavg64gpr.asm: Likewise.
28516         * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
28517         * config/rs6000/eabi-ci.asm: Likewise.
28518         * config/rs6000/eabi-cn.asm: Likewise.
28519         * config/rs6000/eabi.asm: Likewise.
28520         * config/rs6000/linux-unwind.h: Likewise.
28521         * config/rs6000/linux64.h: Likewise.
28522         * config/rs6000/paired.h: Likewise.
28523         * config/rs6000/paired.md: Likewise.
28524         * config/rs6000/ppc64-fp.c: Likewise.
28525         * config/rs6000/ppu_intrinsics.h: Likewise.
28526         * config/rs6000/rs6000.h: Likewise.
28527         * config/rs6000/si2vmx.h: Likewise.
28528         * config/rs6000/sol-ci.asm: Likewise.
28529         * config/rs6000/sol-cn.asm: Likewise.
28530         * config/rs6000/spe.h: Likewise.
28531         * config/rs6000/spu2vmx.h: Likewise.
28532         * config/rs6000/sysv4.h: Likewise.
28533         * config/rs6000/tramp.asm: Likewise.
28534         * config/rs6000/vec_types.h: Likewise.
28535         * config/s390/linux-unwind.h: Likewise.
28536         * config/s390/tpf-unwind.h: Likewise.
28537         * config/score/crti.asm: Likewise.
28538         * config/score/crtn.asm: Likewise.
28539         * config/sh/crt1.asm: Likewise.
28540         * config/sh/crti.asm: Likewise.
28541         * config/sh/crtn.asm: Likewise.
28542         * config/sh/divtab-sh4-300.c: Likewise.
28543         * config/sh/divtab-sh4.c: Likewise.
28544         * config/sh/divtab.c: Likewise.
28545         * config/sh/lib1funcs-4-300.asm: Likewise.
28546         * config/sh/lib1funcs-Os-4-200.asm: Likewise.
28547         * config/sh/lib1funcs.asm: Likewise.
28548         * config/sh/lib1funcs.h: Likewise.
28549         * config/sh/linux-atomic.asm: Likewise.
28550         * config/sh/linux-unwind.h: Likewise.
28551         * config/sh/shmedia.h: Likewise.
28552         * config/sh/sshmedia.h: Likewise.
28553         * config/sh/ushmedia.h: Likewise.
28554         * config/sparc/crtfastmath.c: Likewise.
28555         * config/sparc/linux-unwind.h: Likewise.
28556         * config/sparc/sol2-c1.asm: Likewise.
28557         * config/sparc/sol2-ci.asm: Likewise.
28558         * config/sparc/sol2-cn.asm: Likewise.
28559         * config/spu/divmodti4.c: Likewise.
28560         * config/spu/divv2df3.c: Likewise.
28561         * config/spu/float_disf.c: Likewise.
28562         * config/spu/float_unsdidf.c: Likewise.
28563         * config/spu/float_unsdisf.c: Likewise.
28564         * config/spu/float_unssidf.c: Likewise.
28565         * config/spu/mfc_multi_tag_release.c: Likewise.
28566         * config/spu/mfc_multi_tag_reserve.c: Likewise.
28567         * config/spu/mfc_tag_release.c: Likewise.
28568         * config/spu/mfc_tag_reserve.c: Likewise.
28569         * config/spu/mfc_tag_table.c: Likewise.
28570         * config/spu/multi3.c: Likewise.
28571         * config/spu/spu_internals.h: Likewise.
28572         * config/spu/spu_intrinsics.h: Likewise.
28573         * config/spu/spu_mfcio.h: Likewise.
28574         * config/spu/vec_types.h: Likewise.
28575         * config/spu/vmx2spu.h: Likewise.
28576         * config/stormy16/stormy16-lib2.c: Likewise.
28577         * config/svr4.h: Likewise.
28578         * config/sync.c: Likewise.
28579         * config/v850/lib1funcs.asm: Likewise.
28580         * config/vxlib-tls.c: Likewise.
28581         * config/vxlib.c: Likewise.
28582         * config/vxworks-dummy.h: Likewise.
28583         * config/xtensa/crti.asm: Likewise.
28584         * config/xtensa/crtn.asm: Likewise.
28585         * config/xtensa/ieee754-df.S: Likewise.
28586         * config/xtensa/ieee754-sf.S: Likewise.
28587         * config/xtensa/lib1funcs.asm: Likewise.
28588         * config/xtensa/lib2funcs.S: Likewise.
28589         * config/xtensa/linux-unwind.h: Likewise.
28590         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
28591         * config/xtensa/unwind-dw2-xtensa.h: Likewise.
28592         * coretypes.h: Likewise.
28593         * crtstuff.c: Likewise.
28594         * defaults.h: Likewise.
28595         * dwarf2.h: Likewise.
28596         * emutls.c: Likewise.
28597         * gbl-ctors.h: Likewise.
28598         * gcov-io.h: Likewise.
28599         * ginclude/float.h: Likewise.
28600         * ginclude/iso646.h: Likewise.
28601         * ginclude/stdarg.h: Likewise.
28602         * ginclude/stdbool.h: Likewise.
28603         * ginclude/stddef.h: Likewise.
28604         * ginclude/stdfix.h: Likewise.
28605         * ginclude/stdint-gcc.h: Likewise.
28606         * ginclude/tgmath.h: Likewise.
28607         * gthr-aix.h: Likewise.
28608         * gthr-dce.h: Likewise.
28609         * gthr-gnat.c: Likewise.
28610         * gthr-gnat.h: Likewise.
28611         * gthr-lynx.h: Likewise.
28612         * gthr-mipssde.h: Likewise.
28613         * gthr-nks.h: Likewise.
28614         * gthr-posix.c: Likewise.
28615         * gthr-posix.h: Likewise.
28616         * gthr-posix95.h: Likewise.
28617         * gthr-rtems.h: Likewise.
28618         * gthr-single.h: Likewise.
28619         * gthr-solaris.h: Likewise.
28620         * gthr-tpf.h: Likewise.
28621         * gthr-vxworks.h: Likewise.
28622         * gthr-win32.h: Likewise.
28623         * gthr.h: Likewise.
28624         * libgcc2.c: Likewise.
28625         * libgcc2.h: Likewise.
28626         * libgcov.c: Likewise.
28627         * tsystem.h: Likewise.
28628         * typeclass.h: Likewise.
28629         * unwind-c.c: Likewise.
28630         * unwind-compat.h: Likewise.
28631         * unwind-dw2-fde-compat.c: Likewise.
28632         * unwind-dw2-fde-darwin.c: Likewise.
28633         * unwind-dw2-fde-glibc.c: Likewise.
28634         * unwind-dw2-fde.c: Likewise.
28635         * unwind-dw2-fde.h: Likewise.
28636         * unwind-dw2.c: Likewise.
28637         * unwind-dw2.h: Likewise.
28638         * unwind-generic.h: Likewise.
28639         * unwind-pe.h: Likewise.
28640         * unwind-sjlj.c: Likewise.
28641         * unwind.inc: Likewise.
28642         * config/arm/neon-gen.ml: Change generated copyright header to
28643         refer to version 3 of the GNU General Public License with
28644         version 3.1 of the GCC Runtime Library Exception and to point
28645         readers at the COPYING3 and COPYING3.RUNTIME files and the
28646         FSF's license web page.
28647         * config/arm/arm_neon.h: Regenerate.
28649 2009-04-09  Jakub Jelinek  <jakub@redhat.com>
28651         * config/cris/cris.md: Change copyright header to refer to version
28652         3 of the GNU General Public License.
28653         * doc/install.texi2html: Change copyright header to refer to version
28654         3 of the GNU General Public License and to point readers at the
28655         COPYING3 file and the FSF's license web page.
28656         * config/vax/linux.h: Likewise.
28658 2009-04-09  Paolo Bonzini  <bonzini@gnu.org>
28660         * config/i386/i386.md (cmpcc): New.
28661         * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
28662         (sync_compare_and_swap_cc*): Delete.
28664         * config/s390/s390.c (s390_compare_emitted): Remove.
28665         (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
28666         s390_compare_emitted used to be handled.  Assert that modes match.
28667         (s390_emit_compare_and_swap): Use s390_emit_compare, do not
28668         refer to sync_compare_and_swap_ccsi.
28669         * config/s390/s390.h (s390_compare_emitted): Remove.
28670         * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
28671         instead of s390_compare_emitted.
28672         (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
28673         instead of s390_compare_emitted.
28674         * config/s390/s390.md (cmpcc): New.
28675         (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
28676         CC_REGNUM, do not pretend it's set.
28677         (sync_compare_and_swap_cc*): Delete.
28678         * config/s390/predicates.md (cc_reg_operand): New.
28680         * expr.c (sync_compare_and_swap_cc): Delete.
28681         * optabs.h (sync_compare_and_swap_cc): Delete.
28682         * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
28683         is being used with can_compare_p.
28684         (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
28685         (find_cc_set): New.
28686         (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
28687         look for a MODE_CC set instead.  Use emit_store_flag.
28688         (expand_compare_and_swap_loop): Likewise, with some additional
28689         complication to avoid a force_reg when useless.  Use
28690         emit_cmp_and_jump_insns.
28691         * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
28692         * doc/md.texi (sync_compare_and_swap_cc): Merge with
28693         sync_compare_and_swap documentation.
28695 2009-04-09  Jan Hubicka  <jh@suse.cz>
28697         * except.c (find_prev_try): Break out from ....
28698         (duplicate_eh_regions): ... here; properly update prev_try pointers
28699         when duplication part of tree.
28700         (dump_eh_tree): Improve dumping.
28701         (verify_eh_region): New.
28702         (verify_eh_tree): Use it.
28704 2009-04-06  Richard Guenther  <rguenther@suse.de>
28706         * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
28707         &ARRAY addresses by adjusting their types and prepending
28708         a conversion.
28709         * tree-cfg.c (verify_gimple_assign_single): Verify that
28710         addresses are correct.
28712 2009-04-09  Richard Guenther  <rguenther@suse.de>
28714         * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
28715         indices into an array reference if possible.
28716         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
28717         Fold POINTER_PLUS_EXPR statements with invariant address.
28719 2009-04-09  Alan Modra  <amodra@bigpond.net.au>
28721         PR target/39634
28722         * config.gcc (powerpc64-*-linux*): Always build biarch.
28724 2009-04-09  Joseph Myers  <joseph@codesourcery.com>
28726         PR c/39613
28727         * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
28728         it and pedwarn if this results in an INTEGER_CST.
28730 2009-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
28732         * doc/install.texi: Update minimum GMP version.  Remove obsolete
28733         text in MPFR section.
28735 2009-04-08  Jakub Jelinek  <jakub@redhat.com>
28737         * dwarf2out.c (class_scope_p): New static inline.
28738         (class_or_namespace_scope_p): Use it.
28739         (gen_variable_die): Use DW_TAG_member tag for static data member
28740         declarations instead of DW_TAG_variable.
28742         PR middle-end/39573
28743         * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
28744         variables.
28746 2009-04-08  Richard Guenther  <rguenther@suse.de>
28748         * tree-ssa-sccvn.c (valueize_refs): Do not continue to
28749         valueize random data.
28751 2009-04-08  David Edelsohn  <edelsohn@gnu.org>
28753         * config.gcc (aix tm_file):  Add aix-stdint.h.
28754         (aix tm clause use_gcc_stdint):  Set to wrap.
28755         * config/rs6000/aix-stdint.h:  New file.
28757 2009-04-08  Richard Guenther  <rguenther@suse.de>
28759         PR middle-end/36291
28760         * tree-dfa.c (add_referenced_var): Do not recurse into
28761         global initializers.
28762         * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
28763         exposed variables.
28764         (fold_const_aggregate_ref): Likewise.
28766 2009-04-08  Paolo Bonzini  <bonzini@gnu.org>
28768         * recog.c (ordered_comparison_operator): New.
28769         * gensupport.c (std_preds): Add it.
28770         * doc/md.texi (Machine-Independent Predicates): Document it.
28772 2009-04-08  Jan Hubicka  <jh@suse.cz>
28774         * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
28775         * function.h (rtl_eh): Remove exception_handler_label_map.
28776         * except.c (ehl_hash, ehl_eq, add_ehl_entry,
28777         remove_exception_handler_label, for_each_eh_label_1): Remove.
28778         (rtl_remove_unreachable_regions): Remove.
28779         (convert_from_eh_region_ranges): Do not remove unreachable regions.
28780         (find_exception_handler_labels): Don't build the hashtable.
28781         (maybe_remove_eh_handler): Remove.
28782         (for_each_eh_label): Rewrite to walk the tree.
28783         (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
28784         * except.h (maybe_remove_eh_handler): Remove.
28785         * passes.c (init_optimization_passes): Schedule second EH cleanup
28786         before out-of-ssa.
28787         * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
28788         cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
28790 2009-04-08  Paolo Bonzini  <bonzini@gnu.org>
28792         * genoutput.c (validate_optab_operands): New.
28793         (gen_insn, gen_expand): Call it.
28795         * genflags.c (gen_insn): Detect misused iterators.
28796         (main): Pass line_no to gen_insn, exit with status 1 on error.
28798         * genextract.c (line_no): Make global.
28799         (VEC_safe_set_locstr): Change assertion to error message.
28800         (main): Exit with status 1 on error.
28802 2009-04-08  Joseph Myers  <joseph@codesourcery.com>
28804         PR c/39614
28805         PR c/39673
28806         * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28807         C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28808         EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
28809         * c-convert.c (convert): Do not call fold on results of conversion
28810         functions when the result is a C_MAYBE_CONST_EXPR.
28811         * c-parser.c (c_parser_postfix_expression): Do not fold condition
28812         of __builtin_choose_expr.
28813         * c-typeck.c (remove_c_maybe_const_expr): New.
28814         (build_unary_op, build_conditional_expr, build_compound_expr,
28815         build_binary_op, c_objc_common_truthvalue_conversion): Call
28816         remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
28817         integer operands.
28819 2009-04-08  Bingfeng Mei  <bmei@broadcom.com>
28821         * fold-const.c (const_binop): Combine two VECTOR_CST under operation
28822         CODE to produce a new one. Add a prototype to use fold_convert_const
28824 2009-04-08  Danny Smith  <dannysmith@users.sourceforge.net>
28826         PR bootstrap/39660
28827         * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28828         mix declarations and code.
28830 2009-04-08  Ben Elliston  <bje@au.ibm.com>
28832         * gcc.c: Replace `CC' with `GCC' throughout.
28834 2009-04-07  H.J. Lu  <hongjiu.lu@intel.com>
28836         * doc/invoke.texi: Document Atom support.
28838 2009-04-07  Jason Merrill  <jason@redhat.com>
28840         PR c++/25185
28841         * c-common.h, c-common.c: Add flag_pretty_templates.
28842         * c-opts.c (c_common_handle_option): Set it.
28843         * c.opt: Add -fno-pretty-templates.
28844         * doc/invoke.texi (C++ Dialect Options): Likewise.
28846 2009-04-07  Uros Bizjak  <ubizjak@gmail.com>
28848         * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28849         (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28850         (ia64_expand_builtin): Likewise.
28852 2009-04-07  Martin Jambor  <mjambor@suse.cz>
28854         * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28855         is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28856         ADDR_EXPRS are include too.
28858 2009-04-07  Richard Guenther  <rguenther@suse.de>
28860         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28861         decls are only used if passes as parameters or if they are
28862         local statics and the call is not to a builtin.
28863         (call_may_clobber_ref_p_1): Likewise.
28865 2009-04-07  Paolo Bonzini  <bonzini@gnu.org>
28867         * expr.c (do_store_flag): Remove last argument.  Simplify code
28868         to avoid duplication of tests already done by can_compare_p.
28869         (expand_expr_real_1): Adjust caller.
28871 2009-04-07  Paolo Bonzini  <bonzini@gnu.org>
28873         * optabs.c (can_compare_p): Test the predicate of a
28874         cbranch and cstore pattern.
28876 2009-04-07  Paolo Bonzini  <bonzini@gnu.org>
28878         * expr.c (convert_move): Use emit_store_flag instead of
28879         "emulating" it.
28881 2009-04-07  Paolo Bonzini  <bonzini@gnu.org>
28883         * config/i386/i386.c (ix86_compare_emitted): Remove.
28884         (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28885         ix86_compare_op0 like ix86_compare_emitted used to be handled.
28886         * config/i386/i386.h (ix86_compare_emitted): Remove.
28887         * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28888         instead of ix86_compare_emitted.
28889         * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28891 2009-04-07  Andrew Stubbs  <ams@codesourcery.com>
28893         * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28894         Add t-sysroot-suffix to tmake_file.
28895         * config/print-sysroot-suffix.sh: New file.
28896         * config/t-sysroot-suffix: New file.
28898 2009-04-07  Ben Elliston  <bje@au.ibm.com>
28900         * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28901         as the latter produces a warning when the target does not support
28902         infinity.
28904 2009-04-07  Ben Elliston  <bje@au.ibm.com>
28906         * dfp.c: Replace type punning assignments with memcpy throughout.
28907         * Makefile.in (dfp.o-warn): Remove.
28909 2009-04-07  Alan Modra  <amodra@bigpond.net.au>
28911         PR target/39634
28912         * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28913         Include soft-fp/t-softfp after rs6000/t-linux64.
28915 2009-04-06  Eric Botcazou  <ebotcazou@adacore.com>
28917         * stor-layout.c (set_sizetype): Use the full precision of their
28918         machine mode for bitsize types.
28920 2009-04-06  H.J. Lu  <hongjiu.lu@intel.com>
28922         * config/i386/i386.md: Revert 2 accidental checkins.
28924 2009-04-06  Joey Ye  <joey.ye@intel.com>
28925             Xuepeng Guo  <xuepeng.guo@intel.com>
28926             H.J. Lu  <hongjiu.lu@intel.com>
28928         Atom pipeline model, tuning and insn selection.
28929         * config.gcc (atom): Add atom config options and target.
28931         * config/i386/atom.md: New.
28933         * config/i386/i386.c (atom_cost): New cost.
28934         (m_ATOM): New macro flag.
28935         (initial_ix86_tune_features): Set m_ATOM.
28936         (x86_accumulate_outgoing_args): Likewise.
28937         (x86_arch_always_fancy_math_387): Likewise.
28938         (processor_target): Add Atom cost.
28939         (cpu_names): Add Atom cpu name.
28940         (override_options): Set Atom ISA.
28941         (ix86_issue_rate): New case PROCESSOR_ATOM.
28942         (ix86_adjust_cost): Likewise.
28944         * config/i386/i386.h (TARGET_ATOM): New target macro.
28945         (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28946         (TARGET_OPT_AGU): New target option.
28947         (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28948         (processor_type): Add PROCESSOR_ATOM.
28950         * config/i386/i386.md (cpu): Add new value "atom".
28951         (use_carry, movu): New attr.
28952         (atom.md): Include atom.md.
28953         (adddi3_carry_rex64): Set attr "use_carry".
28954         (addqi3_carry): Likewise.
28955         (addhi3_carry): Likewise.
28956         (addsi3_carry): Likewise.
28957         (*addsi3_carry_zext): Likewise.
28958         (subdi3_carry_rex64): Likewise.
28959         (subqi3_carry): Likewise.
28960         (subhi3_carry): Likewise.
28961         (subsi3_carry): Likewise.
28962         (x86_movdicc_0_m1_rex64): Likewise.
28963         (*x86_movdicc_0_m1_se): Likewise.
28964         (x86_movsicc_0_m1): Likewise.
28965         (*x86_movsicc_0_m1_se): Likewise.
28966         (*adddi_1_rex64): Emit add insn as much as possible.
28967         (*addsi_1): Likewise.
28968         (return_internal): Set atom_unit.
28969         (return_internal_long): Likewise.
28970         (return_pop_internal): Likewise.
28971         (*rcpsf2_sse): Set atom_sse_attr attr.
28972         (*qrt<mode>2_sse): Likewise.
28973         (*prefetch_sse): Likewise.
28975         * config/i386/i386-c.c (ix86_target_macros_internal): New case
28976         PROCESSOR_ATOM.
28977         (ix86_target_macros_internal): Likewise.
28979         * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28980         (*prefetch_sse_rex): Likewise.
28981         (sse_rcpv4sf2): Likewise.
28982         (sse_vmrcpv4sf2): Likewise.
28983         (sse_sqrtv4sf2): Likewise.
28984         (<sse>_vmsqrt<mode>2): Likewise.
28985         (sse_ldmxcsr): Likewise.
28986         (sse_stmxcsr): Likewise.
28987         (*sse_sfence): Likewise.
28988         (sse2_clflush): Likewise.
28989         (*sse2_mfence): Likewise.
28990         (*sse2_lfence): Likewise.
28991         (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28992         (<sse>_movup<ssemodesuffixf2c>): Likewise.
28993         (avx_movdqu<avxmodesuffix>): Likewise.
28994         (avx_lddqu<avxmodesuffix>): Likewise.
28995         (sse2_movntv2di): Change attr "type" to "ssemov".
28996         (sse2_movntsi): Likewise.
28997         (rsqrtv8sf2): Change attr "type" to "sseadd".
28998         (sse3_addsubv2df3): Set attr "atom_unit".
28999         (sse3_h<plusminus_insn>v4sf3): Likewise.
29000         (*sse2_pmaddwd): Likewise.
29001         (*vec_extractv2di_1_rex64): Likewise.
29002         (*vec_extractv2di_1_avx): Likewise.
29003         (sse2_psadbw): Likewise.
29004         (ssse3_phaddwv8hi3): Likewise.
29005         (ssse3_phaddwv4hi3): Likewise.
29006         (ssse3_phadddv4si3): Likewise.
29007         (ssse3_phadddv2si3): Likewise.
29008         (ssse3_phaddswv8hi3): Likewise.
29009         (ssse3_phaddswv4hi3): Likewise.
29010         (ssse3_phsubwv8hi3): Likewise.
29011         (ssse3_phsubwv4hi3): Likewise.
29012         (ssse3_phsubdv4si3): Likewise.
29013         (ssse3_phsubdv2si3): Likewise.
29014         (ssse3_phsubswv8hi3): Likewise.
29015         (ssse3_phsubswv4hi3): Likewise.
29016         (ssse3_pmaddubsw128): Likewise.
29017         (sse3_pmaddubsw: Likewise.
29018         (ssse3_palignrti): Likewise.
29019         (ssse3_palignrdi): Likewise.
29021 2009-04-06  Gerald Pfeifer  <gerald@pfeifer.com>
29023         * doc/install.texi (Specific): Fix two cross-references to MinGW.
29025 2009-04-06  Richard Guenther  <rguenther@suse.de>
29027         PR tree-optimization/28868
29028         * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
29029         of which PHI results we inserted.
29030         (insert_into_preds_of_block): Record inserted PHIs.
29031         (eliminate): Eliminate redundant PHI nodes.
29032         (init_pre): Init inserted_phi_names.
29034 2009-04-06  Richard Guenther  <rguenther@suse.de>
29036         PR tree-optimization/39643
29037         * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
29038         IMAGPART_EXPRs of complex constants.
29039         (execute_fold_all_builtins): If we folded a call queue
29040         TODO_update_address_taken.
29042 2009-04-06  Jan Hubicka  <jh@suse.cz>
29044         PR middle-end/39659
29045         * except.c (remove_unreachable_regions): Propagate may_contain_throw
29046         flag.
29048 2009-04-06  Andrew Stubbs  <ams@codesourcery.com>
29050         * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
29051         delay slot.
29052         (ic_invalidate_array): Likewise.
29054 2009-04-06  Hariharan Sandanagobalane  <hariharan@picochip.com>
29056         * calls.c (emit_library_call_value_1): Fix a problem with parameter
29057         alignment for library calls.
29059 2009-04-06  Danny Smith  <dannysmith@users.sourceforge.net>
29061         * config.gcc (mingw32 tm_file):  Add mingw-stdint.h.
29062         (mingw32 tm clause use_gcc_stdint):  Set to wrap.
29063         * config/i386/mingw-stdint.h:  New file.
29065 2009-04-05  Richard Guenther  <rguenther@suse.de>
29067         PR tree-optimization/39648
29068         * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
29069         our &A vs. &A[0] IL deficiencies.
29071 2009-04-04  Jan Hubicka  <jh@suse.cz>
29073         * except.c (sjlj_find_directly_reachable_regions): Be ready for
29074         removed toplevel regions.
29075         (sjlj_mark_call_sites): Likewise.
29077 2009-04-04  Dave Korn  <dave.korn.cygwin@gmail.com>
29079         * config.gcc (cygwin tm_file):  Add cygwin-stdint.h.
29080         (cygwin tm clause use_gcc_stdint):  Set to wrap.
29081         * config/i386/cygwin-stdint.h:  New file.
29083 2009-04-04  Richard Guenther  <rguenther@suse.de>
29085         * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
29086         * tree-ssa-copy.c (init_copy_prop): Do not propagate through
29087         single-argument PHIs if we are in loop-closed SSA form.
29088         * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
29089         for the pre-condition.
29090         (slpeel_tree_peel_loop_to_edge): Likewise.
29091         (vect_build_loop_niters): Take an optional sequence to append stmts.
29092         (vect_generate_tmps_on_preheader): Likewise.
29093         (vect_do_peeling_for_loop_bound): Take extra guards for the
29094         pre-condition.
29095         (vect_do_peeling_for_alignment): Adjust.  Unconditionally apply
29096         the cost model check.
29097         (vect_loop_versioning): Take stmt and stmt list to put pre-condition
29098         guards if we are going to peel.  Do not apply versioning in that case.
29099         * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
29100         (vect_do_peeling_for_loop_bound): Likewise.
29101         * tree-vect-loop.c (vect_transform_loop): If we are peeling for
29102         loop bound only record extra pre-conditions, do not apply loop
29103         versioning.
29105 2009-04-04  Richard Guenther  <rguenther@suse.de>
29107         * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
29108         renaming code.
29110 2009-04-04  Jan Hubicka  <jh@suse.cz>
29112         * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
29113         last_basic_block for size of bb->index indexed array.
29114         * bt-load.c (compute_defs_uses_and_gen, compute_kill,
29115         compute_out, link_btr_uses, build_btr_def_use_webs,
29116         build_btr_def_use_webs, migrate_btr_defs): Likewise.
29118 2009-04-04  Jan Hubicka  <jh@suse.cz>
29120         * except.c (remove_eh_handler_and_replace): Break out from ...
29121         (remove_eh_handler): ... here.
29122         (bring_to_root): New function.
29123         (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
29124         handled ones, bring others to root of tree.
29126 2009-04-04  Jan Hubicka  <jh@suse.cz>
29128         * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
29129         (all_phis_safe_to_merge): New function.
29130         (update_info): New structure.
29131         (make_eh_edge_and_update_phi, update_eh_edges): New functions.
29132         (cleanup_empty_eh): Update SSA if possible.
29134 2009-04-04  Richard Guenther  <rguenther@suse.de>
29136         * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
29137         * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
29138         (append_vuse): Likewise.
29140 2009-04-04  Jakub Jelinek  <jakub@redhat.com>
29142         * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
29143         * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
29144         instead of REG_UNSAVED for DW_CFA_undefined.
29145         (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
29146         (uw_update_context): If RA column is REG_UNDEFINED, mark it as
29147         outermost frame.
29149 2009-04-04  Richard Earnshaw  <rearnsha@arm.com>
29151         PR target/39501
29152         * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
29154 2009-04-04  Richard Guenther  <rguenther@suse.de>
29156         PR tree-optimization/8781
29157         PR tree-optimization/37892
29158         * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
29159         * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
29160         (valueize_refs): Call it for *& valueizations.
29161         (shared_reference_ops_from_ref): Rename to ...
29162         (valueize_shared_reference_ops_from_ref): ... this and valueize.
29163         (shared_reference_ops_from_call): Rename to ...
29164         (valueize_shared_reference_ops_from_call): ... this and valueize.
29165         (vn_reference_lookup): Update.
29166         (visit_reference_op_call): Likewise.
29167         * tree-ssa-pre.c (phi_translate_1): Fold *&.
29168         (eliminate): Value-replace the call address in call statements.
29170 2009-04-04  Richard Guenther  <rguenther@suse.de>
29172         PR tree-optimization/39636
29173         * tree-ssa-forwprop.c
29174         (forward_propagate_addr_into_variable_array_index): Check for
29175         GIMPLE_ASSIGN before accessing the rhs code.
29177 2009-04-03  Jason Merrill  <jason@redhat.com>
29179         * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
29181 2009-04-03  Steve Ellcey  <sje@cup.hp.com>
29183         * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
29184         truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
29185         fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
29186         floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
29187         fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
29188         smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
29189         divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
29190         umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
29191         *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
29192         *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
29193         adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
29194         smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
29195         *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
29196         *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
29197         sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
29198         Use fr_reg_or_fp01_operand instead of fr_register_operand
29200         * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
29201         recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
29202         divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
29204 2009-04-03  Vladimir Makarov  <vmakarov@redhat.com>
29206         PR rtl-optimization/39607
29207         PR rtl-optimization/39631
29209         Revert:
29211         2009-03-30  Vladimir Makarov  <vmakarov@redhat.com>
29212         * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29213         instead of DF_LR_OUT.
29214         * ira-lives.c (process_bb_node_lives): Ditto.
29215         * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29216         instead of DF_LR_{OUT,IN}.
29217         * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29218         * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29220 2009-04-03  Steven Bosscher  <steven@gcc.gnu.org>
29222         * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
29223         (execute_lower_omp): Always run but take the short way out if -fopenmp
29224         is not given.
29225         (gate_lower_omp): Remove, forcing the pass manager to always run the
29226         pass and always set PROP_gimple_lomp.
29227         (pass_lower_omp): Remove gate function.
29228         * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
29229         PROP_trees.  Instead, require it.
29230         * ipa-cp.c (pass_ipa_cp): Likewise.
29231         * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
29232         (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
29233         * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
29234         and PROP_gimple_leh.
29236 2009-04-03  Richard Guenther  <rguenther@suse.de>
29238         PR middle-end/13146
29239         PR tree-optimization/23940
29240         PR tree-optimization/33237
29241         PR middle-end/33974
29242         PR middle-end/34093
29243         PR tree-optimization/36201
29244         PR tree-optimization/36230
29245         PR tree-optimization/38049
29246         PR tree-optimization/38207
29247         PR tree-optimization/38230
29248         PR tree-optimization/38301
29249         PR tree-optimization/38585
29250         PR middle-end/38895
29251         PR tree-optimization/38985
29252         PR tree-optimization/39299
29253         * tree-ssa-structalias.h: Remove.
