1 2008-02-25 Richard Guenther <rguenther@suse.de>
3 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5 (lookup_decl_from_uid): Declare.
6 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8 (decl_for_uid_map): New global hashtable mapping DECL_UID
10 (init_ttree): Allocate it.
11 (insert_decl_to_uid_decl_map): New helper function.
12 (make_node_stat): Insert new decls into the map.
13 (copy_node_stat): Likewise.
14 (lookup_decl_from_uid): New function.
15 (print_decl_for_uid_map_statistics): New helper.
16 (dump_tree_statistics): Call it.
18 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19 (referenced_var_iterator): Adjust.
20 (FOR_EACH_REFERENCED_VAR): Adjust.
21 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22 (num_referenced_vars): Adjust.
23 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24 (first_referenced_var): Remove.
25 (end_referenced_vars_p): Likewise.
26 (next_referenced_var): Likewise.
27 (referenced_var_iterator_set): New helper function.
28 * tree-dfa.c (referenced_var_lookup): Adjust.
29 (referenced_var_check_and_insert): Likewise.
30 (remove_referenced_var): Likewise.
31 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
32 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
33 (verify_call_clobbering): Likewise.
34 (verify_memory_partitions): Likewise.
35 (init_tree_ssa): Allocate bitmap instead of hashtable for
37 (delete_tree_ssa): Adjust.
38 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
39 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
40 (compute_tag_properties): Likewise.
41 (set_initial_properties): Likewise.
42 (find_partition_for): Likewise.
43 (update_reference_counts): Likewise.
44 (dump_may_aliases_for): Likewise.
45 * tree-ssa-operands.c (add_virtual_operand): Likewise.
46 (add_call_clobber_ops): Likewise.
47 (add_call_read_ops): Likewise.
48 (get_asm_expr_operands): Likewise.
49 * tree-into-ssa.c (dump_decl_set): Likewise.
50 (update_ssa): Likewise.
51 * tree-sra.c (scan_function): Likewise.
52 (decide_instantiations): Likewise.
53 (scalarize_parms): Likewise.
54 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
55 (dsa_named_for): Likewise.
56 * tree-ssa-structalias.c (update_alias_info): Likewise.
57 (merge_smts_into): Likewise.
59 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
62 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
63 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
64 * alias.h (nonoverlapping_memrefs_p): Likewise.
66 2008-02-25 Jan Beulich <jbeulich@novell.com>
68 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with
70 * config/i386/netware-libgcc.exp: Add __bswap?i2,
71 __emultls_get_address, __emultls_register_common,
72 __floatundi?f, and _Unwind_GetIPInfo.
73 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
74 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
75 (gen_regparm_prefix): Likewise.
76 (i386_nlm_encode_section_info): Sync with
77 config/i386/winnt.c:i386_pe_encode_section_info().
78 (i386_nlm_maybe_mangle_decl_assembler_name): New.
79 i386_nlm_mangle_decl_assembler_name): New.
80 (netware_override_options): New.
81 * config/i386/netware.h (netware_override_options): Declare.
82 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
83 (i386_nlm_mangle_decl_assembler_name): Declare.
84 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
86 2008-02-25 Ben Elliston <bje@au.ibm.com>
89 * c-decl.c (grokdeclarator): Remove unused local variables
90 `typedef_type' and `type_as_written'.
92 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
93 unused local variable `has_hot_blocks'.
94 (fix_crossing_conditional_branches): Remove unused local variable
97 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
100 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
101 using DEF_C99_BUILTIN.
102 (BUILT_IN_NANF): Ditto.
103 (BUILT_IN_NANL): Ditto.
105 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
106 Revital Eres <eres@il.ibm.com>
108 * modulo-sched.c (calculate_must_precede_follow): Address TODO
109 regarding the order of two dependent insns in the same row.
111 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
113 * stor-layout.c (layout_decl): Do not bump the alignment of a
114 bit-field to more than byte alignment if it is packed.
116 2008-02-24 David Edelsohn <edelsohn@gnu.org>
118 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
121 2008-02-24 Diego Novillo <dnovillo@google.com>
123 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
126 * tree-vrp.c (vrp_evaluate_conditional): With
127 -Wtype-limits, emit a warning when comparing against a
128 constant outside the natural range of OP0's type.
129 * c.opt (Wtype-limits): Move ...
130 * common.opt (Wtype-limits): ... here.
132 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
134 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
135 * config/rs6000/e300c2c3.md: New file.
136 * config/rs6000/rs6000.c (processor_costs): Add new costs for
138 (rs6000_override_options): Add e300c2 and e300c3 cases to
139 processor_target_table. Do not allow usage of Altivec or Spe
140 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
141 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
142 * config/rs6000/rs6000.h (processor_type): Add
143 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
144 (ASM_CPU_SPEC): Add e300c2 and e300c3.
145 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
146 and ppce300c3. Include e300c2c3.md.
148 2008-02-23 David Edelsohn <edelsohn@gnu.org>
150 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
151 instead of TARGET_STRICT_ALIGN.
153 2008-02-23 Joseph Myers <joseph@codesourcery.com>
155 * explow.c (memory_address): Assert that the generated address is
158 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
161 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
162 * config/darwin-ppc-ldouble-patch.def: New file.
163 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
164 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
165 SUBTARGET_INIT_BUILTINS if defined.
166 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
169 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
172 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
173 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
175 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
178 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
179 file" warning condtional on -Winvalid-PCH.
181 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
183 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
185 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
190 prevent reload from using MMX registers.
191 (*mov<mode>_internal): Ditto.
192 (*movv2sf_internal_rex64): Ditto.
193 (*movv2sf_internal): Ditto.
195 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
197 PR documentation/31569
198 * doc/install.texi2html: Use makeinfo --no-number-sections.
200 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
202 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
203 ensure that we can address an entire entity > 8 bytes. Don't
204 generate reg+reg addressing for such data.
206 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
208 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
209 strings when optimizing for size, unless the target cares about
212 2008-02-22 Tom Tromey <tromey@redhat.com>
214 * regclass.c (current_pass): Remove declaration.
216 2008-02-22 Anatoly Sokolov <aesok@post.ru>
218 * config/avr/libgcc.S (__RAMPZ__): Define.
219 (__do_copy_data): Add for devices with 128KB code memory.
221 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
223 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
225 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
227 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
229 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
232 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
235 * c-typeck.c (build_binary_op): Warn about floating point
236 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
238 2008-02-21 Janis Johnson <janis187@us.ibm.com>
241 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
242 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
244 (rs6000_override_options): Set altivec_abi as default, not override,
245 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
246 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
247 is used; use new member spe_abi.
248 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
249 spe_abi and altivec_abi.
251 2008-02-22 Tomas Bily <tbily@suse.cz>
253 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
255 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
258 * config.build (build_file_translate): Set to `CMD //c' only if
260 * Makefile.in (build_file_translate): Improve comment.
262 2008-02-21 Jan Hubicka <jh@suse.cz>
264 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
265 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
266 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
268 2008-02-21 Michael Matz <matz@suse.de>
271 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
273 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
275 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
276 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
278 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
279 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
280 SSE_VEC_FLOAT_MODE_P as insn constraint.
281 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
282 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
283 sse4a_movntdf using MODEF mode iterator.
284 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
285 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
286 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
287 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
288 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
289 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
290 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
292 2008-02-21 Richard Guenther <rguenther@suse.de>
294 * tree.def (PAREN_EXPR): New tree code.
295 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
297 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
298 * expr.c (expand_expr_real_1): Likewise.
299 * tree-inline.c (estimate_num_insns_1): Likewise.
300 * tree-complex.c (expand_complex_move): Likewise.
301 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
304 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
307 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
309 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
312 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
314 * config/sh/sh.c (find_barrier): Don't go past
315 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
317 2008-02-20 DJ Delorie <dj@redhat.com>
319 * config/h8300/h8300.md (insv): Force source operand to be a register.
321 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
322 as a jump, not as a plain insn.
324 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
326 * doc/invoke.texi (Warning Options): Add new option
327 -Wframe-larger-than=.
