| blob | 37a3629ff6de3f46b858675924cb6c52ff4f5012 |
1 2009-06-19 Ian Lance Taylor <iant@google.com>
3 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4 variable with an anonymous type.
6 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
8 * see.c: Remove for real.
10 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12 * optabs.h (enum optab_index): Add new OTI_significand.
13 (significand_optab): Define corresponding macro.
14 * optabs.c (init_optabs): Initialize significand_optab.
15 * genopinit.c (optabs): Implement significand_optab using
16 significand?f2 patterns.
17 * builtins.c (expand_builtin_mathfn): Handle
18 BUILT_IN_SIGNIFICAND{,F,L}.
19 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
20 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
22 * config/i386/i386.md (significandxf2, significand<mode>2): New
23 expanders to implement significandf, significand and significandl
24 built-ins as inline x87 intrinsics.
26 2009-06-18 Anatoly Sokolov <aesok@post.ru>
28 * config/avr/avr.c (avr_override_options): Remove setting value of
29 PARAM_INLINE_CALL_COST.
31 2009-06-18 Richard Henderson <rth@redhat.com>
33 PR 40488
34 * tree-pass.h (TDF_ASMNAME): New.
35 * tree-dump.c (dump_options): Add asmname.
36 * doc/invoke.texi: Document it.
38 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
39 (dump_decl_name): ...here.
40 (dump_function_name): New flags arg; mind TDF_ASMNAME.
41 (dump_generic_node): Update dump_function_name calls.
42 (print_call_name): New flags arg; update all dump calls.
43 * diagnostic.h (print_call_name): Update.
44 * gimple-pretty-print.c (dump_gimple_call): Update.
46 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
48 PR target/40470
49 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
51 2009-06-18 Diego Novillo <dnovillo@google.com>
53 * doc/plugins.texi: Document plugin_is_GPL_compatible.
54 * plugin.c (str_license): Declare.
55 (try_init_one_plugin): Assert that the symbol
56 'plugin_is_GPL_compatible' exists.
58 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
60 * see.c: Remove.
61 * Makefile.in (OBJS-common): Remove see.o.
62 (see.o): Remove.
63 * common.opt (fsee): Mark as preserved for backward compatibility.
64 * opts.c (common_handle_option): Add OPT_fsee to the backward
65 compatibility section.
66 * passes.c (init_optimization_passes, pass_see): Remove pass.
67 * timevar.def (TV_SEE): Remove.
68 * tree-pass.h (pass_see): Remove declaration.
69 * doc/invoke.texi (-fsee): Remove documentation.
71 2009-06-18 Martin Jambor <mjambor@suse.cz>
73 * tree-sra.c: Include statistics.h
74 (sra_stats): New variable.
75 (sra_initialize): Clear sra_stats.
76 (create_access_replacement): Increment sra_stats.replacements.
77 (get_access_replacement): Do not return twice.
78 (analyze_all_variable_accesses): Increment statistics counter by the
79 number of scalarized aggregates.
80 (generate_subtree_copies): Increment sra_stats.subtree_copies.
81 (sra_modify_expr): Increment sra_stats.exprs.
82 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
83 (sra_modify_assign): Increment sra_stats.exprs,
84 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
85 (perform_intra_sra): Update statistics counters.
86 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
88 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
90 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
91 (arm_scalar_mode_supported_p): New function.
93 2009-06-18 Paul Brook <paul@codesourcery.com>
94 Sandra Loosemore <sandra@codesourcery.com>
96 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
97 (__extendhfsf2, __truncsfhf2): Define.
98 * config/arm/fp16.c: New file.
99 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
100 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
102 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
104 * doc/extend.texi (Half-Precision): New section.
105 * doc/invoke.texi (Option Summary): List -mfp16-format.
106 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
107 * config/arm/arm.opt (mfp16-format=): New.
108 * config/arm/arm.c: Include intl.h.
109 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
110 (TARGET_INVALID_RETURN_TYPE): Redefine.
111 (TARGET_PROMOTED_TYPE): Redefine.
112 (TARGET_CONVERT_TO_TYPE): Redefine.
113 (arm_fp16_format): Define.
114 (all_fpus): Add entry for neon-fp16.
115 (fp_model_for_fpu): Likewise.
116 (struct fp16_format): Declare.
117 (all_fp16_formats): Define.
118 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
119 functions.
120 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
121 and no ldrh.
122 (arm_legitimate_index_p): Treat HFmode like HImode.
123 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
124 (coproc_secondary_reload_class): Special-case HFmode.
125 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
126 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
127 (arm_init_fp16_builtins): New.
128 (arm_init_builtins): Call it.
129 (arm_invalid_parameter_type): New.
130 (arm_invalid_return_type): New.
131 (arm_promoted_type): New.
132 (arm_convert_to_type).
133 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
134 format.
135 (arm_emit_fp16_const): New function.
136 (arm_mangle_type): Mangle __fp16 as "Dh".
137 * config/arm/arm.h (TARGET_VFPD32): Make it know about
138 FPUTYPE_NEON_FP16.
139 (TARGET_NEON_FP16): New.
140 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
141 (enum fputype): Add FPUTYPE_NEON_FP16.
142 (enum arm_fp16_format_type): Declare.
143 (arm_fp16_format): Declare.
144 (LARGEST_EXPONENT_IS_NORMAL): Define.
145 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
146 * config/arm/arm-modes.def (HFmode): Define.
147 * config/arm/vfp.md: (*movhf_vfp): New.
148 (extendhfsf2): New.
149 (truncsfhf2): New.
150 * config/arm/arm.md: (fpu): Add neon_fp16.
151 (floatsihf2, floatdihf2): New.
152 (fix_trunchfsi2, fix_trunchfdi2): New.
153 (truncdfhf2): New.
154 (extendhfdf2): New.
155 (movhf): New.
156 (*arm32_movhf): New.
157 (*thumb1_movhf): New.
158 (consttable_2): Add check for HFmode constants.
159 (consttable_4): Handle HFmode constants.
161 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
163 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
165 2009-06-17 Olivier Hainque <hainque@adacore.com>
167 * collect2.c (main): Use CONST_CAST2 to perform char ** to
168 const char ** conversion in AIX specific section.
170 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
172 * config/i386/i386.c (ix86_special_builtin_type): Remove
173 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
174 (bdesc_special_args): Updated.
175 (ix86_init_mmx_sse_builtins): Likewise.
176 (ix86_expand_special_args_builtin): Likewise.
178 2009-06-17 Richard Henderson <rth@redhat.com>
180 * tree-pretty-print.c (maybe_dump_asm_name): New.
181 (dump_decl_name): Use it.
182 (PRINT_FUNCTION_NAME): Merge into...
183 (dump_function_name): ... here. Use maybe_dump_asm_name.
185 2009-06-17 Cary Coutant <ccoutant@google.com>
187 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
188 Change caller.
189 * debug.c (struct gcc_debug_hooks): Change placeholder for
190 source_line hook.
191 (debug_nothing_int_charstar_int): Replaced by...
192 (debug_nothing_int_charstar_int_bool): ...this.
193 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
194 source_line prototype.
195 (debug_nothing_int_charstar_int): Replaced by...
196 (debug_nothing_int_charstar_int_bool): ...this.
197 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
198 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
199 Output is_stmt operand when necessary.
200 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
201 (notice_source_line): Add is_stmt parameter.
202 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
203 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
204 Change callers.
205 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
206 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
208 2009-06-17 Ian Lance Taylor <iant@google.com>
210 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
211 Change all uses.
212 (struct store_by_pieces_d): Rename from store_by_pieces. Change
213 call uses.
215 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
217 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
218 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
219 tree_strip_sign_nop_conversions and
220 tree_ssa_strip_useless_type_conversions rather than stripping
221 the operations here.
222 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
223 Declare them.
224 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
225 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
226 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
227 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
228 functions.
230 2009-06-17 Michael Eager <eager@eagercon.com>
232 * config/rs6000/constraints.md (register_constraint "d"): New.
233 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
234 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
235 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
236 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
237 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
238 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
239 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
240 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
241 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
242 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
243 __fctiwz): Same.
244 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
245 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
246 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
247 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
248 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
249 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
250 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
251 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
252 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
253 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
254 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
255 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
256 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
257 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
259 2009-06-16 Ian Lance Taylor <iant@google.com>
261 * profile.c (total_num_never_executed): Don't define.
262 (compute_branch_probabilities): Don't count or print
263 num_never_executed.
264 (init_branch_prob): Don't set total_num_never_executed.
265 (end_branch_prob): Don't print total_num_never_executed.
267 2009-06-17 David Daney <ddaney@caviumnetworks.com>
269 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
271 2009-06-17 David Edelsohn <edelsohn@gnu.org>
273 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
274 (nabstd2_fpr): Same.
276 2009-06-17 Steve Ellcey <sje@cup.hp.com>
278 * expr.c (expand_assignment): Change complex type check.
280 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
282 * doc/plugins.texi (Building GCC plugins): Added new section.
284 2009-06-17 Ian Lance Taylor <iant@google.com>
286 * c-pch.c (get_ident): Don't set size of templ array.
287 (pch_init): Don't set size of partial_pch array.
289 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
290 string constant to intialize an array whose size is the length of
291 the string.
293 2009-06-17 Richard Guenther <rguenther@suse.de>
295 PR tree-optimization/40389
296 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
297 to addressable types.
298 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
300 2009-06-17 Richard Guenther <rguenther@suse.de>
302 PR middle-end/40460
303 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
304 if there is no evolution of left in the loop bail out.
305 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
306 chrec_fold_multiply.
308 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
309 Janis Johnson <janis187@us.ibm.com>
311 PR target/39254
312 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
313 for the symbol ref of a constant that is the source of a move
314 - nor for any other not-obvious-label-ref constants.
316 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
318 * plugin.c (position_pass): Skip newly inserted pass during list
319 traversal to avoid repeated insertion.
321 2009-06-16 Ian Lance Taylor <iant@google.com>
323 * vec.h (VEC_stack_alloc): Define different version if
324 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
325 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
326 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
327 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
329 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
331 * config.gcc (extra_headers): Add ia32intrin.h for x86.
333 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
334 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
335 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
336 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
337 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
338 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
339 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
340 (bdesc_special_args): Add __builtin_ia32_rdtsc and
341 __builtin_ia32_rdtscp.
342 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
343 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
344 and __builtin_ia32_rorhi.
345 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
346 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
347 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
348 (ix86_expand_args_builtin): Likewise.
349 (ix86_expand_special_args_builtin): Likewise.
351 * config/i386/i386.md (UNSPECV_RDTSCP): New.
352 (UNSPECV_RDTSC): Likewise.
353 (UNSPECV_RDPMC): Likewise.
354 (*bsr): Renamed to ...
355 (bsr): This
356 (*bsr_rex64): Renamed to ...
357 (bsr_rex64): This.
358 (rdpmc): New.
359 (*rdpmc): Likewise.
360 (*rdpmc_rex64): Likewise.
361 (rdtsc): Likewise.
362 (*rdtsc): Likewise.
363 (*rdtsc_rex64): Likewise.
364 (rdtscp): Likewise.
365 (*rdtscp): Likewise.
366 (*rdtscp_rex64): Likewise.
368 * config/i386/ia32intrin.h: New.
370 * config/i386/x86intrin.h: Include <ia32intrin.h>.
372 2009-06-16 Ian Lance Taylor <iant@google.com>
374 * ira-build.c (copy_info_to_removed_store_destinations):
375 Initialize parent_a.
377 2009-06-16 Ian Lance Taylor <iant@google.com>
379 * c-decl.c (grokdeclarator): Change size_varies to bool.
381 2009-06-16 Ian Lance Taylor <iant@google.com>
383 * sel-sched.c: Make forward declarations of move_op_hooks and
384 fur_hooks explicitly extern.
386 2009-06-16 Ian Lance Taylor <iant@google.com>
388 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
389 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
391 2009-06-16 Ian Lance Taylor <iant@google.com>
393 * resource.c (mark_referenced_resources): Change
394 include_delayed_effects parameter to bool. Change all callers.
395 (mark_end_of_function_resources): Likewise.
396 * reorg.c (insn_references_resource_p): Likewise.
397 (insn_sets_resource_p): Likewise.
398 * resource.h (mark_referenced_resources): Update declaration.
399 (mark_end_of_function_resources): Update declaration.
401 2009-06-16 David Edelsohn <edelsohn@gnu.org>
403 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
405 2009-06-16 David Edelsohn <edelsohn@gnu.org>
407 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
408 GCC can bootstrap on AIX with GNU Binutils 2.20.
410 2009-06-16 Ian Lance Taylor <iant@google.com>
412 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
414 2009-06-16 Ian Lance Taylor <iant@google.com>
416 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
417 inline, not extern inline.
418 (exact_log2): Likewise.
419 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
420 test CLZ_HWI.
421 (exact_log2): Likewise, but don't test CTZ_HWI.
423 2009-06-16 Ian Lance Taylor <iant@google.com>
425 * bitmap.c (bitmap_clear): Don't declare as inline.
426 * gimple.c (gimplify_assign): Likewise.
427 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
428 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
429 (sched_scan_info): Remove duplicate definition.
431 2009-06-16 Ian Lance Taylor <iant@google.com>
433 * c-common.c (skip_evaluation): Don't define.
434 (c_inhibit_evaluation_warnings): Define global variable.
435 (overflow_warning): Check c_inhibit_evaluation_warnings rather
436 than skip_evaluation.
437 (convert_and_check, warn_for_div_by_zero): Likewise.
438 * c-common.h (skip_evaluation): Don't declare.
439 (c_inhibit_evaluation_warnings): Declare.
440 * c-parser.c (c_parser_typeof_specifier): Set
441 c_inhibit_evaluation_warnings rather than skip_evaluation.
442 (c_parser_conditional_expression): Likewise.
443 (c_parser_binary_expression): Likewise.
444 (c_parser_sizeof_expression): Likewise.
445 (c_parser_alignof_expression): Likewise.
446 * c-typeck.c (build_indirect_ref): Check
447 c_inhibit_evaluation_warnings rather than skip_evaluation.
448 (build_conditional_expr, build_binary_op): Likewise.
450 2009-06-16 Richard Guenther <rguenther@suse.de>
452 * tree-ssa-alias.c (is_escape_site): Remove.
453 * tree-ssa-alias.h (enum escape_type): Remove.
454 (is_escape_site): Likewise.
455 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
456 via casts and asms without deferring to is_escape_site.
458 2009-06-16 Jakub Jelinek <jakub@redhat.com>
460 PR middle-end/40446
461 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
462 use gen_lowpart if op0 has complex mode.
464 2009-06-16 Richard Guenther <rguenther@suse.de>
466 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
467 variables add them to ESCAPED.
468 (find_func_aliases): Do not make all indirectly stored values escaped.
470 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
472 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
473 make_decl_one_only.
475 2009-06-16 Martin Jambor <mjambor@suse.cz>
477 PR tree-optimization/40432
478 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
479 check whether we need to force gimple register operand.
481 2009-06-16 Martin Jambor <mjambor@suse.cz>
483 PR tree-optimization/40413
484 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
485 build_ref_for_offset.
486 (propagate_subacesses_accross_link): Fix a typo in a comment.
488 2009-06-16 Ira Rosen <irar@il.ibm.com>
490 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
491 with additional parameter.
492 * tree-vectorizer.h (enum vect_def_type): Add new value
493 vect_nested_cycle.
494 (enum vect_relevant): Add comments.
495 (vect_is_simple_reduction): Add new argument.
496 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
497 Detect nested cycles.
498 (vect_is_simple_reduction): Update documentation, add an argument to
499 distinguish inner-loop reduction from nested cycle, detect nested
500 cycles, fix printings and indentation, don't swap operands in case
501 of nested cycle.
502 (get_initial_def_for_reduction): Handle subtraction.
503 (vect_create_epilog_for_reduction): Add new argument to specify
504 reduction variable.
505 (vect_finalize_reduction): Handle subtraction, fix comments.
506 (vectorizable_reduction): Handle nested cycles. In case of nested
507 cycle keep track of the reduction variable position. Call
508 vect_is_simple_reduction with additional parameter. Use original
509 statement code in reduction epilogue for nested cycle. Call
510 vect_create_epilog_for_reduction with additional parameter.
511 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
512 inner-loop vectorization.
513 (vect_recog_widen_sum_pattern): Likewise.
514 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
515 and reductions.
516 (vect_mark_stmts_to_be_vectorized): Likewise.
517 (vect_get_vec_def_for_operand): Handle nested cycles.
519 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
521 * doc/invoke.texi (Debugging Options): Fix option index entries
522 for -fdump-statistics, -frandom-seed add entries for
523 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
524 (FRV Options): Fix entries for -mTLS, -mtls.
525 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
526 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
527 (M68hc1x Options): Fix @itemx for -mnominmax.
528 (MCore Options): Fix entry for -mno-lsim.
529 (MMIX Options): Fix entry for -mabi=mmixware.
530 (PDP-11 Options): Fix entry for -mbcopy-builtin.
532 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
534 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
535 Mention the plugin mode of gengtype.
536 * doc/gty.texi (Source Files Containing Type Information): Likewise.
537 * gengtype.c: Updated copyright.
538 (plugin_files, nb_plugin_files) Added new static variables.
539 (measure_input_list) Care about plugin_files.
540 (write_rtx_next): Added early return in plugin mode.
541 (create_file): Updated copyright year in generated file. Added
542 asserts.
543 (oprintf): Added early return if NULL outf.
544 (get_output_file_with_visibility): Care of plugin_files.
545 (get_output_file_name): May return null.
546 (write_local): Added early return.
547 (put_mangled_filename): Ditto.
548 (finish_root_table): Added check for base_files.
549 (write_roots): Care about null when plugins.
550 (main): Added plugin mode.
552 2009-06-15 Ian Lance Taylor <iant@google.com>
554 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
555 * gcov.c (read_count_file): Add braces around variables declared
556 before label.
558 * c.opt (Wjump-misses-init): New warning.
559 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
560 -Wall and -Wc++-compat if not already set.
561 (c_common_post_options): Clear warn_jump_misses_init if it was not
562 set.
563 * c-decl.c (struct c_binding): Change type field to a union with
564 new label field. Make it the first field in the struct. Update
565 references to type to use u.type instead.
566 (struct c_spot_bindings): Define.
567 (struct c_goto_bindings): Define.
568 (c_goto_bindings_p): Define, along with VECs.
569 (struct c_label_vars): Define.
570 (struct c_scope): Add has_label_bindings field.
571 (bind_label, set_spot_bindings): New static functions.
572 (decl_jump_unsafe, update_spot_bindings): New static functions.
573 (update_label_decls): New static function.
574 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
575 Update binding u.label field to shadowed field.
576 (c_binding_start_stmt_expr): New function.
577 (c_binding_end_stmt_expr): New function.
578 (pushdecl): Don't call c_begin_vm_scope.
579 (make_label): Add defining and p_label_vars parameters. Change
580 all callers.
581 (lookup_label): Correct test for whether a label has not yet been
582 defined. Call bind_label rather than bind.
583 (warn_about_goto): New static function.
584 (lookup_label_for_goto): New function.
585 (declare_label): Call bind_label rather than bind.
586 (check_earlier_gotos): New static function.
587 (define_label): Don't give errors about jumping into statement
588 expressions or scopes of variably modified types. Call
589 set_spot_bindings and check_earlier_gotos. Call bind_label
590 instead of bind. Don't set label_context_stack_se or
591 label_context_stack_vm.
592 (c_get_switch_bindings): New function.
593 (c_release_switch_bindings): New function.
594 (c_check_switch_jump_warnings): New function.
595 (start_function): Don't set label_context_stack_se or
596 label_context_stack_vm.
597 (finish_function): Likewise.
598 * c-typeck.c (label_context_stack_se): Don't define.
599 (label_context_stack_vm): Don't define.
600 (c_finish_goto_label): Call lookup_label_for_goto rather than
601 lookup_label. Don't give errors about jumping into a statement
602 expression or the scope of a variably modified type. Don't set
603 label_context_stack_se or label_context_stack_vm.
604 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
605 fields. Add bindings field.
606 (c_start_case): Don't set deleted fields. Set bindings field.
607 (do_case): Rework order of tests. Don't check blocked_stmt_expr
608 or blocked_vm. Call c_check_switch_jump_warnings.
609 (c_finish_case): Don't test blocked_stmt_expr field. Call
610 c_release_switch_bindings.
611 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
612 c_switch_stack. Don't walk label_context_stack_se labels. Don't
613 set label_context_stack_se. Call c_bindings_start_stmt_expr.
614 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
615 c_switch_stack. Don't walk label_context_stack_se labels. Don't
616 set label_context_stack_se. Call c_bindings_end_stmt_expr.
617 (c_begin_vm_scope, c_end_vm_scope): Don't define.
618 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
619 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
620 (C_DECL_UNJUMPABLE_VM): Don't define.
621 (C_DECL_UNDEFINABLE_VM): Don't define.
622 (struct c_label_list): Don't define.
623 (struct c_label_context_se): Don't define.
624 (struct c_label_context_vm): Don't define.
625 (struct c_spot_bindings): Declare.
626 (c_bindings_start_stmt_expr): Declare.
627 (c_bindings_end_stmt_expr): Declare.
628 (lookup_label_for_goto): Declare.
629 (c_get_switch_bindings, c_release_switch_bindings): Declare.
630 (c_check_switch_jump_warnings): Declare.
631 (label_context_stack_se, label_context_stack_vm): Don't declare.
632 (c_finish_goto_label): Update declaration.
633 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
634 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
635 (Warning Options): Document -Wjump-misses-init.
637 2009-06-15 Jakub Jelinek <jakub@redhat.com>
639 * tree-object-size.c (addr_object_size): Fix a pasto in the last
640 change.
642 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
644 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
646 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
648 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
650 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
652 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
654 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
656 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
657 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
658 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
659 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
660 * dwarf2asm.c (dw2_force_const_mem): Update call to
661 make_decl_one_only.
662 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
663 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
664 * langhooks.c (lhd_comdat_group): Remove.
665 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
666 * tree.h (DECL_COMDAT_GROUP): New.
667 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
668 (tree_decl_with_vis): Add comdat_group. Remove one_only.
669 (make_decl_one_only): Change signature.
670 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
671 make_decl_one_only.
672 (make_decl_one_only): Change signature.
673 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
675 2009-06-15 Richard Guenther <rguenther@suse.de>
677 PR middle-end/40439
678 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
680 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
682 * tree-ssa-math-opts.c: Remove extra divide.
684 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
686 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
688 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
690 * passes.c: Add bswap pass.
691 * tree-pass.h: Add pass_optimize_bswap declaration.
692 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
693 Include rtl.h, expr.h and optabs.h for optab_handler check.
694 (struct symbolic_number, pass_optimize_bswap): New definition.
695 (do_shift_rotate, verify_symbolic_number_p): New functions.
696 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
697 (gate_optimize_bswap): New function.
698 * tree.c (widest_int_cst_value): New function.
699 * tree.h (widest_int_cst_value): Prototype added.
701 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
703 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
704 REG_EQUAL/REG_EQUIV notes.
706 2009-06-14 Richard Guenther <rguenther@suse.de>
708 PR middle-end/40389
709 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
710 has its address taken if NRV was applied and it is addressable.
711 * tree-ssa-structalias.c (get_constraint_for_address_of): New
712 function split out from ...
713 (get_constraint_for_1): ... here.
714 (handle_rhs_call): Use it to mark the return slot escaped if
715 it is addressable and NRV was applied.
717 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
719 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
720 Change first argument type to location_t.
721 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
722 Do not set input_location.
723 Use loc instead of input_location throughout.
725 2009-06-13 Richard Guenther <rguenther@suse.de>
727 PR tree-optimization/40421
728 * tree-predcom.c (should_unroll_loop_p): Remove.
729 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
731 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
733 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
734 Add location argument.
736 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
738 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
739 build_decl.
740 * config/s390/s390.c (s390_build_builtin_va_list): Same.
741 (s390_gimplify_va_arg): Pass location to create_artificial_label.
742 * config/spu/spu-protos.h: Add location to
743 spu_resolve_overloaded_builtin.
744 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
745 spu_build_builtin_va_list.
746 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
747 argument. Pass location to build_function_call_vec.
748 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
749 build_decl.
750 (emit_fpu_switch): Same.
751 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
752 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
753 to build_decl and create_artificial_label.
754 (xtensa_gimplify_va_arg_expr): Same.
755 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
756 (xstormy16_gimplify_va_arg_expr): Same.
757 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
758 * config/arm/arm.c (arm_build_builtin_va_list): Same.
759 * config/mips/mips.c (mips_build_builtin_va_list): Same.
760 (mips16_build_function_stub): Same.
761 (mips16_build_call_stub): Same.
763 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
765 PR target/40327
766 * arm/constraints.md (Pa, Pb): New constraints.
767 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
768 split pattern to deal with them.
770 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
772 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
773 fix index entry for -Xpreprocessor.
775 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
777 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
778 Add location argument to build_decl call.
779 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
780 (rs6000_init_builtins): Same.
781 (spe_init_builtins): Same.
782 (rs6000_gimplify_va_arg): Add location argument to
783 create_artificial_label call.
785 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
787 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
788 * combine-stack-adj.c (pass_stack_adjustments): Use it.
789 * Makefile.in: Fix GGC dependency for gcse.o.
791 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
793 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
794 * gimple-pretty-print.c (dump_gimple_stmt): Same.
795 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
796 created.
797 * c-parser.c (c_parser_binary_expression): Use current column while
798 building binary operations.
799 * common.opt (fshow-column): Enable by default.
800 * tree-vrp.c (check_array_ref): Use warning_at.
801 (check_array_bounds): Use location from call back if expr has no
802 location.
803 * tree.h: Add location argument to maybe_fold_*.
804 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
805 (maybe_fold_offset_to_array_ref): Add location argument and use it.
806 (maybe_fold_offset_to_component_ref): Same.
807 (maybe_fold_offset_to_reference): Same.
808 (maybe_fold_offset_to_address): Same.
809 (maybe_fold_stmt_indirect): Same.
810 (maybe_fold_stmt_addition): Same.
811 (fold_stmt_r): Pass location to maybe_fold_*.
812 (fold_gimple_assign): Same.
813 * c-tree.h: Add location argument to finish_decl,
814 default_function_array_conversion, store_init_value.
815 * c-decl.c (define_label): Use error_at.
816 (c_make_fname_decl): Pass location to finish_decl.
817 (finish_decl): New location argument.
818 (build_compound_literal): Pass location to store_init_value.
819 (grokdeclarator): Pass location to finish_decl.
820 (grokfield): Same.
821 * c-typeck.c (array_to_pointer_conversion): New location argument.
822 (function_to_pointer_conversion): Same.
823 (default_function_array_conversion): Same.
824 (parser_build_unary_op): Pass location to overflow_warning.
825 (parser_build_binary_op): Same. Use warning_at.
826 (build_unary_op): Pass location to array_to_pointer_conversion.
827 (build_c_cast): Pass location to digest_init.
828 (build_modify_expr): New location argument.
829 (convert_for_assignment): Same.
830 (store_init_value): Same.
831 (digest_init): Same.
832 (output_init_element): Pass location to digest_init and
833 array_to_pointer_conversion.
834 (c_finish_return): Pass location to convert_for_assignment.
835 * gimplify.c (gimplify_conversion): Pass location to
836 maybe_fold_offset_to_address.
837 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
838 to maybe_fold_stmt_addition.
839 * c-omp.c (c_finish_omp_atomic): Pass new location to
840 build_modify_expr.
841 (c_finish_omp_for): Same.
842 * c-common.c (overflow_warning): New argument.
843 * c-common.h: New argument to build_modify_expr, overflow_warning.
844 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
845 finish_decl.
846 (c_parser_initializer): Pass location to
847 default_function_array_conversion.
848 (c_parser_initelt): Same.
849 (c_parser_initval): Same.
850 (c_parser_asm_operands): Same.
851 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
852 (c_parser_conditional_expression): Same.
853 (c_parser_binary_expression): Add location info to stack. Use it.
854 (c_parser_unary_expression): Pass location to
855 default_function_array_conversion, parser_build_unary_op,
856 build_indirect_ref, c_parser_postfix_expression_after_primary.
857 (c_parser_postfix_expression_after_primary): New location argument.
858 Use it.
859 (c_parser_expression_conv): Pass location to
860 default_function_array_conversion.
861 (c_parser_expr_list): Same.
862 (c_parser_omp_atomic): Same.
863 (c_parser_omp_for_loop): Same.
864 * c-tree.h: (struct c_declarator): Add comment to id_loc.
865 (build_array_declarator): New argument.
866 * c-decl.c (build_array_declarator): Add location argument.
867 (grokdeclarator): Set id_loc for cdk_array.
868 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
869 build_array_declarator.
870 * tree.c (build_omp_clause): Add location argument.
871 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
872 (OMP_CLAUSE_LOCATION): New macro.
873 (struct tree_omp_clause): Add location field.
874 (build_omp_clause): Add argument.
875 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
876 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
877 build_omp_clause.
878 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
879 (cp_parser_omp_clause_collapse): Same.
880 (cp_parser_omp_clause_default): Same.
881 (cp_parser_omp_clause_if): Same.
882 (cp_parser_omp_clause_nowait): Same.
883 (cp_parser_omp_clause_num_threads): Same.
884 (cp_parser_omp_clause_ordered): Same.
885 (cp_parser_omp_clause_schedule): Same.
886 (cp_parser_omp_clause_untied): Same.
887 (cp_parser_omp_for_loop): Same.
888 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
889 * c-tree.h (c_start_case): Add location argument.
890 (c_process_expr_stmt): Same.
891 (c_finish_goto_*): Same.
892 * tree-parloops.c (initialize_reductions): Pass location to
893 build_omp_clause.
894 (create_parallel_loop): Same.
895 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
896 (gfc_trans_omp_reduction_list): Same.
897 (gfc_trans_omp_clauses): Same.
898 (gfc_trans_omp_do): Same.
899 * c-typeck.c (c_finish_goto_label): Same.
900 (c_finish_goto_ptr): New location argument.
901 (c_start_case): Same.
902 (emit_side_effect_warnings): Same.
903 (c_process_expr_stmt): Same.
904 (c_finish_stmt_expr): Same.
905 (c_finish_omp_clauses): Use error_at instead of error.
906 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
907 build_omp_clause.
908 * c-omp.c (c_split_parallel_clauses): New location argument.
909 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
910 to build_omp_clause.
911 (convert_local_reference_stmt): Same.
912 (convert_gimple_call): Same.
913 * c-common.h (c_split_parallel_clauses): New argument.
914 * c-parser.c (c_parser_statement_after_labels): Pass location to
915 c_finish_goto_label.
916 (c_parser_switch_statement): Pass location to c_start_case.
917 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
918 and c_process_expr_stmt.
919 (c_parser_omp_variable_list): Add location argument.
920 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
921 (c_parser_omp_clause_default): Same.
922 (c_parser_omp_clause_if): Same.
923 (c_parser_omp_clause_num_threads): Same.
924 (-c_parser_omp_clause_ordered): Same.
925 (c_parser_omp_clause_reduction): Pass location to
926 c_parser_omp_variable_list.
927 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
928 (c_parser_omp_clause_untied): Same.
929 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
930 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
932 * c-tree.h (check_for_loop_decls, undeclared_variable,
933 build_component_ref, build_array_ref, build_external_ref,
934 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
935 build_conditional_expr, build_compound_expr, c_cast_expr,
936 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
937 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
938 argument.
939 * c-semantics.c (build_stmt): Same.
940 (build_case_label): Same.
941 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
942 (undeclared_variable): New argument.
943 (make_label): Same.
944 (lookup_label): Pass location on down.
945 (define_label): Same.
946 (finish_decl): Same.
947 (build_compound_literal): Same.
948 (finish_struct): Same.
949 (finish_function): Do not set location here.
950 (check_for_loop_decls): New argument.
951 * tree.c (save_expr): Set location.
952 (build_empty_stmt): New argument.
953 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
954 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
955 * builtins.c (gimplify_va_arg_expr): Use locations.
956 (expand_builtin_sync_operation): Same.
957 * c-typeck.c (build_component_ref): New argument.
958 (build_array_ref): Same.
959 (build_external_ref): Same.
960 (c_expr_sizeof_expr): Same.
961 (c_expr_sizeof_type): Same.
962 (parser_build_unary_op): Same.
963 (build_conditional_expr): Same.
964 (build_compound_expr): Pass location on down.
965 (build_compound_expr): New argument.
966 (build_c_cast): Same.
967 (c_cast_expr): Same.
968 (build_asm_expr): Same.
969 (c_finish_return): Same.
970 (c_process_expr_stmt): Pass location on down.
971 (c_finish_stmt_expr): New argument.
972 (push_clenaup): Same.
973 (c_finish_omp_parallel): Same.
974 (c_finish_omp_task): Same.
975 * gimplify.c (gimplify_call_expr): Pass location on down.
976 * c-omp.c (c_finish_omp_master): New argument.
977 (c_finish_omp_critical): Same.
978 (c_finish_omp_ordered): Same.
979 (c_finish_omp_barrier): Same.
980 (-c_finish_omp_taskwait): Same.
981 (c_finish_omp_atomic): Same.
982 (c_finish_omp_flush): Same.
983 * tree-inline.c (copy_tree_body_r): Pass location on down.
984 (inline_forbidden_p): Remove use of input_location.
985 * c-gimplify.c (c_build_bind_expr): New argument.
986 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
987 (c_sizeof_or_alignof_type): New argument.
988 (c_alignof_expr): Same.
989 (build_va_arg): Same.
990 (c_add_case_label): Same.
991 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
992 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
993 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
994 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
995 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
996 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
997 New argument.
998 * stub-objc.c (objc_build_selector_expr): Same.
999 (objc_build_throw_stmt): Same.
1000 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
1001 (c_parser_initelt): Same.
1002 (c_parser_compound_statement): Same.
1003 (c_parser_compound_statement_nostart): Same.
1004 (c_parser_label): Same.
1005 (c_parser_statement_after_labels): Same.
1006 (c_parser_if_body): Same.
1007 (c_parser_else_body): Same.
1008 (c_parser_if_statement): Same.
1009 (c_parser_switch_statement): Same.
1010 (c_parser_while_statement): Same.
1011 (c_parser_do_statement): Same.
1012 (c_parser_for_statement): Same.
1013 (c_parser_asm_statement): Same.
1014 (c_parser_conditional_expression): Same.
1015 (c_parser_binary_expression): Same.
1016 (c_parser_cast_expression): Same.
1017 (c_parser_unary_expression): Same.
1018 (c_parser_sizeof_expression): Same.
1019 (c_parser_alignof_expression): Same.
1020 (c_parser_postfix_expression): Same.
1021 (c_parser_expression): Same.
1022 (c_parser_objc_receiver): Same.
1023 (c_parser_omp_variable_list): Same.
1024 (c_parser_omp_structured_block): Same.
1025 (c_parser_omp_atomic): New argument.
1026 (c_parser_omp_barrier): Same.
1027 (c_parser_omp_critical): Same.
1028 (c_parser_omp_flush): Pass location on down.
1029 (c_parser_omp_for_loop): New argument.
1030 (c_parser_omp_for): Same.
1031 (c_parser_omp_master): Same.
1032 (c_parser_omp_ordered): Same.
1033 (c_parser_omp_sections_scope): Same.
1034 (c_parser_omp_sections): Same.
1035 (c_parser_omp_parallel): Same.
1036 (c_parser_omp_single): Same.
1037 (c_parser_omp_task): Same.
1038 (c_parser_omp_taskwait): Pass location on down.
1039 (c_parser_omp_construct): Same.
1040 (c_parser_omp_threadprivate): Same.
1041 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
1042 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
1043 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
1044 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
1045 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
1046 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
1047 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
1048 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
1049 config/i386/i386.c, stmt.c:
1050 Add location argument to the following function definitions and/or
1051 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
1052 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
1053 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
1054 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
1055 do_case, c_finish_bc_stmt, build_compound_literal,
1056 build_function_call.
1057 * c-decl.c (build_compound_literal): Add location argument.
1058 Make all diagnostic calls use location.
1059 (start_struct): Same.
1060 (finish_struct): Same.
1061 (start_enum): Same.
1062 (build_enumerator): Same.
1063 (start_function): Same.
1064 (grokdeclarator): Make all diagnostic calls use location.
1065 (store_parm_decls_oldstyle): Same.
1066 * c-typeck.c (build_function_call): Add location argument.
1067 Make all diagnostic calls use location.
1068 (do_case): Same.
1069 (c_finish_bc_stmt): Same.
1070 * tree-nested.c (get_trampoline_type): Add argument.
1071 Pass location to build_decl.
1072 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
1073 * rtl.h (RTL_LOCATION): New.
1074 * c-common.c (c_add_case_label): Add location argument.
1075 Make all diagnostic calls use location.
1076 * c-common.h: Add location argument to make_fname_decl, do_case,
1077 c_add_case_label, build_function_call, resolve_overloaded_builtin.
1078 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
1079 Set it appropriately for every case. Pass enum_loc to start_enum
1080 call. Pass value_loc first to build_enumerator. Pass enum_loc to
1081 parser_xref_tag.
1082 (c_parser_struct_or_union_specifier): Save location. Use it for
1083 start_struct, finish_struct, and parser_xref_tag.
1085 2009-06-12 Ian Lance Taylor <iant@google.com>
1087 * fold-const.c (fold_unary): Rename local variable and to and_expr.
1089 * c-opts.c (c_common_handle_option): For -Wc++-compat set
1090 cpp_opts->warn_cxx_operator_names.
1092 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1094 PR tree-opt/38865
1095 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
1096 is returns NULL and OP is a VCE, look through the VCE.
1098 2009-06-12 Ian Lance Taylor <iant@google.com>
1100 PR bootstrap/40430
1101 * collect2.c (main): Use CONST_CAST2 in code inside #if
1102 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
1104 2009-06-12 Joey Ye <joey.ye@intel.com>
1106 PR middle-end/39146
1107 * cfgexpand.c (get_decl_align_unit): Update
1108 max_used_stack_slot_alignment with align instead of
1109 stack_alignment_needed.
1111 * function.c (assign_stack_local_1): Update
1112 max_used_stack_slot_alignment with alignment_in_bits instead
1113 of stack_alignment_needed.
1114 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
1115 here.
1117 2009-06-12 Jakub Jelinek <jakub@redhat.com>
1119 * dwarf2out.c (last_var_location_insn): New variable.
1120 (dwarf2out_end_epilogue): Clear last_var_location_insn.
1121 (dwarf2out_var_location): Don't record anything after last real
1122 insn. Only change labels if there were any real instructions
1123 in between last note and this one, or if changed sections.
1125 2009-06-11 Richard Henderson <rth@redhat.com>
1127 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
1128 note when storing the frame pointer in a register.
1129 (FRP): Don't redefine to nothing for epilogue.
1130 (alpha_expand_epilogue): Mark register and sp restores.
1131 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
1133 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
1134 when gen_lowpart is needed.
1136 2009-06-11 Richard Henderson <rth@redhat.com>
1138 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
1140 * dwarf2out.c (need_data_align_sf_opcode): New.
1141 (div_data_align): Move earlier.
1142 (def_cfa_1, reg_save): Use it.
1144 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
1146 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
1147 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
1148 (ix86_handle_option): Handle OPT_mcrc32.
1149 (ix86_target_string): Add -mcrc32.
1150 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
1152 * config/i386/i386.h (TARGET_CRC32): New.
1154 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
1155 (sse4_2_crc32di): Likewise.
1157 * config/i386/i386.opt (mcrc32): New.
1159 * doc/invoke.texi: Document -mcrc32.
1161 2009-06-11 Richard Henderson <rth@redhat.com>
1163 * common.opt (gdwarf-): Accept a version number.
1164 * doc/invoke.texi (gdwarf-): Update docs.
1165 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
1166 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
1167 version level, and record it.
1169 * dwarf2.h (DW_CIE_VERSION): Remove.
1170 * dwarf2out.c (DWARF_VERSION): Remove.
1171 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
1172 (output_call_frame_info): Use CIE version 3 for dwarf3,
1173 or if the return register column is out of range for version 1.
1174 (dwarf_stack_op_name): Add all dwarf3 values.
1175 (DEBUG_PUBTYPES_SECTION): New.
1176 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
1177 encoding change for dwarf3.
1178 (output_die) [dw_val_class_die_ref]: Likewise.
1179 (output_compilation_unit_header): Emit correct version for dwarf3.
1180 (output_line_info): Likewise.
1181 (output_pubnames): Update for DWARF_VERSION removal.
1182 (output_aranges): Likewise.
1183 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
1184 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
1185 (dwarf2out_finish): Likewise.
1187 2009-06-11 David Daney <ddaney@caviumnetworks.com>
1189 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
1190 in r148403.
1192 2009-06-11 David Daney <ddaney@caviumnetworks.com>
1194 PR c/39252
1195 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
1196 * builtins.c (expand_builtin_unreachable): New function.
1197 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
1198 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
1199 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
1200 successors.
1201 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
1202 searching for missing barriers.
1204 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1206 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
1207 when -fprofile-generate* was passed.
1208 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1210 2009-06-11 Anthony Green <green@moxielogic.com>
1212 * config/moxie/moxie.md: Define length attribute for all instructions.
1213 (rCC): Define.
1214 (*b<cond:code>): Support limited branch ranges for new PC-relative
1215 branch instructions.
1216 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
1218 2009-06-11 Jakub Jelinek <jakub@redhat.com>
1220 * config/i386/i386.c (min_insn_size): Use get_attr_length
1221 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
1222 For __asm return 0.
1224 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
1225 instead of emit_insn_before.
1227 2009-06-10 Ian Lance Taylor <iant@google.com>
1229 PR bootstrap/40408
1230 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
1231 GIMPLE_SWITCH.
1233 2009-06-10 Revital Eres <eres@il.ibm.com>
1235 * passes.c (init_optimization_passes): Reschedule
1236 predictive-commoning pass before complete unroll pass.
1238 2009-06-10 Martin Jambor <mjambor@suse.cz>
1240 * cgraph.c (cgraph_node_can_be_local_p): New function.
1241 (cgraph_make_node_local): New function.
1242 * cgraph.h (cgraph_node_can_be_local_p): Declare.
1243 (cgraph_make_node_local): Declare.
1245 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
1247 * tree.h (tree_base): Add packed_flag and user_align fields.
1248 Decrease size of spare field.
1249 (TYPE_USER_ALIGN): Use user_align from tree_base.
1250 (DECL_USER_ALIGN): Likewise.
1251 (TYPE_PACKED): Use packed_flag from tree_base.
1252 (DECL_PACKED): Likewise.
1253 (tree_type): Delete packed_flag and user_align fields. Widen
1254 precision field. Widen mode field and shuffle fields to align
1255 mode on an 8-bit boundary.
1256 (tree_decl_common): Delete decl_flag_1 and user_align fields.
1257 Renumber decl_flag_* fields. Fix comments. Widen
1258 decl_common_unused field.
1259 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
1260 (DECL_EXTERNAL): Likewise.
1261 (DECL_BIT_FIELD): Likewise.
1262 (DECL_NONADDRESSABLE_P): Likewise.
1263 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
1264 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
1266 2009-06-10 Ian Lance Taylor <iant@google.com>
1268 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
1269 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
1270 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
1271 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
1272 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
1273 DEF_VEC_ALLOC_FUNC_P.
1274 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
1275 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
1276 DEF_VEC_ALLOC_FUNC_O.
1277 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
1278 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
1279 DEF_VEC_ALLOC_FUNC_I.
1280 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
1281 (vec_stack_p_reserve_exact_1): Declare.
1282 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
1283 (vec_stack_free): Declare.
1284 (VEC_stack_alloc): Define.
1285 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
1286 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
1287 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
1288 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
1289 for void_p.
1290 (stack_vecs): New static variable.
1291 (vec_stack_p_reserve_exact_1): New function.
1292 (vec_stack_o_reserve_1): New static function.
1293 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
1294 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
1295 (vec_stack_free): New function.
1296 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
1297 (VEC_df_ref_stack_alloc): Define.
1298 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
1299 DEF_VEC_ALLOC_P_STACK.
1300 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
1301 (struct df_collection_rec): Change _vec fields to VEC. Remove
1302 _use fields.
1303 (df_free_collection_rec): Adjust for new fields.
1304 (df_insn_rescan): Use new df_collection_rec fields.
1305 (df_notes_rescan, df_canonize_collection_rec): Likewise.
1306 (df_ref_create_structure, df_ref_record): Likewise.
1307 (df_get_conditional_uses, df_get_call_refs): Likewise.
1308 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
1309 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
1310 (df_record_exit_block_uses, df_bb_verify): Likewise.
1311 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
1312 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
1313 Remove count parameter. Change return type to void. Change all
1314 callers.
1315 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
1316 Remove count parameter. Change return type to void. Change all
1317 callers.
1318 (df_install_refs): Change old_vec parameter to VEC. Remove count
1319 parameter. Change all callers.
1320 (df_install_mws): Change old_vec parameter to VEC. Remove count
1321 parameter. Change all callers.
1322 (df_refs_verify): Change new_rec parameter to VEC. Change call
1323 callers.
1324 (df_mws_verify): Likewise.
1326 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
1328 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
1330 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
1332 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
1334 2009-06-10 Anthony Green <green@moxielogic.com>
1336 * config/moxie/crti.asm: New file.
1337 * config/moxie/crtn.asm: New file.
1338 * config/moxie/moxie.c: New file.
1339 * config/moxie/moxie.h: New file.
1340 * config/moxie/sfp-machine.h: New file.
1341 * config/moxie/moxie-protos.h: New file.
1342 * config/moxie/t-moxie: Created.
1343 * config/moxie/t-moxie-softfp: Created.
1344 * config/moxie/moxie.md: Created.
1345 * config/moxie/constraints.md: Created.
1346 * config.gcc: Add moxie support.
1347 * doc/md.texi (Machine Constraints): Add moxie constraints.
1348 * doc/contrib.texi (Contributors): Mention moxie port.
1349 * doc/install.texi (Specific): Mention the moxie port.
1351 2009-06-09 Ian Lance Taylor <iant@google.com>
1353 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
1354 compiling with C++.
1355 * optabs.c (optab_table): Only use designated initializers if
1356 HAVE_DESIGNATED_INITIALIZERS is defined.
1357 (convert_optab_table): Likewise.
1358 (init_optabs): Always call init_insn_codes if
1359 HAVE_DESIGNATED_INITIALIZERS is not defined.
1361 2009-06-09 Ian Lance Taylor <iant@google.com>
1363 * targhooks.c (default_builtin_vectorized_function): Change fn
1364 parameter to unsigned int.
1365 (default_builtin_vectorized_conversion): Change code parameter to
1366 unsigned int.
1367 (default_builtin_reciprocal): Change fn parameter to unsigned int.
1368 * targhooks.h: Update declarations.
1369 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
1370 parameter to unsigned int.
1372 * c-typeck.c (comptypes_check_enum_int): New static function.
1373 (comptypes_internal): Add enum_and_int_p parameter. Change all
1374 callers.
1375 (comp_target_types): Add location parameter. Change all callers.
1376 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
1377 Change all callers.
1378 (function_types_compatible_p, type_lists_compatible_p): Likewise.
1379 (build_conditional_expr): Add colon_loc parameter. Change all
1380 callers.
1381 (convert_for_assignment): Add location parameter. Change all callers.
1382 * c-parser.c (c_parser_conditional_expression): Pass location of
1383 colon to build_conditional_expr.
1384 * c-tree.h (build_conditional_expr): Update declaration.
1386 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
1388 * graphite.c: Revert previous patch.
1390 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
1392 PR bootstrap/40103
1393 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
1395 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
1397 * tree-ssa-loop-prefetch.c
1398 (loop_prefetch_arrays): Fixed a portability problem in printf format
1399 string.
1401 2009-06-09 Martin Jambor <mjambor@suse.cz>
1403 PR tree-optimization/40351
1404 * tree-sra.c (propagate_subacesses_accross_link): Check that a
1405 refrence to a potential artifical subaccess can be constructed.
1407 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1409 * config/sh/sh-protos.h (sh_optimization_options): Declare.
1410 (sh_override_options): Likewise.
1411 * config/sh/sh.c: Include params.h.
1412 (sh_optimization_options): New.
1413 (sh_override_options): Likewise.
1414 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
1415 (OVERRIDE_OPTIONS): Use sh_override_options.
1417 2009-06-08 Jakub Jelinek <jakub@redhat.com>
1419 * dwarf2out.c (emit_cfa_remember): New variable.
1420 (add_fde_cfi): If emit_cfa_remember, recurse to add
1421 DW_CFA_remember_state first.
1422 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
1423 instead just set emit_cfa_remember.
1425 2009-06-08 Jan Hubicka <jh@suse.cz>
1427 PR debug/40126
1428 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
1430 2009-06-08 Jan Hubicka <jh@suse.cz>
1432 PR middle-end/39834
1433 * cgraphunit.c (save_inline_function_body): Do not copy transform
1434 hooks for saved inline bodies.
1435 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
1436 for given function.
1438 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
1440 * jump.c (returnjump_p): Handle delayed branches. Add missing
1441 function comment.
1443 2009-06-08 Jan Hubicka <jh@suse.cz>
1445 PR middle-end/40102
1446 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
1447 original node might've been modified.
1448 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
1450 2009-06-08 Jakub Jelinek <jakub@redhat.com>
1452 * tree-object-size.c (addr_object_size): Add OSI argument.
1453 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
1454 (compute_builtin_object_size, expr_object_size): Adjust callers.
1455 (plus_stmt_object_size): Call addr_object_size instead of
1456 compute_builtin_object_size.
1458 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
1459 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1461 * tree-ssa-loop-prefetch.c
1462 (gather_memory_references): Introduced a counter for the number of
1463 memory references.
1464 (anything_to_prefetch_p): Introduced a counter for the number of
1465 prefetches.
1466 (is_loop_prefetching_profitable): New function with a cost model
1467 for prefetching.
1468 (loop_prefetch_arrays): Use the new cost model to determine if
1469 prefetching is profitable.
1470 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
1471 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1472 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
1473 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1474 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
1475 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
1477 2009-06-08 Michael Matz <matz@suse.de>
1479 PR debug/40012
1480 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
1481 partitions use the same.
1482 (expand_one_var): Deal with DECL_RTL sometimes begin set also
1483 for basevars of SSA_NAMEs.
1484 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
1485 to not expand them twice.
1486 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
1487 multiple places.
1489 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
1491 * common.opt (fcompare-debug=, fcompare-debug-second): New.
1492 (fdump-final-insns=, gtoggle): New.
1493 * doc/invoke.texi: Document them.
1494 * final.c (rest_of_clean_state): Dump final insn stream.
1495 * gcc.c (invoke_as): Hook in -fcompare-debug.
1496 (static_spec_functions): Add compare-debug-dump-opt,
1497 compare-debug-self-opt and compare-debug-auxbase-opt.
1498 (compare_debug, compare_debug_second, compare_debug_opt): New.
1499 (switches_debug_check, n_switches_debug_check): New.
1500 (debug_auxbase_opt, debug_check_temp_file): New.
1501 (process_command): Handle -fno-compare-debug, -fcompare-debug and
1502 -fcompare-debug=*.
1503 (do_self_spec): Handle arguments after switches.
1504 (do_spec_1): Add .gk extension to temp file basenames for compare.
1505 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
1506 (cc1_options): Use it instead of normal auxbase computation for
1507 the second compare-debug compilation.
1508 (compare_files): New.
1509 (main): Set up and implement compare debug mode.
1510 (compare_debug_dump_opt_spec_function): New.
1511 (compare_debug_self_opt_spec_function): New.
1512 (compare_debug_auxbase_opt_spec_function): New.
1513 * toplev.c (process_options): Handle flag_gtoggle,
1514 flag_dump_final_insns.
1515 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
1516 during -fcompare-debug-second compilation.
1518 2009-06-07 Ian Lance Taylor <iant@google.com>
1520 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
1521 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
1523 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
1524 with no default node. Change warning with %H to warning_at.
1525 Don't clear warn_switch around case checking.
1526 * doc/invoke.texi (Warning Options): Clarify distinction between
1527 -Wswitch and -Wswitch-enum.
1529 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1531 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
1533 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1535 * gbl-ctors.h: Add header guard.
1537 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1539 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
1540 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
1541 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
1542 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
1543 prototypes for removed functions.
1544 (expressions_equal_p): Move to ...
1545 * tree-ssa-sccvn.h: ... here and ...
1546 * matrix-reorg.c: ... adjust includes.
1548 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1550 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
1552 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1554 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
1555 (finish_function): Remove erroneous whitespace.
1557 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1559 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
1560 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
1562 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1564 * errors.c (internal_error): Commentary typo fix.
1565 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
1566 * tree-ssa-pre.c: Ditto.
1568 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1570 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
1571 them is supposed to hold actual statements.
1573 2009-06-06 Ian Lance Taylor <iant@google.com>
1575 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
1576 empty statements can now have attributes.
1578 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
1580 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
1581 * config/mips/mips.md: Ditto.
1583 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
1585 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
1586 _RELOCATABLE.
1587 (__eabi_uconvert): Likewise.
1589 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
1591 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
1592 CFI_* definitions with IN_GCC.
1594 2009-06-05 David Edelsohn <edelsohn@gnu.org>
1596 * xcoffout.h (xcoffout_source_line): Update prototype.
1598 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1600 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
1601 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
1603 2009-06-05 Jakub Jelinek <jakub@redhat.com>
1605 PR middle-end/40340
1606 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
1607 inlined_function_outer_scope_p blocks for artificial inlines
1608 even at -g0/-g1.
1609 * tree.c (tree_nonartificial_location): Rewrite using
1610 block_nonartificial_location.
1612 2009-06-05 Revital Eres <eres@il.ibm.com>
1613 Leehod Baruch <leehod@il.ibm.com>
1615 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
1616 (expand_expr_real_1): Remove comment.