29254         * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
29255         (NULL_DEF_OPERAND_P): Make of type def_operand_p.
29256         (struct vuse_element_d): Remove.
29257         (struct vuse_vec_d): Likewise.
29258         (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
29259         VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
29260         SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
29261         VUSE_ELEMENT_VAR): Likewise.
29262         (struct voptype_d): Likewise.
29263         (NUM_VOP_FREE_BUCKETS): Likewise.
29264         (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
29265         (struct stmt_operands_d): Remove.
29266         (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
29267         VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
29268         VDEF_NUM, VDEF_VECT): Likewise.
29269         (copy_virtual_operands): Remove.
29270         (operand_build_cmp): Likewise.
29271         (create_ssa_artificial_load_stmt): Likewise.
29272         (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
29273         (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
29274         vuse_index and mayuse_index members.  Pack and move done and iter_type
29275         members to the front.
29276         (SSA_OP_VMAYUSE): Remove.
29277         (SSA_OP_VIRTUAL_USES): Adjust.
29278         (FOR_EACH_SSA_VDEF_OPERAND): Remove.
29279         (unlink_stmt_vdef): Declare.
29280         (add_to_addressable_set): Remove.
29281         * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
29282         (vrp_visit_stmt): Likewise.
29283         * doc/tree-ssa.texi (Alias analysis): Update.
29284         * doc/invoke.texi (max-aliased-vops): Remove docs.
29285         (avg-aliased-vops): Likewise.
29286         * tree-into-ssa.c (syms_to_rename): Remove.
29287         (need_to_update_vops_p): Likewise.
29288         (need_to_initialize_update_ssa_p): Rename to ...
29289         (update_ssa_initialized_fn): ... this.  Track function we are
29290         initialized for.
29291         (symbol_marked_for_renaming): Simplify.
29292         (add_new_name_mapping): Do not set need_to_update_vops_p.
29293         (dump_currdefs): Use SYMS_TO_RENAME.
29294         (rewrite_update_stmt): Always walk all uses/defs.
29295         (dump_update_ssa): Adjust.
29296         (init_update_ssa): Take function argument.  Track what we are
29297         initialized for.
29298         (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
29299         (create_new_def_for): Initialize for cfun, assert we are initialized
29300         for cfun.
29301         (mark_sym_for_renaming): Simplify.
29302         (mark_set_for_renaming): Do not initialize update-ssa.
29303         (need_ssa_update_p): Simplify.  Take function argument.
29304         (name_mappings_registered_p): Assert we ask for the correct function.
29305         (name_registered_for_update_p): Likewise.
29306         (ssa_names_to_replace): Likewise.
29307         (release_ssa_name_after_update_ssa): Likewise.
29308         (update_ssa): Likewise.  Use SYMS_TO_RENAME.
29309         (dump_decl_set): Do not print a newline.
29310         (debug_decl_set): Do it here.
29311         (dump_update_ssa): And here.
29312         * tree-ssa-loop-im.c (move_computations): Adjust.
29313         (movement_possibility): Likewise.
29314         (determine_max_movement): Likewise.
29315         (gather_mem_refs_stmt): Likewise.
29316         * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
29317         or NAME_MEMORY_TAG.
29318         * tree-complex.c (update_all_vops): Remove.
29319         (expand_complex_move): Adjust.
29320         * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
29321         Simplify test for memory referencing statement.  Exclude
29322         non-invariant ADDR_EXPRs.
29323         * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
29324         * tree-loop-distribution.c (generate_memset_zero): Adjust.
29325         (rdg_flag_uses): Likewise.
29326         * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
29327         related code.
29328         (tree_optimize_tail_calls_1): Also split the
29329         edge from the entry block if we have degenerate PHI nodes in
29330         the first basic block.
29331         * tree.c (init_ttree): Remove memory-tag related code.
29332         (tree_code_size): Likewise.
29333         (tree_node_structure): Likewise.
29334         (build7_stat): Re-write to be build6_stat.
29335         * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
29336         (SSA_VAR_P): Adjust.
29337         (struct tree_memory_tag): Remove.
29338         (struct tree_memory_partition_tag): Likewise.
29339         (union tree_node): Adjust.
29340         (build7): Re-write to be build6.
29341         * tree-pass.h (pass_reset_cc_flags): Remove.
29342         (TODO_update_address_taken): New flag.
29343         (pass_simple_dse): Remove.
29344         * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
29345         * params.h (MAX_ALIASED_VOPS): Remove.
29346         (AVG_ALIASED_VOPS): Likewise.
29347         * omp-low.c (expand_omp_taskreg): Update SSA form.
29348         * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
29349         aliases the lhs in a copy stmt.
29350         * tree-ssa-dse.c (struct address_walk_data): Remove.
29351         (memory_ssa_name_same): Likewise.
29352         (memory_address_same): Likewise.
29353         (get_kill_of_stmt_lhs): Likewise.
29354         (dse_possible_dead_store_p): Simplify, use the oracle.  Handle
29355         unused stores.  Look through PHI nodes into post-dominated regions.
29356         (dse_optimize_stmt): Simplify.  Properly remove stores.
29357         (tree_ssa_dse): Compute dominators.
29358         (execute_simple_dse): Remove.
29359         (pass_simple_dse): Likewise.
29360         * ipa-reference.c (scan_stmt_for_static_refs): Open-code
29361         gimple_loaded_syms and gimple_stored_syms computation.
29362         * toplev.c (dump_memory_report): Dump alias and pta stats.
29363         * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
29364         (vn_reference_eq): Likewise.
29365         (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
29366         copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
29367         valueize_vuses): Remove.
29368         (get_def_ref_stmt_vuses): Simplify.  Rename to ...
29369         (get_def_ref_stmt_vuse): ... this.
29370         (vn_reference_lookup_2): New function.
29371         (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
29372         walking equivalent vuses.  Simplify.
29373         (vn_reference_lookup): Likewise.
29374         (vn_reference_insert): Likewise.
29375         (vn_reference_insert_pieces): Likewise.
29376         (visit_reference_op_call): Simplify.
29377         (visit_reference_op_load): Likewise.
29378         (visit_reference_op_store): Likewise.
29379         (init_scc_vn): Remove shared_lookup_vuses initialization.
29380         (free_scc_vn): Remove shared_lookup_vuses freeing.
29381         (sort_vuses, sort_vuses_heap): Remove.
29382         (get_ref_from_reference_ops): Export.
29383         * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
29384         vector with single vuse pointer.
29385         (vn_reference_lookup_pieces, vn_reference_lookup,
29386         vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
29387         (shared_vuses_from_stmt): Remove.
29388         (get_ref_from_reference_ops): Declare.
29389         * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
29390         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
29391         memory-tag related code.
29392         * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
29393         (likely_value): Add comment, skip static-chain of call statements.
29394         (surely_varying_stmt_p): Adjust.
29395         (gimplify_and_update_call_from_tree): Likewise.
29396         (execute_fold_all_builtins): Do not rebuild alias info.
29397         (gimplify_and_update_call_from_tree): Properly update VOPs.
29398         * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
29399         (copy_ref_info): Remove memory-tag related code.
29400         * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
29401         * ipa-pure-const.c (check_decl): Remove memory-tag related code.
29402         (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
29403         computation.
29404         * tree-ssa-dom.c (gimple_p): Remove typedef.
29405         (eliminate_redundant_computations): Adjust.
29406         (record_equivalences_from_stmt): Likewise.
29407         (avail_expr_hash): Likewise.
29408         (avail_expr_eq): Likewise.
29409         * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
29410         (stmt_makes_single_load): Likewise.
29411         (stmt_makes_single_store): Likewise.
29412         * tree-ssa-alias.c: Rewrite completely.
29413         (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
29414         debug_mem_sym_stats, dump_mem_sym_stats_for_var,
29415         debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
29416         delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
29417         dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
29418         Remove public functions.
29419         (pass_reset_cc_flags): Remove.
29420         (pass_build_alias): Move ...
29421         * tree-ssa-structalias.c (pass_build_alias): ... here.
29422         * tree-ssa-alias.c (may_be_aliased): Move ...
29423         * tree-flow-inline.h (may_be_aliased): ... here.
29424         tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
29425         count_uses_and_derefs): Move ...
29426         * gimple.c: ... here.
29427         * gimple.h (count_uses_and_derefs): Declare.
29428         * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
29429         ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
29430         same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
29431         indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
29432         ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
29433         call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
29434         get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
29435         New functions.
29436         * tree-dfa.c (refs_may_alias_p): Move ...
29437         * tree-ssa-alias.c (refs_may_alias_p): ... here.  Extend.
29438         * tree-ssa-alias.h: New file.
29439         * tree-ssa-sink.c (is_hidden_global_store): Adjust.
29440         (statement_sink_location): Likewise.
29441         * opts.c (decode_options): Do not adjust max-aliased-vops or
29442         avg-aliased-vops values.
29443         * timevar.def (TV_TREE_MAY_ALIAS): Remove.
29444         (TV_CALL_CLOBBER): Likewise.
29445         (TV_FLOW_SENSITIVE): Likewise.
29446         (TV_FLOW_INSENSITIVE): Likewise.
29447         (TV_MEMORY_PARTITIONING): Likewise.
29448         (TV_ALIAS_STMT_WALK): New timevar.
29449         * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
29450         * tree-ssa-address.c (create_mem_ref_raw): Use build6.
29451         (get_address_description): Remove memory-tag related code.
29452         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
29453         * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
29454         * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
29455         and immediate uses in statements.  Document.
29456         * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
29457         (dump_symbols): Remove.
29458         (dump_gimple_mem_ops): Do not dump loaded or stored syms.
29459         * alias.c (get_deref_alias_set): New function split out from ...
29460         (get_alias_set): ... here.
29461         * alias.h (get_deref_alias_set): Declare.
29462         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
29463         type parameter.  Remove restrict pointer handling.  Create a
29464         ref-all pointer in case type-based alias sets do not conflict.
29465         (vect_analyze_data_refs): Remove SMT related code.
29466         * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
29467         (vectorizable_load): Likewise.
29468         * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
29469         (DR_SYMBOL_TAG, DR_VOPS): Remove.
29470         * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
29471         Ignore vops and SMTs.
29472         (dr_analyze_alias): Likewise..
29473         (free_data_ref): Likewise.
29474         (create_data_ref): Likewise.
29475         (analyze_all_data_dependences): Likewise.
29476         (get_references_in_stmt): Adjust.
29477         * tree-flow-inline.h (gimple_aliases_computed_p,
29478         gimple_addressable_vars, gimple_call_clobbered_vars,
29479         gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
29480         factoring_name_p, mark_call_clobbered, clear_call_clobbered,
29481         compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
29482         gimple_mem_ref_stats): Remove.
29483         (gimple_vop): New function.
29484         (op_iter_next_use): Remove vuses and mayuses cases.
29485         (op_iter_next_def): Remove vdefs case.
29486         (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
29487         (clear_and_done_ssa_iter): Do not set removed fields.
29488         (op_iter_init): Likewise.  Skip vuse and/or vdef if requested.
29489         Assert we are not iterating over vuses or vdefs if not also
29490         iterating over uses or defs.
29491         (op_iter_init_use): Likewise.
29492         (op_iter_init_def): Likewise.
29493         (op_iter_next_vdef): Remove.
29494         (op_iter_next_mustdef): Likewise.
29495         (op_iter_init_vdef): Likewise.
29496         (compare_ssa_operands_equal): Likewise.
29497         (link_use_stmts_after): Handle vuse operand.
29498         (is_call_used): Use is_call_clobbered.
29499         (is_call_clobbered): Global variables are always call clobbered,
29500         query the call-clobbers bitmap.
29501         (mark_call_clobbered): Ignore global variables.
29502         (clear_call_clobbered): Likewise.
29503         * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
29504         virtual operands sanity check.
29505         * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
29506         Remove.
29507         (TARGET_MEM_REF): Remove TMR_TAG operand.
29508         * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
29509         Remove call-clobber related code.
29510         (remove_referenced_var): Likewise.  Do not clear mpt or symbol_mem_tag.
29511         (dump_variable): Do not dump SMTs, memory stats, may-aliases or
29512         partitions or escape reason.
29513         (get_single_def_stmt, get_single_def_stmt_from_phi,
29514         get_single_def_stmt_with_phi): Remove.
29515         (dump_referenced_vars): Tidy.
29516         (get_ref_base_and_extent): Allow bare decls.
29517         (collect_dfa_stats): Adjust.
29518         * graphite.c (rename_variables_in_stmt): Adjust.
29519         (graphite_copy_stmts_from_block): Likewise.
29520         (translate_clast): Likewise.
29521         * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
29522         (EXPR_DIES): New.
29523         (translate_vuse_through_block): Use the oracle.
29524         (phi_translate_1): Adjust.
29525         (value_dies_in_block_x): Use the oracle.  Cache the outcome
29526         in EXPR_DIES.
29527         (valid_in_sets): Check if the VUSE for
29528         a REFERENCE is available.
29529         (eliminate): Do not remove stmts during elimination,
29530         instead queue and remove them afterwards.
29531         (do_pre): Do not rebuild alias info.
29532         (pass_pre): Run TODO_rebuild_alias before PRE.
29533         * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
29534         * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
29535         (mark_all_v_defs_stmt): Remove.
29536         (mark_all_v_defs_seq): Adjust.
29537         (sra_replace): Likewise.
29538         (scalarize_use): Likewise.
29539         (scalarize_copy): Likewise.
29540         (scalarize_init): Likewise.
29541         (scalarize_ldst): Likewise.
29542         (todoflags): Remove.
29543         (tree_sra): Do not rebuild alias info.
29544         (tree_sra_early): Adjust.
29545         (pass_sra): Run TODO_update_address_taken before SRA.
29546         * tree-predcom.c (set_alias_info): Remove.
29547         (prepare_initializers_chain): Do not call it.
29548         (mark_virtual_ops_for_renaming): Adjust.
29549         (mark_virtual_ops_for_renaming_list): Remove.
29550         (initialize_root_vars): Adjust.
29551         (initialize_root_vars_lm): Likewise.
29552         (prepare_initializers_chain): Likewise.
29553         * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
29554         (may_propagate_copy_into_stmt): Likewise.
29555         (merge_alias_info): Do nothing for now.
29556         (propagate_tree_value_into_stmt): Adjust.
29557         (stmt_may_generate_copy): Likewise.
29558         * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
29559         not mark symbols for renaming.
29560         (forward_propagate_addr_expr): Match up push/pop_stmt_changes
29561         with the same statement, make sure to update the new pointed-to one.
29562         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
29563         call statements, do not mark symbols for renaming.
29564         (mark_operand_necessary): Dump something.
29565         (ref_may_be_aliased): New function.
29566         (mark_aliased_reaching_defs_necessary_1): New helper function.
29567         (mark_aliased_reaching_defs_necessary): Likewise.
29568         (mark_all_reaching_defs_necessary_1): Likewise.
29569         (mark_all_reaching_defs_necessary): Likewise.
29570         (propagate_necessity): Do not process virtual PHIs.  For
29571         non-aliased loads mark all reaching definitions as necessary.
29572         For aliased loads and stores mark the immediate dominating
29573         aliased clobbers as necessary.
29574         (visited): New global static.
29575         (perform_tree_ssa_dce): Free visited bitmap after propagating
29576         necessity.
29577         (remove_dead_phis): Perform simple dead virtual PHI removal.
29578         (remove_dead_stmt): Properly unlink virtual operands when
29579         removing stores.
29580         (eliminate_unnecessary_stmts): Schedule PHI removal after
29581         stmt removal.
29582         * tree-ssa-ter.c (is_replaceable_p): Adjust.
29583         (process_replaceable): Likewise.
29584         (find_replaceable_in_bb): Likewise.
29585         * tree-ssa.c (verify_ssa_name): Verify all VOPs are
29586         based on the single gimple vop.
29587         (verify_flow_insensitive_alias_info): Remove.
29588         (verify_flow_sensitive_alias_info): Likewise.
29589         (verify_call_clobbering): Likewise.
29590         (verify_memory_partitions): Likewise.
29591         (verify_alias_info): Likewise.
29592         (verify_ssa): Adjust..
29593         (execute_update_addresses_taken): Export.  Update SSA
29594         manually.  Optimize only when optimizing.  Use a local bitmap.
29595         (pass_update_address_taken): Remove TODO_update_ssa, add
29596         TODO_dump_func.
29597         (pass_update_address_taken): Just use TODO_update_address_taken.
29598         (init_tree_ssa): Do not initialize addressable_vars.
29599         (verify_ssa): Verify new VUSE / VDEF properties.
29600         Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
29601         Do not call verify_alias_info.
29602         (delete_tree_ssa): Clear the VUSE, VDEF operands.
29603         Do not free the loaded and stored syms bitmaps.  Reset the escaped
29604         and callused solutions.  Do not free addressable_vars.
29605         Remove memory-tag related code.
29606         (warn_uninitialized_var): Aliases are always available.
29607         * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
29608         * lambda-code.c (can_put_in_inner_loop): Adjust.
29609         (can_put_after_inner_loop): Likewise.
29610         (perfect_nestify): Likewise.
29611         * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
29612         (vect_gen_widened_results_half): Remove CALL_EXPR handling.
29613         (vectorizable_conversion): Do not mark symbols for renaming.
29614         * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
29615         (expand_call_inline): Unlink the calls virtual operands before
29616         replacing it.
29617         (tree_function_versioning): Do not call update_ssa if we are not
29618         updating clones.  Simplify.
29619         * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
29620         (propagate_with_phi): Likewise..
29621         * tree-outof-ssa.c (create_temp): Remove memory tag and call
29622         clobber code.  Assert we are not aliased or global.
29623         * tree-flow.h: Include tree-ssa-alias.h
29624         (enum escape_type): Remove.
29625         (struct mem_sym_stats_d): Likewise.
29626         (struct mem_ref_stats_d): Likewise.
29627         (struct gimple_df): Add vop member.  Remove global_var,
29628         call_clobbered_vars, call_used_vars, addressable_vars,
29629         aliases_compted_p and mem_ref_stats members.  Add syms_to_rename,
29630         escaped and callused members.
29631         (struct ptr_info_def): Remove all members, add points-to solution
29632         member pt.
29633         (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
29634         call_clobbered, escape_mask, mpt and symbol_mem_tag members.
29635         * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
29636         (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
29637         (tree-ssa-alias.o): Likewise.
29638         (toplev.o): Add tree-ssa-alias.h
29639         (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
29640         * gimple.c (gimple_set_bb): Fix off-by-one error.
29641         (is_gimple_reg): Do not handle memory tags.
29642         (gimple_copy): Also copy virtual operands.
29643         Delay updating the statement.  Do not reset loaded and stored syms.
29644         (gimple_set_stored_syms): Remove.
29645         (gimple_set_loaded_syms): Likewise.
29646         (gimple_call_copy_skip_args): Copy the virtual operands
29647         and mark the new statement modified.
29648         * tree-ssa-structalias.c (may_alias_p): Remove.
29649         (set_uids_in_ptset): Take the alias set to prune with as
29650         parameter.  Fold in the alias test of may_alias_p.
29651         (compute_points_to_sets): Compute whether a ptr is dereferenced
29652         in a local sbitmap.
29653         (process_constraint): Deal with &ANYTHING on the lhs, reject all
29654         other ADDRESSOF constraints on the lhs.
29655         (get_constraint_for_component_ref): Assert that we don't get
29656         ADDRESSOF constraints from the base of the reference.
29657         Properly generate UNKNOWN_OFFSET for DEREF if needed.
29658         (struct variable_info): Remove collapsed_to member.
29659         (get_varinfo_fc): Remove.
29660         (new_var_info): Do not set collapsed_to.
29661         (dump_constraint): Do not follow cycles.
29662         (dump_constraint_graph): Likewise.
29663         (build_pred_graph): Likewise.
29664         (build_succ_graph): Likewise.
29665         (rewrite_constraints): Likewise.
29666         (do_simple_structure_copy): Remove.
29667         (do_rhs_deref_structure_copy): Remove.
29668         (do_lhs_deref_structure_copy): Remove.
29669         (collapse_rest_of_var): Remove.
29670         (do_structure_copy): Re-implement.
29671         (pta_stats): New global variable.
29672         (dump_pta_stats): New function.
29673         (struct constraint_expr): Make offset signed.
29674         (UNKNOWN_OFFSET): Define special value.
29675         (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
29676         (solution_set_expand): New helper function split out from ...
29677         (do_sd_constraint): ... here.
29678         (solution_set_add): Handle UNKNOWN_OFFSET.  Handle negative offsets.
29679         (do_ds_constraint): Likewise.
29680         (do_sd_constraint): Likewise.  Do not special-case ESCAPED = *ESCAPED
29681         and CALLUSED = *CALLUSED.
29682         (set_union_with_increment): Make inc argument signed.
29683         (type_safe): Remove.
29684         (get_constraint_for_ptr_offset): Handle unknown and negative
29685         constant offsets.
29686         (first_vi_for_offset): Handle offsets before start.  Bail
29687         out early for offsets beyond the variable extent.
29688         (first_or_preceding_vi_for_offset): New function.
29689         (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
29690         Together with ESCAPED = *ESCAPED this properly computes reachability.
29691         (find_what_var_points_to): New function.
29692         (find_what_p_points_to): Implement in terms of find_what_var_points_to.
29693         (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
29694         pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
29695         pt_solutions_intersect): New functions.
29696         (compute_call_used_vars): Remove.
29697         (compute_may_aliases): New main entry into PTA computation.
29698         * gimple.h (gimple_p): New typedef.
29699         (struct gimple_statement_base): Remove references_memory_p.
29700         (struct gimple_statement_with_memory_ops_base): Remove
29701         vdef_ops, vuse_ops, stores and loads members.  Add vdef and vuse
29702         members.
29703         (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
29704         gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
29705         gimple_set_references_memory): Remove.
29706         (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
29707         gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
29708         New functions.
29709         * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
29710         (verify_expr): Allow RESULT_DECL.
29711         (gimple_duplicate_bb): Do not copy virtual operands.
29712         (gimple_duplicate_sese_region): Adjust.
29713         (gimple_duplicate_sese_tail): Likewise.
29714         (mark_virtual_ops_in_region): Remove.
29715         (move_sese_region_to_fn): Do not call it.
29716         * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
29717         and pass_simple_dse.
29718         (execute_function_todo): Handle TODO_update_address_taken,
29719         call execute_update_addresses_taken for TODO_rebuild_alias.
29720         (execute_todo): Adjust.
29721         (execute_one_pass): Init dump files early.
29722         * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
29723         call-clobbered.
29724         (create_general_new_stmt): Clear vops.
29725         * tree-ssa-reassoc.c (get_rank): Adjust.
29726         * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
29727         symbols for renaming.
29728         * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
29729         (PARAM_AVG_ALIASED_VOPS): Likewise.
29730         * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
29731         (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
29732         * tree-ssa-operands.c: Simplify for new virtual operand representation.
29733         (operand_build_cmp, copy_virtual_operands,
29734         create_ssa_artificial_load_stmt, add_to_addressable_set,
29735         gimple_add_to_addresses_taken): Remove public functions.
29736         (unlink_stmt_vdef): New function.
29738 2009-04-03  Alan Modra  <amodra@bigpond.net.au>
29740         * config.gcc (powerpc-*-linux*): Merge variants.
29742 2009-04-02  Chao-ying Fu  <fu@mips.com>
29743             James Grosbach  <james.grosbach@microchip.com>
29745         * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
29746         num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
29747         cop0_sp_offset.
29748         (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
29749         keep_interrupts_masked_p, use_debug_exception_return_p.
29750         (mips_attribute_table): Add interrupt, use_shadow_register_set,
29751         keep_interrupts_masked, use_debug_exception_return.
29752         (mips_interrupt_type_p, mips_use_shadow_register_set_p,
29753         mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
29754         New functions.
29755         (mips_function_ok_for_sibcall): Return false for interrupt handlers.
29756         (mips_print_operand): Process COP0 registers to print $0 .. $31
29757         correctly for GAS to process.
29758         (mips_interrupt_extra_call_saved_reg_p): New function.
29759         (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
29760         extra registers.
29761         (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
29762         (mips_compute_frame_info): Add supports for interrupt context that
29763         includes doubleword accumulators and COP0 registers.
29764         (mips_for_each_saved_acc): New function.
29765         (mips_for_each_saved_gpr_and_fpr): Change the function name from
29766         mips_for_each_saved_reg.
29767         (mips_save_reg): Save accumulators.
29768         (mips_kernel_reg_p): A new for_each_rtx callback.
29769         (mips_expand_prologue): Support interrupt handlers.
29770         (mips_restore_reg): Restore accumulators.
29771         (mips_expand_epilogue): Support interrupt handlers.
29772         (mips_can_use_return_insn): Return false for interrupt handlers.
29773         (mips_epilogue_uses): New function.
29774         * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
29775         UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
29776         (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
29777         cop0_move): New instructions.
29778         * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
29779         * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
29780         defines.
29781         (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
29782         New defines.
29783         (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
29784         (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
29785         interrupt handlers, we use K0 as the temporary register.
29786         (EPILOGUE_USES): Change to a function call.
29787         * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
29788         handlers, we use K0 as the temporary register.
29790         * doc/extend.texi (Function Attributes): Document interrupt,
29791         use_shadow_register_set, keep_interrupts_masked,
29792         use_debug_exception_return for MIPS attributes.
29794 2009-04-03  Alan Modra  <amodra@bigpond.net.au>
29796         * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
29797         Remove a number of t-files from tmake_file.
29798         * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
29799         * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
29800         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
29801         target_prototype, not TARGET_PROTOTYPE.
29802         (LINK_OS_GNU_SPEC): Define.
29803         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
29804         and darwin-ldoubdle.c.
29806 2009-04-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
29808         PR driver/39293
29809         * gcc.c (save_temps_flag): Add support for -save-temps=obj.
29810         (cpp_options): Ditto.
29811         (default_compilers): Ditto.
29812         (display_help): Ditto.
29813         (process_command): Ditto.
29814         (do_spec_1): Ditto.
29815         (set_input): Use lbasename instead of duplicate code.
29816         (save_temps_prefix): New static for -save-temps=obj.
29817         (save_temps_length): Ditto.
29819         * doc/invoke.texi (-save-temps=obj): Document new variant to
29820         -save-temps switch.
29822 2009-04-02  Jeff Law  <law@redhat.com>
29824         * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29825         variable.
29827 2009-04-02  H.J. Lu  <hongjiu.lu@intel.com>
29829         * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29830         * configure: Regenerated.
29832 2009-04-02  Rafael Avila de Espindola  <espindola@google.com>
29834         * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29835         share the argument list.
29837 2009-04-02  Rafael Avila de Espindola  <espindola@google.com>
29839         Merge
29841         2009-02-12  Diego Novillo  <dnovillo@google.com>
29843         * varpool.c (debug_varpool): New.
29844         * cgraph.h (debug_varpool): Declare.
29846 2009-04-02  Jan Hubicka  <jh@suse.cz>
29848         * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29849         pass.
29851 2009-04-02  H.J. Lu  <hongjiu.lu@intel.com>
29853         * config/i386/i386.c (ix86_abi): Move initialization to ...
29854         (override_options): Here.
29856 2009-04-02  Christian Bruel  <christian.bruel@st.com>
29858         * config/sh/sh.c (sh_dwarf_register_span): New function.
29859         (TARGET_DWARF_REGISTER_SPAN): Define.
29860         * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29862 2009-04-02  Ira Rosen  <irar@il.ibm.com>
29864         PR tree-optimization/39595
29865         * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29866         interleaved loads group is not  greater than the SLP group size.
29868 2009-04-02  Rafael Avila de Espindola  <espindola@google.com>
29870         * builtins.c (is_builtin_name): New.
29871         (called_as_built_in): Use is_builtin_name.
29872         * tree.h (is_builtin_name): New.
29873         * varasm.c (incorporeal_function_p): Use is_builtin_name
29875 2009-04-02  Andrew Stubbs  <ams@codesourcery.com>
29877         * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29879 2009-04-02  Dodji Seketeli  <dodji@redhat.com>
29881         PR c++/26693
29882         * c-decl.c (clone_underlying_type): Move this ...
29883         * c-common.c (set_underlying_type): ... here.
29884         Also, make sure the function properly sets TYPE_STUB_DECL() on
29885         the newly created typedef variant type.
29886         * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29887         * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29888         points.
29890 2009-04-02  Richard Guenther  <rguenther@suse.de>
29892         PR tree-optimization/37221
29893         * tree-flow.h (degenerate_phi_result): Declare.
29894         * tree-ssa-dom.c (degenerate_phi_result): Export.
29895         * tree-scalar-evolution.c (analyze_initial_condition): If
29896         the initial condition is defined by a degenerate PHI node
29897         use the degenerate value.
29899 2009-04-01  Eric Botcazou  <ebotcazou@adacore.com>
29901         PR rtl-optimization/39588
29902         * combine.c (merge_outer_ops): Do not set the constant when this
29903         is not necessary.
29904         (simplify_shift_const_1): Do not modify it either in this case.
29906 2009-04-01  Steven Bosscher  <steven@gcc.gnu.org>
29908         * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29909         tuning is deprecated if -mtune value is set to an Itanium1 variant.
29911 2009-04-01  Janis Johnson  <janis187@us.ibm.com>
29913         PR c/29027
29914         * c-lex.c (interpret_float): Default (no suffix) is double.
29916 2009-04-1  Xinliang David Li  <davidxl@google.com>
29918         * config/i386/i386.c (legitimate_constant_p): Recognize
29919         all one vector constant.
29921 2009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29923         * config/vax/vax.c: Add #includes to silence warnings.
29924         Change #include order to silence two warnings.
29926 2009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29928         * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29929         (ASM_SPEC): Pass -k to the assembler for PIC code.
29931 2009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29933         * config.gcc: Add vax-*-linux* to the switch.
29934         * config/vax/linux.h: New file. (TARGET_VERSION,
29935         TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29937 2009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29939         * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29940         Use predicate macros instead of GET_CODE() == foo.
29941         * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29942         ashlsi3, rotrsi3, <unnamed>): Likewise.
29944 2009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29946         * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29947         jbbccihi, jbbccisi): Remova trailing whitespace.
29948         * config/vax/constraints.md: Likewise.
29949         * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29950         * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29951         * config/vax/predicates.md: Likewise.
29952         * config/vax/vax.c (print_operand_address, vax_output_int_move,
29953         vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29954         * config/vax/vax.h: Likewise.