328 (-Wframe-larger-than): Document.
330 * flags.h (warn_frame_larger_than, frame_larger_than_size):
331 Add declarations for new option variables.
333 * final.c (final_start_function): Check the frame size
334 before emission and issue a Wframe-larger-than warning.
336 * opts.c (warn_frame_larger_than, frame_larger_than_size):
337 Add definitions for new option variables.
338 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
340 * common.opt (Wframe-larger-than=): New option.
342 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
344 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
345 (<sse>_div<mode>3): Ditto.
346 (<sse>_vmdiv<mode>3): Ditto.
347 (<sse>_vmsqrt<mode>2): Ditto.
348 (*smax<mode>3): Ditto.
349 (sse5_frcz<mode>2): Ditto.
350 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
353 2008-02-20 Richard Guenther <rguenther@suse.de>
356 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
357 be happy with INTEGRAL_TYPE_P.
359 2008-02-20 Richard Guenther <rguenther@suse.de>
361 * fold-const.c (split_tree): Associate floatig-point expressions
362 if flag_associative_math is set.
364 2008-02-20 Richard Guenther <rguenther@suse.de>
366 * tree.h (fold_real_zero_addition_p): Declare.
367 * fold-const.c (fold_real_zero_addition_p): Export.
368 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
369 floating-point operations with zero and one.
371 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
373 * doc/install.texi: Correct references to CFLAGS, replacing them
374 with BOOT_CFLAGS. Document flags used during bootstrap for
377 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
379 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
380 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
381 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
383 (smin<mode>3): Ditto from similar patterns.
384 (smax<mode>3): Ditto.
385 (*ieee_smin<mode>3): Ditto.
386 (*ieee_smax<mode>3): Ditto.
387 * config/i386/sse.md (sse): New mode attribute.
388 (mov<mode>): Macroize expander from movv4sf and movv2df using
389 SSEMODEF2P mode iterator.
390 (<sse>_movnt<mode>): Ditto from similar patterns. Use
391 SSE_VEC_FLOAT_MODE_P as insn constraint.
392 (storent<mode>): Ditto.
393 (storent<mode>): Macroize expander from storentsf and storentdf using
395 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
396 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
397 (abs<mode>2): Ditto from similar patterns.
398 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
399 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
400 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
401 (<sse>_vmsqrt<mode>2): Ditto.
402 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
403 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
404 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
405 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
406 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
407 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
408 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
410 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
411 iterator and SSE_FLOAT_MODE_P as insn constraint.
412 (<sse>_ucomi): Ditto from similar patterns.
413 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
414 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
415 SSE_VEC_FLOAT_MODE_P as insn constraint.
416 (vcond<mode>): Ditto from similar patterns.
417 (and<mode>3, *and<mode>3): Ditto.
418 (<sse>_nand<mode>3): Ditto.
419 (ior<mode>3, *ior<mode>3): Ditto.
420 (xor<mode>3, *xor<mode>3): Ditto.
421 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
422 iterator and SSE_FLOAT_MODE_P as insn constraint.
423 (*nand<mode>3): Ditto from similar patterns.
424 (*ior<mode>3): Ditto.
425 (*xor<mode>3): Ditto.
427 2008-02-20 Ira Rosen <irar@il.ibm.com>
429 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
430 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
431 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
433 2008-02-19 Jan Hubicka <jh@suse.cz>
435 * predict.c (tree_bb_level_predictions): Remove variable next
436 mistakely introduced by previous commit.
438 2008-02-19 Jan Hubicka <jh@suse.cz>
440 * predict.c (predict_paths_leading_to): Rewrite.
441 (predict_paths_for_bb): New.
442 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
444 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
447 * Makefile.in (build_file_translate): New.
448 (gcc-vers.texi): Use it for translating $(abs_srcdir).
449 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
450 * configure.ac (build_file_translate): Substitute it.
451 * configure: Regenerate.
453 2008-02-19 Jan Hubicka <jh@suse.cz>
455 PR rtl-optimization/34408
456 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
459 2008-02-19 Jan Hubicka <jh@suse.cz>
462 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
465 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
468 * config/i386/i386-modes.def: Revert the last DI alignment
469 change until Ada people can look into it.
471 2008-02-19 Nick Clifton <nickc@redhat.com>
473 * opts.c (print_specific_help): Fix typo in --help text.
475 2008-02-19 Jakub Jelinek <jakub@redhat.com>
478 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
479 32-bit inline asm without asm alternatives for host GCC < 3.0.
481 2008-02-19 Richard Guenther <rguenther@suse.de>
483 PR tree-optimization/34989
484 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
485 Allow propagation to INDIRECT_REF if we can simplify only.
487 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
489 * c-common.c (warn_for_collisions_1): Use appropriate option when
492 2008-02-19 Nick Clifton <nickc@redhat.com>
495 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
496 (handle_options): Fix indentation.
497 (print_filtered_help): If no language-specific options were
498 displayed tell the user how to list all the options supported by
499 the language's front-end.
500 (print_specific_help): Fix indentation and remove duplicate line.
501 (common_handle_option): Handle the -v option.
502 For --help enable the display of undocumented options if the -v
503 switch has been included on the command line.
504 For --help= check for overlaps in the arguments between the option
505 classes and the language names and issue a warning when they
506 cannot be disambiguated.
507 * c.opt (v): Pass on to the common option handler.
509 2008-02-19 Revital Eres <eres@il.ibm.com>
511 * modulo-sched.c (sms_schedule): Change dump message when
512 create_ddg function fails.
513 (try_scheduling_node_in_cycle): Rename row to cycle.
514 (print_partial_schedule): Rename CYCLE to ROW.
516 2008-02-19 Christian Bruel <christian.bruel@st.com>
517 Zdenek Dvorak <ook@ucw.cz>
519 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
521 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
524 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
525 (*x86_movdicc_0_m1_se): Ditto.
527 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
530 (CMPtype): Define as __gcc_CMPtype.
531 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
532 (CMPtype): Define as __gcc_CMPtype.
534 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
536 Support valgrind 3.3 for --enable-checking=valgrind.
537 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
539 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
540 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
541 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
542 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
543 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
544 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
545 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
547 * ggc-zone.c: Similar.
548 * ggc-page.c: Similar.
550 2008-02-19 Paul Brook <paul@codesourcery.com>
553 * config/arm/ieee754-df.S: Fix do_it typo.
554 * config/arm/ieee754-sf.S: Fix do_it typo.
556 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
559 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
560 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
561 (OPTION_MASK_ISA_SSE_SET): Likewise.
562 (OPTION_MASK_ISA_SSE2_SET): Likewise.
563 (OPTION_MASK_ISA_SSE3_SET): Likewise.
564 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
565 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
566 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
567 (OPTION_MASK_ISA_SSE4_SET): Likewise.
568 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
569 (OPTION_MASK_ISA_SSE5_SET): Likewise.
570 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
571 (OPTION_MASK_ISA_MMX_UNSET): Updated.
572 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
573 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
574 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
575 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
576 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
577 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
578 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
579 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
580 (OPTION_MASK_ISA_SSE4): Removed.
581 (ix86_handle_option): Turn on bits in ix86_isa_flags and
582 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
584 (override_options): Don't turn on implied SSE/MMX bits in
587 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
589 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
592 2008-02-18 Joey Ye <joey.ye@intel.com>
595 * tree-nested.c (insert_field_into_struct): Set type alignment
596 to field alignment if the former is less than the latter.
598 2008-02-18 Jakub Jelinek <jakub@redhat.com>
600 * BASE-VER: Set to 4.4.0.
602 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
604 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
605 * doc/cfg.texi: Likewise.
606 * doc/extend.texi: Likewise.
607 * doc/gty.texi: Likewise.
608 * doc/invoke.texi: Likewise.
609 * doc/loop.texi: Likewise.
610 * doc/md.texi: Likewise.
611 * doc/passes.texi: Likewise.
612 * doc/rtl.texi: Likewise.
613 * doc/sourcebuild.texi: Likewise.
614 * doc/tm.texi: Likewise.
615 * doc/tree-ssa.texi: Likewise.