1617 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
1618 Vectorize misaligned access when the target supports it.
1619 (vect_supportable_dr_alignment): Check for unaligned access support.
1620 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
1621 and remove asset.
1623 2009-06-05 Julian Brown <julian@codesourcery.com>
1625 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
1626 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
1628 2009-06-05 Richard Guenther <rguenther@suse.de>
1630 PR bootstrap/40350
1631 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
1632 as possibly unused.
1634 2009-06-05 Jakub Jelinek <jakub@redhat.com>
1636 * config/s390/s390.c (global_not_special_regno_p): New static inline.
1637 (save_gprs): Don't tell unwinder when a global register is saved.
1638 (s390_emit_epilogue): Emit needed epilogue unwind info.
1640 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
1642 * dwarf2out.c (deferred_asm_name): New.
1643 (add_name_and_src_coords_attributes): Defer creation of
1644 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
1645 computed yet.
1646 (move_linkage_attr): New.
1647 (dwarf2out_finish): Revisit deferrals and emit attributes at the
1648 right place.
1650 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
1652 * tree-nested.c (finalize_nesting_tree_1): Declare the
1653 frame_decl in the binding tree.
1655 2009-06-04 Cary Coutant <ccoutant@google.com>
1657 * basic-block.h (struct basic_block_def): Add discriminator field.
1658 * dbxout.c (dbxout_source_line): Add new parameter. Change all
1659 callers.
1660 * debug.c (do_nothing_debug_hooks): Add additional entry.
1661 (debug_nothing_int_charstar_int): New function.
1662 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
1663 (debug_nothing_int_charstar_int): New declaration.
1664 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
1665 discriminator value in .loc directive.
1666 * final.c (last_discriminator): New variable.
1667 (discriminator): New variable.
1668 (final_start_function): Initialize above variables, pass current
1669 discriminator to debug hook.
1670 (notice_source_line): Check for discriminator change.
1671 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
1672 * sdbout.c (sdbout_source_line): New parameter.
1673 * tree-cfg.c (struct locus_discrim_map): New structure type.
1674 (discriminator_per_locus): New hash table.
1675 (build_gimple_cfg): Allocate and free discriminator hash table.
1676 (make_edges): Call assign_discriminator.
1677 (locus_map_hash): New function.
1678 (locus_map_eq): New function.
1679 (next_discriminator_for_locus): New function.
1680 (same_line_p): New function.
1681 (assign_discriminator): New function.
1682 (make_cond_expr_edges): Call assign_discriminator.
1683 (make_gimple_switch_edges): Likewise.
1684 (first_non_label_stmt): New function.
1685 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
1686 all callers.
1687 * xcoffout.c (xcoffout_source_line): Add new parameter.
1689 * configure.ac (gcc_cv_as_discriminator): New configury check for
1690 gas support for discriminator.
1691 * configure: Regenerate.
1692 * config.in: Regenerate.
1694 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1696 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
1697 val after checking for integers.
1699 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
1701 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
1702 X64_REGPARM_MAX.
1703 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
1704 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
1705 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
1706 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
1707 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
1708 X64_SSE_REGPARM_MAX.
1709 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
1710 X64_SSE_REGPARM_MAX.
1712 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
1714 * gcc.c (report_times_to_file): New.
1715 (execute): Implement it.
1716 (process_command): Support -time=.
1717 * doc/invoke.texi: Document it.
1719 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
1721 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
1722 that have value exprs.
1724 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
1726 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
1727 declarations for constants until...
1728 (dw2_output_indirect_constant_1): ... this point.
1730 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
1732 PR target/10242
1733 * arm.md (arm_addsi3): Don't try to split an add with an
1734 eliminable register until after reload has completed.
1736 2009-06-03 Ian Lance Taylor <iant@google.com>
1738 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
1739 * genattrtab.c (write_length_unit_log): Likewise.
1740 * genchecksum.c (dosum): Likewise.
1741 * gengtype.c (write_rtx_next): Likewise.
1742 (finish_root_table, write_roots): Likewise.
1743 * gimple.c (gimple_ops_offset_): Likewise.
1744 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
1745 * config/arc/arc.c (arc_attribute_table): Likewise.
1746 * config/arm/arm.c (arm_attribute_table): Likewise.
1747 * config/avr/avr.c (avr_attribute_table): Likewise.
1748 * config/crx/crx.c (crx_attribute_table): Likewise.
1749 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
1750 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
1751 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
1752 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
1753 * config/sh/sh.c (sh_attribute_table): Likewise.
1754 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
1755 * config/spu/spu.c (spu_attribute_table): Likewise.
1756 * config/v850/v850.c (v850_attribute_table): Likewise.
1758 * config/alpha/alpha.c (vms_attribute_table): Make static.
1759 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
1760 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
1761 * config/mips/mips.c (mips_attribute_table): Likewise.
1763 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
1764 $(SYSTEM_H).
1765 (cc1-checksum.o): Likewise.
1767 2009-06-03 Steve Ellcey <sje@cup.hp.com>
1769 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
1771 2009-06-03 Jakub Jelinek <jakub@redhat.com>
1773 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
1774 insn if it is changing sp. Use gen_add3_insn instead of
1775 conditionally gen_addsi3 and gen_adddi3.
1776 (offset_below_red_zone_p): New static inline function.
1777 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
1778 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
1779 * config/rs6000/ppc-asm.h: Include auto-host.h.
1780 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
1781 CFI_RESTORE): Define.
1782 * config/rs6000/crtresxgpr.asm: Add unwind info.
1783 * config/rs6000/crtresxfpr.asm: Likewise.
1784 * config/rs6000/crtresgpr.asm: Likewise.
1785 * config/rs6000/crtresfpr.asm: Likewise.
1786 * config/rs6000/crtsavgpr.asm: Likewise.
1787 * config/rs6000/crtsavfpr.asm: Likewise.
1789 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
1790 argument of DWARF2_FRAME_REG_OUT macros.
1792 2009-06-03 Julian Brown <julian@codesourcery.com>
1794 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
1795 words or less (including TImode) in core registers.
1797 2009-06-03 Richard Guenther <rguenther@suse.de>
1799 PR middle-end/40328
1800 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
1802 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
1804 * statistics.c (statistics_counter_event): Do not record event
1805 in pass dump if its number == -1.
1806 (curr_statistics_hash): Add assert that we never get passes
1807 with static number == -1.
1809 2009-06-03 Richard Guenther <rguenther@suse.de>
1810 Andrey Belevantsev <abel@ispras.ru>
1812 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
1813 non-BLKmode arrays addressable.
1815 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
1817 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
1818 * config/m68k/m68k.h: ... here.
1819 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
1820 m68k and fido.
1822 2009-06-03 Martin Jambor <mjambor@suse.cz>
1824 PR tree-optimization/40323
1825 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
1826 assignment.
1828 2009-06-03 Richard Guenther <rguenther@suse.de>
1830 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
1831 consistently.
1833 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
1835 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1836 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
1837 JUMP_TABLE_DATA_P where applicable.
1838 * config/sh/sh.c: Ditto.
1839 * config/sh/sh.h: Ditto.
1840 * config/sh/sh.md: Ditto.
1841 * config/sh/symbian.c: Ditto.
1843 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
1845 * config/i386/driver-i386.c (describe_cache): Optimize
1846 concatenation of strings. Use snprintf instead of sprintf.
1847 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
1848 target when not compiling with GCC.
1850 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
1852 * config/sh/sh.c: Revert last change.
1853 (sh_expand_epilogue): Emit a blockage insn before the frame
1854 pointer adjustment unconditionally.
1856 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
1858 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
1859 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
1860 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
1861 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
1862 to COLLECT_GCC_OPTIONS.
1864 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
1866 * collect2.c (target_system_root): New variable.
1867 (main): Handle --sysroot=.
1868 (ignore_library): Strip the sysroot from the library path.
1870 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
1872 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
1873 (collect2.o): Depend on collect2-aix.h.
1874 (collect2-aix.o): New rule.
1875 * collect2-aix.h: New file.
1876 * collect2-aix.c: Likewise.
1877 * collect2.c: Include collect2-aix.h. Don't undefine
1878 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
1879 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
1880 Use TARGET_AIX_VERSION instead of _AIX51.
1881 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
1882 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
1883 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
1884 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
1885 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
1887 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
1889 * collect2.c (ignore_library): Avoid premature post-increment
1890 and null deference.
1892 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
1894 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
1895 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
1896 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
1897 CROSS_DIRECTORY_STRUCTURE too.
1898 (LINK_LIBG_SPEC): Likewise.
1899 (LIB_SPEC): Add %R to sysroot paths.
1900 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
1901 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
1902 * config/rs6000/aix51.h: As for aix43.h.
1903 * config/rs6000/aix52.h: Likewise.
1904 * config/rs6000/aix53.h: Likewise.
1905 * config/rs6000/aix61.h: Likewise.
1906 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
1907 to the beginning of sysroot paths.
1909 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1911 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
1912 INSN_LISTs that are out of the REG_NOTE range.
1914 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1916 * loop-unroll.c (struct iv_to_split): Add pointer to next.
1917 (struct var_to_expand): Likewise.
1918 (struct opt_info): Add head and tail for linked lists of the above.
1919 (analyze_insn_to_expand_var): Initialize next.
1920 (analyze_iv_to_split_insn): Likewise.
1921 (analyze_insns_in_loop): Create linked lists.
1922 (allocate_basic_variable): Simplify for use without hash table.
1923 (insert_var_expansion_initialization): Likewise, make it type-safer.
1924 (combine_var_copies_in_loop_exit): Likewise.
1925 (apply_opt_in_copies): Walk lists rather than hash tables.
1926 (release_var_copies): Simplified and inlined by hand into...
1927 (free_opt_info): ... this function.
1929 2009-06-02 Richard Guenther <rguenther@suse.de>
1931 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
1932 for field decls.
1934 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1936 * cfgexpand.c (gimple_expand_cfg): Discard the source location
1937 only for builtins that are not overridden.
1939 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1941 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
1942 label string.
1944 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1946 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
1948 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1950 * combine.c (move_deaths): Compare LUIDs within the same BB only.
1952 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1954 * common.opt (fdump-unnumbered-links): New.
1955 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
1956 * print-rtl.c (flag_dump_unnumbered_links): New.
1957 (print_rtx): Test it.
1959 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
1961 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
1962 push/pop multiple to 8-byte alignment.
1964 2009-06-01 Jakub Jelinek <jakub@redhat.com>
1966 * config/i386/i386.c (queued_cfa_restores): New static variable.
1967 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
1968 functions.
1969 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
1970 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
1971 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
1972 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
1973 note unconditionally.
1974 (ix86_emit_restore_regs_using_mov): Likewise.
1975 (ix86_emit_restore_sse_regs_using_mov): Likewise.
1976 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
1977 it through to ix86_emit_restore_reg_using_pop.
1978 (ix86_emit_leave): Add RED_OFFSET argument. Call
1979 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
1980 instead of adding REG_CFA_OFFSET note unconditionally.
1981 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
1982 the above functions. Call ix86_add_queued_cfa_restore_notes when
1983 needed.
1985 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
1986 force output of the label even for dwarf2out_do_cfi_asm.
1987 (add_fde_cfi): If -g2 and above and cfi might change CFA,
1988 force creation of CFI label and chain DW_CFA_set_loc jumping to it
1989 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
1990 caller.
1991 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
1992 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
1993 dwarf2out_cfi_label callers.
1994 * tree.h (dwarf2out_cfi_label): Adjust prototype.
1995 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
1996 Adjust dwarf2out_cfi_label callers.
1997 * config/vax/vax.c (vax_output_function_prologue): Likewise.
1999 * config/i386/i386.h (struct machine_cfa_state,
2000 struct machine_function): Guard with ifndef USED_FOR_TARGET
2001 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
2003 PR other/40024
2004 * emutls.c (__emutls_get_address): Change arr->size to mean number
2005 of allocated arr->data entries instead of # of slots + 1.
2007 PR middle-end/40316
2008 * recog.c (peep2_reinit_state): New function.
2009 (peephole2_init_state): Use it at the end of a basic block and also
2010 when seeing a RTX_FRAME_RELATED_P insn.
2012 2009-06-01 Steve Ellcey <sje@cup.hp.com>
2014 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
2015 fixuns_truncrfdi2): New.
2016 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
2017 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
2018 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
2019 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
2020 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
2021 *recip_approx): Remove.
2022 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
2023 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
2024 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
2025 move to div.md.
2026 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
2027 setf_exp_rf): New.
2029 2009-06-01 Ian Lance Taylor <iant@google.com>
2031 * attribs.c (register_attribute): Use CONST_CAST.
2032 * collect2.c (main): Use CONST_CAST2.
2033 (scan_prog_file): Likewise.
2034 * gcc.c (process_command, main): Likewise.
2035 * toplev.c (toplev_main): Likewise.
2037 * c-typeck.c (handle_warn_cast_qual): New static function,
2038 partially broken out of build_c_cast.
2039 (build_c_cast): Call handle_warn_cast_qual.
2040 * doc/invoke.texi (Warning Options): Document new effect of
2041 -Wcast-qual.
2043 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
2045 * diagnostic.c (diagnostic_build_prefix): Always print columns.
2046 (diagnostic_report_current_module): Print columns.
2047 * common.opt (flag_show_column): Enable by default.
2049 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
2051 * alias.c (find_base_term): Check for NULL term before returning.
2053 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2055 Revert due to PR40320:
2056 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2057 * calls.c (emit_library_call_value_1): Don't force_operand for move
2058 and push insns.
2060 2009-06-01 Olivier Hainque <hainque@adacore.com>
2061 Eric Botcazou <ebotcazou@adacore.com>
2063 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
2064 to be processed as a bitfield for constructor output purposes.
2065 * output.h (initializer_constant_valid_for_bitfield_p): Declare
2066 new function.
2067 * varasm.c (oc_local_state): New type, output_constructor
2068 local state to support communication with helpers.
2069 (oc_outer_state): New type, output_constructor outer state of
2070 relevance in recursive calls.
2071 (output_constructor_array_range): New output_constructor helper,
2072 extracted code for an array range element.
2073 (output_constructor_regular_field): New output_constructor helper,
2074 extracted code for an element that is not a bitfield.
2075 (output_constructor_bitfield): New output_constructor helper,
2076 extracted code for a bitfield element. Accept an OUTER state
2077 argument for recursive processing. Recurse on record or array
2078 CONSTRUCTOR values, possibly past noop conversions.
2079 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
2080 VALUE is a valid constant-valued expression for use in a static
2081 bit-field initializer.
2082 (output_constructor): Rework to use helpers. Accept and honor an
2083 OUTER state argument for recursive calls. Return total size. Be
2084 prepared for nested constructors initializing bitfields.
2085 (output_constant): Feed OUTER in calls to output_constructor.
2087 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
2089 * calls.c (emit_library_call_value_1): Don't force_operand for move
2090 and push insns.
2092 2009-06-01 Nick Clifton <nickc@redhat.com>
2094 * doc/invoke.texi (IA-64 Options): Fix typo.
2096 2009-06-01 Ira Rosen <irar@il.ibm.com>
2098 PR tree-optimization/39129
2099 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
2100 printed message.
2101 (vect_do_peeling_for_loop_bound): Use
2102 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2103 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2104 (vect_loop_versioning): Likewise.
2105 (vect_create_cond_for_alias_checks): Fix indentation.
2106 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
2107 macros.
2108 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
2109 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
2110 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
2111 "control flow in loop".
2112 (vect_estimate_min_profitable_iters): Use
2113 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
2114 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
2115 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2116 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
2117 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
2118 statement belongs to a group of strided accesses with the exact code
2119 check.
2120 (vectorizable_load): Likewise.
2121 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
2122 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
2124 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
2126 * config/freebsd-stdint.h: New file.
2127 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
2128 Add freebsd-stdint.h to tm_file.
2130 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
2132 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
2133 (thumb2_extendhidi2): Likewise.
2135 2009-05-31 Ian Lance Taylor <iant@google.com>
2137 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
2139 2009-05-31 Ian Lance Taylor <iant@google.com>
2141 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
2142 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
2143 (ipa-reference.o): Depend upon gt-ipa-reference.h.
2145 2009-05-31 Jason Merrill <jason@redhat.com>
2147 * tree-pretty-print.c (print_call_name): Take the callee, not the
2148 call itself. Make non-static. Use dump_function_name for functions.
2149 (dump_generic_node): Adjust.
2150 * diagnostic.h: Declare print_call_name.
2151 * gimple-pretty-print.c (dump_gimple_call): Use it.
2153 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2155 * config/sh/sh.md (ashldi3_std): New define_expand.
2156 (ashldi3): Use it.
2158 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
2160 PR target/40313
2161 * config/sh/sh.c: Include debug.h.
2162 (sh_expand_epilogue): Emit a blockage insn before the frame
2163 pointer adjustment also when dwarf2out_do_frame returns true.
2165 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
2167 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
2168 (thumb2_extendqidi2): New pattern.
2170 2009-05-31 Ira Rosen <irar@il.ibm.com>
2172 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
2173 mark phis for renaming.
2174 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
2175 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
2176 Call mark_sym_for_renaming.
2177 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
2178 * tree-vect-loop.c (vect_transform_loop): Remove
2179 vect_memsyms_to_rename initialization and a call to
2180 mark_set_for_renaming.
2182 2009-05-31 Jakub Jelinek <jakub@redhat.com>
2184 PR middle-end/40304
2185 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
2186 frame related even if !set_cfa && style < 0.
2188 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
2190 * config/i386/mingw-tls.c: New file.
2191 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
2192 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
2193 defining _WIN32 but not __CYGWIN__.
2195 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2197 * configure.ac: Add MPC support.
2199 * config.in, configure: Regenerate.
2201 2009-05-29 Richard Henderson <rth@redhat.com>
2203 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
2204 NOTE_INSN_BASIC_BLOCK.
2205 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
2206 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
2207 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
2208 to be deleted.
2209 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
2210 add in_use field.
2211 (add_cfi): Disable check redefining cfa away from drap.
2212 (lookup_cfa_1): Add remember argument; handle remember/restore.
2213 (lookup_cfa): Pass remember argument.
2214 (cfa_remember): New.
2215 (compute_barrier_args_size_1): Remove sibcall check.
2216 (dwarf2out_frame_debug_def_cfa): New.
2217 (dwarf2out_frame_debug_adjust_cfa): New.
2218 (dwarf2out_frame_debug_cfa_offset): New.
2219 (dwarf2out_frame_debug_cfa_register): New.
2220 (dwarf2out_frame_debug_cfa_restore): New.
2221 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
2222 (dwarf2out_begin_epilogue): New.
2223 (dwarf2out_frame_debug_restore_state): New.
2224 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
2225 DW_CFA_restore_state.
2226 (output_cfi_directive): Likewise.
2227 (convert_cfa_to_fb_loc_list): Likewise.
2228 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
2229 * dwarf2out.h: Update.
2230 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
2231 (copy_insn_1): Early out for null.
2232 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
2233 and dwarf2out_frame_debug_restore_state.
2234 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
2235 (prologue_insn_hash, epilogue_insn_hash): New.
2236 (free_after_compilation): Adjust freeing accordingly.
2237 (record_insns): Create hash table if needed; push insns into
2238 hash instead of array.
2239 (maybe_copy_epilogue_insn): New.
2240 (contains): Search hash table instead of array.
2241 (sibcall_epilogue_contains): Remove.
2242 (thread_prologue_and_epilogue_insns): Split eh_return insns
2243 and mark them as epilogues.
2244 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
2245 scanning in terms of basic blocks.
2246 * insn-notes.def (CFA_RESTORE_STATE): New.
2247 * jump.c (returnjump_p_1): Accept EH_RETURN.
2248 (eh_returnjump_p_1, eh_returnjump_p): New.
2249 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
2250 CFA_REGISTER, CFA_RESTORE): New.
2251 * rtl.def (EH_RETURN): New.
2252 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
2254 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
2255 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
2257 * config/i386/i386.c (gen_push): Update cfa state.
2258 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
2259 add a CFA_ADJUST_CFA note.
2260 (ix86_dwarf_handle_frame_unspec): Remove.
2261 (ix86_expand_prologue): Update cfa state.
2262 (ix86_emit_restore_reg_using_pop): New.
2263 (ix86_emit_restore_regs_using_pop): New.
2264 (ix86_emit_leave): New.
2265 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
2266 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
2267 * config/i386/i386.h (struct machine_cfa_state): New.
2268 (ix86_cfa_state): New.
2269 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
2270 (eh_return_internal): Merge from eh_return_<mode>,
2271 use eh_return rtx, split w/ epilogue.
2273 2009-05-29 Ian Lance Taylor <iant@google.com>
2275 * builtins.c (validate_gimple_arglist): Don't use va_arg with
2276 enum type.
2277 * calls.c (emit_library_call_value_1): Likewise.
2279 * c-typeck.c (c_build_va_arg): New function.
2280 * c-tree.h (c_build_va_arg): Declare.
2281 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
2282 instead of build_va_arg.
2284 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
2286 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
2287 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
2288 (ptr_difference_cost): Use affine combinations to compute it.
2289 (difference_cost): Likewise.
2290 (get_computation_cost_at): Compute more accurate cost for addresses
2291 if the ratio is a multiplier allowed in addresses.
2292 For non-addresses, consider that an additional offset or symbol is
2293 added only once.
2295 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2297 * config/i386/i386.c (ix86_decompose_address): Avoid useless
2298 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
2300 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
2301 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
2302 (prefix_rex): For UNIT_MMX don't imply the prefix by default
2303 if MODE_DI.
2304 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
2305 to 1 for TYPE_SSE{IADD1,CVT1}.
2306 (prefix_vex_imm8): Removed.
2307 (length_vex): Only pass 1 as second argument to
2308 ix86_attr_length_vex_default if prefix_extra is 0.
2309 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
2310 (length): For prefix vex computation use length_immediate
2311 attribute instead of prefix_vex_imm8.
2312 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
2313 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
2314 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
2315 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
2316 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
2317 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
2318 a space in between the operands.
2319 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
2320 if one operand is 0xff and the other one si, di, bp or sp.
2321 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
2322 other one si, di, bp or sp.
2323 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
2324 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
2325 type and mode attributes.
2326 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
2327 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
2328 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
2329 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
2330 prefix_data16 attribute iff MODE_DF.
2331 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
2332 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
2333 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
2334 constm128_operand in length_immediate computation.
2335 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
2336 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
2337 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
2338 length_immediate attribute to 1.
2339 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
2340 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
2341 for certain alternatives.
2342 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
2343 prefix_data16 attribute if MODE_V1DF.
2344 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
2345 length_immediate to 1.
2346 (set_got_rex64, set_rip_rex64): Remove length attribute, set
2347 length_address to 4, set mode attribute to MODE_DI.
2348 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
2349 (fxam<mode>2_i387): Set length attribute to 4.
2350 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
2351 *prefetch_3dnow_rex): Override length_address attribute.
2352 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
2353 attributes.
2354 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
2355 (constm128_operand): Removed.
2356 * config/i386/i386.c (memory_address_length): For
2357 disp && !index && !base in 64-bit mode account for SIB byte if
2358 print_operand_address can't optimize disp32 into disp32(%rip)
2359 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
2360 for fs: or gs: segment.
2361 (ix86_attr_length_immediate_default): When checking if shortform
2362 is possible, truncate immediate to the length of the non-shortened
2363 immediate.
2364 (ix86_attr_length_address_default): Ignore MEM_P operands
2365 with X constraint.
2366 (ix86_attr_length_vex_default): Only check for DImode on
2367 GENERAL_REG_P operands.
2368 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
2369 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
2370 (sse_cvttps2pi): Clear prefix_rep attribute.
2371 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
2372 attribute.
2373 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
2374 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
2375 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
2376 iff operand 2 is const_int_operand.
2377 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
2378 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
2379 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
2380 instead of vex.
2381 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
2382 prefix_data16.
2383 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
2384 prefix_data16 attribute for movlpd and movhpd instructions.
2385 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
2386 length_immediate for shufpd instruction.
2387 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
2388 (avx_cmpp<avxmodesuffixf2c><mode>3,
2389 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
2390 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
2391 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
2392 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
2393 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
2394 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
2395 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
2396 prefix_data16 attribute for the first alternative to 1.
2397 (*avx_loadlps): Override length_immediate for the first alternative.
2398 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
2399 attributes for second alternative.
2400 (*vec_concatv2sf_sse4_1): Override length_immediate and
2401 prefix_data16 attributes for second alternative.
2402 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
2403 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
2404 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
2405 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
2406 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
2407 prefix_data16 and length_immediate to 1.
2408 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
2409 to 1.
2410 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
2411 prefix_extra attribute for variants that don't have 0f prefix alone.
2412 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
2413 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
2414 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
2415 *sse4_1_pextrd): Set length_immediate to 1.
2416 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
2417 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
2418 to 1.
2419 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
2420 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
2421 length_immediate to 1 for second alternative.
2422 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
2423 prefix_extra and length_immediate attributes for the first
2424 alternative.
2425 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
2426 first alternative.
2427 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
2428 to 1 for the first and third alternative.
2429 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
2430 alternative.
2431 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
2432 attribute.
2433 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
2434 attribute to 0.
2435 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
2436 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
2437 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
2438 *avx_psign<mode>3): Set prefix_extra attribute to 1.
2439 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
2440 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
2441 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
2442 ssse3_psign<mode>3): Override prefix_rex attribute.
2443 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
2444 (ssse3_palignrti): Override length_immediate to 1.
2445 (ssse3_palignrdi): Override length_immediate to 1, override
2446 prefix_rex attribute.
2447 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
2448 (sse4a_extrqi): Override length_immediate to 2.
2449 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
2450 (sse4a_insertq): Override prefix_data16 to 0.
2451 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
2452 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
2453 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
2454 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
2455 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
2456 and length_immediate to 1.
2457 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
2458 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
2459 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
2460 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
2461 and length_immediate to 1.
2462 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
2463 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
2464 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
2465 avx_ptest256): Override prefix_extra to 1.
2466 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
2467 Override prefix_data16 and length_immediate to 1.
2468 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
2469 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
2470 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
2471 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
2472 prefix_data16 to 0 and prefix_extra to 2.
2473 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
2474 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
2475 attribute.
2476 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
2477 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
2478 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
2479 and prefix_extra to 2.
2480 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
2481 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
2482 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
2483 avx_vpermilvar<mode>3,
2484 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
2485 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
2486 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
2487 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
2488 Override prefix_extra to 1.
2489 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
2490 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
2491 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
2492 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
2493 prefix_extra and length_immediate to 1.
2494 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
2495 modrm to 0.
2496 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
2497 to 1 for the first alternative.
2498 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
2499 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
2500 cases.
2501 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
2502 *movv2sf_internal_avx, *movv2sf_internal): Override
2503 prefix_rep attribute for certain alternatives.
2504 (*mov<mode>_internal): Override prefix_rep or prefix_data16
2505 attributes for certain alternatives.
2506 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
2507 attributes for certain alternatives.
2508 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
2509 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
2510 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
2511 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
2512 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
2513 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
2514 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
2515 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
2516 length_immediate to 1 if operand 2 is const_int_operand.
2517 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
2518 *vec_extractv2si_1): Set length_immediate attribute to 1.
2519 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
2520 using old 3DNOW insn rather than SSE/3DNOW_A.
2521 (mmx_emms, mmx_femms): Clear modrm attribute.
2523 2009-05-29 Martin Jambor <mjambor@suse.cz>
2525 * tree-sra.c: New implementation of SRA.
2527 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
2528 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
2529 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
2530 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
2531 (SRA_MAX_STRUCTURE_COUNT): Removed.
2532 (SRA_FIELD_STRUCTURE_RATIO): Removed.
2533 * doc/invoke.texi (sra-max-structure-size): Removed.
2534 (sra-field-structure-ratio): Removed.
2536 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2538 PR middle-end/40291
2539 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
2540 before expansion.
2542 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
2544 PR rtl-optimization/40101
2545 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
2546 seqno. Adjust comment.
2547 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
2548 inserting bookkeeping before a jump, the jump is not scheduled.
2549 When no positive seqno found, provide a value. Add comment.
2551 2009-05-29 Richard Guenther <rguenther@suse.de>
2553 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
2554 short-cutting on the first component.
2556 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2558 PR middle-end/39958
2559 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
2560 for trees other than decls/types.
2562 2009-05-29 Richard Guenther <rguenther@suse.de>
2564 * tree-ssa-operands.c (get_expr_operands): Do not handle
2565 INDIRECT_REFs in the handled-component case. Remove
2566 unused get_ref_base_and_extent case.
2567 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
2568 tree_low_cst and host_integerp where possible.
2569 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
2570 codes for equivalence.
2571 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
2573 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
2575 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
2576 to tmake_file for i[34567]86-*-cygwin*.
2578 2009-05-29 Jakub Jelinek <jakub@redhat.com>
2580 PR target/40017
2581 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
2582 (altivec_categorize_keyword, init_vector_keywords,
2583 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
2584 similar to bool.
2586 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
2588 * tree.c (handle_dll_attribute): Check if node is
2589 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
2591 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
2593 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
2594 component.
2595 (thumb2_zero_extendqidi2): Likewise.
2597 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
2599 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
2600 instead of gen_movrt.
2601 * config/sh/sh.md (movrt): Remove.
2603 2009-05-28 Steve Ellcey <sje@cup.hp.com>
2605 * doc/invoke.texi (IA-64 Options):
2606 Add -msdata, -mfused-madd, -mno-inline-float-divide,
2607 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
2608 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
2609 -msched-prefer-non-control-spec-insns,
2610 -msched-stop-bits-after-every-cycle,
2611 -msched-count-spec-in-critical-path,
2612 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
2613 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
2614 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
2615 and -msched-spec-verbose.
2617 2009-05-28 Joseph Myers <joseph@codesourcery.com>
2619 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
2620 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
2621 error if used.
2622 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
2624 2009-05-28 Richard Guenther <rguenther@suse.de>
2626 * tree-ssa-alias.c (ao_ref_init): New function.
2627 (ao_ref_base): Likewise.
2628 (ao_ref_base_alias_set): Likewise.
2629 (ao_ref_alias_set): Likewise.
2630 (refs_may_alias_p_1): Change signature.
2631 (refs_may_alias_p): Adjust.
2632 (refs_anti_dependent_p): Likewise.
2633 (refs_output_dependent_p): Likewise.
2634 (call_may_clobber_ref_p_1): Change signature.
2635 (call_may_clobber_ref_p): Adjust.
2636 (stmt_may_clobber_ref_p_1): New function split out from ...
2637 (stmt_may_clobber_ref_p): ... here.
2638 (maybe_skip_until): Adjust signature.
2639 (get_continuation_for_phi): Likewise.
2640 (walk_non_aliased_vuses): Likewise.
2641 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
2642 (ao_ref_init): Declare.
2643 (ao_ref_base): Likewise.
2644 (ao_ref_alias_set): Likewise.
2645 (stmt_may_clobber_ref_p_1): Likewise.
2646 (walk_non_aliased_vuses): Adjust.
2647 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
2648 (get_ref_from_reference_ops): remove.
2649 (vn_reference_lookup_2): Adjust signature.
2650 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
2651 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
2652 (vn_reference_lookup): Adjust.
2653 (vn_reference_insert): Likewise.
2654 (vn_reference_insert_pieces): Adjust signature.
2655 (visit_reference_op_call): Adjust.
2656 * tree-ssa-pre.c (get_expr_type): Simplify.
2657 (phi_translate_1): Adjust.
2658 (compute_avail): Likewise.
2659 (translate_vuse_through_block): Do not re-build trees.
2660 (value_dies_in_block_x): Likewise.
2661 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
2662 fields.
2663 (vn_reference_lookup_pieces): Adjust declaration.
2664 (vn_reference_insert_pieces): Likewise.
2666 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
2668 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
2669 with checking disabled.
2671 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
2673 PR target/37216
2675 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
2676 macro definition for support of three-operand format aligned
2677 .comm directive in assembler on cygwin/pe/mingw target OS.
2678 * configure: Regenerate.
2679 * config.h: Regenerate.
2681 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
2682 aligned form of .comm directive if -mpe-aligned-commons is in effect.
2683 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
2685 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
2686 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
2688 2009-05-28 Ira Rosen <irar@il.ibm.com>
2690 PR tree-optimization/40254
2691 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
2692 in analysis of basic blocks.
2694 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
2696 PR middle-end/33699
2697 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
2698 * target-def.h (TARGET_CONST_ANCHOR): New macro.
2699 (TARGET_INITIALIZER): Use it.
2700 * cse.c (CHEAPER): Move it up to the other macros.
2701 (insert): Rename this ...
2702 (insert_with_costs): ... to this. Add cost parameters. Update
2703 function comment.
2704 (insert): New function. Call insert_with_costs.
2705 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
2706 find_reg_offset_for_const, try_const_anchors): New functions.
2707 (cse_insn): Call try_const_anchors. Adjust cost of src_related
2708 when using a const-anchor. Call insert_const_anchors.
2709 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
2710 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
2712 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
2714 * tree-inline.c (remap_decls): Enable nonlocalized variables
2715 when not optimizing.
2717 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
2719 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
2720 Simplify other tests involving optimize.
2722 2009-05-27 Tom Tromey <tromey@redhat.com>
2724 * unwind-dw2.c (_Unwind_DebugHook): New function.
2725 (uw_install_context): Call _Unwind_DebugHook.
2727 2009-05-27 Tom Tromey <tromey@redhat.com>
2729 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
2731 2009-05-27 Ian Lance Taylor <iant@google.com>
2733 * Makefile.in (LINKER, LINKER_FLAGS): Define.
2734 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
2735 (ALL_LINKERFLAGS): Define.
2736 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
2737 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
2738 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
2739 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
2740 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
2741 $(LINKER_FOR_BUILD).
2742 (build/gcov-iov$(build_exeext)): Likewise.
2744 2009-05-27 Julian Brown <julian@codesourcery.com>
2746 * gcse.c (target.h): Include.
2747 (can_assign_to_reg_without_clobbers_p): Check that the target allows
2748 copy of argument to a pseudo register.
2750 2009-05-27 Diego Novillo <dnovillo@google.com>
2752 * tree-ssa-live.c (dump_scope_block): Document arguments.
2753 (dump_scope_blocks): Document.
2754 (debug_scope_blocks): New.
2755 * tree-flow.h (debug_scope_blocks): Declare.
2757 2009-05-21 Denis Chertykov <denisc@overta.ru>
2759 * doc/contrib.texi (Contributors): Add myself to the list.
2761 2009-05-27 Olivier Hainque <hainque@adacore.com>
2763 * expr.c (target_align): New function. Alignment the TARGET of an
2764 assignment may be assume to have.
2765 (highest_pow2_factor_for_target): Use it instead of relying on
2766 immediate tree attributes of TARGET, not necessarily honored when
2767 intermediate bitfields are involved.
2769 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
2771 PR target/40266
2772 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2773 AVX, SSE4, AES, PCLMUL and POPCNT.
2775 2009-05-27 Diego Novillo <dnovillo@google.com>
2777 * tree-pretty-print.c (dump_location): New.
2778 (dump_generic_node): Call it.
2779 Factor code to handle BLOCK nodes ...
2780 (dump_block_node): ... here.
2782 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
2784 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
2785 with it.
2786 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
2787 included.
2788 * gcc-plugin.h: Include config.h and system.h.
2789 (IN_GCC): Define if not defined.
2791 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
2793 PR middle-end/40249
2794 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
2795 with -fno-inline.
2797 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
2799 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
2800 applicable.
2801 * config/m32r/m32r.h: Ditto.
2802 * config/m32r/m32r.md: Ditto.
2803 * config/m32r/predicates.md: Ditto.
2805 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
2807 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
2809 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
2811 * doc/plugins.texi
2812 (Loading plugins): typo.
2813 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
2814 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
2815 (Interacting with the GCC Garbage Collector): Added new section.
2816 (Giving information about a plugin): Added new section for
2817 PLUGIN_INFO.
2818 * ggc.h (ggc_register_root_tab): Added declaration.
2819 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
2820 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
2821 (register_callback): Improved comment in declaration.
2822 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
2823 (extra_root_vec) Added static variable for dynamic roots registration.
2824 (ggc_register_root_tab) Added new routine.
2825 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
2826 PLUGIN_GGC_MARKING event.
2827 * ggc-zone.c: Include plugin.h.
2828 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
2829 * ggc-page.c: Include plugin.h.
2830 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
2831 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
2832 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
2833 (register_callback): check lack of callbacks for
2834 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
2835 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
2836 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
2837 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
2838 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
2839 dependency on plugin.h.
2840 (plugin.o): Added dependency on ggc.h...
2842 2009-05-26 Richard Guenther <rguenther@suse.de>
2844 PR middle-end/40248
2845 Revert
2846 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
2847 with mismatched comparison modes.
2849 * expr.c (expand_expr_real_1): Expand the operand of a
2850 VIEW_CONVERT_EXPR in its natural mode.
2852 2009-05-26 Ian Lance Taylor <iant@google.com>
2854 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
2855 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
2856 (ALL_COMPILERFLAGS): Define.
2857 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
2858 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
2859 (collect2$(exeext), collect2.o): Likewise.
2860 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
2861 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
2862 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
2863 (libbackend.o, intl.o, cppdefault.o): Likewise.
2864 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
2865 (build/%.o): Use $(COMPILER_FOR_BUILD).
2866 (build/gen%$(build_exeext)): Likewise.
2867 (build/gcov-iov$(build_exeext)): LIkewise.
2868 * config/t-darwin (darwin.o): Use $(COMPILER).
2869 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
2870 * config/t-sol2 (sol2-c.o): Likewise.
2871 (sol2.o): Likewise.
2872 * config/t-vxworks (vxworks.o): Likewise.
2873 * config/x-darwin (host-darwin.o): Likewise.
2874 * config/x-hpux (host-hpux.o): Likewise.
2875 * config/x-linux (host-linux.o): Likewise.
2876 * config/x-solaris (host-solaris.o): Likewise.
2877 * config/alpha/x-alpha (driver-alpha.o): Likewise.
2878 * config/arm/t-arm (arm-c.o): Likewise.
2879 * config/arm/t-pe (pe.o): Likewise.
2880 * config/arm/t-wince-pe (pe.o): Likewise.
2881 * config/i386/t-cygming (winnt.o): Likewise.
2882 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
2883 * config/i386/t-cygwin (cygwin1.o): Likewise.
2884 (cygwin2.o): Likewise.
2885 * config/i386/t-i386 (i386-c.o): Likewise.
2886 * config/i386/t-interix (winnt.o): Likewise.
2887 * config/i386/t-netware (netware.o): Likewise.
2888 * config/i386/t-nwld (nwld.o): Likewise.
2889 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
2890 * config/i386/x-i386 (driver-i386.o): Likewise.
2891 * config/i386/x-cygwin (host-cygwin.o): Likewise.
2892 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
2893 * config/ia64/t-ia64 (ia64-c.o): Likewise.
2894 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
2895 * config/mips/x-native (driver-native.o): Likewise.
2896 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
2897 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
2898 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
2899 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
2900 * config/score/t-score-elf (score7.o): Likewise.
2901 (score3.o): Likewise.
2902 * config/sh/t-sh (sh-c.o): Likewise.
2903 * config/sh/t-symbian (sh-c.o): Likewise.
2904 (symbian.o): Likewise.
2905 * config/spu/t-spu-elf (spu-c.o): Likewise.
2906 * config/v850/t-v850 (v850-c.o): Likewise.
2907 * config/v850/t-v850e (v850-c.o): Likewise.
2909 2009-05-26 Richard Guenther <rguenther@suse.de>
2911 PR tree-optimization/40122
2912 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
2913 VECTOR_CSTs if possible.
2914 (fold_gimple_assign): Likewise.
2916 2009-05-26 Richard Guenther <rguenther@suse.de>
2918 PR middle-end/40252
2919 * fold-const.c (fold_binary): Use the correct types for building
2920 rotates.
2922 2009-05-26 Richard Guenther <rguenther@suse.de>
2924 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
2925 redundant calls to merge_alias_info.
2926 (bump_vector_ptr): Likewise.
2927 * tree-ssa-copy.c (merge_alias_info): Remove.
2928 (replace_exp_1): Remove call to merge_alias_info.
2929 (propagate_tree_value): Likewise.
2930 (fini_copy_prop): Propagate points-to info.
2931 * tree-flow.h (merge_alias_info): Remove.
2933 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
2935 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
2937 2009-05-25 Jan Hubicka <jh@suse.cz>
2939 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2940 * cgraph.h (struct inline_summary): New filed self_wize,
2941 size_inlining_benefit, self_time and time_inlining_benefit.
2942 (struct cgraph_global_info): Replace insns by time ans size fields.
2943 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2944 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2945 (ipcp_update_callgraph): Do not touch function bodies.
2946 * ipa-inline.c: Include except.h
2947 (MAX_TIME): New constant.
2948 (overall_insns): Remove.
2949 (leaf_node_p): New.
2950 (overall_size, max_benefit): New static variables.
2951 (cgraph_estimate_time_after_inlining): New function.
2952 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2953 (cgraph_clone_inlined_nodes): Update size.
2954 (cgraph_mark_inline_edge): Update size.
2955 (cgraph_estimate_growth): Use size info.
2956 (cgraph_check_inline_limits): Check size.
2957 (cgraph_default_inline_p): Likewise.
2958 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2959 (cgraph_decide_recursive_inlining): Check size.
2960 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
2961 and times.
2962 (cgraph_decide_inlining): Likewise.
2963 (cgraph_decide_inlining_incrementally): Likewise; honor
2964 PARAM_EARLY_INLINING_INSNS.
2965 (likely_eliminated_by_inlining_p): New predicate.
2966 (estimate_function_body_sizes): New function.
2967 (compute_inline_parameters): Use it.
2968 * except.c (must_not_throw_labels): New function.
2969 * except.h (must_not_throw_labels): Declare.
2970 * tree-inline.c (init_inline_once): Kill inlining_weigths
2971 * tree-ssa-structalias.c: Avoid uninitialized warning.
2972 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2973 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2974 (PARAM_INLINE_CALL_COST): Remove.
2975 (PARAM_EARLY_INLINING_INSNS): New.
2977 2009-05-25 Richard Guenther <rguenther@suse.de>
2979 PR tree-optimization/36327
2980 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
2981 callback for reference translation or lookup at the point of may-defs.
2982 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
2983 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
2984 for union COMPONENT_REFs.
2985 (vn_reference_lookup_3): New callback. Lookup from memset
2986 and CONSTRUCTOR assignment, translate through struct copies.
2987 (vn_reference_lookup_pieces): Make sure to not free the
2988 passed operands array. Adjust walk_non_aliased_vuses call.
2989 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
2990 make sure we do not leak memory.
2992 2009-05-25 Richard Guenther <rguenther@suse.de>
2994 * tree-ssa-alias.h (dump_points_to_solution): Declare.
2995 * tree-inline.c (expand_call_inline): Reset the escaped and
2996 callused solutions.
2997 * tree-ssa-structalias.c (pass_build_ealias): New.
2998 * tree-pass.h (pass_build_ealias): Declare.
2999 * passes.c (init_optimization_passes): Add PTA during
3000 early optimizations.
3001 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
3002 and CALLUSED solutions.
3003 (dump_points_to_solution): New function, split out from ...
3004 (dump_points_to_info_for): ... here.
3005 * tree-parloops.c (parallelize_loops): Reset the escaped and
3006 callused solutions.
3008 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3010 PR bootstrap/40027
3011 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
3012 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
3014 2009-05-25 Ira Rosen <irar@il.ibm.com>
3016 PR tree-optimization/40238
3017 * tree-vect-stmts.c (vect_init_vector): Insert initialization
3018 statements after basic block's labels.
3019 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
3020 to free the allocated memory.
3022 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
3024 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
3025 return address with a USE.
3027 2009-05-24 Richard Guenther <rguenther@suse.de>
3029 PR middle-end/40233
3030 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
3031 array type from the main variant of the inner type.
3033 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3035 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
3036 definition to bool (from int) to un-break build.
3037 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
3039 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
3041 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
3042 discard_stmt_changes): Delete.
3043 * tree-ssa-operands.c (scb_stack): Delete.
3044 (init_ssa_operands): Do not initialize it.
3045 (fini_ssa_operands): Do not free it.
3046 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
3048 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
3049 update_stmt, remove the others. Fix comments.
3050 * tree-dfa.c (optimize_stack_restore): Likewise.
3051 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
3052 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
3053 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3054 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
3055 Likewise.
3056 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3057 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
3058 (dom_opt_finalize_block): Likewise, adjusting access to
3059 stmts_to_rescan.
3060 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
3061 (stmts_to_rescan): Change item type to gimple.
3062 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
3064 2009-05-24 Ira Rosen <irar@il.ibm.com>
3066 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
3067 * tree-pass.h (pass_slp_vectorize): New pass.
3068 * params.h (SLP_MAX_INSNS_IN_BB): Define.
3069 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
3070 * tree-vectorizer.c (timevar.h): Include.
3071 (user_vect_verbosity_level): Declare.
3072 (vect_location): Fix comment.
3073 (vect_set_verbosity_level): Update user_vect_verbosity_level
3074 instead of vect_verbosity_level.
3075 (vect_set_dump_settings): Add an argument. Ignore user defined
3076 verbosity if dump flags require higher level of verbosity. Print to
3077 stderr only for loop vectorization.
3078 (vectorize_loops): Update call to vect_set_dump_settings.
3079 (execute_vect_slp): New function.
3080 (gate_vect_slp): Likewise.
3081 (struct gimple_opt_pass pass_slp_vectorize): New.
3082 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
3083 access its members.
3084 (vec_info_for_bb): New function.
3085 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
3086 (VECTORIZATION_ENABLED): New macro.
3087 (SLP_ENABLED, SLP_DISABLED): Likewise.
3088 (vect_is_simple_use): Add bb_vec_info argument.
3089 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
3090 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
3091 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
3092 vect_schedule_slp, vect_analyze_slp): Likewise.
3093 (vect_analyze_stmt): Add slp_tree argument.
3094 (find_bb_location): Declare.
3095 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
3096 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
3097 (vect_analyze_loop_operations, vect_analyze_loop,
3098 get_initial_def_for_induction, vect_create_epilog_for_reduction,
3099 vect_finalize_reduction, vectorizable_reduction,
3100 vectorizable_live_operation, vect_transform_loop): Likewise.
3101 * tree-data-ref.c (dr_analyze_innermost): Update comment,
3102 skip evolution analysis if analyzing a basic block.
3103 (dr_analyze_indices): Likewise.
3104 (initialize_data_dependence_relation): Skip the test whether the
3105 object is invariant for basic blocks.
3106 (compute_all_dependences): Skip dependence analysis for data
3107 references in basic blocks.
3108 (find_data_references_in_stmt): Don't fail in case of invariant
3109 access in basic block.
3110 (find_data_references_in_bb): New function.
3111 (find_data_references_in_loop): Move code to
3112 find_data_references_in_bb and add a call to it.
3113 (compute_data_dependences_for_bb): New function.
3114 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
3115 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
3116 that STEP is 0.
3117 (vect_analyze_data_ref_dependence): Check for interleaving in case of
3118 unknown dependence in basic block and fail in case of dependence in
3119 basic block.
3120 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
3121 dependence instances from either loop or basic block vectorization
3122 info.
3123 (vect_compute_data_ref_alignment): Check if it is loop vectorization
3124 before calling nested_in_vect_loop_p.
3125 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
3126 dependence instances from either loop or basic block vectorization
3127 info.
3128 (vect_verify_datarefs_alignment): Likewise.
3129 (vect_enhance_data_refs_alignment): Adjust function calls.
3130 (vect_analyze_data_refs_alignment): Likewise.
3131 (vect_analyze_group_access): Fix printing. Skip different checks if
3132 DR_STEP is 0. Keep strided stores either in loop or basic block
3133 vectorization data structure. Fix indentation.
3134 (vect_analyze_data_ref_access): Fix comments, allow zero step in
3135 basic blocks.
3136 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
3137 dependence instances from either loop or basic block vectorization
3138 info.
3139 (vect_analyze_data_refs): Update comment. Call
3140 compute_data_dependences_for_bb to analyze basic blocks.
3141 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
3142 case of loop vectorization. In case of basic block vectorization use
3143 data-ref itself as a base.
3144 (vect_create_data_ref_ptr): In case of basic block vectorization:
3145 don't advance the pointer, add new statements before the current
3146 statement. Adjust function calls.
3147 (vect_supportable_dr_alignment): Support only aligned accesses in
3148 basic block vectorization.
3149 * common.opt (ftree-slp-vectorize): New flag.
3150 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
3151 (vect_pattern_recog_1): Likewise.
3152 * tree-vect-stmts.c (process_use): Likewise.
3153 (vect_init_vector): Add new statements in the beginning of the basic
3154 block in case of basic block SLP.
3155 (vect_get_vec_def_for_operand): Adjust function calls.
3156 (vect_finish_stmt_generation): Likewise.
3157 (vectorizable_call): Add assert that it is loop vectorization, adjust
3158 function calls.
3159 (vectorizable_conversion, vectorizable_assignment): Likewise.
3160 (vectorizable_operation): In case of basic block SLP, take
3161 vectorization factor from statement's type and skip the relevance
3162 check. Adjust function calls.
3163 (vectorizable_type_demotion): Add assert that it is loop
3164 vectorization, adjust function calls.
3165 (vectorizable_type_promotion): Likewise.
3166 (vectorizable_store): Check for outer loop only in case of loop
3167 vectorization. Adjust function calls. For basic blocks, skip the
3168 relevance check and don't advance pointers.
3169 (vectorizable_load): Likewise.
3170 (vectorizable_condition): Add assert that it is loop vectorization,
3171 adjust function calls.
3172 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
3173 that it is not reduction, get vector type, call only supported
3174 functions, skip loop specific parts.
3175 (vect_transform_stmt): Check for outer loop only in case of loop
3176 vectorization.
3177 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
3178 (vect_is_simple_use): Fix comment, add new argument, fix conditions
3179 for external definition.
3180 * passes.c (pass_slp_vectorize): New pass.
3181 * tree-vect-slp.c (find_bb_location): New function.
3182 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
3183 check for patterns only in loops.
3184 (vect_build_slp_tree): Add argument, adjust function calls, fail in
3185 case of multiple types in basic block SLP.
3186 (vect_mark_slp_stmts_relevant): New function.
3187 (vect_supported_load_permutation_p): Fix comment.
3188 (vect_analyze_slp_instance): Add argument. In case of basic block
3189 SLP, take vectorization factor from statement's type, check that
3190 unrolling factor is 1. Adjust function call. Save SLP instance in
3191 either loop or basic block vectorization structure. Return FALSE,
3192 if SLP failed.
3193 (vect_analyze_slp): Add argument. Get strided stores groups from
3194 either loop or basic block vectorization structure. Return FALSE
3195 if basic block SLP failed.
3196 (new_bb_vec_info): New function.
3197 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
3198 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
3199 (vect_schedule_slp): Add argument. Get SLP instances from either
3200 loop or basic block vectorization structure. Set vectorization factor
3201 to be 1 for basic block SLP.
3202 (vect_slp_transform_bb): New function.
3203 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
3205 2009-05-23 Mark Mitchell <mark@codesourcery.com>
3207 * final.c (shorten_branches): Do not align labels for jump tables.
3208 (final_scan_insn): Use JUMP_TABLE_DATA_P.
3210 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
3212 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
3213 Remove outdated reference to flow.c and fix nits.
3214 * doc/gccint.texi: Tweak RTL description.
3215 * doc/rtl.texi: Likewise.
3217 2009-05-23 Denis Chertykov <chertykov@gmail.com>
3219 * config/avr/avr.c: Change my email address.
3220 * config/avr/avr.h: Likewise.
3221 * config/avr/avr.md: Likewise.
3222 * config/avr/avr-protos.h: Likewise.
3223 * config/avr/libgcc.S: Likewise.
3225 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3227 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
3228 (spu_split_load, spu_split_store): Change return type to int.
3229 (spu_split_convert): Declare.
3230 * config/spu/predicates.md (spu_mem_operand): Remove.
3231 (spu_mov_operand): Update.
3232 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
3233 * config/spu/spu.c (regno_aligned_for_load): Remove.
3234 (reg_aligned_for_addr, spu_expand_load): Define.
3235 (spu_expand_extv): Reimplement and handle MEM.
3236 (spu_expand_insv): Handle MEM.
3237 (spu_sched_reorder): Handle insn's with length 0.
3238 (spu_legitimate_address_p): Reimplement.
3239 (store_with_one_insn_p): Return TRUE for any mode with size
3240 larger than 16 bytes.
3241 (address_needs_split): Define.
3242 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
3243 operands.
3244 (spu_convert_move): Define.
3245 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
3246 (spu_split_store): Change all MEM's to TImode.
3247 (spu_init_expanders): Preallocate registers that correspond to
3248 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
3249 mark_reg_pointer.
3250 (spu_split_convert): Define.
3251 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
3252 (_move<mode>, _movdi, _movti): Update predicate and condition.
3253 (load, store): Change to define_split.
3254 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
3255 extend<mode>ti2.
3256 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
3257 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
3258 define_insn_and_split of lshr<mode>3.
3259 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
3260 (<v>ashr<mode>3_imm): Define.
3261 (extv, extzv, insv): Allow MEM operands.
3262 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
3263 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
3264 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
3265 (_spu_convert2): Change to define_insn_and_split and remove the
3266 corresponding define_peephole2.
3267 (stack_protect_set, stack_protect_test, stack_protect_test_si):
3268 Change predicates to memory_operand.
3270 2009-05-22 Mark Mitchell <mark@codesourcery.com>
3272 * config/arm/thumb2.md: Add 16-bit multiply instructions.
3274 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3276 PR tree-optimization/40219
3277 * tree.c (iterative_hash_expr): Make sure the builtin function is
3278 a normal builtin function and not a front end or back end builtin
3279 before indexing into the built_in_decls array.