29955         * config/vax/vax.md (nonlocal_goto): Likewise.
29957 2009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29959         * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29960         (indirectable_address_p, adjacent_operands_p): Add spaces around
29961         braces.
29962         * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29964 2009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29966         * config/vax/vax.c (legitimate_constant_address_p,
29967         legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29968         index_term_p, reg_plus_index_p, legitimate_address_p,
29969         vax_mode_dependent_address_p): Update comments to match functions
29970         modified by the recent int->bool conversion.
29972 2009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29974         * config/vax/builtins.md: Update copyright message.
29975         * config/vax/constraints.md: Likewise.
29976         * config/vax/netbsd-elf.h: Likewise.
29977         * config/vax/predicates.md: Likewise.
29978         * config/vax/vax-protos.h: Likewise.
29979         * config/vax/vax.c: Likewise.
29980         * config/vax/vax.h: Likewise.
29981         * config/vax/vax.md: Likewise.
29982         * config/vax/vax.opt: Likewise.
29984 2009-04-01  Jan-Benedict Glaw  <jbglaw@jbglaw-dev.homezone.telefonica.de>
29986         * config/vax/builtins.md (ffssi2, ffssi2_internal,
29987         sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29988         * config/vax/constraints.md (B, R): Likewise.
29989         * config/vax/predicates.md (external_memory_operand,
29990         nonimmediate_addsub_di_operand): Likewise.
29991         * config/vax/vax.c (vax_output_int_add): Likewise.
29992         * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29993         untyped_call): Likewise.
29995 2009-04-01  Matt Thomas  <matt@3am-software.com>
29997         * config/vax/predicates.md: New file.
29998         (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29999         external_const_operand, nonsymbolic_operand, external_memory_operand,
30000         indirect_memory_operand, indexed_memory_operand,
30001         illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
30002         nonimmediate_addsub_di_operand, general_addsub_di_operand): New
30003         predicate.
30004         * config/vax/constraints.md: New file.
30005         (Z0, U06,  U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
30006         New constraint.
30007         * config/vax/builtins.md: New file.
30008         (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
30009         jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
30010         jbbccisi): Define.
30011         * config/vax/vax.opt (mqmath): Add option.
30012         * config/vax/vax.md (isfx): Extend with DI.
30013         (VAXintQH, VAXintQHSD): Define.
30014         (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
30015         mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
30016         and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
30017         one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
30018         (movdi): Update constraints and use vax_output_int_move().
30019         (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
30020         movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
30021         pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
30022         nonlocal_goto): New.
30023         (mov<mode>): Extend accepted operand types.
30024         (subdi3_old): Rename from subdi3, change update constraints and use
30025         a new implementation.
30026         * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
30027         (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
30028         MOVE_RATIO, CLEAR_RATIO): Define.
30029         (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
30030         CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
30031         (PRINT_OPERAND): Redefine using a function instead of inlined code.
30032         * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
30033         (split_quadword_operands): Make static and really allow variable
30034         splitting.
30035         (print_operand_address): Update for PIC generation.
30036         (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
30037         indexable_address_p, fixup_mathdi_operand,
30038         vax_expand_addsub_di_operands, adjacent_operands_p): New.
30039         (vax_float_literal, legitimate_constant_p,
30040         indirectable_constant_address_p, index_term_p,
30041         reg_plus_index_p): Return bool instead of int.
30042         (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
30043         where needed.
30044         (vax_output_int_move, vax_output_int_add): Extend to allow PIC
30045         generation.
30046         (vax_output_conditional_branch): Indent.
30047         (legitimate_constant_address_p, indirectable_constant_address_p,
30048         indirectable_address_p, nonindexed_address_p, legitimate_address_p,
30049         vax_mode_dependent_address_p): Return bool instead of int, update for
30050         PIC generation.
30051         * config/vax/vax-protos.h (legitimate_constant_address_p,
30052         legitimate_constant_p, legitimate_address_p,
30053         vax_mode_dependent_address_p): Change declaration to bool.
30054         (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
30055         vax_expand_addsub_di_operands, vax_output_int_subtract,
30056         vax_output_movmemsi): Declare.
30057         (split_quadword_operands, vax_float_literal): Delete declaration.
30058         * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
30059         * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
30060         VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
30061         ASM_OUTPUT_DWARF_PCREL): Define.
30062         (ASM_SPEC): Change definition to allow PIC generation.
30064 2009-04-01  Steve Ellcey  <sje@cup.hp.com>
30066         * doc/sourcebuild.texi: Update front-end requirements.
30068 2009-04-01  Jakub Jelinek  <jakub@redhat.com>
30070         PR target/39226
30071         * config/rs6000/rs6000.md (andsi3_internal5_nomc,
30072         anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
30073         (booldi3_internal3): Use boolean_or_operator instead of
30074         boolean_operator.
30076 2009-04-01  Joseph Myers  <joseph@codesourcery.com>
30078         PR c/39605
30079         * c-decl.c (grokdeclarator): Pedwarn for file-scope array
30080         declarator whose size is not an integer constant expression but
30081         folds to an integer constant, then treat it as a constant
30082         subsequently.
30084 2009-04-01  Richard Guenther  <rguenther@suse.de>
30086         * fold-const.c (fold_plusminus_mult_expr): Do not fold
30087         i * 4 + 2 to (i * 2 + 1) * 2.
30089 2009-04-01  Jakub Jelinek  <jakub@redhat.com>
30091         PR c/37772
30092         * c-parser.c (c_parser_asm_statement): Skip until close paren and
30093         return if c_parser_asm_string_literal returned NULL.
30095 2009-04-01  Nick Clifton  <nickc@redhat.com>
30097         * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
30098         already defined.
30099         * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
30100         * config/m32c/m32c-lib2.c: Remove unused typedefs.  Rename the
30101         other typedefs to avoid conflicts with libgcc2.c.  Define labels
30102         to gain 16-bit bit-manipulation functions from libgcc2.c and then
30103         include it.
30104         * config/m32c/m32c-lib2-trapv.c: New file.  Define labels
30105         to gain 16-bit trapping arithmetic functions from libgcc2.c and
30106         then include it.
30108 2009-04-01  Rafael Avila de Espindola  <espindola@google.com>
30110         * varasm.c (default_function_rodata_section): Declare DOT as
30111         const char*.
30113 2009-04-01  Kai Tietz  <kai.tietz@onevision.com>
30114             Andrey Galkin  <agalkin@hypercom.com>
30116         PR/39492
30117         * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
30118         Make object_name unique for each process.
30120 2009-04-01  Jakub Jelinek  <jakub@redhat.com>
30122         PR other/39591
30123         * omp-low.c (remove_exit_barrier): Don't optimize if there are any
30124         addressable variables in the parallel that could go out of scope while
30125         running queued tasks.
30127 2009-04-01  Anatoly Sokolov  <aesok@post.ru>
30129         * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
30130         (CASE_VALUES_THRESHOLD): Redefine.
30131         * config/avr/avr.c (avr_override_options): Remove initialization of
30132         avr_case_values_threshold variable.
30133         (avr_case_values_threshold): Remove variable. Add new function.
30134         * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
30135         * config/avr/avr.opt (mno-tablejump): Remove option.
30136         * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
30138 2009-04-01  DJ Delorie  <dj@redhat.com>
30140         * varasm.c (default_function_rodata_section): Don't assume
30141         anything about where the first '.' in the section name is.
30143 2009-04-01  Alan Modra  <amodra@bigpond.net.au>
30145         * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
30146         rs6000_emit_stack_tie.
30148 2009-03-31  Ian Lance Taylor  <iant@google.com>
30150         * tree-eh.c (tree_remove_unreachable_handlers): Compare
30151         gimple_code with GIMPLE_RESX, not RESX.
30153 2009-03-31  Joseph Myers  <joseph@codesourcery.com>
30155         * c-common.c (c_get_ident): New.
30156         (c_common_nodes_and_builtins): Call it for type names that may be NULL.
30158 2009-04-01  Ben Elliston  <bje@au.ibm.com>
30160         * config/rs6000/sysv4.opt (msdata): Improve option description.
30162 2009-03-31  Steve Ellcey  <sje@cup.hp.com>
30164         * config/ia64/ia64.md (divsf3_internal_lat): Remove.
30165         (divdf3_internal_lat): Remove.
30166         (divxf3_internal_lat): Remove.
30167         (divxf3_internal_thr): Remove.
30168         (divxf): Use divxf3_internal.
30169         * config/ia64/div.md (divsf3_internal_lat): New.
30170         (divdf3_internal_lat): New.
30171         (divxf3_internal): New.
30173 2009-03-31  Joseph Myers  <joseph@codesourcery.com>
30175         PR c/448
30176         * Makefile.in (USE_GCC_STDINT): Define.
30177         (stmp-int-hdrs): Install stdint.h if applicable.
30178         * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
30179         if known.
30180         (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
30181         (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
30182         UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
30183         INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
30184         INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
30185         UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
30186         INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
30187         UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
30188         UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
30189         (c_common_nodes_and_builtins): Initialize
30190         underlying_wchar_type_node.  Do not initialize
30191         signed_wchar_type_node or unsigned_wchar_type_node.  Initialize
30192         nodes for new types.
30193         (c_stddef_cpp_builtins): Define macros for new types.
30194         * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
30195         Remove.
30196         (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
30197         CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
30198         CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
30199         CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
30200         CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
30201         CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
30202         CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
30203         CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
30204         CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
30205         (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
30206         (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
30207         int16_type_node, int32_type_node, int64_type_node,
30208         uint8_type_node, uint16_type_node, c_uint32_type_node,
30209         c_uint64_type_node, int_least8_type_node, int_least16_type_node,
30210         int_least32_type_node, int_least64_type_node,
30211         uint_least8_type_node, uint_least16_type_node,
30212         uint_least32_type_node, uint_least64_type_node,
30213         int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
30214         int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
30215         uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
30216         uintptr_type_node): Define.
30217         * c-cppbuiltin.c (builtin_define_constants,
30218         builtin_define_type_minmax): New.
30219         (builtin_define_stdint_macros): Define more macros.
30220         (c_cpp_builtins): Define more limit macros.
30221         (type_suffix): New.
30222         (builtin_define_type_max): Define in terms of
30223         builtin_define_type_minmax.  Remove is_long parameter.  All
30224         callers changed.
30225         * config.gcc (use_gcc_stdint): Define.
30226         (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
30227         Add newlib-stdint.h for generic targets.
30228         * config/glibc-stdint.h, config/newlib-stdint.h,
30229         ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
30230         * config/m32c/m32c.h (UINTPTR_TYPE): Define.
30231         * config/score/score.h (UINTPTR_TYPE): Define.
30232         * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
30233         INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
30234         UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
30235         INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
30236         UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
30237         INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
30238         UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
30239         UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
30240         * config/spu/spu.h (STDINT_LONG32): Define.
30241         * configure.ac (use_gcc_stdint): Substitute.
30242         * configure: Regenerate.
30243         * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
30244         __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
30245         __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
30246         __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
30247         __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
30248         __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
30249         __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
30250         __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
30251         __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
30252         __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
30253         __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
30254         __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
30255         __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
30256         __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
30257         __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
30258         __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
30259         __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
30260         __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
30261         __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
30262         __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
30263         __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
30264         * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
30265         INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
30266         INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
30267         INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
30268         UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
30269         INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
30270         UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
30271         UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
30273 2009-03-31  Bernd Schmidt  <bernd.schmidt@analog.com>
30275         * loop-iv.c (suitable_set_for_replacement): Renamed from
30276         simplify_using_assignment; changed to return bool and to accept new
30277         args DEST and SRC.  Return true iff we find a source/destination pair
30278         that can be used to make a replacement, and fill SRC and DEST if so.
30279         Remove arg ALTERED.  Don't deal with altered regs here.  All callers
30280         changed.
30281         (simplify_using_initial_values): Deal with altered regs here and track
30282         more precisely the effect they have on the validity of our expression.
30284         * loop-iv.c (simplify_using_condition): A condition of the form
30285         (EQ REG CONST) can be used to simply make a substitution.
30286         (simplify_using_initial_values): Keep track of conditions we have seen
30287         and keep using them to simplify new expressions, while applying the
30288         same substitutions to them as to the expression.
30290         * simplify-rtx.c (simplify_relational_operation_1): Simplify
30291         (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
30292         GEU/LTU reversed.
30294         * loop-iv.c (determine_max_iter): New arg OLD_NITER.  All callers
30295         changed.  Use this when trying to improve the upper bound.
30296         Generate the comparison by using simplify_gen_relational.
30298         * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
30300         * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
30301         functions.
30302         (simplify_using_assignment, simplify_using_initial_values): Call
30303         replace_in_expr to make replacements.  Call replace_single_def_regs
30304         once on the initial version of the expression.
30306 2009-03-31  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
30308         PR target/27237
30309         * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
30311 2009-03-31  Richard Guenther  <rguenther@suse.de>
30313         PR middle-end/31029
30314         * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
30315         equality comparisons.  Fold C - X CMP X if C % 2 == 1.
30317 2009-03-31  Richard Guenther  <rguenther@suse.de>
30319         * tree.h (div_if_zero_remainder): Declare.
30320         * fold-const.c (div_if_zero_remainder): Export.
30321         * tree-ssa-forwprop.c
30322         (forward_propagate_addr_into_variable_array_index): Handle
30323         constant array index addition outside of the variable index.
30325 2009-03-31  Joseph Myers  <joseph@codesourcery.com>
30327         PR target/39592
30328         * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
30329         define_splits, floatunssi<mode>2): Require x87 conversions from
30330         DImode to be permitted.
30332 2009-03-31  Joseph Myers  <joseph@codesourcery.com>
30334         PR preprocessor/15638
30335         * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
30337 2009-03-31  Richard Guenther  <rguenther@suse.de>
30339         PR middle-end/23401
30340         PR middle-end/27810
30341         * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
30342         (struct tree_decl_with_vis): Remove gimple_formal_temp member.
30343         * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
30344         a separate statement.
30345         * gimplify.c (pop_gimplify_context): Remove formal temp handling.
30346         (lookup_tmp_var): Likewise.
30347         (is_gimple_formal_tmp_or_call_rhs): Remove.
30348         (is_gimple_reg_or_call_rhs): Rename to ...
30349         (is_gimple_reg_rhs_or_call): ... this.
30350         (is_gimple_mem_or_call_rhs): Rename to ...
30351         (is_gimple_mem_rhs_or_call): ... this.
30352         (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call.  Set
30353         DECL_GIMPLE_REG_P only if is_formal is true.
30354         (gimplify_compound_lval): Use is_gimple_reg.  Remove workaround
30355         for non-proper post-modify expression gimplification.
30356         (gimplify_self_mod_expr): For post-modify expressions gimplify
30357         the lvalue to a minimal lvalue.
30358         (rhs_predicate_for): Remove formal temp case.
30359         (gimplify_modify_expr_rhs): Likewise.
30360         (gimplify_addr_expr): Use is_gimple_reg.
30361         (gimplify_expr): Remove formal temp cases.
30362         (gimple_regimplify_operands): Likewise.
30363         * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
30364         and FILTER_EXPR like constants.
30365         * gimple.c (walk_gimple_op): Fix val_only initialization, use
30366         is_gimple_reg.
30367         (is_gimple_formal_tmp_rhs): Remove.
30368         (is_gimple_reg_rhs): Remove special casing.
30369         (is_gimple_mem_rhs): Fix.
30370         (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
30371         (is_gimple_formal_tmp_var): Remove.
30372         (is_gimple_formal_tmp_reg): Likewise.
30373         (is_gimple_min_lval): Allow invariant component ref parts.
30374         * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
30375         is_gimple_formal_tmp_reg): Remove declarations.
30376         * tree-cfg.c (verify_expr): Verify that variables with address
30377         taken do not have DECL_GIMPLE_REG_P set.
30378         * tree-mudflap.c (mf_build_check_statement_for): Use
30379         force_gimple_operand instead of gimplify_expr.
30381 2009-03-31  Ayal Zaks  <zaks@il.ibm.com>
30383         * modulo-sched.c (sms_schedule_by_order): Pass the actual
30384         schedulable rows to compute_split_row.
30386 2009-03-31  Ben Elliston  <bje@au.ibm.com>
30388         PR target/31635
30389         * config/rs6000/rs6000.c (rs6000_handle_option): Handle
30390         OPT_mvrsave.
30392 2009-03-31  Alan Modra  <amodra@bigpond.net.au>
30394         * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
30395         * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
30396         * configure: Regenerate.
30397         * config.in: Regenerate.
30398         * config/rs6000/rs6000.opt (mtls-markers): Add.
30399         * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
30400         * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
30401         (tls_ld_aix, tls_ld_sysv): Likewise.
30402         (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
30403         (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
30405 2009-03-31  Alan Modra  <amodra@bigpond.net.au>
30407         * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
30409 2009-03-30  Jan Hubicka  <jh@suse.cz>
30411         * tree-eh.c (make_eh_edges): Set probability 100% to first edge
30412         out of RESX.
30413         (tree_remove_unreachable_handlers): Cleanup EH predecestor
30414         detection and label handling.
30416 2009-03-30  Vladimir Makarov  <vmakarov@redhat.com>
30418         * ira-int.h (ira_allocno): Rename left_conflicts_num to
30419         left_conflicts_size.
30420         (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
30421         ALLOCNO_LEFT_CONFLICTS_SIZE.
30423         * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
30424         remove_allocno_from_bucket_and_push,
30425         allocno_spill_priority_compare, push_allocnos_to_stack,
30426         setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
30427         instead of ALLOCNO_LEFT_CONFLICTS_NUM.
30428         (setup_allocno_left_conflicts_num): Ditto.  Rename to
30429         setup_allocno_left_conflicts_size.
30430         (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
30431         instead of ALLOCNO_LEFT_CONFLICTS_NUM and
30432         setup_allocno_left_conflicts_size instead of
30433         setup_allocno_left_conflicts_num.
30435         * ira-build.c (ira_create_allocno): Use
30436         ALLOCNO_LEFT_CONFLICTS_SIZE instead of
30437         ALLOCNO_LEFT_CONFLICTS_NUM.
30439 2009-03-30  Vladimir Makarov  <vmakarov@redhat.com>
30441         * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
30442         instead of DF_LR_OUT.
30444         * ira-lives.c (process_bb_node_lives): Ditto.
30446         * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
30447         instead of DF_LR_{OUT,IN}.
30449         * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
30451         * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
30453 2009-03-30  Jan Hubicka  <jh@suse.cz>
30455         * except.c (label_to_region_map): Fix thinko.
30457 2009-03-30  Steve Ellcey  <sje@cup.hp.com>
30459         PR middle-end/38237
30460         * tree.h (tree_find_value): New declaration.
30461         * tree.c (tree_find_value): New function.
30462         * varasm.c (assemble_external): Avoid duplicate entries on lists.
30464 2009-03-30  Jakub Jelinek  <jakub@redhat.com>
30466         PR debug/39563
30467         * c-decl.c (struct c_binding): Add locus field.
30468         (bind): Add locus argument, set locus field from it.
30469         (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
30470         add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
30471         (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
30472         implicitly_declare, undeclared_variable, lookup_label,
30473         declare_label, c_make_fname_decl, c_builtin_function,
30474         c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
30475         bind callers.
30477 2009-03-30  H.J. Lu  <hongjiu.lu@intel.com>
30479         PR target/38781
30480         * config/i386/i386.c (classify_argument): Check total size of
30481         structure.
30483 2009-03-30  Martin Jambor  <mjambor@suse.cz>
30485         * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
30486         IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
30487         IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
30488         respectively.
30490         * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
30491         seen_variable_array_ref while also traversing a union.
30493         * tree-inline.c (optimize_inline_calls): Do not call
30494         cgraph_node_remove_callees.
30495         * cgraphbuild.c (remove_cgraph_callee_edges): New function.
30496         (pass_remove_cgraph_callee_edges): New variable.
30497         * passes.c (init_optimization_passes): Add
30498         pass_remove_cgraph_callee_edges after early inlining and before all
30499         late intraprocedural passes.
30501         * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
30503 2009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30505         * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
30506         Fix typos in names.
30508 2009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30510         * combine.c (simplify_comparison): Use have_insn_for.
30511         * dojump.c (do_jump): Likewise.
30513 2009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30515         * config/sparc/sparc.c (sparc_compare_emitted): Remove.
30516         (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
30517         sparc_compare_op0 like sparc_compare_emitted used to be handled.
30518         (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
30519         instead of sparc_compare_emitted.
30520         * config/sparc/sparc.h (sparc_compare_emitted): Remove.
30521         * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
30522         instead of sparc_compare_emitted.
30524 2009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30526         * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
30527         enter/exit cfglayout mode.
30528         (pass_partition_block): Require it.
30529         * combine.c (find_single_use, reg_dead_at_p): Use CFG.
30530         (combine_instructions): Track basic blocks instead of labels.
30531         (update_cfg_for_uncondjump): New.
30532         (try_combine): Use it.  Update jumps after rescanning.
30533         (pass_combine): Require PROP_cfglayout.
30534         * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
30536 2009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30538         * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
30539         Provide/destroy PROP_cfglayout respectively.
30540         * gcse.c (pass_jump_bypass, pass_gcse): Require it.
30541         * tree-pass.h (PROP_cfglayout): New.
30543 2009-03-30  Paolo Bonzini  <bonzini@gnu.org>
30545         * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
30546         fold_convert_const_fixed_from_fixed,
30547         fold_convert_const_fixed_from_int,
30548         fold_convert_const_fixed_from_real, fold_negate_const): Do not
30549         set TREE_CONSTANT_OVERFLOW.
30550         * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
30551         * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
30553 2009-03-30  Ira Rosen  <irar@il.ibm.com>
30555         * tree-vect-loop-manip.c: New file.
30556         * tree-vectorizer.c: Update documentation and included files.
30557         (vect_loop_location): Make extern.
30558         (rename_use_op): Move to tree-vect-loop-manip.c
30559         (rename_variables_in_bb, rename_variables_in_loop,
30560         slpeel_update_phis_for_duplicate_loop,
30561         slpeel_update_phi_nodes_for_guard1,
30562         slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
30563         slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
30564         slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
30565         set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
30566         find_loop_location): Likewise.
30567         (new_stmt_vec_info): Move to tree-vect-stmts.c.
30568         (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
30569         get_vectype_for_scalar_type, vect_is_simple_use,
30570         supportable_widening_operation, supportable_narrowing_operation):
30571         Likewise.
30572         (bb_in_loop_p): Move to tree-vect-loop.c.
30573         (new_loop_vec_info, destroy_loop_vec_info,
30574         reduction_code_for_scalar_code, report_vect_op,
30575         vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
30576         (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
30577         (vect_supportable_dr_alignment): Likewise.
30578         * tree-vectorizer.h (tree-data-ref.h): Include.
30579         (vect_loop_location): Declare.
30580         Reorganize function declarations according to the new file structure.
30581         * tree-vect-loop.c: New file.
30582         * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
30583         tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
30584         * tree-vect-data-refs.c: New file.
30585         * tree-vect-patterns.c (timevar.h): Don't include.
30586         * tree-vect-stmts.c: New file.
30587         * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
30588         tree-vect-slp.c, tree-vect-loop.c.
30589         * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
30590         tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
30591         tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
30592         (tree-vect-analyze.o): Remove.
30593         (tree-vect-transform.o): Likewise.
30594         (tree-vect-data-refs.o): Add rule.
30595         (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
30596         tree-vect-slp.o): Likewise.
30597         (tree-vect-patterns.o): Remove redundant dependencies.
30598         (tree-vectorizer.o): Likewise.
30599         * tree-vect-slp.c: New file.
30601 2009-03-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
30603         * optc-gen.awk: Warn if an option flag has multiple different
30604         help strings.
30606 2009-03-30  Sebastian Pop  <sebastian.pop@amd.com>
30608         * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
30609         -floop-block): Document dependences on PPL, CLooG and Graphite.
30611 2009-03-30  Joseph Myers  <joseph@codesourcery.com>
30613         PR rtl-optimization/323
30614         * c-common.c (c_fully_fold, convert_and_check,
30615         c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
30616         (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
30617         * c-common.def (EXCESS_PRECISION_EXPR): New.
30618         * c-cppbuiltin.c (builtin_define_float_constants): Define
30619         constants with enough digits for long double.
30620         * c-lex.c (interpret_float): Interpret constant with excess
30621         precision where appropriate.
30622         * c-opts.c (c_common_post_options): Set
30623         flag_excess_precision_cmdline.  Give an error for
30624         -fexcess-precision=standard for C++ for processors where the
30625         option is significant.
30626         * c-parser.c (c_parser_conditional_expression): Handle excess
30627         precision in condition.
30628         * c-typeck.c (convert_arguments): Handle arguments with excess
30629         precision.
30630         (build_unary_op): Move excess precision outside operation.
30631         (build_conditional_expr): Likewise.
30632         (build_compound_expr): Likewise.
30633         (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
30634         (build_modify_expr): Handle excess precision in RHS.
30635         (convert_for_assignment): Handle excess precision in converted
30636         value.
30637         (digest_init, output_init_element, process_init_element): Handle
30638         excess precision in initializer.
30639         (c_finish_return): Handle excess precision in return value.
30640         (build_binary_op): Handle excess precision in operands and add
30641         excess precision as needed for operation.
30642         * common.opt (-fexcess-precision=): New option.
30643         * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
30644         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30645         For standard excess precision, output explicit conversion to and
30646         truncation from XFmode.
30647         (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
30648         *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
30649         *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
30650         define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
30651         define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
30652         floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
30653         divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
30654         *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
30655         *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
30656         define_splits, sqrt<mode>2): Disable where appropriate for
30657         standard excess precision.
30658         * convert.c (convert_to_real): Do not shorten arithmetic to type
30659         for which excess precision would be used.
30660         * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
30661         * doc/invoke.texi (-fexcess-precision=): Document option.
30662         (-mfpmath=): Correct index entry.
30663         * flags.h (enum excess_precision, flag_excess_precision_cmdline,
30664         flag_excess_precision): New.
30665         * langhooks.c (lhd_post_options): Set
30666         flag_excess_precision_cmdline.
30667         * opts.c (common_handle_option): Handle -fexcess-precision=.
30668         * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
30669         init_excess_precision): New.
30670         (lang_dependent_init_target): Call init_excess_precision.
30671         * tree.c (excess_precision_type): New.
30672         * tree.h (excess_precision_type): Declare.
30674 2009-03-30  Joseph Myers  <joseph@codesourcery.com>
30676         PR c/35235
30677         * c-typeck.c (build_component_ref): Do not copy qualifiers from
30678         non-lvalue to component.
30680 2009-03-29  Joseph Myers  <joseph@codesourcery.com>
30682         PR preprocessor/34695
30683         * Makefile.in (c-opts.o): Depend on c-tree.h.
30684         * c-common.c: Move down include of diagnostic.h.
30685         (done_lexing, c_cpp_error): New.
30686         * c-common.h (done_lexing): Declare.
30687         * c-decl.c (c_write_global_declarations): Don't check cpp_errors
30688         (parse_in).
30689         * c-opts.c: Include c-tree.h.
30690         (c_common_init_options): Set preprocessor error callback.
30691         (c_common_handle_option): Do not set preprocessor
30692         inhibit_warnings, warnings_are_errors, warn_system_headers,
30693         pedantic_errors or inhibit_warnings flags.
30694         (c_common_post_options): Do not check cpp_errors (parse_in).
30695         (c_common_finish): Do not output dependencies if there were
30696         errors.  Do not check return value of cpp_finish.
30697         * c-ppoutput.c (pp_file_change): Set input_location.
30698         * c-tree.h (c_cpp_error): Declare.
30699         * diagnostic.c (diagnostic_set_info_translated): Also initialize
30700         override_column.
30701         (diagnostic_build_prefix): Check override_column.
30702         * diagnostic.h (diagnostic_info): Add override_column field.
30703         (diagnostic_override_column): Define.
30705 2009-03-28  Paolo Bonzini  <bonzini@gnu.org>
30707         * c-common.c (c_expand_expr, c_staticp): Remove.
30708         * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
30709         * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
30710         COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
30711         * c-gimplify.c (gimplify_compound_literal_expr,
30712         optimize_compound_literals_in_ctor): Remove.
30713         (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
30714         * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
30715         * c-semantics.c (emit_local_var): Remove.
30717         * langhooks-def.h (lhd_expand_expr): Remove.
30718         * langhooks.c (lhd_expand_expr): Remove.
30719         * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
30721         * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
30722         handling from c-semantics.c; don't call into langhook.
30723         (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
30724         * gimplify.c (gimplify_compound_literal_expr,
30725         optimize_compound_literals_in_ctor): Move from c-gimplify.c.
30726         (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
30727         (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
30728         as was done in c-gimplify.c.
30729         * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
30730         * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
30731         Move from c-common.h.
30732         * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
30734         * tree.c (staticp): Do not call langhook.
30735         * langhooks.c (lhd_staticp): Delete.
30736         * langhooks-def.h (lhd_staticp): Delete prototype.
30737         (LANG_HOOKS_STATICP): Delete.
30738         (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
30740         * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
30741         instead of DECL_STMTs.
30743 2009-03-29  Joseph Myers  <joseph@codesourcery.com>
30745         PR c/456
30746         PR c/5675
30747         PR c/19976
30748         PR c/29116
30749         PR c/31871
30750         PR c/35198
30751         * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
30752         void_type_node.
30753         (fold_call_expr): Return a NOP_EXPR from folding rather than the
30754         contained expression.
30755         * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
30756         (c_common_truthvalue_conversion): Use c_save_expr.  Do not fold
30757         conditional expressions for C.
30758         (decl_constant_value_for_optimization): Move from
30759         decl_constant_value_for_broken_optimization in c-typeck.c.  Check
30760         whether optimizing and that the expression is a VAR_DECL not of
30761         array type instead of doing such checks in the caller.  Do not
30762         check pedantic.  Call gcc_unreachable for C++.
30763         * c-common.def (C_MAYBE_CONST_EXPR): New.
30764         * c-common.h (c_fully_fold, c_save_expr,
30765         decl_constant_value_for_optimization): New prototypes.
30766         (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
30767         C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
30768         EXPR_INT_CONST_OPERANDS): Define.
30769         * c-convert.c (convert): Strip nops from expression.
30770         * c-decl.c (groktypename): Take extra parameters expr and
30771         expr_const_operands.  Update call to grokdeclarator.