617 2008-02-17 Richard Guenther <rguenther@suse.de>
620 * tree-complex.c (init_parameter_lattice_values): Handle parameters
621 without default definition.
623 2008-02-17 Richard Guenther <rguenther@suse.de>
625 PR tree-optimization/35231
626 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
629 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
633 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
634 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
635 libgcc_cmp_return mode.
637 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
640 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
642 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
644 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
647 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
649 * doc/c-tree.texi: Use `@.' where appropriate.
650 * doc/extend.texi: Likewise.
651 * doc/install.texi: Likewise.
652 * doc/invoke.texi: Likewise.
653 * doc/loop.texi: Likewise.
654 * doc/makefile.texi: Likewise.
655 * doc/md.texi: Likewise.
656 * doc/passes.texi: Likewise.
657 * doc/standards.texi: Likewise.
658 * doc/tm.texi: Likewise.
660 2008-02-15 Jakub Jelinek <jakub@redhat.com>
663 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
665 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
666 rather than in entry_bb.
668 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
670 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
671 libgcc_cmp_return mode.
673 2008-02-15 Jakub Jelinek <jakub@redhat.com>
676 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
677 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
679 2008-02-15 Richard Guenther <rguenther@suse.de>
680 Zdenek Dvorak <ook@ucw.cz>
682 PR tree-optimization/35164
683 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
684 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
685 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
686 Only propagate addresses which do not have abnormal SSA_NAMEs
689 2008-02-15 Joseph Myers <joseph@codesourcery.com>
692 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
694 2008-02-15 Jan Hubicka <jh@suse.cz>
697 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
699 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
702 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
703 when calculating alignment_pad.
705 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
708 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
709 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
710 and STACK_BOUNDARY define.
712 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
714 PR preprocessor/35061
715 * c-pragma.c (handle_pragma_pop_macro): Check that
716 pushed_macro_table has been allocated.
718 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
721 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
722 (force_gimple_operand): Likewise.
723 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
724 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
725 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
726 (find_interesting_uses_address): Check addressability and alignment
727 of the base expression only after substituting bases of IVs into it.
729 2008-02-14 Michael Matz <matz@suse.de>
732 * function.c (instantiate_virtual_regs_in_insn): Reload address
733 before falling back to reloading the whole operand.
735 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
737 * config/s390/s390.c (s390_mainpool_start): Emit the pool
738 before the first section switch note.
740 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
742 * doc/bugreport.texi: Update copyright years.
743 * doc/c-tree.texi: Likewise.
744 * doc/cfg.texi: Likewise.
745 * doc/cpp.texi: Likewise.
746 * doc/cppinternals.texi: Likewise.
747 * doc/fragments.texi: Likewise.
748 * doc/frontends.texi: Likewise.
749 * doc/gcc.texi: Likewise.
750 * doc/gty.texi: Likewise.
751 * doc/hostconfig.texi: Likewise.
752 * doc/implement-c.texi: Likewise.
753 * doc/libgcc.texi: Likewise.
754 * doc/loop.texi: Likewise.
755 * doc/makefile.texi: Likewise.
756 * doc/options.texi: Likewise.
757 * doc/passes.texi: Likewise.
758 * doc/rtl.texi: Likewise.
759 * doc/sourcebuild.texi: Likewise.
760 * doc/standards.texi: Likewise.
761 * doc/tree-ssa.texi: Likewise.
762 * doc/trouble.texi: Likewise.
764 * doc/extend.texi: Use @: or add comma where appropriate.
765 * doc/invoke.texi: Likewise.
766 * doc/tm.texi: Likewise.
768 2008-02-14 Alan Modra <amodra@bigpond.net.au>
771 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
774 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
776 * doc/md.texi (clz, ctz): Add reference.
777 * doc/rtl.texi (clz, ctz): Likewise.
779 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
782 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
785 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
787 * config/s390/s390.c (struct constant_pool): New field
788 emit_pool_after added.
789 (s390_mainpool_start): Set the emit_pool_after flag according
790 to the section switch notes.
791 (s390_mainpool_finish): Consider emit_pool_after when emitting
792 the literal pool at the end of the function.
793 (s390_chunkify_start): Force literal pool splits at section
796 2008-02-13 Michael Matz <matz@suse.de>
799 * var-tracking.c (clobber_variable_part): Correctly traverse the
802 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
805 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
806 Add -fdump-ipa-inline.
807 * tree-dump.c (dump_files): Remove tree-inlined dump.
808 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
810 2008-02-12 Richard Guenther <rguenther@suse.de>
812 PR tree-optimization/35171
813 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
816 2008-02-12 Richard Guenther <rguenther@suse.de>
819 * fold-const.c (fold_widened_comparison): Use get_unwidened in
820 value-preserving mode. Disallow final truncation.
822 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
825 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
827 (force_gimple_operand): ...here.
829 2008-02-12 Jakub Jelinek <jakub@redhat.com>
832 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
833 non-compatible pointers.
834 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
835 different FIELD_DECLs, try harder by comparing field offsets, sizes
839 * function.c (match_asm_constraints_1): Don't replace the same input
842 2008-02-12 Anatoly Sokolov <aesok@post.ru>
844 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
845 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
846 (expand_epilogue): Restore RAMPZ register.
847 * config/avr/avr.md (RAMPZ_ADDR): New constant.
849 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
851 * config/i386/cygwin.asm: (__alloca): Correct calling
852 convention and alignment.
853 (__chkstk): Force 8 byte stack alignment.
855 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
856 Richard Guenther <rguenther@suse.de>
858 PR tree-optimization/33992
859 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
860 the zero we compare against.
862 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
865 * gthr-win32.h (__gthread_mutex_destroy_function): New function
866 to CloseHandle after unlocking to prevent accumulation of handle
869 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
872 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
873 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
874 and update LABEL_NUSES during and after reload.
876 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
879 * combine.c (simplify_if_then_else): Make sure the comparison is
880 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
882 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
885 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
886 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
887 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
888 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
889 * tree.h (get_type_static_bounds): Likewise.
891 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
893 * doc/invoke.texi (Option Summary, C++ Dialect Options)
894 (Objective-C and Objective-C++ Dialect Options, Warning Options):
895 Make -Wfoo language annotations match what the compiler outputs.
897 2008-02-08 Sa Liu <saliu@de.ibm.com>
899 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
900 intrinsics spu_convts, spu_convtu, spu_convtf.
901 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
903 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
905 * doc/extend.texi (Function Attributes) <noinline>: Mention
906 asm ("") as method to keep calls.
908 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
911 * doc/options.texi (Options): Replace references to opts.sh with
913 * opts-common.c: Likewise.
914 * optc-gen.awk: Likewise.
916 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
918 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
920 2008-02-07 Richard Henderson <rth@redhat.com>
923 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
924 EXPR_LIST for the REG_EQUAL instead of a comparison with a
927 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
929 PR tree-optimization/35085
930 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
931 for operand entry oe2 in addition to operand entry oe3 in order to
932 expose more opportunities for vectorizer sum reduction.
934 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
937 * Makefile.in (LIBS): Remove $(GMPLIBS).
938 (cc1-dummy, cc1): Add $(GMPLIBS).
940 2008-02-06 Jan Hubicka <jh@suse.cz>
943 * i386.md (moddf_integer): Do not produce partial memory stalls for
944 targets where it hurts.
946 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
949 * optabs.c (expand_float): Do not check for decimal modes when
950 expanding unsigned integer through signed conversion.
952 2008-02-06 Nick Clifton <nickc@redhat.com>
954 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
955 inside the clobber with a match_operand and duplicated operand
956 number in the constraint.
957 (ineqbranchsi): Delete redundant comment.
959 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
961 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
962 builtin_define ("__USE_INIT_FINI__").
963 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
965 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
967 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
969 PR documentation/30330
970 * doc/invoke.texi (C++ Dialect Options)
971 (Objective-C and Objective-C++ Dialect Options, Warning Options):
972 For each warning option -Wfoo that allows -Wno-foo, ensure both
973 -Wfoo and -Wno-foo are listed in the option index. Fix index
974 entry of -Wswitch-default, index -Wnormalized= including the
975 `=', and -Wlarger-than-@var{len} including @var{len}.