3281 2009-05-22 Richard Guenther <rguenther@suse.de>
3283 PR middle-end/38964
3284 * alias.c (write_dependence_p): Do not use TBAA for answering
3285 anti-dependence or output-dependence.
3286 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
3287 (emit_pointer_definition): Remove.
3288 (emit_alias_warning): Likewise.
3289 (find_what_var_points_to): Remove TBAA pruning code.
3290 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
3291 violations.
3292 (compute_points_to_sets): Remove code computing the set of
3293 dereferenced pointers.
3294 * tree-data-ref.c (dr_may_alias_p): Properly use the split
3295 oracle for querying anti and output dependencies.
3296 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
3297 if TBAA may be applied.
3298 (refs_anti_dependent_p): New function.
3299 (refs_output_dependent_p): Likewise.
3300 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
3301 (refs_output_dependent_p): Likewise.
3302 * doc/tree-ssa.texi (Memory model): New section.
3303 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
3304 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
3305 * cfgexpand.c (expand_gimple_basic_block): Do not handle
3306 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
3307 * expr.c (expand_expr_real_1): Likewise.
3308 * gimple-low.c (lower_stmt): Likewise.
3309 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
3310 (dump_gimple_cdt): Remove.
3311 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
3312 (gimple_size): Likewise.
3313 (walk_gimple_op): Likewise.
3314 (is_gimple_stmt): Likewise.
3315 (walk_stmt_load_store_addr_ops): Likewise.
3316 (gimple_build_cdt): Remove.
3317 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
3318 * gimple.h (gimple_cdt_new_type): Remove.
3319 (gimple_cdt_new_type_ptr): Likewise.
3320 (gimple_cdt_set_new_type): Likewise.
3321 (gimple_cdt_location): Likewise.
3322 (gimple_cdt_location_ptr): Likewise.
3323 (gimple_cdt_set_location): Likewise.
3324 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
3325 * tree-cfg.c (remove_useless_stmts_1): Do not handle
3326 GIMPLE_CHANGE_DYNAMIC_TYPE.
3327 (verify_types_in_gimple_stmt): Likewise.
3328 * tree-inline.c (estimate_num_insns): Likewise.
3329 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
3330 (copy_decl_to_var): Likewise.
3331 (copy_result_decl_to_var): Likewise.
3332 * tree-pretty-print.c (dump_generic_node): Do not handle
3333 CHANGE_DYNAMIC_TYPE_EXPR.
3334 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3335 * tree-ssa-operands.c (get_expr_operands): Likewise.
3336 * tree-ssa-structalias.c (struct variable_info): Remove
3337 no_tbaa_pruning member.
3338 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
3339 (unify_nodes): Do not copy it.
3340 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
3341 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
3342 (set_uids_in_ptset): Do not check it.
3343 (find_what_var_points_to): Likewise.
3344 (compute_tbaa_pruning): Remove.
3345 (compute_points_to_sets): Do not call it.
3346 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
3347 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
3348 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
3349 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
3350 (DECL_NO_TBAA_P): Likewise.
3351 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
3352 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
3353 (expand_omp_atomic_pipeline): Do not set it.
3354 * print-tree.c (print_node): Do not dump it.
3355 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3356 redundant check.
3358 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
3360 PR target/39856
3361 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
3362 for clobber.
3364 2009-05-22 Mark Mitchell <mark@codesourcery.com>
3366 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
3367 non-external.
3369 2009-05-22 Ben Elliston <bje@au.ibm.com>
3371 * Makefile.in (bversion.h, s-bversion): New targets.
3372 (TOPLEV_H): Add bversion.h.
3373 * toplev.h: Include "bversion.h".
3374 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
3375 the __format__ attribute only if compiling with the same version
3376 of GCC as the sources (the "build version").
3378 2009-05-22 Ben Elliston <bje@au.ibm.com>
3380 * c-format.c (handle_format_attribute): Fix comment typo.
3382 2009-05-21 Steve Ellcey <sje@cup.hp.com>
3384 PR target/37846
3385 * config/ia64/ia64.opt (mfused-madd): New.
3386 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
3387 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
3388 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
3389 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
3390 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
3391 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
3392 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
3393 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
3394 instruction if !TARGET_FUSED_MADD.
3395 (fpma, fpms): Remove colon from name.
3397 2009-05-22 Richard Guenther <rguenther@suse.de>
3399 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
3400 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
3401 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
3402 TARGET_MEM_REF.
3403 (create_expression_by_pieces): Only convert if necessary.
3404 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
3405 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
3407 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
3409 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
3410 regular pattern from a template and rename it ...
3411 (*extzv_truncsi_exts): ... to this.
3413 2009-05-21 Richard Guenther <rguenther@suse.de>
3415 * cgraph.h (struct cgraph_node): Remove inline_decl member.
3416 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
3417 (cgraph_default_inline_p): Likewise.
3418 (cgraph_decide_inlining_incrementally): Likewise.
3420 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
3421 Uros Bizjak <ubizjak@gmail.com>
3423 * config/i386/cpuid.h (bit_MOVBE): New.
3425 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
3427 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
3428 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
3429 (ix86_handle_option): Handle OPT_mmovbe.
3430 (ix86_target_string): Add -mmovbe.
3431 (pta_flags): Add PTA_MOVBE.
3432 (processor_alias_table): Add PTA_MOVBE to "atom".
3433 (override_options): Handle PTA_MOVBE.
3435 * config/i386/i386.h (TARGET_MOVBE): New.
3437 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
3438 (*bswapsi_movbe): New.
3439 (*bswapdi_movbe): Likewise.
3440 (bswapdi2): Renamed to ...
3441 (*bswapdi_1): This.
3442 (bswapdi2): New expander.
3444 * config/i386/i386.opt (mmovbe): New.
3446 * doc/invoke.texi: Document -mmovbe.
3448 2009-05-21 Taras Glek <tglek@mozilla.com>
3450 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
3451 * gcc-plugin.h (plugin_init): Updated signature.
3452 * gcc-plugin.h (plugin_name_args): Moved to this header.
3453 * doc/plugins.texi (plugin_init): Updated documention to reflect
3454 API change.
3455 * doc/plugins.texi (plugin_name_args): Added to documention.
3457 2009-05-21 Mark Mitchell <mark@codesourcery.com>
3459 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
3460 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
3462 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
3464 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
3465 JUMP_TABLE_DATA_P predicates where applicable.
3466 * config/i386/predicates.md: Ditto.
3467 * config/i386/sse.md: Ditto.
3469 2009-05-21 Jakub Jelinek <jakub@redhat.com>
3471 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
3472 operand2 -128 override length_immediate attribute to 1.
3473 * config/i386/predicates.md (constm128_operand): New predicate.
3475 * config/i386/i386.c (memory_address_length): Handle %r12
3476 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
3477 also check REGNO.
3478 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
3479 mode look through optional ZERO_EXTEND and SUBREG.
3480 * config/i386/i386.md (R12_REG): New define_constant.
3481 (prefix_data16): For sse unit set also for MODE_TI insns.
3482 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
3483 insns set if operand 1 is ext_QIreg_operand.
3484 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
3485 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
3486 immediate.
3487 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
3488 mode from MODE_DI to MODE_SI.
3489 (movdi_1_rex64): Override modrm and length_immediate attributes
3490 only for movabs (TYPE_IMOV, alternative 2).
3491 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
3492 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
3493 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
3494 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
3495 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
3496 prefix_rex attribute if DImode.
3497 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
3498 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3499 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
3500 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
3501 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
3502 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
3503 Likewise. For TYPE_IMOV clear length_immediate attribute.
3504 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
3505 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
3506 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
3507 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3508 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
3509 or one operand TYPE_ISHIFT.
3510 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
3511 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
3512 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
3513 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
3514 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
3515 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
3516 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
3517 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
3518 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
3519 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
3520 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
3521 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
3522 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
3523 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
3524 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
3525 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
3526 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
3527 set mode attribute, don't override length attribute.
3528 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
3529 to 1.
3530 (return_internal_long): Set length attribute to 2 instead of 1.
3531 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
3532 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
3533 prefix_rex attribute.
3534 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
3535 New predicates.
3536 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
3538 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3540 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
3542 2009-05-20 Ian Lance Taylor <iant@google.com>
3544 * tree.c (build_tree_list_vec_stat): New function.
3545 (ctor_to_vec): New function.
3546 (build_nt_call_vec): New function.
3547 (build_call_array): Change args to be a const pointer.
3548 (build_call_vec): New function.
3549 * tree.h (build_nt_call_vec): Declare.
3550 (build_tree_list_vec_stat): Declare.
3551 (build_tree_list_vec): Define.
3552 (build_call_array): Update declaration.
3553 (build_call_vec): Declare.
3554 (ctor_to_vec): Declare.
3555 * c-common.c (tree_vector_cache): New static variable.
3556 (make_tree_vector): New function.
3557 (release_tree_vector): New function.
3558 (make_tree_vector_single): New function.
3559 (make_tree_vector_copy): New function.
3560 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
3561 (make_tree_vector_single, make_tree_vector_copy): Declare.
3562 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
3563 (c_parser_expr_list): Don't manage cache here, instead call
3564 make_tree_vector.
3565 (c_parser_release_expr_list): Remove static function.
3566 (c_parser_vec_to_tree_list): Remove static function.
3567 (c_parser_attributes): Call build_tree_list_vec instead of
3568 c_parser_vec_to_tree_list. Call release_tree_vector instead of
3569 c_parser_release_expr_list.
3570 (c_parser_postfix_expression_after_primary): Likewise.
3571 (c_parser_objc_keywordexpr): Likewise.
3573 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
3575 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
3576 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
3577 TARGET_CONVERT_TO_TYPE.
3578 * hooks.c (hook_tree_const_tree_null): Define.
3579 * hooks.h (hook_tree_const_tree_null): Declare.
3580 * target.h (struct gcc_target): Add invalid_parameter_type,
3581 invalid_return_type, promoted_type, and convert_to_type fields.
3582 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
3583 (TARGET_INVALID_RETURN_TYPE): Define.
3584 (TARGET_PROMOTED_TYPE): Define.
3585 (TARGET_CONVERT_TO_TYPE): Define.
3586 (TARGET_INITIALIZER): Update for new fields.
3587 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
3588 (grokparms): Check targetm.invalid_parameter_type.
3589 * c-typeck.c (default_conversion): Check targetm.promoted_type.
3590 * c-convert.c (convert): Check targetm.convert_to_type.
3592 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
3594 * config/mips/mips.md (*extenddi_truncate<mode>,
3595 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
3596 defintions.
3597 (*extendhi_truncateqi): New define_insn_and_sptit.
3599 2009-05-20 Jakub Jelinek <jakub@redhat.com>
3601 PR middle-end/40204
3602 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
3603 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
3605 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
3607 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
3608 the operand of VIEW_CONVERT_EXPR.
3610 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
3612 * config/i386/driver-i386.c (host_detect_local_cpu): Check
3613 extended family and model for Intel processors. Support Intel Atom.
3615 2009-05-20 Olivier Hainque <hainque@adacore.com>
3617 * gstab.h (stab_code_type): Define, to be used instead of the
3618 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
3619 notice.
3620 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
3621 occurrences by stab_code_type.
3622 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
3624 2009-05-20 Martin Jambor <mjambor@suse.cz>
3626 * tree-flow.h (insert_edge_copies_seq): Undeclare.
3627 (sra_insert_before): Likewise.
3628 (sra_insert_after): Likewise.
3629 (sra_init_cache): Likewise.
3630 (sra_type_can_be_decomposed_p): Likewise.
3631 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
3632 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
3633 (sra_insert_before): Likewise.
3634 (sra_insert_after): Likewise.
3635 (sra_init_cache): Likewise.
3636 (insert_edge_copies_seq): Made static and moved upwards.
3638 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
3639 case.
3641 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
3643 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
3644 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
3645 simple copies.
3647 2009-05-20 Richard Guenther <rguenther@suse.de>
3649 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
3650 with mismatched comparison modes.
3652 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3654 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
3655 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
3656 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
3657 with shifts for Thumb2.
3658 (orsi_notsi): New for orn.
3659 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
3660 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
3661 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
3662 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
3663 Don't invert remainder for IOR.
3665 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
3667 PR tree-optimization/40087
3668 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
3669 number_of_iterations_ne): Rename never_infinite argument.
3670 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
3671 number_of_iterations_le): Handle pointer-type ivs when
3672 exit_must_be_taken is false.
3673 (number_of_iterations_cond): Do not always assume that
3674 exit_must_be_taken if the control variable is a pointer.
3676 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3678 * c-typeck.c (build_binary_op): Allow % on integal vectors.
3679 * doc/extend.texi (Vector Extension): Document that % is allowed too.
3681 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
3683 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
3684 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
3686 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3688 PR c/40172
3689 * c.opt (Wlogical-op): Disabled by default.
3690 * c-opt (c_common_post_options): Do not enable Wlogical-op with
3691 Wextra.
3692 * doc/invoke.texi (Wlogical-op): Likewise.
3694 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
3696 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
3697 into CASE_CONVERT.
3698 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
3699 Propagate the type of the first operand.
3700 <ASSERT_EXPR>: Simplify.
3701 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
3702 Rewrite using the RHS code as discriminant.
3703 <NOP_EXPR>: Turn into CASE_CONVERT.
3704 <PLUS_EXPR>: Propagate the type of the first operand.
3706 2009-05-19 Steve Ellcey <sje@cup.hp.com>
3708 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
3709 (ia64_dconst_0_375): New.
3710 * config/ia64/ia64.c (ia64_override_options): Remove
3711 -minline-sqrt-min-latency warning.
3712 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
3713 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
3714 * config/ia64/ia64.md (*sqrt_approx): Remove.
3715 (sqrtsf2): Remove #if 0.
3716 (sqrtsf2_internal_thr): Rewrite and move to div.md.
3717 (sqrtdf): Remove assert.
3718 (sqrtdf2_internal_thr): Rewrite and move to div.md.
3719 (sqrtxf2): Remove #if 0.
3720 (sqrtxf2_internal_thr): Rewrite and move to div.md.
3721 * div.md (sqrt_approx_rf): New.
3722 (sqrtsf2_internal_thr): New implementation.
3723 (sqrtsf2_internal_lat): New.
3724 (sqrtdf2_internal_thr: New implementation.
3725 (sqrtxf2_internal): New implementation.
3727 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
3728 Hans-Peter Nilsson <hp@axis.com>
3730 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
3731 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
3732 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
3733 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
3734 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
3735 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
3736 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
3737 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
3738 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
3739 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
3740 * c-common.c: ...from here.
3742 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3744 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
3746 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3748 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
3750 2009-05-19 Ben Elliston <bje@au.ibm.com>
3752 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
3753 assignments with memcpy calls.
3754 (add_fdes): Likewise.
3755 (binary_search_unencoded_fdes): Likewise.
3756 (linear_search_fdes): Eliminate type puns.
3758 2009-05-19 Richard Guenther <rguenther@suse.de>
3760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
3761 not falsely claim to have propagated into all uses.
3763 2009-05-19 Ben Elliston <bje@au.ibm.com>
3765 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
3766 version to v3.0.
3768 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
3770 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
3771 * config/sh/sh.c (sh_legitimate_address_p): Make static.
3772 (TARGET_LEGITIMATE_ADDRESS_P): New.
3773 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3774 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
3776 2009-05-18 Dodji Seketeli <dodji@redhat.com>
3778 PR debug/40109
3779 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
3780 child of the containing namespace's DIE.
3782 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
3784 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
3785 *zero_extendhi_truncqi): Move after the zero_extend patterns.
3786 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
3787 extend patterns.
3789 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
3791 PR target/39942
3792 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
3793 gen_align with gen_pad.
3794 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
3795 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
3797 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
3798 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
3800 * config/i386/i386.md (align): Renamed to ...
3801 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
3802 ASM_OUTPUT_MAX_SKIP_PAD.
3804 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
3806 * config.gcc: Fix variable syntax.
3808 PR target/39531
3809 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
3810 before calling exact_log2.
3811 (output_iorsi3): Likewise.
3812 (output_xorsi3): Likewise.
3814 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
3816 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
3817 for the none zero constant operand except for EQ and NE
3818 comprisons even when the first operand is R0.
3820 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
3822 * config/s390/2064.md: Remove trailing whitespaces.
3823 * config/s390/2084.md: Likewise.
3824 * config/s390/constraints.md: Likewise.
3825 * config/s390/fixdfdi.h: Likewise.
3826 * config/s390/libgcc-glibc.ver: Likewise.
3827 * config/s390/s390-modes.def: Likewise.
3828 * config/s390/s390-protos.h: Likewise.
3829 * config/s390/s390.c: Likewise.
3830 * config/s390/s390.h: Likewise.
3831 * config/s390/s390.md: Likewise.
3832 * config/s390/tpf-unwind.h: Likewise.
3834 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3836 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
3838 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3840 M68K TLS support.
3841 * configure.ac (m68k-*-*): Check if binutils support TLS.
3842 * configure: Regenerate.
3843 * config/m68k/predicates.md (symbolic_operand): Extend comment.
3844 * config/m68k/constraints.md (Cu): New constraint.
3845 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
3846 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
3847 (movsi): Handle TLS symbols.
3848 (addsi3_5200): Handle XTLS symbols, indent.
3849 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
3850 (m68k_tls_reference_p): Declare.
3851 (m68k_legitimize_address): Declare.
3852 (m68k_unwrap_symbol): Declare.
3853 * config/m68k/m68k.opt (mxtls): New option.
3854 * config/m68k/m68k.c (ggc.h): Include.
3855 (m68k_output_dwarf_dtprel): Implement hook.
3856 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
3857 (m68k_expand_prologue): Load GOT pointer when function needs it.
3858 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
3859 (m68k_legitimate_constant_address_p): Same.
3860 (m68k_decompose_address): Handle TLS references.
3861 (m68k_get_gp): New static function.
3862 (enum m68k_reloc): New contants.
3863 (TLS_RELOC_P): New macro.
3864 (m68k_wrap_symbol): New static function.
3865 (m68k_unwrap_symbol): New function.
3866 (m68k_final_prescan_insn_1): New static function.
3867 (m68k_final_prescan_insn): New function.
3868 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
3869 functions.
3870 (legitimize_pic_address): Handle TLS references..
3871 (m68k_tls_get_addr, m68k_get_tls_get_addr)
3872 (m68k_libcall_value_in_a0_p)
3873 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
3874 (m68k_call_m68k_read_tp): Helper variables and functions for ...
3875 (m68k_legitimize_tls_address): Handle TLS references.
3876 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
3877 New functions.
3878 (m68k_legitimize_address): Handle TLS symbols.
3879 (m68k_get_reloc_decoration): New static function.
3880 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
3881 UNSPEC_RELOC32.
3882 (m68k_output_dwarf_dtprel): Implement hook.
3883 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
3884 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
3885 m68k_call_* routines.
3886 (sched_attr_op_type): Handle TLS symbols.
3887 (gt-m68k.h): Include.
3888 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
3889 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
3891 2009-05-18 Martin Jambor <mjambor@suse.cz>
3893 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
3894 (visit_store_addr_for_mod_analysis): New function.
3895 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
3896 (determine_cst_member_ptr): Use gimple_assign_single_p.
3897 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
3898 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
3899 operands. Don't check number of operands of a NOP_EXPR.
3901 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
3903 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
3905 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3907 PR c/40172
3908 * c-common.c (warn_logical_operator): Don't warn if one of
3909 expression isn't always true or false.
3911 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
3913 * config/i386/biarch32.h: New file.
3914 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
3916 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
3918 * config/mips/mips.md (*zero_extend<mode>_trunchi,
3919 *zero_extend<mode>_truncqi): Merge these into ...
3920 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
3921 Name the pattern following this as *zero_extendhi_truncqi.
3923 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
3925 PR middle-end/39301
3926 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
3927 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
3928 (output_info): Make field HOST_WIDEST_INT.
3929 (print_statistics): Use HOST_WIDEST_INT_PRINT.
3930 (dump_bitmat_statistics): Same.
3932 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
3934 * config.gcc (use_gcc_stdint): Set to wrap.
3935 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
3936 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
3937 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3938 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3939 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3940 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3941 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3942 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3944 2009-05-16 Joseph Myers <joseph@codesourcery.com>
3946 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
3947 tune_64.
3948 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
3949 Move definitions earlier.
3950 (OPT_ARCH64, OPT_ARCH32): Define.
3951 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
3952 and tune_64.
3954 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
3956 PR target/40153
3957 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
3958 implies.
3960 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
3962 * arm.md (movdi2): Copy non-reg values to DImode registers.
3964 2009-05-16 Jakub Jelinek <jakub@redhat.com>
3966 PR target/39942
3967 * final.c (label_to_max_skip): New function.
3968 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
3969 CODE_LABEL_NUMBER <= max_labelno.
3970 * output.h (label_to_max_skip): New prototype.
3971 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
3972 (ix86_avoid_jump_mispredicts): ... this. Don't define if
3973 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
3974 Handle CODE_LABELs with >= 16 byte alignment or with
3975 max_skip == (1 << align) - 1.
3976 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
3977 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
3979 PR target/39942
3980 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
3981 .p2align 3 if MAX_SKIP is smaller than 7.
3982 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3984 2009-05-15 Ian Lance Taylor <iant@google.com>
3986 * alias.c (struct alias_set_entry_d): Rename from struct
3987 alias_set_entry. Change all uses.
3988 * except.c (struct call_site_record_d): Rename from struct
3989 call_site_record. Change all uses.
3990 * except.h (struct eh_region_d): Rename from struct eh_region.
3991 Change all uses.
3992 * gcse.c (struct hash_table_d): Rename from struct hash_table.
3993 Change all uses.
3994 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
3995 ivtype_map_elt. Change all uses.
3996 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
3997 Change all uses.
3998 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
3999 * graphite.h (struct name_tree_d): Rename from struct name_tree.
4000 Change all uses.
4001 (struct sese_d): Rename from struct sese. Change all uses.
4002 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
4003 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
4004 * optabs.h (struct optab_d): Rename from struct optab. Change all
4005 uses.
4006 (struct convert_optab_d): Rename from struct convert_optab.
4007 Change all uses.
4008 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
4009 ipa_opt_pass. Change all uses.
4010 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
4011 all uses.
4013 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
4014 defined as a typedef.
4015 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
4016 defined as a tag.
4018 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4020 PR 16302
4021 * fold-const.c (make_range,build_range_check,merge_ranges): Move
4022 declaration to...
4023 (merge_ranges): Returns bool.
4024 * tree.h (make_range): .. to here.
4025 (build_range_check): Likewise.
4026 (merge_ranges): Likewise. Renamed from merge_ranges.
4027 * c-typeck.c (parser_build_binary_op): Update calls to
4028 warn_logical_operator.
4029 * c-common.c (warn_logical_operator): Add new warning.
4030 * c-common.h (warn_logical_operator): Update declaration.
4032 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
4034 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
4036 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4038 * doc/install.texi: Document MPC requirements, flags etc.
4040 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
4041 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
4042 Evaluate constant arguments.
4043 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
4044 (fold_builtin_1): Likewise, also evaluate constant arguments.
4045 Remove superfluous break.
4046 (do_mpc_ckconv): New.
4047 * real.h: Include mpc.h.
4048 * toplev.c (print_version): Output MPC version info if available.
4050 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4052 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
4054 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
4056 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
4057 only once.
4059 2009-05-15 Jan Hubicka <jh@suse.cz>
4061 * doc/invoke.texi (max-early-inliner-iterations): New flag.
4062 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
4063 (try_inline): Fix return value.
4064 (cgraph_decide_inlining_incrementally): Honor new value.
4065 (cgraph_early_inlining): Handle indirect inlining.
4066 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
4068 2009-05-15 Jan Hubicka <jh@suse.cz>
4070 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
4071 * cgraphunit.c (cgraph_finalize_function): Set it.
4072 (cgraph_expand_function): Use it.
4074 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4076 * real.c (encode_ieee_half): Define.
4077 (decode_ieee_half): Define.
4078 (ieee_half_format): Define.
4079 (arm_half_format): Define.
4080 * real.h (ieee_half_format): Declare.
4081 (arm_half_format): Declare.
4083 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
4085 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
4086 swapped, and reversed optabs exist before trying to use them.
4088 2009-05-15 Paul Brook <paul@codesourcery.com>
4089 Sandra Loosemore <sandra@codesourcery.com>
4091 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
4092 loads. Allow PRE_DEC.
4093 (output_move_neon): Handle PRE_DEC.
4094 (arm_print_operand): Add 'A' for neon structure loads.
4095 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
4096 * config/arm/neon.md (neon_mov): Update comment.
4097 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
4098 calls.
4099 (Um): New constraint.
4101 2009-05-15 Jan Hubicka <jh@suse.cz>
4103 Revert the following patch until testsuite fallout is fixed:
4104 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4105 * cgraph.h (struct inline_summary): New filed self_wize,
4106 size_inlining_benefit, self_time and time_inlining_benefit.
4107 (struct cgraph_global_info): Replace insns by time ans size fields.
4108 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4109 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4110 (ipcp_update_callgraph): Do not touch function bodies.
4111 * ipa-inline.c: Include except.h
4112 (MAX_TIME): New constant.
4113 (overall_insns): Remove
4114 (overall_size, max_benefit): New static variables.
4115 (cgraph_estimate_time_after_inlining): New function.
4116 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4117 (cgraph_clone_inlined_nodes): Update size.
4118 (cgraph_mark_inline_edge): Update size.
4119 (cgraph_estimate_growth): Use size info.
4120 (cgraph_check_inline_limits): Check size.
4121 (cgraph_default_inline_p): Likewise.
4122 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4123 (cgraph_decide_recursive_inlining): Check size.
4124 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4125 and times.
4126 (cgraph_decide_inlining): Likewise.
4127 (cgraph_decide_inlining_incrementally): Likewise; honor
4128 PARAM_EARLY_INLINING_INSNS.
4129 (likely_eliminated_by_inlining_p): New predicate.
4130 (estimate_function_body_sizes): New function.
4131 (compute_inline_parameters): Use it.
4132 * except.c (must_not_throw_labels): New function.
4133 * except.h (must_not_throw_labels): Declare.
4134 * tree-inline.c (init_inline_once): Kill inlining_weigths
4135 * tree-ssa-structalias.c: Avoid uninitialized warning.
4136 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4137 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4138 (PARAM_INLINE_CALL_COST): Remove.
4139 (PARAM_EARLY_INLINING_INSNS): New.
4141 2009-05-15 Richard Guenther <rguenther@suse.de>
4143 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
4144 not TODO_update_ssa.
4146 2009-05-15 Richard Guenther <rguenther@suse.de>
4148 PR tree-optimization/39999
4149 * gimple.h (gimple_expr_type): Use the expression type looking
4150 through useless conversions.
4151 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
4152 (vn_nary_op_insert_stmt): Likewise.
4153 (simplify_binary_expression): Likewise.
4155 2009-05-15 Richard Guenther <rguenther@suse.de>
4157 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4158 New options, enabled by default.
4159 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
4160 Document.
4161 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
4162 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
4163 * tree-ssa-structalias.c (gate_tree_pta): New function.
4164 (pass_build_alias): Use it.
4166 2009-05-15 Joseph Myers <joseph@codesourcery.com>
4168 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
4169 recurse on an invariant address if a conversion from a pointer
4170 type to a wider integer type is involved.
4172 2009-05-15 Jan Hubicka <jh@suse.cz>
4174 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4175 * cgraph.h (struct inline_summary): New filed self_wize,
4176 size_inlining_benefit, self_time and time_inlining_benefit.
4177 (struct cgraph_global_info): Replace insns by time ans size fields.
4178 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
4179 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
4180 (ipcp_update_callgraph): Do not touch function bodies.
4181 * ipa-inline.c: Include except.h
4182 (MAX_TIME): New constant.
4183 (overall_insns): Remove
4184 (overall_size, max_benefit): New static variables.
4185 (cgraph_estimate_time_after_inlining): New function.
4186 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
4187 (cgraph_clone_inlined_nodes): Update size.
4188 (cgraph_mark_inline_edge): Update size.
4189 (cgraph_estimate_growth): Use size info.
4190 (cgraph_check_inline_limits): Check size.
4191 (cgraph_default_inline_p): Likewise.
4192 (cgraph_edge_badness): Compute badness based on benefit and size cost.
4193 (cgraph_decide_recursive_inlining): Check size.
4194 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
4195 and times.
4196 (cgraph_decide_inlining): Likewise.
4197 (cgraph_decide_inlining_incrementally): Likewise; honor
4198 PARAM_EARLY_INLINING_INSNS.
4199 (likely_eliminated_by_inlining_p): New predicate.
4200 (estimate_function_body_sizes): New function.
4201 (compute_inline_parameters): Use it.
4202 * except.c (must_not_throw_labels): New function.
4203 * except.h (must_not_throw_labels): Declare.
4204 * tree-inline.c (init_inline_once): Kill inlining_weigths
4205 * tree-ssa-structalias.c: Avoid uninitialized warning.
4206 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
4207 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
4208 (PARAM_INLINE_CALL_COST): Remove.
4209 (PARAM_EARLY_INLINING_INSNS): New.
4210 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
4211 (inline-call-cost): Remove.
4212 (early-inlining-insns): New.
4214 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
4216 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
4217 for bounds.
4218 (print_int_cst_bounds_in_octal_p): Likewise.
4219 (dbxout_type): Adjust calls to above functions. Be prepared to deal
4220 with subtypes.
4221 * dwarf2out.c (base_type_die): Likewise.
4222 (is_subrange_type): Delete.
4223 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
4224 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
4225 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
4226 if the destination type is boolean.
4227 (build_range_check): Do not special-case subtypes.
4228 (fold_sign_changed_comparison): Likewise.
4229 (fold_unary): Likewise.
4230 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
4231 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
4232 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
4233 * tree.c (subrange_type_for_debug_p): New predicate based on the
4234 former is_subrange_type.
4235 * tree.h (subrange_type_for_debug_p): Declare.
4236 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
4237 (convert_affine_scev): Remove call to above function.
4238 (chrec_convert_aggressive): Likewise.
4239 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
4240 false for conversions involving subtypes.
4241 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
4242 (vrp_val_min): Likewise.
4243 (needs_overflow_infinity): Likewise.
4244 (extract_range_from_unary_expr): Likewise.
4246 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
4248 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
4249 * config/frv/frv.c: Likewise.
4250 * config/s390/s390.c: Likewise.
4251 * config/sparc/sparc.h: Likewise.
4252 * config/i386/i386.h: Likewise.
4253 * config/i386/i386.c: Likewise.
4254 * config/crx/crx.c: Likewise.
4255 * config/m68hc11/m68hc11.h: Likewise.
4256 * config/iq2000/iq2000.c: Likewise.
4257 * config/mn10300/mn10300.h: Likewise.
4258 * config/mn10300/mn10300.c: Likewise.
4259 * config/m68k/m68k.c: Likewise.
4260 * config/rs6000/rs6000.c: Likewise.
4261 * config/rs6000/xcoff.h: Likewise.
4262 * config/rs6000/linux64.h: Likewise.
4263 * config/rs6000/sysv4.h: Likewise.
4264 * config/score/score3.c: Likewise.
4265 * config/score/score7.c: Likewise.
4266 * config/score/score.c: Likewise.
4267 * config/arm/arm.md: Likewise.
4268 * config/mips/mips.c: Likewise.
4269 * config/mips/mips.md: Likewise.
4270 * config/bfin/bfin.h: Likewise.
4271 * config/pa/pa.c: Likewise.
4272 * config/pa/constraints.md: Likewise.
4274 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
4275 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
4276 * config/pdp11/pdp11.h: Use memory_address_p instead.
4278 2009-05-14 Ian Lance Taylor <iant@google.com>
4280 * passes.c (finish_optimization_passes): Change i to int.
4281 * plugin.c (plugins_active_p): Change event to int.
4282 (dump_active_plugins): Likewise.
4283 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
4284 Add cast.
4285 * tree.c (tree_range_check_failed): Change c to unsigned int.
4286 (omp_clause_range_check_failed): Likewise.
4287 (build_common_builtin_nodes): Change mode to int. Add cast.
4288 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
4289 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
4291 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
4292 ++ or -- with a variable of enum type.
4294 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4296 PR driver/40144
4297 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
4299 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4301 * store-motion.c: Do not include params.h
4302 * Makefile.in: Fix dependencies for various files.
4304 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4306 * auto-inc-dec.c: Fix pass description, remove apparent
4307 accidental duplication.
4309 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
4311 PR middle-end/40147
4312 * ipa-utils.h (memory_identifier_string): Moved to ...
4313 * tree.h (memory_identifier_string): Here. Add GTY(()).
4315 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
4317 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
4318 in the former documentation of...
4319 (GO_IF_LEGITIMATE_ADDRESS): ... this.
4320 * ira-conflicts.c (get_dup_num): Use address_operand.
4321 * targhooks.c (default_legitimate_address_p): New.
4322 * targhooks.h (default_legitimate_address_p): New.
4323 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
4324 Call hook.
4325 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
4326 * target.h (struct target): Add legitimate_address_p.
4327 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
4328 (TARGET_INITIALIZER): Include it.
4330 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4331 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
4332 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
4333 (TARGET_LEGITIMATE_ADDRESS_P): New.
4335 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4336 (REG_OK_STRICT_P): Delete.
4337 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
4338 (frv_legitimate_address_p_1): ... this.
4339 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
4340 (frv_legitimate_address_p_1): ... the renamed old
4341 frv_legitimate_address_p.
4342 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
4343 (TARGET_LEGITIMATE_ADDRESS_P): New.
4345 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4346 * config/s390/s390-protos.h (legitimate_address_p): Remove.
4347 * config/s390/s390.c (legitimate_address_p): Rename to...
4348 (s390_legitimate_address_p): ... this, make static.
4349 (legitimize_address): Adjust call.
4350 (TARGET_LEGITIMATE_ADDRESS_P): New.
4351 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
4353 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4354 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
4355 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
4356 (TARGET_LEGITIMATE_ADDRESS_P): New.
4358 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4359 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
4360 * config/spu/spu.c (spu_legitimate_address): Rename to...
4361 (spu_legitimate_address_p): ... this, make static.
4362 (TARGET_LEGITIMATE_ADDRESS_P): New.
4364 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4365 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
4366 * config/sparc/sparc.c (legitimate_address_p): Rename to...
4367 (sparc_legitimate_address_p): ... this, make static and return bool.
4368 (legitimize_address): Adjust call.
4369 (TARGET_LEGITIMATE_ADDRESS_P): New.
4371 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4372 * config/i386/i386-protos.h (legitimate_address_p): Remove.
4373 * config/i386/i386.c (legitimate_address_p): Rename to...
4374 (ix86_legitimate_address_p): ... this, make static.
4375 (constant_address_p): Move after it, adjust call.
4376 (TARGET_LEGITIMATE_ADDRESS_P): New.
4378 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4379 * config/avr/avr-protos.h (legitimate_address_p): Remove.
4380 * config/avr/avr.c (legitimate_address_p): Rename to...
4381 (avr_legitimate_address_p): ... this, make static.
4382 (legitimize_address): Adjust call.
4383 (TARGET_LEGITIMATE_ADDRESS_P): New.
4385 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4386 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
4387 * config/crx/crx.c (crx_legitimate_address_p): Make static.
4388 (TARGET_LEGITIMATE_ADDRESS_P): New.
4390 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4391 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
4392 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
4393 (TARGET_LEGITIMATE_ADDRESS_P): New.
4395 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4396 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
4397 Remove.
4398 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
4399 Make static.
4400 (TARGET_LEGITIMATE_ADDRESS_P): New.
4402 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4403 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
4404 Remove.
4405 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
4406 Rename to...
4407 (m68hc11_legitimate_address_p): ... this, make static.
4408 (go_if_legitimate_address_internal): Rename to...
4409 (m68hc11_legitimate_address_p_1): ... this.
4410 (legitimize_address): Adjust call.
4411 (TARGET_LEGITIMATE_ADDRESS_P): New.
4413 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4414 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
4415 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
4416 (TARGET_LEGITIMATE_ADDRESS_P): New.
4418 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4419 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
4420 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
4421 (mn10300_legitimate_address_p): ... this, make static.
4422 (TARGET_LEGITIMATE_ADDRESS_P): New.
4424 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4425 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
4426 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
4427 (TARGET_LEGITIMATE_ADDRESS_P): New.
4429 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4430 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
4431 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
4432 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4433 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
4434 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
4435 (rs6000_legitimate_address_p): ... this, make static.
4436 (TARGET_LEGITIMATE_ADDRESS_P): New.
4437 (REG_MODE_OK_FOR_BASE_P): Delete.
4438 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
4440 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4441 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
4442 Delete.
4443 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
4444 static, adjust types.
4445 (TARGET_LEGITIMATE_ADDRESS_P): New.
4447 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4448 * config/score/score.c (score_address_p): Rename to...
4449 (score_legitimate_address_p): ... this.
4450 (TARGET_LEGITIMATE_ADDRESS_P): New.
4451 * config/score/score3.c (score3_address_p): Rename to...
4452 (score3_legitimate_address_p): ... this.
4453 * config/score/score7.c (score7_address_p): Rename to...
4454 (score7_legitimate_address_p): ... this.
4456 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
4457 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
4458 GO_IF_LEGITIMATE_ADDRESS): Delete.
4459 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
4460 thumb2_legitimate_address_p): Delete.
4461 (arm_legitimate_address_p): Rename to...
4462 (arm_legitimate_address_outer_p): ... this.
4463 * config/arm/constraints.md ("Uq"): Adjust call.
4464 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
4465 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
4466 to...
4467 (arm_legitimate_address_outer_p): ... this.
4468 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
4469 static.
4470 (TARGET_LEGITIMATE_ADDRESS_P): New.
4472 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4473 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
4474 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
4475 (TARGET_LEGITIMATE_ADDRESS_P): New.
4477 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4478 * config/vax/vax-protos.h (legitimate_address_p): Remove.
4479 * config/vax/vax.c (legitimate_address_p): Rename to...
4480 (vax_legitimate_address_p): ... this, make static.
4481 (TARGET_LEGITIMATE_ADDRESS_P): New.
4483 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4484 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
4485 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
4486 (TARGET_LEGITIMATE_ADDRESS_P): New.
4488 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4489 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
4490 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
4491 (mmix_legitimate_address_p): ... this, make static.
4492 (TARGET_LEGITIMATE_ADDRESS_P): New.
4494 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
4495 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
4496 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
4497 (TARGET_LEGITIMATE_ADDRESS_P): New.
4499 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
4501 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
4502 of MODE_COMPLEX_INT.
4504 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4506 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
4507 LCT_NORMAL in function call.
4508 * mips-tdump.c (print_file_desc): Add cast to enum type.
4509 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
4510 (mark_stabs): Add casts to enum types.
4511 (parse_stabs_common): Add casts to enum types.
4513 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
4515 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
4516 Check for invalid values of LETTER.
4518 2009-05-13 Taras Glek <tglek@mozilla.com>
4520 * attribs.c (register_attribute): moved out attribute registration
4521 into register_attribute.
4522 * doc/plugins.texi: Documented register_attribute and
4523 PLUGIN_ATTRIBUTES.
4524 * gcc-plugin.h: Added forward decl for register_attribute.
4525 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
4526 * plugin.c (register_callback, invoke_plugin_callbacks): Added
4527 PLUGIN_ATTRIBUTES boilerplate.
4529 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
4531 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
4532 values even in sentinel and empty entries.
4533 (ms_printf_flag_specs): Likewise.
4534 (ms_scanf_flag_specs): Likewise.
4535 (ms_strftime_flag_specs): Likewise.
4536 (ms_print_char_table): Likewise.
4537 (ms_scan_char_table): Likewise.
4538 (ms_time_char_table): Likewise.
4540 2009-05-13 Doug Kwan <dougkwan@google.com>
4542 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
4544 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
4546 * config/mips/mips.md (store): Add attributes for QI and HI.
4547 Update comment.
4548 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
4549 (truncdi<mode>2): ... this new pattern.
4551 2009-05-13 Brad Hards <bradh@kde.org>
4553 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
4555 2009-05-14 Jakub Jelinek <jakub@redhat.com>
4556 Ben Elliston <bje@au.ibm.com>
4558 PR middle-end/40035
4559 * dse.c (check_mem_read_rtx): Guard against width == -1.
4561 2009-05-13 Michael Matz <matz@suse.de>
4563 PR middle-end/39976
4564 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
4565 (trivially_conflicts_p): New function.
4566 (insert_backedge_copies): Use it.
4568 2009-05-13 Janis Johnson <janis187@us.ibm.com>
4570 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
4571 (handle_stdc_pragma): Use new enum constant names.
4572 (handle_pragma_float_const_decimal64): Ditto.
4574 2009-05-13 Ian Lance Taylor <iant@google.com>
4576 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
4577 tree.def.
4579 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
4581 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
4582 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
4583 multilibs.
4584 * config/m68k/m68k.h (FL_UCLINUX): Define.
4586 2009-05-13 Jan Hubicka <jh@suse.cz>
4588 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
4590 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4592 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
4593 unless -fschedule-insns is specified.
4595 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4597 PR target/39561
4598 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
4599 TARGET_EXPAND_CBRANCHDI4.
4600 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
4601 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
4602 (cmpeqdi): Fix comment.
4604 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4606 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
4607 (sh_legitimate_address_p): Likewise.
4608 * config/sh/sh.c (sh_legitimate_index_p): New.
4609 (sh_legitimate_address_p): Likewise.
4610 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
4611 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
4612 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
4613 (MAYBE_BASE_REGISTER_RTX_P): New macro.
4614 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
4615 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
4616 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
4617 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
4618 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
4620 2009-05-12 Jan Hubicka <jh@suse.cz>
4622 * tree-inline.c (estimate_operator_cost): Add operands;
4623 when division happens by constant, it is cheap.
4624 (estimate_num_insns): Loads and stores are not having cost of 0;
4625 EH magic stuff is cheap; when computing runtime cost of switch,
4626 use log2 base of amount of its cases; builtin_expect has cost of 0;
4627 compute cost for moving return value of call.
4628 (init_inline_once): Initialize time_based flags.
4629 * tree-inline.h (eni_weights_d): Add time_based flag.
4631 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
4633 * df-core.c: Update head documentation.
4635 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4637 PR bootstrap/40118
4638 * rs6000.c (rs6000_generate_compare): Use op1b instead of
4639 shadowing exisiting variable op1.
4641 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
4643 PR target/37179
4644 * config/i386/driver-i386.c (processor_signatures): New enum.
4645 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
4646 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
4647 processor signature to detect geode processor.
4649 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
4651 Revert:
4653 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
4655 * optabs.c (prepare_cmp_insn): Temporarily disable test that
4656 causes spurious differences between trunk and cond-optab branch.
4658 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
4660 * dojump.c (compare_from_rtx): Delete.
4661 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
4662 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
4663 if the comparison does not satisfy the predicate; test predicates for
4664 operands 2 and 3 of a cstore pattern. Don't try cstore optab
4665 further if one existing pattern fails.
4666 * expr.h (compare_from_rtx): Delete.
4667 (prepare_operand): Declare it.
4668 * optabs.c: Change "lib call" to "libcall" throughout.
4669 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
4670 HAVE_conditional_trap, emit_cmp_insn): Delete.
4671 (can_compare_p): Delete cmp_optab case.
4672 (prepare_float_lib_cmp): Return an rtx and a machine mode.
4673 Accept other parameters by value.
4674 (prepare_operand): Make non-static.
4675 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
4676 other parameters by value. Try to widen operands here based on
4677 an optab_methods argument and looking at cbranch_optab.
4678 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
4679 loop. Use cbranch_optab directly.
4680 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
4681 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
4682 assertion.
4683 (emit_conditional_move, emit_conditional_add): Inline what's needed
4684 of compare_from_rtx, using new prepare_cmp_insn for the rest.
4685 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
4686 with COMPARE. Move cmov_optab and cstore_optab above
4687 with cbranch_optab, move cmp_optab down with ucmp_optab,
4688 remove tst_otpab. Do not initialize trap_rtx.
4689 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
4690 for trap code. Do not check HAVE_conditional_trap. Use
4691 prepare_cmp_insn. Accept no predicate for operand 3.
4692 * optabs.h (OTI_cmp): Mark as used only for libcalls.
4693 (OTI_ctrap, ctrap_optab): New.
4694 (tst_optab): Delete.
4695 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
4696 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
4697 with lookup of ctrap_optab.
4698 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
4699 Delete.
4700 (ctrap_optab): New.
4702 * combine.c (combine_simplify_rtx, simplify_set): Do not
4703 special case comparing against zero for cc0 machines.
4704 * simplify-rtx.c (simplify_binary_operation_1): Never remove
4705 COMPARE on cc0 machines.
4706 (simplify_relational_operation): Return a new expression when
4707 a COMPARE could be removed.
4708 * final.c (final_scan_insn): Compare cc_status values
4709 against LHS of a (compare FOO (const_int 0)) cc0 source.
4710 Also check if cc_status.value is the full compare.
4712 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
4713 (cstoreMM4): Document.
4714 (conditional_trap): Document ctrapMM4 instead.
4715 (sync_compare_and_swapMM): Refer to cbranchcc4.
4716 (Dependent Patterns): Eliminate obsolete information referring to
4717 the old jump optimization phase.
4718 (Canonicalization): Include cbranchcc4 case, omit canonicalization
4719 of compares with 0 on cc0 machines.
4720 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
4721 avoiding references to cc0. Remove text about storing operands
4722 in cmpMM.
4723 * doc/tm.texi (Condition Codes): Include blurb on different
4724 condition code representations, separate into subsections for
4725 CC0, MODE_CC and conditional execution.
4727 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
4728 alpha_emit_setcc): Accept operands and a machine mode.
4729 * config/alpha/alpha.c (alpha_emit_conditional_branch):
4730 Get code/op0/op1 from operands, use machine mode argument
4731 instead of alpha_compare.fp_p. Emit the branch here.
4732 (alpha_emit_setcc): Likewise, and return boolean.
4733 (alpha_emit_conditional_move): Likewise. Assert that
4734 cmp_op_mode == cmp_mode, and simplify accordingly.
4735 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
4736 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
4737 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
4738 Delete.
4739 (stack probe test): Use cbranchdi4.
4740 * config/alpha/predicates.md (alpha_cbranch_operator): New.
4742 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
4743 * config/arc/arc.h (movsicc, movsfcc): Use it.
4744 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
4745 (cbranchsi4, cstoresi4): New.
4746 (cmpsi, bCC and sCC expanders): Remove.
4748 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
4749 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
4750 * config/arm/predicates.md (arm_comparison_operator): Only include
4751 floating-point operators if there is a hardware floating-point unit.
4752 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
4753 deferring to cbranch_cc and cstore_cc respectively.
4754 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
4755 cbranch_cc, cstore_cc): New.
4756 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
4757 arm_compare_op1.
4758 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
4760 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
4761 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
4762 as an argument.
4763 (adjust_insn_length): Adjust calls.
4764 (avr_reorg): Handle (compare (foo) (const_int 0)).
4765 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
4766 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
4767 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
4768 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
4769 (bCC): Remove.
4770 (cbranchqi4, cbranchhi4, cbranchsi4): New.
4771 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
4773 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
4774 (cbranchsi4, cstorebi4, cstoresi4): New.
4775 (movbisi): This insn is duplicate, split it to zero_extend.
4776 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
4777 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
4778 (bfin_optimize_loop): Use cbranch expander.
4779 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
4780 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
4781 (bfin_bimode_comparison_operator): ... this.
4782 (bfin_direct_comparison_operator): New.
4784 * config/cris/cris.c (cris_normal_notice_update_cc): Look
4785 inside (compare FOO (const_int 0)).
4786 (cris_rtx_costs): Handle ZERO_EXTRACT.
4787 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
4788 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
4789 (*tstdi_v32): Delete.
4790 (*cmpdi_non_v32): Add M alternative for operand 1.
4791 (cmpsi, cmp<mode>): Make private.
4792 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
4793 with COMPARE.
4794 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
4796 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
4797 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
4798 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
4799 (cc_reg_operand): New.
4800 (any_cond): Delete.
4801 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
4802 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
4803 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
4804 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
4805 crx_expand_scond): Delete.
4807 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
4808 (cbranchsi4): New.
4809 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
4810 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
4812 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
4813 cstoresi4, cstoresf4, cstoredf4): New.
4814 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
4815 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
4816 Receive the entire operands array.
4817 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
4818 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
4819 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
4820 Get test/op0/op1 from the operands array.
4821 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
4823 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
4824 (h8300_expand_store): New.
4825 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
4826 (const_int 0)).
4827 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
4828 (h8300_expand_store): New.
4829 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
4830 or do not try to produce (set (cc0) REG).
4831 (peepholes): Wrap arguments with COMPARE. Add a peephole to
4832 change a compare into a move to a scratch register. Disable some
4833 peepholes when comparing with zero.
4834 (tstsi, tsthi, tstsi, cmpqi): Make private.
4835 (cmphi): Delete.
4836 (bCC, sCC): Delete.
4837 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
4838 cstoresi4): New.
4840 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
4841 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
4842 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
4843 (ix86_emit_i387_log1p): Use cbranchxf2.
4844 (ix86_expand_setcc): Return void.
4845 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
4846 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
4847 cmp<MODEF>, cmpcc): Remove.
4848 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
4849 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
4850 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
4851 (sCC and bCC expanders): Remove.
4852 (stack_protect_test): Use cbranchcc4.
4854 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
4855 Delete.
4856 (ia64_expand_compare): Accept three rtx by reference and return void.
4857 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
4858 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
4859 from *expr. Update *expr with the BImode comparison to do.
4860 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
4861 cmptf, bCC, sCC, conditional_trap): Delete.
4862 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
4863 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
4864 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
4865 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
4866 * config/ia64/predicates.md (ia64_cbranch_operator): New.
4868 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
4869 type of last argument.
4870 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
4871 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
4872 use machine mode argument instead of branch_type. Remove dead
4873 code for floating-point comparisons.
4874 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
4875 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
4876 Remove.
4877 (cbranchsi4, cstoresi4): New.
4878 * config/iq2000/predicates.md (reg_or_const_operand): New.
4880 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
4881 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
4882 (b<code>_op): Rewrite to...
4883 (bcc_op): ... this, using match_operator.
4884 (s<code>_op): Rewrite to...
4885 (scc_op): ... this, using match_operator.
4886 (s<code>_24_op): Rewrite to...
4887 (scc_op_24): ... this, using match_operator.
4888 (s<code>_<mode>): Rewrite to...
4889 (cstore<mode>4): ... this, using match_operator.
4890 (s<code>_<mode>_24): Rewrite to...
4891 (cstore<mode>4_24): ... this, using match_operator.
4892 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
4893 m32c_unpend_compare, m32c_expand_scc): Delete.
4894 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
4895 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
4896 (m32c_expand_movcc): Change NE to EQ if necessary.
4897 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
4899 * config/m32r/m32r-protos.h (gen_cond_store): New.
4900 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
4901 (gen_cond_store): New, from sCC patterns.
4902 (m32r_expand_block_move): Use cbranchsi4.
4903 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
4904 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
4905 (cbranchsi4, cstoresi4): New.
4907 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
4908 Delete.
4909 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
4910 (m68hc11_notice_update_cc): Look into a compare with 0.
4911 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
4912 Delete.
4913 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
4914 cmphi, cmpqi, bCC): Delete.
4915 (cbranchsi4, cbranchhi4, cbranchqi4): New.
4916 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
4917 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
4918 sets with COMPARE.
4920 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
4921 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
4922 * config/m68k/constraints.md (H): New.
4923 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
4924 the define_insn below.
4925 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
4926 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
4927 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
4928 patterns): Wrap RHS with COMPARE.
4929 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
4930 (*cmpdi_internal): Name this pattern.
4931 (cmpdi): Change to define_insn.
4932 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
4933 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
4934 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
4935 predicate.
4936 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
4937 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
4938 (conditional_trap): Change to...
4939 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
4940 (*conditional_trap): Use the ordered_comparison_operator and
4941 const1_operand predicates.
4942 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
4943 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
4944 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
4945 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
4947 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
4948 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
4949 (mcore_gen_compare): New.
4950 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
4951 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
4952 (mcore_gen_compare): ... this.
4953 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
4954 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
4955 (stack probe pattern): Use cbranchsi4.
4957 * config/mips/predicates.md (mips_cstore_operator): New.
4958 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
4959 * config/mips/mips.md (any_cond): Delete.
4960 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
4961 always succeed.
4962 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
4963 fixuns_truncsfdi2): Use cbranch patterns.
4964 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
4965 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
4966 Adjust call to mips_expand_conditional_branch.
4967 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
4968 cstore<GPR:mode>4.
4969 * config/mips/mips-protos.h (mips_expand_conditional_branch,
4970 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
4971 * config/mips/mips.c (cmp_operands): Delete.
4972 (mips_emit_compare): Get comparison operands from *op0/*op1.
4973 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
4974 that it succeeds. Use op0/op1 instead of cmp_operands.
4975 (mips_expand_conditional_branch, mips_expand_conditional_move,
4976 mips_expand_conditional_trap): Likewise.
4977 (mips_block_move_loop): Use cbranch patterns.
4978 * config/mips/mips.h (cmp_operands): Delete.
4980 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
4981 (mmix_gen_compare_reg): Just return a register in the right CC mode.
4982 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
4983 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
4984 (*cmpcc_folded): Rename to...
4985 (*cmpdi_folded): this.
4986 (*cmpcc): Rename to...
4987 (*cmps): ... this.
4988 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
4989 (bCC): Remove.
4990 (cbranchdi4): New.
4991 (cbranchdf4): New. Handle invalid comparisons here.
4992 * config/mmix/predicates.md (float_comparison_operator): New.
4994 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
4995 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
4996 * config/mn10300/mn10300.md (tst): Delete.
4997 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
4998 Name these patterns and wrap RHS in a compare.
4999 (*cmpsi): Make this pattern private. Include tst.
5000 (*cmpsf): Make this pattern private.
5001 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
5002 (compare with zero peepholes): Likewise.
5003 (bCC): Remove.