30772         (start_decl): Update call to grokdeclarator.  Add statement for
30773         expressions used in type of decl.
30774         (grokparm): Update call to grokdeclarator.
30775         (push_parm_decl): Update call to grokdeclarator.
30776         (build_compound_literal): Add parameter non_const and build a
30777         C_MAYBE_COSNT_EXPR if applicable.
30778         (grokdeclarator): Take extra parameters expr and
30779         expr_const_operands.  Track expressions used in declaration
30780         specifiers and declarators.  Fold array sizes and track whether
30781         they are constant expressions and whether they are integer
30782         constant expressions.
30783         (parser_xref_tag): Set expr and expr_const_operands fields in
30784         return value.
30785         (grokfield): Update call to grokdeclarator.
30786         (start_function): Update call to grokdeclarator.
30787         (build_null_declspecs): Set expr and expr_const_operands fields in
30788         return value.
30789         (declspecs_add_type): Handle expressions in typeof specifiers.
30790         * c-parser.c (c_parser_declspecs): Set expr and
30791         expr_const_operands fields for declaration specifiers.
30792         (c_parser_enum_specifier): Likewise.
30793         (c_parser_struct_or_union_specifier): Likewise.
30794         (c_parser_typeof_specifier): Likewise.  Update call to
30795         groktypename.  Fold expression as needed.  Return expressions with
30796         type instead of adding statements.
30797         (c_parser_attributes): Update calls to c_parser_expr_list.
30798         (c_parser_statement_after_labels): Fold expression before passing
30799         to objc_build_throw_stmt.
30800         (c_parser_condition): Fold expression.
30801         (c_parser_asm_operands): Fold expression.
30802         (c_parser_conditional_expression): Use c_save_expr.  Update call
30803         to build_conditional_expr.
30804         (c_parser_alignof_expression): Update call to groktypename.
30805         (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
30806         original_code.  Fold expression argument of va_arg.  Create
30807         C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
30808         argument to va_arg.  Update calls to groktypename.  Fold array
30809         index for offsetof.  Verify that first argument to
30810         __builtin_choose_expr has integer type.
30811         (c_parser_postfix_expression_after_paren_type): Update calls to
30812         groktypename and build_compound_literal.  Handle expressions with
30813         side effects in type name.
30814         (c_parser_postfix_expression_after_primary): Update call to
30815         c_parser_expr_list.  Set original_code for calls to
30816         __builtin_constant_p.
30817         (c_parser_expr_list): Take extra parameter fold_p.  Fold
30818         expressions if requested.
30819         (c_parser_objc_type_name): Update call to groktypename.
30820         (c_parser_objc_synchronized_statement): Fold expression.
30821         (c_parser_objc_receiver): Fold expression.
30822         (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30823         (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30824         c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30825         * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30826         (struct c_typespec): Add elements expr and expr_const_operands.
30827         (struct c_declspecs): Add elements expr and expr_const_operands.
30828         (groktypename, build_conditional_expr, build_compound_literal):
30829         Update prototypes.
30830         (in_late_binary_op): Declare.
30831         * c-typeck.c (note_integer_operands): New function.
30832         (in_late_binary_op): New variable.
30833         (decl_constant_value_for_broken_optimization): Move to c-common.c
30834         and rename to decl_constant_value_for_optimization.
30835         (default_function_array_conversion): Do not strip nops.
30836         (default_conversion): Do not call
30837         decl_constant_value_for_broken_optimization.
30838         (build_array_ref): Do not fold result.
30839         (c_expr_sizeof_expr): Fold operand.  Use C_MAYBE_CONST_EXPR for
30840         result when operand is a VLA.
30841         (c_expr_sizeof_type): Update call to groktypename.  Handle
30842         expressions included in type name.  Use C_MAYBE_CONST_EXPR for
30843         result when operand names a VLA type.
30844         (build_function_call): Update call to build_compound_literal.
30845         Only fold result for calls to __builtin_* functions.  Strip
30846         NOP_EXPR from INTEGER_CST returned from such functions.  Fold
30847         the function designator.
30848         (convert_arguments): Fold arguments.  Update call to
30849         convert_for_assignment.
30850         (build_unary_op): Handle increment and decrement of
30851         C_MAYBE_CONST_EXPR.  Move lvalue checks for increment and
30852         decrement earlier.  Fold operand of increment and decrement.
30853         Handle address of C_MAYBE_CONST_EXPR.  Only fold expression being
30854         built for integer operand.  Wrap returns that are INTEGER_CSTs
30855         without being integer constant expressions or that have integer
30856         constant operands without being INTEGER_CSTs.
30857         (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30858         (build_conditional_expr): Add operand ifexp_bcp.  Track whether
30859         result is an integer constant expression or can be used in
30860         unevaluated parts of one and avoid folding and wrap as
30861         appropriate.  Fold operands before possibly doing -Wsign-compare
30862         warnings.
30863         (build_compound_expr): Wrap result for C99 if operands can be used
30864         in integer constant expressions.
30865         (build_c_cast): Update call to digest_init.  Do not ignore
30866         overflow from casting floating-point constants to integers.  Wrap
30867         results that could be confused with integer constant expressions,
30868         null pointer constants or floating-point constants.
30869         (c_cast_expr): Update call to groktypename.  Handle expressions
30870         included in type name.
30871         (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR.  Fold
30872         lhs inside possible SAVE_EXPR.  Fold RHS before assignment.
30873         Update calls to convert_for_assignment.
30874         (convert_for_assignment): Take new parameter
30875         null_pointer_constant.  Do not strip nops or call
30876         decl_constant_value_for_broken_optimization.  Set
30877         in_late_binary_op for conversions to boolean.
30878         (store_init_value): Update call to digest_init.
30879         (digest_init): Take new parameter null_pointer_constant.  Do not
30880         call decl_constant_value_for_broken_optimization.  pedwarn for
30881         initializers not constant expressions.  Update calls to
30882         convert_for_assignment.
30883         (constructor_nonconst): New.
30884         (struct constructor_stack): Add nonconst element.
30885         (really_start_incremental_init, push_init_level, pop_init_level):
30886         Handle constructor_nonconst and nonconst element.
30887         (set_init_index): Call constant_expression_warning for array
30888         designators.
30889         (output_init_element): Fold value.  Set constructor_nonconst as
30890         applicable.  pedwarn for initializers not constant expressions.
30891         Update call to digest_init.  Call constant_expression_warning
30892         where constant initializers are required.
30893         (process_init_element): Use c_save_expr.
30894         (c_finish_goto_ptr): Fold expression.
30895         (c_finish_return): Fold return value.  Update call to
30896         convert_for_assignment.
30897         (c_start_case): Fold switch expression.
30898         (c_process_expr_stmt): Fold expression.
30899         (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30900         ensure statement expression is not evaluated in constant expression.
30901         (build_binary_op): Track whether results are integer constant
30902         expressions or may occur in such, disable folding and wrap results
30903         as applicable.  Fold operands for -Wsign-compare warnings unless
30904         in_late_binary_op.
30905         (c_objc_common_truthvalue_conversion): Handle results folded to
30906         integer constants that are not integer constant expressions.
30907         * doc/extend.texi: Document when typeof operands are evaluated,
30908         that condition of __builtin_choose_expr is an integer constant
30909         expression, and more about use of __builtin_constant_p in
30910         initializers.
30912 2009-03-29  Richard Guenther  <rguenther@suse.de>
30914         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30915         propagate addresses of array references.
30917 2009-03-29  Steven Bosscher  <steven@gcc.gnu.org>
30919         * regmove.c (perhaps_ends_bb_p): Remove.
30920         (optimize_reg_copy_1): Don't call perhaps_ends_bb_p.  Get basic block
30921         from INSN and check that the main loop stays within that basic block.
30922         (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30923         (regmove_forward_pass): Split out from regmove_optimize.  Use
30924         FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30925         (regmove_backward_pass): Split out from regmove_optimize.  Use
30926         FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30927         (regmove_optimize): Simplify.
30929 2009-03-29  H.J. Lu  <hongjiu.lu@intel.com>
30931         PR target/39545
30932         * config/i386/i386.c (classify_argument): Ignore flexible array
30933         member in struct and warn ABI change.
30935 2009-03-29  H.J. Lu  <hongjiu.lu@intel.com>
30937         * config/i386/i386-protos.h (ix86_agi_dependent): New.
30939         * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30940         (ix86_adjust_cost): Updated.
30942 2009-03-29  Jan Hubicka  <jh@suse.cz>
30944         PR middle-end/28850
30945         * tree-pass.h (pass_cleanup_eh): New function.
30946         (remove_unreachable_regions): Break code handling RTL
30947         to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30948         that can not be reached by runtime.
30949         (can_be_reached_by_runtime): New function.
30950         (label_to_region_map): New function.
30951         (num_eh_regions): New function.
30952         (rtl_remove_unreachable_regions): New function.
30953         (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30954         (remove_eh_region): New function.
30955         * except.h: Include sbitmap and vecprim.
30956         (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30957         num_eh_regions): Declare.
30958         * passes.c (init_optimization_passes): Schedule cleanup_eh.
30959         * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30960         * tree-eh.c (tree_remove_unreachable_handlers): New function.
30961         (tree_empty_eh_handler_p): New function.
30962         (cleanup_empty_eh): New function.
30963         (cleanup_eh): New function.
30964         (pass_cleanup_eh): New function.
30966 2009-03-29  Jan Hubicka  <jh@suse.cz>
30968         * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30969         for removed regions.
30971 2009-03-29  Jan Hubicka  <jh@suse.cz>
30973         * except.c (dump_eh_tree): Dump all datastructures.
30975 2009-03-29  Jan Hubicka  <jh@suse.cz>
30977         * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30978         (duplicate_eh_regions_1): Likewise.
30979         (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30980         vector; call EH verification.
30981         (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30982         Be ready for region being removed.
30984 2009-03-29  Jan Hubicka  <jh@suse.cz>
30986         * bitmap.c (bitmap_last_set_bit): New function.
30987         * bitmap.h (bitmap_last_set_bit): Declare.
30989 2009-03-29  David Ayers  <ayers@fsfe.org>
30991         PR objc/27377
30992         * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30993         by calling objc_compare_types and surpress warnings about
30994         incompatible C pointers that are compatible ObjC pointers.
30996 2009-03-29  Adam Nemet  <anemet@caviumnetworks.com>
30998         * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30999         call initialize_inline_failed.
31000         (initialize_inline_failed): Move it from here ...
31001         * cgraph.c (initialize_inline_failed): ... to here.
31002         (cgraph_create_edge): Call initialize_inline_failed rather than
31003         setting inline_failed directly.
31005 2009-03-29  Ben Elliston  <bje@au.ibm.com>
31007         PR target/32542
31008         * sysv4.opt (msdata): Improve comment.
31009         * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
31010         * sysv4.h (SVR4_ASM_SPEC): Likewise.
31012 2009-03-29  Ben Elliston  <bje@au.ibm.com>
31014         PR target/30451
31015         * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
31016         load and store attributes.
31018 2009-03-29  Ben Elliston  <bje@au.ibm.com>
31020         * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
31021         (ix86_init_builtins): Add built-in function __builtin_huge_valq.
31022         (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
31023         * doc/extend.texi (X86 Built-in Functions): Add index entries for
31024         __builtin_infq and __builtin_huge_valq.
31026 2009-03-28  Anatoly Sokolov  <aesok@post.ru>
31028         * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
31029         atmega8m1 devices.
31030         * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
31031         * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
31033 2009-03-28  Xinliang David Li  <davidxl@google.com>
31035         * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
31036         (do_dbg_cnt): New function.
31038 2009-03-28  Jan Hubicka  <jh@suse.cz>
31040         Merge from pretty-ipa:
31042         2009-03-27  Jan Hubicka  <jh@suse.cz>
31044         * cgraph.c (dump_cgraph_node): Add replace output flag by process.
31045         * tree-pass.h (function_called_by_processed_nodes_p): Declare.
31046         * passes.c (function_called_by_processed_nodes_p): New.
31047         * ipa-pure-const.c (check_call): Fix handling of operands.
31048         (analyze_function): Dump debug output for skipped bodies.
31049         (local_pure_const): Use function_called_by_processed_nodes_p.
31050         * dwarf2out.c (reference_to_unused): Use output.
31051         * passes.c (do_per_function_toporder): Likewise.
31053         2008-11-12  Jan Hubicka  <jh@suse.cz>
31055         * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
31056         * ipa-pure-const.c (funct_state_d): Add can throw field; make
31057         state_set_in_source enum
31058         (check_decl): Ignore memory tags; do not set fake looping flags;
31059         dump diagnostics.
31060         (check_operand, check_tree, check_rhs_var, check_lhs_var,
31061         get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
31062         (check_call, analyze_function): Rewrite.
31063         (check_stmt): New.
31064         (add_new_function): Update call of analyze_function.
31065         (generate_summary): Add call of analyze_function.
31066         (propagate): Propagate can_throw; handle state_set_in_source correctly.
31067         (local_pure_const): New function.
31068         (pass_local_pure_const): New pass.
31069         * ipa-inline.c (inline_transform): Set after_inlining.
31070         * tree-eh.c (stmt_can_throw_external): New.
31071         * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
31072         work with aliasing built.
31073         * tree-flow.h (stmt_can_throw_external): New.
31074         * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
31075         and local pure/const pass in early and late optimization queue.
31077 2009-03-28  Martin Jambor  <mjambor@suse.cz>
31079         * fold-const.c (get_pointer_modulus_and_residue): New parameter
31080         allow_func_align.
31081         (fold_binary): Allow function decl aligment consideration is the
31082         second argument is integer constant one.
31083         * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
31084         (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
31085         with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
31087 2009-03-28  Jan Hubicka  <jh@suse.cz>
31089         * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
31090         * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
31091         * function.h (rtl_data): Add nothrow flag.
31092         * except.c (set_nothrow_function_flags): Use crtl->nothrow;
31093         set DECL_NOTHROW for AVAILABLE functions.
31095 2009-03-28  Jakub Jelinek  <jakub@redhat.com>
31097         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
31098         following vector keyword has expansion starting with pixel or bool
31099         keyword, expand vector to __vector and pixel or bool to __pixel or
31100         __bool.
31102         PR c++/39554
31103         * opts.c (warning_disallowed_functions, warn_disallowed_functions,
31104         warn_if_disallowed_function_p): Removed.
31105         (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
31106         * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
31107         warning_if_disallowed_function_p.
31108         * flags.h (warn_if_disallowed_function_p,
31109         warn_disallowed_functions): Removed.
31110         * common.opt (Wdisallowed-function-list=): Removed.
31111         * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
31113 2009-03-28  Richard Guenther  <rguenther@suse.de>
31115         PR tree-optimization/38723
31116         * tree-ssa-pre.c (compute_avail): Add all default definitions to
31117         the entry block.
31119 2009-03-28  Jan Hubicka  <jh@suse.cz>
31121         * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
31122         test introduced by my previous patch.
31124 2009-03-28  Richard Guenther  <rguenther@suse.de>
31126         * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
31127         the PHIs value undefined.
31129 2009-03-28  Jan Hubicka  <jh@suse.cz>
31131         * tree-pass.h (pass_fixup_cfg): New pass.
31132         * ipa-inline.c (inline_transform): Set
31133         always_inline_functions_inlined/after_inlining.
31134         * tree-optimize.c (execute_fixup_cfg): Do not set them here.
31135         (pass_fixup_cfg): New pass.
31136         * passes.c (init_optimization_passes): Add fixup_cfg.
31138 2009-03-28  Richard Guenther  <rguenther@suse.de>
31140         PR tree-optimization/38458
31141         * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
31142         argument use the arguments copy-of value.
31144 2009-03-28  Richard Guenther  <rguenther@suse.de>
31146         PR tree-optimization/38180
31147         * tree-ssa-ccp.c (get_default_value): Simplify.
31148         (likely_value): Likewise.
31149         (surely_varying_stmt_p): Properly handle VOP case.
31150         (ccp_initialize): Likewise.
31151         (ccp_fold): Handle propagating through *&.
31152         (fold_const_aggregate_ref): Also handle decls.
31154 2009-03-28  Jan Hubicka  <jh@suse.cz>
31156         * cgraph.c (dump_cgraph_node): Add replace output flag by process.
31157         * cgraph.h (cgraph_node): Likewise.
31158         * cgraphunit.c (cgraph_process_new_functions): Set process flag.
31159         (cgraph_reset_node): Use process flag.
31160         (cgraph_mark_functions_to_output): Likewise.
31161         (cgraph_expand_function): Likewise.
31162         (cgraph_expand_all_functions): Likewise.
31163         (cgraph_output_in_order): Likewise.
31164         * dwarf2out.c (reference_to_unused): Likewise.
31165         * passes.c do_per_function_toporder): Likewise.
31167 2009-03-28  Jan Hubicka  <jh@suse.cz>
31169         Bring from lto-branch:
31171         2008-09-03  Doug Kwan  <dougkwan@google.com>
31173         * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
31174         enums instead of reason strings.
31175         * cgraph.c (cgraph_create_edge): Same.
31176         (cgraph_inline_failed_string): New function.
31177         * cgraph.h (cgraph_inline_failed_t): New enum type.
31178         (cgraph_inline_failed_string): New prototype.
31179         (struct cgraph_edge): Change type of INLINED_FAILED from constant
31180         char pointer to cgraph_inline_failed_t.
31181         (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
31182         (cgraph_default_inline_p): Ditto.
31183         * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
31184         to cgraph_inline_failed_t pointer.
31185         * cif-code.def: New file.
31186         * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
31187         reason string.
31188         (cgraph_check_inline_limits): Change type of REASON to pointer to
31189         cgraph_inline_failed_t.  Replace reason strings with enums.
31190         (cgraph_default_inline_p): Ditto.
31191         (cgraph_recursive_inlining_p): Ditto.
31192         (update_caller_keys): Change type of FAILED_REASON to
31193         cgraph_inline_failed_t.
31194         (cgraph_set_inline_failed): Change type of REASON to pointer to
31195         cgraph_inline_failed_t.  Call cgraph_inline_failed_string to
31196         convert enums to strings for text output.
31197         (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
31198         to be of type cgraph_inline_failed_t.  Replace reason strings with
31199         enums.  Call cgraph_inline_failed_string to covert enums
31200         to strings for text output.
31201         (cgraph_decide_inlining): Replace reason strings with enums.
31202         (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
31203         to cgraph_inline_failed_t type.  Call cgraph_inline_failed_string
31204         for text output.
31205         * tree-inline.c (expand_call_inline): Change type of REASON
31206         to cgraph_inline_failed_t.  Replace reason strings with enums.
31207         Call cgraph_inline_failed_string for text output.
31208         * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
31209         (cgraph.o): Ditto.
31211 2009-03-28  Jan Hubicka  <jh@suse.cz>
31213         * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
31214         cgraph_clone_node): Remove master clone handling.
31215         (cgraph_is_master_clone, cgraph_master_clone): Remove.
31216         * cgraph.h (master_clone): Remove.
31217         (cgraph_is_master_clone, cgraph_master_clone): Remove.
31218         * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
31219         (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
31221 2009-03-28  Jan Hubicka  <jh@suse.cz>
31223         * cgraph.c (cgraph_function_body_availability): Functions declared
31224         inline are always safe to assume that it is not going to be replaced.
31226 2009-03-28  Richard Guenther  <rguenther@suse.de>
31228         PR tree-optimization/38513
31229         * tree-ssa-pre.c (eliminate): Remove redundant stores.
31230         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
31231         EXC_PTR_EXPR and FILTER_EXPR.
31232         (get_ref_from_reference_ops): Likewise.
31234 2009-03-28  Richard Guenther  <rguenther@suse.de>
31236         PR tree-optimization/38968
31237         * tree-vect-analyze.c (vect_compute_data_ref_alignment):
31238         Use FLOOR_MOD_EXPR to compute misalignment.
31240 2009-03-28  Richard Guenther  <rguenther@suse.de>
31242         PR tree-optimization/37795
31243         * tree.h (combine_comparisons): Declare.
31244         * fold-const.c (combine_comparisons): Export.
31245         * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
31246         comparisons.
31247         (ifcombine_iforif): Use combine_comparisons.
31249 2009-03-28  Jan Hubicka  <jh@suse.cz>
31251         * tree-eh.c (inlinable_call_p): New function.
31252         (make_eh_edges): Use it.
31253         (verify_eh_edges): Use it.
31254         (stmt_can_throw_external, stmt_can_throw_internal): Use it.
31255         * except.c (reachable_next_level): Add inlinable_function argument
31256         (sjlj_find_directly_reachable_regions): Update.
31257         (add_reachable_handler): Do not set saw_any_handlers.
31258         (reachable_next_level): Handle MUST_NOT_THROW more curefully.
31259         (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
31260         Add new inlinable call parameter.
31261         (can_throw_internal, can_throw_external): Update.
31262         * except.h (can_throw_internal_1, can_throw_external_1,
31263         foreach_reachable_handler): Update declaration.
31265 2009-03-28  Joseph Myers  <joseph@codesourcery.com>
31267         * config/arm/t-arm-coff, config/h8300/coff.h,
31268         config/i386/i386-aout.h, config/i386/i386-coff.h,
31269         config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
31270         config/pdp11/2bsd.h, config/rs6000/aix41.h,
31271         config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
31272         fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
31273         scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
31274         sys-types.h: Remove.
31275         * Makefile.in: Remove protoize and fixproto support and references
31276         in comments.
31277         (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
31278         PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
31279         Remove.
31280         (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
31281         (MOSTLYCLEANFILES): Remove protoize$(exeext) and
31282         unprotoize$(exeext).
31283         (rest.encap): Don't depend on $(STMP_FIXPROTO)
31284         (.PHONY): Don't depend on proto.
31285         (libgcc-support): Don't depend on $(STMP_FIXPROTO).
31286         (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
31287         protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
31288         deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
31289         build/gen-protos.o, build/scan.o, xsys-protos.h,
31290         build/fix-header$(build_exeext), build/fix-header.o,
31291         build/scan-decls.o, fixhdr.ready, stmp-fixproto,
31292         stmp-install-fixproto): Remove.
31293         (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
31294         SYSCALLS.c or fixproto files.
31295         (install-common): Don't install protoize.
31296         (install-headers-tar, install-headers-cpio, install-headers-cp):
31297         Don't depend on $(STMP_FIXPROTO).
31298         (install-mkheaders): Don't depend on $(STMP_FIXPROTO).  Don't
31299         install fixproto files or write out fixproto settings.
31300         (uninstall): Don't uninstall protoize.
31301         * config.gcc (use_fixproto): Remove.
31302         (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
31303         i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
31304         rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
31305         * config/m32r/t-linux (STMP_FIXPROTO): Remove.
31306         * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
31307         * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
31308         * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
31309         * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
31310         * config/t-svr4 (FIXPROTO_DEFINES): Remove.
31311         * config/t-vxworks (STMP_FIXPROTO): Remove.
31312         * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
31313         STMP_FIXPROTO): Remove.
31314         * config.in, configure: Regenerate.
31315         * crtstuff.c (gid_t, uid_t): Don't undefine.
31316         * doc/install.texi: Change m68k-coff to m68k-elf in example.
31317         (arm-*-coff, arm-*-aout: Remove target entries.
31318         (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
31319         Remove mention of AIX 4.1.
31320         (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
31321         * doc/invoke.texi (Running Protoize): Remove.
31322         * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
31323         (Protoize Caveats): Remove.
31324         * tsystem.h: Update comments on headers assumed to exist.
31326 2009-03-27  Vladimir Makarov  <vmakarov@redhat.com>
31328         * genautomata.c: Add a new year to the copyright.  Add a new
31329         reference.
31330         (struct insn_reserv_decl): Add comments for member bypass_list.
31331         (find_bypass): Remove.
31332         (insert_bypass): New.
31333         (process_decls): Use insert_bypass.
31334         (output_internal_insn_latency_func): Output all bypasses with the
31335         same input insn in one switch case.
31337         * rtl.def (define_bypass): Describe bypass choice.
31338         * doc/md.texi (define_bypass): Ditto.
31340 2009-03-27  Richard Guenther  <rguenther@suse.de>
31342         * gimplify.c (mark_addressable): Export.
31343         * tree-flow.h (mark_addressable): Declare.
31344         * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
31345         * tree-ssa.c (verify_phi_args): Verify that address taken
31346         variables have TREE_ADDRESSABLE set.
31348 2009-03-27  Richard Guenther  <rguenther@suse.de>
31350         * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
31351         (build_fold_addr_expr_with_type): ... this.  Remove in_fold handling.
31352         Do not mark decls TREE_ADDRESSABLE.
31353         (build_fold_addr_expr): Adjust.
31354         (fold_addr_expr): Remove.
31355         (fold_unary): Use build_fold_addr_expr.
31356         (fold_comparison): Likewise.
31357         (split_address_to_core_and_offset): Likewise.
31358         * coverage.c (tree_coverage_counter_addr): Mark the array decl
31359         TREE_ADDRESSABLE.
31360         * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
31361         (gimplify_modify_expr_to_memcpy): Mark source and destination
31362         addressable.
31363         * omp-low.c (create_omp_child_function): Mark the object decl
31364         TREE_ADDRESSABLE.
31365         (lower_rec_input_clauses): Mark the var we take the address of
31366         TREE_ADDRESSABLE.
31367         (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
31369 2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31371         PR middle-end/39315
31372         * cfgexpand.c (expand_one_stack_var_at): Change alignment
31373         limit to MAX_SUPPORTED_STACK_ALIGNMENT.
31375 2009-03-27  Richard Guenther  <rguenther@suse.de>
31377         PR tree-optimization/39120
31378         * tree-ssa-structalias.c (handle_rhs_call): Fill out return
31379         constraints.
31380         (handle_lhs_call): Process return constraints.  Add escape
31381         constraints if necessary.
31382         (handle_const_call): Fill out return constraints.  Make nested
31383         case more precise.  Avoid consttmp if possible.
31384         (handle_pure_call): Fill out return constraints.  Avoid
31385         callused if possible.
31386         (find_func_aliases): Simplify call handling.
31388 2009-03-27  Richard Guenther  <rguenther@suse.de>
31390         PR tree-optimization/39120
31391         * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
31392         as a representative.
31393         (solve_graph): Do propagate CALLUSED.
31394         (handle_pure_call): Use a scalar constraint from CALLUSED for
31395         the return value.
31396         (find_what_p_points_to): CALLUSED shall not appear in poins-to
31397         solutions.
31399 2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31401         PR c/39323
31402         * c-common.c (handle_aligned_attribute): Properly check alignment
31403         overflow.  Use (1U << i) instead of (1 << i).
31405         * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
31407         * expr.h (get_mem_align_offset): Updated.
31409         * tree.h (tree_decl_common): Change align to "unsigned int" and
31410         move it before pointer_alias_set.
31412 2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31413             Jakub Jelinek  <jakub@redhat.com>
31415         PR target/38034
31416         * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
31417         gr_register_operand with gr_reg_or_0_operand.
31418         (cmpxchg_rel_di): Likewise.
31419         (sync_lock_test_and_set<mode>): Likewise.
31421 2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31423         * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
31424         (true_regnum): Likewise.
31426         * rtlanal.c (subreg_info): Moved to ...
31427         * rtl.h (subreg_info): Here.  New.
31428         (subreg_get_info): New.
31430         * rtlanal.c (subreg_get_info): Make it extern.
31432 2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31434         PR target/39472
31435         * config/i386/i386.c (ix86_abi): New.
31436         (override_options): Handle -mabi=.
31437         (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
31438         (ix86_call_abi_override): Likewise.
31439         (init_cumulative_args): Likewise.
31440         (function_arg_advance): Likewise.
31441         (function_arg_64): Likewise.
31442         (function_arg): Likewise.
31443         (ix86_pass_by_reference): Likewise.
31444         (ix86_function_value_regno_p): Likewise.
31445         (ix86_build_builtin_va_list_abi): Likewise.
31446         (setup_incoming_varargs_64): Likewise.
31447         (is_va_list_char_pointer): Likewise.
31448         (ix86_init_machine_status): Likewise.
31449         (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
31450         (ix86_function_type_abi): Return enum calling_abi.  Rewrite
31451         for 64bit.  Replace DEFAULT_ABI with ix86_abi.
31452         (ix86_function_abi): Make it static and return enum calling_abi.
31453         (ix86_cfun_abi): Return enum calling_abi.  Replace DEFAULT_ABI
31454         with ix86_abi.
31455         (ix86_fn_abi_va_list): Updated.
31457         * config/i386/i386.h (ix86_abi): New.
31458         (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
31459         (CONDITIONAL_REGISTER_USAGE): Likewise.
31460         (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
31461         (machine_function): Likewise.
31463         * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
31464         with ix86_abi.
31465         * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
31466         (STACK_BOUNDARY): Likewise.
31467         * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
31469         * config/i386/i386.opt (mabi=): New.
31471         * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
31472         return enum calling_abi.
31473         (ix86_function_type_abi): Likewise.
31474         (ix86_function_abi): Removed.
31476         * doc/invoke.texi: Document -mabi= option for x86.
31478 2009-03-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
31480         * builtins.c (real_dconstp): Delete.
31481         (fold_builtin_logarithm): Remove inaccurate log(e) special case.
31483 2009-03-27  Dodji Seketeli  <dodji@redhat.com>
31484             Jakub Jelinek  <jakub@redhat.com>
31486         PR debug/37959
31487         * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
31488         (gen_subprogram_die): When a function is explicit, generate the
31489         DW_AT_explicit attribute.
31490         * langhooks.h (struct lang_hooks_for_decls): Add
31491         function_decl_explicit_p langhook.
31492         * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
31493         (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
31495 2009-03-27  Jakub Jelinek  <jakub@redhat.com>
31497         * builtins.c (fold_builtin_memory_op): Optimize memmove
31498         into memcpy if we can prove source and destination don't overlap.
31500         * tree-inline.c: Include gt-tree-inline.h.
31501         (clone_fn_id_num): New variable.
31502         (clone_function_name): New function.
31503         (tree_function_versioning): Use it.
31504         * Makefile.in (GTFILES): Add tree-inline.c.
31506 2009-03-27  Mark Mitchell  <mark@codesourcery.com>
31508         * BASE-VER: Change to 4.5.0.
31510 2009-03-27  Xinliang David Li  <davidxl@google.com>
31512         PR tree-optimization/39557
31513         * tree-ssa.c (warn_uninitialized_vars): free postdom info.
31515 2009-03-27  Xinliang David Li  <davidxl@google.com>
31517         PR tree-optimization/39548
31518         * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
31519         candidate check.