977 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/i386.md (floatunssisf2): Use
980 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
981 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
982 Macroize expander using MODEF mode iterator.
984 2008-02-05 Diego Novillo <dnovillo@google.com>
986 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
989 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
991 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
994 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
996 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
999 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1000 to indicate if a message should be generated.
1001 (init_cumulative_args): Updated.
1002 (function_value_32): Likewise.
1004 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1006 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1008 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1011 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1012 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1014 2008-02-04 Diego Novillo <dnovillo@google.com>
1016 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1019 * tree-vrp.c (vrp_evaluate_conditional): With
1020 -Wtype-limits, emit a warning when comparing against a
1021 constant outside the natural range of OP0's type.
1023 2008-02-04 Richard Guenther <rguenther@suse.de>
1026 * expr.c (count_type_elements): Give for unions instead of
1029 2008-02-04 Richard Guenther <rguenther@suse.de>
1032 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1033 to TYPE_DOMAINs base type instead of using bitsizetype here.
1035 2008-02-03 Jason Merrill <jason@redhat.com>
1037 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1039 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1042 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1043 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1044 (RS/6000 and PowerPC Options): Fix typos and markup.
1045 * doc/passes.texi (Tree-SSA passes): Likewise.
1047 2008-02-02 Michael Matz <matz@suse.de>
1050 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1051 from record_last_reg_set_info.
1052 (record_last_reg_set_info): Take an RTX argument, iterate over all
1053 constituent hardregs.
1054 (record_last_set_info, record_opr_changes): Change calls to
1055 new signature or to record_last_reg_set_info_regno.
1057 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1059 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1061 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1063 PR rtl-optimization/34773
1064 * reg-notes.def (EQUAL): Mention significance of combination of
1065 REG_EQUAL and REG_RETVAL.
1066 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1067 insn that has a REG_RETVAL.
1069 2008-02-01 Roger Sayle <roger@eyesopen.com>
1072 * configure.ac (--enable-fixed-point): Disable unless explicitly
1074 * configure: Regenerate.
1076 2008-02-01 Richard Guenther <rguenther@suse.de>
1079 * invoke.texi (-finline-limit): Remove no longer true parts
1080 of the documentation. Note that there is no default value.
1082 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1083 Mark Mitchell <mark@codesourcery.com>
1084 Ben Elliston <bje@au.ibm.com>
1087 * doc/extend.texi (Other Builtins): Document.
1089 2008-01-31 Tom Browder <tom.browder@gmail.com>
1091 * doc/c-tree.texi (Types): Fix grammar.
1092 (Expression trees): Ditto.
1093 * doc/passes.texi (Tree-SSA passes): Ditto.
1095 * doc/configterms.texi (Configure Terms): Fix typo.
1096 * doc/cpp.texi (Common Predefined Macros): Ditto.
1097 * doc/md.texi (Machine Constraints): Ditto.
1099 * doc/makefile.texi (Makefile): Add comma.
1101 2008-01-31 Tom Browder <tom.browder@gmail.com>
1102 Gerald Pfeifer <gerald@pfeifer.com>
1104 * doc/sourcebuild.texi (Front End): Remove references to CVS
1105 and CVSROOT/modules.
1106 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1107 (Back End): Remove reference to CVS.
1109 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1112 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1114 (mips16_gp_pseudo_reg): ...here.
1115 * config/mips/mips.md (load_const_gp): Replace with...
1116 (load_const_gp_<mode>): ...this :P-based insn.
1118 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1120 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1121 options. Minor fixes.
1122 (-std): Move reference to standards closer to where language
1123 standards are first mentioned.
1125 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1127 PR rtl-optimization/34995
1128 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1129 parameter and return a bool. If the rtx parameter is nonnull,
1130 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1131 (find_reloads): Update call accordingly. Pass the new operand
1132 if it needed no address reloads, otherwise pass null.
1134 2008-01-30 Richard Henderson <rth@redhat.com>
1137 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1138 for unbounded arrays.
1140 2008-01-30 Silvius Rus <rus@google.com>
1142 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1144 2008-01-30 Jan Hubicka <jh@suse.cz>
1147 * i386.c (init_cumulative_args): Use real function declaration when
1150 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1152 PR rtl-optimization/34998
1153 * global.c (build_insn_chain): Treat non-subreg_lowpart
1154 SUBREGs of pseudos as clobbering all the words covered by the
1155 SUBREG, not just all the bytes.
1156 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1157 original df_ref rather than an extract parameter.
1158 (global_conflicts): Update call accordingly.
1160 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1162 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1163 the overflow check to make it easier to read.
1164 (__fixtfdi): Change the type of the ll member in union
1165 long_double to UDItype_x.
1167 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1170 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1171 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1172 * tree-inline.c (fold_marked_statements): Call
1173 cgraph_update_edges_for_call_stmt if folding a call statement.
1174 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1175 debug_generic_stmt calls, reset it back afterwards.
1178 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1180 * c-typeck.c (build_external_ref): Don't pedwarn about
1181 static vars in current function's scope.
1183 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1185 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1187 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1190 * ipa-struct-reorg.c: Fix spelling.
1191 * params.def: Ditto.
1193 2008-01-29 Richard Guenther <rguenther@suse.de>
1196 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1198 * tree-inline.c (remap_type): Increment remapping_type_depth
1199 around remapping types.
1200 (copy_body_r): Only add referenced variables if they are referenced
1201 from code, not types.
1203 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1214 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1215 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1217 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1220 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1221 pointer for tiny stack.
1223 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1225 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1227 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1229 * config/vx-common.h: Fix typo in comment.
1231 2008-01-28 Ian Lance Taylor <iant@google.com>
1235 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1236 coalesce pointers if they have different DECL_NO_TBAA_P values.
1237 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1238 between variables with different DECL_NO_TBAA_P values.
1240 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1243 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1244 are not legitimate small data references on SPE targets.
1246 2008-01-28 David Daney <ddaney@avtrex.com>
1248 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1250 2008-01-28 David Daney <ddaney@avtrex.com>
1252 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1254 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1256 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1257 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1258 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1259 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1260 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1261 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1262 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1263 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1265 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1267 * basic-block.h (condjump_equiv_p): Fix comment.
1269 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1271 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1272 print_generic_stmt_indented): Fix comment.
1274 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1276 * configure.ac (__stack_chk_fail): Add detecion for availability
1277 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1278 * configure: Regenerate.
1280 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1283 * final.c (output_addr_const): Handle TRUNCATE.
1285 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1288 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1289 (zero_cost, infinite_cost): New constants.
1290 (struct cost_pair): Change type of cost to comp_cost.
1291 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1292 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1294 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1295 split_address_cost, ptr_difference_cost, difference_cost,
1296 get_computation_cost_at, get_computation_cost,
1297 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1298 determine_use_iv_cost_condition, determine_use_iv_costs,
1299 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1300 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1301 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1302 Change type of cost to comp_cost.
1303 (determine_iv_cost): Increase cost of non-original ivs, instead
1304 of decreasing the cost of original ones.
1305 (get_address_cost): Indicate the complexity of the addressing mode
1307 (try_add_cand_for): Prefer using ivs not specific to some object.
1308 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1310 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1311 Janis Johnson <janis187@us.ibm.com>
1314 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1315 (TARGET_INSTANTIATE_DECLS): Likewise.
1316 * target.h (expand_to_rtl_hook): New target hook.
1317 (instantiate_decls): Likewise.
1318 * function.c (instantiate_decl): Make non-static. Rename to...
1319 (instantiate_decl_rtl): ... this.
1320 (instantiate_expr): Use instantiate_decl_rtl.
1321 (instantiate_decls_1): Likewise.
1322 (instantiate_decls): Likewise.
1323 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1324 * function.h (instantiate_decl_rtl): Add prototype.
1325 * cfgexpand.c (target.h): New include.
1326 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1327 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1328 (TARGET_INSTANTIATE_DECLS): Likewise.