5004 (cbranchsi4, cbranchsf4): New.
5005 (casesi): Use cbranchsi4.
5007 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
5008 hppa_branch_type): Delete.
5009 (return_addr_rtx): Use cbranchsi4.
5010 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
5011 Emit CCFPmode comparison here.
5012 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
5013 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
5014 hppa_branch_type): Delete.
5015 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
5016 (movsicc, movdicc): Remove references to hppa_compare_op0,
5017 hppa_compare_op1 and compare_from_rtx.
5018 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
5019 (casesi): Use cbranchsi4.
5021 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
5022 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
5023 * config/pdp11/pdp11.md (register_or_const0_operand): New.
5024 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
5025 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
5026 (bCC): Delete.
5027 (cbranchdf4, cbranchhi4, cbranchqi4): New.
5028 (*branch, *branch_inverted): New.
5030 * config/picochip/picochip.md (cbranchhi4): Use
5031 ordered_comparison_operator.
5032 (cmphi, bCC): Remove.
5034 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
5035 (trap_comparison_operator): Delete.
5036 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
5037 rs6000_emit_cbranch): Accept mode and operands.
5038 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
5039 rs6000_compare_fp_p): Delete.
5040 (rs6000_generate_compare): Accept mode and comparison. Extract code
5041 and op0/op1 from there. Replace references to rs6000_compare_op0
5042 and rs6000_compare_op1.
5043 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
5044 extract result from passed operands.
5045 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
5046 extract loc from passed operands.
5047 (rs6000_emit_cmove): Likewise.
5048 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
5049 rs6000_compare_fp_p): Delete.
5050 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
5051 (cbranch<GPR>4, cbranch<FP>4): New.
5052 (cstore<mode>4): New. Consolidate here all choices about when to use
5053 portable or specialized sCC sequences.
5054 (stack_protect_test): Use cbranchsi4.
5055 (conditional_trap): Replace with ctrap<GPR>4.
5056 (conditional trap insn): Replace trap_comparison_operator with
5057 ordered_comparison_operator.
5059 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
5060 (s390_emit_prologue): Use ctrap.
5061 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
5062 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
5063 New predicates replacing...
5064 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
5065 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
5066 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
5067 (add<mode>cc): Do not use s390_compare_op0/op1.
5068 (s<code>): Change to...
5069 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
5070 (seq): Change to...
5071 (cstorecc4): ... this. Handle EQ or NE equally.
5072 (*sne): Un-privatize for use in cstorecc4.
5073 (b<code>): Change to...
5074 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
5075 (conditional_trap): Replace with...
5076 (ctrap<GPR>4, ctrap<FP>4): ... these.
5077 (stack_protect): Use cbranchcc4.
5079 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
5080 * config/score/score-protos.h (score_gen_cmp): Delete.
5081 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
5082 (score_block_move-loop): Use cbranchsi4.
5083 * config/score/score.md (cbranchsi4): New.
5084 (cmpsi, bCC): Delete.
5085 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
5086 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5087 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
5088 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
5089 * config/score/score3.h (score3_gen_cmp): Delete.
5090 * config/score/score7.h (score7_gen_cmp): Delete.
5092 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
5093 (sh_emit_scc_to_t): ... this. Return void.
5094 (from_compare): Rename to...
5095 (sh_emit_compare_and_branch): ... this.
5096 (sh_emit_compare_and_set): New.
5097 (sh_expand_t_scc): Accept operands.
5098 * config/sh/predicates.md (sh_float_comparison_operator): New.
5099 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
5100 (prepare_scc_operands): Rename to...
5101 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
5102 arguments.
5103 (sh_emit_cheap_store_flag): New.
5104 (sh_emit_set_t_insn): New.
5105 (from_compare): Rename to...
5106 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
5107 handling of TARGET_SH2E floating point to avoid recursive call.
5108 Generate branch here.
5109 (sh_emit_compare_and_set): New.
5110 (sh_expand_t_scc): Get op0/op1 from arguments.
5111 (sh_emit_cheap_store_flag): New.
5112 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
5113 cases.
5114 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
5115 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
5116 (movsicc, movdicc): Do nothing when it recreated operands from
5117 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
5118 prepare_scc_operands (now sh_emit_scc_to_t).
5119 (udivdi3): Use cstoresi4.
5120 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
5121 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
5122 (cbranchint4_media, cbranchfp4_media): New.
5123 (casesi): Use cbranchdi4.
5124 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
5125 Delete.
5126 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
5127 (movnegt): Remove second operand.
5128 (cbranchsf4, cbranchdf4): New.
5129 (stack_protect): Use cbranchdi4/cbranchsi4.
5131 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
5132 (gen_compare_reg): Accept comparison, extract part of it to...
5133 (gen_compare_reg_1): ... this.
5134 (gen_compare_operator): Delete.
5135 (gen_v9_scc): Accept separate destination, comparison code and arms.
5136 Do not use sparc_compare_op0/sparc_compare_op1.
5137 (emit_scc_insn, emit_conditional_branch_insn): New.
5138 (emit_v9_brxx): Make static. Remove useless assertion.
5139 (sparc_emit_float_lib_cmp): Return RTL instead of calling
5140 emit_cmp_insn.
5141 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
5142 * config/sparc/sparc-protos.h (gen_compare_reg,
5143 sparc_emit_float_lib_cmp): Adjust prototype.
5144 (emit_scc_insn, emit_conditional_branch_insn): New.
5145 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
5146 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
5147 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
5148 iterators to the top.
5149 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
5150 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
5151 snedi_special_trunc): Delete.
5152 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
5153 and snedi_special_trunc.
5154 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
5155 cbranchdi4, cbranch<F:mode>4): New.
5156 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
5157 here. Use gen_compare_reg instead of gen_compare_operator.
5158 (conditional_trap): Replace with...
5159 (ctrapsi4, ctrapdi4): ... this.
5160 (stack_protect_test): Use cbranchcc4.
5162 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
5163 argument to rtx.
5164 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
5165 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
5166 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
5167 from operands[0] or operands[3] depending on is_set.
5168 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
5169 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
5170 cmpdf, bCC), sCC: Remove.
5171 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
5172 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
5173 cstoredf4): New.
5174 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
5175 spu_emit_branch_or_set.
5177 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
5178 Add two arguments.
5179 * config/stormy16/stormy16.h (xstormy16_compare_op0,
5180 xstormy16_compare_op1): Delete.
5181 * config/stormy16/stormy16.c (xstormy16_compare_op0,
5182 xstormy16_compare_op1): Delete.
5183 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
5184 Adjust calls.
5185 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
5186 (cmphi, cmpsi, bCC): Remove.
5188 * config/v850/v850.md (tstsi, cmpsi): Fold into...
5189 (*cmpsi): ... this one.
5190 (cbranchsi4, cstoresi4): New.
5191 (bCC expanders): Delete.
5192 (sCC insns): Fold into...
5193 (*setcc): ... this one.
5194 (casesi): Do not use gen_cmpsi and gen_bgtu.
5195 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
5196 (movsicc): Simplify.
5197 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
5199 * config/vax/vax-protos.h (cond_name): New.
5200 (vax_output_conditional_branch): Remove.
5201 * config/vax/vax.c (cond_name): New.
5202 (vax_output_conditional_branch): Remove.
5203 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
5204 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
5205 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
5206 (bit<VAXint>): Wrap source with (compare).
5207 (b<code> and following unnamed pattern): Rename to *branch and
5208 *branch_reversed. Change macroization to match_operator.
5209 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
5211 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
5212 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
5213 Change last argument to machine_mode.
5214 (xtensa_expand_scc): Add machine_mode argument.
5215 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
5216 (gen_conditional_move, xtensa_expand_conditional_branch,
5217 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
5218 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
5219 Adjust operand numbers.
5220 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
5221 Delete.
5222 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
5223 (cmpsi, cmpsf, b<code>, s<code>): Delete.
5224 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
5226 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
5228 * optabs.c (prepare_cmp_insn): Temporarily disable test that
5229 causes spurious differences between trunk and cond-optab branch.
5231 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
5233 PR target/37137
5234 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
5236 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
5238 * tree.c (iterative_hash_pointer): Delete.
5239 (iterative_hash_expr): Short-circuit handling of NULL pointer.
5240 Hash UIDs and versions of SSA names. Don't special-case built-in
5241 function declarations.
5243 2009-05-11 Ian Lance Taylor <iant@google.com>
5245 PR bootstrap/40103
5246 * graphite.c: Force -Wc++-compat to only be a warning before
5247 #including "cloog/cloog.h".
5249 2009-05-11 Martin Jambor <mjambor@suse.cz>
5251 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
5253 2009-05-11 Jan Hubicka <jh@suse.cz>
5255 * tree-ssa-loop-ivcanon.c: Include target.h
5256 (struct loop_size): new structure.
5257 (constant_after_peeling): New predicate.
5258 (tree_estimate_loop_size): New function.
5259 (estimated_unrolled_size): Rewrite for new estimates.
5260 (try_unroll_loop_completely): Use new estimates.
5261 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
5263 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5265 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
5266 libcpp interface change.
5267 (spu_macro_to_expand): Likewise.
5269 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
5271 PR tree-optimization/40026
5272 * gimplify.c (gimplify_init_constructor): Change initial conditional
5273 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
5274 optimize_compound_literals_in_ctor.
5276 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
5278 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
5279 New devices.
5280 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
5282 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
5284 * tree-vect-data-refs.c (vect_analyze_group_access): Use
5285 HOST_WIDE_INT for gap.
5287 2009-05-11 Ira Rosen <irar@il.ibm.com>
5289 PR tree-optimization/40074
5290 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
5291 account in group size and step comparison.
5293 2009-05-11 Richard Guenther <rguenther@suse.de>
5295 * passes.c (init_optimization_passes): Strip now incorrect comment.
5296 (execute_function_todo): Do not set PROP_alias.
5297 * tree-pass.h (PROP_alias): Remove.
5298 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
5299 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
5300 * tree-nrv.c (pass_return_slot): Likewise.
5301 * tree-object-size.c (pass_object_sizes): Likewise.
5302 * tree-ssa-dom.c (pass_dominator): Likewise.
5303 (pass_phi_only_cprop): Likewise.
5304 * tree-ssa-dse.c (pass_dse): Likewise.
5305 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
5306 (pass_cselim): Likewise.
5307 * tree-ssa-pre.c (pass_pre): Likewise.
5308 (pass_fre): Likewise.
5309 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
5310 * tree-ssa-sink.c (pass_sink_code): Likewise.
5311 * tree-stdarg.c (pass_stdarg): Likewise.
5312 * tree-tailcall.c (pass_tail_calls): Likewise.
5313 * tree-vrp.c (pass_vrp): Likewise.
5315 2009-05-10 Ian Lance Taylor <iant@google.com>
5317 * basic-block.h (enum profile_status): Break out of struct
5318 control_flow_graph.
5319 * cgraph.h (struct inline_summary): Break out of struct
5320 cgraph_local_info.
5321 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
5322 of struct cgraph_order_sort.
5323 * combine.c (enum undo_kind): New enum, broken out of struct undo.
5324 * cse.c (struct branch_path): Break out of struct
5325 cse_basic_block_data.
5326 * except.h (enum eh_region_type): Break out of struct eh_region.
5327 * gcc.c (enum add_del): Break out of struct modify_target.
5328 * genrecog.c (enum decision_type): Break out of struct decision_test.
5329 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
5330 ggc_pch_data.
5331 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
5332 * regmove.c (enum match_use): New enum, broken out of struct match.
5333 * sched-int.h (enum post_call_group): New enum, broken out of
5334 struct deps.
5335 (struct deps_reg): Break out of struct deps.
5336 * target.h (struct asm_int_op): Break out of struct gcc_target.
5337 * tree-eh.c (struct goto_queue_node): Break out of struct
5338 leh_tf_state.
5339 * tree-inline.h (enum copy_body_cge_which): Break out of
5340 copy_body_data.
5341 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
5343 * c-decl.c (in_struct, struct_types): New static variables.
5344 (pushtag): Add loc parameter. Change all callers.
5345 (lookup_tag): Add ploc parameter. Change all callers.
5346 (check_compound_literal_type): New function.
5347 (parser_xref_tag): Add loc parameter. Change all callers. If
5348 -Wc++-compat, warn about struct/union/enum types defined within a
5349 struct or union.
5350 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
5351 and loc parameters. Change all callers. Change error calls to
5352 error_at, using loc. For a redefinition, if the location of the
5353 original definition is known, report it. Set in_struct and
5354 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
5355 (finish_struct): Add new parameters enclosing_in_struct and
5356 enclosing_struct_types. Change all callers. Set
5357 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
5358 in the struct. If in a struct, add this struct to struct_types.
5359 (start_enum): Add loc parameter. Change all callers. Use
5360 error_at for errors, using loc. For a redefinition, if the
5361 location of the original definition is known, report it. If in a
5362 struct, add this enum type to struct_types. If -Wc++-compat warn
5363 if in sizeof, typeof, or alignof.
5364 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
5365 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
5366 (c_parser_enum_specifier): Get enum location for start_enum.
5367 (c_parser_struct_or_union_specifier): Get struct location for
5368 start_struct. Save in_struct and struct_types status between
5369 start_struct and finish_struct.
5370 (c_parser_cast_expression): Get location of cast.
5371 (c_parser_alignof_expression): Get location of type.
5372 (c_parser_postfix_expression): Likewise.
5373 (c_parser_postfix_expression_after_paren_type): Add type_loc
5374 parameter. Change all callers. Call check_compound_literal_type.
5375 Use type_loc for error about variable size type.
5376 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
5377 of an enum constant from an enum type defined in a struct or union.
5378 (c_cast_expr): Add loc parameter. Change all callers. If
5379 -Wc++-compat, warn about defining a type in a cast.
5380 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
5381 (start_enum, start_struct, finish_struct): Update declarations.
5382 (parser_xref_tag, c_cast_expr): Update declarations.
5383 (check_compound_literal_type): Declare.
5385 2009-05-11 Ben Elliston <bje@au.ibm.com>
5387 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
5388 for recent libcpp interface change.
5389 (rs6000_macro_to_expand): Likewise.
5391 2009-05-10 Michael Matz <matz@suse.de>
5393 PR target/40031
5394 * config/arm/arm.c (require_pic_register): Emit on entry edge,
5395 not at entry of function.
5397 2009-05-10 Richard Guenther <rguenther@suse.de>
5399 PR tree-optimization/40081
5400 Revert
5401 * tree-sra.c (instantiate_element): Instantiate scalar replacements
5402 using the main variant of the element type. Do not fiddle with
5403 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
5405 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
5406 structs with volatile fields.
5408 2009-05-10 Jan Hubicka <jh@suse.cz>
5410 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
5411 (estimate_move_cost): Assert that it does not get called for
5412 VOID_TYPE_P.
5413 (estimate_num_insns): Skip VOID types in argument handling.
5414 (optimize_inline_calls): Delete unreachable blocks and verify that
5415 callgraph is valid.
5417 2009-05-10 Jan Hubicka <jh@suse.cz>
5419 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
5420 * cgraph.c (cgraph_mark_address_taken_node): New function.
5421 (dump_cgraph_node): Dump new flag.
5422 * cgraph.h (struct cgraph_node): Add address_taken.
5423 (cgraph_mark_address_taken_node): New function.
5424 * ipa.c (cgraph_postorder): Prioritize functions with address taken
5425 since new direct calls can be born.
5427 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5429 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
5430 tok->val.node.node.
5432 2009-05-10 Jan Hubicka <jh@suse.cz>
5434 PR middle-end/40084
5435 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
5436 argument; rewrite.
5437 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
5438 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
5439 * tree-inline.c (copy_bb): Set frequency correctly.
5440 (fold_marked_statements): Update call to
5441 cgraph_update_edges_for_call_stmt.
5443 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5445 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
5446 identifiers in diagnostics.
5447 * config/arm/arm.c (arm_handle_fndecl_attribute,
5448 arm_handle_isr_attribute): Likewise.
5449 * config/avr/avr.c (avr_handle_progmem_attribute,
5450 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
5451 * config/bfin/bfin.c (handle_int_attribute,
5452 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
5453 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
5454 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
5455 Likewise.
5456 * config/darwin.c (darwin_handle_kext_attribute,
5457 darwin_handle_weak_import_attribute): Likewise.
5458 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
5459 h8300_handle_eightbit_data_attribute,
5460 h8300_handle_tiny_data_attribute): Likewise.
5461 * config/i386/i386.c (ix86_handle_cconv_attribute,
5462 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
5463 * config/i386/winnt.c (ix86_handle_shared_attribute,
5464 ix86_handle_selectany_attribute): Likewise.
5465 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
5466 * config/m32c/m32c.c (function_vector_handler): Likewise.
5467 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
5468 m68hc11_handle_fntype_attribute): Likewise.
5469 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
5470 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
5471 * config/mips/mips.c (mips_insert_attributes,
5472 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
5473 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
5474 rs6000_handle_struct_attribute): Likewise.
5475 * config/sh/sh.c (sh_insert_attributes,
5476 sh_handle_resbank_handler_attribute,
5477 sh_handle_interrupt_handler_attribute,
5478 sh2a_handle_function_vector_handler_attribute,
5479 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
5480 Likewise.
5481 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
5482 * config/spu/spu.c (spu_handle_fndecl_attribute,
5483 spu_handle_vector_attribute): Likewise.
5484 * config/stormy16/stormy16.c
5485 (xstormy16_handle_interrupt_attribute): Likewise.
5486 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
5487 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
5489 2009-05-10 Joseph Myers <joseph@codesourcery.com>
5491 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
5492 (pp_translate_identifiers): New.
5493 (pp_identifier): Only conditionally translate identifier to locale
5494 character set.
5495 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
5496 (pp_base_tree_identifier): Only conditionally translate identifier
5497 to locale character set.
5498 * c-pretty-print.c (M_): Define.
5499 (pp_c_type_specifier, pp_c_primary_expression): Mark English
5500 fragments for conditional translation with M_.
5501 * tree-pretty-print.c (maybe_init_pretty_print): Disable
5502 identifier translation.
5504 2009-05-10 Richard Guenther <rguenther@suse.de>
5506 PR tree-optimization/40081
5507 * tree-sra.c (instantiate_element): Instantiate scalar replacements
5508 using the main variant of the element type. Do not fiddle with
5509 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
5511 2009-05-09 Jan Hubicka <jh@suse.cz>
5513 PR middle-end/40080
5514 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
5515 indirect calls; verify cgraph afterwards.
5517 2009-05-09 Jan Hubicka <jh@suse.cz>
5519 PR bootstrap/40082
5520 * ipa.c (update_inlined_to_pointer): New function.
5521 (cgraph_remove_unreachable_nodes): Use it.
5523 2009-05-09 Jan Hubicka <jh@suse.cz>
5525 * tree-eh.c (struct leh_state): Remove prev_try.
5526 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
5527 not track prev_try.
5528 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
5529 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
5530 remove_eh_handler_and_replace, foreach_reachable_handler,
5531 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
5532 * except.h (struct eh_region): Remove eh_region_u_cleanup.
5533 (gen_eh_region_cleanup): Update prototype.
5535 2009-05-09 Jan Hubicka <jh@suse.cz>
5537 PR middle-end/40043
5538 * except.c (copy_eh_region): Always set prev_try.
5539 (redirect_eh_edge_to_label): Find outer try.
5540 (foreach_reachable_handler): When looking for prev try
5541 handle case where previous try is not going to be taken.
5543 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
5545 PR tree-optimization/40049
5546 * tree-vect-stmts.c (vectorizable_operation): If the machine has
5547 only vector/vector shifts, convert the type of the constant to the
5548 appropriate type to avoid building incorrect trees, which
5549 eventually have problems with garbage collection.
5551 2009-05-08 Joseph Myers <joseph@codesourcery.com>
5553 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
5554 -1 for complex floating-point types if honoring signed zeros.
5556 2009-05-08 Jan Hubicka <jh@suse.cz>
5558 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
5559 argument; handle correctly when profile is absent.
5560 (build_cgraph_edges): Update.
5561 (rebuild_cgraph_edges): Update.
5562 * cgraph.c: Do not include varray.h.
5563 (cgraph_set_call_stmt_including_clones): New function.
5564 (cgraph_create_edge_including_clones): Likewise
5565 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
5566 (cgraph_update_edges_for_call_stmt): Handle clones.
5567 (cgraph_remove_node): Handle clone tree.
5568 (cgraph_remove_node_and_inline_clones): New function.
5569 (dump_cgraph_node): Dump clone tree.
5570 (cgraph_clone_node): Handle clone tree.
5571 (clone_function_name): Bring here from tree-inline.c.
5572 (cgraph_create_virtual_clone): New function.
5573 * cgraph.h (ipa_replace_map): Move here from ipa.h.
5574 (cgraph_clone_info): New function.
5575 (strut cgraph_node): Add clone_info and new clone tree pointers.
5576 (cgraph_remove_node_and_inline_clones,
5577 cgraph_set_call_stmt_including_clones,
5578 cgraph_create_edge_including_clones,
5579 cgraph_create_virtual_clone): Declare.
5580 (cgraph_function_versioning): Use VEC argument.
5581 (compute_call_stmt_bb_frequency): Update prototype.
5582 (cgraph_materialize_all_clones): New function.
5583 * ipa-cp.c (ipcp_update_cloned_node): Remove.
5584 (ipcp_create_replace_map): Update to VECtors.
5585 (ipcp_update_callgraph): Use virtual clones.
5586 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
5587 (ipcp_update_profiling): Do not update local profiling.
5588 (ipcp_insert_stage): Use VECtors and virtual clones.
5589 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
5590 (clone_of_p): New function.
5591 (cgraph_preserve_function_body_p): Use clone tree.
5592 (cgraph_optimize): Materialize clones.
5593 (cgraph_function_versioning): Update for VECtors.
5594 (save_inline_function_body): Use clone tree.
5595 (cgraph_materialize_clone): New function.
5596 (cgraph_materialize_all_clones): Likewise.
5597 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
5598 * ipa.c: Include gimple.h.
5599 (cgraph_remove_unreachable_nodes): Use clone tree.
5600 * ipa-prop.c (ipa_note_param_call): Update call to
5601 compute_call_stmt_bb_frequencycall.
5602 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
5603 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
5604 (copy_bb): Handle updating of clone tree; add new edge when new call
5605 appears.
5606 (expand_call_inline): Be strict about every call having edge.
5607 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
5608 (delete_unreachable_blocks_update_callgraph): New function.
5609 (tree_function_versioning): Use VECtors; always remove unreachable
5610 blocks and fold conditionals.
5611 * tree-inline.h: Do not include varray.h.
5612 (tree_function_versioning): Remove.
5613 * Makefile.in (GTFILES): Remove tree-inline.c
5614 * passes.c (do_per_function): Do only functions having body.
5615 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
5616 tree.
5618 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
5619 Andrew Morrow <acm@google.com>
5621 PR c/36892
5622 * c-common.c (c_common_attribute_table): Permit deprecated
5623 attribute to take an optional argument.
5624 (handle_deprecated_attribute): If the optional argument to
5625 __attribute__((deprecated)) is not a string ignore the attribute
5626 and emit a warning.
5628 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
5629 * c-typeck.c (build_component_ref): Likewise.
5630 (build_external_ref): Likewise.
5632 * toplev.c (warn_deprecated_use): Add an attribute argument.
5633 Emit the message associated with __attribute__((deprecated)).
5635 * toplev.h (warn_deprecated_use): Updated.
5637 * doc/extend.texi: Document new optional parameter to
5638 __attribute__((deprecated))
5640 2009-05-08 Michael Eager <eager@eagercon.com>
5642 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
5643 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
5645 2009-05-08 Richard Guenther <rguenther@suse.de>
5647 PR tree-optimization/40062
5648 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
5649 Avoid exponential behavior.
5651 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
5653 PR rtl-optimization/33928
5654 PR 26854
5655 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
5656 process_uses, build_single_def_use_links): New.
5657 (update_df): Update use_def_ref.
5658 (forward_propagate_into): Use get_def_for_use instead of use-def
5659 chains.
5660 (fwprop_init): Call build_single_def_use_links and let it initialize
5661 dataflow.
5662 (fwprop_done): Free use_def_ref.
5663 (fwprop_addr): Eliminate duplicate call to df_set_flags.
5664 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
5665 df_rd_simulate_one_insn): New.
5666 (df_rd_bb_local_compute_process_def): Update head comment.
5667 (df_chain_create_bb): Use the new RD simulation functions.
5668 * df.h (df_rd_simulate_artificial_defs_at_top,
5669 df_rd_simulate_one_insn): New.
5670 * opts.c (decode_options): Enable fwprop at -O1.
5671 * doc/invoke.texi (-fforward-propagate): Document this.
5673 2009-05-08 Joseph Myers <joseph@codesourcery.com>
5675 PR c/24581
5676 * c-typeck.c (build_binary_op): Handle arithmetic between one real
5677 and one complex operand specially.
5678 * tree-complex.c (some_nonzerop): Do not identify a real value as
5679 zero if flag_signed_zeros.
5681 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
5683 PR rtl-optimization/33928
5684 * loop-invariant.c (record_use): Fix && vs. || mishap.
5686 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
5688 PR rtl-optimization/33928
5689 * loop-invariant.c (struct use): Add addr_use_p.
5690 (struct def): Add n_addr_uses.
5691 (struct invariant): Add cheap_address.
5692 (create_new_invariant): Set cheap_address.
5693 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
5694 (record_uses): Pass df_ref to record_use.
5695 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
5696 used only as such.
5698 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5700 * config/sh/sh.c: Do not include c-pragma.h.
5702 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
5704 * config/spu/spu.c: Remove include of c-common.h.
5706 2009-05-07 Janis Johnson <janis187@us.ibm.com>
5708 PR c/39037
5709 * c-common.h (mark_valid_location_for_stdc_pragma,
5710 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
5711 clear_float_const_decimal64, float_const_decimal64_p): New.
5712 * c.opt (Wunsuffixed-float-constants): New.
5713 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
5714 unsuffixed float constant, handle new warning.
5715 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
5716 * c-decl.c (c_scope): New flag float_const_decimal64.
5717 (set_float_const_decimal64, clear_float_const_decimal64,
5718 float_const_decimal64_p): New.
5719 (push_scope): Set new flag.
5720 * c-parser.c (c_parser_translation_unit): Mark when it's valid
5721 to use STDC pragmas.
5722 (c_parser_external_declaration): Ditto.
5723 (c_parser_compound_statement_nostart): Ditto.
5724 * c-pragma.c (valid_location_for_stdc_pragma,
5725 mark_valid_location_for_stdc_pragma,
5726 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
5727 handle_pragma_float_const_decimal64): New.
5728 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
5729 * cp/semantics.c (valid_location_for_stdc_pragma_p,
5730 set_float_const_decimal64, clear_float_const_decimal64,
5731 float_const_decimal64_p): New dummy functions.
5732 * doc/extend.texi (Decimal Float): Remove statement that the
5733 pragma, and suffix for double constants, are not supported.
5734 * doc/invoke.texi (Warning Options): List new option.
5735 (-Wunsuffixed-float-constants): New.
5737 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
5739 * config/i386/i386.c: Do not include c-common.h.
5741 2009-05-07 Mark Heffernan <meheff@google.com>
5743 * doc/invoke.texi (Debugging Options): Document change of debugging
5744 dump location.
5745 * opts.c (decode_options): Make dump_base_name relative to
5746 aux_base_name directory.
5748 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5750 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
5751 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
5753 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
5755 * Makefile.in (install-plugin): Simplify a bit.
5757 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
5759 * Makefile.in (OBJS-common): Add regcprop.o.
5760 (regcprop.o): New.
5761 * timevar.def (TV_CPROP_REGISTERS): New.
5762 * regrename.c (regrename_optimize): Return 0.
5763 (rest_of_handle_regrename): Delete.
5764 (pass_rename_registers): Point to regrename_optimize.
5765 (struct value_data_entry, struct value_data,
5766 kill_value_one_regno, kill_value_regno, kill_value,
5767 set_value_regno, init_value_data, kill_clobbered_value,
5768 kill_set_value, kill_autoinc_value, copy_value,
5769 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
5770 replace_oldest_value_reg, replace_oldest_value_addr,
5771 replace_oldest_value_mem, copyprop_hardreg_forward_1,
5772 debug_value_data, validate_value_data): Move...
5773 * regcprop.c: ... here.
5774 (rest_of_handle_cprop): Delete.
5775 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
5777 2009-05-07 Jakub Jelinek <jakub@redhat.com>
5779 PR middle-end/40057
5780 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
5781 GEN_INT for 1 << bitnum.
5782 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
5783 build_int_cst_type.
5785 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
5787 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
5788 Remove wrong description of "nand" operation.
5790 2009-05-06 Richard Guenther <rguenther@suse.de>
5791 Adam Nemet <anemet@caviumnetworks.com>
5793 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
5794 comment. Add that if LHS is not a gimple register, then RHS1 has
5795 to be a single object (GIMPLE_SINGLE_RHS).
5797 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
5799 * expr.c (get_def_for_expr): Move it up in the file.
5800 (store_field): When expanding a bit-field store, look at the
5801 defining gimple stmt for the masking conversion.
5803 2009-05-06 Janis Johnson <janis187@us.ibm.com>
5805 PR middle-end/39986
5806 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
5807 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
5808 32-bit memcpy into long.
5810 2009-05-06 Jakub Jelinek <jakub@redhat.com>
5812 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
5813 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
5814 new_reg_loc_descr.
5815 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
5816 instead of appending DW_OP_deref*.
5818 2009-05-06 Michael Matz <matz@suse.de>
5820 PR middle-end/40021
5821 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
5822 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
5824 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
5826 * Makefile.in (install-plugin): Fix srcdir handling.
5828 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
5830 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
5831 when processing for not_regs_needed bitmap.
5832 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
5833 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
5834 handling it for rhs.
5836 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
5838 * config/i386/i386.md (unnamed inc/dec peephole): Use
5839 optimize_insn_for_size_p instead of optimize_size.
5840 * config/i386/predicates.md (incdec_operand): Likewise.
5841 (aligned_operand): Likewise.
5842 * config/i386/sse.md (divv8sf3): Likewise.
5843 (sqrtv8sf2): Likewise.
5845 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
5847 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
5849 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
5851 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
5853 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
5854 ssemodesuffixf2c with avxmodesuffixf2c.
5856 2009-05-06 Joseph Myers <joseph@codesourcery.com>
5858 PR c/40032
5859 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
5861 2009-05-05 Jakub Jelinek <jakub@redhat.com>
5863 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
5864 (struct tree_base): Adjust spacing for 8 bit boundaries.
5865 (struct tree_decl_common): Add decl_by_reference_flag bit.
5866 (DECL_BY_REFERENCE): Adjust.
5867 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
5868 print DECL_BY_REFERENCE bit.
5869 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
5870 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
5871 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
5872 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
5873 unconditionally.
5875 PR middle-end/39666
5876 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
5877 range of the type, but default label is missing, add it with one
5878 of the existing labels instead of adding a new label for it.
5880 2009-05-05 Joseph Myers <joseph@codesourcery.com>
5882 * dwarf.h: Remove.
5884 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
5886 * Makefile.in (enable_plugin, plugin_includedir): New.
5887 (install): Depend on install-plugin.
5888 (PLUGIN_HEADERS): New.
5889 (install-plugin): New.
5890 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
5892 2009-05-05 Richard Guenther <rguenther@suse.de>
5894 PR tree-optimization/40022
5895 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
5896 the only vuse.
5897 (phivn_valid_p): Fix tuplification error, simplify.
5898 (phiprop_insert_phi): Add dumps.
5899 (propagate_with_phi): Simplify.
5901 2009-05-05 Richard Guenther <rguenther@suse.de>
5903 PR middle-end/40023
5904 * builtins.c (gimplify_va_arg_expr): Properly build the address.
5906 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
5908 * tree.h (strip_float_extensions): Remove duplicate declaration.
5909 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
5910 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
5911 block_ultimate_origin): Rearrange the declarations line to match the
5912 comment that indicates the .c file which the functions are defined.
5913 (dwarf2out_*, set_decl_rtl): Add comment.
5914 (get_base_address): Adjust comment.
5915 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
5916 declarations line and add comment.
5917 (is_builtin_name): Add blank after function name, for clarity.
5919 2009-05-04 Joseph Myers <joseph@codesourcery.com>
5921 * attribs.c (decl_attributes): Use %qE for identifiers in
5922 diagnostics.
5923 * cgraphunit.c (verify_cgraph_node): Translate function names to
5924 locale character set in diagnostics.
5925 * coverage.c (get_coverage_counts): Use %qE for identifiers in
5926 diagnostics.
5927 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
5928 Document that functions are named in UTF-8.
5929 * expr.c (expand_expr_real_1): Translate function names to locale
5930 character set in diagnostics.
5931 * gimplify.c (omp_notice_variable, omp_is_private,
5932 gimplify_scan_omp_clauses): Use %qE for identifiers in
5933 diagnostics.
5934 * langhooks.c (lhd_print_error_function): Translate function names
5935 to locale character set.
5936 * langhooks.h (decl_printable_name): Document that return value is
5937 in internal character set.
5938 * stmt.c: Include pretty-print.h
5939 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
5940 diagnostics.
5941 (resolve_operand_name_1): Translate named operand name to locale
5942 character set.
5943 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
5944 diagnostics.
5945 * toplev.c (announce_function): Translate function names to locale
5946 character set.
5947 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
5948 (default_tree_printer): Use pp_identifier or translate identifiers
5949 to locale character set. Mark "<anonymous>" for translation.
5950 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
5951 for identifiers in diagnostics.
5952 * tree.c (handle_dll_attribute): Use %qE for identifiers in
5953 diagnostics.
5954 * varasm.c (output_constructor): Use %qE for identifiers in
5955 diagnostics.
5957 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
5959 * configure.ac: use ` ` instead of $()
5960 * configure: Regenerate.
5962 2009-05-05 Ben Elliston <bje@au.ibm.com>
5964 * config/pa/linux-atomic.c: Eliminate conditional include of
5965 errno.h on non-LP64 systems to simplify build requirements.
5967 2009-05-04 Joseph Myers <joseph@codesourcery.com>
5969 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
5970 diagnostics.
5971 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
5972 and pass value to identifier_to_locale.
5973 (warn_variable_length_array): Make name a tree.
5974 (grokdeclarator): Separate diagnostic texts for named and unnamed
5975 declarators. Use %qE for named declarators.
5976 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
5977 diagnostics.
5978 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
5979 identifiers in diagnostics.
5980 * c-typeck.c (push_member_name, start_init): Pass identifiers to
5981 identifier_to_locale. Mark "anonymous" strings for translation.
5983 2009-05-04 Michael Eager <eager@eagercon.com>
5985 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
5986 address for DImode/DFmode only if double-precision FP regs.
5988 2009-05-04 Michael Eager <eager@eagercon.com>
5990 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
5991 TARGET_SINGLE_FLOAT check.
5993 2009-05-04 Michael Eager <eager@eagercon.com>
5995 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
5997 2009-05-04 Michael Eager <eager@eagercon.com>
5999 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
6000 * config/rs6000/t-xilinx: New
6002 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
6004 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
6005 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
6006 * gcc/explow.c (memory_address): Use target hook.
6007 * gcc/targhooks.c (default_legitimize_address): New.
6008 * gcc/targhooks.h (default_legitimize_address): New.
6009 * gcc/target.h (legitimize_address): New.
6010 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
6011 (TARGET_INITIALIZER): Include it.
6012 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
6014 * config/bfin/bfin-protos.h (legitimize_address): Remove.
6015 * config/bfin/bfin.c (legitimize_address): Remove.
6016 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
6017 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
6018 Remove.
6019 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
6020 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
6022 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
6023 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
6024 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
6025 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
6026 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
6027 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
6028 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
6029 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
6030 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
6031 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
6032 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
6033 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
6034 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
6035 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
6036 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
6037 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
6038 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
6039 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
6040 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
6041 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
6042 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
6043 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
6044 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
6046 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
6047 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
6048 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
6049 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
6050 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
6051 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
6052 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
6053 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
6054 (thumb_legitimize_address): Delete.
6055 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
6056 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
6057 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
6058 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
6059 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
6060 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
6061 Delete.
6062 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
6063 Delete.
6065 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
6066 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
6067 * config/m32r/m32r.c (m32r_legitimize_address): New.
6068 * config/m68k/m68k.c (m68k_legitimize_address): New.
6069 * config/score/score.c (score_legitimize_address): Standardize.
6070 * config/score/score3.c (score3_legitimize_address): Standardize.
6071 * config/score/score3.h (score3_legitimize_address): Adjust.
6072 * config/score/score7.c (score7_legitimize_address): Standardize.
6073 * config/score/score7.h (score7_legitimize_address): Adjust.
6074 * config/sh/sh.c (sh_legitimize_address): New.
6075 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
6077 * gcc/config/s390/s390.c (legitimize_address): Rename to...
6078 (s390_legitimize_address): ... this.
6079 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
6080 (sparc_legitimize_address): ... this.
6081 * gcc/config/i386/i386.c (legitimize_address): Rename to...
6082 (ix86_legitimize_address): ... this.
6083 * gcc/config/avr/avr.c (legitimize_address): Rename to...
6084 (avr_legitimize_address): ... this.
6085 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
6086 (mn10300_legitimize_address): ... this.
6087 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
6088 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
6089 (alpha_expand_mov): Adjust call.
6091 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
6092 * config/spu/spu.c (spu_legitimize_address): Likewise.
6093 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
6094 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
6096 2009-05-04 Joseph Myers <joseph@codesourcery.com>
6098 * intl.c (locale_encoding, locale_utf8): New.
6099 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
6100 * intl.h (locale_encoding, locale_utf8): Declare.
6101 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
6102 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
6103 New.
6104 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
6105 argument.
6106 (pp_tree_identifier): Define to call pp_base_tree_identifier.
6107 (pp_base_tree_identifier): Declare as function.
6108 (identifier_to_locale): Declare.
6109 * Makefile.in (pretty-print.o): Update dependencies.
6110 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
6112 2009-05-04 Richard Guenther <rguenther@suse.de>
6114 PR middle-end/40015
6115 * builtins.c (fold_builtin_memory_op): Do not decay to element
6116 type if the size matches the whole array.
6118 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6120 * expmed.c (synth_mult): When trying out a shift, pass the result
6121 of a signed shift.
6123 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
6125 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
6126 (shiftsub1_cost): New.
6127 (init_expmed): Compute shiftsub1_cost.
6128 (synth_mult): Optimize multiplications by constants of the form
6129 -(2^^m-1) for some constant positive integer m.
6131 2009-05-03 Richard Guenther <rguenther@suse.de>
6133 PR c/39983
6134 * c-typeck.c (array_to_pointer_conversion): Do not built
6135 ADDR_EXPRs of arrays of pointer-to-element type.
6136 * c-gimplify.c (c_gimplify_expr): Revert change fixing
6137 up wrong ADDR_EXPRs after-the-fact.
6138 * c-common.c (strict_aliasing_warning): Strip pointer
6139 conversions for obtaining the original type.
6140 * builtins.c (fold_builtin_memset): Handle array types.
6141 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
6142 and array types
6144 2009-05-03 Richard Guenther <rguenther@suse.de>
6146 PR middle-end/23329
6147 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
6148 Do not lose casts from array types with unknown extent to array
6149 types with known extent.
6150 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
6151 alias set compatibility.
6153 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
6155 * flags.h (extra_warnings): Delete.
6156 * toplev.c (process_options): Handle Wuninitialized here.
6157 * opts.c (extra_warnings): Delete.
6158 (set_Wextra): Delete.
6159 (common_handle_option): -Wextra can be handled automatically.
6160 * c-opts.c (c_common_handle_option): Delete obsolete code.
6161 (c_common_post_options): Simplify comment.
6162 * common.opt (W): Add Var.
6163 (Wextra): Add Var.
6164 (Wuninitialized): Initialize to -1.
6166 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
6167 Richard Guenther <rguenther@suse.de>
6169 * expr.c (get_def_for_expr): New function.
6170 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
6171 SSA rather than trees.
6172 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
6173 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
6175 2009-05-03 Joseph Myers <joseph@codesourcery.com>
6177 * c-common.c (reswords): Add _Imaginary.
6178 * c-common.c (enum rid): Add RID_IMAGINARY.
6180 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
6182 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
6183 Patch by Richard Guenther.
6185 2009-05-03 Anatoly Sokolov <aesok@post.ru>
6187 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
6188 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
6189 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
6190 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
6191 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
6192 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
6193 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
6194 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
6195 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
6196 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
6197 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
6198 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
6199 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
6200 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
6201 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
6202 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
6203 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
6204 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
6206 2009-05-02 Richard Guenther <rguenther@suse.de>
6208 PR tree-optimization/39940
6209 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
6210 doing so.
6212 2009-05-02 Richard Guenther <rguenther@suse.de>
6214 PR middle-end/40001
6215 * tree-ssa.c (execute_update_addresses_taken): Properly check
6216 if we can mark a variable DECL_GIMPLE_REG_P.
6217 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
6218 back to the end of the function.
6219 (is_gimple_reg_type): Remove complex type special casing.
6220 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
6221 if not optimizing.
6223 2009-05-02 Ben Elliston <bje@au.ibm.com>
6225 * doc/collect2.texi (Collect2): Document search path behaviour
6226 when configured with --with-ld.
6228 2009-05-02 Jan Hubicka <jh@suse.cz>
6230 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
6231 parameter; update callers.
6232 (coalesce_cost_edge): EH edges are costier because they needs
6233 splitting even if not critical and even more costier when there are
6234 multiple EH predecestors.
6236 2009-05-02 Jan Hubicka <jh@suse.cz>
6238 * except.c (remove_eh_handler_and_replace): Handle updating after
6239 removing TRY blocks.
6241 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
6243 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
6245 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
6247 * varasm.c: Do not include c-pragma.h.
6248 * attribs.c: Do not incude c-common.h.
6250 2009-05-01 Michael Matz <matz@suse.de>
6252 * calls.c (initialize_argument_information): Handle SSA names like
6253 decls with a non MEM_P DECL_RTL.
6255 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
6257 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
6258 * ipa-utils.c: Likewise.
6259 * ipa-type-escape.c: Likewise.
6260 * cgraphunit.c Do not include c-common.h.
6261 * ipa-pure-const.c: Likewise.
6262 * tree-if-conv.c: Likewise.
6263 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
6264 * ipa-struct-reorg.c: Likewise.
6265 * tree-nomudflap.c: Likewise.
6266 * tree-ssa-structalias.c: Likewise.
6268 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
6270 * store-motion.c: Many cleanups to make this pass a first-class
6271 citizen instead of an appendix to gcse load motion. Add TODO list
6272 to make this pass faster/cleaner/better.
6274 (struct ls_expr): Post gcse.c-split cleanups.
6275 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
6276 "stores" field to "avail_stores".
6277 (pre_ldst_mems): Rename to store_motion_mems.
6278 (pre_ldst_table): Rename to store_motion_mems_table.
6279 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
6280 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
6281 (ldst_entry): Rename to st_expr_entry, update users.
6282 (free_ldst_entry): Rename to free_st_expr_entry, update users.
6283 (free_ldst_mems): Rename to free_store_motion_mems, update users.
6284 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
6285 update caller.
6286 (first_ls_expr): Rename to first_st_expr, update users.
6287 (next_ls_expr): Rename to next_st_expr, update users.
6288 (print_ldst_list): Rename to print_store_motion_mems. Print names of
6289 fields properly for store motion instead of names inherited from load
6290 motion in gcse.c.
6291 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
6292 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
6293 are done with it.
6295 (ae_kill): Rename to st_kill, update users.
6296 (ae_gen): Rename to st_avloc, update users.
6297 (transp): Rename to st_transp, update users.
6298 (pre_insert_map): Rename to st_insert_map, update users.
6299 (pre_delete_map): Rename to st_delete_map, update users.
6300 (insert_store, build_store_vectors, free_store_memory,
6301 one_store_motion_pass): Update for abovementioned changes.
6303 (gcse_subst_count, gcse_create_count): Remove.
6304 (one_store_motion_pass): New statistics counters "n_stores_deleted"
6305 and "n_stores_created", local variables.
6307 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
6308 use for_each_rtx.
6310 (regvec, compute_store_table_current_insn): Remove.
6311 (reg_set_info, reg_clear_last_set): Remove.
6312 (compute_store_table): Use DF caches instead of local dataflow
6313 solvers.
6315 2009-05-01 Joseph Myers <joseph@codesourcery.com>
6317 * c-objc-common.c (c_tree_printer): Print identifiers with
6318 pp_identifier, not pp_string. Mark "({anonymous})" for
6319 translation.
6320 * c-pretty-print.c (pp_c_ws_string): New.
6321 (pp_c_cv_qualifier, pp_c_type_specifier,
6322 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
6323 pp_c_storage_class_specifier, pp_c_function_specifier,
6324 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
6325 pp_c_primary_expression, pp_c_postfix_expression,
6326 pp_c_unary_expression, pp_c_shift_expression,
6327 pp_c_relational_expression, pp_c_equality_expression,
6328 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
6329 use pp_string and pp_c_ws_string in place of pp_identifier and
6330 pp_c_identifier for non-identifiers. Mark English strings for
6331 translation.
6332 * c-pretty-print.h (pp_c_ws_string): Declare.
6334 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
6335 Roland McGrath <roland@redhat.com>
6337 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
6338 (ENABLE_LD_BUILDID): New configuration option.
6339 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
6340 (LINK_BUILDID_SPEC): New macro.
6341 (init_spec): If defined, prepend it between LINK_EH_SPEC and
6342 link_spec.
6343 * doc/install.texi: Document --enable-linker-build-id option.
6344 * configure: Rebuild.
6345 * config.in: Rebuild.
6347 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
6349 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
6350 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
6351 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
6352 MIPS_GP_SAVE_AREA_SIZE.
6353 * config/mips/mips.c (struct mips_frame_info): Update comment
6354 before arg_pointer_offset and hard_frame_pointer_offset.
6355 (mips_compute_frame_info): Update diagram before function: to
6356 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
6357 indicate the position of frame_pointer_rtx with -fstack-protector and
6358 to show args_size. Don't allocate cprestore area for leaf functions
6359 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
6360 cprestore_size.
6361 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
6363 2009-04-30 Michael Matz <matz@suse.de>
6365 PR tree-optimization/39955
6366 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
6368 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
6370 * ira.c (setup_cover_and_important_classes): Use safe macro
6371 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
6372 directly.
6373 * genpreds.c (write_tm_preds_h): Output suitable definition of
6374 REG_CLASS_FOR_CONSTRAINT.
6376 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
6378 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
6379 instead of an int.
6380 * bitmap.c (bitmap_descriptor): Likewise.
6381 * ggc-common.c (loc_descriptor): Likewise.
6382 * varray.c (varray_descriptor): Likewise.
6383 * vec.c (vec_descriptor): Likewise.
6385 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
6387 * Makefile.in (dce.o): Add $(EXCEPT_H).
6388 * dce.c: Include except.h and delete redundant vector definitions.
6389 (deletable_insn_p): Return false for non-call insns that can throw
6390 if DF is running.
6392 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
6394 * gcse.c (ae_gen): Remove.
6395 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
6396 and make non-static function to make it available in store-motion.c.
6397 Update call sites with search-and-replace.
6398 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
6399 extract_mentioned_regs, extract_mentioned_regs_helper,
6400 find_moveable_store, compute_store_table, load_kills_store, find_loads,
6401 store_killed_in_insn, store_killed_after, store_killed_before,
6402 build_store_vectors, insert_insn_start_basic_block, insert-store,
6403 remove_reachable_equiv_notes, replace_store_insn, delete_store,
6404 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
6405 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
6406 * store-motion.c: ...new file. Also copy data structures from gcse.c
6407 and clean up to remove parts not used by store motion.
6408 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
6409 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
6411 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6413 PR target/38571
6414 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
6415 when optimizing for size.
6417 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
6419 * gcse.c (gcse_constant_p): Fix typo in last change.
6421 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
6423 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
6425 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
6427 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
6429 2009-04-29 James E. Wilson <wilson@codesourcery.com>
6431 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
6432 CONST_HIGH_PART result.
6434 2009-04-29 Anatoly Sokolov <aesok@post.ru>
6436 * config/avr/avr.c (initial_elimination_offset): Rename to
6437 avr_initial_elimination_offset.
6438 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
6439 change return type to bool.
6440 (avr_can_eliminate): New function.
6441 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
6442 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
6443 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
6444 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
6445 avr_initial_elimination_offset.
6446 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
6447 (avr_initial_elimination_offset): Define.
6449 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
6450 Steven Bosscher <steven@gcc.gnu.org>
6452 PR rtl-optimization/39938
6453 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
6454 * cfgrtl.c: Include insn-attr.h.
6455 (rest_of_pass_free_cfg): New function.
6456 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
6457 * resource.c (init_resource_info): Remove call to df_analyze.
6459 2009-04-29 Richard Guenther <rguenther@suse.de>
6461 PR target/39943
6462 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
6463 allow conversion to signed integers.
6465 2009-04-29 Richard Guenther <rguenther@suse.de>
6467 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
6468 shifts of floating point vectors if the shift amount is
6469 a constant multiple of the element size.
6471 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
6472 Michael Matz <matz@suse.de>
6474 PR middle-end/39927
6475 PR bootstrap/39929
6476 * tree-outof-ssa.c (emit_partition_copy): New function.
6477 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
6478 insert_part_to_rtx_on_edge): Perform the partition base var
6479 copy using emit_partition_copy.
6480 (insert_value_copy_on_edge): Convert constants to the right mode.
6481 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
6482 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
6484 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6486 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
6487 scan backwards to try to find a constant to initialize it.
6489 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
6490 insn before the loop_end instruction, don't look past labels.
6492 2009-04-29 Richard Guenther <rguenther@suse.de>
6494 PR middle-end/39937
6495 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
6496 loose type conversions.
6497 (forward_propagate_addr_expr): Fix tuplification bug. Remove
6498 stmts only if there are no uses of its definition.
6500 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6502 * config/bfin/bfin.h (splitting_loops): Declare.
6503 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
6504 Reorder bit definitions to be ascending.
6505 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
6506 * config/bfin/bfin.c (splitting_loops): New variable.
6507 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
6508 (struct loop_info): Remove members INIT and LOOP_INIT.
6509 (bfin_optimize_loop): Don't set them. Reorder the code that generates
6510 the LSETUP sequence. Allow LC to be loaded from any register, but
6511 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
6512 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
6513 set to 1.
6514 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
6515 of reload_completed.
6517 From Jie Zhang:
6518 * config/bfin/bfin.md (movsi_insn): Refine constraints.
6520 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
6522 * Makefile.in (PLUGIN_VERSION_H): New.
6523 (OBJS-common): Remove plugin-version.o.
6524 (plugin.o): Depend on (PLUGIN_VERSION_H).
6525 (plugin-version.o): Remove.
6526 * configure: Regenerate
6527 * configure.ac: Create plugin-version.h.
6528 * gcc-plugin.h (plugin_gcc_version): Remove.
6529 (plugin_default_version_check): Change signature.
6530 * plugin-version.c: Remove.
6531 * plugin.c: Include plugin-version.h.
6532 (str_plugin_gcc_version_name): Remove.
6533 (try_init_one_plugin): Pass gcc version to plugin_init.
6534 (plugin_default_version_check): Both gcc and plugin versions are now
6535 arguments.
6537 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6539 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
6540 problematic last insns. Test for TYPE_CALL rather than CALL_P.
6541 Remove special case testing for last insn of inner loops. Don't fail
6542 if the loop ends with a jump, emit an extra nop instead.
6544 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
6545 DREGS rather than comparing directly. Remove code that tries to
6546 account for latencies.
6548 2009-04-29 Richard Guenther <rguenther@suse.de>
6550 PR tree-optimization/39941
6551 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
6552 eliminating an indirect call.
6554 2009-04-29 Richard Guenther <rguenther@suse.de>
6556 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
6557 parameter. Allow invariants as base if !require_lvalue.
6558 (verify_gimple_assign_single): Adjust.
6560 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6562 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
6563 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
6564 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
6565 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
6566 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
6567 a VEC_SELECT.
6568 * config/bfin/bfin.c (bfin_expand_builtin,
6569 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
6571 2009-04-28 Richard Guenther <rguenther@suse.de>
6573 * tree-vect-loop.c (get_initial_def_for_induction): Use
6574 correct types for pointer increment.
6576 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6578 * toplev.c (print_version): Update GMP version string calculation.
6580 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
6582 PR rtl-optimization/39938
6583 * resource.c (init_resource_info): Add call to df_analyze.
6585 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
6587 * config/alpha/alpha.md (usegp): Cast the result of
6588 alpha_find_lo_sum_using_gp to enum attr_usegp.
6589 * config/alpha/alpha.c (override_options): Remove end-of-structure
6590 marker element from cpu_table. Use array size of cpu_table to handle
6591 -mcpu and -mtune options.
6592 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
6594 2009-04-28 Joseph Myers <joseph@codesourcery.com>
6596 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
6597 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
6598 tune_32 and tune_64.
6599 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
6600 support on PowerPC.
6601 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
6602 * config/rs6000/option-defaults.h: ... here. New file.
6603 (OPT_64, OPT_32): Define.
6604 (MASK_64BIT): Define to 0 if not already defined.
6605 (OPT_ARCH64, OPT_ARCH32): Define.
6606 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
6607 and tune_64.
6609 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6611 * config/arm/arm.c (arm_override_options): Emit error on using
6612 fpa with AAPCS.
6614 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
6616 PR rtl-optimization/39914
6617 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6618 registers for allocnos created from user-defined variables only
6619 when not optimizing.
6621 2009-04-28 Richard Guenther <rguenther@suse.de>
6623 PR middle-end/39937
6624 * fold-const.c (fold_binary): Use distribute_real_division only
6625 on float types.
6627 2009-04-28 Steve Ellcey <sje@cup.hp.com>
6629 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
6630 add hpux-stdint.h to tm_file.