31521 2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31523         * c-common.c (pointer_int_sum): Use %wd on return from
31524         tree_low_cst.
31526 2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
31528         * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
31529         on return from tree_low_cst.
31531 2009-03-27  Andrew Pinski  <andrew_pinski@playstation.sony.com>
31533         PR c++/36799
31534         * ginclude/stdarg.h (va_copy): Define also for
31535         __GXX_EXPERIMENTAL_CXX0X__.
31537 2009-03-27  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
31539         PR c++/35652
31540         * builtins.h (c_strlen): Do not warn here.
31541         * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
31542         * c-common.c (pointer_int_sum): Take an explicit location.
31543         Warn about offsets out of bounds.
31544         * c-common.h (pointer_int_sum): Adjust declaration.
31546 2009-03-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31548         * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
31549         markup glitch.
31551 2009-03-26  Jakub Jelinek  <jakub@redhat.com>
31553         PR c++/39554
31554         * opts.c (warn_if_disallowed_function_p): Don't assume
31555         get_callee_fndecl must return non-NULL.
31557 2009-03-26  Vladimir Makarov  <vmakarov@redhat.com>
31559         PR rtl-optimization/39522
31560         * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
31561         when reg_reloaded_valid is set.
31563 2009-03-26  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
31565         * config/spu/divv2df3.c: New file.
31566         * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
31567         (DPBIT_FUNCS): Filter out _div_df.
31569 2009-03-26  Bernd Schmidt  <bernd.schmidt@analog.com>
31571         * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
31572         a jump insn, count that jump in the distance to the loop start.
31574 2009-03-25  Kaz Kojima  <kkojima@gcc.gnu.org>
31576         PR target/39523
31577         * config/sh/sh.c (calc_live_regs): Fix condition for global
31578         registers except PIC_OFFSET_TABLE_REGNUM.
31580 2009-03-25  Kai Tietz  <kai.tietz@onevision.com>
31582         PR/39518
31583         * doc/invoke.texi (-mconsole): New.
31584         (-mcygwin): New.
31585         (-mno-cygwin): New.
31586         (-mdll): New.
31587         (-mnop-fun-dllimport): New.
31588         (-mthread): New.
31589         (-mwin32): New.
31590         (-mwindows): New.
31591         (sub section "i386 and x86-64 Windows Options"): New.
31593 2009-03-25  Ralf Corsépius  <ralf.corsepius@rtems.org>
31595         * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
31596         * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
31598 2009-03-25  Richard Guenther  <rguenther@suse.de>
31600         PR middle-end/39497
31601         * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
31602         of -Wno-error.
31604 2009-03-25  Andrey Belevantsev  <abel@ispras.ru>
31606         * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
31607         neither of haifa/selective schedulers are working.
31609 2009-03-25  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31611         * doc/invoke.texi (Debugging Options): Fix description of
31612         -fno-merge-debug-strings.
31614 2009-03-24  Hans-Peter Nilsson  <hp@axis.com>
31616         * config/cris/libgcc.ver: New version-script.
31617         * config/cris/t-linux (SHLIB_MAPFILES): Use it.
31619         * configure.ac <GAS features, nop mnemonic>: Add pattern
31620         crisv32-*-* for "nop".
31621         <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
31622         * configure: Regenerate.
31624 2009-03-24  Ira Rosen  <irar@il.ibm.com>
31626         PR tree-optimization/39529
31627         * tree-vect-transform.c (vect_create_data_ref_ptr): Call
31628         mark_sym_for_renaming for the tag copied to the new vector
31629         pointer.
31631 2009-03-24  Arthur Loiret  <aloiret@debian.org>
31633         * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
31634         * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
31635         EXTRA_SPEC_FUNCTIONS.
31636         (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
31637         * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
31638         * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
31639         -march and -mtune options.
31641 2009-03-24  Ralf Corsépius  <ralf.corsepius@rtems.org>
31643         * config/m68k/t-rtems: Add m5329 multilib.
31645 2009-03-24  Dodji Seketeli  <dodji@redhat.com>
31646             Jakub Jelinek  <jakub@redhat.com>
31648         PR debug/39524
31649         * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
31650         nodes.
31652 2009-03-23  Jakub Jelinek  <jakub@redhat.com>
31654         PR c/39495
31655         * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
31656         instead of c_parser_expression_conv, if original_code isn't one of the
31657         4 allowed comparison codes, fail.
31659 2009-03-23  Richard Guenther  <rguenther@suse.de>
31661         * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
31662         * tree.h (struct tree_type): Likewise.
31663         * reload.h (struct insn_chain): Likewise.
31664         * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
31665         * function.h (struct function): Likewise.
31666         * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
31668 2009-03-23  Jakub Jelinek  <jakub@redhat.com>
31670         PR tree-optimization/39516
31671         * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
31673 2009-03-23  Bingfeng Mei  <bmei@broadcom.com>
31675         * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
31676         should be set true if BITS_PER_WORD of target is bigger than 32
31678 2009-03-22  Hans-Peter Nilsson  <hp@axis.com>
31680         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
31681         Translate -B-options to -rpath-link.  Correct existing
31682         rpath-link and conditionalize on !nostdlib.
31684 2009-03-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31686         * doc/extend.texi (Function Attributes, Variable Attributes):
31687         Fix typos.
31688         * doc/invoke.texi (Debugging Options, Optimize Options)
31689         (i386 and x86-64 Options, MCore Options): Likewise.
31691 2009-03-20  Jakub Jelinek  <jakub@redhat.com>
31693         PR debug/37890
31694         * dwarf2out.c (gen_namespace_die): Add context_die argument and use
31695         it for block local namespace aliases.
31696         (gen_decl_die): Pass context_die to gen_namespace_die.
31698 2009-03-19  Jakub Jelinek  <jakub@redhat.com>
31700         PR c/39495
31701         * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
31702         minimum or maximum value.
31704 2009-03-19  Alexandre Oliva  <aoliva@redhat.com>
31706         * reginfo.c (globalize_reg): Recompute derived reg sets.
31708 2009-03-19  Ozkan Sezer  <sezeroz@gmail.com>
31710         PR target/39063
31711         * libgcc2.c (mprotect): Do not use signed arguments for
31712         VirtualProtect, use DWORD arguments.  Also fix the 'may
31713         be used uninitialized' warning for the np variable.
31715 2009-03-19  Jakub Jelinek  <jakub@redhat.com>
31717         PR target/39496
31718         * config/i386/i386.c (ix86_function_regparm): Don't optimize local
31719         functions using regparm calling conventions when not optimizing.
31720         (ix86_function_sseregparm): Similarly for sseregparm calling
31721         conventions.
31723 2009-03-19  Li Feng  <nemokingdom@gmail.com>
31725         PR middle-end/39500
31726         * tree-data-ref.c (analyze_subscript_affine_affine): There is no
31727         dependence if the first conflict is after niter iterations.
31729 2009-03-19  Hans-Peter Nilsson  <hp@axis.com>
31731         PR middle-end/38609
31732         * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
31733         functions with dynamic stack-pointer adjustments.
31735 2009-03-19  Ben Elliston  <bje@au.ibm.com>
31737         * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
31738         option; change to -msdata=data.
31740 2009-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31742         * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
31743         and -fopenmp.
31745 2009-03-18  Eric Botcazou  <ebotcazou@adacore.com>
31747         PR target/35180
31748         * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
31750 2009-03-18  Sandra Loosemore  <sandra@codesourcery.com>
31752         * doc/invoke.texi (Code Gen Options): Expand discussion of
31753         -fno-common.
31755 2009-03-18  Jakub Jelinek  <jakub@redhat.com>
31757         * dse.c (struct group_info): Reorder fields for 64-bit hosts.
31758         * matrix-reorg.c (struct matrix_info): Likewise.
31759         * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
31760         * rtl.h (struct mem_attrs): Likewise.
31761         * df.h (struct df): Likewise.
31762         * tree-data-ref.h (struct data_dependence_relation): Likewise.
31763         * ira-int.h (struct ira_allocno): Likewise.
31764         * df-scan.c (struct df_collection_rec): Likewise.
31765         * ira.c (struct equivalence): Likewise.
31766         * function.c (struct temp_slot): Likewise.
31767         * cfgloop.h (struct loop): Likewise.
31769         PR debug/39485
31770         * function.c (use_register_for_decl): When not optimizing, disregard
31771         register keyword for variables with types containing methods.
31773 2009-03-18  Sebastian Pop  <sebastian.pop@amd.com>
31775         PR middle-end/39447
31776         * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
31777         (is_simple_operand): Call contains_component_ref_p before calling data
31778         reference analysis that would fail on COMPONENT_REFs.
31780         * tree-vrp.c (search_for_addr_array): Fix formatting.
31782 2009-03-18  Richard Guenther  <rguenther@suse.de>
31784         * tree-vect-transform.c (vect_loop_versioning): Fold the
31785         generated comparisons.
31786         * tree-vectorizer.c (set_prologue_iterations): Likewise.
31787         (slpeel_tree_peel_loop_to_edge): Likewise.
31789 2009-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
31791         PR middle-end/37805
31792         * opts.c (print_specific_help): In addition to `undocumented',
31793         accept `separate' and `joined' flags if passed alone.  Describe
31794         output by the first matched one of those.
31795         (common_handle_option): Skip over empty strings.
31796         * gcc.c (display_help): Fix help string for `--help='.
31797         * doc/invoke.texi (Option Summary, Overall Options): With
31798         `--help=', classes and qualifiers can both be repeated, but
31799         only the latter can be negated.  One should not pass only
31800         negated qualifiers.  Fix markup and examples.
31802         Revert
31803         2008-10-14  Jakub Jelinek  <jakub@redhat.com>
31804         PR middle-end/37805
31805         * opts.c (common_handle_option): Don't ICE on -fhelp=joined
31806         and -fhelp=separate.
31808 2009-03-17  Jing Yu  <jingyu@google.com>
31810         PR middle-end/39378
31811         * function.h (struct rtl_data): Move is_thunk from here...
31812         (struct function): ...to here.
31813         * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
31814         * varasm.c (assemble_start_function): Change is_thunk from crtl to
31815         cfun.
31816         * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
31817         cfun.
31818         (alpha_does_function_need_gp, alpha_start_function): Likewise.
31819         (alpha_output_function_end_prologue): Likewise.
31820         (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31821         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31822         (rs6000_output_function_epilogue): Likewise.
31823         * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31825 2009-03-17  Uros Bizjak  <ubizjak@gmail.com>
31827         PR target/39482
31828         * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31829         from different units in a single alternative.
31830         (*truncdfsf_i387): Ditto.
31831         (*truncxfsf2_mixed): Ditto.
31832         (*truncxfdf2_mixed): Ditto.
31834 2009-03-17  Jakub Jelinek  <jakub@redhat.com>
31836         * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31837         non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31839         PR debug/39474
31840         * tree-ssa-live.c (remove_unused_locals): Don't remove local
31841         unused non-artificial variables when not optimizing.
31843         PR debug/39471
31844         * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31845         DW_TAG_imported_module even if decl is IMPORTED_DECL with
31846         NAMESPACE_DECL in its DECL_INITIAL.
31848         PR middle-end/39443
31849         * optabs.c (set_user_assembler_libfunc): New function.
31850         * expr.h (set_user_assembler_libfunc): New prototype.
31851         * c-common.c: Include libfuncs.h.
31852         (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31853         for memcmp, memset, memcpy, memmove and abort.
31854         * Makefile.in (c-common.o): Depend on libfuncs.h.
31856         PR debug/39412
31857         * dwarf2out.c (gen_inlined_enumeration_type_die,
31858         gen_inlined_structure_type_die, gen_inlined_union_type_die,
31859         gen_tagged_type_instantiation_die): Removed.
31860         (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31861         do nothing.
31863 2009-03-17  Janis Johnson  <janis187@us.ibm.com>
31865         PR testsuite/38526
31866         * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31867         its use.
31868         (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31869         (check-parallel-%): Ditto.
31870         (check-consistency): Ditto.
31872 2009-03-17  Kai Tietz  <kai.tietz@onevision.com>
31874         * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31875         local variable rhs by NULL_TREE.
31877 2009-03-17  H.J. Lu  <hongjiu.lu@intel.com>
31879         PR target/39477
31880         * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31882 2009-03-17  H.J. Lu  <hongjiu.lu@intel.com>
31884         PR target/39476
31885         * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31887 2009-03-17  H.J. Lu  <hongjiu.lu@intel.com>
31889         PR target/39473
31890         * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31891         for ms->sysv ABI calls only in 64bit mode.
31893         * config/i386/i386.md (untyped_call): Support 32bit.
31895 2009-03-16  H.J. Lu  <hongjiu.lu@intel.com>
31897         * doc/extend.texi: Replace x86_65 with x86_64.
31899 2009-03-16  Jakub Jelinek  <jakub@redhat.com>
31901         PR tree-optimization/39455
31902         * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31903         mismatches for POINTER_TYPE_P (type).
31904         (number_of_iterations_le): Likewise.
31906 2009-03-16  Hariharan Sandanagobalane  <hariharan@picochip.com>
31908         * config/picochip/picochip.c: Removed profiling support.
31909         * config/picochip/picochip.md: Removed profiling instruction.
31910         * config/picochip/picochip.h: Removed profiling builtin.
31912 2009-03-16  Joseph Myers  <joseph@codesourcery.com>
31914         * doc/install.texi (--with-host-libstdcxx): Document.
31916 2009-03-14  Anatoly Sokolov  <aesok@post.ru>
31918         PR target/34299
31919         * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31920         generate a warning if the function name does not begin with
31921         "__vector" and the function has either the 'signal' or 'interrupt'
31922         attribute, from here to ...
31923         (avr_declare_function_name): ...here. New function.
31924         * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31925         * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31927 2009-03-14  Jakub Jelinek  <jakub@redhat.com>
31929         PR bootstrap/39454
31930         * cse.c (fold_rtx): Don't modify original const_arg1 when
31931         canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31932         separate variable instead.
31933         * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31934         from out of range shift counts.
31935         (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31937 2009-03-13  Catherine Moore  <clm@codesourcery.com>
31939         * config/i386/x-mingw32 (host-mingw32.o): Replace
31940         diagnostic.h with $(DIAGNOSTIC_H).
31942 2009-03-12  Jakub Jelinek  <jakub@redhat.com>
31944         PR target/39431
31945         * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31946         predicate.
31947         * config/i386/sync.md (sync_compare_and_swap<mode>,
31948         sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31949         if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31950         into a register.
31951         (sync_double_compare_and_swapdi_pic,
31952         sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31953         cmpxchg8b_pic_memory_operand instead of just memory_operand.
31955 2009-03-12  H.J. Lu  <hongjiu.lu@intel.com>
31957         PR target/39445
31958         * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31960 2009-03-12  H.J. Lu  <hongjiu.lu@intel.com>
31962         PR target/39327
31963         * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31964         (avx_addsubv4df3): Likewise.
31965         (*avx_addsubv4sf3): Likewise.
31966         (sse3_addsubv4sf3): Likewise.
31968 2009-03-12  H.J. Lu  <hongjiu.lu@intel.com>
31970         PR target/38824
31971         * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31973 2009-03-12  Vladimir Makarov  <vmakarov@redhat.com>
31975         PR debug/39432
31976         * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31977         * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31978         registers for allocnos created from user-defined variables.
31980 2009-03-11  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
31982         PR target/39181
31983         * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31984         of non-integer mode as well.
31986 2009-03-11  Adam Nemet  <anemet@caviumnetworks.com>
31988         * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31989         for functions for which the parameter types are unknown.
31991 2009-03-11  Jakub Jelinek  <jakub@redhat.com>
31993         PR target/39137
31994         * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31995         * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31996         * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31997         * config/i386/i386.c (ix86_local_alignment): For
31998         -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31999         long long variables on the stack to avoid dynamic realignment.
32000         Allow the first argument to be a decl rather than type.
32001         * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
32003 2009-03-11  Nick Clifton  <nickc@redhat.com>
32005         PR target/5362
32006         * config/mcore/mcore.opt: Remove deprecated m4align and m8align
32007         options.
32008         Add description to mno-lsim option.
32009         * config/mcore/mcore.h: Remove comment about deprecated m4align
32010         option.
32011         (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
32012         * doc/invoke.texi: Add description of mno-lsim and
32013         mstack-increment options.
32015         * config/fr30/fr30.opt: Document the -mno-lsim option.
32016         * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
32017         and -mno-lsim options.
32019 2009-03-11  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32021         * fold-const.c (fold_comparison): Only call fold_inf_compare
32022         if the mode supports infinities.
32024 2009-03-11  Jason Merrill  <jason@redhat.com>
32026         PR debug/39086
32027         * tree-nrv.c (tree_nrv): Don't do this optimization if the front
32028         end already did.  Notice GIMPLE_CALL modifications of the result.
32029         Don't copy debug information from an ignored decl or a decl from
32030         another function.
32032 2009-03-10  Richard Guenther  <rguenther@suse.de>
32033             Nathan Froyd  <froydnj@codesourcery.com>
32035         PR middle-end/37850
32036         * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
32037         (__divMODE3): Likewise.
32039 2009-03-09  Jakub Jelinek  <jakub@redhat.com>
32041         PR tree-optimization/39394
32042         * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
32043         DECL_SIZE_UNIT of variable length FIELD_DECLs.
32045 2009-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
32047         * recog.c (verfiy_changes): Disallow renaming of hard regs in
32048         inline asms for register asm ("") declarations.
32050 2009-03-09  Eric Botcazou  <ebotcazou@adacore.com>
32052         * fold-const.c (fold_unary): Fix comment.
32054 2009-03-07  Jan Hubicka  <jh@suse.cz>
32056         PR target/39361
32057         * tree-inline.c (setup_one_parameter): Do replacement of const
32058         argument by constant in SSA form.
32060 2009-03-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32062         PR middle-end/38028
32063         * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
32064         determine alignment passed to assign_stack_local.
32065         (assign_parms_unsplit_complex): Likewise.
32066         * except.c (sjlj_build_landing_pads): Likewise.
32068 2009-03-06  Jakub Jelinek  <jakub@redhat.com>
32070         PR middle-end/39360
32071         * tree-flow.h (add_referenced_var): Return bool instead of void.
32072         * tree-dfa.c (add_referenced_var): Return result of
32073         referenced_var_check_and_insert call.
32074         * tree-inline.c (expand_call_inline): Call add_referenced_var instead
32075         of referenced_var_check_and_insert.
32077         PR debug/39372
32078         * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
32079         (gen_variable_die): Emit DW_AT_location on abstract static variable's
32080         DIE, don't emit it if abstract origin already has it.
32081         * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
32082         BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
32084 2009-03-06  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
32086         * genpreds.c (needs_variable): Fix parentheses at variable name
32087         detection.
32088         (write_tm_constrs_h): Indent generated code.
32090 2009-03-06  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
32092         * doc/extend.texi (Function Attributes): Add documentation
32093         for isr attributes.
32095 2009-03-06  Jakub Jelinek  <jakub@redhat.com>
32097         PR debug/39387
32098         * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
32099         take locus from its DECL_SOURCE_LOCATION instead of input_location.
32101 2009-03-05  Bernd Schmidt  <bernd.schmidt@analog.com>
32103         * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
32104         the loop as bad.
32106 2009-03-05  Jakub Jelinek  <jakub@redhat.com>
32108         PR debug/39379
32109         * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
32110         with blocks containing IMPORTED_DECLs in BLOCK_VARS.
32112 2009-03-05  Uros Bizjak  <ubizjak@gmail.com>
32114         * config/i386/i386.md (R8_REG, R9_REG): New constants.
32115         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
32116         constants instead of magic numbers.
32117         (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
32118         (QI_REG_P): Ditto.
32119         * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
32120         (x86_64_ms_abi_int_parameter_registers): Ditto.
32121         (x86_64_int_return_registers): Ditto.
32122         (ix86_maybe_switch_abi): Ditto.
32123         (ix86_expand_call): Ditto for clobbered_registers array.
32124         (ix86_hard_regno_mode_ok): Ditto.
32125         (x86_extended_QIreg_mentioned_p): Ditto.
32127 2009-03-05  J"orn Rennecke  <joern.rennecke@arc.com>
32129         PR tree-optimization/39349
32130         * cse.c (cse_insn): Fix loop to stop at VOIDmode.
32132         * combine.c (gen_lowpart_for_combine): Use omode when generating
32133         clobber.
32135 2009-03-04  J"orn Rennecke  <joern.rennecke@arc.com>
32137         PR rtl-optimization/39235
32138         * loop-iv.c (get_simple_loop_desc): Use XCNEW.
32140 2009-03-04  Zdenek Dvorak  <ook@ucw.cz>
32142         * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
32144 2009-03-04  Richard Guenther  <rguenther@suse.de>
32146         PR tree-optimization/39362
32147         * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
32148         that occur in abnormal PHIs should be varying.
32150 2009-03-04  Zdenek Dvorak  <ook@ucw.cz>
32152         * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
32153         Extend comments.
32154         (simple_iv):  Take loop as an argument instead of statement.
32155         * tree-scalar-evolution.h (simple_iv): Declaration changed.
32156         * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
32157         to simple_iv.
32158         * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
32159         Ditto.
32160         * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
32161         * matrix-reorg.c (analyze_transpose): Ditto.
32162         * tree-data-ref.c (dr_analyze_innermost): Ditto.
32163         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
32164         * tree-predcom.c (ref_at_iteration): Ditto.
32165         * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
32167 2009-03-04  Richard Guenther  <rguenther@suse.de>
32169         PR tree-optimization/39358
32170         * tree-ssa-structalias.c (do_sd_constraint): Fix check for
32171         escaped_id and callused_id.
32172         (solve_graph): Likewise.
32174 2009-03-04  Richard Guenther  <rguenther@suse.de>
32176         PR tree-optimization/39339
32177         * tree-sra.c (try_instantiate_multiple_fields): Make it
32178         no longer ICE on the above.
32180 2009-03-03  Joseph Myers  <joseph@codesourcery.com>
32182         * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
32183         that fits within Pmode.
32185 2009-03-03  Steve Ellcey  <sje@cup.hp.com>
32187         PR middle-end/10109
32188         * tm.texi (LIBCALL_VALUE): Update description.
32190 2009-03-03  Steve Ellcey  <sje@cup.hp.com>
32192         PR middle-end/34443
32193         * doc/extend.texi (section): Update description.
32195 2009-03-03  H.J. Lu  <hongjiu.lu@intel.com>
32197         PR middle-end/39345
32198         * tree-inline.c (remapped_type): New.
32199         (can_be_nonlocal): Call remapped_type instead of remap_type.
32201 2009-03-03  Jakub Jelinek  <jakub@redhat.com>
32203         PR fortran/39354
32204         * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
32205         TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
32207 2009-03-03  Richard Guenther  <rguenther@suse.de>
32209         PR middle-end/39272
32210         * tree.c (tree_nonartificial_location): New function.
32211         * tree.h (tree_nonartificial_location): Declare.
32212         * builtins.c (expand_builtin_memory_chk): Provide location
32213         of the call location for artificial function pieces.
32214         (maybe_emit_chk_warning): Likewise.
32215         (maybe_emit_sprintf_chk_warning): Likewise.
32216         (maybe_emit_free_warning): Likewise.
32217         * expr.c (expand_expr_real_1): Likewise.
32219 2009-03-03  Jakub Jelinek  <jakub@redhat.com>
32221         PR tree-optimization/39343
32222         * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
32223         COMPONENT_REF t has ARRAY_TYPE.
32225 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
32227         PR middle-end/39335
32228         * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
32229         when the type precision of the induction variable should be
32230         larger than the type precision of nit.
32231         (gen_parallel_loop): Update use of canonicalize_loop_ivs.
32232         * graphite.c (graphite_loop_normal_form): Same.
32233         * tree-flow.h (canonicalize_loop_ivs): Update declaration.
32235 2009-03-02  Uros Bizjak  <ubizjak@gmail.com>
32237         * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
32238         (*call_1_rex64_ms_sysv): Use named constants instead of magic
32239         numbers to describe clobbered registers.
32240         (*call_value_0_rex64_ms_sysv): Ditto.
32241         * config/i386/mmx.md (mmx_emms): Ditto.
32242         (mmx_femms): Ditto.
32244 2009-03-02  Richard Sandiford  <rdsandiford@googlemail.com>
32246         * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
32247         of ABI_64.
32249 2009-03-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32251         * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
32252         (spu_section_type_flags): New function.
32254 2009-03-02  Uros Bizjak  <ubizjak@gmail.com>
32256         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
32257         reg_class_contents of FLOAT_REGS into a temporary.
32259 2009-03-02  Richard Guenther  <rguenther@suse.de>
32260             Ira Rosen  <irar@il.ibm.com>
32262         PR tree-optimization/39318
32263         * tree-vect-transform.c (vectorizable_call): Transfer the EH region
32264         information to the vectorized statement.
32266 2009-03-01  Uros Bizjak  <ubizjak@gmail.com>
32268         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
32269         variable.  Use defined names instead of magic constants for REX SSE
32270         registers.
32272 2009-03-01  Richard Guenther  <rguenther@suse.de>
32274         PR tree-optimization/39331
32275         * omp-low.c (lower_send_shared_vars): Do not receive new
32276         values for the reference of DECL_BY_REFERENCE parms or results.
32278 2009-03-01  Jan Hubicka  <jh@suse.cz>
32280         PR debug/39267
32281         * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
32282         BLOCK_NONLOCALIZED_VAR): New macros.
32283         (tree_block): Add nonlocalized_vars.
32284         * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
32285         gen_decl_die): Add origin argument.  Allow generation of die with
32286         origin at hand only.
32287         (gen_member_die, gen_type_die_with_usage, force_decl_die,
32288         declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
32289         of gen_*.
32290         (gen_block_die): Fix checking for unused blocks.
32291         (process_scope_var): Break out from .... ; work with origins only.
32292         (decls_for_scope) ... here; process nonlocalized list.
32293         (dwarf2out_ignore_block): Look for nonlocalized vars.
32294         * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
32295         vars.
32296         (dump_scope_block): Dump them.
32297         * tree-inline.c (remap_decls): Handle nonlocalized vars.
32298         (remap_block): Likewise.
32299         (can_be_nonlocal): New predicate.
32300         (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
32302 2009-03-01  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
32304         * configure: Regenerate.
32306 2009-03-01  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
32308         * optc-gen.awk: No need to duplicate option flags twice.
32309         Reuse help texts for duplicate options which do not have any.
32311         * gcc.c (display_help): Document --version.
32313         * gcc.c (main): If print_help_list and verbose_flag, ensure
32314         driver output comes before subprocess output.
32316         * optc-gen.awk: Assign all remaining fields to help string,
32317         space-separated, for multi-line help in *.opt.
32319         * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
32320         -Wno-pedantic-ms-format is for MinGW targets only.
32322         * doc/options.texi (Option file format): Fix bad indentation,
32323         restoring dropped sentence.
32325 2009-02-28  Jan Hubicka  <jh@suse.cz>
32327         * tree-inline.c (tree_function_versioning): Output debug info.
32329 2009-02-28  Jan Hubicka  <jh@suse.cz>
32331         PR debug/39267
32332         * tree-inline.c (setup_one_parameter): Do not copy propagate
32333         arguments when not optimizing.
32335 2009-02-28  H.J. Lu  <hongjiu.lu@intel.com>
32337         PR target/39327
32338         * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
32339         (avx_addsubv4df3): Likewise.
32340         (*avx_addsubv4sf3): Likewise.
32341         (sse3_addsubv4sf3): Likewise.
32342         (*avx_addsubv2df3): Likewise.
32343         (sse3_addsubv2df3): Likewise.
32344         (avx_unpckhps256): Correct item selectors.
32345         (avx_unpcklps256): Likewise.
32346         (avx_unpckhpd256): Likewise.
32347         (avx_unpcklpd256): Likewise.
32349 2009-02-28  Jan Hubicka  <jh@suse.cz>
32351         * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
32352         static vars.
32353         (copy_arguments_for_versioning): If var is declared don't declare it.
32354         (tree_function_versioning): First setup substitutions and then copy
32355         args.
32357 2009-02-27  Jan Hubicka  <jh@suse.cz>
32359         PR debug/39267
32360         * cgraph.h (varpool_output_debug_info): Remove.
32361         * cgraphunit.c (varpool_output_debug_info): Remove.
32362         * dwarf2out.c (deferred_locations_struct): New struct
32363         (deferred_locations): New type.
32364         (deferred_locations_list): New static var.
32365         (deffer_location): New function.
32366         (gen_variable_die): Use it.
32367         (decls_for_scope): Output info on local static vars.
32368         (dwarf2out_finish): Process deferred locations.
32369         * varpool.c (varpool_output_debug_info): Remove.
32371 2009-02-27  Jan Hubicka  <jh@suse.cz>
32373         PR debug/39267
32374         * tree.h (TREE_PROTECTED): Fix comment.
32375         (BLOCK_HANDLER_BLOCK): Remove.
32376         (struct tree_block): Remove handler_block add body_block.
32377         (inlined_function_outer_scope_p): New.
32378         (is_body_block): Remove.
32379         * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
32380         * dwarf2out.c (is_inlined_entry_point): Remove.
32381         (add_high_low_attributes): Use inlined_function_outer_scope_p.
32382         (gen_block_die): Use is_inlined_entry_point check.  Remove body block
32383         code.
32384         * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
32385         * gimplify.c (gimplify_expr): Gimplify body blocks.
32386         * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
32387         block with multiple subblocks.
32388         (dump_scope_block): Prettier output; dump more flags and info.
32389         (dump_scope_blocks): New.
32390         (remove_unused_locals): Use dump_scope_blocks.
32391         * tree-flow.h (dump_scope_blocks): Declare.
32392         * tree-cfg.c (execute_build_cfg): Dump scope blocks.
32393         * stmt.c (is_body_block): Remove.
32394         * tree-inline.c (remap_block): Copy BODY_BLOCK info.
32395         * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
32397 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
32399         PR middle-end/39308
32400         * graphite.c (graphite_loop_normal_form): Do not call
32401         number_of_iterations_exit from a gcc_assert.
32403 2009-02-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
32405         * config/s390/s390.c (s390_swap_cmp): Look for conditional
32406         jumps if COND is NULL.
32407         (find_cond_jump): New function.
32408         (s390_z10_optimize_cmp): Handling for reg-reg compares added.
32409         * config/s390/s390.md: Remove z10_cobra attribute value.