1329 (TARGET_INITIALIZER): New target hooks added.
1330 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1332 * config/rs6000/rs6000.c (tree-flow.h): New include.
1333 (machine_function): Add sdmode_stack_slot field.
1334 (rs6000_alloc_sdmode_stack_slot): New function.
1335 (rs6000_instantiate_decls): Likewise.
1336 (rs6000_secondary_memory_needed_rtx): Likewise.
1337 (rs6000_check_sdmode): Likewise.
1338 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1339 (TARGET_INSTANTIATE_DECLS): Likewise.
1340 (rs6000_hard_regno_mode_ok): Allow SDmode.
1341 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1342 (rs6000_emit_move): Handle SDmode.
1343 (function_arg_advance): Likewise.
1344 (function_arg): Likewise.
1345 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1346 SDmode var args for 32-bit compiles.
1347 (rs6000_secondary_reload_class): Handle SDmode.
1348 (rs6000_output_function_epilogue): Likewise.
1349 (rs6000_function_value): Simplify if statement.
1350 (rs6000_libcall_value): Likewise.
1351 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1352 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1353 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1354 (movsd_hardfloat): New define_insn.
1355 (movsd_softfloat): Likewise.
1356 (movsd_store): Likewise.
1357 (movsd_load): Likewise.
1358 (extendsddd2): Likewise.
1359 (extendsdtd2): Likewise.
1360 (truncddsd2): Likewise.
1361 (movdd_hardfloat64): Fixup comment.
1362 (UNSPEC_MOVSD_LOAD): New constant.
1363 (UNSPEC_MOVSD_STORE): Likewise.
1365 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1368 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1370 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1371 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1372 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1375 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1378 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1379 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1380 __LONGDOUBLE128 too.
1381 * config/rs6000/aix61.h: New file.
1383 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1385 PR rtl-optimization/34959
1386 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1387 popcount and parity rtxes the same mode as their operand.
1388 Truncate or extend the result to the return value's mode
1391 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1394 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1395 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1396 to GOT_VERSION_REGNUM.
1397 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1398 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1399 * config/mips/mips.c (mips_emit_call_insn): New function.
1400 (mips_call_tls_get_addr): Call mips_expand_call directly.
1401 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1403 (mips16_build_call_stub): Likewise. Return the call insn or null.
1404 (mips_expand_call): Update the call to mips16_build_call_stub
1405 accordingly and a remove redundant condition. Assert that MIPS16
1406 stubs do not use lazy binding. Use mips_emit_call_insn and return
1408 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1410 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1411 (mips_avoid_hazard): Remove hazard_set handling.
1412 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1413 (UNSPEC_RESTORE_GP): ...this.
1414 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1415 (FAKE_CALL_REGNO): Rename to...
1416 (GOT_VERSION_REGNUM): ...this.
1417 (type): Add "ghost" value. Add an associated insn reservation.
1418 (hazard_set): Remove.
1419 (exception_receiver): Rename to...
1420 (restore_gp): ...this and update the unspec identifier accordingly.
1421 (exception_receiver, nonlocal_got_receiver): New expanders.
1422 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1423 FAKE_CALL_REGNO. Remove hazard_set attribute.
1424 (set_got_version, update_got_version): New patterns.
1426 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1429 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1431 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1434 * doc/install.texi2html: Generate gcc-vers.texi.
1436 2008-01-25 DJ Delorie <dj@redhat.com>
1438 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1440 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1442 * config/c4x: Remove directory.
1443 * config.gcc (crx-*, mt-*): Mark obsolete.
1444 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1445 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1446 sh-*-rtemscoff*): Remove cases.
1447 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1448 * real.c (encode_c4x_single, decode_c4x_single,
1449 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1450 c4x_extended_format): Remove.
1451 * real.h (c4x_single_format, c4x_extended_format): Remove.
1452 * doc/extend.texi (interrupt, naked): Remove mention of attributes
1454 (Pragmas): Remove comment about c4x pragmas.
1455 * doc/install.texi (c4x): Remove target-specific instructions.
1456 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
1457 * doc/md.texi (Machine Constraints): Remove C4x documentation.
1458 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
1459 refer to C4x source files as examples.
1460 (C4X_FLOAT_FORMAT): Remove documentation.
1462 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
1464 * config/bfin/bfin.c (override_options): Reorder tests so that
1465 flag_pic gets enabled for -msep-data.
1467 2008-01-25 Richard Guenther <rguenther@suse.de>
1470 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
1471 to its bitfield precision if required.
1473 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1476 * tree-nested.c (walk_omp_for): New function.
1477 (convert_nonlocal_reference, convert_local_reference): Call
1478 walk_omp_for on OMP_FOR.
1479 (convert_call_expr): Call walk_body on OMP_FOR's
1480 OMP_FOR_PRE_INIT_BODY.
1482 2008-01-25 Richard Guenther <rguenther@suse.de>
1484 PR tree-optimization/34966
1485 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
1486 default defs and PHI_NODEs we have to insert after the
1489 2008-01-24 Nick Clifton <nickc@redhat.com>
1491 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
1492 Provide a default definition.
1493 (LIBGCC2_UNITS_PER_WORD): Likewise.
1495 * config/stormy16/stormy16.c: Include df.h for the prototype
1496 for df_regs_ever_live_p.
1497 (xstormy16_expand_builtin_va_start): Convert the stack offset
1498 into a component_ref and then use POINTER_PLUS_EXPR to add it
1499 to the incoming_virtual_args_rtx.
1500 (xstormy16_gimplify_va_arg_expr): Rename to
1501 xstormy16_gimplify_va_arg_expr.
1502 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
1503 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
1504 xstormy16_gimplify_va_arg_expr.
1505 Fix up some formatting issues.
1507 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
1508 Move to predicates.md.
1509 (xs_hi_general_operand): Likewise.
1510 (xs_hi_nonmemory_operand): Likewise.
1511 * config/stormy16/predicates.md:
1512 (xstormy16_carry_plus_operand): New predicate.
1513 (xs_hi_general_operand): New predicate.
1514 (xs_hi_nonmemory_operand): New predicate.
1515 * config/stormy16/stormy16-protos.h:
1516 (xstormy16_carry_plus_operand): Delete prototype.
1517 (xs_hi_general_operand): Likewise.
1518 (xs_hi_nonmemory_operand): Likewise.
1520 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
1521 modifiers as they are no longer needed and they can trigger
1522 reload spill failures.
1524 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
1525 with a match_operand in order to help reload.
1527 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
1528 constraint with 'e' for the 8th alternative as this version of
1529 the mov.w instruction only accepts the lower 8 registers.
1531 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
1534 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
1535 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
1538 2008-01-25 Jakub Jelinek <jakub@redhat.com>
1541 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
1543 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1545 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
1547 (remove_structure): Update allocations list before removing structure.
1549 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
1551 * ipa-struct-reorg.c (is_safe_cond_expr,
1552 create_new_stmts_for_cond_expr): Use integer_zerop function,
1553 that recognize not only zero-pointer, but zero-integer too.
1555 2008-01-25 Ben Elliston <bje@au.ibm.com>
1558 * fixproto: Escape "." in sed expression that strips leading "./".
1560 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
1563 * gcc.c (SWITCH_OK): Removed.
1564 (SWITCH_LIVE): Changed to bit.
1565 (SWITCH_FALSE): Likewise.
1566 (SWITCH_IGNORE): Likewise.
1567 (switchstr): Change live_cond to unsigned int.
1568 (process_command): Replace SWITCH_OK with 0.
1569 (do_self_spec): Likewise.
1570 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
1571 (give_switch): Likewise.
1572 (used_arg): Likewise.
1573 (do_spec_1): Set the SWITCH_IGNORE bit.
1574 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
1575 bits. Set the SWITCH_LIVE bit.
1577 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
1579 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
1581 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
1583 PR tree-optimization/34472
1584 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
1585 parameter to a "bool *" and set *DATA to false if there is
1586 an unsafe access. Do not delete the structure here.
1587 (check_cond_exprs): Delete it here instead.