6631 (hppa[12]*-*-hpux11*): Ditto.
6632 (ia64*-*-hpux*): Ditto.
6633 * config/hpux-stdint.h: New.
6634 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
6635 __STDC_EXT__ for all compiles.
6636 * config/pa/pa-hpux.h: Ditto.
6637 * config/pa/pa-hpux10.h: Ditto.
6638 * config/pa/pa-hpux11.h: Ditto.
6640 2009-04-28 Catherine Moore <clm@codesourcery.com>
6642 * debug.h (set_name): Add comment.
6644 2009-04-28 Andrew Pinski <pinskia@gmail.com>
6646 PR target/39929
6647 * config/darwin.c (machopic_gen_offset): Check
6648 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
6649 * config/arm/arm.c (require_pic_register): Likewise.
6651 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
6653 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
6654 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
6655 m32c_promote_prototypes): Delete.
6657 2009-04-28 Michael Matz <matz@suse.de>
6659 PR middle-end/39922
6660 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
6661 constants.
6663 2009-04-28 Richard Guenther <rguenther@suse.de>
6665 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
6667 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6669 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
6670 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
6671 * config/arm/arm-tune.md: Regenerate.
6673 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
6675 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
6676 block if there are complex incoming edges.
6677 (sel_merge_blocks): Remove useless assert.
6678 (sel_redirect_edge_and_branch): Check that edge was redirected.
6679 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
6680 (sel_find_rgns): Delete declaration.
6681 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
6682 the region when it is not a preheader.
6684 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
6686 PR c/39323
6687 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
6689 2009-04-28 Richard Guenther <rguenther@suse.de>
6691 * tree.h (SSA_NAME_VALUE): Remove.
6692 (struct tree_ssa_name): Remove value_handle member.
6693 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
6694 array for jump threading.
6695 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
6696 SSA_NAME_VALUEs.
6697 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
6698 * tree-flow.h (threadedge_initialize_values): Declare.
6699 (threadedge_finalize_values): Likewise.
6700 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
6701 (SSA_NAME_VALUE): Define.
6702 (threadedge_initialize_values): New function.
6703 (threadedge_finalize_values): Likewise.
6704 * tree-ssa-dom.c (ssa_name_values): New global variable.
6705 (SSA_NAME_VALUE): Define.
6706 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
6708 2009-04-28 Ira Rosen <irar@il.ibm.com>
6710 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
6711 Use REPORT_VECTORIZED_LOCATIONS instead
6712 REPORT_VECTORIZED_LOOPS.
6713 * tree-vectorizer.c (vect_verbosity_level): Make static.
6714 (vect_loop_location): Rename to vect_location.
6715 (vect_set_verbosity_level): Update comment.
6716 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
6717 and vect_location.
6718 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
6719 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
6720 instead REPORT_UNVECTORIZED_LOOPS.
6721 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
6722 and vect_loop_def to vect_external_def and vect_internal_def.
6723 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
6724 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
6725 REPORT_UNVECTORIZED_LOCATIONS.
6726 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
6727 and vect_used_in_loop and to vect_unused_in_scope and
6728 vect_used_in_scope.
6729 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
6730 (vect_verbosity_level): Remove declaration.
6731 (vect_analyze_operations): Likewise.
6732 (vect_analyze_stmt): Declare.
6733 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
6734 REPORT_UNVECTORIZED_LOCATIONS.
6735 (vect_get_loop_niters): Fix indentation.
6736 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
6737 (vect_analyze_loop_operations): New function.
6738 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
6739 vect_analyze_operations.
6740 (vect_is_simple_reduction): Use new names.
6741 (vectorizable_live_operation, vect_transform_loop): Likewise.
6742 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
6743 to specify whether the data references can be a part of interleaving
6744 chain.
6745 (vect_analyze_data_ref_dependence): Use new names.
6746 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
6747 (vect_create_addr_base_for_vector_ref): Remove redundant code.
6748 * tree-vect-patterns.c (widened_name_p): Use new names.
6749 (vect_recog_dot_prod_pattern): Likewise.
6750 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
6751 (process_use, vect_mark_stmts_to_be_vectorized,
6752 vect_model_simple_cost, vect_model_store_cost,
6753 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
6754 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6755 vectorizable_operation, vectorizable_type_demotion,
6756 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
6757 vectorizable_condition): Likewise.
6758 (vect_analyze_operations): Split into vect_analyze_loop_operations
6759 and ...
6760 (vect_analyze_stmt): ... new function.
6761 (new_stmt_vec_info): Use new names.
6762 (vect_is_simple_use): Use new names and fix comment.
6763 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
6764 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
6766 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
6768 PR target/39911
6769 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
6770 and integer modes for x87 operands. Do not ICE for unsupported size,
6771 generate error instead. Generate error for unsupported operand types.
6772 ['z']: Do not handle HImode memory operands specially. Warning
6773 for floating-point operands. Fallthru to 'Z' for unsupported operand
6774 types. Do not ICE for unsupported size, generate error instead.
6775 (output_387_binary_op): Use %Z to output operands.
6776 (output_fp_compare): Ditto.
6777 (output_387_reg_move): Ditto.
6779 2009-04-28 Ben Elliston <bje@au.ibm.com>
6781 PR c++/35652
6782 Revert:
6784 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6786 * builtins.c (c_strlen): Do not warn here.
6787 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6788 * c-common.c (pointer_int_sum): Take an explicit location.
6789 Warn about offsets out of bounds.
6790 * c-common.h (pointer_int_sum): Adjust declaration.
6792 2009-04-27 Ian Lance Taylor <iant@google.com>
6794 * collect2.c (is_ctor_dtor): Change type of ret field in struct
6795 names to symkind.
6796 * dce.c (run_fast_df_dce): Change type of old_flags to int.
6797 * df-core.c (df_set_flags): Change return type to int. Change
6798 type of old_flags to int.
6799 (df_clear_flags): Likewise.
6800 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
6801 (df_get_conditional_uses): Likewise.
6802 * df.h (df_set_flags, df_clear_flags): Update declarations.
6803 * dwarf2out.c (struct indirect_string_node): Change type of form
6804 field to enum dwarf_form.
6805 (AT_string_form): Change return type to enum dwarf_form.
6806 * fixed-value.c (fixed_compare): Add cast to enum type.
6807 * fwprop.c (update_df): Change 0 to VOIDmode.
6808 * gensupport.c: Change 0 to UNKNOWN.
6809 * gimple.h (gimple_cond_code): Add cast to enum type.
6810 * haifa-sched.c (reemit_notes): Add cast to enum type.
6811 * hooks.c (hook_int_void_no_regs): Remove function.
6812 * hooks.h (hook_int_void_no_regs): Remove declaration.
6813 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
6814 * predict.c (combine_predictions_for_insn): Add casts to enum type.
6815 * real.c (real_arithmetic): Add cast to enum type.
6816 (real_compare): Likewise.
6817 * target.h (struct gcc_target): Change return type of
6818 branch_target_register_class to enum reg_class.
6819 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
6820 default_branch_target_register_class.
6821 * targhooks.c (default_branch_target_register_class): New function.
6822 * targhooks.h (default_branch_target_register_class): Declare.
6823 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
6824 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
6825 cast to int.
6826 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
6827 ERROR_MARK.
6828 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
6829 vect_uninitialized_def. Change 0 to ERROR_MARK.
6830 * tree-vect-stmts.c (supportable_widening_operation): Don't
6831 initialize icode1 and icode2.
6832 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
6833 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
6834 and to STD_C89.
6835 (cmn_err_flag_specs): Change 0 to STD_C89.
6836 (cmn_err_char_table): Likewise.
6837 * config/arm/arm.c (get_arm_condition_code): Change type of code
6838 to enum arm_cond_code.
6839 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
6840 (IWMMXT_BUILTIN2): Likewise.
6841 (neon_builtin_type_bits): Don't define typedef.
6842 (neon_builtin_datum): Change type of bits field to int.
6843 (arm_expand_neon_args): Add cast to enum type.
6844 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
6845 TLS_MODEL_NONE.
6846 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
6847 casts to enum type.
6848 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
6849 MIPS_FP_COND_f.
6850 * config/mips/mips.md (jal_macro): Return enum constant.
6851 (single_insn): Likewise.
6852 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
6853 CODE_FOR_nothing.
6854 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6855 casts to enum type.
6856 * config/s390/s390.c (s390_tune_flags): Change type to int.
6857 (s390_arch_flags): Likewise.
6858 (s390_handle_arch_option): Change flags field of struct pta to int.
6859 * config/s390/s390.h (s390_tune_flags): Update declaration.
6860 (s390_arch_flags): Likewise.
6861 * config/sh/sh.c (prepare_move_operands): Compare
6862 tls_symbolic_operand result with enum constant.
6863 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
6864 (sh_expand_prologue): Add cast to enum type.
6865 (sh_expand_epilogue): Likewise.
6866 (tls_symbolic_operand): Change return type to enum tls_model.
6867 (fpscr_set_from_mem): Add cast to enum type.
6868 (legitimize_pic_address): Compare tls_symbolic_operand result with
6869 enum constant.
6870 (sh_target_reg_class): Change return type to enum reg_class.
6871 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
6872 PROCESSOR_xxx.
6873 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
6874 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
6875 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
6876 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
6877 (delayed_branch, tls_call_delay): Likewise.
6878 (eligible_for_sibcall_delay): Likewise.
6879 (eligible_for_return_delay): Likewise.
6880 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
6881 (spu_expand_builtin_1): Likewise.
6883 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
6884 for all types of conversions.
6885 (output_init_element): Issue -Wc++-compat warning if needed when
6886 initializing a bitfield with enum type.
6887 * c-parser.c (c_parser_expression): Set original_type to
6888 original_type of right hand operand of comman operator.
6890 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6892 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
6893 grammar nits.
6894 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
6895 * doc/cpp.texi (Standard Predefined Macros)
6896 (Implementation-defined behavior): Likewise.
6897 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
6898 * doc/gimple.texi (GIMPLE Exception Handling)
6899 (@code{GIMPLE_ASSIGN}): Likewise.
6900 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
6901 * doc/invoke.texi (Warning Options, Optimize Options)
6902 (AVR Options, Darwin Options): Likewise.
6903 (Optimize Options): Reformulate -fwhole-program description.
6904 * doc/loop.texi (Lambda): Likewise.
6905 * doc/md.texi (Output Template, Define Constraints)
6906 (Standard Names, Insn Splitting): Likewise.
6907 * doc/options.texi (Option properties): Likewise.
6908 * doc/passes.texi (Tree-SSA passes): Likewise.
6909 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
6910 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
6911 (File Names and DBX): Likewise.
6912 * doc/trouble.texi (Incompatibilities): Likewise.
6914 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6916 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
6917 instruction is correct.
6919 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6921 Allow non-constant arguments to conversion intrinsics.
6922 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
6923 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
6924 * spu.c (print_operand): Handle 'v' and 'w'.
6925 (exp2_immediate_p, spu_gen_exp2): Define.
6926 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
6927 spu_convtf_1): Update parameter descriptions.
6928 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
6929 * constraints.md ('v', 'w'): New.
6930 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
6931 Remove.
6932 (i2f, I2F): New define_mode_attr.
6933 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
6934 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
6935 fixuns_truncv4sfv4si2): Update to use mode attribute.
6936 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
6937 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
6938 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
6939 patterns for combine.
6941 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
6943 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
6944 (cprop, hoist, pre, store_motion): New debug counters.
6945 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
6946 is not an RTL pass anymore.
6947 (pass_profiling): Remove extern decl for pass removed in 2005.
6948 (pass_gcse, pass_jump_bypass): Remove.
6949 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
6950 to 0 for clean state.
6951 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
6952 * cse.c (gate_handle_cse_after_global_opts,
6953 rest_of_handle_cse_after_global_opts): New functions.
6954 (pass_cse_after_global_opts): New pass, does local CSE.
6955 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
6956 (TV_CPROP): New timevar.
6957 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
6958 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
6959 (gcse_main, recompute_all_luids): Remove.
6960 (compute_hash_table_work): Call max_reg_num instead of reading
6961 max_gcse_regno.
6962 (cprop_jump): Don't set run_jump_opt_after_gcse.
6963 (constprop_register): Always allow to alter jumps.
6964 (cprop_insn): Likewise.
6965 (do_local_cprop): Likewise.
6966 (local_cprop_pass): Likewise. Return non-zero if something changed.
6967 (cprop): Remove function, fold interesting bits into one_cprop_pass.
6968 (find_implicit_sets): Add note about missed optimization opportunity.
6969 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
6970 pass_rtl_cprop execute function.
6971 Don't bother tracking the pass number, each pass gets its own dumpfile
6972 now anyway.
6973 Always allow to alter jumpsand bypass jumps.
6974 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
6975 will just find no suitable set.
6976 (pre_edge_insert): Fix dumping, this function is for PRE only.
6977 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
6978 pass_rtl_pre execute function.
6979 (hoist_code): Return non-zero if something changed. Keep track of
6980 substitutions and insertions for statistics gathering similar to PRE.
6981 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
6982 called from the pass_rtl_hoist execute function. Show pass statistics.
6983 (compute_store_table): Use max_reg_num directly instead of using the
6984 formerly global max_gcse_regno.
6985 (build_store_vectors): Likewise.
6986 (replace_store_insn): Fix dumping.
6987 (store_motion): Rename to ...
6988 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
6989 pass, called from the pass_rtl_store_motion execute function. Keep
6990 track of substitutions and insertions for statistics gathering similar
6991 to PRE.
6992 (bypass_jumps): Remove, fold interesting bits into ...
6993 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
6994 from the pass_rtl_cprop execute function.
6995 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6996 pass_jump_bypass): Remove.
6997 (gate_handle_gcse, rest_of_handle_gcse): Remove.
6998 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
6999 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
7000 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
7001 (gate_rtl_store_motion, execute_rtl_store_motion,
7002 pass_rtl_store_motion): New.
7003 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
7004 make it clear that -fcse-skip-blocks is a no-op for backward compat.
7005 * passes.c (init_optimization_passes): Remove pass_gcse and
7006 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
7007 and cse_after_global_opts in place of pass_gcse. Schedule cprop
7008 instead of pass_jump_bypass.
7010 2009-04-27 Richard Guenther <rguenther@suse.de>
7012 PR middle-end/39928
7013 * gimplify.c (gimplify_expr): If we are required to create
7014 a temporary make sure it ends up as register.
7016 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
7018 PR target/39903
7019 * config/i386/i386.c (construct_container): Don't call
7020 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
7021 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
7023 2009-04-27 Michael Matz <matz@suse.de>
7025 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
7026 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
7027 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
7028 (dump_replaceable_exprs): Take a bitmap.
7029 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
7030 array.
7031 (expand_gimple_basic_block): Likewise.
7032 * tree-ssa-ter.c (struct temp_expr_table_d): Make
7033 replaceable_expressions member a bitmap.
7034 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
7035 (mark_replaceable): Likewise.
7036 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
7037 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
7039 2009-04-27 Richard Guenther <rguenther@suse.de>
7041 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
7042 (verify_stmts): Dispatch to gimple/type verification code.
7043 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
7044 issue with call argument types.
7046 2009-04-27 Michael Matz <matz@suse.de>
7048 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
7049 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
7050 to above.
7052 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
7053 Eric Botcazou <ebotcazou@adacore.com>
7055 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
7056 a label's basic block.
7057 (mark_target_live_regs): Tidy and rework obsolete comments.
7058 Change back DF problem to LIVE. If a label starts a basic block,
7059 assume that all registers that used to be live then still are.
7060 (init_resource_info): If a label starts a basic block, set its
7061 BLOCK_FOR_INSN accordingly.
7062 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
7064 2009-04-27 Richard Guenther <rguenther@suse.de>
7066 * tree-flow-inline.h (function_ann): Remove.
7067 (get_function_ann): Likewise.
7068 * tree-dfa.c (create_function_ann): Remove.
7069 * tree-flow.h (struct static_var_ann_d): Remove.
7070 (struct function_ann_d): Likewise.
7071 (union tree_ann_d): Remove fdecl member.
7072 (function_ann_t): Remove.
7073 (function_ann, get_function_ann, create_function_ann): Remove
7074 declarations.
7076 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
7078 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
7080 2009-04-27 Jan Hubicka <jh@suse.cz>
7082 * ipa-pure-const.c (struct funct_state_d): New fields
7083 state_previously_known, looping_previously_known; remove
7084 state_set_in_source.
7085 (analyze_function): Use new fields.
7086 (propagate): Avoid assumption that state_set_in_source imply
7087 nonlooping.
7089 * tree-ssa-loop-niter.c (finite_loop_p): New function.
7090 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
7091 * cfgloop.h (finite_loop_p): Declare.
7093 2009-04-26 Michael Matz <matz@suse.de>
7095 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
7097 2009-04-26 Michael Matz <matz@suse.de>
7099 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
7100 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
7101 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
7102 pass_mark_used_blocks): Remove.
7103 * tree-optimize.c (pass_free_datastructures,
7104 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
7105 * passes.c (init_optimization_passes): Don't call
7106 pass_mark_used_blocks, remove dead code.
7108 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
7110 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
7111 * tree-ssa-live.h (register_ssa_partition): Likewise.
7113 2009-04-26 Michael Matz <matz@suse.de>
7115 Expand from SSA.
7116 * builtins.c (fold_builtin_next_arg): Handle SSA names.
7117 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
7118 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
7119 SSA names.
7120 (compare_pairs): Swap cost comparison.
7121 (coalesce_ssa_name): Don't use change_partition_var.
7122 * tree-nrv.c (struct nrv_data): Add modified member.
7123 (finalize_nrv_r): Set it.
7124 (tree_nrv): Use it to update statements.
7125 (pass_nrv): Require PROP_ssa.
7126 * tree-mudflap.c (mf_decl_cache_locals,
7127 mf_build_check_statement_for): Use make_rename_temp.
7128 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
7129 * alias.c (find_base_decl): Handle SSA names.
7130 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
7131 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
7132 * rtl.h (set_reg_attrs_for_parm): Declare.
7133 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
7134 to "optimized", remove unused locals at finish.
7135 (execute_free_datastructures): Make global, call
7136 delete_tree_cfg_annotations.
7137 (execute_free_cfg_annotations): Don't call
7138 delete_tree_cfg_annotations.
7140 * ssaexpand.h: New file.
7141 * expr.c (toplevel): Include ssaexpand.h.
7142 (expand_assignment): Handle SSA names the same as register variables.
7143 (expand_expr_real_1): Expand SSA names.
7144 * cfgexpand.c (toplevel): Include ssaexpand.h.
7145 (SA): New global variable.
7146 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
7147 (SSAVAR): New macro.
7148 (set_rtl): New helper function.
7149 (add_stack_var): Deal with SSA names, use set_rtl.
7150 (expand_one_stack_var_at): Likewise.
7151 (expand_one_stack_var): Deal with SSA names.
7152 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
7153 before unique numbers.
7154 (expand_stack_vars): Use set_rtl.
7155 (expand_one_var): Accept SSA names, add asserts for them, feed them
7156 to above subroutines.
7157 (expand_used_vars): Expand all partitions (without default defs),
7158 then only the local decls (ignoring those expanded already).
7159 (expand_gimple_cond): Remove edges when jumpif() expands an
7160 unconditional jump.
7161 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
7162 or remove abnormal edges. Ignore insns setting the LHS of a TERed
7163 SSA name.
7164 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
7165 members of SA; deal with PARM_DECL partitions here; expand
7166 all PHI nodes, free tree datastructures and SA. Commit instructions
7167 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
7168 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
7169 info and statements at start, collect garbage at finish.
7170 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
7171 (VAR_ANN_PARTITION) Remove.
7172 (change_partition_var): Don't declare.
7173 (partition_to_var): Always return SSA names.
7174 (var_to_partition): Only accept SSA names.
7175 (register_ssa_partition): Only check argument.
7176 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
7177 member.
7178 (delete_var_map): Don't free it.
7179 (var_union): Only accept SSA names, simplify.
7180 (partition_view_init): Mark only useful SSA names as used.
7181 (partition_view_fini): Only deal with SSA names.
7182 (change_partition_var): Remove.
7183 (dump_var_map): Use ssa_name instead of partition_to_var member.
7184 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
7185 basic blocks.
7186 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
7187 (struct _elim_graph): New member const_dests; nodes member vector of
7188 ints.
7189 (set_location_for_edge): New static helper.
7190 (create_temp): Remove.
7191 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
7192 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
7193 (new_elim_graph): Allocate const_dests member.
7194 (clean_elim_graph): Truncate const_dests member.
7195 (delete_elim_graph): Free const_dests member.
7196 (elim_graph_size): Adapt to new type of nodes member.
7197 (elim_graph_add_node): Likewise.
7198 (eliminate_name): Likewise.
7199 (eliminate_build): Don't take basic block argument, deal only with
7200 partition numbers, not variables.
7201 (get_temp_reg): New static helper.
7202 (elim_create): Use it, deal with RTL temporaries instead of trees.
7203 (eliminate_phi): Adjust all calls to new signature.
7204 (assign_vars, replace_use_variable, replace_def_variable): Remove.
7205 (rewrite_trees): Only do checking.
7206 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
7207 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
7208 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
7209 contains_tree_r, MAX_STMTS_IN_LATCH,
7210 process_single_block_loop_latch, analyze_edges_for_bb,
7211 perform_edge_inserts): Remove.
7212 (expand_phi_nodes): New global function.
7213 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
7214 functions, initialize new parameter, remember partitions having a
7215 default def.
7216 (finish_out_of_ssa): New global function.
7217 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
7218 don't reset in_ssa_p here, don't disable TER when mudflap.
7219 (pass_del_ssa): Remove.
7220 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
7221 partition members.
7222 (execute_free_datastructures): Declare.
7223 * Makefile.in (SSAEXPAND_H): New variable.
7224 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
7225 * basic-block.h (commit_one_edge_insertion): Declare.
7226 * passes.c (init_optimization_passes): Move pass_nrv and
7227 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
7228 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
7229 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
7230 (redirect_branch_edge): Deal with super block when expanding, split
7231 out jump patching itself into ...
7232 (patch_jump_insn): ... here, new static helper.
7234 2009-04-26 Michael Matz <matz@suse.de>
7236 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
7237 beyond num_ssa_names.
7238 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
7239 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
7241 2009-04-26 Jakub Jelinek <jakub@redhat.com>
7243 PR inline-asm/39543
7244 * fwprop.c (forward_propagate_asm): New function.
7245 (forward_propagate_and_simplify): Propagate also into __asm, if it
7246 doesn't increase the number of referenced registers.
7248 PR c/39889
7249 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
7251 2009-04-26 Jakub Jelinek <jakub@redhat.com>
7253 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
7254 note_nonlocal_vla_type for nonlocal VLAs.
7255 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
7256 contains_remapped_vars, remap_vla_decls): New functions.
7257 (convert_nonlocal_reference_stmt): If not optimizing, call
7258 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
7259 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
7260 if it wasn't found in var_map.
7261 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
7262 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
7263 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
7264 declare_vars.
7265 * gimplify.c (nonlocal_vlas): New variable.
7266 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
7267 referenced VLAs.
7268 (gimplify_body): Create and destroy nonlocal_vlas.
7270 * dwarf2out.c (loc_descr_plus_const): New function.
7271 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
7272 mem_loc_descriptor, loc_descriptor_from_tree_1,
7273 descr_info_loc, gen_variable_die): Use it.
7275 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
7276 !TREE_STATIC VAR_DECLs.
7277 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
7278 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
7279 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
7280 DECL_BY_REFERENCE is valid.
7281 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
7282 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
7283 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
7284 Copy DECL_BY_REFERENCE.
7285 (struct nesting_copy_body_data): New type.
7286 (nesting_copy_decl): New function.
7287 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
7288 if they have variable length.
7290 2009-04-26 Michael Matz <matz@suse.de>
7292 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
7293 mark new temporaries for renaming.
7295 2009-04-26 Joseph Myers <joseph@codesourcery.com>
7297 PR c/39581
7298 * c-decl.c (global_bindings_p): Return negative value.
7299 (c_variable_size): New. Based on variable_size from
7300 stor-layout.c.
7301 (grokdeclarator): Call c_variable_size not variable_size.
7303 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
7305 * config/i386/i386.c (print_operand) ['z']: Fix typo.
7307 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
7309 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
7310 Redefine it to just use mingw/include.
7311 (ASM_SPEC): Rules for -m32 and -m64.
7312 (LINK_SPEC): Use Likewise.
7313 (SPEC_32): New define.
7314 (SPEC_64): Likewise.
7315 (SUB_LINK_SPEC): Likewise.
7316 (MULTILIB_DEFAULTS): New define.
7317 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
7318 Add multilib options.
7319 (MULTILIB_DIRNAMES): Likewise.
7320 (MULTILIB_OSDIRNAMES): Likewise.
7321 (LIBGCC): Likewise.
7322 (INSTALL_LIBGCC): Likewise.
7324 2009-04-26 Joseph Myers <joseph@codesourcery.com>
7326 PR c/39556
7327 * c-tree.h (enum c_inline_static_type): New.
7328 (record_inline_static): Declare.
7329 * c-decl.c (struct c_inline_static, c_inline_statics,
7330 record_inline_static, check_inline_statics): New.
7331 (pop_file_scope): Call check_inline_statics.
7332 (start_decl): Call record_inline_static instead of pedwarning
7333 directly for static in inline function.
7334 * c-typeck.c (build_external_ref): Call record_inline_static
7335 instead of pedwarning directly for static referenced in inline
7336 function.
7338 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
7340 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
7341 not new but only being rescanned.
7342 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
7343 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
7344 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
7345 record_set_info, compute_set, grealloc): Remove.
7346 (recompute_all_luids): New function.
7347 (gcse_main): Don't compute sets, and don't do related memory
7348 allocations/free-ing. If something changed before the end of the
7349 pass, update LUIDs using recompute_all_luids.
7350 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
7351 (free_gcse_mem): Don't free it either.
7352 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
7353 Use the df insn LUIDs.
7354 (load_killed_in_block): Likewise.
7355 (compute_hash_table_work): Don't compute reg_set_in_block.
7356 (compute_transp): Use DF_REG_DEF_CHAINs.
7357 (local_cprop_pass): Don't use compute_sets and related functions.
7358 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
7359 Use get_max_uid() instead of max_cuid.
7360 (insert_insn_end_basic_block, pre_insert_copy_insn,
7361 update_ld_motion_stores): Don't try to
7362 keep reg_set tables up to date.
7363 (pre_insert_copies): Use df insn LUIDs.
7364 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
7365 (reg_set_info): Don't use extra bitmap argument.
7366 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
7367 information to compute regs_set_in_block.
7368 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
7369 (bypass_jumps): Don't use compute_sets and friends.
7371 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7373 PR testsuite/39710
7374 * opts.c (undocumented_msg): Do not leave blank even with
7375 ENABLE_CHECKING.
7377 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7379 * c-decl.c (build_enumerator): Allow values folding to integer
7380 constants but not integer constant expressions with a pedwarn if
7381 pedantic.
7383 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7385 PR c/39582
7386 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
7387 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
7388 type is an integer constant.
7390 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
7392 PR target/39897
7393 * config/i386/i386.c (print_operand) ['z']: Revert handling of
7394 HImode operands.
7396 2009-04-25 Joseph Myers <joseph@codesourcery.com>
7398 PR c/39564
7399 * c-decl.c (grokdeclarator): Diagnose declarations of functions
7400 with variably modified return type and no storage class
7401 specifiers, except for the case of nested functions. Distinguish
7402 extern declarations of functions with variably modified return
7403 types from those of objects with variably modified types.
7405 2009-04-25 Jan Hubicka <jh@suse.cz>
7407 * tree.c (list_equal_p): New function.
7408 * tree.h (list_equal_p): Declare.
7409 * coretypes.h (edge_def, edge, const_edge, basic_block_def
7410 basic_block_def, basic_block, const_basic_block): New.
7411 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
7412 (redirect_eh_edge): New function.
7413 (make_eh_edge_update_phi): EH edges are not abnormal.
7414 * except.c: Include tree-flow.h.
7415 (list_match): New function.
7416 (eh_region_replaceable_by_p): New function.
7417 (replace_region): New function.
7418 (hash_type_list): New function.
7419 (hash_eh_region): New function.
7420 (eh_regions_equal_p): New function.
7421 (merge_peers): New function.
7422 (remove_unreachable_regions): Verify EH tree when checking;
7423 merge peers.
7424 (copy_eh_region_1): New function.
7425 (copy_eh_region): New function.
7426 (push_reachable_handler): New function.
7427 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
7428 regions without label but with live RESX.
7429 * except.h (redirect_eh_edge_to_label): New.
7430 * tree-flow.h (redirect_eh_edge): New.
7431 * coretypes.h (edge_def, edge, const_edge, basic_block_def
7432 basic_block_def, basic_block, const_basic_block): Remove.
7433 * Makefile.in (except.o): Add dependency on tree-flow.h
7434 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
7435 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
7436 Remove.
7438 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
7440 PR bootstrap/39645
7441 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
7442 on the destination of memcpy.
7444 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
7446 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
7447 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
7448 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
7450 2009-04-25 Jan Hubicka <jh@suse.cz>
7452 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
7453 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
7454 to be reached by different label than left.
7455 (update_eh_edges): Update comment; remove edge_to_remove if possible
7456 and return true if suceeded.
7457 (cleanup_empty_eh): Accept sharing map; handle shared regions.
7458 (cleanup_eh): Compute sharing map.
7459 * except.c (remove_eh_handler_and_replace): Add argument if we should
7460 update regions.
7461 (remove_unreachable_regions): Update for label sharing.
7462 (label_to_region_map): Likewise.
7463 (get_next_region_sharing_label): New function.
7464 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
7465 prev_try pointers.
7466 (remove_eh_handler): Update.
7467 (remove_eh_region_and_replace_by_outer_of): New function.
7468 * except.h (struct eh_region): Add next_region_sharing_label.
7469 (remove_eh_region_and_replace_by_outer_of,
7470 get_next_region_sharing_label): Declare.
7471 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
7473 2009-04-25 Jan Hubicka <jh@suse.cz>
7475 * tree-cfg.c (split_critical_edges): Split also edges where we can't
7476 insert code even if they are not critical.
7478 2009-04-25 Jan Hubicka <jh@suse.cz>
7480 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
7481 (gimple_can_remove_branch_p): EH edges won't remove branch by
7482 redirection.
7483 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
7484 updating of non-abnormal EH edges.
7485 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
7486 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
7487 (split_critical_edges): Split also edges where emitting code on them
7488 will lead to splitting later.
7490 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
7491 H.J. Lu <hongjiu.lu@intel.com>
7493 PR target/39590
7494 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
7495 the configured assembler supports fildq and fistpq mnemonics.
7496 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
7497 * configure: Regenerated.
7498 * config.in: Ditto.
7500 * config/i386/i386.c (print_operand): Handle 'Z'.
7501 ['z']: Remove handling of special fild/fist suffixes.
7502 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
7503 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
7504 suffix of fild insn.
7505 (*floatsi<mode>2_vector_mixed): Ditto.
7506 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
7507 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
7508 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
7509 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
7510 * config/i386/gas.h (GAS_MNEMONICS): Remove.
7512 2009-04-25 Ben Elliston <bje@au.ibm.com>
7514 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
7515 the source of a set operation.
7517 2009-04-25 Anatoly Sokolov <aesok@post.ru>
7519 * target.h (struct gcc_target): Add case_values_threshold field.
7520 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
7521 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
7522 * targhooks.c (default_case_values_threshold): New function.
7523 * targhooks.h (default_case_values_threshold): Declare function.
7524 * stmt.c (expand_case): Use case_values_threshold target hook.
7525 * expr.h (case_values_threshold): Remove declartation.
7526 * expr.c (case_values_threshold): Remove function.
7527 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
7529 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
7530 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
7531 (avr_case_values_threshold): Declare as static.
7532 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
7534 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
7535 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
7536 (mn10300_case_values_threshold): New function.
7538 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
7540 * ira.c (setup_cover_and_important_classes): Add enum cast.
7542 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
7544 * genpreds.c (write_enum_constraint_num): Output definition of
7545 CONSTRAINT_NUM_DEFINED_P macro.
7546 * ira.c (setup_cover_and_important_classes): Use
7547 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
7549 2009-04-24 DJ Delorie <dj@redhat.com>
7551 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
7552 __SH2A_SINGLE_ONLY__ also.
7554 2009-04-24 Steve Ellcey <sje@cup.hp.com>
7556 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
7557 (movdf_internal): Ditto.
7558 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
7559 SFmode and DFmode constants.
7560 (ia64_print_operand): Add 'G' format for printing
7561 floating point constants.
7563 2009-04-24 Richard Guenther <rguenther@suse.de>
7565 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
7566 from unsigned additions.
7568 2009-04-24 Joseph Myers <joseph@codesourcery.com>
7570 * c-typeck.c (set_init_index): Allow array designators that are
7571 not integer constant expressions with a pedwarn if pedantic.
7573 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
7575 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
7576 zero if no overlap in nonzero bits between the operands.
7578 2009-04-24 Ian Lance Taylor <iant@google.com>
7580 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
7581 (record_dead_and_set_regs): Likewise.
7582 * df.h (struct df_mw_hardreg): Change flags field to int.
7583 (struct df_base_ref): Likewise.
7584 (struct df): Change changeable_flags field to int.
7585 * df-scan.c (df_defs_record): Change clobber_flags to int.
7586 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
7587 constants rather than #define macros.
7588 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
7589 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
7590 (enum dwarf_calling_convention): Likewise.
7591 (enum dwarf_line_number_x_ops): Likewise.
7592 (enum dwarf_call_frame_info): Likewise.
7593 (enum dwarf_source_language): Likewise.
7594 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
7595 (add_calling_convention_attribute): Likewise.
7596 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
7597 (combine_comparisons): Change compcode to int. Add cast to enum type.
7598 * genrecog.c (maybe_both_true_2): Change c to int.
7599 (write_switch): Likewise. Add cast to enum type.
7600 * gimplify.c (gimplify_omp_for): Handle return values from
7601 gimplify_expr using MIN rather than bitwise or.
7602 (gimplify_expr): Add cast to enum type.
7603 * ipa-prop.c (update_jump_functions_after_inlining): Change
7604 IPA_BOTTOM to IPA_JF_UNKNOWN.
7605 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
7606 Add casts to enum type.
7607 (setup_cover_and_important_classes): Change cl to int. Add casts
7608 to enum type.
7609 (setup_class_translate): Change cl and mode to int.
7610 (ira_init_once): Change mode to int.
7611 (free_register_move_costs): Likewise.
7612 (setup_prohibited_mode_move_regs): Add casts to enum type.
7613 * langhooks.c (add_builtin_function_common): Rework assertion that
7614 value fits bitfield.
7615 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
7616 * omega.c (omega_do_elimination): Avoid math on enum types.
7617 * optabs.c (expand_vec_shift_expr): Remove casts to int.
7618 * opts.c (set_debug_level): Change 2 to enum constant. Use new
7619 int local to handle integral_argment value.
7620 * regmove.c (try_auto_increment): Change PUT_MODE to
7621 PUT_REG_NOTE_KIND.
7622 * reload.c (push_secondary_reload): Add casts to enum type.
7623 (secondary_reload_class, find_valid_class): Likewise.
7624 * reload1.c (emit_input_reload_insns): Likewise.
7625 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
7626 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
7627 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
7628 constant.
7629 * tree.c (build_common_builtin_nodes): Add casts to enum type.
7630 * tree-complex.c (complex_lattice_t): Typedef to int rather than
7631 enum type.
7632 (expand_complex_libcall): Add casts to enum type.
7633 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
7634 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
7635 with ERROR_MARK, not NUM_TREE_CODES.
7636 (vect_create_epilog_for_reduction): Likewise.
7637 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
7638 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
7639 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
7640 enum machine_mode.
7641 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
7642 vect_unused_in_loop. Change 0 to loop_vect.
7643 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
7644 * var-tracking.c (get_init_value): Change return type to enum
7645 var_init_status.
7646 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
7647 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
7648 arm_fp_model.
7649 (arm_override_options): Add casts to enum type.
7650 (arm_emit_tls_decoration): Likewise.
7651 * config/i386/i386.c (ix86_function_specific_restore): Add casts
7652 to enum type.
7653 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
7654 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
7655 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
7656 enum type.
7657 * config/s390/s390.c (code_for_builtin_64): Change to array of
7658 enum insn_code.
7659 (code_for_builtin_31): Likewise.
7660 (s390_expand_builtin): Change code_for_builtin to enum insn_code
7661 const *.
7662 * config/sparc/sparc.c (sparc_override_options): Change value
7663 field in struct code_model to enum cmodel. In initializer change
7664 0 to NULL and add cast to enum type.
7666 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
7667 Change all callers. Issue a -Wc++-compat warning using
7668 lhs_origtype if necessary.
7669 (convert_for_assignment): Issue -Wc++-compat warnings about
7670 invalid conversions to enum type on assignment.
7671 * c-common.h (build_modify_expr): Update declaration.
7673 2009-04-24 Nick Clifton <nickc@redhat.com>
7675 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
7676 (function_arg_advance): Likewise.
7677 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
7678 5th alternative.
7680 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7682 * config/s390/constraints.md ('I', 'J'): Fix condition.
7684 2009-04-24 Diego Novillo <dnovillo@google.com>
7686 * gengtype-parse.c (parse_error): Add newline after message.
7688 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
7690 * config/i386/sse.md (avxmodesuffixs): Removed.
7691 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
7692 (*avx_pinsr<ssevecsize>): This.
7694 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
7696 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
7697 follow chains of regs with a single definition, and allow expressions
7698 that are function_invariant_p.
7699 (simple_rhs_p): Allow expressions that are function_invariant_p.
7701 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
7703 PR middle-end/39867
7704 * fold-const.c (fold_cond_expr_with_comparison): When folding
7705 > and >= to MAX, make sure the MAX uses the same type as the
7706 comparison's operands.
7708 2009-04-24 Nick Clifton <nickc@redhat.com>
7710 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
7711 addressing for DImode accesses.
7712 (frv_print_operand_address): Handle PLUS case.
7713 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
7715 2009-04-24 Jakub Jelinek <jakub@redhat.com>
7717 PR rtl-optimization/39794
7718 * alias.c (canon_true_dependence): Add x_addr argument.
7719 * rtl.h (canon_true_dependence): Adjust prototype.
7720 * cse.c (check_dependence): Adjust canon_true_dependence callers.
7721 * cselib.c (cselib_invalidate_mem): Likewise.
7722 * gcse.c (compute_transp): Likewise.
7723 * dse.c (scan_reads_nospill): Likewise.
7724 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
7725 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
7726 canon_base_addr of the group, plus optional offset.
7727 (struct group_info): Rename canon_base_mem to
7728 canon_base_addr.
7729 (get_group_info): Set canon_base_addr to canon_rtx of base, not
7730 canon_rtx of base_mem.
7732 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
7734 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
7735 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
7737 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7739 * config/spu/spu-builtins.h: Delete file.
7741 * config/spu/spu.h (enum spu_builtin_type): Move here from
7742 spu-builtins.h.
7743 (struct spu_builtin_description): Likewise. Add GTY marker.
7744 Do not use enum spu_function_code or enum insn_code.
7745 (spu_builtins): Add extern declaration.
7747 * config/spu/spu.c: Do not include "spu-builtins.h".
7748 (enum spu_function_code, enum spu_builtin_type_index,
7749 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
7750 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
7751 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
7752 unsigned_V2DI_type_node): Move here from spu-builtins.h.
7753 (spu_builtin_types): Make static. Add GTY marker.
7754 (spu_builtins): Add extern declaration with GTY marker.
7755 Include "gt-spu.h".
7757 * config/spu/spu-c.c: Do not include "spu-builtins.h".
7758 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
7759 Check programmatically whether all parameters are scalar.
7761 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
7763 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
7765 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
7766 assignment from the constructor either if the target is volatile.
7768 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
7770 * config/arm/arm.md (insv): Do not share operands[0].
7772 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
7774 * config/vxlib-tls.c (active_tls_threads): Delete.
7775 (delete_hook_installed): New.
7776 (tls_delete_hook): Don't delete the delete hook.
7777 (tls_destructor): Delete it here.
7778 (__gthread_set_specific): Adjust installing the delete hook.
7779 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
7780 __gthread_leave_tsd_dtor_context.
7782 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
7784 * c-format.c (gcc_tdiag_char_table): Add support for %E.
7786 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
7788 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
7789 enum type.
7790 (alpha_rtx_costs): Ditto.
7791 (emit_unlikely_jump): Use add_reg_note.
7792 (emit_frame_store_1): Ditto.
7793 (alpha_expand_prologue): Ditto.
7794 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
7795 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
7797 2009-04-23 Nick Clifton <nickc@redhat.com>
7799 * config/v850/v850.md (epilogue): Remove suppressed code.
7800 (return): Rename to return_simple and remove test of frame size.
7801 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
7802 to gen_return_simple.
7804 2009-04-22 Jing Yu <jingyu@google.com>
7806 PR testsuite/39781
7807 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
7809 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7811 PR C/31499
7812 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
7813 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
7814 value is a VECTOR_CST, the element type is the element type of the
7815 vector.
7817 2009-04-22 DJ Delorie <dj@redhat.com>
7819 * config/m32c/m32c.h: Update GTY annotations to new syntax.
7821 2009-04-22 Jakub Jelinek <jakub@redhat.com>
7823 * alias.c (find_base_term): Move around LO_SUM case, so that
7824 CONST falls through into PLUS/MINUS handling.
7826 PR c/39855
7827 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
7828 into 0, use omit_one_operand.
7830 2009-04-23 Ben Elliston <bje@au.ibm.com>
7832 * config/rs6000/linux-unwind.h (get_regs): Remove type
7833 puns. Change the type of `pc' to an array of unsigned ints and
7834 update all users. Constify frame24.
7836 2009-04-22 DJ Delorie <dj@redhat.com>
7838 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
7839 declarations before code.
7840 (current_function_special_page_vector): Likewise.
7841 (m32c_expand_insv): Silence a warning.
7843 2009-04-21 Taras Glek <tglek@mozilla.com>
7845 * alias.c: Update GTY annotations to new syntax.
7846 * basic-block.h: Likewise.
7847 * bitmap.h: Likewise.
7848 * c-common.h: Likewise.
7849 * c-decl.c: Likewise.
7850 * c-parser.c: Likewise.
7851 * c-pragma.c: Likewise.
7852 * c-tree.h: Likewise.
7853 * cfgloop.h: Likewise.
7854 * cgraph.h: Likewise.
7855 * config/alpha/alpha.c: Likewise.
7856 * config/arm/arm.h: Likewise.
7857 * config/avr/avr.h: Likewise.
7858 * config/bfin/bfin.c: Likewise.
7859 * config/cris/cris.c: Likewise.
7860 * config/darwin.c: Likewise.
7861 * config/frv/frv.c: Likewise.
7862 * config/i386/i386.c: Likewise.
7863 * config/i386/i386.h: Likewise.
7864 * config/i386/winnt.c: Likewise.
7865 * config/ia64/ia64.h: Likewise.
7866 * config/iq2000/iq2000.c: Likewise.
7867 * config/mips/mips.c: Likewise.
7868 * config/mmix/mmix.h: Likewise.
7869 * config/pa/pa.c: Likewise.
7870 * config/pa/pa.h: Likewise.
7871 * config/rs6000/rs6000.c: Likewise.
7872 * config/s390/s390.c: Likewise.
7873 * config/sparc/sparc.c: Likewise.
7874 * config/xtensa/xtensa.c: Likewise.
7875 * cselib.h: Likewise.
7876 * dbxout.c: Likewise.
7877 * dwarf2out.c: Likewise.
7878 * except.c: Likewise.
7879 * except.h: Likewise.
7880 * fixed-value.h: Likewise.
7881 * function.c: Likewise.
7882 * function.h: Likewise.
7883 * gimple.h: Likewise.
7884 * integrate.c: Likewise.
7885 * optabs.c: Likewise.
7886 * output.h: Likewise.
7887 * real.h: Likewise.
7888 * rtl.h: Likewise.
7889 * stringpool.c: Likewise.
7890 * tree-data-ref.c: Likewise.
7891 * tree-flow.h: Likewise.
7892 * tree-scalar-evolution.c: Likewise.
7893 * tree-ssa-address.c: Likewise.
7894 * tree-ssa-alias.h: Likewise.
7895 * tree-ssa-operands.h: Likewise.
7896 * tree.c: Likewise.
7897 * tree.h: Likewise.
7898 * varasm.c: Likewise.
7899 * varray.h: Likewise.
7900 * vec.h: Likewise.
7901 * coretypes.h: Do not define GTY macro if it is already defined.
7902 * doc/gty.texi: Update GTY documentation to new syntax.
7903 * gengtype-lex.l: Enforce attribute-like syntax for GTY
7904 annotations on structs.
7905 * gengtype-parse.c: Likewise.
7907 2009-04-22 Mark Heffernan <meheff@google.com>
7909 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
7911 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
7913 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
7914 where appropriate.
7916 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
7918 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
7919 the same as a PLUS without a shift. Increase the cost of a
7920 CONST_INT in MULT.
7922 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7924 * Makefile.in: Update dependencies.
7925 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
7926 * errors.h: Remove bogus comment about compatibility.
7927 (warning): Update declaration.
7928 * genautomata.c: Update all calls to warning.
7929 * gimple.c: Do not include errors.h. Include toplev.h.
7930 * tree-ssa-structalias.c: Do not include errors.h.
7931 * omega.c: Likewise.
7932 * tree-ssa-reassoc.c: Likewise.
7933 * config/spu/spu-c.c: Likewise.
7934 * config/spu/t-spu-elf: Update dependencies.
7936 2009-04-22 Richard Guenther <rguenther@suse.de>
7938 PR tree-optimization/39824
7939 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
7940 make sure the types are compatible.
7942 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7944 PR c++/14875
7945 * c-common.c (c_parse_error): Take a token_flags parameter.
7946 Use token_type for the token type instead.
7947 Pass token_flags to cpp_type2name.
7948 * c-common.h (c_parse_error): Update declaration.
7949 * c-parser.c (c_parser_error): Pass 0 as token flags.
7951 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
7953 PR rtl-optimization/39580
7954 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
7956 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7958 * function.c (expand_function_end): Do not emit a jump to the "naked"
7959 return label for fall-through returns.
7960 * except.c (sjlj_emit_function_exit): Always place the call to the
7961 unregister function at the location installed by expand_function_end.
7963 2009-04-22 Richard Guenther <rguenther@suse.de>
7965 PR tree-optimization/39845
7966 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
7967 (gen_inbound_check): Likewise.
7969 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
7971 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
7972 padding for PPC.
7973 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
7974 * config/vxlib.c (__gthread_once): Add race guard for PPC.
7976 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
7978 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
7979 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
7980 shift counts to avoid out-of-bounds array accesses.
7982 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
7984 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
7985 (Pmode): Move above.
7987 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
7989 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
7990 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
7991 GET_CODE macro. Use IN_RANGE macro where appropriate.
7992 * config/alpha/alpha.h: Ditto.
7993 * config/alpha/alpha.md: Ditto.
7994 * config/alpha/constraints.md: Ditto.
7995 * config/alpha/predicates.md: Ditto.
7997 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
7999 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
8000 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8001 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8002 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8003 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8004 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8005 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8006 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8007 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8008 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8009 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8010 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8011 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8012 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8013 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8014 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8015 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8016 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8017 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8018 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8019 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8020 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8021 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8022 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8023 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8024 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8025 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
8027 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8029 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
8030 references from comments.
8031 * cfgbuild.c: (count_basic_blocks): Delete.
8032 (find_basic_blocks_1): Delete.
8033 (find_basic_blocks): Delete.
8034 * except.c (finish_eh_generation): Make static. Move comment from
8035 except.h here. Remove find_basic_blocks references from comments.
8036 * except.h (finish_eh_generation): Delete.
8037 * basic-block.h (find_basic_blocks): Delete.
8038 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
8040 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
8042 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
8043 (sdbout_parms): Likewise.
8045 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8047 * config/sh/sh.c (prepare_cbranch_operands): Use
8048 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
8049 (expand_cbranchdi4): Likewise.
8050 (from_compare): Add cast to enum type.
8051 (expand_cbranchsi4): Use add_reg_note.
8052 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
8053 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
8054 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
8055 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8056 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
8057 instead of CODE_FOR_nothing.
8058 (cbranchdi4): Likewise. Fix the order of arguments for
8059 gen_rtx_fmt_ee.
8060 (push_fpscr): Use add_reg_note.
8061 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
8062 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
8064 2009-04-21 Joseph Myers <joseph@codesourcery.com>
8066 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
8067 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8068 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8069 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
8070 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
8071 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
8072 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
8073 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
8074 config/alpha/x-vms, config/arc/t-arc,
8075 config/arm/README-interworking, config/arm/arm-c.c,
8076 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
8077 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
8078 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
8079 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
8080 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
8081 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
8082 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
8083 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
8084 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
8085 config/cris/t-elfmulti, config/crx/t-crx,
8086 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
8087 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
8088 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
8089 config/h8300/t-h8300, config/i386/athlon.md,
8090 config/i386/darwin-libgcc.10.4.ver,
8091 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
8092 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
8093 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
8094 config/i386/t-linux64, config/i386/t-nwld,
8095 config/i386/t-rtems-i386, config/i386/t-sol2-10,
8096 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
8097 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
8098 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
8099 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
8100 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
8101 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
8102 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
8103 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
8104 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
8105 config/m68k/t-uclinux, config/mcore/t-mcore,
8106 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
8107 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
8108 config/mips/crtn.asm, config/mips/irix-crti.asm,
8109 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
8110 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
8111 config/mips/mips-fixed.md, config/mips/sb1.md,
8112 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
8113 config/mips/t-iris6, config/mips/t-isa3264,
8114 config/mips/t-libgcc-mips16, config/mips/t-linux64,
8115 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
8116 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
8117 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
8118 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
8119 config/mn10300/t-linux, config/mn10300/t-mn10300,
8120 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
8121 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
8122 config/picochip/libgccExtras/clzsi2.asm,
8123 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
8124 config/rs6000/darwin-libgcc.10.4.ver,
8125 config/rs6000/darwin-libgcc.10.5.ver,
8126 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
8127 config/rs6000/t-aix43, config/rs6000/t-aix52,
8128 config/rs6000/t-darwin, config/rs6000/t-fprules,
8129 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
8130 config/rs6000/t-lynx, config/rs6000/t-netbsd,
8131 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
8132 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
8133 config/rs6000/t-rtems, config/rs6000/t-spe,
8134 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
8135 config/score/t-score-elf, config/sh/divcost-analysis,
8136 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
8137 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
8138 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
8139 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
8140 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
8141 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
8142 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
8143 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
8144 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
8145 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
8146 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
8147 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
8148 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
8149 limitx.h, version.c, xcoff.h: Add copyright and license notices.
8150 * config/h8300/genmova.sh: Include copyright and license notices
8151 in generated output.
8152 * config/h8300/mova.md: Regenerate.
8153 * doc/install.texi2html: Include word "Copyright" in copyright
8154 notice and use name "Free Software Foundation, Inc.".
8155 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
8156 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
8157 ChangeLog-2007, ChangeLog-2008: Correct dates.
8159 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
8161 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
8162 NE_EXPR operations as well.
8163 * c-parser.c (c_parser_condition): Do not set location information on
8164 the condition.
8165 (c_parser_conditional_expression): Likewise.
8166 (c_parser_binary_expression): Set location information on operators.
8167 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
8168 TRUTH_NOT_EXPR has been folded.
8169 * fold-const.c (fold_truth_not_expr): Copy location information from
8170 the incoming expression to the outgoing one.
8171 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
8172 recursive calls on the LHS of the operator but pass that of the
8173 operator to recursive calls on the RHS of the operator. Set it
8174 on the COND_EXPR.
8175 (shortcut_cond_expr): Set the locus of the operator on the second
8176 COND_EXPR and that of the expression on the first in degenerate cases.
8177 Pass the locus of the expression to calls to shortcut_cond_r.
8178 Set the locus of the 'then' block on the associated jump, if any.
8179 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
8180 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
8181 expression to call to gimplify_boolean_expr.
8183 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
8185 * config.gcc: Add additional configuration for
8186 i686-w64-mingw* and x86_64-w64-mingw* triplet.
8187 * config/i386/mingw-w64.h: New mingw-w64 specific header.
8188 (CPP_SPEC): Redefine for allowing -municode option.
8189 (STARTFILE_SPEC): Likewise.
8190 * config/i386/t-mingw-w64: New.
8191 * config/i386/mingw-w64.opt: New.
8192 (municode): Add new target option.
8193 * doc/invoke.texi (municode): Add documentation for new option.
8195 2009-04-21 Ian Lance Taylor <iant@google.com>
8197 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8198 Correct test for number of arguments.
8199 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
8201 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
8203 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
8204 argument of emit_library_call.
8206 2009-04-21 Richard Guenther <rguenther@suse.de>
8208 PR middle-end/39829
8209 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
8210 inside VIEW_CONVERT_EXPRs.
8212 2009-04-21 Martin Jambor <mjambor@suse.cz>
8214 * tree-switch-conversion.c (build_constructors): Split a long line.
8215 (constructor_contains_same_values_p): New function.
8216 (build_one_array): Create assigns of constants if possible, do not
8217 call mark_sym_for_renaming, call update_stmt.
8218 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
8219 make_rename_temp. Do not call mark_symbols_for_renaming, call
8220 update_stmt.
8221 (gen_def_assigns): Do not call mark_symbols_for_renaming or
8222 find_new_referenced_vars, call update_stmt.
8223 (gen_inbound_check): Use create_tmp_var and create ssa names manually
8224 instead of calling make_rename_temp. Do not call
8225 find_new_referenced_vars or mark_symbols_for_renaming, call
8226 update_stmt.