32411 2009-02-26  Uros Bizjak  <ubizjak@gmail.com>
32413         * config/alpha/alpha.h (alpha_expand_mov): Return false if
32414         force_const_mem returns NULL_RTX.
32416 2009-02-26  Jan Hubicka  <jh@suse.cz>
32418         PR debug/39267
32419         * cgraph.h (varpool_output_debug_info): Remove.
32420         * cgraphunit.c (varpool_output_debug_info): Remove.
32421         * dwarf2out.c (deferred_locations_struct): New struct
32422         (deferred_locations): New type.
32423         (deferred_locations_list): New static var.
32424         (deffer_location): New function.
32425         (gen_variable_die): Use it.
32426         (decls_for_scope): Output info on local static vars.
32427         (dwarf2out_finish): Process deferred locations.
32428         * varpool.c (varpool_output_debug_info): Remove.
32430 2009-02-25  H.J. Lu  <hongjiu.lu@intel.com>
32432         PR rtl-optimization/39241
32433         * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
32434         to subreg_offset_representable_p.
32436 2009-02-25  Paolo Bonzini  <bonzini@gnu.org>
32438         * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
32439         execute function prototype.  Get f and nregs from max_reg_num
32440         and get_insns.  Remove the first backward pass as it's dead,
32441         guard the forward pass by flag_expensive_optimizations.
32442         (rest_of_handle_regmove): Delete.
32443         (pass_regmove): Replace it with regmove_optimize.
32445 2009-02-25  Martin Jambor  <mjambor@suse.cz>
32447         PR tree-optimization/39259
32448         * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
32449         calls_alloca function flags.
32450         (copy_bb): Set calls_setjmp and alls_alloca function flags if such
32451         calls are detected.
32453 2009-02-25  Paolo Bonzini  <bonzini@gnu.org>
32455         * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
32456         flags_set_1_rtx, flags_set_1_set): Delete.
32457         (regmove_optimize): Do not call mark_flags_life_zones.
32459 2009-02-24  Julian Brown  <julian@codesourcery.com>
32461         PR target/35965
32462         * config/arm/arm.c (require_pic_register): Only set
32463         cfun->machine->pic_reg once per function.
32465 2009-02-24  Sandra Loosemore  <sandra@codesourcery.com>
32467         * doc/invoke.texi (Link Options): Document an easier way to pass
32468         options that take arguments to the GNU linker using -Xlinker and -Wl.
32470 2009-02-24  Steve Ellcey  <sje@cup.hp.com>
32472         PR target/33785
32473         * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
32475 2009-02-24  Richard Guenther  <rguenther@suse.de>
32477         PR debug/39285
32478         * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
32480 2009-02-24  Richard Guenther  <rguenther@suse.de>
32481             Zdenek Dvorak  <ook@ucw.cz>
32483         PR tree-optimization/39233
32484         * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
32485         from converting them to a generic type.
32487 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
32489         PR tree-optimization/39260
32490         * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
32491         contains a condition with a real type.
32492         (build_scop_conditions_1): Conditions are always last_stmt of a bb.
32494 2009-02-23  Jason Merrill  <jason@redhat.com>
32496         PR c++/38880
32497         * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
32498         narrowing_initializer_constant_valid_p.
32499         (narrowing_initializer_constant_valid_p): Don't return
32500         null_pointer_node for adding a pointer to itself.
32502 2009-02-23  Jan Hubicka  <jh@suse.cz>
32504         PR c/12245
32505         * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
32506         resizing.
32508 2009-02-23  Jan Hubicka  <jh@suse.cz>
32510         PR tree-optimization/37709
32511         * tree.c (block_ultimate_origin): Move here from dwarf2out.
32512         * tree.h (block_ultimate_origin): Declare.
32513         * dwarf2out.c (block_ultimate_origin): Move to tree.c
32514         * tree-ssa-live.c (remove_unused_scope_block_p):
32515         Eliminate blocks containig no instructions nor live variables nor
32516         nested blocks.
32517         (dump_scope_block): New function.
32518         (remove_unused_locals): Enable removal of dead blocks by default;
32519         enable dumping at TDF_DETAILS.
32521 2009-02-21  H.J. Lu  <hongjiu.lu@intel.com>
32523         * config/i386/i386.c (classify_argument): Don't allow COImode
32524         and OImode.
32525         (function_arg_advance_32): Don't allow OImode.
32526         (function_arg_32): Likewise.
32527         (function_value_32): Likewise.
32528         (return_in_memory_32): Likewise.
32529         (function_arg_64): Remove OImode comment.
32531 2009-02-21  H.J. Lu  <hongjiu.lu@intel.com>
32533         PR target/39261
32534         * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
32535         ix86_expand_vector_set for V4DImode in 64bit mode only.
32536         (ix86_expand_vector_init_one_var): Likewise.
32538 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
32540         * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
32542 2009-02-21  Richard Sandiford  <rdsandiford@googlemail.com>
32544         PR bootstrap/39257
32545         * loop-iv.c: Revert last change.
32546         * emit-rtl.c: Likewise.
32548 2009-02-21  H.J. Lu  <hongjiu.lu@intel.com>
32550         PR target/39256
32551         * config/i386/i386.c (type_natural_mode): Remove an extra
32552         space in the warning message.
32553         (function_value_32): Handle 32-byte vector modes.
32554         (return_in_memory_32): Likewise.
32556 2009-02-21  Richard Sandiford  <rdsandiford@googlemail.com>
32558         * loop-iv.c (truncate_value): New function.
32559         (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
32560         of lowpart_subreg.
32561         (lowpart_subreg): Move to...
32562         * emit-rtl.c: ...here.
32564 2009-02-21  Danny Smith  <dannysmith@users.sourceforge.net>
32566         * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
32567         accidental and undocumented change at revision 140860.
32569 2009-02-21  Joseph Myers  <joseph@codesourcery.com>
32571         * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
32572         take gimple_seq * arguments.
32573         (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
32574         types_compatible_p langhook.
32576 2009-02-20  Mark Mitchell  <mark@codesourcery.com>
32577             Joseph Myers  <joseph@codesourcery.com>
32579         * config/arm/arm.c (arm_builtin_va_list): New function.
32580         (arm_expand_builtin_va_start): Likewise.
32581         (arm_gimplify_va_arg_expr): Likewise.
32582         (TARGET_BUILD_BUILTIN_VA_LIST): Define.
32583         (TARGET_BUILD_BUILTIN_VA_START): Likewise.
32584         (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
32585         (va_list_type): New variable.
32586         (arm_mangle_type): Mangle va_list_type appropriately.
32588 2009-02-20  Jakub Jelinek  <jakub@redhat.com>
32590         PR middle-end/39157
32591         * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
32592         * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
32593         * params.def (loop-invariant-max-bbs-in-loop): New parameter.
32594         * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
32595         parameter to 1000 for -O1 by default.
32596         * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
32597         parameter.
32598         * loop-invariant.c: Include params.h.
32599         (move_loop_invariants): Don't call move_single_loop_invariants on
32600         very large loops.
32602 2009-02-20  Jaka Mocnik  <jaka@xlab.si>
32604         * calls.c (emit_library_call_value_1): Use slot_offset instead of
32605         offset when calculating bounds for indexing stack_usage_map.  Fixes
32606         a buffer overflow with certain target setups.
32608 2009-02-20  Jakub Jelinek  <jakub@redhat.com>
32610         PR target/39240
32611         * calls.c (expand_call): Clear try_tail_call if caller and callee
32612         disagree in promotion of function return value.
32614 2009-02-19  Jakub Jelinek  <jakub@redhat.com>
32616         PR target/39175
32617         * c-common.c (c_determine_visibility): If visibility changed and
32618         DECL_RTL has been already set, call make_decl_rtl to update symbol
32619         flags.
32621 2009-02-19  H.J. Lu  <hongjiu.lu@intel.com>
32623         PR c++/39188
32624         * varasm.c (assemble_variable): Don't check DECL_NAME when
32625         globalizing a variable.
32627 2009-02-19  Joseph Myers  <joseph@codesourcery.com>
32629         PR c/38483
32630         * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
32631         expression before any __builtin_trap call.
32632         * c-typeck.c (build_function_call): Convert and check function
32633         arguments before generating a call to a trap.  Evaluate the
32634         function arguments before the trap.
32636 2009-02-19  Uros Bizjak  <ubizjak@gmail.com>
32638         PR target/39228
32639         * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
32640         (UNSPEC_FXAM_MEM): New unspec.
32641         (fxam<mode>2_i387_with_temp): New insn and split pattern.
32642         (isinf<mode>2): Use MODEF mode iterator.  Force operand[1] through
32643         memory using fxam<mode>2_i387_with_temp to remove excess precision.
32645 2009-02-19  Richard Guenther  <rguenther@suse.de>
32647         PR tree-optimization/39207
32648         PR tree-optimization/39074
32649         * tree-ssa-structalias.c (storedanything_id, var_storedanything,
32650         storedanything_tree): New.
32651         (do_ds_constraint): Simplify ANYTHING shortcutting.  Update
32652         the STOREDANYTHING solution if the lhs solution contains ANYTHING.
32653         (build_succ_graph): Add edges from STOREDANYTHING to all
32654         non-direct nodes.
32655         (init_base_vars): Initialize STOREDANYTHING.
32656         (compute_points_to_sets): Free substitution info after
32657         building the succ graph.
32658         (ipa_pta_execute): Likewise.
32660         * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
32661         field.
32662         (do_ds_constraint): Do not add to special var or non-pointer
32663         field solutions.
32664         (type_could_have_pointers): Split out from ...
32665         (could_have_pointers): ... here.  For arrays use the element type.
32666         (create_variable_info_for): Initialize may_have_pointers.
32667         (new_var_info): Likewise.
32668         (handle_lhs_call): Make the HEAP variable unknown-sized.
32669         (intra_create_variable_infos): Use a type with pointers for
32670         PARM_NOALIAS, make it unknown-sized.
32672 2009-02-18  H.J. Lu  <hongjiu.lu@intel.com>
32674         PR target/39224
32675         * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
32677 2009-02-18  Jason Merrill  <jason@redhat.com>
32679         PR target/39179
32680         * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
32681         value if DECL_EXTERNAL.
32682         * tree-sra.c (sra_walk_gimple_assign): Likewise.
32683         * target.h (gcc_target::binds_local_p): Clarify "module".
32684         * tree.h (TREE_PUBLIC): Clarify "module".
32686 2009-02-17  Xuepeng Guo  <xuepeng.guo@intel.com>
32688         PR target/38891
32689         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
32690         initialization for MS_ABI prior to the hunk of !TARGET_MMX.
32692 2009-02-17  H.J. Lu  <hongjiu.lu@intel.com>
32694         PR target/39082
32695         * c.opt (Wabi): Support C and ObjC.
32696         (Wpsabi): New.
32698         * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
32700         * config/i386/i386.c (classify_argument): Warn once about the ABI
32701         change when passing union with long double.
32703         * doc/invoke.texi: Update -Wabi for warning psABI changes.
32705 2009-02-18  Joseph Myers  <joseph@codesourcery.com>
32707         PR c/35447
32708         * c-parser.c (c_parser_compound_statement): Always enter and leave
32709         a scope.
32711 2009-02-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
32713         PR target/34587
32714         * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
32716 2009-02-18  Jakub Jelinek  <jakub@redhat.com>
32718         PR tree-optimization/36922
32719         * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
32720         * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
32721         Likewise.
32723 2009-02-17  Richard Sandiford  <rdsandiford@googlemail.com>
32725         * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
32726         to 0 for EABI64.
32728 2009-02-17  Richard Sandiford  <rdsandiford@googlemail.com>
32730         * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
32732 2009-02-17  Richard Sandiford  <rdsandiford@googlemail.com>
32734         * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
32735         tree sharing.
32737 2009-02-17  Ruan Beihong  <ruanbeihong@gmail.com>
32738             Richard Sandiford  <rdsandiford@googlemail.com>
32740         * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
32741         * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
32742         (loongson_biadd): ...this.
32744 2009-02-17  Richard Guenther  <rguenther@suse.de>
32746         PR tree-optimization/39202
32747         * tree-ssa-structalias.c (do_structure_copy): Before collapsing
32748         a var make sure to follow existing collapses.
32750 2009-02-17  Richard Guenther  <rguenther@suse.de>
32752         PR middle-end/39214
32753         * langhooks.c (lhd_print_error_function): Check for NULL block.
32755 2009-02-17  Richard Guenther  <rguenther@suse.de>
32757         PR tree-optimization/39204
32758         * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
32759         of the PHI arg.
32761 2009-02-17  Uros Bizjak  <ubizjak@gmail.com>
32763         * config/soft-fp/double.h: Update from glibc CVS.
32765 2009-02-17  Richard Guenther  <rguenther@suse.de>
32767         PR tree-optimization/39207
32768         * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
32769         strict-aliasing warnings for pointers pointing to NULL.
32771 2009-02-16  Joseph Myers  <joseph@codesourcery.com>
32773         PR c/35446
32774         * c-parser.c (c_parser_braced_init): Call pop_init_level when
32775         skipping until next close brace.
32777 2009-02-16  H.J. Lu  <hongjiu.lu@intel.com>
32779         PR target/37049
32780         * config/i386/i386.c (ix86_expand_push): Set memory alignment
32781         to function argument boundary.
32783 2009-02-16  Hariharan Sandanagobalane  <hariharan@picochip.com>
32785         * config/picochip/picochip.md (lea_add): Allow any nonimmediate
32786         in the lea_add. Reload eventually constraints it properly.
32787         * config/picochip/constraints.md: Remove the target constraint
32788         "b", since it is not needed anymore.
32790 2009-02-16  Jakub Jelinek  <jakub@redhat.com>
32792         * gthr-dce.h: Uglify function parameter and local variable names.
32793         * gthr-gnat.h: Likewise.
32794         * gthr-mipssde.h: Likewise.
32795         * gthr-nks.h: Likewise.
32796         * gthr-posix95.h: Likewise.
32797         * gthr-posix.h: Likewise.
32798         * gthr-rtems.h: Likewise.
32799         * gthr-single.h: Likewise.
32800         * gthr-solaris.h: Likewise.
32801         * gthr-tpf.h: Likewise.
32802         * gthr-vxworks.h: Likewise.
32803         * gthr-win32.h: Likewise.
32805 2009-02-15  H.J. Lu  <hongjiu.lu@intel.com>
32807         PR target/39196
32808         * config/i386/i386.md: Restrict the new peephole2 to move
32809         between MMX/SSE registers.
32811 2009-02-15  Richard Guenther  <rguenther@suse.de>
32813         Revert
32814         2009-02-13  Richard Guenther  <rguenther@suse.de>
32816         * configure.ac: Enable LFS.
32817         * configure: Re-generate.
32818         * config.in: Likewise.
32820 2009-02-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
32822         * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32823         spu_srqwbyte, spu_srqwbytebc): Define.
32824         * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32825         spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32826         * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32827         "shrqby_<mode>"): New insn-and-split patterns.
32828         * config/spu/spu.c (expand_builtin_args): Determine and return
32829         number of operands using spu_builtin_description data.
32830         (spu_expand_builtin_1): Use it.
32832 2009-02-13  Steve Ellcey  <sje@cup.hp.com>
32834         PR target/38056
32835         * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32836         TARGET_CONST_GP.
32838 2009-02-13  H.J. Lu  <hongjiu.lu@intel.com>
32840         PR target/39149
32841         * config/i386/i386.c (override_options): Correct warning
32842         messages for -malign-loops, -malign-jumps and -malign-functions.
32844 2009-02-13  H.J. Lu  <hongjiu.lu@intel.com>
32846         PR target/39152
32847         * config/i386/i386.md: Restrict the new peephole2 to move
32848         between the general purpose registers.
32850 2009-02-13  H.J. Lu  <hongjiu.lu@intel.com>
32852         PR target/39162
32853         * config/i386/i386.c (type_natural_mode): Add a new argument.
32854         Return the original mode and warn ABI change if vector size is 32byte.
32855         (function_arg_advance): Updated.
32856         (function_arg): Likewise.
32857         (ix86_function_value): Likewise.
32858         (ix86_return_in_memory): Likewise.
32859         (ix86_sol10_return_in_memory): Likewise.
32860         (ix86_gimplify_va_arg): Likewise.
32861         (function_arg_32): Don't warn ABX ABI change here.
32862         (function_arg_64): Likewise.
32864 2009-02-13  Bernd Schmidt  <bernd.schmidt@analog.com>
32866         * loop-iv.c (implies_p): In the final case, test that operands 0
32867         of the two comparisons match.
32869         * config/bfin/bfin.c (find_prev_insn_start): New function.
32870         (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32871         (find_next_insn_start): Move.
32873 2009-02-13  Richard Guenther  <rguenther@suse.de>
32875         * configure.ac: Enable LFS.
32876         * configure: Re-generate.
32877         * config.in: Likewise.
32879 2009-02-13  Joseph Myers  <joseph@codesourcery.com>
32881         PR c/35444
32882         * c-parser.c (c_parser_parms_list_declarator): Discard pending
32883         sizes on syntax error after some arguments have been parsed.
32885 2009-02-12  Jakub Jelinek  <jakub@redhat.com>
32887         * doc/invoke.texi (-fira): Remove.
32889 2009-02-12  H.J. Lu  <hongjiu.lu@intel.com>
32891         * caller-save.c: Replace regclass.c with reginfo.c in comments.
32892         * recog.c: Likewise.
32893         * rtl.h: Likewise.
32895 2009-02-12  Uros Bizjak  <ubizjak@gmail.com>
32897         * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32898         (umul_ppmm): Likewise.
32899         (count_leading_zeros): Likewise.
32900         (count_trailing_zeros): Likewise.
32901         (UMUL_TIME): Likewise.
32903 2009-02-12  H.J. Lu  <hongjiu.lu@intel.com>
32905         * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32906         soft-fp/t-softfp to tmake_file.
32908         * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32909         (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32910         (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32911         IA64_BUILTIN_INFQ]: New.
32912         (ia64_init_builtins): Initialize __builtin_infq,
32913         __builtin_fabsq and __builtin_copysignq if not HPUX.
32914         (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32915         IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32917         * config/ia64/lib1funcs.asm (__divtf3): Define only if
32918         SHARED is defined.
32919         (__fixtfti): Likewise.
32920         (__fixunstfti): Likewise.
32921         (__floattitf): Likewise.
32923         * config/ia64/libgcc-glibc.ver: New.
32924         * config/ia64/t-fprules-softfp: Likewise.
32925         * config/ia64/sfp-machine.h: Likewise.
32927         * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32928         (LIBGCC2_TF_CEXT): Likewise.
32929         (TF_SIZE): Likewise.
32930         (TARGET_INIT_LIBFUNCS): Likewise.
32932         * config/ia64/t-glibc (SHLINB_MAPFILES):
32933         Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32935 2009-02-12  H.J. Lu  <hongjiu.lu@intel.com>
32937         * config/i386/i386.c (construct_container): Rewrite processing
32938         BLKmode with X86_64_SSE_CLASS.
32940 2009-02-12  Paolo Bonzini  <bonzini@gnu.org>
32942         PR target/39152
32943         * config/i386/i386.md: Replace simplify_replace_rtx with
32944         replace_rtx in the new peephole2.
32946 2009-02-12  Nathan Sidwell  <nathan@codesourcery.com>
32948         * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32949         loop unrolling do not happen at -O2.
32951 2009-02-12  Michael Matz  <matz@suse.de>
32953         * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32955 2009-02-12  Jakub Jelinek  <jakub@redhat.com>
32957         * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32958         for -g3.
32960 2009-02-12  Ben Elliston  <bje@au.ibm.com>
32962         * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32963         patterns when updating the back chain.  Missed in the 2009-02-10
32964         change.
32966 2009-02-11  Janis Johnson  <janis187@us.ibm.com>
32968         * doc/extend.texi (Decimal Floating Types): Update identifier of
32969         draft TR and list of missing support.
32971 2009-02-11  Jakub Jelinek  <jakub@redhat.com>
32973         PR middle-end/39154
32974         * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32975         bit to variable length decl's flags, add it also to its
32976         pointer replacement variable.
32978 2009-02-11  Uros Bizjak  <ubizjak@gmail.com>
32979             Jakub Jelinek  <jakub@redhat.com>
32981         PR target/39118
32982         * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32983         (memory_blockage): New expander.
32984         (*memory_blockage): New insn pattern.
32985         * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32986         instead of general blockage at the end of function prologue when
32987         frame pointer is used to access red zone area.  Do not emit blockage
32988         when profiling, it is emitted in generic code.
32989         (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32990         function epilogue when frame pointer is used to access red zone area.
32992 2009-02-11  Paolo Bonzini  <bonzini@gnu.org>
32994         PR target/38824
32995         * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32996         by arithmetic with memory operands.
32997         * config/i386/predicates.md (commutative_operator): New.
32999 2009-02-10  Janis Johnson  <janis187@us.ibm.com>
33001         * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
33002         bulleted lists.
33004 2009-02-10  Eric Botcazou  <ebotcazou@adacore.com>
33006         * alias.h (record_alias_subset): Declare.
33007         * alias.c (record_alias_subset): Make global.
33009 2009-02-10  Nick Clifton  <nickc@redhat.com>
33011         * tree-parloops.c: Change license to GPLv3.
33012         * ipa-struct-reorg.c: Change license to GPLv3.
33013         * ipa-struct-reorg.h: Change license to GPLv3.
33015 2009-02-10  Steve Ellcey  <sje@cup.hp.com>
33017         PR c/39084
33018         * c-decl.c (start_struct): Return NULL on error.
33020 2009-02-10  Jakub Jelinek  <jakub@redhat.com>
33022         PR middle-end/39124
33023         * cfgloopmanip.c (remove_path): Call remove_bbs after
33024         cancel_loop_tree, not before it.
33026         PR target/39139
33027         * function.h (struct function): Add has_local_explicit_reg_vars bit.
33028         * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
33029         VAR_DECLs were seen.
33030         * tree-ssa-live.c (remove_unused_locals): Recompute
33031         cfun->has_local_explicit_reg_vars.
33032         * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
33033         copies or clearings if cfun->has_local_explicit_reg_vars.
33035 2009-02-10  Uros Bizjak  <ubizjak@gmail.com>
33037         PR target/39118
33038         * config/i386/i386.c (expand_prologue): Emit blockage at the end
33039         of function prologue when frame pointer is used to access
33040         red zone area.
33042 2009-02-10  Richard Guenther  <rguenther@suse.de>
33044         PR middle-end/39127
33045         * gimplify.c (gimple_regimplify_operands): Always look if
33046         we need to create a temporary.
33048 2009-02-10  Richard Guenther  <rguenther@suse.de>
33050         PR tree-optimization/39132
33051         * tree-loop-distribution.c (todo): New global var.
33052         (generate_memset_zero): Trigger TODO_rebuild_alias.
33053         (tree_loop_distribution): Return todo.
33055 2009-02-10  H.J. Lu  <hongjiu.lu@intel.com>
33057         PR target/39119
33058         * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
33059         (x86_64_reg_class_name): Removed.
33060         (classify_argument): Return 0 if bytes > 32.  Return 0 if the
33061         first one isn't X86_64_SSE_CLASS or any other ones aren't
33062         X86_64_SSEUP_CLASS when size > 16bytes.  Don't turn
33063         X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
33064         is X86_64_SSEUP_CLASS.  Set AVX modes to 1 X86_64_SSE_CLASS
33065         and 3 X86_64_SSEUP_CLASS.
33066         (construct_container): Remove X86_64_AVX_CLASS.  Handle 4
33067         registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
33069 2009-02-10  Ben Elliston  <bje@au.ibm.com>
33071         * config/rs6000/rs6000.md (allocate_stack): Always use an update
33072         form instruction to update the stack back chain word, even if the
33073         user has disabled the generation of update instructions.
33074         (movdi_<mode>_update_stack): New.
33075         (movsi_update_stack): Likewise.
33076         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
33077         always use an update form instruction to update the stack back
33078         chain word.
33080 2009-02-09  Sebastian Pop  <sebastian.pop@amd.com>
33082         PR middle-end/38953
33083         * graphite.c (if_region_set_false_region): After moving a region in
33084         the false branch of a condition, remove the empty dummy basic block.
33085         (gloog): Remove wrong fix for PR38953.
33087 2009-02-09  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
33089         * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
33090         generation due to implicit sign extension.
33092 2009-02-09  Eric Botcazou  <ebotcazou@adacore.com>
33094         PR middle-end/38981
33095         * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
33096         at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
33098 2009-02-09  Richard Guenther  <rguenther@suse.de>
33100         PR middle-end/35202
33101         * convert.c (convert_to_real): Disable (float)fn((double)x)
33102         to fnf(x) conversion if errno differences may occur and
33103         -fmath-errno is set.
33105 2009-02-07  Anatoly Sokolov  <aesok@post.ru>
33107         * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
33108         * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
33109         * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
33111 2009-02-06  Joseph Myers  <joseph@codesourcery.com>
33113         PR c/35434
33114         * c-common.c (handle_alias_attribute): Disallow attribute for
33115         anything not a FUNCTION_DECL or VAR_DECL.
33117 2009-02-06  Janis Johnson  <janis187@us.ibm.com>
33119         PR c/39035
33120         * real.c (do_compare): Special-case compare of zero against
33121         decimal float value.
33123 2009-02-06  Joseph Myers  <joseph@codesourcery.com>
33125         PR c/36432
33126         * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
33127         as indicating flexible array members unless the field itself is
33128         being declarared as the incomplete array.
33130 2009-02-06  Jan Hubicka  <jh@suse.cz>
33132         PR tree-optimization/38844
33133         * ipa-inline.c (try_inline): Stop inlining recursion when edge
33134         is already inlined.
33136 2009-02-06  Richard Guenther  <rguenther@suse.de>
33138         PR middle-end/38977
33139         * tree-cfg.c (need_fake_edge_p): Force a fake edge for
33140         fork because we may expand it as __gcov_fork.
33142 2009-02-06  Nick Clifton  <nickc@redhat.com>
33144         * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
33146 2009-02-06  Paolo Bonzini  <bonzini@gnu.org>
33148         PR tree-optimization/35659
33149         * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
33150         vn_phi_eq): Shortcut if hashcode does not match.
33151         (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
33152         NULL operands.
33153         * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
33154         and avoid iterative_hash_expr.
33155         (FOR_EACH_VALUE_ID_IN_SET): New.
33156         (value_id_compare): Remove.
33157         (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
33158         sort expressions by value id.
33160 2009-02-05  Kaz Kojima  <kkojima@gcc.gnu.org>
33162         PR target/38991
33163         * config/sh/predicates.md (general_movsrc_operand): Don't check
33164         the subreg of system registers here.
33166 2009-02-05  Jakub Jelinek  <jakub@redhat.com>
33168         PR c++/39106
33169         * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
33170         on the copied decl.
33172 2009-02-05  Paolo Bonzini  <bonzini@gnu.org>
33174         PR rtl-optimization/39110
33175         * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
33176         addresses, not aligned ones.
33178 2009-02-05  Daniel Berlin  <dberlin@dberlin.org>
33179             Richard Guenther  <rguenther@suse.de>
33181         PR tree-optimization/39100
33182         * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
33183         comment says and add edges.
33185 2009-02-05  Joseph Myers  <joseph@codesourcery.com>
33187         PR c/35435
33188         * c-common.c (handle_tls_model_attribute): Ignore attribute for
33189         non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
33191 2009-02-04  Tobias Grosser  <grosser@fim.uni-passau.de>
33193         * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
33194         sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
33195         register_bb_in_sese, new_sese, free_sese): Moved.
33196         (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
33197         outermost_loop_in_scop, build_scop_iteration_domain,
33198         expand_scalar_variables_ssa_name, get_vdef_before_scop,
33199         limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
33200         Use loop_in_sese_p instead of loop_in_scop_p.
33201         (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
33202         (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
33203         (scopdet_basic_block_info): Fix bug in scop detection.
33204         (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
33205         eq_loop_to_cloog_loop): Remove.
33206         (nb_loops_around_loop_in_scop, nb_loop
33207         ref_nb_loops): Moved here...
33208         * graphite.h (ref_nb_loops): ... from here.
33209         (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
33210         (loop_domain_dim, loop_iteration_vector_dim): Remove.
33211         (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
33213 2009-02-04  Paolo Bonzini  <bonzini@gnu.org>
33214             Hans-Peter Nilsson  <hp@axis.com>
33216         PR rtl-optimization/37889
33217         * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
33218         Move offset handling from PLUS to before the switch.  Use new
33219         arguments when considering SYMBOL_REFs too.
33220         (rtx_addr_can_trap_p): Pass dummy offset and size.
33221         (enum may_trap_p_flags): Remove.
33222         (may_trap_p_1): Pass size from MEM_SIZE.
33224         PR rtl-optimization/38921
33225         * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
33226         * rtl.h (may_trap_after_code_motion_p): Delete prototype.
33227         * rtlanal.c (may_trap_after_code_motion_p): Delete.
33228         (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
33230 2009-02-04  H.J. Lu  <hongjiu.lu@intel.com>
33232         AVX Programming Reference (January, 2009)
33233         * config/i386/sse.md (*vpclmulqdq): New.
33235 2009-02-04  Jakub Jelinek  <jakub@redhat.com>
33237         PR tree-optimization/38977
33238         PR gcov-profile/38292
33239         * calls.c (special_function_p): Disregard __builtin_ prefix.
33241 2009-02-04  Hariharan Sandanagobalane  <hariharan@picochip.com>
33243         * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
33244         non-indexable addresses even before reload.
33246 2009-02-03  Joseph Myers  <joseph@codesourcery.com>
33248         PR c/29129
33249         * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
33250         as having variable size.  Do not give an error for unnamed
33251         parameters with [*] declarators.  Give a warning for type names
33252         with [*] declarators and mark them as variable size.
33253         * c-parser.c (c_parser_sizeof_expression): Do not give an error
33254         for sizeof applied to [*] type names.
33256 2009-02-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
33258         PR C++/36607
33259         * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
33261 2009-02-03  Jakub Jelinek  <jakub@redhat.com>
33263         * gcc.c (process_command): Update copyright notice dates.
33264         * gcov.c (print_version): Likewise.
33265         * gcov-dump.c (print_version): Likewise.
33266         * mips-tfile.c (main): Likewise.
33267         * mips-tdump.c (main): Likewise.
33269 2009-02-03  Joseph Myers  <joseph@codesourcery.com>
33271         PR c/35433
33272         * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
33273         for composite type involving a zero-length array type.