1588 (check_cond_exprs, exclude_cold_structs): Do not increase
1589 I when removing a structure.
1591 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
1594 * config/i386/i386.c (ix86_expand_vector_init): Consider only
1595 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
1597 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
1600 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
1601 a fixed vector for stack.
1603 2008-01-24 Ben Elliston <bje@au.ibm.com>
1606 * doc/gcc.texi (Software development): Add a direntry for g++.
1608 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
1610 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
1611 stale and straggling -fforce-addr comments above.
1613 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
1615 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
1616 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
1618 2008-01-23 Michael Matz <matz@suse.de>
1621 * dwarf2out.c (force_type_die): Use modified_type_die instead of
1624 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
1626 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
1629 2008-01-23 Anatoly Sokolov <aesok@post.ru>
1631 * config/avr/avr.c (avr_current_arch): New variable.
1632 (avr_arch_types): Add 'avr31' and 'avr51' entries.
1633 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
1634 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
1635 (avr_override_options): Init 'avr_current_arch'.
1636 (base_arch_s): Move from here...
1637 * config/avr/avr.h (base_arch_s): ... here. Add new members
1638 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
1639 'mega' to 'have_jmp_call'.
1640 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
1641 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
1643 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
1645 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
1646 MULTILIB_MATCHES): (Ditto.).
1648 2008-01-23 Richard Guenther <rguenther@suse.de>
1651 * cgraphunit.c (cgraph_reset_node): Always mark the node
1652 not reachable if it is not queued already.
1654 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
1656 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
1657 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
1658 (cputype_selected): New static variable.
1659 (bfin_handle_option): Set it if -mcpu is used.
1660 (override_option): Select default set of workarounds if no cpu type
1661 selected on the command line.
1662 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
1664 From Michael Frysinger <michael.frysinger@analog.com>
1665 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
1666 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
1668 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
1669 for bf547, bf523, bf524, and bf526.
1670 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
1672 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1673 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
1674 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
1675 __ADSPBF547__ and __ADSPBF54x__ for bf547.
1676 * doc/invoke.texi (Blackfin Options): Document that
1677 -mcpu now accept bf547, bf523, bf524, and bf526.
1679 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
1681 PR rtl-optimization/34628
1682 * combine.c (try_combine): Stop and undo after the first combination
1683 if an autoincrement side-effect on the first insn has effectively
1686 2008-01-22 David Edelsohn <edelsohn@gnu.org>
1689 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1690 Offset addresses are not valid for Altivec or paired float modes.
1692 2008-01-22 Jakub Jelinek <jakub@redhat.com>
1695 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
1696 if DECL_INITIAL (decl) is error_mark_node.
1699 * c-common.c (handle_vector_size_attribute): Only allow
1700 integral, scalar float and fixed point types. Handle OFFSET_TYPE
1701 the same way as pointer, array etc. types.
1702 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
1705 * tree.c (build_type_attribute_qual_variant): Call
1706 build_qualified_type if attributes are equal, but quals are not.
1708 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1711 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
1712 * flags.h (warn_strict_aliasing): Remove.
1713 (warn_strict_overflow): Remove.
1714 * opts.c (warn_strict_aliasing): Remove.
1715 (warn_strict_overflow): Remove.
1716 * c-opts.c (c_common_handle_option): -Wall only sets
1717 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
1718 (c_common_post_options): Give default values to -Wstrict-aliasing
1719 and -Wstrict-overflow if they are uninitialized.
1720 * common.opt (Wstrict-aliasing): Specify Var and Init.
1721 (Wstrict-overflow): Likewise.
1723 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1725 PR rtl-optimization/26854
1726 PR rtl-optimization/34400
1727 PR rtl-optimization/34884
1728 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
1730 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
1731 (df_rd_bb_info.expanded_lr_out): Deleted
1732 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
1733 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
1734 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1735 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1736 Removed code to allocate, initialize or free expanded_lr_out.
1737 (df_rd_bb_local_compute_process_def): Restructured to make more
1739 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
1740 sets if the sets are being trimmed.
1742 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
1745 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
1746 (as_vers): Likewise.
1747 * configure: Regenerated.
1749 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1752 * tree-pass.h (pass_build_alias): New pass.
1753 * tree-ssa-alias.c (gate_build_alias): New.
1754 (pass_build_alias): New.
1755 * passes.c (init_optimization_passes): Add pass_build_alias after
1756 pass_create_structure_vars.
1758 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
1760 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
1761 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
1762 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
1763 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
1764 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
1765 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
1766 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
1767 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
1768 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
1769 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
1770 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
1771 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
1772 * config/s390/s390.md (FP_ALL): New mode iterator.
1773 (_d): New mode attribute.
1774 ("*signbit<mode>2>"): Changed mode of first operand.
1775 ("isinf<mode>2"): Changed mode of first operand.
1776 ("*TDC_insn"): Adaptation for DFP modes.
1778 2008-01-22 Ben Elliston <bje@au.ibm.com>
1780 * tree.c (check_qualified_type): Improve function description.
1782 2008-01-21 Jason Merrill <jason@redhat.com>
1785 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
1786 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
1789 2008-01-21 DJ Delorie <dj@redhat.com>
1791 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
1794 2008-01-21 Richard Guenther <rguenther@suse.de>
1797 * tree-cfg.c (verify_expr): Allow all invariant expressions
1798 instead of just constant class ones as reference argument.
1799 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
1800 like any other constant.
1801 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1803 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
1805 * regmove.c (fixup_match_1): Update call crossed frequencies.
1807 2008-01-21 Richard Guenther <rguenther@suse.de>
1810 * tree-inline.c (setup_one_parameter): Deal with mismatched
1811 types using a VIEW_CONVERT_EXPR.
1813 2008-01-21 Alon Dayan <alond@il.ibm.com>
1814 Olga Golovanevsky <olga@il.ibm.com>
1816 PR tree-optimization/34701
1817 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
1818 when the structure size is not a power of 2.
1820 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
1822 * doc/install.texi: Add doc for --enable-checking=df.
1824 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
1826 PR rtl-optimization/34808
1827 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
1829 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1831 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
1834 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1836 PR rtl-optimization/26854
1837 PR rtl-optimization/34400
1838 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
1840 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
1841 (df_rd_bb_info.expanded_lr_out): New.
1842 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
1843 * loop_iv.c (iv_analysis_loop_init): Ditto.
1844 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
1845 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
1846 Added code to allocate, initialize or free expanded_lr_out.
1847 (df_rd_bb_local_compute_process_def): Restructured to make
1848 more understandable.
1849 (df_rd_confluence_n): Add code to do nothing with fake edges and
1850 code to no apply invalidate_by_call sets if the sets are being trimmed.
1851 (df_lr_local_finalize): Renamed to df_lr_finalize.
1852 (df_live_local_finalize): Renamed to df_live_finalize.
1854 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
1857 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
1858 deciding whether to use reciprocal instructions.
1860 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
1862 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
1863 dwarf2out_note_section_used if cold_text_section is NULL.
1865 2008-01-19 Jakub Jelinek <jakub@redhat.com>
1867 PR gcov-profile/34610
1868 * tree-cfg.c (make_edges): Mark both outgoing edges from
1869 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
1870 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
1871 from OMP_FOR and OMP_CONTINUE outgoing edges.
1873 * tree-profile.c (tree_profiling): Return early if
1874 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
1876 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
1877 from cfun to child_cfun.
1878 * function.h (struct function): Add after_tree_profile bit.
1880 2008-01-19 Anatoly Sokolov <aesok@post.ru>
1882 * config/avr/avr.S (_exit): Disable interrupt.
1884 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1885 Steven Bosscher <stevenb.gcc@gmail.com>
1887 PR rtl-optimization/26854
1888 PR rtl-optimization/34400
1889 * df-problems.c (df_live_scratch): New scratch bitmap.
1890 (df_live_alloc): Allocate df_live_scratch when doing df_live.
1891 (df_live_reset): Clear the proper bitmaps.
1892 (df_live_bb_local_compute): Only process the artificial defs once
1893 since the order is not important.
1894 (df_live_init): Init the df_live sets only with the variables
1895 found live by df_lr.