8228 2009-04-21 Richard Guenther <rguenther@suse.de>
8230 PR tree-optimization/39827
8231 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
8232 (tree_ssa_phiprop): Pass the correct array size.
8234 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
8236 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
8238 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
8240 PR 16202
8241 * c-typeck.c (lvalue_p): Move declaration ...
8242 * c-common.h (lvalue_p): ... to here.
8243 * c-common.c (candidate_equal_p): New.
8244 (add_tlist): Use it.
8245 (merge_tlist): Use it.
8246 (warn_for_collisions_1): Likewise.
8247 (warning_candidate_p): Accept more candidates.
8248 (verify_tree): A warning candidate can be an expression. Use
8249 candidate_equal_p.
8251 2009-04-21 Ben Elliston <bje@au.ibm.com>
8253 PR target/5267
8254 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
8255 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
8256 options. Remove -mcall-solaris documentation.
8258 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8260 PR c++/13358
8261 * doc/invoke.texi (-Wlong-long): Update description.
8262 * c-lex (interpret_integer): Only warn if there was no previous
8263 overflow and -Wlong-long is enabled.
8264 * c-decl.c (declspecs_add_type): Drop redundant flags.
8265 * c.opt (Wlong-long): Init to -1.
8266 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
8267 and front-end warn_long_long. Wlong-long only depends on other
8268 flags if it is uninitialized.
8269 * c-parser.c (disable_extension_diagnostics): warn_long_long is
8270 the same for CPP and FE.
8271 (restore_extension_diagnostics): Likewise.
8273 2009-04-20 Ian Lance Taylor <iant@google.com>
8275 Fix enum conversions which are invalid in C++:
8276 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
8277 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
8278 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
8279 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
8280 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
8281 (dbxout_parms): Likewise.
8282 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
8283 (df_clear_flags): Likewise.
8284 * df-problems.c (df_rd_bb_local_compute_process_def): Change
8285 top_flag parameter to int.
8286 (df_chain_create_bb_process_use): Likewise.
8287 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
8288 Remove cast.
8289 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
8290 (df_ref_create_structure, df_def_record_1): Likewise.
8291 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
8292 (df_notes_rescan): Change 0 to VOIDmode in function call.
8293 (df_get_call_refs, df_insn_refs_collect): Likewise.
8294 (df_bb_regs_collect): Likewise.
8295 (df_entry_block_defs_collect): Likewise.
8296 (df_exit_block_uses_collect): Likewise.
8297 * df.h: Update declarations.
8298 * double-int.c (double_int_divmod): Add cast to enum type.
8299 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
8300 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
8301 (based_loc_descr): Likewise.
8302 (loc_descriptor_from_tree_1): Change first_op and second_op to
8303 enum dwarf_location_atom. Add cast to enum type.
8304 * expmed.c (init_expmed): Change 0 to SET in function call.
8305 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
8306 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
8307 (do_store_flag): Likewise.
8308 * fixed-value.h (struct fixed_value): Change mode to enum
8309 machine_mode.
8310 * function.c (assign_parms): Change 0 to VOIDmode in function call.
8311 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
8312 function call.
8313 (insert_insn_decl, insert_decl, insert_state): Likewise.
8314 (automata_list_finish): Likewise.
8315 * genrecog.c (process_define_predicate): Add cast to enum type.
8316 * gensupport.c (init_predicate_table): Add cast to enum type.
8317 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
8318 function call.
8319 (gimple_build_call_1, gimple_build_label): Likewise.
8320 (gimple_build_goto, gimple_build_asm_1): Likewise.
8321 (gimple_build_switch_1, gimple_build_cdt): Likewise.
8322 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
8323 (enum fallback): Rename from enum fallback_t.
8324 (fallback_t): Typedef as int.
8325 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
8326 GSI_SAME_STMT in function call.
8327 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
8328 enum type.
8329 (setup_reg_class_relations): Likewise.
8330 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
8331 (setup_prohibited_class_mode_regs): Add cast to enum type.
8332 (setup_prohibited_mode_move_regs): Likewise.
8333 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
8334 (record_address_regs): Change i to enum reg_class.
8335 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
8336 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
8337 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
8338 (GET_MODE_2XWIDER_MODE): Likewise.
8339 (GET_CLASS_NARROWEST_MODE): Likewise.
8340 * omp-low.c (expand_omp_for): Add cast to enum type.
8341 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
8342 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
8343 * postreload.c (reload_cse_simplify_operands): Change rclass local
8344 to enum reg_class.
8345 * predict.c (combine_predictions_for_insn): Change best_predictor
8346 and predictor to enum br_predictor.
8347 (combine_predictions_for_bb): Likewise.
8348 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
8349 use SET_PREDICT_EXPR_OUTCOME.
8350 * real.c (real_arithmetic): Change icode to code in function call.
8351 * reginfo.c (init_move_cost): Add casts to enum type.
8352 (init_reg_sets_1, init_fake_stack_mems): Likewise.
8353 * regmove.c (regclass_compatible_p): Change class0 and class1 to
8354 enum reg_class.
8355 * reload.c (find_valid_class): Add casts to enum type.
8356 (push_reload): Change 0 to NO_REGS in function call.
8357 (find_reloads): Change this_alternative to array of enum
8358 reg_class. Remove some now-unnecessary casts.
8359 (make_memloc): Change 0 to VOIDmode in function call.
8360 * reload1.c (reload): Change 0 to VOIDmode in function call.
8361 (eliminate_regs_1, elimination_effects): Likewise.
8362 (eliminate_regs_in_insn): Likewise.
8363 (emit_input_reload_insns): Add cast to enum type.
8364 (delete_output_reload): Change 0 to VOIDmode in function call.
8365 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
8366 to enum type in function call.
8367 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
8368 (SET_PREDICT_EXPR_OUTCOME): Define.
8369 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
8370 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
8371 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
8372 (dump_function): Likewise.
8373 * tree-dump.h: Update declarations.
8374 * tree-pass.h: Update declarations.
8375 * varasm.c (assemble_integer): Change mclass to enum mode_class.
8376 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
8377 enum type.
8378 (arm_rtx_costs_1): Correct parenthesization.
8379 (arm_rtx_costs): Add casts to enum type.
8380 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
8381 (vfp_emit_fstmd): Use add_rg_note.
8382 (emit_multi_reg_push, emit_sfm): Likewise.
8383 (thumb_set_frame_pointer): Likewise.
8384 (arm_expand_prologue): Likewise.
8385 (arm_regno_class): Change return type to enum reg_class.
8386 (thumb1_expand_prologue): Use add_reg_note.
8387 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
8388 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
8389 in function call.
8390 * config/arm/gentune.sh: Add cast to enum type.
8391 * config/arm/arm-tune.md: Rebuild.
8392 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
8393 (ix86_split_fp_branch, predict_jump): Likewise.
8394 (ix86_expand_multi_arg_builtin): Change sub_code from enum
8395 insn_code to enum rtx_code.
8396 (ix86_builtin_vectorized_function): Add cast to enum type.
8397 * config/i386/i386.md (truncdfsf2): Change slot to enum
8398 ix86_stack_slot.
8399 (truncxf<mode>2, isinf<mode>2): Likewise.
8400 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
8401 enum type.
8402 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
8403 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
8404 (insert_bundle_state): Change 1 to INSERT in function call.
8405 (ia64_add_bundle_selector_before): Likewise.
8406 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
8407 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
8408 (restore_stack_nonlocal): Likewise.
8409 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
8410 function call.
8411 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
8412 function call.
8413 (mips_rtx_costs): Likewise.
8414 (mips_override_options): Add casts to enum type.
8415 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
8416 in function call.
8417 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
8418 (store_reg, set_reg_plus_d): Likewise.
8419 (hppa_expand_prologue, hppa_profile_hook): Likewise.
8420 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
8421 cast to enum type.
8422 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
8423 function call.
8424 (emit_unlikely_jump): Use add_reg_note.
8425 (rs6000_emit_allocate_stack): Likewise.
8426 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
8427 (output_toc): Change 1 to INSERT in function call.
8428 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
8429 (rs6000_initialize_trampoline): Likewise.
8430 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
8431 function call.
8432 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
8433 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
8434 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
8435 (save_gprs): Use add_reg_note.
8436 (s390_emit_prologue): Likewise.
8437 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
8438 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
8439 (sparc_fold_builtin): Add cast to enum type.
8440 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
8441 enum insn_code.
8442 (spu_expand_prologue): Use add_reg_note.
8443 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
8445 2009-04-20 Ian Lance Taylor <iant@google.com>
8447 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
8448 (c_parser_postfix_expression_after_primary): Get VEC for list of
8449 arguments. Get original types of arguments. Call
8450 build_function_call_vec.
8451 (cached_expr_list_1, cached_expr_list_2): New static variables.
8452 (c_parser_expr_list): Change return type to VEC *. Add
8453 p_orig_types parameter. Change all callers.
8454 (c_parser_release_expr): New static function.
8455 (c_parser_vec_to_tree_list): New static function.
8456 * c-typeck.c (build_function_call): Rewrite to build a VEC and
8457 call build_function_call_vec.
8458 (build_function_call_vec): New function, based on old
8459 build_function_call.
8460 (convert_arguments): Remove nargs and argarray parameters. Change
8461 values to a VEC. Add origtypes parameter.
8462 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
8463 (convert_for_assignment): Add origtype parameter. Change all
8464 callers. If warn_cxx_compat, check for conversion to an enum
8465 type when calling a function.
8466 (store_init_value): Add origtype parameter. Change all callers.
8467 (digest_init): Likewise.
8468 (struct init_node): Add origtype field.
8469 (add_pending_init): Add origtype parameter. Change all callers.
8470 (output_init_element): Likewise.
8471 (output_pending_init_elements): Pass origtype from init_node to
8472 output_init_element.
8473 (process_init_element): Pass origtype from c_expr to
8474 output_init_element.
8475 (c_finish_return): Add origtype parameter. Change all callers.
8476 * c-common.c (sync_resolve_size): Change params to VEC *. Change
8477 caller.
8478 (sync_resolve_params): Likewise.
8479 (sync_resolve_return): Change params to first_param. Change caller.
8480 (resolve_overloaded_builtins): Change params to VEC *. Change
8481 callers. Save first parameter around call to build_function_call_vec.
8482 * c-decl.c (finish_decl): Add origtype parameter. Change all
8483 callers. Call build_function_call_vec rather than
8484 build_function_call for cleanup.
8485 * c-tree.h: Update declarations.
8486 * c-common.h: Update declarations.
8487 * stub-objc.c (objc_rewrite_function_call): Change parameter from
8488 params to first_param.
8489 * target.h (struct gcc_target): Change resolve_overloaded_builtin
8490 params parameter from tree to void *.
8491 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8492 Change arglist parameter to have type void *, and to be a pointer
8493 to a VEC.
8494 * config/rs6000/rs6000-protos.h
8495 (altivec_resolve_overloaded_builtin): Update declaration.
8496 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
8497 fnargs parameter to have type void *, and to be a pointer to a
8498 VEC. Call build_function_call_vec instead of
8499 build_function_call.
8500 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
8502 2009-04-20 Joey Ye <joey.ye@intel.com>
8503 Xuepeng Guo <xuepeng.guo@intel.com>
8504 H.J. Lu <hongjiu.lu@intel.com>
8506 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
8508 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
8509 (IX86_LEA_PRIORITY): Likewise.
8510 (distance_non_agu_define): New function.
8511 (distance_agu_use): Likewise.
8512 (ix86_lea_for_add_ok): Likewise.
8513 (ix86_dep_by_shift_count): Likewise.
8515 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
8516 should split for LEA.
8518 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
8519 function.
8520 (ix86_dep_by_shift_count): Likewise.
8522 2009-04-20 Richard Guenther <rguenther@suse.de>
8524 * expr.c (handled_component_p): Move ...
8525 * tree.h (handled_component_p): ... here.
8526 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
8527 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
8528 and REALPART_EXPR to be in one group.
8530 2009-04-20 Richard Guenther <rguenther@suse.de>
8532 * basic-block.h (get_all_dominated_blocks): Declare.
8533 * dominance.c (get_all_dominated_blocks): New function.
8534 * tree-cfg.c (get_all_dominated_blocks): Remove.
8535 (remove_edge_and_dominated_blocks): Adjust.
8536 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
8537 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
8538 instead of recursing.
8540 2009-04-20 Doug Kwan <dougkwan@google.com>
8542 * cgraph.h (cgraph_node_ptr): New type for vector functions.
8543 (struct cgraph_node_set_def): New type.
8544 (cgraph_node_set) New type. Also declare vector functions.
8545 (struct cgraph_node_set_element_def): New type.
8546 (cgraph_node_set_element): Ditto.
8547 (cgraph_node_set_iterator): New iterator type.
8548 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
8549 cgraph_node_set_remove, dump_cgraph_node_set,
8550 debug_cgraph_node_set): New prototypes.
8551 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
8552 cgraph_node_set_size): New inlines.
8553 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
8554 including cgraph.h.
8555 (struct ipa_opt_pass): Add struct cgraph_node_set_def
8556 argument to function 'write_summary'.
8557 * ipa.c: Include ggc.h.
8558 (hash_cgraph_node_set_element,
8559 eq_cgraph_node_set_element, cgraph_node_set_new,
8560 cgraph_node_set_add, cgraph_node_set_remove,
8561 cgraph_node_set_find, dump_cgraph_node_set,
8562 debug_cgraph_node_set): New functions.
8563 * Makefile.in (ipa.o): Add dependency on GGC_H.
8565 2009-04-20 Ira Rosen <irar@il.ibm.com>
8567 PR tree-optimization/39675
8568 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
8569 check of the return code of vect_schedule_slp. Check that
8570 stmt_vec_info still exists for the statement, before checking its
8571 vectorization type.
8573 2009-04-20 Michael Matz <matz@suse.de>
8575 * Makefile.in (generated_files): Take out $(simple_generated_c).
8577 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
8579 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
8580 (UINTPTR_TYPE): Likewise.
8582 2009-04-19 Joseph Myers <joseph@codesourcery.com>
8584 PR c/37481
8585 * c-typeck.c (digest_init): Check for initializing an array with a
8586 string literal.
8588 2009-04-19 Joseph Myers <joseph@codesourcery.com>
8590 PR c/19771
8591 * c-semantics.c (pop_stmt_list): Propagate
8592 STATEMENT_LIST_HAS_LABEL to parent statement list.
8594 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
8596 * config/mips/mips.h (mips_tune_attr): New macro.
8597 * config/mips/mips.md (cpu): Use it.
8599 2009-04-19 Joseph Myers <joseph@codesourcery.com>
8601 PR c/38243
8602 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
8603 declaring a tag.
8605 2009-04-19 Diego Novillo <dnovillo@google.com>
8607 * toplev.c (compile_file): Move call to coverage_finish ...
8608 * cgraphunit.c (ipa_passes): ... here.
8609 Call cgraph_process_new_functions.
8610 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
8611 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
8613 2009-04-19 Jan Hubicka <jh@suse.cz>
8615 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
8616 cfun.
8617 (dump_cgraph_node): Dump can throw external flag.
8618 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
8620 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8622 PR c/32061
8623 PR c++/36954
8624 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
8625 * common.opt (Wlogical-op): Move from here...
8626 * c.opt (Wlogical-op): ... to here.
8627 * c-typeck.c (parser_build_binary_op): Update call to
8628 warn_logical_operator.
8629 * c-opts.c (c_common_post_options): Enable warn_logical_op with
8630 extra_warnings.
8631 * c-common.c (warn_logical_op): Update.
8632 * c-common.h (warn_logical_op): Update declaration.
8634 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
8636 * tree.c (protected_set_expr_location): Fix formatting.
8638 2009-04-18 Joseph Myers <joseph@codesourcery.com>
8640 PR c/27676
8641 * c-typeck.c (readonly_warning): new.
8642 (build_unary_op, build_modify_expr): Use readonly_warning for
8643 storing into something readonly but not const-qualified.
8645 2009-04-18 Joseph Myers <joseph@codesourcery.com>
8647 PR c/22367
8648 * c-typeck.c (build_unary_op): Check for taking address of
8649 expression of type void.
8651 2009-04-18 Joseph Myers <joseph@codesourcery.com>
8653 PR c/35210
8654 * c-typeck.c (build_function_call): Check for calling a function
8655 with qualified void return types. Call require_complete_type when
8656 generating a trap.
8658 2009-04-18 Jan Hubicka <jh@suse.cz>
8660 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
8661 Set nothrow flag.
8662 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
8663 can_throw_external flag.
8664 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
8665 * ipa-pure-const.c (ignore_edge): New function.
8666 (propagate): Compute order for NOTHROW computation; set NOTHROWs
8667 only over can_throw_external edges.
8668 (local_pure_const): Add nothrow flag.
8669 * ipa-utils.c (searchc): Add ignore_edge callback.
8670 (ipa_utils_reduced_inorder): Add ignore_edge callback.
8671 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
8672 (set_nothrow_function_flags): Update cgraph.
8673 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
8675 2009-04-18 Richard Guenther <rguenther@suse.de>
8677 PR middle-end/39804
8678 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
8679 (fold_stmt): ... this and ...
8680 (fold_stmt_inplace): ... this.
8681 (fold_stmt_1): Fold references in calls and asms.
8682 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
8684 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8686 * tree-vrp.c (ssa_name_nonzero_p): Remove.
8687 * tree.h: Remove the prototype for ssa_name_nonzero_p.
8689 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8691 * tree.c (function_args_count): Remove.
8692 * tree.h: Remove the prototype for function_args_count.
8694 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8696 * tree-iterator.c (expr_only): Remove.
8697 * tree.h: Remove the prototype for expr_only.
8699 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8701 * reginfo.c (cannot_change_mode_set_regs): Remove.
8702 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
8704 2009-04-08 Anatoly Sokolov <aesok@post.ru>
8706 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
8707 whether operands 0 and 1 overlaps.
8709 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8711 PR middle-end/36902
8712 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
8713 pointer. Use warning_at instead of warning.
8714 (search_for_addr_array): Likewise.
8715 (check_array_bounds): Likewise.
8716 (check_all_array_refs): Check that the incoming edge is not in the
8717 list of edges to be removed.
8718 (check_all_array_refs): Avoid the temporal pointer.
8719 (vrp_visit_cond_stmt): Fix typo.
8720 (simplify_switch_using_ranges): Handle the case where the switch
8721 index is an integer constant.
8723 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
8725 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
8727 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8729 * doc/extend.texi, doc/invoke.texi: Fix typos.
8731 2009-04-17 Cary Coutant <ccoutant@google.com>
8733 * tree-flow-inline.h (get_lineno): Fix inverted test.
8735 2009-04-17 Diego Novillo <dnovillo@google.com>
8737 * tree-ssa-pre.c (create_expression_by_pieces): Remove
8738 assertion for AVAIL_OUT.
8740 2009-04-17 Mike Frysinger <vapier@gentoo.org>
8742 PR target/38627
8743 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
8744 * config/sh/linux-atomic.asm: Likewise.
8746 2009-04-17 Diego Novillo <dnovillo@google.com>
8748 * except.c (debug_eh_tree): New.
8749 (struct eh_region, struct eh_status): Move ...
8750 * except.h: ... here.
8751 (add_type_for_runtime): Declare extern.
8752 (lookup_type_for_runtime): Likewise.
8753 (debug_eh_tree): Declare.
8754 * Makefile.in (GTFILES): List except.h before except.c
8756 2009-04-17 Diego Novillo <dnovillo@google.com>
8758 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
8759 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
8760 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
8761 (find_vars_r): ... here.
8762 * tree-flow.h (find_referenced_vars_in): Declare.
8763 * tree-ssa-pre.c (create_expression_by_pieces): Assert
8764 that AVAIL_OUT exists for BLOCK.
8765 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
8766 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
8767 (tree-parloops.o): Likewise.
8769 2009-04-17 Simon Baldwin <simonb@google.com>
8771 * toplev.c (default_tree_printer): Add handling for %E format.
8773 2009-04-17 Diego Novillo <dnovillo@google.com>
8775 * tree-pretty-print.c (dump_generic_node): Add break after
8776 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
8777 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
8778 FUNCTION_TYPE together. Call print_struct_decl when printing
8779 structures and TDF_SLIM is not given.
8780 (print_struct_decl): Fix logic for detecting recursion.
8782 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
8784 PR 31567
8785 * gcc.c (create_at_file): New.
8786 (compile_input_file_p): New.
8787 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
8788 * main.c (main): Update call to toplev_main.
8789 * toplev.c (toplev_main): Change signature. Call expandargv.
8790 * toplev.h (toplev_main): Change signature.
8792 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
8794 * dwarf2out.c (field_byte_offset): Use the type size as the field size
8795 if the latter is not constant.
8797 2009-04-17 David Edelsohn <edelsohn@gnu.org>
8799 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
8801 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
8803 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
8804 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
8806 2009-04-17 Richard Guenther <rguenther@suse.de>
8808 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8809 Handle component references view-converting an invariant address.
8811 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
8813 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
8814 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
8815 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
8816 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
8817 Use @deftypevr rather than @deftypevar.
8819 2009-04-17 Richard Guenther <rguenther@suse.de>
8821 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
8822 (get_prop_source_stmt): Likewise.
8823 (can_propagate_from): Likewise.
8825 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
8827 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
8828 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
8829 (--with-multilib-list): Add default value.
8830 * configure: Regenerate.
8831 * Makefile.in (TM_ENDIAN_CONFIG): Define.
8832 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
8833 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
8834 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
8835 Don't add default cpu to multilib list unnecessarily, but do enable
8836 the relevant compiler option..
8837 Add support for --with-multilib-list=<blank> and
8838 --with-multilib-list=!<somelib> to supress unwanted multilibs.
8839 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
8840 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
8841 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
8842 TM_MULTILIB_CONFIG.
8843 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
8844 (MULTILIB_OSDIRNAMES): New variable.
8845 * config/sh/t-1e: Delete file.
8846 * config/sh/t-mlib-sh1: Delete file.
8847 * config/sh/t-mlib-sh2: Delete file.
8848 * config/sh/t-mlib-sh2a: Delete file.
8849 * config/sh/t-mlib-sh2a-nofpu: Delete file.
8850 * config/sh/t-mlib-sh2a-single: Delete file.
8851 * config/sh/t-mlib-sh2a-single-only: Delete file.
8852 * config/sh/t-mlib-sh2e: Delete file.
8853 * config/sh/t-mlib-sh3e: Delete file.
8854 * config/sh/t-mlib-sh4: Delete file.
8855 * config/sh/t-mlib-sh4-nofpu: Delete file.
8856 * config/sh/t-mlib-sh4-single: Delete file.
8857 * config/sh/t-mlib-sh4-single-only: Delete file.
8858 * config/sh/t-mlib-sh4a: Delete file.
8859 * config/sh/t-mlib-sh4a-nofpu: Delete file.
8860 * config/sh/t-mlib-sh4a-single: Delete file.
8861 * config/sh/t-mlib-sh4a-single-only: Delete file.
8862 * config/sh/t-mlib-sh4al: Delete file.
8863 * config/sh/t-mlib-sh5-32media: Delete file.
8864 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
8865 * config/sh/t-mlib-sh5-64media: Delete file.
8866 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
8867 * config/sh/t-mlib-sh5-compact: Delete file.
8868 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
8869 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
8870 * doc/install.texi (Options specification): Add
8871 --with-multilib-list and --with-endian.
8873 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
8875 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
8876 REVISION_c.
8877 (OBJS-common): Add plugin-version.o.
8878 (plugin-version.o): New.
8879 * gcc-plugin.h (plugin_gcc_version): New.
8880 (plugin_default_version_check): New.
8881 (plugin_init_func, plugin_init): Add version argument.
8882 * plugin-version.c: New.
8883 * plugin.c (str_plugin_gcc_version_name): New.
8884 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
8885 pass it to the init function.
8886 (plugin_default_version_check): New.
8888 2009-04-17 Richard Guenther <rguenther@suse.de>
8890 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
8891 for decl-vs-decl disambiguation.
8893 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
8895 * config/s390/s390.h (s390_tune_attr): New macro definition.
8896 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
8898 2009-04-17 Richard Guenther <rguenther@suse.de>
8900 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
8901 (fold_stmt_r): Likewise.
8902 (maybe_fold_reference): New function.
8903 (fold_gimple_assign): Handle cases fold_stmt_r did.
8904 (fold_stmt): Do not use fold_stmt_r.
8905 (fold_stmt_inplace): Likewise.
8907 2009-04-17 Richard Guenther <rguenther@suse.de>
8909 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
8910 (record_equivalences_from_stmt): Remove useless checks and
8911 simplifications.
8912 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
8913 the type is already suitable.
8915 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
8917 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
8919 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
8921 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
8922 (CMPtype): Define as __gcc_CMPtype.
8924 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
8926 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
8927 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
8929 2009-04-17 Richard Guenther <rguenther@suse.de>
8931 PR tree-optimization/39746
8932 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
8933 special-casing for builtins and static variable use/def.
8934 (call_may_clobber_ref_p_1): Likewise.
8936 2009-04-16 Ian Lance Taylor <iant@google.com>
8938 * df.h: Include "timevar.h".
8939 (struct df_problem): Change tv_id field to timevar_id_t.
8940 * tree-pass.h: Include "timevar.h".
8941 (struct opt_pass): Change tv_id field to timevar_id_t.
8942 * timevar.h (timevar_id_t): Define TV_NONE.
8943 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
8944 TV_NONE rather than tv_id != 0.
8945 (execute_one_pass): Likewise.
8946 * Makefile.in (DF_H): Add $(TIMEVAR_H).
8947 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
8948 dependencies to $(TREE_PASS_H).
8949 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
8950 to TV_NONE.
8951 (pass_branch_target_load_optimize2): Likewise.
8952 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
8953 (pass_outof_cfg_layout_mode): Likewise.
8954 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
8955 (pass_rebuild_cgraph_edges): Likewise.
8956 (pass_remove_cgraph_callee_edges): Likewise.
8957 * df-core.c (pass_df_initialize_opt): Likewise.
8958 (pass_df_initialize_no_opt): Likewise.
8959 (pass_df_finish): Likewise.
8960 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8961 * except.c (pass_set_nothrow_function_flags): Likewise.
8962 (pass_convert_to_eh_region_ranges): Likewise.
8963 * final.c (pass_compute_alignments): Likewise.
8964 * function.c (pass_instantiate_virtual_regs): Likewise.
8965 (pass_init_function): Likewise.
8966 (pass_leaf_regs): Likewise.
8967 (pass_match_asm_constraints): Likewise.
8968 * gimple-low.c (pass_lower_cf): Likewise.
8969 (pass_mark_used_blocks): Likewise.
8970 * init-regs.c (pass_initialize_regs): Likewise.
8971 * integrate.c (pass_initial_value_sets): Likewise.
8972 * ira.c (pass_ira): Likewise.
8973 * jump.c (pass_cleanup_barriers): Likewise.
8974 * omp-low.c (pass_expand_omp): Likewise.
8975 (pass_lower_omp): Likewise.
8976 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
8977 * recog.c (pass_split_all_insns): Likewise.
8978 (pass_split_after_reload): Likewise.
8979 (pass_split_before_regstack): Likewise.
8980 (pass_split_before_sched2): Likewise.
8981 (pass_split_for_shorten_branches): Likewise.
8982 * reginfo.c (pass_reginfo_init): Likewise.
8983 (pass_subregs_of_mode_init): Likewise.
8984 (pass_subregs_of_mode_finish): Likewise.
8985 * passes.c (pass_postreload): Likewise.
8986 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
8987 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
8988 (pass_warn_function_return): Likewise.
8989 (pass_warn_function_noreturn): Likewise.
8990 * tree-complex.c (pass_lower_complex): Likewise.
8991 (pass_lower_complex_O0): Likewise.
8992 * tree-if-conv.c (pass_if_conversion): Likewise.
8993 * tree-into-ssa.c (pass_build_ssa): Likewise.
8994 * tree-mudflap.c (pass_mudflap_1): Likewise.
8995 (pass_mudflap_2): Likewise.
8996 * tree-nomudflap.c (pass_mudflap_1): Likewise.
8997 (pass_mudflap_2): Likewise.
8998 * tree-nrv.c (pass_return_slot): Likewise.
8999 * tree-object-size.c (pass_object_sizes): Likewise.
9000 * tree-optimize.c (pass_all_optimizations): Likewise.
9001 (pass_early_local_passes): Likewise.
9002 (pass_all_early_optimizations): Likewise.
9003 (pass_cleanup_cfg): Likewise.
9004 (pass_cleanup_cfg_post_optimizing): Likewise.
9005 (pass_free_datastructures): Likewise.
9006 (pass_free_cfg_annotations): Likewise.
9007 (pass_fixup_cfg): Likewise.
9008 (pass_init_datastructures): Likewise.
9009 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
9010 (pass_late_warn_uninitialized): Likewise.
9011 (pass_update_address_taken): Likewise.
9012 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
9013 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
9014 (pass_cse_sincos): Likewise.
9015 (pass_convert_to_rsqrt): Likewise.
9016 * tree-ssa-structalias.c (pass_build_alias): Likewise.
9017 * tree-stdarg.c (pass_stdarg): Likewise.
9018 * tree-tailcall.c (pass_tail_recursion): Likewise.
9019 (pass_tail_calls): Likewise.
9020 * tree-vect-generic.c (pass_lower_vector): Likewise.
9021 (pass_lower_vector_ssa): Likewise.
9022 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
9024 2009-04-16 Joseph Myers <joseph@codesourcery.com>
9026 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
9027 XLR entry.
9028 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
9029 Handle -march=xlr.
9030 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
9031 logical and signext.
9033 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
9035 PR target/39767
9036 * config/sh/predicates.md (arith_operand): Check if the operand
9037 of TRUNCATE is a REG.
9039 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9041 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9042 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9044 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9046 * tree-iterator.c (tsi_split_statement_list_after,
9047 tsi_split_statement_list_before): Remove.
9048 * tree-iterator.h: Remove the prototypes for
9049 tsi_split_statement_list_after and tsi_split_statement_list_before.
9051 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9053 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
9054 * tree-ssa-propagate.h: Remove the prototype for
9055 stmt_makes_single_load.
9057 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9059 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
9060 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
9062 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9064 * tree-iterator.c (EXPR_LAST_BODY): Remove.
9066 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9068 * except.c (eh_region_outer_p): Remove.
9069 * except.h: Remove the prototype for eh_region_outer_p.
9071 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
9073 * function.c (current_function_assembler_name): Remove.
9074 * function.h: Remove the prototype for
9075 current_function_assembler_name.
9077 2009-04-16 Ian Lance Taylor <iant@google.com>
9079 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
9080 (add_reg_note): Call alloc_reg_note.
9081 * rtl.h (alloc_reg_note): Declare.
9082 * combine.c (try_combine): Use alloc_reg_note.
9083 (recog_for_combine, move_deaths): Likewise.
9084 (distribute_notes): Use alloc_reg_note and add_reg_note.
9085 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
9086 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
9087 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
9089 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
9091 PR rtl-optimization/39762
9092 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
9093 ira_may_move_out_cost): Add comments about way of their usage.
9094 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
9096 * ira-conflicts.c (process_regs_for_copy): Use function
9097 ira_get_register_move_cost instead of global
9098 ira_register_move_cost.
9100 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
9101 color_pass, move_spill_restore, update_curr_costs): Ditto.
9103 * ira-lives.c (process_single_reg_class_operands): Ditto.
9105 * ira-emit.c (emit_move_list): Ditto.
9107 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
9108 (record_reg_classes): Ditto. Use functions
9109 ira_get_register_move_cost and ira_get_may_move_cost instead of
9110 global vars ira_register_move_cost, ira_may_move_out_cost and
9111 ira_may_move_in_cost.
9112 (record_address_regs): Don't call ira_init_register_move_cost.
9113 Use function ira_get_may_move_cost instead of global
9114 ira_may_move_in_cost.
9115 (process_bb_node_for_hard_reg_moves): Use function
9116 ira_get_register_move_cost instead of global ira_register_move_cost.
9117 (ira_costs): Don't call ira_init_register_move_cost.
9119 2009-04-16 Richard Guenther <rguenther@suse.de>
9121 * tree-cfg.c (verify_gimple_assign_binary):
9122 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
9123 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
9124 (create_general_new_stmt): Note that this function is broken.
9126 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9128 * common.opt (fhelp): Add Var(help_flag).
9129 * gcc-plugin.h (plugin_info): Add help.
9130 * plugin.c (plugin_name_args): Add help.
9131 (register_plugin_info): Set plugin->help.
9132 (print_help_one_plugin): New.
9133 (print_plugins_help): New.
9134 * plugin.h (print_plugins_help): New.
9135 * toplev.c (toplev_main): Call print_plugins_help if needed.
9137 2009-04-16 Richard Guenther <rguenther@suse.de>
9139 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
9140 (gimple_ior_addresses_taken_1): New function.
9141 (gimple_ior_addresses_taken): Likewise.
9142 * gimple.h (struct gimple_statement_with_ops_base): Remove
9143 addresses_taken member.
9144 (gimple_ior_addresses_taken): Declare.
9145 (gimple_addresses_taken, gimple_addresses_taken_ptr,
9146 gimple_set_addresses_taken): Remove.
9147 * ipa-reference.c (mark_address): New function.
9148 (scan_stmt_for_static_refs): Use it for marking addresses taken.
9149 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
9150 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
9151 (gimple_add_to_addresses_taken): Remove.
9152 (get_tmr_operands): Call mark_address_taken.
9153 (get_asm_expr_operands): Likewise.
9154 (get_expr_operands): Likewise.
9155 (build_ssa_operands): Do not clear the addresses_taken bitmap.
9156 (free_stmt_operands): Do not free it.
9157 * tree-ssa.c (delete_tree_ssa): Likewise.
9158 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
9160 2009-04-16 Richard Guenther <rguenther@suse.de>
9162 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
9163 (walk_stmt_load_store_ops): Likewise.
9164 * gimple.c (get_base_loadstore): New function.
9165 (walk_stmt_load_store_addr_ops): Likewise.
9166 (walk_stmt_load_store_ops): Likewise.
9167 * ipa-pure-const.c (check_op): Simplify.
9168 (check_load, check_store): New functions.
9169 (check_stmt): Use walk_stmt_load_store_ops.
9170 * ipa-reference.c (mark_load): Adjust signature.
9171 (mark_store): Likewise.
9172 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
9174 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9176 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
9177 (plugin_info): New.
9178 * opts.c (common_handle_option): Don't call print_version.
9179 * plugin.c (plugin_name_args): Add version.
9180 (register_plugin_info): New.
9181 (register_callback): Handle PLUGIN_INFO.
9182 (try_init_one_plugin): New.
9183 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
9184 if failed to init.
9185 (finalize_one_plugin): New.
9186 (finalize_plugins): New.
9187 (print_one_plugin): New.
9188 (print_plugins_versions): New.
9189 * plugin.h (print_plugins_versions): New.
9190 (finalize_plugins): New.
9191 * toplev.c (compile_file): Don't call initialize_plugins.
9192 (print_version): Call print_plugins_versions.
9193 (toplev_main): Call initialize_plugins. Print version if needed.
9194 Call finalize_plugins.
9196 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
9198 * common.opt (fversion): New.
9199 * gcc.c (print_version): New.
9200 (process_command): Don't print the version. Just set print_version.
9201 (main): Print version. Call subprocesses if print_version and
9202 verbose_flag are set.
9203 * opts.c (common_handle_option): Handle OPT_fversion.
9205 2009-04-16 Richard Guenther <rguenther@suse.de>
9206 Ira Rosen <irar@il.ibm.com>
9208 PR tree-optimization/39698
9209 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
9210 type of the reduction variable. Only generate the def if
9211 it is needed.
9213 * omp-low.c (expand_omp_for_generic): When converting to a pointer
9214 make sure to first convert to an integer of the same precision.
9215 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
9216 the type of the evolution correctly in computing the new
9217 induction variable base.
9219 2009-04-16 Richard Guenther <rguenther@suse.de>
9221 PR middle-end/39625
9222 * tree-cfg.c (make_blocks): Split statements with to-be
9223 abnormal SSA names on the lhs.
9225 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
9227 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
9228 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
9229 * c-typeck.c (really_start_incremental_init): Likewise.
9230 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
9231 (TARGET_INITIALIZER): Remove it.
9232 * target.h (struct target): Remove vector_opaque_p.
9233 * tree.c (build_opaque_vector_type): New.
9234 * tree.h (TYPE_VECTOR_OPAQUE): New.
9235 (build_opaque_vector_type): Declare.
9236 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
9237 * config/rs6000/rs6000.c (build_opaque_vector_type,
9238 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
9239 (rs6000_init_builtins): Use build_opaque_vector_type for
9240 opaque_V4SI_type_node.
9242 2009-04-15 Catherine Moore <clm@codesourcery.com>
9244 * debug.h (set_name): Declare.
9245 * dwarf2out.c (dwarf2out_set_name): Declare.
9246 (dwarf2_debug_hooks): Add set_name.
9247 (find_AT_string): New.
9248 (add_AT_string): Call find_AT_string.
9249 (dwarf2out_set_name): New.
9250 * cp/decl.c (grokdeclarator): Call set_name.
9251 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
9252 * debug.c (do_nothing_debug_hooks): Likewise.
9253 * dbxout.c (dbx_debug_hooks): Likewise.
9254 * sdbout.c (sdb_debug_hooks): Likewise.
9256 2009-04-15 Michael Eager <eager@eagercon.com>
9258 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
9259 reg for single-precision FPU.
9260 * config/rs6000/rs6000.md (movsi_internal1): Only for
9261 !TARGET_SINGLE_FPU.
9262 (movsi_internal1_single): New. Add pattern to move SI values to/from
9263 single-precision FP regs.
9265 2009-04-15 Richard Guenther <rguenther@suse.de>
9267 * omp-low.c (lower_rec_input_clauses): Build correct address
9268 expressions.
9269 (expand_omp_for_generic): Fix multiplication type.
9270 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
9271 (generate_memset_zero): Fix types.
9272 * tree-profile.c (prepare_instrumented_value): Correctly
9273 widen a pointer.
9275 2009-04-15 Ian Lance Taylor <iant@google.com>
9277 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
9278 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
9279 for -Wall and for -Wc++-compat.
9280 (c_common_post_options): For C++, set warn_enum_compare if not
9281 already set.
9282 * c-tree.h (struct c_expr): Add field original_type.
9283 (build_external_ref): Update declaration.
9284 * c-parser.c (c_parser_braced_init): Set original_type.
9285 (c_parser_initelt): Likewise.
9286 (c_parser_expr_no_commas): Likewise.
9287 (c_parser_conditional_expression): Likewise.
9288 (c_parser_cast_expression): Likewise.
9289 (c_parser_unary_expression): Likewise. Pull setting of
9290 original_code to top of function.
9291 (c_parser_sizeof_expression): Set original_type.
9292 (c_parser_alignof_expression): Likewise.
9293 (c_parser_postfix_expression): Likewise. Pull setting of
9294 original_code to top of function.
9295 (c_parser_postfix_expression_after_paren_type): Set original_type.
9296 (c_parser_postfix_expression_after_primary): Likewise.
9297 (c_parser_expression): Likewise.
9298 * c-typeck.c (build_external_ref): Add type parameter. Change all
9299 callers.
9300 (c_expr_sizeof_expr): Set original_type field.
9301 (parser_build_unary_op): Likewise.
9302 (parser_build_binary_op): Likewise. Optionally warn about
9303 comparisons of enums of different types.
9304 (digest_init): Set original_type field.
9305 (really_start_incremental_init): Likewise.
9306 (push_init_level, pop_init_level): Likewise.
9307 * doc/invoke.texi (Warning Options): -Wenum-compare now
9308 supported in C.
9310 2009-04-15 Richard Guenther <rguenther@suse.de>
9312 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
9313 out a necessary conversion.
9314 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
9315 names we didn't value number.
9316 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
9318 2009-04-15 Richard Guenther <rguenther@suse.de>
9320 PR tree-optimization/39764
9321 * tree-ssa-ccp.c (get_value): Canonicalize value with
9322 canonicalize_float_value.
9324 2009-04-15 Jan Hubicka <jh@suse.cz>
9326 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
9327 Wrong version of patch.
9329 2009-04-15 Jan Hubicka <jh@suse.cz>
9331 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
9333 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
9335 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
9336 our distinct integral and vector types.
9338 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
9340 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
9341 * init.c (build_vtbl_address): Remove call to assemble_external.
9343 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
9345 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
9346 output for other floating point modes.
9348 2009-04-14 Diego Novillo <dnovillo@google.com>
9350 * diagnostic.c (diagnostic_report_diagnostic): Do not
9351 warn about loaded plugins for DK_ERROR and DK_WARNING.
9352 * c-decl.c (declspecs_add_type): Move call to
9353 invoke_plugin_callbacks ...
9354 * c-parser.c (c_parser_declspecs): ... here.
9355 * plugin.c (dump_active_plugins): Tidy output.
9357 2009-04-14 Diego Novillo <dnovillo@google.com>
9358 Le-Chun Wu <lcwu@google.com>
9360 * configure.ac: Add --enable-plugin support.
9361 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
9362 * Makefile.in (PLUGIN_H): Define.
9363 Export ENABLE_PLUGIN and GMPINC to site.exp.
9364 Add PLUGINLIBS to link command.
9365 Add/modify dependencies for plugin.o and files including plugin.h.
9366 (plugin.o): New.
9367 * config.in: Regenerate.
9369 * opts.c (common_handle_option): Handle OPT_fplugin_ and
9370 OPT_fplugin_arg_.
9372 2009-04-14 Le-Chun Wu <lcwu@google.com>
9374 * tree-pass.h (register_one_dump_file): Add a prototype for
9375 register_one_dump_file.
9376 * toplev.c (compile_file): Call initialize_plugins.
9377 (do_compile): Call invoke_plugin_callbacks.
9378 (toplev_main): Call invoke_plugin_callbacks.
9379 * common.opt: Add -fplugin= and -fplugin-arg-.
9380 * gcc-plugin.h: New public header file for plugins to include.
9381 * plugin.c: New source file.
9382 * plugin.h: New internal header file.
9383 * passes.c (register_one_dump_file): Make it external.
9385 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
9387 2009-04-14 Diego Novillo <dnovillo@google.com>
9389 * doc/plugins.texi: New.
9390 * doc/gccint.texi: Add reference to Plugins chapter.
9391 * doc/invoke.texi: Document -fplugin and -fplugin-arg
9392 * diagnostic.c (diagnostic_report_diagnostic): Warn about
9393 loaded plugins, if any.
9394 * timevar.def (TV_PLUGIN_INIT): Define.
9395 (TV_PLUGIN_RUN): Define.
9396 * plugin.c: Include timevar.h
9397 (plugins_active_p): New.
9398 (dump_active_plugins): New.
9399 (debug_active_plugins): New.
9401 2009-04-14 Joseph Myers <joseph@codesourcery.com>
9403 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
9404 library paths.
9405 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
9407 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
9409 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
9410 the same as a minus without a shift.
9412 2009-04-14 Nick Clifton <nickc@redhat.com>
9414 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
9415 comparisons with small integers will always produce a short
9416 branch.
9418 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
9420 Merge:
9421 2008-12-19 Diego Novillo <dnovillo@google.com>
9423 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
9425 2009-04-14 Richard Guenther <rguenther@suse.de>
9427 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
9428 verification.
9429 (verify_gimple_assign_binary): Likewise. Handle shifts and
9430 rotates correctly.
9431 (verify_gimple_phi): Print the mismatched argument position.
9432 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
9433 Fix types.
9434 (vect_update_init_of_dr): Likewise.
9435 * matrix-reorg.c (transform_access_sites): Do what the
9436 comment suggests.
9437 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
9439 2009-04-13 Michael Eager <eager@eagercon.com>
9441 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
9442 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
9443 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
9444 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
9445 remove duplicate config
9447 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9449 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
9450 file_name:line_number type locator of the call site.
9452 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
9454 * genautomata.c: Put blank after comma.
9455 (automaton_decls): New.
9456 (struct unit_usage): Add comments to member next.
9457 (store_alt_unit_usage): Keep the list ordered.
9458 (unit_present_on_list_p, equal_alternatives_p): New.
9459 (check_regexp_units_distribution): Check units distribution
9460 correctness correctly.
9461 (main): Don't write automata if error is found. Return correct
9462 exit code.
9464 * config/m68k/cf.md (cfv4_ds): Remove.
9465 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
9466 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
9468 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
9469 power4-load-ext, power4-store, power4-store-update,
9470 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
9471 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
9472 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
9473 power4-sqrt, power4-isync): Modify reservation to make correct
9474 unit distribution to automata.
9476 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
9477 power5-store-update, power5-two, power5-three, power5-lmul,
9478 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
9480 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
9482 * except.c (pass_set_nothrow_function_flags): Set name and add
9483 TODO_dump_func.
9484 (set_nothrow_function_flags): Mention in the dump file when
9485 changing a function to nothrow.
9487 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
9489 PR/39066
9490 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
9491 instead of unsigned long.
9493 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9495 * config/arm/arm.c (return_used_this_function): Remove.
9496 (arm_output_function_prologue): Remove use of
9497 return_used_this_function.
9498 (output_return_instruction): Replace use of
9499 return_used_this_function
9500 by cfun->machine->return_used_this_function.
9501 (arm_output_epilogue): Likewise.
9502 (arm_output_function_epilogue): Likewise.
9503 (thumb_unexpanded_epilogue): Likewise.
9504 * config/arm/arm.h (struct machine_function):
9505 New member return_used_this_function.
9507 2009-04-12 Mark Mitchell <mark@codesourcery.com>
9509 * doc/install.texi: Correct description of default directory for
9510 --with-gxx-include-dir.
9512 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
9514 * fold-const.c (build_range_check): Properly deal with enumeral and
9515 boolean base types.
9517 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
9519 * doc/invoke.texi (max_gcse_passes): Remove documentation.
9520 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
9521 * params.h (MAX_GCSE_PASSES): Remove.
9522 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
9523 in sequence. Remove ability to run multiple passes.
9524 (bypass_jumps): Report run as third CPROP pass.
9526 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
9528 PR middle-end/39651
9529 * except.c (can_throw_external): Look at each insn in a SEQUENCE
9530 when deciding whether the whole SEQUENCE can throw.
9532 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
9534 PR target/39740
9535 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
9536 offseted label references.
9538 2009-04-11 Jan Hubicka <jh@suse.cz>
9540 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
9542 2009-04-11 Richard Guenther <rguenther@suse.de>
9544 PR middle-end/39732
9545 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
9546 return variables as TREE_ADDRESSABLE.
9548 2009-04-11 Richard Guenther <rguenther@suse.de>
9550 PR tree-optimization/39713
9551 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
9552 reference trees have SSA_NAME operands.
9554 2009-04-11 Richard Guenther <rguenther@suse.de>
9556 PR c/39712
9557 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
9558 address expressions.
9560 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
9562 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
9563 match changes in Cygwin 1.7
9564 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
9565 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
9567 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
9569 PR tree-optimization/39701
9570 * doc/invoke.texi (Optimization Options): Document change in
9571 meaning and initialization of -fdelete-null-pointer-checks.
9573 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
9575 PR middle-end/39701
9576 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
9578 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
9579 here.
9581 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
9583 2009-04-10 Chao-ying Fu <fu@mips.com>
9585 * doc/tm.texi (Instruction Output): Document
9586 TARGET_ASM_FINAL_POSTSCAN_INSN.
9587 * target.h (final_postscan_insn): New field in asm_out.
9588 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
9589 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
9590 * final.c (final_scan_insn): Call
9591 targetm.asm_out.final_postscan_insn after outputting
9592 an asm macro and a normal instruction.
9594 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
9595 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
9596 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
9597 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
9598 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
9600 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
9602 PR middle-end/39701
9603 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
9604 variables as non-NULL even with -fdelete-null-pointer-checks.
9606 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
9608 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
9610 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
9612 PR target/39678
9613 * config/i386/i386.c (classify_argument): Handle SCmode with
9614 (bit_offset % 64) != 0.
9616 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
9618 * doc/invoke.texi (Optimize Options): Add cross-reference to
9619 -Q --help=optimizers examples.
9621 2009-04-10 Ben Elliston <bje@au.ibm.com>
9623 PR target/36800
9624 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
9625 regalign for the reg == fpr and TDmode case.
9627 2009-04-09 David Ayers <ayers@fsfe.org>
9629 PR objc/29200
9630 * objc/objc-act.c (warn_with_method): Remove helper function.
9631 (check_duplicates): Call warning and inform directly.
9632 (really_start_method): Likewise.
9634 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
9636 * expmed.c (expand_divmod): Always use a comparison for a division
9637 by a large unsigned integer.
9639 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
9640 for things others than variables or functions as nonzero.
9642 2009-04-09 Nick Clifton <nickc@redhat.com>
9644 * unwind-compat.c: Change copyright header to refer to version
9645 3 of the GNU General Public License with version 3.1 of the
9646 GCC Runtime Library Exception and to point readers at the
9647 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
9648 * config/alpha/crtfastmath.c: Likewise.
9649 * config/alpha/linux-unwind.h: Likewise.
9650 * config/alpha/qrnnd.asm: Likewise.
9651 * config/alpha/vms-crt0-64.c: Likewise.
9652 * config/alpha/vms-crt0.c: Likewise.
9653 * config/alpha/vms-dwarf2.asm: Likewise.
9654 * config/alpha/vms-dwarf2eh.asm: Likewise.
9655 * config/alpha/vms-psxcrt0-64.c: Likewise.
9656 * config/alpha/vms-psxcrt0.c: Likewise.
9657 * config/alpha/vms_tramp.asm: Likewise.
9658 * config/arc/initfini.c: Likewise.
9659 * config/arc/lib1funcs.asm: Likewise.
9660 * config/arm/bpabi-v6m.S: Likewise.
9661 * config/arm/bpabi.S: Likewise.
9662 * config/arm/bpabi.c: Likewise.
9663 * config/arm/crti.asm: Likewise.
9664 * config/arm/crtn.asm: Likewise.
9665 * config/arm/ieee754-df.S: Likewise.
9666 * config/arm/ieee754-sf.S: Likewise.
9667 * config/arm/lib1funcs.asm: Likewise.
9668 * config/arm/libunwind.S: Likewise.
9669 * config/arm/linux-atomic.c: Likewise.
9670 * config/arm/mmintrin.h: Likewise.
9671 * config/arm/pr-support.c: Likewise.
9672 * config/arm/unaligned-funcs.c: Likewise.
9673 * config/arm/unwind-arm.c: Likewise.
9674 * config/arm/unwind-arm.h: Likewise.
9675 * config/avr/libgcc.S: Likewise.
9676 * config/bfin/crti.s: Likewise.
9677 * config/bfin/crtlibid.s: Likewise.
9678 * config/bfin/crtn.s: Likewise.
9679 * config/bfin/lib1funcs.asm: Likewise.
9680 * config/bfin/linux-unwind.h: Likewise.
9681 * config/cris/arit.c: Likewise.
9682 * config/cris/cris_abi_symbol.c: Likewise.
9683 * config/darwin-64.c: Likewise.
9684 * config/darwin-crt2.c: Likewise.
9685 * config/darwin-crt3.c: Likewise.
9686 * config/darwin.h: Likewise.
9687 * config/dbxelf.h: Likewise.
9688 * config/dfp-bit.c: Likewise.
9689 * config/dfp-bit.h: Likewise.
9690 * config/elfos.h: Likewise.
9691 * config/fixed-bit.c: Likewise.
9692 * config/fixed-bit.h: Likewise.
9693 * config/fp-bit.c: Likewise.
9694 * config/fp-bit.h: Likewise.
9695 * config/fr30/crti.asm: Likewise.
9696 * config/fr30/crtn.asm: Likewise.
9697 * config/fr30/lib1funcs.asm: Likewise.
9698 * config/freebsd-spec.h: Likewise.
9699 * config/frv/cmovd.c: Likewise.
9700 * config/frv/cmovh.c: Likewise.
9701 * config/frv/cmovw.c: Likewise.
9702 * config/frv/frvbegin.c: Likewise.
9703 * config/frv/frvend.c: Likewise.
9704 * config/frv/lib1funcs.asm: Likewise.
9705 * config/glibc-stdint.h: Likewise.
9706 * config/h8300/clzhi2.c: Likewise.
9707 * config/h8300/crti.asm: Likewise.
9708 * config/h8300/crtn.asm: Likewise.
9709 * config/h8300/ctzhi2.c: Likewise.
9710 * config/h8300/fixunssfsi.c: Likewise.
9711 * config/h8300/lib1funcs.asm: Likewise.
9712 * config/h8300/parityhi2.c: Likewise.
9713 * config/h8300/popcounthi2.c: Likewise.
9714 * config/i386/ammintrin.h: Likewise.
9715 * config/i386/att.h: Likewise.
9716 * config/i386/avxintrin.h: Likewise.
9717 * config/i386/biarch64.h: Likewise.
9718 * config/i386/bmmintrin.h: Likewise.
9719 * config/i386/cpuid.h: Likewise.
9720 * config/i386/cross-stdarg.h: Likewise.
9721 * config/i386/crtfastmath.c: Likewise.
9722 * config/i386/crtprec.c: Likewise.
9723 * config/i386/cygming-crtbegin.c: Likewise.
9724 * config/i386/cygming-crtend.c: Likewise.
9725 * config/i386/cygwin.asm: Likewise.
9726 * config/i386/emmintrin.h: Likewise.
9727 * config/i386/gmm_malloc.h: Likewise.
9728 * config/i386/gthr-win32.c: Likewise.
9729 * config/i386/i386.h: Likewise.
9730 * config/i386/immintrin.h: Likewise.
9731 * config/i386/linux-unwind.h: Likewise.
9732 * config/i386/linux64.h: Likewise.
9733 * config/i386/mm3dnow.h: Likewise.
9734 * config/i386/mmintrin-common.h: Likewise.
9735 * config/i386/mmintrin.h: Likewise.
9736 * config/i386/nmmintrin.h: Likewise.