33275 2009-02-03  Jakub Jelinek  <jakub@redhat.com>
33277         PR target/35318
33278         * function.c (match_asm_constraints_1): Skip over
33279         initial optional % in the constraint.
33281         PR inline-asm/39059
33282         * c-parser.c (c_parser_postfix_expression): If fixed point is not
33283         supported, don't accept FIXED_CSTs.
33284         * c-decl.c (finish_declspecs): Error if fixed point is not supported
33285         and _Sat is used without _Fract/_Accum.  Set specs->type to
33286         integer_type_node for cts_fract/cts_accum if fixed point is not
33287         supported.
33289 2009-02-02  Catherine Moore  <clm@codesourcery.com>
33291         * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
33293 2009-02-02  Richard Sandiford  <rdsandiford@googlemail.com>
33295         * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
33296         (ABI_HAS_64BIT_SYMBOLS): Use it.
33297         (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
33299 2009-02-02  Paul Brook  <paul@codesourcery.com>
33301         * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
33303 2009-02-02  Jakub Jelinek  <jakub@redhat.com>
33305         PR inline-asm/39058
33306         * recog.h (asm_operand_ok): Add constraints argument.
33307         * recog.c (asm_operand_ok): Likewise.  If it is set, for digits
33308         recurse on matching constraint.
33309         (check_asm_operands): Pass constraints as 3rd argument to
33310         asm_operand_ok.  Don't look up matching constraint here.
33311         * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
33312         to asm_operand_ok.
33314 2009-02-02  Ben Elliston  <bje@au.ibm.com>
33316         * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
33317         TARGET_NARROW_VOLATILE_BITFIELD macro names.
33319 2009-01-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
33321         * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
33322         information.  Remove some obsolete information.  Reorganize.
33324         * config/pa/fptr.c: Revert license to GPL 2.
33325         * config/pa/milli64.S: Likewise.
33327 2009-01-31  Dave Korn  <dave.korn.cygwin@gmail.com>
33329         PR target/38904
33330         * mkmap-flat.awk (END):  Use pe_dll command-line arg to pass
33331         LIBRARY name in, instead of hard-coding it.
33332         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*):  Add an
33333         extra target make frag to tmake_files according to EH model.
33334         (i[34567]86-*-mingw* | x86_64-*-mingw*):  Likewise.
33335         * config/i386/t-dw2-eh, config/i386/t-sjlj-eh:  Add new target
33336         frags that define makefile variable EH_MODEL appropriately.
33337         * config/i386/cygming.h (DWARF2_UNWIND_INFO):  Add comment.
33338         * config/i386/cygwin.h (LIBGCC_EH_EXTN):  Define to nothing or
33339         to "-sjlj" according to type of EH configured.
33340         (LIBGCC_SONAME):  Concatenate it to shared library base name.
33341         * config/i386/mingw32.h (LIBGCC_EH_EXTN):  Define to "_dw2" or
33342         to "_sjlj" according to type of EH configured.
33343         (LIBGCC_SONAME):  Concatenate it to shared library base name.
33344         * config/i386/t-cygming (SHLIB_SONAME):  Use EH_MODEL.
33345         (SHLIB_LINK):  Add missing semicolon to if-else construct.
33346         (SHLIB_MKMAP_OPTS):  Pass library name to mkmap-flat.awk as
33347         string value of "pe_dll" command-line option.
33348         * config/i386/t-cygwin (SHLIB_EH_EXTENSION):  New helper.
33349         (SHLIB_SONAME):  Use it when overriding t-cygming default.
33350         (SHLIB_IMPLIB):  Override t-cygming default.
33351         (SHLIB_MKMAP_OPTS):  Pass library name to mkmap-flat.awk as
33352         string value of "pe_dll" command-line option.
33354 2009-01-31  Dave Korn  <dave.korn.cygwin@gmail.com>
33356         PR target/38952
33357         * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
33358         (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
33360 2009-01-31  Richard Guenther  <rguenther@suse.de>
33362         PR tree-optimization/38937
33363         * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
33364         computing the transitive closure.
33366 2009-01-30  Richard Guenther  <rguenther@suse.de>
33368         PR tree-optimization/39041
33369         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
33370         Propagate variable indices only if the types match for this stmt.
33372 2009-01-30  Jakub Jelinek  <jakub@redhat.com>
33374         PR target/39013
33375         * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
33376         inline but never defined.
33378 2009-01-30  Wolfgang Gellerich  <gellerich@de.ibm.com>
33380         * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
33381         (*insv_h_di_reg_extimm): New insn.
33382         (*insv_l<mode>_reg_extimm): New insn.
33384 2009-01-30  Hariharan Sandanagobalane  <hariharan@picochip.com>
33386         * config/picochip/picochip.c (flag_conserve_stack): set
33387         PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
33388         fconserve-stack. Reduce call-overhead used by inliner.
33390 2009-01-30  Hariharan Sandanagobalane  <hariharan@picochip.com>
33392         PR/38157
33393         * common.opt (flag_conserve_stack): Initialised to zero.
33395 2009-01-30  Kai Tietz  <kai.tietz@onevision.com>
33397         PR/39002
33398         * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
33399         (ix86_expand_epilogue): Take nsseregs in account to use proper restore
33400         method.
33402 2009-01-29  H.J. Lu  <hongjiu.lu@intel.com>
33404         * ira-color.c (allocno_reload_assign): Update comments.
33405         * regmove.c (regmove_optimize): Likewise.
33407         * ra.h: Removed.
33409 2009-01-29  Robert Millan  <rmh@aybabtu.com>
33411         * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
33412         * config/i386/kopensolaris-gnu.h: New file.  Undefine
33413         `MD_UNWIND_SUPPORT'.
33414         * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
33416 2009-01-29  Kazu Hirata  <kazu@codesourcery.com>
33418         PR tree-optimization/39007
33419         * tree-loop-distribution.c (generate_builtin): Use
33420         recompute_dominator to compute the immediate dominator of the
33421         basic block just after the loop.
33423 2009-01-29  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
33425         * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
33426         (ASM_OUTPUT_DWARF_PCREL): Define.
33428 2009-01-29  Vladimir Makarov  <vmakarov@redhat.com>
33430         * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
33431         * doc/passes.texi: Remove entries about regclass, local-alloc, and
33432         global.  Modify entries about regmove and IRA.
33434         * ra-conflict.c: Remove the file.
33436         * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
33438         * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
33439         (pass_regclass_init): Rename to pass_reginfo_init.
33441         * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
33443         * toplev.h (flag_ira): Remove.
33445         * caller-save.c (setup_save_areas): Remove flag_ira.
33447         * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
33449         * global.c: Remove the file.
33451         * opts.c (decode_options): Remove flag_ira.
33453         * hard-reg-set.h (losing_caller_save_reg_set): Remove.
33455         * regmove.c: Modify file description.
33456         (find_use_as_address, try_auto_increment): Define them only if
33457         AUTO_INC_DEC is defined.
33458         (replacement_quality, replace_in_call_usage, fixup_match_1,
33459         stable_and_no_regs_but_for_p): Remove.
33460         (reg_set_in_bb): Make it static.
33461         (regmove_optimize): Remove flag_ira and code which worked for
33462         !flag_ira.
33464         * local-alloc.c: Remove the file.
33466         * common.opt (fira): Remove.
33468         * ira.c: Include except.h.
33469         (eliminable_regset): Move from global.c.
33470         (mark_elimination): Ditto.  Remove flag_ira.
33471         (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
33472         equiv_mem_modified, validate_equiv_mem_from_store,
33473         validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
33474         contains_replace_regs, memref_referenced_p, memref_used_between_p,
33475         no_equiv, recorded_label_ref): Move from local-alloc.c.
33476         (update_equiv_regs): Ditto.  Make it static.
33477         (print_insn_chain, print_insn_chains): Move it from global.c.
33478         (pseudo_for_reload_consideration_p): Ditto.  Remove flag_ira.
33479         (build_insn_chain): Ditto.  Make it static.
33480         (ra_init_live_subregs): Move from ra-conflict.c.  Make it static.
33481         Rename to init_live_subregs.
33482         (gate_ira): Remove flag_ira.
33484         * regclass.c: Rename reginfo.c.  Change file description.
33485         (FORBIDDEN_INC_DEC_CLASSES): Remove.
33486         (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
33487         (init_reg_sets_1): Remove code for evaluation of
33488         reg_class_superclasses and losing_caller_save_reg_set.
33489         (init_regs): Remove init_reg_autoinc.
33490         (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
33491         ok_for_base_p_nonstrict): Remove.
33492         (regclass_init): Rename to reginfo_init.  Don't initialize init_cost.
33493         (pass_regclass_init): Rename to pass_reginfo_init.  Modify
33494         corresponding entries.
33495         (dump_regclass, record_operand_costs, scan_one_insn,
33496         init_reg_autoinc, regclass, record_reg_classes, copy_cost,
33497         record_address_regs, auto_inc_dec_reg_p): Remove.
33498         (gt-regclass.h): Rename to gt-reginfo.h.
33500         * rtl.h (dump_global_regs, retry_global_alloc,
33501         build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
33503         * Makefile.in (RA_H): Remove.
33504         (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
33505         Rename regclass.o to reginfo.o.
33506         (regclass.o): Rename to reginfo.o.  Rename gt-regclass.h to
33507         gt-reginfo.h.
33508         (global.o, local-alloc.o, ra-conflict.o): Remove entries.
33509         (GTFILES): Rename regclass.c to reginfo.c.
33511         * passes.c (init_optimization_passes): Remove pass_local_alloc and
33512         pass_global_alloc.  Rename pass_regclass_init to pass_reginfo_init.
33514         * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33515         count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
33516         Remove flag_ira.
33517         (finish_spills): Ditto.  Remove code for !flag_ira.
33519 2009-01-29  Kenneth Zadeck  <zadeck@naturalbridge.com>
33521         PR middle-end/35854
33522         * doc/invoke.texi (rtl debug options): Complete rewrite.
33523         * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
33524         to auto_inc_dec".
33525         * mode-switching.c (pass_mode_switching): Rename pass from
33526         "mode-sw" to "mode_sw".
33527         * except.c (pass_convert_to_eh_ranges): Rename pass from
33528         "eh-ranges" to "eh_ranges".
33529         * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
33530         to "subreg1".
33533 2009-01-29  Andrey Belevantsev  <abel@ispras.ru>
33534             Alexander Monakov  <amonakov@ispras.ru>
33536         PR middle-end/38857
33537         * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
33538         register.
33539         (move_exprs_to_boundary): Change return type and pass through
33540         should_move from move_op.  Relax assert.  Update usage ...
33541         (schedule_expr_on_boundary): ... here.  Use should_move instead of
33542         cant_move.
33543         (move_op_orig_expr_found): Indicate that insn was disconnected from
33544         stream.
33545         (code_motion_process_successors): Do not call after_merge_succs
33546         callback if original expression was not found when traversing any of
33547         the branches.
33548         (code_motion_path_driver): Change return type.  Update prototype.
33549         (move_op): Update comment.  Add a new parameter (should_move).  Update
33550         prototype.  Set *should_move based on indication provided by
33551         move_op_orig_expr_found.
33553 2009-01-28  Pat Haugen  <pthaugen@us.ibm.com>
33555         * doc/invoke.texi (avoid-indexed-addresses): Document new option.
33556         * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
33557         * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
33558         * config/rs6000/rs6000.c (rs6000_override_options): Default
33559         avoid-indexed-addresses on for Power6, off for everything else.
33560         (avoiding_indexed_address_p): New function.
33561         (rs6000_legitimize_address): Use it.
33562         (rs6000_legitimate_address): Likewise.
33563         * config/rs6000/rs6000.md (movXX_updateX): Likewise
33565 2009-01-28  Kazu Hirata  <kazu@codesourcery.com>
33567         PR tree-optimization/38997
33568         * tree-loop-distribution.c (generate_memset_zero): Use
33569         POINTER_PLUS_EXPR for a pointer addition.
33571 2009-01-28  Andreas Krebbel  <krebbel1@de.ibm.com>
33573         * config/s390/s390.md (bswap<mode>2): New pattern added.
33575 2009-01-28  Wolfgang Gellerich  <gellerich@de.ibm.com>
33577         * config/s390/s390.md (*tls_load_31): Added type attribute.
33579 2009-01-28  Wolfgang Gellerich  <gellerich@de.ibm.com>
33581         * config/s390/s390.md: Fix a few comments.
33583 2009-01-28  Wolfgang Gellerich  <gellerich@de.ibm.com>
33585         * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
33586         (*tm<mode>_full): Fixed z10prop attribute.
33587         (*tst<mode>_extimm): Fixed z10prop attribute.
33588         (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
33589         (*tstqiCCT_cconly): Fixed z10prop attribute.
33590         (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
33591         (*movsi_larl): Fixed z10prop attribute.
33592         (*movsi_zarch): Fixed z10prop attribute.
33593         (*movsi_eas): Fixed z10prop attribute.
33594         (*movhi): Fixed z10prop attribute.
33595         (*movqi): Fixed z10prop attribute.
33596         (*movstrictqi): Fixed z10prop attribute.
33597         (*mov<mode>): Fixed z10prop attribute.
33598         (*movcc): Fixed z10prop attribute.
33599         (*sethighpartdi_64): Fixed z10prop attribute.
33600         (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
33601         (*negdi2_sign_cc): Fixed z10prop attribute.
33602         (*negdi2_sign): Fixed z10prop attribute.
33603         (*absdi2_sign_cc): Fixed z10prop attribute.
33604         (*absdi2_sign): Fixed z10prop attribute.
33605         (*negabsdi2_sign_cc): Fixed z10prop attribute.
33606         (*negabsdi2_sign): Fixed z10prop attribute.
33607         (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
33608         (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
33609         (doloop_si64): Fixed z10prop attribute.
33610         (doloop_si31): Fixed z10prop attribute.
33611         (doloop_long): Fixed z10prop attribute.
33612         (indirect_jump): Fixed z10prop attribute.
33613         (nop): Fixed z10prop attribute.
33614         (main_base_64): Fixed z10prop attribute.
33615         (reload_base_64): Fixed z10prop attribute.
33617 2009-01-28  Jakub Jelinek  <jakub@redhat.com>
33619         PR rtl-optimization/38740
33620         * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
33621         if !optimize.
33622         * config/mips/mips.c (mips_reorg): Likewise.
33624 2009-01-28  Richard Guenther  <rguenther@suse.de>
33626         PR tree-optimization/38926
33627         * tree-ssa-pre.c (add_to_value): Assert we add only expressions
33628         with the correct value id to a value.
33629         (do_regular_insertion): Use the value number of edoubleprime
33630         for the value number of the expr.
33632         Revert
33633         2008-08-21  Richard Guenther  <rguenther@suse.de>
33635         * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
33636         a PHI ask VN if it is already available.
33637         * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
33638         * tree-ssa-sccvn.c (vn_phi_lookup): Export.
33640 2009-01-28  Jakub Jelinek  <jakub@redhat.com>
33642         PR middle-end/38934
33643         * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
33644         set to varying whenever max has TREE_OVERFLOW set, similarly
33645         for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
33647 2009-01-28  Richard Guenther  <rguenther@suse.de>
33649         PR middle-end/38908
33650         * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
33651         uninitialized aggregate uses in call arguments.
33653 2009-01-28  Paolo Bonzini  <bonzini@gnu.org>
33655         PR tree-optimization/38984
33656         * tree-ssa-structalias.c (get_constraints_for_1): Do not use
33657         the nothing_id variable if -fno-delete-null-pointer-checks.
33659 2009-01-28  Uros Bizjak  <ubizjak@gmail.com>
33661         PR target/38988
33662         * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
33663         (set_got_offset_rex64): Ditto.
33665 2009-01-27  H.J. Lu  <hongjiu.lu@intel.com>
33667         PR target/38941
33668         * doc/extend.texi: Improve local variable with asm reg.
33670 2009-01-27  Adam Nemet  <anemet@caviumnetworks.com>
33672         * c.opt (Wpacked-bitfield-compat): Change init value to -1.
33673         * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
33674         was not supplied then set warn_packed_bitfield_compat to the
33675         default value of 1.
33676         * stor-layout.c (place_field): Check warn_packed_bitfield_compat
33677         against 1.
33679 2009-01-27  Richard Guenther  <rguenther@suse.de>
33681         PR tree-optimization/38503
33682         * cfgexpand.c (expand_gimple_basic_block): Ignore
33683         GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
33684         * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
33685         variables that cannot have TBAA applied.
33686         (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
33687         statements.
33689 2009-01-27  Uros Bizjak  <ubizjak@gmail.com>
33691         PR middle-end/38969
33692         * calls.c (initialize_argument_information): Do not wrap complex
33693         arguments in SAVE_EXPR.
33695 2009-01-26  Andreas Tobler  <a.tobler@schweiz.org>
33697         * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
33698         (INSTALL_LIBGCC): Revert typo commit.
33700 2009-01-26  Richard Guenther  <rguenther@suse.de>
33702         PR tree-optimization/38745
33703         * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
33704         from special handling.
33706 2009-01-26  Richard Guenther  <rguenther@suse.de>
33708         PR tree-optimization/38745
33709         * tree-ssa.c (execute_update_addresses_taken): Do not include
33710         variables that cannot possibly be a register in not_reg_needs.
33711         Do not clear TREE_ADDRESSABLE on vars that may not become
33712         registers.
33713         * tree-ssa.c (update_alias_info_1): Include those in the set
33714         of addressable vars.
33716 2009-01-26  Richard Guenther  <rguenther@suse.de>
33718         PR middle-end/38851
33719         * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
33720         * tree-ssa-dse.c: Include langhooks.h
33721         (execute_simple_dse): Remove stores with zero size.
33723 2009-01-24  Jakub Jelinek  <jakub@redhat.com>
33725         PR c/38957
33726         * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
33727         as PLUS_EXPR.
33729 2009-01-24  Julian Brown  <julian@codesourcery.com>
33731         * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
33732         config/arm/linux-atomic.c.
33733         * config/arm/linux-atomic.c: New.
33735 2009-01-24  Eric Botcazou  <ebotcazou@adacore.com>
33737         * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
33738         * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
33739         * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
33741 2009-01-24  H.J. Lu  <hongjiu.lu@intel.com>
33743         PR c/38938
33744         * c-opts.c (c_common_handle_option): Update warn_pointer_sign
33745         properly.
33747 2009-01-24  Sebastian Pop  <sebastian.pop@amd.com>
33749         PR tree-optimization/38953
33750         * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
33751         (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
33752         (gloog): Split the exit of the scop when the scop exit is a loop exit.
33753         (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
33754         changed the CFG.
33756 2009-01-24  Paul Brook  <paul@codesourcery.com>
33758         * config/arm/neon.md (neon_type): Move to arm.md.
33759         (neon_mov<VSTRUCT>): Add neon_type attribute.
33760         * config/arm/arm.md (neon_type): Move to here.
33761         (conds): Add "unconditioal" and use as default for NEON insns.
33763 2009-01-24  Ben Elliston  <bje@au.ibm.com>
33765         * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
33766         void *' warning from -Wc++-compat.
33767         * Makefile.in (dominance.o-warn): Remove.
33769 2009-01-23  Paolo Bonzini  <bonzini@gnu.org>
33771         PR tree-optimization/38932
33772         * fold-const.c (fold_unary_ignore_overflow): New.
33773         * tree.h (fold_unary_ignore_overflow): Declare.
33774         * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
33775         * tree-ssa-sccvn.c (visit_reference_op_load,
33776         simplify_unary_expression): Likewise.
33778 2009-01-22  Adam Nemet  <anemet@caviumnetworks.com>
33780         * c-decl.c (finish_struct): Move code to set DECL_PACKED after
33781         DECL_BIT_FIELD is alreay known.  Also inherit packed for bitfields
33782         regardless of their type.
33783         * c-common.c (handle_packed_attribute): Don't ignore packed on
33784         bitfields.
33785         * c.opt (Wpacked-bitfield-compat): New warning option.
33786         * stor-layout.c (place_field): Warn if offset of a field changed.
33787         * doc/extend.texi (packed): Mention the ABI change.
33788         * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
33789         (Warning Options): Add it to the list.
33791 2009-01-22  H.J. Lu  <hongjiu.lu@intel.com>
33793         * c-opts.c (c_common_post_options): Fix a typo in comments.
33795 2009-01-22  Steve Ellcey  <sje@cup.hp.com>
33797         PR middle-end/38615
33798         * gimplify.c (gimplify_init_constructor): Fix promotion of const
33799         variables to static.
33800         * doc/invoke.texi (-fmerge-all-constants): Update description.
33802 2009-01-22  Uros Bizjak  <ubizjak@gmail.com>
33804         PR target/38931
33805         * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
33806         (*movdi_1_rex64): Use type "mmx" for alternative 5.
33808 2009-01-22  Richard Earnshaw  <rearnsha@arm.com>
33810         * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
33811         a word boundary.
33812         (LOCAL_ALIGNMENT): Similarly.
33814 2009-01-22  Mark Shinwell  <shinwell@codesourcery.com>
33815             Joseph Myers  <joseph@codesourcery.com>
33817         * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
33818         * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
33819         * config/arm/arm-tune.md: Regenerate.
33820         * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33821         -march=iwmmxt2.
33823 2009-01-22  Mark Shinwell  <shinwell@codesourcery.com>
33825         * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33826         version number to five.
33828 2009-01-22  Dodji Seketeli  <dodji@redhat.com>
33830         PR c++/38930
33831         * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33832         * c-common.c (set_underlying_type): Likewise.
33833         (is_typedef_decl ): Likewise
33834         * tree.h: Likewise
33835         (set_underlying_type): Likewise.
33836         (is_typedef_type): Likewise.
33838 2009-01-21  Vladimir Makarov  <vmakarov@redhat.com>
33840         PR middle-end/38587
33841         * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33842         crossing setjmps.
33844 2009-01-21  Dave Korn  <dave.korn.cygwin@gmail.com>
33846         PR bootstrap/37660
33847         * config/i386/cygwin.h (SHARED_LIBGCC_SPEC):  New helper macro.
33848         (LIBGCC_SPEC):  Don't define.
33849         (REAL_LIBGCC_SPEC):  Define instead, using SHARED_LIBGCC_SPEC.
33851 2009-01-21  Uros Bizjak  <ubizjak@gmail.com>
33853         PR rtl-optimization/38879
33854         * alias.c (base_alias_check): Unaligned access via AND address can
33855         alias all surrounding object types except those with sizes equal
33856         or wider than the size of unaligned access.
33858 2009-01-21  Dodji Seketeli  <dodji@redhat.com>
33860         PR c++/26693
33861         * c-decl.c (clone_underlying_type): Move this ...
33862         * c-common.c (set_underlying_type): ... here.
33863         Also, make sure the function properly sets TYPE_STUB_DECL() on
33864         the newly created typedef variant type.
33865         (is_typedef_decl ): New entry point.
33866         * tree.h: Added a new member member_types_needing_access_check to
33867         struct tree_decl_non_common.
33868         (set_underlying_type): New entry point.
33869         (is_typedef_type): Likewise.
33871 2009-01-21  Bingfeng Mei  <bmei@broadcom.com>
33873         * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33874         Check whether two instructions have memory references that
33875         belong to conflicting alias sets.  walk_mems_1 and walk_mems_2
33876         are helper functions for traversing.
33877         * alias.h (insn_alias_sets_confilict_p): New prototypes.
33878         * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33879         not to draw dependency edge for instructions with non-conflicting
33880         alias sets.
33882 2009-01-20  Joseph Myers  <joseph@codesourcery.com>
33884         PR other/38758
33885         * longlong.h: Update copyright years.  Use soft-fp license notice.
33886         Sync __clz_tab declaration with glibc.
33888 2009-01-20  Steve Ellcey  <sje@cup.hp.com>
33890         PR target/30687
33891         * doc/extend.texi (syscall_linkage): New.
33892         (version_id): Modify.
33894 2009-01-20  Andrew Pinski  <andrew_pinski@playstation.sony.com>
33895             Richard Guenther  <rguenther@suse.de>
33897         PR tree-optimization/38747
33898         PR tree-optimization/38748
33899         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33900         conversion if the base address is an indirect reference and the
33901         aliasing sets could cause issues.
33903 2009-01-20  Sebastian Pop  <sebastian.pop@amd.com>
33905         * common.opt (fgraphite, fgraphite-identity): Add comment for
33906         explaining why these options are not documented.
33908 2009-01-20  Sebastian Pop  <sebastian.pop@amd.com>
33910         * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33911         gimple_call_lhs is NULL.
33913 2009-01-20  Paolo Bonzini  <bonzini@gnu.org>
33915         PR target/38868
33916         * emit-rtl.c (adjust_address_1): Make sure memref is never
33917         overwritten.
33919 2009-01-20  Ben Elliston  <bje@au.ibm.com>
33921         * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33922         const qualifier from arg parameter. Remove unnecessary cast to char *.
33923         * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33924         const qualifier from arg 2.
33926 2009-01-19  Iain Sandoe  <iain.sandoe@sandoe-acoustics.co.uk>
33928         * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33930 2009-01-19  Vladimir Makarov  <vmakarov@redhat.com>
33932         PR c/38869
33933         * rtl.h (reinit_regs): New prototype.
33934         * regclass.c: Include ira.h.
33935         (reinit_regs): New.
33936         * Makefile.in (regclass.o): Add ira.h.
33937         * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33939 2009-01-18  H.J. Lu  <hongjiu.lu@intel.com>
33941         PR target/38736
33942         * c-common.c (handle_aligned_attribute): Use
33943         ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33944         default alignment value.
33946         * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33948         * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33949         * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33951         * doc/extend.texi: Update __attribute__ ((aligned)).  Document
33952         __BIGGEST_ALIGNMENT__.
33954         * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33956 2009-01-18  Richard Guenther  <rguenther@suse.de>
33958         PR tree-optimization/38819
33959         * tree-flow.h (operation_could_trap_helper_p): Declare.
33960         * tree-eh.c (operation_could_trap_helper_p): Export.
33961         * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33962         * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33963         * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33964         are about to insert a possibly trapping instruction and fail
33965         in this case.
33967 2009-01-18  Andreas Schwab  <schwab@suse.de>
33969         * doc/install.texi (Configuration): Remove obsolete paragraph
33970         about use of --with-gnu-ld with --with-gnu-as.
33972 2009-01-18  Kazu Hirata  <kazu@codesourcery.com>
33974         * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33975         doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33976         Follow spelling conventions.
33978 2009-01-18  Ben Elliston  <bje@au.ibm.com>
33980         * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33981         C++ warning about implicit conversion from void * to struct
33982         bitmap_head_def *.
33983         (bitmap_obstack_free): Likewise for bitmap_element *.
33984         * Makefile.in (bitmap.o-warn): Remove.
33986 2009-01-17  Dave Korn  <dave.korn.cygwin@gmail.com>
33988         * Makefile.in (BACKENDLIBS):  Reorder to match dependencies.
33990 2009-01-17  Sebastian Pop  <sebastian.pop@amd.com>
33991             Tobias Grosser  <tobi.grosser@amd.com>
33993         * graphite.c (graphite_trans_scop_block): Do not block single
33994         nested loops.
33996 2009-01-16  Alexandre Oliva  <aoliva@redhat.com>
33998         * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33999         * ipa-struct-reorg.c (gen_struct_type): Replace known-true
34000         test with assertion.
34002 2009-01-16  Richard Guenther  <rguenther@suse.de>
34004         PR tree-optimization/38835
34005         PR middle-end/36227
34006         * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
34007         and INT + PTR -> (INT)(PTR p+ INT) folding.
34008         * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
34010 2009-01-16  Adam Nemet  <anemet@caviumnetworks.com>
34012         PR target/38554
34013         * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
34014         the subreg from a lowpart subreg if it is also casting the value.
34016 2009-01-16  Sebastian Pop  <sebastian.pop@amd.com>
34017             Tobias Grosser  <tobi.grosser@amd.com>
34019         * graphite.c (compare_prefix_loops): New.
34020         (build_scop_canonical_schedules): Rewritten.
34021         (graphite_transform_loops): Move build_scop_canonical_schedules
34022         after build_scop_iteration_domain.
34024 2009-01-16  Sebastian Pop  <sebastian.pop@amd.com>
34025             Tobias Grosser  <tobi.grosser@amd.com>
34027         * graphite.c (add_conditions_to_domain): Add the loops to
34028         the dimension of the iteration domain.  Do copy the domain
34029         only when it exists.
34030         (build_scop_conditions_1): Do not call add_conditions_to_domain.
34031         (add_conditions_to_constraints): New.
34032         (can_generate_code_stmt, can_generate_code): Removed.
34033         (gloog): Do not call can_generate_code.
34034         (graphite_transform_loops): Call add_conditions_to_constraints
34035         after building the iteration domain.
34037 2009-01-16  Jakub Jelinek  <jakub@redhat.com>
34039         PR tree-optimization/38789
34040         * tree-ssa-threadedge.c
34041         (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
34042         __builtin_constant_p.
34044 2009-01-16  Kenneth Zadeck  <zadeck@naturalbridge.com>
34046         * dce.c (delete_unmarked_insns): Reversed the order that insns are
34047         examined before deleting them.
34049 2009-01-16  Richard Earnshaw  <rearnsha@arm.com>
34051         * function.c (aggregate_value_p): Correctly extract the function
34052         type from CALL_EXPR_FN lookup.
34054 2009-01-16  Hariharan Sandanagobalane  <hariharan@picochip.com>
34056         * config/picochip/picochip.c (picochip_override_options): Revert
34057         CFI asm flag disable commited previously.
34059 2009-01-15  Sebastian Pop  <sebastian.pop@amd.com>
34060             Tobias Grosser  <tobi.grosser@amd.com>
34061             Jan Sjodin  <jan.sjodin@amd.com>
34063         * graphite.c (scan_tree_for_params): On substractions negate
34064         all the coefficients of the term.
34065         (clast_to_gcc_expression_red): New.  Handle reduction expressions
34066         of more than two operands.
34067         (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
34068         (get_vdef_before_scop): Handle also the case of default definitions.
34070 2009-01-15  Richard Sandiford  <rdsandiford@googlemail.com>
34072         * caller-save.c (add_used_regs_1, add_used_regs): New functions.
34073         (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
34074         Also use them when walking CALL_INSN_FUNCTION_USAGE.
34076 2009-01-15  H.J. Lu  <hongjiu.lu@intel.com>
34077             Joey Ye  <joey.ye@intel.com>
34079         PR middle-end/37843
34080         * cfgexpand.c (expand_stack_alignment): Don't update stack
34081         boundary nor check incoming stack boundary here.