1896 (df_live_transfer_function): Use the df_lr sets to prune the
1897 df_live sets as they are being computed.
1898 (df_live_free): Free df_live_scratch.
1900 2008-01-18 Ian Lance Taylor <iant@google.com>
1902 * common.opt: Add fmerge-debug-strings.
1903 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
1904 flag_merge_debug_strings rather than flag_merge_constants.
1905 * doc/invoke.texi (Option Summary): Mention
1906 -fmerge-debug-strings.
1907 (Debugging Options): Document -fmerge-debug-strings.
1909 2008-01-18 Ian Lance Taylor <iant@google.com>
1912 * tree.h (DECL_IS_OPERATOR_NEW): Define.
1913 (struct tree_function_decl): Add new field operator_new_flag.
1914 * tree-inline.c (expand_call_inline): When inlining a call to
1915 operator new, force the return value to go into a variable, and
1916 set DECL_NO_TBAA_P on that variable.
1917 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
1919 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
1922 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
1923 DWARF2_DEBUGGING_INFO.
1924 (dwarf2out_note_section_used): Ditto. Add prototype.
1925 (have_multiple_function_sections, text_section_used,
1926 cold_text_section_used, *cold_text_sections): Move declarations
1929 2008-01-17 Bob Wilson <bob.wilson@acm.org>
1931 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
1932 field and add signal_ra.
1933 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
1934 assignments to frame state pc. Move end of stack check after
1935 MD_FALLBACK_FRAME_STATE_FOR.
1936 (uw_update_context_1): Use frame state signal_regs if set, instead
1937 of checking signal_frame flag.
1938 (uw_update_context): Use frame state signal_ra if set.
1939 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
1940 * config/xtensa/linux-unwind.h: New file.
1942 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
1944 * modulo-sched.c (get_sched_window): Fix comment typo.
1946 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
1948 PR tree-optimization/34648
1949 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
1951 2008-01-17 Anatoly Sokolov <aesok@post.ru>
1953 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
1954 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
1956 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
1958 PR rtl-optimization/34400
1959 * df-core.c (df_worklist_dataflow_overeager,
1960 df_worklist_dataflow_doublequeue): New functions.
1961 (df_worklist_dataflow): Two different worklist solvers.
1962 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
1965 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
1968 * doc/invoke.texi: Document the dependence on pthread for fopenmp
1969 and ftree-parallelize-loops.
1971 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
1973 PR rtl-optimization/34826
1974 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
1976 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
1978 * global.c (find_reg): Mark the eh regs as used if necessary.
1979 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
1980 * ra.h (struct allocno): no_eh_reg field added. Changed
1981 no_stack_reg type to bitfield.
1983 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
1985 * tree.c (substitute_in_expr): Add missing 'break'.
1987 2008-01-17 Richard Guenther <rguenther@suse.de>
1989 PR tree-optimization/34825
1990 * tree-ssa-math-opts.c (is_division_by): Do not recognize
1991 x / x as division to handle.
1993 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1995 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
1996 "-pthread" is specified.
1997 * pa-hpux11.h (LIB_SPEC): Likewise.
1999 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2000 Peter Bergner <bergner@vnet.ibm.com>
2002 PR rtl-optimization/33796
2003 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2005 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2007 PR libgfortran/34699
2008 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2010 * pa-hpux10.h (LINK_SPEC): Likewise.
2011 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2013 2008-01-16 Richard Guenther <rguenther@suse.de>
2016 * fold-const.c (fold_convert_const_int_from_int): Do not
2017 set overflow if that occured only because of a sign extension
2018 change when converting from/to a sizetype with the same
2019 precision and signedness.
2021 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2024 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2025 location address to the correct place. Update copyright year.
2027 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2029 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2030 no dependences in the dependence_relations vector.
2032 2008-01-16 Jan Hubicka <jh@suse.cz>
2034 PR rtl-optimization/31396
2035 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2036 * cfg.c (dump_reg_info): Print it.
2037 * regs.h (struct reg_info_t): add freq_calls_crossed.
2038 (REG_FREQ_CALLS_CROSSED): New macro.
2039 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2040 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2041 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2042 regmove_optimize): Update call crossed frequencies.
2043 * local-alloc.c (struct qty): Add freq_calls_crossed.
2044 (alloc_qty): Copute freq_calls_crossed.
2045 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2046 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2047 * ra.h (struct allocno): Add freq_calls_crossed.
2049 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2051 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2052 libgomp when compiling with ftree-parallelize-loops.
2053 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2055 2008-01-16 Richard Guenther <rguenther@suse.de>
2057 PR tree-optimization/34769
2058 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2059 * tree.c (int_cst_value): Instead make this function more
2060 permissive in what it accepts as valid input. Document this
2061 function always sign-extends the value.
2063 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2064 Richard Guenther <rguenther@suse.de>
2067 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2068 (gimple_fold_indirect_ref_rhs): ... this.
2069 (gimple_fold_indirect_ref): New function with foldings
2070 that preserve lvalueness.
2071 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2072 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2073 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2074 to fold an INDIRECT_REF, fall back to the old use of
2075 fold_indirect_ref_1.
2077 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2079 * tree-data-ref.c (subscript_dependence_tester_1): Call
2080 free_conflict_function.
2081 (compute_self_dependence): Same.
2083 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2086 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2087 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2089 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2090 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2091 for DWARF2_UNWIND_INFO targets.
2093 2008-01-16 Richard Guenther <rguenther@suse.de>
2096 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2097 type qualifiers for function types.
2099 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2101 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2102 loop_iterator li from previous commit.
2104 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2106 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2108 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2110 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2111 (parallelize_loops): Don't parallelize irreducible components.
2113 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2116 * c-opts (c_common_post_options): Do not enable CPP
2117 flag_pedantic_errors by default.
2119 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2121 PR rtl-optimization/31944
2122 * cse.c (remove_pseudo_from_table): New function.
2123 (merge_equiv_classes): Use above function to remove pseudo-registers.
2124 (invalidate): Likewise.
2126 2008-01-13 Richard Guenther <rguenther@suse.de>
2129 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2130 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2132 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2134 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2135 validate_change to unshare the source of the PC set.
2137 2008-01-12 Jan Hubicka <jh@suse.cz>
2140 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2141 references above array bounds. This might trigger bounds checks for
2144 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2146 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2147 new_replaceable_dependencies.
2149 2008-01-12 Doug Kwan <dougkwan@google.com>
2151 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2152 instead of OPT_Wreturn_type in warning due to ignored return type
2154 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2155 options included in -Wextra.
2156 * c.opt: New option -Wignored_qualifiers.
2157 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2158 -Wignore_qualifiers.
2159 (-Wignored-qualifiers): Document.
2160 (-Wreturn-type): Remove description of functionality now handled
2161 by -Wignored-qualifiers.
2163 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2166 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2167 NOP_EXPR if it is between integral types with the same precision.
2169 2008-01-12 Jan Hubicka <jh@suse.cz>
2172 * invoke.texi (max-inline-recursive-depth): Fix default value.
2174 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2176 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2179 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2181 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2183 2008-01-11 James E. Wilson <wilson@specifix.com>
2186 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2188 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2190 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2191 save/restore frame pointer register and don't use 'call-prologues'
2192 optimization in function with "OS_task" attribute.
2194 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2197 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2198 when copying to memory.
2200 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2202 PR rtl-optimization/30905
2203 * cfgcleanup.c: Include dce.h
2204 (crossjumps_occured): New global variable.
2205 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2206 If something changed, set crossjumps_occured to true.
2207 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2208 Don't add/remove fake edges to exit here...
2209 (cleanup_cfg): ...but do it here, when crossjumping.
2210 Run a fast DCE when successful crossjumps occured in the latest
2211 iteration of try_optimize_cfg.
2213 2008-01-11 Richard Guenther <rguenther@suse.de>
2215 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2216 (struct vn_unary_op_s): Likewise.
2217 (vn_reference_insert): Free old reference on hash collision.