9737 * config/i386/pmm_malloc.h: Likewise.
9738 * config/i386/pmmintrin.h: Likewise.
9739 * config/i386/smmintrin.h: Likewise.
9740 * config/i386/sol2-c1.asm: Likewise.
9741 * config/i386/sol2-ci.asm: Likewise.
9742 * config/i386/sol2-cn.asm: Likewise.
9743 * config/i386/sol2-gc1.asm: Likewise.
9744 * config/i386/tmmintrin.h: Likewise.
9745 * config/i386/unix.h: Likewise.
9746 * config/i386/w32-unwind.h: Likewise.
9747 * config/i386/wmmintrin.h: Likewise.
9748 * config/i386/x86-64.h: Likewise.
9749 * config/i386/x86intrin.h: Likewise.
9750 * config/i386/xmmintrin.h: Likewise.
9751 * config/ia64/crtbegin.asm: Likewise.
9752 * config/ia64/crtend.asm: Likewise.
9753 * config/ia64/crtfastmath.c: Likewise.
9754 * config/ia64/crti.asm: Likewise.
9755 * config/ia64/crtn.asm: Likewise.
9756 * config/ia64/fde-glibc.c: Likewise.
9757 * config/ia64/lib1funcs.asm: Likewise.
9758 * config/ia64/linux-unwind.h: Likewise.
9759 * config/ia64/quadlib.c: Likewise.
9760 * config/ia64/unwind-ia64.c: Likewise.
9761 * config/linux.h: Likewise.
9762 * config/m32c/m32c-lib1.S: Likewise.
9763 * config/m32c/m32c-lib2-trapv.c: Likewise.
9764 * config/m32c/m32c-lib2.c: Likewise.
9765 * config/m32r/initfini.c: Likewise.
9766 * config/m68hc11/larith.asm: Likewise.
9767 * config/m68hc11/m68hc11-crt0.S: Likewise.
9768 * config/m68k/cf.md: Likewise.
9769 * config/m68k/crti.s: Likewise.
9770 * config/m68k/crtn.s: Likewise.
9771 * config/m68k/lb1sf68.asm: Likewise.
9772 * config/m68k/linux-unwind.h: Likewise.
9773 * config/mcore/crti.asm: Likewise.
9774 * config/mcore/crtn.asm: Likewise.
9775 * config/mcore/lib1.asm: Likewise.
9776 * config/mips/linux-unwind.h: Likewise.
9777 * config/mips/loongson.h: Likewise.
9778 * config/mips/mips16.S: Likewise.
9779 * config/mmix/crti.asm: Likewise.
9780 * config/mmix/crtn.asm: Likewise.
9781 * config/pa/fptr.c: Likewise.
9782 * config/pa/hpux-unwind.h: Likewise.
9783 * config/pa/lib2funcs.asm: Likewise.
9784 * config/pa/linux-atomic.c: Likewise.
9785 * config/pa/linux-unwind.h: Likewise.
9786 * config/pa/milli64.S: Likewise.
9787 * config/pa/quadlib.c: Likewise.
9788 * config/pa/stublib.c: Likewise.
9789 * config/picochip/libgccExtras/adddi3.asm: Likewise.
9790 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
9791 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
9792 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
9793 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
9794 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
9795 * config/picochip/libgccExtras/divmod15.asm: Likewise.
9796 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
9797 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
9798 * config/picochip/libgccExtras/longjmp.asm: Likewise.
9799 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
9800 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
9801 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
9802 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
9803 * config/picochip/libgccExtras/setjmp.asm: Likewise.
9804 * config/picochip/libgccExtras/subdi3.asm: Likewise.
9805 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
9806 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
9807 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
9808 * config/rs6000/750cl.h: Likewise.
9809 * config/rs6000/altivec.h: Likewise.
9810 * config/rs6000/biarch64.h: Likewise.
9811 * config/rs6000/crtresfpr.asm: Likewise.
9812 * config/rs6000/crtresgpr.asm: Likewise.
9813 * config/rs6000/crtresxfpr.asm: Likewise.
9814 * config/rs6000/crtresxgpr.asm: Likewise.
9815 * config/rs6000/crtsavfpr.asm: Likewise.
9816 * config/rs6000/crtsavgpr.asm: Likewise.
9817 * config/rs6000/darwin-asm.h: Likewise.
9818 * config/rs6000/darwin-fallback.c: Likewise.
9819 * config/rs6000/darwin-fpsave.asm: Likewise.
9820 * config/rs6000/darwin-ldouble.c: Likewise.
9821 * config/rs6000/darwin-tramp.asm: Likewise.
9822 * config/rs6000/darwin-unwind.h: Likewise.
9823 * config/rs6000/darwin-vecsave.asm: Likewise.
9824 * config/rs6000/darwin-world.asm: Likewise.
9825 * config/rs6000/e500crtres32gpr.asm: Likewise.
9826 * config/rs6000/e500crtres64gpr.asm: Likewise.
9827 * config/rs6000/e500crtres64gprctr.asm: Likewise.
9828 * config/rs6000/e500crtrest32gpr.asm: Likewise.
9829 * config/rs6000/e500crtrest64gpr.asm: Likewise.
9830 * config/rs6000/e500crtresx32gpr.asm: Likewise.
9831 * config/rs6000/e500crtresx64gpr.asm: Likewise.
9832 * config/rs6000/e500crtsav32gpr.asm: Likewise.
9833 * config/rs6000/e500crtsav64gpr.asm: Likewise.
9834 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
9835 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
9836 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
9837 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
9838 * config/rs6000/eabi-ci.asm: Likewise.
9839 * config/rs6000/eabi-cn.asm: Likewise.
9840 * config/rs6000/eabi.asm: Likewise.
9841 * config/rs6000/linux-unwind.h: Likewise.
9842 * config/rs6000/linux64.h: Likewise.
9843 * config/rs6000/paired.h: Likewise.
9844 * config/rs6000/paired.md: Likewise.
9845 * config/rs6000/ppc64-fp.c: Likewise.
9846 * config/rs6000/ppu_intrinsics.h: Likewise.
9847 * config/rs6000/rs6000.h: Likewise.
9848 * config/rs6000/si2vmx.h: Likewise.
9849 * config/rs6000/sol-ci.asm: Likewise.
9850 * config/rs6000/sol-cn.asm: Likewise.
9851 * config/rs6000/spe.h: Likewise.
9852 * config/rs6000/spu2vmx.h: Likewise.
9853 * config/rs6000/sysv4.h: Likewise.
9854 * config/rs6000/tramp.asm: Likewise.
9855 * config/rs6000/vec_types.h: Likewise.
9856 * config/s390/linux-unwind.h: Likewise.
9857 * config/s390/tpf-unwind.h: Likewise.
9858 * config/score/crti.asm: Likewise.
9859 * config/score/crtn.asm: Likewise.
9860 * config/sh/crt1.asm: Likewise.
9861 * config/sh/crti.asm: Likewise.
9862 * config/sh/crtn.asm: Likewise.
9863 * config/sh/divtab-sh4-300.c: Likewise.
9864 * config/sh/divtab-sh4.c: Likewise.
9865 * config/sh/divtab.c: Likewise.
9866 * config/sh/lib1funcs-4-300.asm: Likewise.
9867 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
9868 * config/sh/lib1funcs.asm: Likewise.
9869 * config/sh/lib1funcs.h: Likewise.
9870 * config/sh/linux-atomic.asm: Likewise.
9871 * config/sh/linux-unwind.h: Likewise.
9872 * config/sh/shmedia.h: Likewise.
9873 * config/sh/sshmedia.h: Likewise.
9874 * config/sh/ushmedia.h: Likewise.
9875 * config/sparc/crtfastmath.c: Likewise.
9876 * config/sparc/linux-unwind.h: Likewise.
9877 * config/sparc/sol2-c1.asm: Likewise.
9878 * config/sparc/sol2-ci.asm: Likewise.
9879 * config/sparc/sol2-cn.asm: Likewise.
9880 * config/spu/divmodti4.c: Likewise.
9881 * config/spu/divv2df3.c: Likewise.
9882 * config/spu/float_disf.c: Likewise.
9883 * config/spu/float_unsdidf.c: Likewise.
9884 * config/spu/float_unsdisf.c: Likewise.
9885 * config/spu/float_unssidf.c: Likewise.
9886 * config/spu/mfc_multi_tag_release.c: Likewise.
9887 * config/spu/mfc_multi_tag_reserve.c: Likewise.
9888 * config/spu/mfc_tag_release.c: Likewise.
9889 * config/spu/mfc_tag_reserve.c: Likewise.
9890 * config/spu/mfc_tag_table.c: Likewise.
9891 * config/spu/multi3.c: Likewise.
9892 * config/spu/spu_internals.h: Likewise.
9893 * config/spu/spu_intrinsics.h: Likewise.
9894 * config/spu/spu_mfcio.h: Likewise.
9895 * config/spu/vec_types.h: Likewise.
9896 * config/spu/vmx2spu.h: Likewise.
9897 * config/stormy16/stormy16-lib2.c: Likewise.
9898 * config/svr4.h: Likewise.
9899 * config/sync.c: Likewise.
9900 * config/v850/lib1funcs.asm: Likewise.
9901 * config/vxlib-tls.c: Likewise.
9902 * config/vxlib.c: Likewise.
9903 * config/vxworks-dummy.h: Likewise.
9904 * config/xtensa/crti.asm: Likewise.
9905 * config/xtensa/crtn.asm: Likewise.
9906 * config/xtensa/ieee754-df.S: Likewise.
9907 * config/xtensa/ieee754-sf.S: Likewise.
9908 * config/xtensa/lib1funcs.asm: Likewise.
9909 * config/xtensa/lib2funcs.S: Likewise.
9910 * config/xtensa/linux-unwind.h: Likewise.
9911 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
9912 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
9913 * coretypes.h: Likewise.
9914 * crtstuff.c: Likewise.
9915 * defaults.h: Likewise.
9916 * dwarf2.h: Likewise.
9917 * emutls.c: Likewise.
9918 * gbl-ctors.h: Likewise.
9919 * gcov-io.h: Likewise.
9920 * ginclude/float.h: Likewise.
9921 * ginclude/iso646.h: Likewise.
9922 * ginclude/stdarg.h: Likewise.
9923 * ginclude/stdbool.h: Likewise.
9924 * ginclude/stddef.h: Likewise.
9925 * ginclude/stdfix.h: Likewise.
9926 * ginclude/stdint-gcc.h: Likewise.
9927 * ginclude/tgmath.h: Likewise.
9928 * gthr-aix.h: Likewise.
9929 * gthr-dce.h: Likewise.
9930 * gthr-gnat.c: Likewise.
9931 * gthr-gnat.h: Likewise.
9932 * gthr-lynx.h: Likewise.
9933 * gthr-mipssde.h: Likewise.
9934 * gthr-nks.h: Likewise.
9935 * gthr-posix.c: Likewise.
9936 * gthr-posix.h: Likewise.
9937 * gthr-posix95.h: Likewise.
9938 * gthr-rtems.h: Likewise.
9939 * gthr-single.h: Likewise.
9940 * gthr-solaris.h: Likewise.
9941 * gthr-tpf.h: Likewise.
9942 * gthr-vxworks.h: Likewise.
9943 * gthr-win32.h: Likewise.
9944 * gthr.h: Likewise.
9945 * libgcc2.c: Likewise.
9946 * libgcc2.h: Likewise.
9947 * libgcov.c: Likewise.
9948 * tsystem.h: Likewise.
9949 * typeclass.h: Likewise.
9950 * unwind-c.c: Likewise.
9951 * unwind-compat.h: Likewise.
9952 * unwind-dw2-fde-compat.c: Likewise.
9953 * unwind-dw2-fde-darwin.c: Likewise.
9954 * unwind-dw2-fde-glibc.c: Likewise.
9955 * unwind-dw2-fde.c: Likewise.
9956 * unwind-dw2-fde.h: Likewise.
9957 * unwind-dw2.c: Likewise.
9958 * unwind-dw2.h: Likewise.
9959 * unwind-generic.h: Likewise.
9960 * unwind-pe.h: Likewise.
9961 * unwind-sjlj.c: Likewise.
9962 * unwind.inc: Likewise.
9963 * config/arm/neon-gen.ml: Change generated copyright header to
9964 refer to version 3 of the GNU General Public License with
9965 version 3.1 of the GCC Runtime Library Exception and to point
9966 readers at the COPYING3 and COPYING3.RUNTIME files and the
9967 FSF's license web page.
9968 * config/arm/arm_neon.h: Regenerate.
9970 2009-04-09 Jakub Jelinek <jakub@redhat.com>
9972 * config/cris/cris.md: Change copyright header to refer to version
9973 3 of the GNU General Public License.
9974 * doc/install.texi2html: Change copyright header to refer to version
9975 3 of the GNU General Public License and to point readers at the
9976 COPYING3 file and the FSF's license web page.
9977 * config/vax/linux.h: Likewise.
9979 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
9981 * config/i386/i386.md (cmpcc): New.
9982 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
9983 (sync_compare_and_swap_cc*): Delete.
9985 * config/s390/s390.c (s390_compare_emitted): Remove.
9986 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
9987 s390_compare_emitted used to be handled. Assert that modes match.
9988 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
9989 refer to sync_compare_and_swap_ccsi.
9990 * config/s390/s390.h (s390_compare_emitted): Remove.
9991 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
9992 instead of s390_compare_emitted.
9993 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
9994 instead of s390_compare_emitted.
9995 * config/s390/s390.md (cmpcc): New.
9996 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
9997 CC_REGNUM, do not pretend it's set.
9998 (sync_compare_and_swap_cc*): Delete.
9999 * config/s390/predicates.md (cc_reg_operand): New.
10001 * expr.c (sync_compare_and_swap_cc): Delete.
10002 * optabs.h (sync_compare_and_swap_cc): Delete.
10003 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
10004 is being used with can_compare_p.
10005 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
10006 (find_cc_set): New.
10007 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
10008 look for a MODE_CC set instead. Use emit_store_flag.
10009 (expand_compare_and_swap_loop): Likewise, with some additional
10010 complication to avoid a force_reg when useless. Use
10011 emit_cmp_and_jump_insns.
10012 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
10013 * doc/md.texi (sync_compare_and_swap_cc): Merge with
10014 sync_compare_and_swap documentation.
10016 2009-04-09 Jan Hubicka <jh@suse.cz>
10018 * except.c (find_prev_try): Break out from ....
10019 (duplicate_eh_regions): ... here; properly update prev_try pointers
10020 when duplication part of tree.
10021 (dump_eh_tree): Improve dumping.
10022 (verify_eh_region): New.
10023 (verify_eh_tree): Use it.
10025 2009-04-06 Richard Guenther <rguenther@suse.de>
10027 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
10028 &ARRAY addresses by adjusting their types and prepending
10029 a conversion.
10030 * tree-cfg.c (verify_gimple_assign_single): Verify that
10031 addresses are correct.
10033 2009-04-09 Richard Guenther <rguenther@suse.de>
10035 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
10036 indices into an array reference if possible.
10037 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10038 Fold POINTER_PLUS_EXPR statements with invariant address.
10040 2009-04-09 Alan Modra <amodra@bigpond.net.au>
10042 PR target/39634
10043 * config.gcc (powerpc64-*-linux*): Always build biarch.
10045 2009-04-09 Joseph Myers <joseph@codesourcery.com>
10047 PR c/39613
10048 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
10049 it and pedwarn if this results in an INTEGER_CST.
10051 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10053 * doc/install.texi: Update minimum GMP version. Remove obsolete
10054 text in MPFR section.
10056 2009-04-08 Jakub Jelinek <jakub@redhat.com>
10058 * dwarf2out.c (class_scope_p): New static inline.
10059 (class_or_namespace_scope_p): Use it.
10060 (gen_variable_die): Use DW_TAG_member tag for static data member
10061 declarations instead of DW_TAG_variable.
10063 PR middle-end/39573
10064 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
10065 variables.
10067 2009-04-08 Richard Guenther <rguenther@suse.de>
10069 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
10070 valueize random data.
10072 2009-04-08 David Edelsohn <edelsohn@gnu.org>
10074 * config.gcc (aix tm_file): Add aix-stdint.h.
10075 (aix tm clause use_gcc_stdint): Set to wrap.
10076 * config/rs6000/aix-stdint.h: New file.
10078 2009-04-08 Richard Guenther <rguenther@suse.de>
10080 PR middle-end/36291
10081 * tree-dfa.c (add_referenced_var): Do not recurse into
10082 global initializers.
10083 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
10084 exposed variables.
10085 (fold_const_aggregate_ref): Likewise.
10087 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10089 * recog.c (ordered_comparison_operator): New.
10090 * gensupport.c (std_preds): Add it.
10091 * doc/md.texi (Machine-Independent Predicates): Document it.
10093 2009-04-08 Jan Hubicka <jh@suse.cz>
10095 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
10096 * function.h (rtl_eh): Remove exception_handler_label_map.
10097 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
10098 remove_exception_handler_label, for_each_eh_label_1): Remove.
10099 (rtl_remove_unreachable_regions): Remove.
10100 (convert_from_eh_region_ranges): Do not remove unreachable regions.
10101 (find_exception_handler_labels): Don't build the hashtable.
10102 (maybe_remove_eh_handler): Remove.
10103 (for_each_eh_label): Rewrite to walk the tree.
10104 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
10105 * except.h (maybe_remove_eh_handler): Remove.
10106 * passes.c (init_optimization_passes): Schedule second EH cleanup
10107 before out-of-ssa.
10108 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
10109 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
10111 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
10113 * genoutput.c (validate_optab_operands): New.
10114 (gen_insn, gen_expand): Call it.
10116 * genflags.c (gen_insn): Detect misused iterators.
10117 (main): Pass line_no to gen_insn, exit with status 1 on error.
10119 * genextract.c (line_no): Make global.
10120 (VEC_safe_set_locstr): Change assertion to error message.
10121 (main): Exit with status 1 on error.
10123 2009-04-08 Joseph Myers <joseph@codesourcery.com>
10125 PR c/39614
10126 PR c/39673
10127 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
10128 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
10129 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
10130 * c-convert.c (convert): Do not call fold on results of conversion
10131 functions when the result is a C_MAYBE_CONST_EXPR.
10132 * c-parser.c (c_parser_postfix_expression): Do not fold condition
10133 of __builtin_choose_expr.
10134 * c-typeck.c (remove_c_maybe_const_expr): New.
10135 (build_unary_op, build_conditional_expr, build_compound_expr,
10136 build_binary_op, c_objc_common_truthvalue_conversion): Call
10137 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
10138 integer operands.
10140 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
10142 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
10143 CODE to produce a new one. Add a prototype to use fold_convert_const
10145 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
10147 PR bootstrap/39660
10148 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
10149 mix declarations and code.
10151 2009-04-08 Ben Elliston <bje@au.ibm.com>
10153 * gcc.c: Replace `CC' with `GCC' throughout.
10155 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
10157 * doc/invoke.texi: Document Atom support.
10159 2009-04-07 Jason Merrill <jason@redhat.com>
10161 PR c++/25185
10162 * c-common.h, c-common.c: Add flag_pretty_templates.
10163 * c-opts.c (c_common_handle_option): Set it.
10164 * c.opt: Add -fno-pretty-templates.
10165 * doc/invoke.texi (C++ Dialect Options): Likewise.
10167 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
10169 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
10170 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
10171 (ia64_expand_builtin): Likewise.
10173 2009-04-07 Martin Jambor <mjambor@suse.cz>
10175 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
10176 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
10177 ADDR_EXPRS are include too.
10179 2009-04-07 Richard Guenther <rguenther@suse.de>
10181 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
10182 decls are only used if passes as parameters or if they are
10183 local statics and the call is not to a builtin.
10184 (call_may_clobber_ref_p_1): Likewise.
10186 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10188 * expr.c (do_store_flag): Remove last argument. Simplify code
10189 to avoid duplication of tests already done by can_compare_p.
10190 (expand_expr_real_1): Adjust caller.
10192 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10194 * optabs.c (can_compare_p): Test the predicate of a
10195 cbranch and cstore pattern.
10197 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10199 * expr.c (convert_move): Use emit_store_flag instead of
10200 "emulating" it.
10202 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
10204 * config/i386/i386.c (ix86_compare_emitted): Remove.
10205 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
10206 ix86_compare_op0 like ix86_compare_emitted used to be handled.
10207 * config/i386/i386.h (ix86_compare_emitted): Remove.
10208 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
10209 instead of ix86_compare_emitted.
10210 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
10212 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
10214 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
10215 Add t-sysroot-suffix to tmake_file.
10216 * config/print-sysroot-suffix.sh: New file.
10217 * config/t-sysroot-suffix: New file.
10219 2009-04-07 Ben Elliston <bje@au.ibm.com>
10221 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
10222 as the latter produces a warning when the target does not support
10223 infinity.
10225 2009-04-07 Ben Elliston <bje@au.ibm.com>
10227 * dfp.c: Replace type punning assignments with memcpy throughout.
10228 * Makefile.in (dfp.o-warn): Remove.
10230 2009-04-07 Alan Modra <amodra@bigpond.net.au>
10232 PR target/39634
10233 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
10234 Include soft-fp/t-softfp after rs6000/t-linux64.
10236 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
10238 * stor-layout.c (set_sizetype): Use the full precision of their
10239 machine mode for bitsize types.
10241 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
10243 * config/i386/i386.md: Revert 2 accidental checkins.
10245 2009-04-06 Joey Ye <joey.ye@intel.com>
10246 Xuepeng Guo <xuepeng.guo@intel.com>
10247 H.J. Lu <hongjiu.lu@intel.com>
10249 Atom pipeline model, tuning and insn selection.
10250 * config.gcc (atom): Add atom config options and target.
10252 * config/i386/atom.md: New.
10254 * config/i386/i386.c (atom_cost): New cost.
10255 (m_ATOM): New macro flag.
10256 (initial_ix86_tune_features): Set m_ATOM.
10257 (x86_accumulate_outgoing_args): Likewise.
10258 (x86_arch_always_fancy_math_387): Likewise.
10259 (processor_target): Add Atom cost.
10260 (cpu_names): Add Atom cpu name.
10261 (override_options): Set Atom ISA.
10262 (ix86_issue_rate): New case PROCESSOR_ATOM.
10263 (ix86_adjust_cost): Likewise.
10265 * config/i386/i386.h (TARGET_ATOM): New target macro.
10266 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
10267 (TARGET_OPT_AGU): New target option.
10268 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
10269 (processor_type): Add PROCESSOR_ATOM.
10271 * config/i386/i386.md (cpu): Add new value "atom".
10272 (use_carry, movu): New attr.
10273 (atom.md): Include atom.md.
10274 (adddi3_carry_rex64): Set attr "use_carry".
10275 (addqi3_carry): Likewise.
10276 (addhi3_carry): Likewise.
10277 (addsi3_carry): Likewise.
10278 (*addsi3_carry_zext): Likewise.
10279 (subdi3_carry_rex64): Likewise.
10280 (subqi3_carry): Likewise.
10281 (subhi3_carry): Likewise.
10282 (subsi3_carry): Likewise.
10283 (x86_movdicc_0_m1_rex64): Likewise.
10284 (*x86_movdicc_0_m1_se): Likewise.
10285 (x86_movsicc_0_m1): Likewise.
10286 (*x86_movsicc_0_m1_se): Likewise.
10287 (*adddi_1_rex64): Emit add insn as much as possible.
10288 (*addsi_1): Likewise.
10289 (return_internal): Set atom_unit.
10290 (return_internal_long): Likewise.
10291 (return_pop_internal): Likewise.
10292 (*rcpsf2_sse): Set atom_sse_attr attr.
10293 (*qrt<mode>2_sse): Likewise.
10294 (*prefetch_sse): Likewise.
10296 * config/i386/i386-c.c (ix86_target_macros_internal): New case
10297 PROCESSOR_ATOM.
10298 (ix86_target_macros_internal): Likewise.
10300 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
10301 (*prefetch_sse_rex): Likewise.
10302 (sse_rcpv4sf2): Likewise.
10303 (sse_vmrcpv4sf2): Likewise.
10304 (sse_sqrtv4sf2): Likewise.
10305 (<sse>_vmsqrt<mode>2): Likewise.
10306 (sse_ldmxcsr): Likewise.
10307 (sse_stmxcsr): Likewise.
10308 (*sse_sfence): Likewise.
10309 (sse2_clflush): Likewise.
10310 (*sse2_mfence): Likewise.
10311 (*sse2_lfence): Likewise.
10312 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
10313 (<sse>_movup<ssemodesuffixf2c>): Likewise.
10314 (avx_movdqu<avxmodesuffix>): Likewise.
10315 (avx_lddqu<avxmodesuffix>): Likewise.
10316 (sse2_movntv2di): Change attr "type" to "ssemov".
10317 (sse2_movntsi): Likewise.
10318 (rsqrtv8sf2): Change attr "type" to "sseadd".
10319 (sse3_addsubv2df3): Set attr "atom_unit".
10320 (sse3_h<plusminus_insn>v4sf3): Likewise.
10321 (*sse2_pmaddwd): Likewise.
10322 (*vec_extractv2di_1_rex64): Likewise.
10323 (*vec_extractv2di_1_avx): Likewise.
10324 (sse2_psadbw): Likewise.
10325 (ssse3_phaddwv8hi3): Likewise.
10326 (ssse3_phaddwv4hi3): Likewise.
10327 (ssse3_phadddv4si3): Likewise.
10328 (ssse3_phadddv2si3): Likewise.
10329 (ssse3_phaddswv8hi3): Likewise.
10330 (ssse3_phaddswv4hi3): Likewise.
10331 (ssse3_phsubwv8hi3): Likewise.
10332 (ssse3_phsubwv4hi3): Likewise.
10333 (ssse3_phsubdv4si3): Likewise.
10334 (ssse3_phsubdv2si3): Likewise.
10335 (ssse3_phsubswv8hi3): Likewise.
10336 (ssse3_phsubswv4hi3): Likewise.
10337 (ssse3_pmaddubsw128): Likewise.
10338 (sse3_pmaddubsw: Likewise.
10339 (ssse3_palignrti): Likewise.
10340 (ssse3_palignrdi): Likewise.
10342 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
10344 * doc/install.texi (Specific): Fix two cross-references to MinGW.
10346 2009-04-06 Richard Guenther <rguenther@suse.de>
10348 PR tree-optimization/28868
10349 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
10350 of which PHI results we inserted.
10351 (insert_into_preds_of_block): Record inserted PHIs.
10352 (eliminate): Eliminate redundant PHI nodes.
10353 (init_pre): Init inserted_phi_names.
10355 2009-04-06 Richard Guenther <rguenther@suse.de>
10357 PR tree-optimization/39643
10358 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
10359 IMAGPART_EXPRs of complex constants.
10360 (execute_fold_all_builtins): If we folded a call queue
10361 TODO_update_address_taken.
10363 2009-04-06 Jan Hubicka <jh@suse.cz>
10365 PR middle-end/39659
10366 * except.c (remove_unreachable_regions): Propagate may_contain_throw
10367 flag.
10369 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
10371 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
10372 delay slot.
10373 (ic_invalidate_array): Likewise.
10375 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
10377 * calls.c (emit_library_call_value_1): Fix a problem with parameter
10378 alignment for library calls.
10380 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
10382 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
10383 (mingw32 tm clause use_gcc_stdint): Set to wrap.
10384 * config/i386/mingw-stdint.h: New file.
10386 2009-04-05 Richard Guenther <rguenther@suse.de>
10388 PR tree-optimization/39648
10389 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
10390 our &A vs. &A[0] IL deficiencies.
10392 2009-04-04 Jan Hubicka <jh@suse.cz>
10394 * except.c (sjlj_find_directly_reachable_regions): Be ready for
10395 removed toplevel regions.
10396 (sjlj_mark_call_sites): Likewise.
10398 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
10400 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
10401 (cygwin tm clause use_gcc_stdint): Set to wrap.
10402 * config/i386/cygwin-stdint.h: New file.
10404 2009-04-04 Richard Guenther <rguenther@suse.de>
10406 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
10407 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
10408 single-argument PHIs if we are in loop-closed SSA form.
10409 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
10410 for the pre-condition.
10411 (slpeel_tree_peel_loop_to_edge): Likewise.
10412 (vect_build_loop_niters): Take an optional sequence to append stmts.
10413 (vect_generate_tmps_on_preheader): Likewise.
10414 (vect_do_peeling_for_loop_bound): Take extra guards for the
10415 pre-condition.
10416 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
10417 the cost model check.
10418 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
10419 guards if we are going to peel. Do not apply versioning in that case.
10420 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
10421 (vect_do_peeling_for_loop_bound): Likewise.
10422 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
10423 loop bound only record extra pre-conditions, do not apply loop
10424 versioning.
10426 2009-04-04 Richard Guenther <rguenther@suse.de>
10428 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
10429 renaming code.
10431 2009-04-04 Jan Hubicka <jh@suse.cz>
10433 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
10434 last_basic_block for size of bb->index indexed array.
10435 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
10436 compute_out, link_btr_uses, build_btr_def_use_webs,
10437 build_btr_def_use_webs, migrate_btr_defs): Likewise.
10439 2009-04-04 Jan Hubicka <jh@suse.cz>
10441 * except.c (remove_eh_handler_and_replace): Break out from ...
10442 (remove_eh_handler): ... here.
10443 (bring_to_root): New function.
10444 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
10445 handled ones, bring others to root of tree.
10447 2009-04-04 Jan Hubicka <jh@suse.cz>
10449 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
10450 (all_phis_safe_to_merge): New function.
10451 (update_info): New structure.
10452 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
10453 (cleanup_empty_eh): Update SSA if possible.
10455 2009-04-04 Richard Guenther <rguenther@suse.de>
10457 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
10458 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
10459 (append_vuse): Likewise.
10461 2009-04-04 Jakub Jelinek <jakub@redhat.com>
10463 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
10464 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
10465 instead of REG_UNSAVED for DW_CFA_undefined.
10466 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
10467 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
10468 outermost frame.
10470 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
10472 PR target/39501
10473 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
10474 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
10475 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
10477 2009-04-04 Richard Guenther <rguenther@suse.de>
10479 PR tree-optimization/8781
10480 PR tree-optimization/37892
10481 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
10482 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
10483 (valueize_refs): Call it for *& valueizations.
10484 (shared_reference_ops_from_ref): Rename to ...
10485 (valueize_shared_reference_ops_from_ref): ... this and valueize.
10486 (shared_reference_ops_from_call): Rename to ...
10487 (valueize_shared_reference_ops_from_call): ... this and valueize.
10488 (vn_reference_lookup): Update.
10489 (visit_reference_op_call): Likewise.
10490 * tree-ssa-pre.c (phi_translate_1): Fold *&.
10491 (eliminate): Value-replace the call address in call statements.
10493 2009-04-04 Richard Guenther <rguenther@suse.de>
10495 PR tree-optimization/39636
10496 * tree-ssa-forwprop.c
10497 (forward_propagate_addr_into_variable_array_index): Check for
10498 GIMPLE_ASSIGN before accessing the rhs code.
10500 2009-04-03 Jason Merrill <jason@redhat.com>
10502 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
10504 2009-04-03 Steve Ellcey <sje@cup.hp.com>
10506 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
10507 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
10508 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
10509 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
10510 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
10511 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
10512 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
10513 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
10514 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
10515 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
10516 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
10517 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
10518 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
10519 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
10520 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
10521 Use fr_reg_or_fp01_operand instead of fr_register_operand
10523 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
10524 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
10525 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
10527 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
10529 PR rtl-optimization/39607
10530 PR rtl-optimization/39631
10532 Revert:
10534 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
10535 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
10536 instead of DF_LR_OUT.
10537 * ira-lives.c (process_bb_node_lives): Ditto.
10538 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
10539 instead of DF_LR_{OUT,IN}.
10540 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
10541 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
10543 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
10545 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
10546 (execute_lower_omp): Always run but take the short way out if -fopenmp
10547 is not given.
10548 (gate_lower_omp): Remove, forcing the pass manager to always run the
10549 pass and always set PROP_gimple_lomp.
10550 (pass_lower_omp): Remove gate function.
10551 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
10552 PROP_trees. Instead, require it.
10553 * ipa-cp.c (pass_ipa_cp): Likewise.
10554 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
10555 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
10556 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
10557 and PROP_gimple_leh.
10559 2009-04-03 Richard Guenther <rguenther@suse.de>
10561 PR middle-end/13146
10562 PR tree-optimization/23940
10563 PR tree-optimization/33237
10564 PR middle-end/33974
10565 PR middle-end/34093
10566 PR tree-optimization/36201
10567 PR tree-optimization/36230
10568 PR tree-optimization/38049
10569 PR tree-optimization/38207
10570 PR tree-optimization/38230
10571 PR tree-optimization/38301
10572 PR tree-optimization/38585
10573 PR middle-end/38895
10574 PR tree-optimization/38985
10575 PR tree-optimization/39299
10576 * tree-ssa-structalias.h: Remove.
10577 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
10578 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
10579 (struct vuse_element_d): Remove.
10580 (struct vuse_vec_d): Likewise.
10581 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
10582 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
10583 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
10584 VUSE_ELEMENT_VAR): Likewise.
10585 (struct voptype_d): Likewise.
10586 (NUM_VOP_FREE_BUCKETS): Likewise.
10587 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
10588 (struct stmt_operands_d): Remove.
10589 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
10590 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
10591 VDEF_NUM, VDEF_VECT): Likewise.
10592 (copy_virtual_operands): Remove.
10593 (operand_build_cmp): Likewise.
10594 (create_ssa_artificial_load_stmt): Likewise.
10595 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
10596 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
10597 vuse_index and mayuse_index members. Pack and move done and iter_type
10598 members to the front.
10599 (SSA_OP_VMAYUSE): Remove.
10600 (SSA_OP_VIRTUAL_USES): Adjust.
10601 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
10602 (unlink_stmt_vdef): Declare.
10603 (add_to_addressable_set): Remove.
10604 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
10605 (vrp_visit_stmt): Likewise.
10606 * doc/tree-ssa.texi (Alias analysis): Update.
10607 * doc/invoke.texi (max-aliased-vops): Remove docs.
10608 (avg-aliased-vops): Likewise.
10609 * tree-into-ssa.c (syms_to_rename): Remove.
10610 (need_to_update_vops_p): Likewise.
10611 (need_to_initialize_update_ssa_p): Rename to ...
10612 (update_ssa_initialized_fn): ... this. Track function we are
10613 initialized for.
10614 (symbol_marked_for_renaming): Simplify.
10615 (add_new_name_mapping): Do not set need_to_update_vops_p.
10616 (dump_currdefs): Use SYMS_TO_RENAME.
10617 (rewrite_update_stmt): Always walk all uses/defs.
10618 (dump_update_ssa): Adjust.
10619 (init_update_ssa): Take function argument. Track what we are
10620 initialized for.
10621 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
10622 (create_new_def_for): Initialize for cfun, assert we are initialized
10623 for cfun.
10624 (mark_sym_for_renaming): Simplify.
10625 (mark_set_for_renaming): Do not initialize update-ssa.
10626 (need_ssa_update_p): Simplify. Take function argument.
10627 (name_mappings_registered_p): Assert we ask for the correct function.
10628 (name_registered_for_update_p): Likewise.
10629 (ssa_names_to_replace): Likewise.
10630 (release_ssa_name_after_update_ssa): Likewise.
10631 (update_ssa): Likewise. Use SYMS_TO_RENAME.
10632 (dump_decl_set): Do not print a newline.
10633 (debug_decl_set): Do it here.
10634 (dump_update_ssa): And here.
10635 * tree-ssa-loop-im.c (move_computations): Adjust.
10636 (movement_possibility): Likewise.
10637 (determine_max_movement): Likewise.
10638 (gather_mem_refs_stmt): Likewise.
10639 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
10640 or NAME_MEMORY_TAG.
10641 * tree-complex.c (update_all_vops): Remove.
10642 (expand_complex_move): Adjust.
10643 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
10644 Simplify test for memory referencing statement. Exclude
10645 non-invariant ADDR_EXPRs.
10646 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
10647 * tree-loop-distribution.c (generate_memset_zero): Adjust.
10648 (rdg_flag_uses): Likewise.
10649 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
10650 related code.
10651 (tree_optimize_tail_calls_1): Also split the
10652 edge from the entry block if we have degenerate PHI nodes in
10653 the first basic block.
10654 * tree.c (init_ttree): Remove memory-tag related code.
10655 (tree_code_size): Likewise.
10656 (tree_node_structure): Likewise.
10657 (build7_stat): Re-write to be build6_stat.
10658 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
10659 (SSA_VAR_P): Adjust.
10660 (struct tree_memory_tag): Remove.
10661 (struct tree_memory_partition_tag): Likewise.
10662 (union tree_node): Adjust.
10663 (build7): Re-write to be build6.
10664 * tree-pass.h (pass_reset_cc_flags): Remove.
10665 (TODO_update_address_taken): New flag.
10666 (pass_simple_dse): Remove.
10667 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
10668 * params.h (MAX_ALIASED_VOPS): Remove.
10669 (AVG_ALIASED_VOPS): Likewise.
10670 * omp-low.c (expand_omp_taskreg): Update SSA form.
10671 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
10672 aliases the lhs in a copy stmt.
10673 * tree-ssa-dse.c (struct address_walk_data): Remove.
10674 (memory_ssa_name_same): Likewise.
10675 (memory_address_same): Likewise.
10676 (get_kill_of_stmt_lhs): Likewise.
10677 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
10678 unused stores. Look through PHI nodes into post-dominated regions.
10679 (dse_optimize_stmt): Simplify. Properly remove stores.
10680 (tree_ssa_dse): Compute dominators.
10681 (execute_simple_dse): Remove.
10682 (pass_simple_dse): Likewise.
10683 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
10684 gimple_loaded_syms and gimple_stored_syms computation.
10685 * toplev.c (dump_memory_report): Dump alias and pta stats.
10686 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
10687 (vn_reference_eq): Likewise.
10688 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
10689 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
10690 valueize_vuses): Remove.
10691 (get_def_ref_stmt_vuses): Simplify. Rename to ...
10692 (get_def_ref_stmt_vuse): ... this.
10693 (vn_reference_lookup_2): New function.
10694 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
10695 walking equivalent vuses. Simplify.
10696 (vn_reference_lookup): Likewise.
10697 (vn_reference_insert): Likewise.
10698 (vn_reference_insert_pieces): Likewise.
10699 (visit_reference_op_call): Simplify.
10700 (visit_reference_op_load): Likewise.
10701 (visit_reference_op_store): Likewise.
10702 (init_scc_vn): Remove shared_lookup_vuses initialization.
10703 (free_scc_vn): Remove shared_lookup_vuses freeing.
10704 (sort_vuses, sort_vuses_heap): Remove.
10705 (get_ref_from_reference_ops): Export.
10706 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
10707 vector with single vuse pointer.
10708 (vn_reference_lookup_pieces, vn_reference_lookup,
10709 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
10710 (shared_vuses_from_stmt): Remove.
10711 (get_ref_from_reference_ops): Declare.
10712 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
10713 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
10714 memory-tag related code.
10715 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
10716 (likely_value): Add comment, skip static-chain of call statements.
10717 (surely_varying_stmt_p): Adjust.
10718 (gimplify_and_update_call_from_tree): Likewise.
10719 (execute_fold_all_builtins): Do not rebuild alias info.
10720 (gimplify_and_update_call_from_tree): Properly update VOPs.
10721 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
10722 (copy_ref_info): Remove memory-tag related code.
10723 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
10724 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
10725 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
10726 computation.
10727 * tree-ssa-dom.c (gimple_p): Remove typedef.
10728 (eliminate_redundant_computations): Adjust.
10729 (record_equivalences_from_stmt): Likewise.
10730 (avail_expr_hash): Likewise.
10731 (avail_expr_eq): Likewise.
10732 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
10733 (stmt_makes_single_load): Likewise.
10734 (stmt_makes_single_store): Likewise.
10735 * tree-ssa-alias.c: Rewrite completely.
10736 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
10737 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
10738 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
10739 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
10740 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
10741 Remove public functions.
10742 (pass_reset_cc_flags): Remove.
10743 (pass_build_alias): Move ...
10744 * tree-ssa-structalias.c (pass_build_alias): ... here.
10745 * tree-ssa-alias.c (may_be_aliased): Move ...
10746 * tree-flow-inline.h (may_be_aliased): ... here.
10747 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
10748 count_uses_and_derefs): Move ...
10749 * gimple.c: ... here.
10750 * gimple.h (count_uses_and_derefs): Declare.
10751 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
10752 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
10753 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
10754 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
10755 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
10756 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
10757 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
10758 New functions.
10759 * tree-dfa.c (refs_may_alias_p): Move ...
10760 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
10761 * tree-ssa-alias.h: New file.
10762 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
10763 (statement_sink_location): Likewise.
10764 * opts.c (decode_options): Do not adjust max-aliased-vops or
10765 avg-aliased-vops values.
10766 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
10767 (TV_CALL_CLOBBER): Likewise.
10768 (TV_FLOW_SENSITIVE): Likewise.
10769 (TV_FLOW_INSENSITIVE): Likewise.
10770 (TV_MEMORY_PARTITIONING): Likewise.
10771 (TV_ALIAS_STMT_WALK): New timevar.
10772 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
10773 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
10774 (get_address_description): Remove memory-tag related code.
10775 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
10776 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
10777 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
10778 and immediate uses in statements. Document.
10779 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
10780 (dump_symbols): Remove.
10781 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
10782 * alias.c (get_deref_alias_set): New function split out from ...
10783 (get_alias_set): ... here.
10784 * alias.h (get_deref_alias_set): Declare.
10785 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
10786 type parameter. Remove restrict pointer handling. Create a
10787 ref-all pointer in case type-based alias sets do not conflict.
10788 (vect_analyze_data_refs): Remove SMT related code.
10789 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
10790 (vectorizable_load): Likewise.
10791 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
10792 (DR_SYMBOL_TAG, DR_VOPS): Remove.
10793 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
10794 Ignore vops and SMTs.
10795 (dr_analyze_alias): Likewise..
10796 (free_data_ref): Likewise.
10797 (create_data_ref): Likewise.
10798 (analyze_all_data_dependences): Likewise.
10799 (get_references_in_stmt): Adjust.
10800 * tree-flow-inline.h (gimple_aliases_computed_p,
10801 gimple_addressable_vars, gimple_call_clobbered_vars,
10802 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
10803 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
10804 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
10805 gimple_mem_ref_stats): Remove.
10806 (gimple_vop): New function.
10807 (op_iter_next_use): Remove vuses and mayuses cases.
10808 (op_iter_next_def): Remove vdefs case.
10809 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
10810 (clear_and_done_ssa_iter): Do not set removed fields.
10811 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
10812 Assert we are not iterating over vuses or vdefs if not also
10813 iterating over uses or defs.
10814 (op_iter_init_use): Likewise.
10815 (op_iter_init_def): Likewise.
10816 (op_iter_next_vdef): Remove.
10817 (op_iter_next_mustdef): Likewise.
10818 (op_iter_init_vdef): Likewise.
10819 (compare_ssa_operands_equal): Likewise.
10820 (link_use_stmts_after): Handle vuse operand.
10821 (is_call_used): Use is_call_clobbered.
10822 (is_call_clobbered): Global variables are always call clobbered,
10823 query the call-clobbers bitmap.
10824 (mark_call_clobbered): Ignore global variables.
10825 (clear_call_clobbered): Likewise.
10826 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
10827 virtual operands sanity check.
10828 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
10829 Remove.
10830 (TARGET_MEM_REF): Remove TMR_TAG operand.
10831 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
10832 Remove call-clobber related code.
10833 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
10834 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
10835 partitions or escape reason.
10836 (get_single_def_stmt, get_single_def_stmt_from_phi,
10837 get_single_def_stmt_with_phi): Remove.
10838 (dump_referenced_vars): Tidy.
10839 (get_ref_base_and_extent): Allow bare decls.
10840 (collect_dfa_stats): Adjust.
10841 * graphite.c (rename_variables_in_stmt): Adjust.
10842 (graphite_copy_stmts_from_block): Likewise.
10843 (translate_clast): Likewise.
10844 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
10845 (EXPR_DIES): New.
10846 (translate_vuse_through_block): Use the oracle.
10847 (phi_translate_1): Adjust.
10848 (value_dies_in_block_x): Use the oracle. Cache the outcome
10849 in EXPR_DIES.
10850 (valid_in_sets): Check if the VUSE for
10851 a REFERENCE is available.
10852 (eliminate): Do not remove stmts during elimination,
10853 instead queue and remove them afterwards.
10854 (do_pre): Do not rebuild alias info.
10855 (pass_pre): Run TODO_rebuild_alias before PRE.
10856 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
10857 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
10858 (mark_all_v_defs_stmt): Remove.
10859 (mark_all_v_defs_seq): Adjust.
10860 (sra_replace): Likewise.
10861 (scalarize_use): Likewise.
10862 (scalarize_copy): Likewise.
10863 (scalarize_init): Likewise.
10864 (scalarize_ldst): Likewise.
10865 (todoflags): Remove.
10866 (tree_sra): Do not rebuild alias info.
10867 (tree_sra_early): Adjust.
10868 (pass_sra): Run TODO_update_address_taken before SRA.
10869 * tree-predcom.c (set_alias_info): Remove.
10870 (prepare_initializers_chain): Do not call it.
10871 (mark_virtual_ops_for_renaming): Adjust.
10872 (mark_virtual_ops_for_renaming_list): Remove.
10873 (initialize_root_vars): Adjust.
10874 (initialize_root_vars_lm): Likewise.
10875 (prepare_initializers_chain): Likewise.
10876 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
10877 (may_propagate_copy_into_stmt): Likewise.
10878 (merge_alias_info): Do nothing for now.
10879 (propagate_tree_value_into_stmt): Adjust.
10880 (stmt_may_generate_copy): Likewise.
10881 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
10882 not mark symbols for renaming.
10883 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
10884 with the same statement, make sure to update the new pointed-to one.
10885 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
10886 call statements, do not mark symbols for renaming.
10887 (mark_operand_necessary): Dump something.
10888 (ref_may_be_aliased): New function.
10889 (mark_aliased_reaching_defs_necessary_1): New helper function.
10890 (mark_aliased_reaching_defs_necessary): Likewise.
10891 (mark_all_reaching_defs_necessary_1): Likewise.
10892 (mark_all_reaching_defs_necessary): Likewise.
10893 (propagate_necessity): Do not process virtual PHIs. For
10894 non-aliased loads mark all reaching definitions as necessary.
10895 For aliased loads and stores mark the immediate dominating
10896 aliased clobbers as necessary.
10897 (visited): New global static.
10898 (perform_tree_ssa_dce): Free visited bitmap after propagating
10899 necessity.
10900 (remove_dead_phis): Perform simple dead virtual PHI removal.
10901 (remove_dead_stmt): Properly unlink virtual operands when
10902 removing stores.
10903 (eliminate_unnecessary_stmts): Schedule PHI removal after
10904 stmt removal.
10905 * tree-ssa-ter.c (is_replaceable_p): Adjust.
10906 (process_replaceable): Likewise.
10907 (find_replaceable_in_bb): Likewise.
10908 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
10909 based on the single gimple vop.
10910 (verify_flow_insensitive_alias_info): Remove.
10911 (verify_flow_sensitive_alias_info): Likewise.
10912 (verify_call_clobbering): Likewise.
10913 (verify_memory_partitions): Likewise.
10914 (verify_alias_info): Likewise.
10915 (verify_ssa): Adjust..
10916 (execute_update_addresses_taken): Export. Update SSA
10917 manually. Optimize only when optimizing. Use a local bitmap.
10918 (pass_update_address_taken): Remove TODO_update_ssa, add
10919 TODO_dump_func.
10920 (pass_update_address_taken): Just use TODO_update_address_taken.
10921 (init_tree_ssa): Do not initialize addressable_vars.
10922 (verify_ssa): Verify new VUSE / VDEF properties.
10923 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
10924 Do not call verify_alias_info.
10925 (delete_tree_ssa): Clear the VUSE, VDEF operands.
10926 Do not free the loaded and stored syms bitmaps. Reset the escaped
10927 and callused solutions. Do not free addressable_vars.
10928 Remove memory-tag related code.
10929 (warn_uninitialized_var): Aliases are always available.
10930 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
10931 * lambda-code.c (can_put_in_inner_loop): Adjust.
10932 (can_put_after_inner_loop): Likewise.
10933 (perfect_nestify): Likewise.
10934 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
10935 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
10936 (vectorizable_conversion): Do not mark symbols for renaming.
10937 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
10938 (expand_call_inline): Unlink the calls virtual operands before
10939 replacing it.
10940 (tree_function_versioning): Do not call update_ssa if we are not
10941 updating clones. Simplify.
10942 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
10943 (propagate_with_phi): Likewise..
10944 * tree-outof-ssa.c (create_temp): Remove memory tag and call
10945 clobber code. Assert we are not aliased or global.
10946 * tree-flow.h: Include tree-ssa-alias.h
10947 (enum escape_type): Remove.
10948 (struct mem_sym_stats_d): Likewise.
10949 (struct mem_ref_stats_d): Likewise.
10950 (struct gimple_df): Add vop member. Remove global_var,
10951 call_clobbered_vars, call_used_vars, addressable_vars,
10952 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
10953 escaped and callused members.
10954 (struct ptr_info_def): Remove all members, add points-to solution
10955 member pt.
10956 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
10957 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
10958 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
10959 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
10960 (tree-ssa-alias.o): Likewise.
10961 (toplev.o): Add tree-ssa-alias.h
10962 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
10963 * gimple.c (gimple_set_bb): Fix off-by-one error.
10964 (is_gimple_reg): Do not handle memory tags.
10965 (gimple_copy): Also copy virtual operands.
10966 Delay updating the statement. Do not reset loaded and stored syms.
10967 (gimple_set_stored_syms): Remove.
10968 (gimple_set_loaded_syms): Likewise.
10969 (gimple_call_copy_skip_args): Copy the virtual operands
10970 and mark the new statement modified.
10971 * tree-ssa-structalias.c (may_alias_p): Remove.
10972 (set_uids_in_ptset): Take the alias set to prune with as
10973 parameter. Fold in the alias test of may_alias_p.
10974 (compute_points_to_sets): Compute whether a ptr is dereferenced
10975 in a local sbitmap.
10976 (process_constraint): Deal with &ANYTHING on the lhs, reject all
10977 other ADDRESSOF constraints on the lhs.
10978 (get_constraint_for_component_ref): Assert that we don't get
10979 ADDRESSOF constraints from the base of the reference.
10980 Properly generate UNKNOWN_OFFSET for DEREF if needed.
10981 (struct variable_info): Remove collapsed_to member.
10982 (get_varinfo_fc): Remove.
10983 (new_var_info): Do not set collapsed_to.
10984 (dump_constraint): Do not follow cycles.
10985 (dump_constraint_graph): Likewise.
10986 (build_pred_graph): Likewise.
10987 (build_succ_graph): Likewise.
10988 (rewrite_constraints): Likewise.
10989 (do_simple_structure_copy): Remove.
10990 (do_rhs_deref_structure_copy): Remove.
10991 (do_lhs_deref_structure_copy): Remove.
10992 (collapse_rest_of_var): Remove.
10993 (do_structure_copy): Re-implement.
10994 (pta_stats): New global variable.
10995 (dump_pta_stats): New function.
10996 (struct constraint_expr): Make offset signed.
10997 (UNKNOWN_OFFSET): Define special value.
10998 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
10999 (solution_set_expand): New helper function split out from ...
11000 (do_sd_constraint): ... here.
11001 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
11002 (do_ds_constraint): Likewise.
11003 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
11004 and CALLUSED = *CALLUSED.
11005 (set_union_with_increment): Make inc argument signed.
11006 (type_safe): Remove.
11007 (get_constraint_for_ptr_offset): Handle unknown and negative
11008 constant offsets.
11009 (first_vi_for_offset): Handle offsets before start. Bail
11010 out early for offsets beyond the variable extent.
11011 (first_or_preceding_vi_for_offset): New function.
11012 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
11013 Together with ESCAPED = *ESCAPED this properly computes reachability.
11014 (find_what_var_points_to): New function.
11015 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
11016 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
11017 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
11018 pt_solutions_intersect): New functions.
11019 (compute_call_used_vars): Remove.
11020 (compute_may_aliases): New main entry into PTA computation.
11021 * gimple.h (gimple_p): New typedef.
11022 (struct gimple_statement_base): Remove references_memory_p.
11023 (struct gimple_statement_with_memory_ops_base): Remove
11024 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
11025 members.
11026 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
11027 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
11028 gimple_set_references_memory): Remove.
11029 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
11030 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
11031 New functions.
11032 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
11033 (verify_expr): Allow RESULT_DECL.
11034 (gimple_duplicate_bb): Do not copy virtual operands.
11035 (gimple_duplicate_sese_region): Adjust.
11036 (gimple_duplicate_sese_tail): Likewise.
11037 (mark_virtual_ops_in_region): Remove.
11038 (move_sese_region_to_fn): Do not call it.
11039 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
11040 and pass_simple_dse.
11041 (execute_function_todo): Handle TODO_update_address_taken,
11042 call execute_update_addresses_taken for TODO_rebuild_alias.
11043 (execute_todo): Adjust.
11044 (execute_one_pass): Init dump files early.
11045 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
11046 call-clobbered.
11047 (create_general_new_stmt): Clear vops.
11048 * tree-ssa-reassoc.c (get_rank): Adjust.
11049 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
11050 symbols for renaming.
11051 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
11052 (PARAM_AVG_ALIASED_VOPS): Likewise.
11053 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
11054 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
11055 * tree-ssa-operands.c: Simplify for new virtual operand representation.
11056 (operand_build_cmp, copy_virtual_operands,
11057 create_ssa_artificial_load_stmt, add_to_addressable_set,
11058 gimple_add_to_addresses_taken): Remove public functions.
11059 (unlink_stmt_vdef): New function.
11061 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11063 * config.gcc (powerpc-*-linux*): Merge variants.