34082         (gimple_expand_cfg): Update stack boundary and check incoming
34083         stack boundary here.
34085 2009-01-15  Kenneth Zadeck  <zadeck@naturalbridge.com>
34087         * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
34089 2009-01-14  Jakub Jelinek  <jakub@redhat.com>
34091         PR rtl-optimization/38245
34092         * calls.c (expand_call): Add stack arguments to
34093         CALL_INSN_FUNCTION_USAGE even for pure calls (when
34094         ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
34095         in regs and partially in memory or BLKmode arguments.
34096         (emit_library_call_value_1): Add stack arguments to
34097         CALL_INSN_FUNCTION_USAGE even for pure calls (when
34098         ACCUMULATE_OUTGOING_ARGS).
34099         * dce.c: Include tm_p.h.
34100         (find_call_stack_args): New function.
34101         (deletable_insn_p): Call it for CALL_P insns.  Add ARG_STORES
34102         argument.
34103         (mark_insn): Call find_call_stack_args for CALL_Ps.
34104         (prescan_insns_for_dce): Walk insns backwards in bb rather than
34105         forwards.  Allocate and free arg_stores bitmap if needed, pass it
34106         down to deletable_insn_p, don't mark stores set in arg_stores
34107         bitmap, clear the bitmap at the beginning of each bb.
34108         * Makefile.in (dce.o): Depend on $(TM_P_H).
34110 2009-01-14  Michael Meissner  <gnu@the-meissners.org>
34112         PR target/22599
34113         * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
34114         to make sure the insn is a conditional test (bug 22599).  Reformat a
34115         few long lines.
34117 2009-01-14  Sebastian Pop  <sebastian.pop@amd.com>
34119         PR middle-end/38431
34120         * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
34121         (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
34122         (gloog): Do not call cleanup_tree_cfg.
34123         (graphite_transform_loops): Call cleanup_tree_cfg after all
34124         scops have been code generated.
34126 2009-01-14  Basile Starynkevitch  <basile@starynkevitch.net>
34127         * doc/gty.texi (Invoking the garbage collector): Added new node
34128         and section documenting ggc_collect.
34130 2009-01-14  Richard Guenther  <rguenther@suse.de>
34132         PR tree-optimization/38826
34133         PR middle-end/38477
34134         * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
34135         initialization notes only if we actually emitted a warning.
34136         (intra_create_variable_infos): Add constraints for a result decl
34137         that is passed by hidden reference.
34138         (build_pred_graph): Mark all related variables non-direct on
34139         address-taking.
34141 2009-01-14  Nick Clifton  <nickc@redhat.com>
34143         * ira-conflicts.c: Include addresses.h for the definition of
34144         base_reg_class.
34145         (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
34146         * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
34148 2009-01-13  Vladimir Makarov  <vmakarov@redhat.com>
34150         PR target/38811
34151         * Makefile.in (ira-lives.o): Add except.h.
34153         * ira-lives.c: Include except.h.
34154         (process_bb_node_lives): Process can_throw_internal.
34156 2009-01-13  Jakub Jelinek  <jakub@redhat.com>
34158         PR rtl-optimization/38774
34159         * combine.c (simplify_set): When undoing cc_use change, don't do
34160         PUT_CODE on the newly created comparison, but instead put back the
34161         old comparison.
34163 2009-01-13  Joseph Myers  <joseph@codesourcery.com>
34165         * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
34166         values.  Remove duplicate arm8 entry.
34168 2009-01-13  Sebastian Pop  <sebastian.pop@amd.com>
34170         PR tree-optimization/38786
34171         * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
34172         the SSA_NAME case of expand_scalar_variables_expr.
34173         Set the type of an expression to the type of its assign statement.
34174         (expand_scalar_variables_expr): Also gather the scalar computation
34175         used to index the memory access.  Do not pass loop_p.
34176         Fix comment.  Stop recursion on tcc_constant or tcc_declaration.
34177         (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
34178         the gimple_stmt_iterator where it inserts new code.
34179         Do not pass loop_p.
34180         (copy_bb_and_scalar_dependences): Do not pass loop_p.
34181         (translate_clast): Update call to copy_bb_and_scalar_dependences.
34183 2009-01-13  Sebastian Pop  <sebastian.pop@amd.com>
34185         * graphite.h (debug_value): Removed.
34186         * graphite.c (debug_value): Removed.
34188 2009-01-13  Richard Earnshaw  <rearnsha@arm.com>
34190         * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
34191         ldrd/strd with two 32-bit instructions.
34193 2009-01-13  Richard Earnshaw  <rearnsha@arm.com>
34195         * config/arm/arm.c (struct processors): Pass for speed down into
34196         cost helper functions.
34197         (const_ok_for_op): Handle COMPARE and inequality nodes.
34198         (arm_rtx_costs_1): Rewrite.
34199         (arm_size_rtx_costs): Update prototype.
34200         (arm_rtx_costs): Pass speed down to helper functions.
34201         (arm_slowmul_rtx_costs): Rework cost calculations.
34202         (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
34203         (arm_9e_rtx_costs): Likewise.
34205 2009-01-13  Uros Bizjak  <ubizjak@gmail.com>
34207         * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
34208         relocations of local symbols wider than UNITS_PER_WORD are not valid.
34209         (alpha_legitimize_address): Do not split local symbols wider than
34210         UNITS_PER_WORD into HIGH/LO_SUM parts.
34212 2009-01-13  Danny Smith  <dannysmith@users.sourceforge.net>
34214         PR bootstrap/38580
34215         * gcc.c (process_command): Replace call to execvp with calls
34216         to pex_one and exit.
34218 2009-01-03  Anatoly Sokolov  <aesok@post.ru>
34220         PR target/29141
34221         * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
34222         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
34223         variant for devices with 3-byte PC.
34224         (__tablejump_elpm__): New.
34226 2009-01-12  Jakub Jelinek  <jakub@redhat.com>
34228         PR c/32041
34229         * c-parser.c (c_parser_postfix_expression): Allow `->' in
34230         offsetof member-designator, handle it as `[0].'.
34232 2009-01-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34234         * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
34235         function when not using named sections on targets with named sections
34236         if branch distance is less than 262132.
34238 2009-01-12  Richard Earnshaw  <rearnsha@arm.com>
34240         * combine.c (combine_instructions):  Recompute
34241         optimize_this_for_speed_p  for each BB in the main combine loop.
34243 2009-01-12  Tomas Bily  <tbily@suse.cz>
34245         PR middlend/38385
34246         * tree-loop-distribution.c (prop_phis): New function.
34247         (generate_builtin): Call prop_phis.
34249 2009-01-12  Jakub Jelinek  <jakub@redhat.com>
34251         PR tree-optimization/38807
34252         * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
34253         gimple_visited_p unless stmt is GIMPLE_ASSIGN.
34255 2009-01-11  Adam Nemet  <anemet@caviumnetworks.com>
34257         * expmed.c (store_bit_field_1): Properly truncate the paradoxical
34258         subreg of op0 to the original op0.
34260 2009-01-11  Laurent GUERBY  <laurent@guerby.net>
34262         * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
34264 2009-01-11  Markus Schoepflin  <markus.schoepflin@comsoft.de>
34266         PR debug/7055
34267         * mips-tfile.c (parse_def): Fix parsing of def strings
34268         starting with digits.
34270 2009-01-10  Jakub Jelinek  <jakub@redhat.com>
34272         PR target/38695
34273         * config/arm/arm.c (arm_is_long_call_p): Don't call
34274         arm_function_in_section_p if decl isn't a FUNCTION_DECL.
34276 2009-01-09  Steven Bosscher  <steven@gcc.gnu.org>
34278         * regrename.c (regrename_optimize): Fix dumping.
34279         (find_oldest_value_reg): Preserve REG_POINTER.
34280         (copy_hardreg_forward_1): Likewise.
34282 2009-01-09  Diego Novillo  <dnovillo@google.com>
34284         * gimple.h (struct gimple_statement_base) <uid>: Document
34285         the restrictions on its use.
34286         (gimple_uid): Tidy.
34287         (gimple_set_uid): Tidy.
34289 2009-01-09  Jakub Jelinek  <jakub@redhat.com>
34291         * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
34292         zero guard even if align_bytes != 0 and count is smaller than
34293         size_needed.
34295 2009-01-09  Vladimir Makarov  <vmakarov@redhat.com>
34297         PR rtl-optimization/38495
34298         * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
34299         (add_range_and_copies_from_move_list): Print all added ranges.
34300         Add ranges to memory optimized destination.
34302 2009-01-09  Jakub Jelinek  <jakub@redhat.com>
34304         PR target/38686
34305         PR target/38708
34306         * config/i386/i386.c (override_options): Reject
34307         -mstringop-strategy=rep_8byte with -m32.
34308         (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
34309         to 1.  Do count comparison against epilogue_size_needed at compile
34310         time even when count_exp was constant forced into register.  For
34311         size_needed don't jump to epilogue, instead just avoid aligning
34312         and invoke the body algorithm.  If need_zero_guard, add zero guard
34313         even if count is non-zero, but smaller than size_needed + number of
34314         bytes that could be stored for alignment.
34315         (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
34316         to 1.  If need_zero_guard, add zero guard even if count is non-zero,
34317         but smaller than size_needed + number of bytes that could be stored
34318         for alignment.  Compare size_needed with epilogue_size_needed instead
34319         of desired_align - align, don't adjust size_needed, pass
34320         epilogue_size_needed to the epilogue expanders.
34322         PR c/35742
34323         * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
34325 2009-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34327         * pa.c (last_address): Change to unsigned.
34328         (update_total_code_bytes): Change argument to unsigned.  Don't
34329         check if insn addresses are set.
34330         (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
34331         addresses are not set.
34332         (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
34334 2009-01-09  Nick Clifton  <nickc@redhat.com>
34336         * config/sh/symbian.c: Replace uses of DECL_INLINE with
34337         DECL_DECLARED_INLINE_P.
34339 2009-01-09  Jakub Jelinek  <jakub@redhat.com>
34341         PR middle-end/38347
34342         * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
34343         GET_MODE (op0) in operand_subword_force calls.
34345         PR middle-end/38771
34346         * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
34347         fold_convert arg0 operands to TREE_TYPE (op0) first.
34349 2009-01-08  Vladimir Makarov  <vmakarov@redhat.com>
34351         * params.def (ira-max-conflict-table-size): Decrease default value
34352         to 1000.
34354 2009-01-08  Jakub Jelinek  <jakub@redhat.com>
34356         PR tree-optimization/37031
34357         * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
34358         on parameter_set.
34359         (build_access_matrix): Reserve correct size for AM_MATRIX vector,
34360         allocate it using gc instead of heap, use VEC_quick_push instead of
34361         VEC_safe_push.
34362         * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
34363         instead of heap, use VEC_quick_push instead of VEC_safe_push.
34364         * tree-data-ref.h (struct access_matrix): Change matrix to gc
34365         allocated vector from heap allocated.
34366         * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
34367         * tree-loop-linear.c (linear_transform_loops): Allocate nest
34368         vector only after perfect_loop_nest_depth call.
34370 2009-01-08  Sebastian Pop  <sebastian.pop@amd.com>
34371             Jan Sjodin  <jan.sjodin@amd.com>
34373         PR tree-optimization/38559
34374         * graphite.c (debug_value, copy_constraint,
34375         swap_constraint_variables, scale_constraint_variable, ): New.
34376         (get_lower_bound, get_upper_bound): Removed.
34377         (graphite_trans_bb_strip_mine): Clean up this code that works
34378         only for constant number of iterations.  Fully copy upper and
34379         lower bound constraints, not only the constant part of them.
34380         * graphite.h (debug_value): Declared.
34382 2009-01-08  Ira Rosen  <irar@il.ibm.com>
34384         PR tree-optimization/37194
34385         * tree-vect-transform.c (vect_estimate_min_profitable_iters):
34386         Don't add the cost of cost model guard in prologue to scalar
34387         outside cost in case of known number of iterations.
34389 2009-01-07  Nathan Froyd  <froydnj@codesourcery.com>
34390             Alan Modra  <amodra@bigpond.net.au>
34392         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
34393         non-word-aligned REG+CONST addressing.
34395 2009-01-07  Uros Bizjak  <ubizjak@gmail.com>
34397         PR target/38706
34398         * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
34399         free_after_compilation when outputting a thunk.
34400         (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
34401         Do not call free_after_compilation here.
34403 2009-01-07  Uros Bizjak  <ubizjak@gmail.com>
34405         * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
34406         (ix86_valid_target_attribute_inner_p): Ditto.
34408 2009-01-07  Jan Sjodin  <jan.sjodin@amd.com>
34410         PR tree-optimization/38492
34411         PR tree-optimization/38498
34412         * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
34413         * tree-chrec.h (scev_is_linear_expression): Declared.
34414         * graphite.c (graphite_cannot_represent_loop_niter): New.
34415         (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
34416         (graphite_loop_normal_form): Use gcc_assert.
34417         (scan_tree_for_params): Use CASE_CONVERT.
34418         (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
34419         (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
34420         Use gcc_assert.  Discard scops that contain unhandled cases.
34421         (build_scop_conditions): Return a boolean status for unhandled cases.
34422         (strip_mine_profitable_p): Print the loop number, not its depth.
34423         (is_interchange_valid): Pass the depth of the loop nest, don't
34424         recompute it wrongly.
34425         (graphite_trans_bb_block): Same.
34426         (graphite_trans_bb_block): Print tentative of loop blocking.
34427         (graphite_trans_scop_block): Do not print that the loop has been
34428         blocked.
34429         (graphite_transform_loops): Do not handle scops that contain condition
34430         scalar phi nodes.
34432 2009-01-07  H.J. Lu  <hongjiu.lu@intel.com>
34434         AVX Programming Reference (December, 2008)
34435         * config/i386/avxintrin.h (_mm256_stream_si256): New.
34436         (_mm256_stream_pd): Likewise.
34437         (_mm256_stream_ps): Likewise.
34439         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
34440         IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
34441         (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
34442         (bdesc_special_args): Add __builtin_ia32_movntdq256,
34443         __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
34444         (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
34445         (ix86_expand_special_args_builtin): Likewise.
34447         * config/i386/sse.md (AVXMODEDI): New.
34448         (avx_movnt<mode>): Likewise.
34449         (avx_movnt<mode>): Likewise.
34450         (<sse>_movnt<mode>): Remove AVX support.
34451         (sse2_movntv2di): Likewise.
34453 2009-01-07  Richard Guenther  <rguenther@suse.de>
34455         PR middle-end/38751
34456         * fold-const.c (extract_muldiv): Remove obsolete comment.
34457         (fold_plusminus_mult_expr): Undo MINUS_EXPR
34458         to PLUS_EXPR canonicalization for the canonicalization.
34460 2009-01-07  Gerald Pfeifer  <gerald@pfeifer.com>
34462         * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
34463         hosted cross-compilers generating less efficient code.
34465 2009-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
34467         * function.h (rtl_data): Add a dbr_scheduled_p field.
34468         * reorg.c (dbr_schedule): Set it.
34469         (gate_handle_delay_slots): Check it.
34470         * config/mips/mips.c (mips_base_delayed_branch): Delete.
34471         (mips_reorg): Check flag_delayed_branch instead of
34472         mips_base_delayed_branch.
34473         (mips_override_options): Don't set mips_base_delayed_branch
34474         or flag_delayed_branch.
34476 2009-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
34478         PR rtl-optimization/38426.
34479         * ira.c (ira): Set current_function_is_leaf earlier.
34481 2009-01-06  Jakub Jelinek  <jakub@redhat.com>
34483         PR rtl-optimization/38722
34484         * combine.c (try_combine): Don't modify PATTERN (i3) and notes
34485         too early, only set a flag and modify after last possible
34486         undo_all point.
34488 2009-01-06  Janis Johnson  <janis187@us.ibm.com>
34490         PR c/34252
34491         * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
34492         * real.c (decimal_single_format): Correct values of emin and emax.
34493         (decimal_double_format): Ditto.
34494         (decimal_quad_format): Ditto.
34495         * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
34496         computation of DECnn_MIN and DECnn_MAX for corrected values of
34497         emin and emax.  Define __DECnn_SUBNORMAL_MIN__ instead of
34498         __DECnn_MIN__, and adjust its computation for the corrected value
34499         of emin.
34501 2009-01-06  Jan Hubicka  <jh@suse.cz>
34503         PR target/38744
34504         * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
34506 2009-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
34508         * doc/contrib.texi (Contributors): Slightly adjust the end note.
34509         Add Robert Clark to the list of testers.
34511 2009-01-06  Jan Hubicka  <jh@suse.cz>
34512             Kai Tietz  <kai.tietz@onevision.com>
34514         * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
34515         * config/i386/i386.c (ix86_expand_call): Add clobbers.
34517 2009-01-06  Jan Hubicka  <jh@suse.cz>
34518             Kai Tietz  <kai.tietz@onevision.com>
34520         * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
34521         for w64 ABI.
34522         * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
34523         (ix86_nsaved_regs): Count only general purpose regs.
34524         (ix86_nsaved_sseregs): New.
34525         (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
34526         to 16 for w64; compute padding and size of sse reg save area.
34527         (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
34528         general purpose regs.
34529         (ix86_emit_save_sse_regs_using_mov): New.
34530         (ix86_expand_prologue): Save SSE regs if needed.
34531         (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
34532         (ix86_emit_restore_sse_regs_using_mov): New.
34533         (ix86_expand_epilogue): Save SSE regs if needed.
34535 2009-01-06  Jan Hubicka  <jh@suse.cz>
34536             Kai Tietz  <kai.tietz@onevision.com>
34538         * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
34539         * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
34540         functions when accumulate outgoing args is off.
34542 2009-01-06  H.J. Lu  <hongjiu.lu@intel.com>
34544         PR bootstrap/38742
34545         * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
34546         before using pseudos_have_intersected_live_ranges_p.
34548         * ira-int.h (ira_assert): Always define.
34550 2009-01-06  H.J. Lu  <hongjiu.lu@intel.com>
34552         AVX Programming Reference (December, 2008)
34553         * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
34554         (_mm256_permute2_pd): Likewise.
34555         (_mm_permute2_ps): Likewise.
34556         (_mm256_permute2_ps): Likewise.
34557         * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
34558         * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
34560         * config/i386/i386.c (ix86_builtins): Remove
34561         IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
34562         IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
34563         (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
34564         V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
34565         and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
34566         (bdesc_args): Remove __builtin_ia32_vpermil2pd,
34567         __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
34568         __builtin_ia32_vpermil2ps256.
34569         (ix86_init_mmx_sse_builtins): Updated.
34570         (ix86_expand_args_builtin): Likewise.
34572 2009-01-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
34574         * pa.c (output_call): Relocate non-jump insns in the delay slot of
34575         long absolute calls when generating PA 2.0 code.
34577 2009-01-05  Vladimir Makarov  <vmakarov@redhat.com>
34579         PR rtl-optimization/38583
34580         * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
34582         * params.def (ira-max-conflict-table-size): New.
34584         * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
34586         * ira.h (ira_conflicts_p): New external definition.
34588         * ira-conflicts.c (build_conflict_bit_table): Do not build too big
34589         table.  Report this.  Return result of building.
34590         (ira_build_conflicts): Use ira_conflicts_p.  Check result of
34591         building conflict table.
34593         * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
34594         (ira_color): Use ira_conflicts_p.
34596         * global.c: Include ira.h.
34597         (pseudo_for_reload_consideration_p, build_insn_chain): Use
34598         ira_conflicts_p.
34600         * Makefile.in (global.o): Add ira.h.
34602         * ira-build.c (mark_all_loops_for_removal,
34603         propagate_some_info_from_allocno): New.
34604         (remove_unnecessary_allocnos): Call
34605         propagate_some_info_from_allocno.
34606         (remove_low_level_allocnos): New.
34607         (remove_unnecessary_regions): Add parameter.  Call
34608         mark_all_loops_for_removal and remove_low_level_allocnos.  Pass
34609         parameter to remove_unnecessary_regions.
34610         (ira_build): Remove all regions but root if the conflict table was
34611         not built.  Update conflict hard regs for allocnos crossing calls.
34613         * ira.c (ira_conflicts_p): New global.
34614         (ira): Define and use ira_conflicts_p.
34616         * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
34617         count_spilled_pseudo, find_reg, alter_reg, finish_spills,
34618         emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
34620 2009-01-06  Ben Elliston  <bje@au.ibm.com>
34622         * gengtype-lex.l (YY_NO_INPUT): Define.
34624 2009-01-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
34626         PR c/34911
34627         * c-common.c (handle_vector_size_attribute): Also reject
34628         BOOLEAN_TYPE types.
34630 2009-01-05  Sebastian Pop  <sebastian.pop@amd.com>
34632         PR tree-optimization/38492
34633         * graphite.c (rename_map_elt, debug_rename_elt,
34634         debug_rename_map_1, debug_rename_map, new_rename_map_elt,
34635         rename_map_elt_info, eq_rename_map_elts,
34636         get_new_name_from_old_name, bb_in_sese_p): Moved around.
34637         (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
34638         (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
34639         (sese_build_livein_liveouts): New.
34640         (new_sese, free_sese): New.
34641         (new_scop): Call new_sese.
34642         (free_scop): Call free_sese.
34643         (rename_variables_from_edge, rename_phis_end_scop): Removed.
34644         (register_old_new_names): Renamed register_old_and_new_names.
34645         (register_scop_liveout_renames, add_loop_exit_phis,
34646         insert_loop_close_phis, struct igp,
34647         default_liveout_before_guard, add_guard_exit_phis,
34648         insert_guard_phis, copy_renames): New.
34649         (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
34650         (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
34651         (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
34652         (scop_adjust_phis_for_liveouts): New.
34653         (gloog): Call scop_adjust_phis_for_liveouts.
34655         * graphite.h (struct sese): Documented.  Added fields liveout,
34656         num_ver and livein.
34657         (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
34658         (new_sese, free_sese, sese_build_livein_liveouts): Declared.
34659         (struct scop): Added field liveout_renames.
34660         (SCOP_LIVEOUT_RENAMES): New.
34662 2009-01-05  Harsha Jagasia  <harsha.jagasia@amd.com>
34664         PR tree-optimization/38510
34665         * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
34666         (translate_clast): Call recompute_all_dominators before
34667         graphite_verify.
34668         (gloog): Call recompute_all_dominators before graphite_verify.
34670 2009-01-05  Harsha Jagasia  <harsha.jagasia@amd.com>
34671             Jan Sjodin  <jan.sjodin@amd.com>
34673         PR tree-optimization/38500
34674         * graphite.c (create_sese_edges): Call fix_loop_structure after
34675         splitting blocks.
34677 2009-01-05  Joel Sherrill  <joel.sherrill@oarcorp.com>
34679         * config.gcc: Add m32r*-*-rtems*.
34680         * config/m32r/rtems.h: New file.
34682 2009-01-05  Ben Elliston  <bje@au.ibm.com>
34684         * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
34685         (.po.pox): Likewise.
34686         (po/gcc.pot): Likewise.
34688 2009-01-04  David S. Miller  <davem@davemloft.net>
34690         * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
34691         (STARTING_FRAME_OFFSET): Always set to zero.
34693 2009-01-04  Richard Sandiford  <rdsandiford@googlemail.com>
34695         * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
34696         * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
34697         fixed-point types, and vectors of the same.
34699 2009-01-04  Richard Sandiford  <rdsandiford@googlemail.com>
34701         * config/mips/sync.md (*mb_barrier): Rename to...
34702         (*memory_barrier): ...this.
34704 2009-01-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
34706         * doc/extend.texi (Function Attributes): Move @cindex after @item
34707         for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
34708         and put in alphabetical order. Fix 'target' name and put in order.
34709         * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
34710         typos.
34712 2009-01-04  Uros Bizjak  <ubizjak@gmail.com>
34714         * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
34715         (memory_barrier): Expand as unspec instead of unspec_volatile.
34716         Remove mem:BLK from insn operands.  Use Pmode scratch register.
34717         (*memory_barrier): Define as unspec instead of unspec_volatile.
34718         Use (match_dup 0) as input operand.
34720         * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
34721         * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
34722         unspec_volatile.  Remove mem:BLK from insn operands.  Use Pmode
34723         scratch register.  Remove operand 1.
34724         (*stbar): Define as unspec instead of unspec_volatile.
34725         Use (match_dup 0) as input operand, remove (const_int 8).
34726         (*membar): Define as unspec instead of unspec_volatile.
34727         Use (match_dup 0) as input operand, remove input operand 2.
34729         * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
34730         (memory_barrier): Expand as unspec instead of unspec_volatile.
34731         Remove mem:BLK from insn operands.  Use Pmode scratch register.
34732         (*memory_barrier): Define as unspec instead of unspec_volatile.
34733         Use (match_dup 0) as input operand.
34735         * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
34736         Remove mem:BLK from insn operands.  Use Pmode scratch register.
34737         Set volatile flag on operand 0.
34738         (*memory_barrier): New insn pattern.
34740         * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
34741         insn operands.
34742         (*memory_barrier): Use (match_dup 0) as input operand.
34744         * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
34745         Remove mem:BLK from insn operands.  Use Pmode scratch register.
34746         Set volatile flag on operand 0.
34747         (*mb_internal): New insn pattern.
34749         * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
34751 2009-01-04  Steven Bosscher  <steven@gcc.gnu.org>
34753         PR middle-end/38586
34754         * function.c (struct temp_slot): Move to the section of the file
34755         that deals with temp slots.  Remove field 'address'.
34756         (temp_slot_address_table): New hash table of address -> temp slot.
34757         (struct temp_slot_address_entry): New struct, items for the table.
34758         (temp_slot_address_compute_hash, temp_slot_address_hash,
34759         temp_slot_address_eq, insert_temp_slot_address): Support functions
34760         for the new table.
34761         (find_temp_slot_from_address): Rewrite to use the new hash table.
34762         (remove_unused_temp_slot_addresses): Remove addresses of temp
34763         slots that have been made available.
34764         (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
34765         worker function for remove_unused_temp_slot_addresses.
34766         (assign_stack_temp_for_type): Don't clear the temp slot address list.
34767         Add the temp slot address to the address -> temp slot map.
34768         (update_temp_slot_address): Update via insert_temp_slot_address.
34769         (free_temp_slots): Call remove_unused_temp_slot_addresses.
34770         (pop_temp_slots): Likewise.
34771         (init_temp_slots): Allocate the address -> temp slot map, or empty
34772         the map if it is already allocated.
34773         (prepare_function_start): Initialize temp slot processing.
34775 2009-01-04  Steven Bosscher  <steven@gcc.gnu.org>
34777         PR middle-end/38584
34778         * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
34779         Calculate the size of all stack vars assuming no packing of stack
34780         vars will happen, replacing a quadratic algorithm with a linear one.
34782 2009-01-03  Jakub Jelinek  <jakub@redhat.com>
34784         PR target/38707
34785         * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
34786         can't be used.
34788 2009-01-03  Diego Novillo  <dnovillo@google.com>
34790         * doc/contrib.texi: Update contributions.
34792 2009-01-03  Jakub Jelinek  <jakub@redhat.com>
34794         PR c++/38705
34795         * builtins.c (fold_builtin_memory_op): Give up if either operand
34796         is volatile.  Set srctype or desttype to non-qualified version
34797         of the other type.
34799         PR c/38700
34800         * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
34801         and FUNCTION_DECLs.
34803 2009-01-02  Kenneth Zadeck  <zadeck@naturalbridge.com>
34805         PR rtl-optimization/35805
34806         * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
34807         problem if fast dce is able to remove any instructions.
34808         * dce.c (dce_process_block): Fix dump message.
34810 2009-01-02  Mark Mitchell  <mark@codesourcery.com>
34812         PR 33649
34813         * tree-ssa-pre.c (compute_antic): Correct loop bounds.
34815 2009-01-02  Jakub Jelinek  <jakub@redhat.com>
34817         PR middle-end/38690
34818         * tree-flow.h (op_code_prio, op_prio): New prototypes.
34819         * tree-pretty-print.c (op_code_prio): New function.
34820         (op_prio): No longer static.  Use op_code_prio.
34821         * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34822         Use op_prio and op_code_prio to determine if () should be
34823         printed around operand(s) or not.
34825         * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34826         dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34827         dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34828         dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34829         pp_character instead of pp_string for single letter printing.
34831 2009-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
34833         * doc/extend.texi: Fix '#pragma GCC option' typo.
34835 2009-01-02  Richard Guenther  <rguenther@suse.de>
34837         * doc/install.texi (--enable-checking): Mention different
34838         default for stage1.
34839         (--enable-stage1-checking): Document.
34841 2009-01-01  Andrew Pinski  <pinskia@gmail.com>
34843         PR middle-end/30142
34844         * tree-cfg.c (verify_expr): Add INDIRECT_REF case.  Change MODIFY_EXPR
34845         case to be an error.
34847 2009-01-02  Ben Elliston  <bje@au.ibm.com>
34849         * config/fp-bit.h (pack_d): Constify argument.
34850         * config/fp-bit.c (makenan): Constify return type. Remove casts.
34851         (isnan): Constify argument.
34852         (isinf): Likewise.
34853         (iszero): Likewise.
34854         (pack_d): Likewise.
34855         (_fpadd_parts): Constify return type.
34856         (_fpmul_parts): Likewise.
34857         (_fpdiv_parts): Likewise.
34859 2009-01-01  Jakub Jelinek  <jakub@redhat.com>
34861         PR c/36489
34862         * c-typeck.c (add_pending_init): Add IMPLICIT argument.  Only
34863         warn about overwriting initializer with side-effects or
34864         -Woverride-init if !IMPLICIT.
34865         (output_init_element): Likewise.  Pass IMPLICIT down to
34866         add_pending_init.
34867         (process_init_element): Add IMPLICIT argument.  Pass it down
34868         to output_init_element.
34869         (push_init_element, pop_init_level, set_designator): Adjust
34870         process_init_element callers.
34871         (set_nonincremental_init, set_nonincremental_init_from_string):
34872         Adjust add_pending_init callers.
34873         (output_pending_init_elements): Adjust output_init_element callers.
34874         * c-tree.h (process_init_element): Adjust prototype.
34875         * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34876         process_init_element callers.
34879 Copyright (C) 2009 Free Software Foundation, Inc.
34881 Copying and distribution of this file, with or without modification,
34882 are permitted in any medium without royalty provided the copyright
34883 notice and this notice are preserved.