2219 2008-01-10 Raksit Ashok <raksit@google.com>
2221 PR rtl-optimization/27971
2222 * combine.c (find_split_point): Split PLUS expressions which are
2223 inside a MEM rtx, and whose first operand is complex.
2225 2008-01-10 DJ Delorie <dj@redhat.com>
2227 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2228 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2229 (m32c_hard_regno_ok): Call the underlying function.
2231 2008-01-10 Richard Guenther <rguenther@suse.de>
2234 * tree-cfg.c (tree_merge_blocks): Do not go through the
2235 full-blown folding and stmt updating path if we just deal
2236 with virtual operands.
2237 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2238 test for abnormal SSA_NAMEs.
2240 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2243 * reload.c (push_reload): Add assertions. All constants from
2244 reg_equiv_constant should have been used for replacing the respective
2246 (find_reloads_address): Invoke find_reloads_address_part for
2247 constant taken from the reg_equiv_constant array.
2249 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2251 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2252 field (valnum) the first in the struct. Replace bools with
2255 2008-01-10 Richard Guenther <rguenther@suse.de>
2257 PR tree-optimization/34651
2258 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2259 types and ordering for masking and converting.
2261 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2263 PR tree-optimization/34017
2264 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2265 also for PHI_NODE expressions.
2267 2008-01-09 Jan Hubicka <jh@suse.cz>
2269 PR tree-optimization/34708
2270 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2271 based on number of case labels.
2272 (init_inline_once): Remove switch_cost.
2273 * tree-inline.h (eni_weights_d): Remove switch_cost.
2275 2008-01-09 Richard Guenther <rguenther@suse.de>
2276 Andrew Pinski <andrew_pinski@playstation.sony.com>
2279 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2280 temporary if an rvalue is ok or an lvalue is not required.
2282 2008-01-09 Richard Guenther <rguenther@suse.de>
2285 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2288 2008-01-09 Richard Guenther <rguenther@suse.de>
2291 * tree.c (host_integerp): Check for sizetype only if the
2292 type is an integer type.
2294 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2297 * opts.c (decode_options): Disable inlining of functions called
2298 once if not in unit-at-a-time mode.
2300 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2302 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2304 2008-01-08 Richard Guenther <rguenther@suse.de>
2307 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2308 out early if the result will be unused.
2310 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2315 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2316 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2319 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2321 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2322 for vectorization tuned.
2324 2008-01-08 Richard Guenther <rguenther@suse.de>
2326 PR tree-optimization/34683
2327 * tree-ssa-operands.c (operand_build_cmp): Export.
2328 * tree-ssa-operands.h (operand_build_cmp): Declare.
2329 * tree-vn.c (vuses_compare): Remove.
2330 (sort_vuses): Use operand_build_cmp.
2331 (sort_vuses_heap): Likewise.
2332 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2333 to re-use old VEC if available. Do not sort already sorted VUSEs.
2334 (vdefs_to_vec): Do not sort already sorted VDEFs.
2336 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2339 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2341 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2344 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2345 limitations of reciprocal sequences on x86 targets.
2347 2008-01-08 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/34683
2350 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2352 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2355 * config/darwin.c (darwin_mergeable_string_section): Don't use
2356 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2358 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2361 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2362 negxf2. Macroize expander using X87MODEF mode iterator. Change
2363 predicates of op0 and op1 to register_operand.
2364 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2365 expander using X87MODEF mode iterator. Change predicates of
2366 op0 and op1 to register_operand.
2367 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2368 corresponding patterns and macroize using MODEF macro. Change
2369 predicates of op0 and op1 to register_operand and remove
2370 "m" constraint. Disparage "r" alternative with "!".
2371 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2372 macroize using X87MODEF macro. Change predicates of op0 and op1
2373 to register_operand and remove "m" constraint. Disparage "r"
2374 alternative with "!".
2375 (absneg splitter with memory operands): Remove.
2376 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2377 patterns and macroize using X87MODEF mode iterator.
2378 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2379 Change predicate of op1 to register_operand.
2380 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2381 for memory operands.
2383 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2385 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2387 2008-01-07 Richard Guenther <rguenther@suse.de>
2389 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2392 2008-01-07 Richard Guenther <rguenther@suse.de>
2394 PR tree-optimization/34683
2395 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2396 VOPs of the needed size to save memory. Use VEC_quick_push
2397 to save compile-time.
2398 (vdefs_to_vec): Likewise.
2400 2008-01-07 Sa Liu <saliu@de.ibm.com>
2402 * config/spu/spu.md (divdf3): Genetate inline code for double
2403 division. The implementation doesn't handle INF or NAN, therefore it
2404 only applies when -ffinite-math-only is given.
2406 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2409 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2410 * doc/cpp.texi ([Common Predefined Macros]): Document.
2412 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2414 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2415 order to use commutative addition instead of subtraction.
2417 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2418 Mircea Namolaru <namolaru@il.ibm.com>
2419 Vladimir Yanovsky <yanov@il.ibm.com>
2420 Revital Eres <eres@il.ibm.com>
2422 PR tree-optimization/34263
2423 * tree-outof-ssa.c (process_single_block_loop_latch,
2424 contains_tree_r): New functions.
2425 (analyze_edges_for_bb): Call process_single_block_loop_latch
2426 function to empty single-basic-block latch block if possible.
2428 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2430 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2432 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2434 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2436 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2438 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2440 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2442 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2444 PR tree-optimization/34618
2445 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2448 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2451 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2452 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2453 Update copyright year.
2455 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
2456 Update copyright year.
2457 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
2460 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
2462 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
2463 edge does not point to current bb before changing need_assert.
2465 2008-01-04 Richard Guenther <rguenther@suse.de>
2468 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
2469 for verifying purposes if they are is_gimple_min_invariant.
2471 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
2473 PR tree-optimization/34448
2474 PR tree-optimization/34465
2475 * gimplify.c (gimplify_init_constructor): Add new parameter
2476 notify_temp_creation. Use it.
2477 (gimplify_modify_expr_rhs): Take volatiles into account when
2478 optimizing constructors.
2479 Do not optimize constructors if gimplify_init_constructor will dump to
2481 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
2482 * gcc.c-torture/compile/pr34448.c: New.
2484 2008-01-04 Jakub Jelinek <jakub@redhat.com>
2486 PR gcov-profile/34609
2487 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
2488 return_slot if result is TREE_ADDRESSABLE.
2490 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
2492 * config/mips/mips.md (sqrt_condition): Tweak comment.
2493 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
2495 2008-01-03 Tom Tromey <tromey@redhat.com>
2498 * c-common.c (c_type_hash): Handle VLAs.
2500 2008-01-03 Jan Hubicka <jh@suse.cz>
2502 PR tree-optimization/31081
2503 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
2504 0 when inlining and not inlining to first basic block.
2505 (remap_decl): When var is initialized to 0, don't set default_def.
2506 (expand_call_inline): Set entry_bb.
2507 * tree-inline.h (copy_body_data): Add entry_bb.
2509 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2512 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
2515 PR tree-optimization/29484
2516 * tree-inline.c (inline_forbidden_p_2): New function.
2517 (inline_forbidden_p): Disallow inlining if some static var
2518 has an address of a local LABEL_DECL in its initializer.
2519 * doc/extend.texi (Labels as Values): Document &&foo behaviour
2522 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
2524 PR tree-optimization/34635
2525 * tree-data-ref.c (add_other_self_distances): Make sure that the
2526 evolution step is constant.
2528 2008-01-03 Jakub Jelinek <jakub@redhat.com>
2531 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
2533 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
2535 * tree-sra.c (scalarize_init): Insert the generate_element_init
2536 statements after the generate_element_zero statements.
2538 2008-01-02 Richard Guenther <rguenther@suse.de>
2542 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
2543 for very large number of operands instead of ICEing.
2545 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
2548 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
2549 while stack probing.
2551 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
2553 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
2556 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
2559 * tree-mudflap.c (mx_register_decls): Guard warning by
2560 !DECL_ARTIFICIAL check.
2562 2008-01-01 Jakub Jelinek <jakub@redhat.com>
2564 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
2565 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
2566 sse5_perm<mode>): Fix constraints.