11065 2009-04-02 Chao-ying Fu <fu@mips.com>
11066 James Grosbach <james.grosbach@microchip.com>
11068 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
11069 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
11070 cop0_sp_offset.
11071 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
11072 keep_interrupts_masked_p, use_debug_exception_return_p.
11073 (mips_attribute_table): Add interrupt, use_shadow_register_set,
11074 keep_interrupts_masked, use_debug_exception_return.
11075 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
11076 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
11077 New functions.
11078 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
11079 (mips_print_operand): Process COP0 registers to print $0 .. $31
11080 correctly for GAS to process.
11081 (mips_interrupt_extra_call_saved_reg_p): New function.
11082 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
11083 extra registers.
11084 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
11085 (mips_compute_frame_info): Add supports for interrupt context that
11086 includes doubleword accumulators and COP0 registers.
11087 (mips_for_each_saved_acc): New function.
11088 (mips_for_each_saved_gpr_and_fpr): Change the function name from
11089 mips_for_each_saved_reg.
11090 (mips_save_reg): Save accumulators.
11091 (mips_kernel_reg_p): A new for_each_rtx callback.
11092 (mips_expand_prologue): Support interrupt handlers.
11093 (mips_restore_reg): Restore accumulators.
11094 (mips_expand_epilogue): Support interrupt handlers.
11095 (mips_can_use_return_insn): Return false for interrupt handlers.
11096 (mips_epilogue_uses): New function.
11097 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
11098 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
11099 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
11100 cop0_move): New instructions.
11101 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
11102 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
11103 defines.
11104 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
11105 New defines.
11106 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
11107 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
11108 interrupt handlers, we use K0 as the temporary register.
11109 (EPILOGUE_USES): Change to a function call.
11110 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
11111 handlers, we use K0 as the temporary register.
11113 * doc/extend.texi (Function Attributes): Document interrupt,
11114 use_shadow_register_set, keep_interrupts_masked,
11115 use_debug_exception_return for MIPS attributes.
11117 2009-04-03 Alan Modra <amodra@bigpond.net.au>
11119 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
11120 Remove a number of t-files from tmake_file.
11121 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
11122 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
11123 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
11124 target_prototype, not TARGET_PROTOTYPE.
11125 (LINK_OS_GNU_SPEC): Define.
11126 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
11127 and darwin-ldoubdle.c.
11129 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
11131 PR driver/39293
11132 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
11133 (cpp_options): Ditto.
11134 (default_compilers): Ditto.
11135 (display_help): Ditto.
11136 (process_command): Ditto.
11137 (do_spec_1): Ditto.
11138 (set_input): Use lbasename instead of duplicate code.
11139 (save_temps_prefix): New static for -save-temps=obj.
11140 (save_temps_length): Ditto.
11142 * doc/invoke.texi (-save-temps=obj): Document new variant to
11143 -save-temps switch.
11145 2009-04-02 Jeff Law <law@redhat.com>
11147 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
11148 variable.
11150 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
11152 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
11153 * configure: Regenerated.
11155 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11157 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
11158 share the argument list.
11160 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11162 Merge
11164 2009-02-12 Diego Novillo <dnovillo@google.com>
11166 * varpool.c (debug_varpool): New.
11167 * cgraph.h (debug_varpool): Declare.
11169 2009-04-02 Jan Hubicka <jh@suse.cz>
11171 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
11172 pass.
11174 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
11176 * config/i386/i386.c (ix86_abi): Move initialization to ...
11177 (override_options): Here.
11179 2009-04-02 Christian Bruel <christian.bruel@st.com>
11181 * config/sh/sh.c (sh_dwarf_register_span): New function.
11182 (TARGET_DWARF_REGISTER_SPAN): Define.
11183 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
11185 2009-04-02 Ira Rosen <irar@il.ibm.com>
11187 PR tree-optimization/39595
11188 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
11189 interleaved loads group is not greater than the SLP group size.
11191 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
11193 * builtins.c (is_builtin_name): New.
11194 (called_as_built_in): Use is_builtin_name.
11195 * tree.h (is_builtin_name): New.
11196 * varasm.c (incorporeal_function_p): Use is_builtin_name
11198 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
11200 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
11202 2009-04-02 Dodji Seketeli <dodji@redhat.com>
11204 PR c++/26693
11205 * c-decl.c (clone_underlying_type): Move this ...
11206 * c-common.c (set_underlying_type): ... here.
11207 Also, make sure the function properly sets TYPE_STUB_DECL() on
11208 the newly created typedef variant type.
11209 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
11210 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
11211 points.
11213 2009-04-02 Richard Guenther <rguenther@suse.de>
11215 PR tree-optimization/37221
11216 * tree-flow.h (degenerate_phi_result): Declare.
11217 * tree-ssa-dom.c (degenerate_phi_result): Export.
11218 * tree-scalar-evolution.c (analyze_initial_condition): If
11219 the initial condition is defined by a degenerate PHI node
11220 use the degenerate value.
11222 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
11224 PR rtl-optimization/39588
11225 * combine.c (merge_outer_ops): Do not set the constant when this
11226 is not necessary.
11227 (simplify_shift_const_1): Do not modify it either in this case.
11229 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
11231 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
11232 tuning is deprecated if -mtune value is set to an Itanium1 variant.
11234 2009-04-01 Janis Johnson <janis187@us.ibm.com>
11236 PR c/29027
11237 * c-lex.c (interpret_float): Default (no suffix) is double.
11239 2009-04-1 Xinliang David Li <davidxl@google.com>
11241 * config/i386/i386.c (legitimate_constant_p): Recognize
11242 all one vector constant.
11244 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11246 * config/vax/vax.c: Add #includes to silence warnings.
11247 Change #include order to silence two warnings.
11249 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11251 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
11252 (ASM_SPEC): Pass -k to the assembler for PIC code.
11254 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11256 * config.gcc: Add vax-*-linux* to the switch.
11257 * config/vax/linux.h: New file. (TARGET_VERSION,
11258 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
11260 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11262 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
11263 Use predicate macros instead of GET_CODE() == foo.
11264 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
11265 ashlsi3, rotrsi3, <unnamed>): Likewise.
11267 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11269 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
11270 jbbccihi, jbbccisi): Remova trailing whitespace.
11271 * config/vax/constraints.md: Likewise.
11272 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
11273 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
11274 * config/vax/predicates.md: Likewise.
11275 * config/vax/vax.c (print_operand_address, vax_output_int_move,
11276 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
11277 * config/vax/vax.h: Likewise.
11278 * config/vax/vax.md (nonlocal_goto): Likewise.
11280 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11282 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
11283 (indirectable_address_p, adjacent_operands_p): Add spaces around
11284 braces.
11285 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
11287 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11289 * config/vax/vax.c (legitimate_constant_address_p,
11290 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
11291 index_term_p, reg_plus_index_p, legitimate_address_p,
11292 vax_mode_dependent_address_p): Update comments to match functions
11293 modified by the recent int->bool conversion.
11295 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11297 * config/vax/builtins.md: Update copyright message.
11298 * config/vax/constraints.md: Likewise.
11299 * config/vax/netbsd-elf.h: Likewise.
11300 * config/vax/predicates.md: Likewise.
11301 * config/vax/vax-protos.h: Likewise.
11302 * config/vax/vax.c: Likewise.
11303 * config/vax/vax.h: Likewise.
11304 * config/vax/vax.md: Likewise.
11305 * config/vax/vax.opt: Likewise.
11307 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
11309 * config/vax/builtins.md (ffssi2, ffssi2_internal,
11310 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
11311 * config/vax/constraints.md (B, R): Likewise.
11312 * config/vax/predicates.md (external_memory_operand,
11313 nonimmediate_addsub_di_operand): Likewise.
11314 * config/vax/vax.c (vax_output_int_add): Likewise.
11315 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
11316 untyped_call): Likewise.
11318 2009-04-01 Matt Thomas <matt@3am-software.com>
11320 * config/vax/predicates.md: New file.
11321 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
11322 external_const_operand, nonsymbolic_operand, external_memory_operand,
11323 indirect_memory_operand, indexed_memory_operand,
11324 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
11325 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
11326 predicate.
11327 * config/vax/constraints.md: New file.
11328 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
11329 New constraint.
11330 * config/vax/builtins.md: New file.
11331 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
11332 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
11333 jbbccisi): Define.
11334 * config/vax/vax.opt (mqmath): Add option.
11335 * config/vax/vax.md (isfx): Extend with DI.
11336 (VAXintQH, VAXintQHSD): Define.
11337 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
11338 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
11339 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
11340 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
11341 (movdi): Update constraints and use vax_output_int_move().
11342 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
11343 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
11344 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
11345 nonlocal_goto): New.
11346 (mov<mode>): Extend accepted operand types.
11347 (subdi3_old): Rename from subdi3, change update constraints and use
11348 a new implementation.
11349 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
11350 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
11351 MOVE_RATIO, CLEAR_RATIO): Define.
11352 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
11353 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
11354 (PRINT_OPERAND): Redefine using a function instead of inlined code.
11355 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
11356 (split_quadword_operands): Make static and really allow variable
11357 splitting.
11358 (print_operand_address): Update for PIC generation.
11359 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
11360 indexable_address_p, fixup_mathdi_operand,
11361 vax_expand_addsub_di_operands, adjacent_operands_p): New.
11362 (vax_float_literal, legitimate_constant_p,
11363 indirectable_constant_address_p, index_term_p,
11364 reg_plus_index_p): Return bool instead of int.
11365 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
11366 where needed.
11367 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
11368 generation.
11369 (vax_output_conditional_branch): Indent.
11370 (legitimate_constant_address_p, indirectable_constant_address_p,
11371 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
11372 vax_mode_dependent_address_p): Return bool instead of int, update for
11373 PIC generation.
11374 * config/vax/vax-protos.h (legitimate_constant_address_p,
11375 legitimate_constant_p, legitimate_address_p,
11376 vax_mode_dependent_address_p): Change declaration to bool.
11377 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
11378 vax_expand_addsub_di_operands, vax_output_int_subtract,
11379 vax_output_movmemsi): Declare.
11380 (split_quadword_operands, vax_float_literal): Delete declaration.
11381 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
11382 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
11383 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
11384 ASM_OUTPUT_DWARF_PCREL): Define.
11385 (ASM_SPEC): Change definition to allow PIC generation.
11387 2009-04-01 Steve Ellcey <sje@cup.hp.com>
11389 * doc/sourcebuild.texi: Update front-end requirements.
11391 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11393 PR target/39226
11394 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
11395 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
11396 (booldi3_internal3): Use boolean_or_operator instead of
11397 boolean_operator.
11399 2009-04-01 Joseph Myers <joseph@codesourcery.com>
11401 PR c/39605
11402 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
11403 declarator whose size is not an integer constant expression but
11404 folds to an integer constant, then treat it as a constant
11405 subsequently.
11407 2009-04-01 Richard Guenther <rguenther@suse.de>
11409 * fold-const.c (fold_plusminus_mult_expr): Do not fold
11410 i * 4 + 2 to (i * 2 + 1) * 2.
11412 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11414 PR c/37772
11415 * c-parser.c (c_parser_asm_statement): Skip until close paren and
11416 return if c_parser_asm_string_literal returned NULL.
11418 2009-04-01 Nick Clifton <nickc@redhat.com>
11420 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
11421 already defined.
11422 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
11423 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
11424 other typedefs to avoid conflicts with libgcc2.c. Define labels
11425 to gain 16-bit bit-manipulation functions from libgcc2.c and then
11426 include it.
11427 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
11428 to gain 16-bit trapping arithmetic functions from libgcc2.c and
11429 then include it.
11431 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
11433 * varasm.c (default_function_rodata_section): Declare DOT as
11434 const char*.
11436 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
11437 Andrey Galkin <agalkin@hypercom.com>
11439 PR/39492
11440 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
11441 Make object_name unique for each process.
11443 2009-04-01 Jakub Jelinek <jakub@redhat.com>
11445 PR other/39591
11446 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
11447 addressable variables in the parallel that could go out of scope while
11448 running queued tasks.
11450 2009-04-01 Anatoly Sokolov <aesok@post.ru>
11452 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
11453 (CASE_VALUES_THRESHOLD): Redefine.
11454 * config/avr/avr.c (avr_override_options): Remove initialization of
11455 avr_case_values_threshold variable.
11456 (avr_case_values_threshold): Remove variable. Add new function.
11457 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
11458 * config/avr/avr.opt (mno-tablejump): Remove option.
11459 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
11461 2009-04-01 DJ Delorie <dj@redhat.com>
11463 * varasm.c (default_function_rodata_section): Don't assume
11464 anything about where the first '.' in the section name is.
11466 2009-04-01 Alan Modra <amodra@bigpond.net.au>
11468 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
11469 rs6000_emit_stack_tie.
11471 2009-03-31 Ian Lance Taylor <iant@google.com>
11473 * tree-eh.c (tree_remove_unreachable_handlers): Compare
11474 gimple_code with GIMPLE_RESX, not RESX.
11476 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11478 * c-common.c (c_get_ident): New.
11479 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
11481 2009-04-01 Ben Elliston <bje@au.ibm.com>
11483 * config/rs6000/sysv4.opt (msdata): Improve option description.
11485 2009-03-31 Steve Ellcey <sje@cup.hp.com>
11487 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
11488 (divdf3_internal_lat): Remove.
11489 (divxf3_internal_lat): Remove.
11490 (divxf3_internal_thr): Remove.
11491 (divxf): Use divxf3_internal.
11492 * config/ia64/div.md (divsf3_internal_lat): New.
11493 (divdf3_internal_lat): New.
11494 (divxf3_internal): New.
11496 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11498 PR c/448
11499 * Makefile.in (USE_GCC_STDINT): Define.
11500 (stmp-int-hdrs): Install stdint.h if applicable.
11501 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
11502 if known.
11503 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
11504 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
11505 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
11506 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11507 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11508 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11509 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11510 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11511 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11512 (c_common_nodes_and_builtins): Initialize
11513 underlying_wchar_type_node. Do not initialize
11514 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
11515 nodes for new types.
11516 (c_stddef_cpp_builtins): Define macros for new types.
11517 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
11518 Remove.
11519 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
11520 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
11521 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
11522 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
11523 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
11524 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
11525 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
11526 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
11527 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
11528 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
11529 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
11530 int16_type_node, int32_type_node, int64_type_node,
11531 uint8_type_node, uint16_type_node, c_uint32_type_node,
11532 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
11533 int_least32_type_node, int_least64_type_node,
11534 uint_least8_type_node, uint_least16_type_node,
11535 uint_least32_type_node, uint_least64_type_node,
11536 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
11537 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
11538 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
11539 uintptr_type_node): Define.
11540 * c-cppbuiltin.c (builtin_define_constants,
11541 builtin_define_type_minmax): New.
11542 (builtin_define_stdint_macros): Define more macros.
11543 (c_cpp_builtins): Define more limit macros.
11544 (type_suffix): New.
11545 (builtin_define_type_max): Define in terms of
11546 builtin_define_type_minmax. Remove is_long parameter. All
11547 callers changed.
11548 * config.gcc (use_gcc_stdint): Define.
11549 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
11550 Add newlib-stdint.h for generic targets.
11551 * config/glibc-stdint.h, config/newlib-stdint.h,
11552 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
11553 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
11554 * config/score/score.h (UINTPTR_TYPE): Define.
11555 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
11556 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
11557 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11558 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11559 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11560 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11561 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11562 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
11563 * config/spu/spu.h (STDINT_LONG32): Define.
11564 * configure.ac (use_gcc_stdint): Substitute.
11565 * configure: Regenerate.
11566 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
11567 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
11568 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
11569 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
11570 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
11571 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
11572 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
11573 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
11574 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
11575 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
11576 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
11577 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
11578 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
11579 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
11580 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
11581 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
11582 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
11583 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
11584 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
11585 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
11586 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
11587 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
11588 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
11589 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
11590 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
11591 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
11592 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
11593 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
11594 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
11596 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
11598 * loop-iv.c (suitable_set_for_replacement): Renamed from
11599 simplify_using_assignment; changed to return bool and to accept new
11600 args DEST and SRC. Return true iff we find a source/destination pair
11601 that can be used to make a replacement, and fill SRC and DEST if so.
11602 Remove arg ALTERED. Don't deal with altered regs here. All callers
11603 changed.
11604 (simplify_using_initial_values): Deal with altered regs here and track
11605 more precisely the effect they have on the validity of our expression.
11607 * loop-iv.c (simplify_using_condition): A condition of the form
11608 (EQ REG CONST) can be used to simply make a substitution.
11609 (simplify_using_initial_values): Keep track of conditions we have seen
11610 and keep using them to simplify new expressions, while applying the
11611 same substitutions to them as to the expression.
11613 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11614 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
11615 GEU/LTU reversed.
11617 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
11618 changed. Use this when trying to improve the upper bound.
11619 Generate the comparison by using simplify_gen_relational.
11621 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
11623 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
11624 functions.
11625 (simplify_using_assignment, simplify_using_initial_values): Call
11626 replace_in_expr to make replacements. Call replace_single_def_regs
11627 once on the initial version of the expression.
11629 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11631 PR target/27237
11632 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
11634 2009-03-31 Richard Guenther <rguenther@suse.de>
11636 PR middle-end/31029
11637 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
11638 equality comparisons. Fold C - X CMP X if C % 2 == 1.
11640 2009-03-31 Richard Guenther <rguenther@suse.de>
11642 * tree.h (div_if_zero_remainder): Declare.
11643 * fold-const.c (div_if_zero_remainder): Export.
11644 * tree-ssa-forwprop.c
11645 (forward_propagate_addr_into_variable_array_index): Handle
11646 constant array index addition outside of the variable index.
11648 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11650 PR target/39592
11651 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
11652 define_splits, floatunssi<mode>2): Require x87 conversions from
11653 DImode to be permitted.
11655 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11657 PR preprocessor/15638
11658 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
11660 2009-03-31 Richard Guenther <rguenther@suse.de>
11662 PR middle-end/23401
11663 PR middle-end/27810
11664 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
11665 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
11666 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
11667 a separate statement.
11668 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
11669 (lookup_tmp_var): Likewise.
11670 (is_gimple_formal_tmp_or_call_rhs): Remove.
11671 (is_gimple_reg_or_call_rhs): Rename to ...
11672 (is_gimple_reg_rhs_or_call): ... this.
11673 (is_gimple_mem_or_call_rhs): Rename to ...
11674 (is_gimple_mem_rhs_or_call): ... this.
11675 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
11676 DECL_GIMPLE_REG_P only if is_formal is true.
11677 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
11678 for non-proper post-modify expression gimplification.
11679 (gimplify_self_mod_expr): For post-modify expressions gimplify
11680 the lvalue to a minimal lvalue.
11681 (rhs_predicate_for): Remove formal temp case.
11682 (gimplify_modify_expr_rhs): Likewise.
11683 (gimplify_addr_expr): Use is_gimple_reg.
11684 (gimplify_expr): Remove formal temp cases.
11685 (gimple_regimplify_operands): Likewise.
11686 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
11687 and FILTER_EXPR like constants.
11688 * gimple.c (walk_gimple_op): Fix val_only initialization, use
11689 is_gimple_reg.
11690 (is_gimple_formal_tmp_rhs): Remove.
11691 (is_gimple_reg_rhs): Remove special casing.
11692 (is_gimple_mem_rhs): Fix.
11693 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
11694 (is_gimple_formal_tmp_var): Remove.
11695 (is_gimple_formal_tmp_reg): Likewise.
11696 (is_gimple_min_lval): Allow invariant component ref parts.
11697 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
11698 is_gimple_formal_tmp_reg): Remove declarations.
11699 * tree-cfg.c (verify_expr): Verify that variables with address
11700 taken do not have DECL_GIMPLE_REG_P set.
11701 * tree-mudflap.c (mf_build_check_statement_for): Use
11702 force_gimple_operand instead of gimplify_expr.
11704 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
11706 * modulo-sched.c (sms_schedule_by_order): Pass the actual
11707 schedulable rows to compute_split_row.
11709 2009-03-31 Ben Elliston <bje@au.ibm.com>
11711 PR target/31635
11712 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
11713 OPT_mvrsave.
11715 2009-03-31 Alan Modra <amodra@bigpond.net.au>
11717 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
11718 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
11719 * configure: Regenerate.
11720 * config.in: Regenerate.
11721 * config/rs6000/rs6000.opt (mtls-markers): Add.
11722 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
11723 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
11724 (tls_ld_aix, tls_ld_sysv): Likewise.
11725 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
11726 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
11728 2009-03-31 Alan Modra <amodra@bigpond.net.au>
11730 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
11732 2009-03-30 Jan Hubicka <jh@suse.cz>
11734 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
11735 out of RESX.
11736 (tree_remove_unreachable_handlers): Cleanup EH predecestor
11737 detection and label handling.
11739 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
11741 * ira-int.h (ira_allocno): Rename left_conflicts_num to
11742 left_conflicts_size.
11743 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
11744 ALLOCNO_LEFT_CONFLICTS_SIZE.
11746 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
11747 remove_allocno_from_bucket_and_push,
11748 allocno_spill_priority_compare, push_allocnos_to_stack,
11749 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
11750 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
11751 (setup_allocno_left_conflicts_num): Ditto. Rename to
11752 setup_allocno_left_conflicts_size.
11753 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
11754 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
11755 setup_allocno_left_conflicts_size instead of
11756 setup_allocno_left_conflicts_num.
11758 * ira-build.c (ira_create_allocno): Use
11759 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
11760 ALLOCNO_LEFT_CONFLICTS_NUM.
11762 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
11764 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
11765 instead of DF_LR_OUT.
11767 * ira-lives.c (process_bb_node_lives): Ditto.
11769 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
11770 instead of DF_LR_{OUT,IN}.
11772 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
11774 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
11776 2009-03-30 Jan Hubicka <jh@suse.cz>
11778 * except.c (label_to_region_map): Fix thinko.
11780 2009-03-30 Steve Ellcey <sje@cup.hp.com>
11782 PR middle-end/38237
11783 * tree.h (tree_find_value): New declaration.
11784 * tree.c (tree_find_value): New function.
11785 * varasm.c (assemble_external): Avoid duplicate entries on lists.
11787 2009-03-30 Jakub Jelinek <jakub@redhat.com>
11789 PR debug/39563
11790 * c-decl.c (struct c_binding): Add locus field.
11791 (bind): Add locus argument, set locus field from it.
11792 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
11793 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
11794 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
11795 implicitly_declare, undeclared_variable, lookup_label,
11796 declare_label, c_make_fname_decl, c_builtin_function,
11797 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
11798 bind callers.
11800 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
11802 PR target/38781
11803 * config/i386/i386.c (classify_argument): Check total size of
11804 structure.
11806 2009-03-30 Martin Jambor <mjambor@suse.cz>
11808 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
11809 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
11810 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
11811 respectively.
11813 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
11814 seen_variable_array_ref while also traversing a union.
11816 * tree-inline.c (optimize_inline_calls): Do not call
11817 cgraph_node_remove_callees.
11818 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
11819 (pass_remove_cgraph_callee_edges): New variable.
11820 * passes.c (init_optimization_passes): Add
11821 pass_remove_cgraph_callee_edges after early inlining and before all
11822 late intraprocedural passes.
11824 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
11826 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11828 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
11829 Fix typos in names.
11831 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11833 * combine.c (simplify_comparison): Use have_insn_for.
11834 * dojump.c (do_jump): Likewise.
11836 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11838 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
11839 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
11840 sparc_compare_op0 like sparc_compare_emitted used to be handled.
11841 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
11842 instead of sparc_compare_emitted.
11843 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
11844 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
11845 instead of sparc_compare_emitted.
11847 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11849 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
11850 enter/exit cfglayout mode.
11851 (pass_partition_block): Require it.
11852 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
11853 (combine_instructions): Track basic blocks instead of labels.
11854 (update_cfg_for_uncondjump): New.
11855 (try_combine): Use it. Update jumps after rescanning.
11856 (pass_combine): Require PROP_cfglayout.
11857 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
11859 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11861 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
11862 Provide/destroy PROP_cfglayout respectively.
11863 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
11864 * tree-pass.h (PROP_cfglayout): New.
11866 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11868 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
11869 fold_convert_const_fixed_from_fixed,
11870 fold_convert_const_fixed_from_int,
11871 fold_convert_const_fixed_from_real, fold_negate_const): Do not
11872 set TREE_CONSTANT_OVERFLOW.
11873 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
11874 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
11876 2009-03-30 Ira Rosen <irar@il.ibm.com>
11878 * tree-vect-loop-manip.c: New file.
11879 * tree-vectorizer.c: Update documentation and included files.
11880 (vect_loop_location): Make extern.
11881 (rename_use_op): Move to tree-vect-loop-manip.c
11882 (rename_variables_in_bb, rename_variables_in_loop,
11883 slpeel_update_phis_for_duplicate_loop,
11884 slpeel_update_phi_nodes_for_guard1,
11885 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
11886 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
11887 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
11888 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
11889 find_loop_location): Likewise.
11890 (new_stmt_vec_info): Move to tree-vect-stmts.c.
11891 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
11892 get_vectype_for_scalar_type, vect_is_simple_use,
11893 supportable_widening_operation, supportable_narrowing_operation):
11894 Likewise.
11895 (bb_in_loop_p): Move to tree-vect-loop.c.
11896 (new_loop_vec_info, destroy_loop_vec_info,
11897 reduction_code_for_scalar_code, report_vect_op,
11898 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
11899 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
11900 (vect_supportable_dr_alignment): Likewise.
11901 * tree-vectorizer.h (tree-data-ref.h): Include.
11902 (vect_loop_location): Declare.
11903 Reorganize function declarations according to the new file structure.
11904 * tree-vect-loop.c: New file.
11905 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
11906 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
11907 * tree-vect-data-refs.c: New file.
11908 * tree-vect-patterns.c (timevar.h): Don't include.
11909 * tree-vect-stmts.c: New file.
11910 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
11911 tree-vect-slp.c, tree-vect-loop.c.
11912 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
11913 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
11914 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
11915 (tree-vect-analyze.o): Remove.
11916 (tree-vect-transform.o): Likewise.
11917 (tree-vect-data-refs.o): Add rule.
11918 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
11919 tree-vect-slp.o): Likewise.
11920 (tree-vect-patterns.o): Remove redundant dependencies.
11921 (tree-vectorizer.o): Likewise.
11922 * tree-vect-slp.c: New file.
11924 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11926 * optc-gen.awk: Warn if an option flag has multiple different
11927 help strings.
11929 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
11931 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
11932 -floop-block): Document dependences on PPL, CLooG and Graphite.
11934 2009-03-30 Joseph Myers <joseph@codesourcery.com>
11936 PR rtl-optimization/323
11937 * c-common.c (c_fully_fold, convert_and_check,
11938 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
11939 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
11940 * c-common.def (EXCESS_PRECISION_EXPR): New.
11941 * c-cppbuiltin.c (builtin_define_float_constants): Define
11942 constants with enough digits for long double.
11943 * c-lex.c (interpret_float): Interpret constant with excess
11944 precision where appropriate.
11945 * c-opts.c (c_common_post_options): Set
11946 flag_excess_precision_cmdline. Give an error for
11947 -fexcess-precision=standard for C++ for processors where the
11948 option is significant.
11949 * c-parser.c (c_parser_conditional_expression): Handle excess
11950 precision in condition.
11951 * c-typeck.c (convert_arguments): Handle arguments with excess
11952 precision.
11953 (build_unary_op): Move excess precision outside operation.
11954 (build_conditional_expr): Likewise.
11955 (build_compound_expr): Likewise.
11956 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
11957 (build_modify_expr): Handle excess precision in RHS.
11958 (convert_for_assignment): Handle excess precision in converted
11959 value.
11960 (digest_init, output_init_element, process_init_element): Handle
11961 excess precision in initializer.
11962 (c_finish_return): Handle excess precision in return value.
11963 (build_binary_op): Handle excess precision in operands and add
11964 excess precision as needed for operation.
11965 * common.opt (-fexcess-precision=): New option.
11966 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
11967 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
11968 For standard excess precision, output explicit conversion to and
11969 truncation from XFmode.
11970 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
11971 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
11972 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
11973 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
11974 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
11975 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
11976 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
11977 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
11978 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
11979 define_splits, sqrt<mode>2): Disable where appropriate for
11980 standard excess precision.
11981 * convert.c (convert_to_real): Do not shorten arithmetic to type
11982 for which excess precision would be used.
11983 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
11984 * doc/invoke.texi (-fexcess-precision=): Document option.
11985 (-mfpmath=): Correct index entry.
11986 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
11987 flag_excess_precision): New.
11988 * langhooks.c (lhd_post_options): Set
11989 flag_excess_precision_cmdline.
11990 * opts.c (common_handle_option): Handle -fexcess-precision=.
11991 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
11992 init_excess_precision): New.
11993 (lang_dependent_init_target): Call init_excess_precision.
11994 * tree.c (excess_precision_type): New.
11995 * tree.h (excess_precision_type): Declare.
11997 2009-03-30 Joseph Myers <joseph@codesourcery.com>
11999 PR c/35235
12000 * c-typeck.c (build_component_ref): Do not copy qualifiers from
12001 non-lvalue to component.
12003 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12005 PR preprocessor/34695
12006 * Makefile.in (c-opts.o): Depend on c-tree.h.
12007 * c-common.c: Move down include of diagnostic.h.
12008 (done_lexing, c_cpp_error): New.
12009 * c-common.h (done_lexing): Declare.
12010 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
12011 (parse_in).
12012 * c-opts.c: Include c-tree.h.
12013 (c_common_init_options): Set preprocessor error callback.
12014 (c_common_handle_option): Do not set preprocessor
12015 inhibit_warnings, warnings_are_errors, warn_system_headers,
12016 pedantic_errors or inhibit_warnings flags.
12017 (c_common_post_options): Do not check cpp_errors (parse_in).
12018 (c_common_finish): Do not output dependencies if there were
12019 errors. Do not check return value of cpp_finish.
12020 * c-ppoutput.c (pp_file_change): Set input_location.
12021 * c-tree.h (c_cpp_error): Declare.
12022 * diagnostic.c (diagnostic_set_info_translated): Also initialize
12023 override_column.
12024 (diagnostic_build_prefix): Check override_column.
12025 * diagnostic.h (diagnostic_info): Add override_column field.
12026 (diagnostic_override_column): Define.
12028 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
12030 * c-common.c (c_expand_expr, c_staticp): Remove.
12031 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
12032 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
12033 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
12034 * c-gimplify.c (gimplify_compound_literal_expr,
12035 optimize_compound_literals_in_ctor): Remove.
12036 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
12037 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
12038 * c-semantics.c (emit_local_var): Remove.
12040 * langhooks-def.h (lhd_expand_expr): Remove.
12041 * langhooks.c (lhd_expand_expr): Remove.
12042 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
12044 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
12045 handling from c-semantics.c; don't call into langhook.
12046 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
12047 * gimplify.c (gimplify_compound_literal_expr,
12048 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
12049 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
12050 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
12051 as was done in c-gimplify.c.
12052 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
12053 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
12054 Move from c-common.h.
12055 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
12057 * tree.c (staticp): Do not call langhook.
12058 * langhooks.c (lhd_staticp): Delete.
12059 * langhooks-def.h (lhd_staticp): Delete prototype.
12060 (LANG_HOOKS_STATICP): Delete.
12061 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
12063 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
12064 instead of DECL_STMTs.
12066 2009-03-29 Joseph Myers <joseph@codesourcery.com>
12068 PR c/456
12069 PR c/5675
12070 PR c/19976
12071 PR c/29116
12072 PR c/31871
12073 PR c/35198
12074 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
12075 void_type_node.
12076 (fold_call_expr): Return a NOP_EXPR from folding rather than the
12077 contained expression.
12078 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
12079 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
12080 conditional expressions for C.
12081 (decl_constant_value_for_optimization): Move from
12082 decl_constant_value_for_broken_optimization in c-typeck.c. Check
12083 whether optimizing and that the expression is a VAR_DECL not of
12084 array type instead of doing such checks in the caller. Do not
12085 check pedantic. Call gcc_unreachable for C++.
12086 * c-common.def (C_MAYBE_CONST_EXPR): New.
12087 * c-common.h (c_fully_fold, c_save_expr,
12088 decl_constant_value_for_optimization): New prototypes.
12089 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
12090 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
12091 EXPR_INT_CONST_OPERANDS): Define.
12092 * c-convert.c (convert): Strip nops from expression.
12093 * c-decl.c (groktypename): Take extra parameters expr and
12094 expr_const_operands. Update call to grokdeclarator.
12095 (start_decl): Update call to grokdeclarator. Add statement for
12096 expressions used in type of decl.
12097 (grokparm): Update call to grokdeclarator.
12098 (push_parm_decl): Update call to grokdeclarator.
12099 (build_compound_literal): Add parameter non_const and build a
12100 C_MAYBE_COSNT_EXPR if applicable.
12101 (grokdeclarator): Take extra parameters expr and
12102 expr_const_operands. Track expressions used in declaration
12103 specifiers and declarators. Fold array sizes and track whether
12104 they are constant expressions and whether they are integer
12105 constant expressions.
12106 (parser_xref_tag): Set expr and expr_const_operands fields in
12107 return value.
12108 (grokfield): Update call to grokdeclarator.
12109 (start_function): Update call to grokdeclarator.
12110 (build_null_declspecs): Set expr and expr_const_operands fields in
12111 return value.
12112 (declspecs_add_type): Handle expressions in typeof specifiers.
12113 * c-parser.c (c_parser_declspecs): Set expr and
12114 expr_const_operands fields for declaration specifiers.
12115 (c_parser_enum_specifier): Likewise.
12116 (c_parser_struct_or_union_specifier): Likewise.
12117 (c_parser_typeof_specifier): Likewise. Update call to
12118 groktypename. Fold expression as needed. Return expressions with
12119 type instead of adding statements.
12120 (c_parser_attributes): Update calls to c_parser_expr_list.
12121 (c_parser_statement_after_labels): Fold expression before passing
12122 to objc_build_throw_stmt.
12123 (c_parser_condition): Fold expression.
12124 (c_parser_asm_operands): Fold expression.
12125 (c_parser_conditional_expression): Use c_save_expr. Update call
12126 to build_conditional_expr.
12127 (c_parser_alignof_expression): Update call to groktypename.
12128 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
12129 original_code. Fold expression argument of va_arg. Create
12130 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
12131 argument to va_arg. Update calls to groktypename. Fold array
12132 index for offsetof. Verify that first argument to
12133 __builtin_choose_expr has integer type.
12134 (c_parser_postfix_expression_after_paren_type): Update calls to
12135 groktypename and build_compound_literal. Handle expressions with
12136 side effects in type name.
12137 (c_parser_postfix_expression_after_primary): Update call to
12138 c_parser_expr_list. Set original_code for calls to
12139 __builtin_constant_p.
12140 (c_parser_expr_list): Take extra parameter fold_p. Fold
12141 expressions if requested.
12142 (c_parser_objc_type_name): Update call to groktypename.
12143 (c_parser_objc_synchronized_statement): Fold expression.
12144 (c_parser_objc_receiver): Fold expression.
12145 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
12146 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
12147 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
12148 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
12149 (struct c_typespec): Add elements expr and expr_const_operands.
12150 (struct c_declspecs): Add elements expr and expr_const_operands.
12151 (groktypename, build_conditional_expr, build_compound_literal):
12152 Update prototypes.
12153 (in_late_binary_op): Declare.
12154 * c-typeck.c (note_integer_operands): New function.
12155 (in_late_binary_op): New variable.
12156 (decl_constant_value_for_broken_optimization): Move to c-common.c
12157 and rename to decl_constant_value_for_optimization.
12158 (default_function_array_conversion): Do not strip nops.
12159 (default_conversion): Do not call
12160 decl_constant_value_for_broken_optimization.
12161 (build_array_ref): Do not fold result.
12162 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
12163 result when operand is a VLA.
12164 (c_expr_sizeof_type): Update call to groktypename. Handle
12165 expressions included in type name. Use C_MAYBE_CONST_EXPR for
12166 result when operand names a VLA type.
12167 (build_function_call): Update call to build_compound_literal.
12168 Only fold result for calls to __builtin_* functions. Strip
12169 NOP_EXPR from INTEGER_CST returned from such functions. Fold
12170 the function designator.
12171 (convert_arguments): Fold arguments. Update call to
12172 convert_for_assignment.
12173 (build_unary_op): Handle increment and decrement of
12174 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
12175 decrement earlier. Fold operand of increment and decrement.
12176 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
12177 built for integer operand. Wrap returns that are INTEGER_CSTs
12178 without being integer constant expressions or that have integer
12179 constant operands without being INTEGER_CSTs.
12180 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
12181 (build_conditional_expr): Add operand ifexp_bcp. Track whether
12182 result is an integer constant expression or can be used in
12183 unevaluated parts of one and avoid folding and wrap as
12184 appropriate. Fold operands before possibly doing -Wsign-compare
12185 warnings.
12186 (build_compound_expr): Wrap result for C99 if operands can be used
12187 in integer constant expressions.
12188 (build_c_cast): Update call to digest_init. Do not ignore
12189 overflow from casting floating-point constants to integers. Wrap
12190 results that could be confused with integer constant expressions,
12191 null pointer constants or floating-point constants.
12192 (c_cast_expr): Update call to groktypename. Handle expressions
12193 included in type name.
12194 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
12195 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
12196 Update calls to convert_for_assignment.
12197 (convert_for_assignment): Take new parameter
12198 null_pointer_constant. Do not strip nops or call
12199 decl_constant_value_for_broken_optimization. Set
12200 in_late_binary_op for conversions to boolean.
12201 (store_init_value): Update call to digest_init.
12202 (digest_init): Take new parameter null_pointer_constant. Do not
12203 call decl_constant_value_for_broken_optimization. pedwarn for
12204 initializers not constant expressions. Update calls to
12205 convert_for_assignment.
12206 (constructor_nonconst): New.
12207 (struct constructor_stack): Add nonconst element.
12208 (really_start_incremental_init, push_init_level, pop_init_level):
12209 Handle constructor_nonconst and nonconst element.
12210 (set_init_index): Call constant_expression_warning for array
12211 designators.
12212 (output_init_element): Fold value. Set constructor_nonconst as
12213 applicable. pedwarn for initializers not constant expressions.
12214 Update call to digest_init. Call constant_expression_warning
12215 where constant initializers are required.
12216 (process_init_element): Use c_save_expr.
12217 (c_finish_goto_ptr): Fold expression.
12218 (c_finish_return): Fold return value. Update call to
12219 convert_for_assignment.
12220 (c_start_case): Fold switch expression.
12221 (c_process_expr_stmt): Fold expression.
12222 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
12223 ensure statement expression is not evaluated in constant expression.
12224 (build_binary_op): Track whether results are integer constant
12225 expressions or may occur in such, disable folding and wrap results
12226 as applicable. Fold operands for -Wsign-compare warnings unless
12227 in_late_binary_op.
12228 (c_objc_common_truthvalue_conversion): Handle results folded to
12229 integer constants that are not integer constant expressions.
12230 * doc/extend.texi: Document when typeof operands are evaluated,
12231 that condition of __builtin_choose_expr is an integer constant
12232 expression, and more about use of __builtin_constant_p in
12233 initializers.
12235 2009-03-29 Richard Guenther <rguenther@suse.de>
12237 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
12238 propagate addresses of array references.
12240 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
12242 * regmove.c (perhaps_ends_bb_p): Remove.
12243 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
12244 from INSN and check that the main loop stays within that basic block.
12245 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
12246 (regmove_forward_pass): Split out from regmove_optimize. Use
12247 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
12248 (regmove_backward_pass): Split out from regmove_optimize. Use
12249 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
12250 (regmove_optimize): Simplify.
12252 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
12254 PR target/39545
12255 * config/i386/i386.c (classify_argument): Ignore flexible array
12256 member in struct and warn ABI change.
12258 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
12260 * config/i386/i386-protos.h (ix86_agi_dependent): New.
12262 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
12263 (ix86_adjust_cost): Updated.
12265 2009-03-29 Jan Hubicka <jh@suse.cz>
12267 PR middle-end/28850
12268 * tree-pass.h (pass_cleanup_eh): New function.
12269 (remove_unreachable_regions): Break code handling RTL
12270 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
12271 that can not be reached by runtime.
12272 (can_be_reached_by_runtime): New function.
12273 (label_to_region_map): New function.
12274 (num_eh_regions): New function.
12275 (rtl_remove_unreachable_regions): New function.
12276 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
12277 (remove_eh_region): New function.
12278 * except.h: Include sbitmap and vecprim.
12279 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
12280 num_eh_regions): Declare.
12281 * passes.c (init_optimization_passes): Schedule cleanup_eh.
12282 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
12283 * tree-eh.c (tree_remove_unreachable_handlers): New function.
12284 (tree_empty_eh_handler_p): New function.
12285 (cleanup_empty_eh): New function.
12286 (cleanup_eh): New function.
12287 (pass_cleanup_eh): New function.
12289 2009-03-29 Jan Hubicka <jh@suse.cz>
12291 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
12292 for removed regions.
12294 2009-03-29 Jan Hubicka <jh@suse.cz>
12296 * except.c (dump_eh_tree): Dump all datastructures.
12298 2009-03-29 Jan Hubicka <jh@suse.cz>
12300 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
12301 (duplicate_eh_regions_1): Likewise.
12302 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
12303 vector; call EH verification.
12304 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
12305 Be ready for region being removed.
12307 2009-03-29 Jan Hubicka <jh@suse.cz>
12309 * bitmap.c (bitmap_last_set_bit): New function.
12310 * bitmap.h (bitmap_last_set_bit): Declare.
12312 2009-03-29 David Ayers <ayers@fsfe.org>
12314 PR objc/27377
12315 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
12316 by calling objc_compare_types and surpress warnings about
12317 incompatible C pointers that are compatible ObjC pointers.
12319 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
12321 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
12322 call initialize_inline_failed.
12323 (initialize_inline_failed): Move it from here ...
12324 * cgraph.c (initialize_inline_failed): ... to here.
12325 (cgraph_create_edge): Call initialize_inline_failed rather than
12326 setting inline_failed directly.
12328 2009-03-29 Ben Elliston <bje@au.ibm.com>
12330 PR target/32542
12331 * sysv4.opt (msdata): Improve comment.
12332 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
12333 * sysv4.h (SVR4_ASM_SPEC): Likewise.
12335 2009-03-29 Ben Elliston <bje@au.ibm.com>
12337 PR target/30451
12338 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
12339 load and store attributes.
12341 2009-03-29 Ben Elliston <bje@au.ibm.com>
12343 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
12344 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
12345 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
12346 * doc/extend.texi (X86 Built-in Functions): Add index entries for
12347 __builtin_infq and __builtin_huge_valq.
12349 2009-03-28 Anatoly Sokolov <aesok@post.ru>
12351 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
12352 atmega8m1 devices.
12353 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12354 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
12356 2009-03-28 Xinliang David Li <davidxl@google.com>
12358 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
12359 (do_dbg_cnt): New function.
12361 2009-03-28 Jan Hubicka <jh@suse.cz>
12363 Merge from pretty-ipa:
12365 2009-03-27 Jan Hubicka <jh@suse.cz>
12367 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
12368 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
12369 * passes.c (function_called_by_processed_nodes_p): New.
12370 * ipa-pure-const.c (check_call): Fix handling of operands.
12371 (analyze_function): Dump debug output for skipped bodies.
12372 (local_pure_const): Use function_called_by_processed_nodes_p.
12373 * dwarf2out.c (reference_to_unused): Use output.
12374 * passes.c (do_per_function_toporder): Likewise.
12376 2008-11-12 Jan Hubicka <jh@suse.cz>
12378 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
12379 * ipa-pure-const.c (funct_state_d): Add can throw field; make
12380 state_set_in_source enum
12381 (check_decl): Ignore memory tags; do not set fake looping flags;
12382 dump diagnostics.
12383 (check_operand, check_tree, check_rhs_var, check_lhs_var,
12384 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
12385 (check_call, analyze_function): Rewrite.
12386 (check_stmt): New.
12387 (add_new_function): Update call of analyze_function.
12388 (generate_summary): Add call of analyze_function.
12389 (propagate): Propagate can_throw; handle state_set_in_source correctly.
12390 (local_pure_const): New function.
12391 (pass_local_pure_const): New pass.
12392 * ipa-inline.c (inline_transform): Set after_inlining.
12393 * tree-eh.c (stmt_can_throw_external): New.
12394 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
12395 work with aliasing built.
12396 * tree-flow.h (stmt_can_throw_external): New.
12397 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
12398 and local pure/const pass in early and late optimization queue.
12400 2009-03-28 Martin Jambor <mjambor@suse.cz>
12402 * fold-const.c (get_pointer_modulus_and_residue): New parameter
12403 allow_func_align.
12404 (fold_binary): Allow function decl aligment consideration is the
12405 second argument is integer constant one.
12406 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
12407 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
12408 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
12410 2009-03-28 Jan Hubicka <jh@suse.cz>
12412 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
12413 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
12414 * function.h (rtl_data): Add nothrow flag.
12415 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
12416 set DECL_NOTHROW for AVAILABLE functions.
12418 2009-03-28 Jakub Jelinek <jakub@redhat.com>
12420 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
12421 following vector keyword has expansion starting with pixel or bool
12422 keyword, expand vector to __vector and pixel or bool to __pixel or
12423 __bool.
12425 PR c++/39554
12426 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
12427 warn_if_disallowed_function_p): Removed.
12428 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
12429 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
12430 warning_if_disallowed_function_p.
12431 * flags.h (warn_if_disallowed_function_p,
12432 warn_disallowed_functions): Removed.
12433 * common.opt (Wdisallowed-function-list=): Removed.
12434 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
12436 2009-03-28 Richard Guenther <rguenther@suse.de>
12438 PR tree-optimization/38723
12439 * tree-ssa-pre.c (compute_avail): Add all default definitions to
12440 the entry block.
12442 2009-03-28 Jan Hubicka <jh@suse.cz>
12444 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
12445 test introduced by my previous patch.
12447 2009-03-28 Richard Guenther <rguenther@suse.de>
12449 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
12450 the PHIs value undefined.
12452 2009-03-28 Jan Hubicka <jh@suse.cz>
12454 * tree-pass.h (pass_fixup_cfg): New pass.
12455 * ipa-inline.c (inline_transform): Set
12456 always_inline_functions_inlined/after_inlining.
12457 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
12458 (pass_fixup_cfg): New pass.
12459 * passes.c (init_optimization_passes): Add fixup_cfg.
12461 2009-03-28 Richard Guenther <rguenther@suse.de>
12463 PR tree-optimization/38458
12464 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
12465 argument use the arguments copy-of value.
12467 2009-03-28 Richard Guenther <rguenther@suse.de>
12469 PR tree-optimization/38180
12470 * tree-ssa-ccp.c (get_default_value): Simplify.
12471 (likely_value): Likewise.
12472 (surely_varying_stmt_p): Properly handle VOP case.
12473 (ccp_initialize): Likewise.
12474 (ccp_fold): Handle propagating through *&.
12475 (fold_const_aggregate_ref): Also handle decls.
12477 2009-03-28 Jan Hubicka <jh@suse.cz>
12479 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
12480 * cgraph.h (cgraph_node): Likewise.
12481 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
12482 (cgraph_reset_node): Use process flag.
12483 (cgraph_mark_functions_to_output): Likewise.
12484 (cgraph_expand_function): Likewise.
12485 (cgraph_expand_all_functions): Likewise.
12486 (cgraph_output_in_order): Likewise.
12487 * dwarf2out.c (reference_to_unused): Likewise.
12488 * passes.c do_per_function_toporder): Likewise.
12490 2009-03-28 Jan Hubicka <jh@suse.cz>
12492 Bring from lto-branch:
12494 2008-09-03 Doug Kwan <dougkwan@google.com>
12496 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
12497 enums instead of reason strings.
12498 * cgraph.c (cgraph_create_edge): Same.
12499 (cgraph_inline_failed_string): New function.
12500 * cgraph.h (cgraph_inline_failed_t): New enum type.
12501 (cgraph_inline_failed_string): New prototype.
12502 (struct cgraph_edge): Change type of INLINED_FAILED from constant
12503 char pointer to cgraph_inline_failed_t.
12504 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
12505 (cgraph_default_inline_p): Ditto.
12506 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
12507 to cgraph_inline_failed_t pointer.
12508 * cif-code.def: New file.
12509 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
12510 reason string.
12511 (cgraph_check_inline_limits): Change type of REASON to pointer to
12512 cgraph_inline_failed_t. Replace reason strings with enums.
12513 (cgraph_default_inline_p): Ditto.
12514 (cgraph_recursive_inlining_p): Ditto.
12515 (update_caller_keys): Change type of FAILED_REASON to
12516 cgraph_inline_failed_t.
12517 (cgraph_set_inline_failed): Change type of REASON to pointer to
12518 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
12519 convert enums to strings for text output.
12520 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
12521 to be of type cgraph_inline_failed_t. Replace reason strings with
12522 enums. Call cgraph_inline_failed_string to covert enums
12523 to strings for text output.
12524 (cgraph_decide_inlining): Replace reason strings with enums.
12525 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
12526 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
12527 for text output.
12528 * tree-inline.c (expand_call_inline): Change type of REASON
12529 to cgraph_inline_failed_t. Replace reason strings with enums.
12530 Call cgraph_inline_failed_string for text output.
12531 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
12532 (cgraph.o): Ditto.
12534 2009-03-28 Jan Hubicka <jh@suse.cz>
12536 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
12537 cgraph_clone_node): Remove master clone handling.
12538 (cgraph_is_master_clone, cgraph_master_clone): Remove.
12539 * cgraph.h (master_clone): Remove.
12540 (cgraph_is_master_clone, cgraph_master_clone): Remove.
12541 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
12542 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
12544 2009-03-28 Jan Hubicka <jh@suse.cz>
12546 * cgraph.c (cgraph_function_body_availability): Functions declared
12547 inline are always safe to assume that it is not going to be replaced.
12549 2009-03-28 Richard Guenther <rguenther@suse.de>
12551 PR tree-optimization/38513
12552 * tree-ssa-pre.c (eliminate): Remove redundant stores.
12553 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12554 EXC_PTR_EXPR and FILTER_EXPR.
12555 (get_ref_from_reference_ops): Likewise.
12557 2009-03-28 Richard Guenther <rguenther@suse.de>
12559 PR tree-optimization/38968
12560 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
12561 Use FLOOR_MOD_EXPR to compute misalignment.
12563 2009-03-28 Richard Guenther <rguenther@suse.de>
12565 PR tree-optimization/37795
12566 * tree.h (combine_comparisons): Declare.
12567 * fold-const.c (combine_comparisons): Export.
12568 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
12569 comparisons.
12570 (ifcombine_iforif): Use combine_comparisons.
12572 2009-03-28 Jan Hubicka <jh@suse.cz>
12574 * tree-eh.c (inlinable_call_p): New function.
12575 (make_eh_edges): Use it.
12576 (verify_eh_edges): Use it.
12577 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
12578 * except.c (reachable_next_level): Add inlinable_function argument
12579 (sjlj_find_directly_reachable_regions): Update.
12580 (add_reachable_handler): Do not set saw_any_handlers.
12581 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
12582 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
12583 Add new inlinable call parameter.
12584 (can_throw_internal, can_throw_external): Update.
12585 * except.h (can_throw_internal_1, can_throw_external_1,
12586 foreach_reachable_handler): Update declaration.
12588 2009-03-28 Joseph Myers <joseph@codesourcery.com>
12590 * config/arm/t-arm-coff, config/h8300/coff.h,
12591 config/i386/i386-aout.h, config/i386/i386-coff.h,
12592 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
12593 config/pdp11/2bsd.h, config/rs6000/aix41.h,
12594 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
12595 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
12596 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
12597 sys-types.h: Remove.
12598 * Makefile.in: Remove protoize and fixproto support and references
12599 in comments.
12600 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
12601 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
12602 Remove.
12603 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
12604 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
12605 unprotoize$(exeext).
12606 (rest.encap): Don't depend on $(STMP_FIXPROTO)
12607 (.PHONY): Don't depend on proto.
12608 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
12609 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
12610 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
12611 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
12612 build/gen-protos.o, build/scan.o, xsys-protos.h,
12613 build/fix-header$(build_exeext), build/fix-header.o,
12614 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
12615 stmp-install-fixproto): Remove.
12616 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
12617 SYSCALLS.c or fixproto files.
12618 (install-common): Don't install protoize.
12619 (install-headers-tar, install-headers-cpio, install-headers-cp):
12620 Don't depend on $(STMP_FIXPROTO).
12621 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
12622 install fixproto files or write out fixproto settings.
12623 (uninstall): Don't uninstall protoize.
12624 * config.gcc (use_fixproto): Remove.
12625 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
12626 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
12627 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
12628 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
12629 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
12630 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
12631 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
12632 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
12633 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
12634 * config/t-vxworks (STMP_FIXPROTO): Remove.
12635 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
12636 STMP_FIXPROTO): Remove.
12637 * config.in, configure: Regenerate.
12638 * crtstuff.c (gid_t, uid_t): Don't undefine.
12639 * doc/install.texi: Change m68k-coff to m68k-elf in example.
12640 (arm-*-coff, arm-*-aout: Remove target entries.
12641 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
12642 Remove mention of AIX 4.1.
12643 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
12644 * doc/invoke.texi (Running Protoize): Remove.
12645 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
12646 (Protoize Caveats): Remove.
12647 * tsystem.h: Update comments on headers assumed to exist.
12649 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
12651 * genautomata.c: Add a new year to the copyright. Add a new
12652 reference.
12653 (struct insn_reserv_decl): Add comments for member bypass_list.
12654 (find_bypass): Remove.
12655 (insert_bypass): New.
12656 (process_decls): Use insert_bypass.
12657 (output_internal_insn_latency_func): Output all bypasses with the
12658 same input insn in one switch case.
12660 * rtl.def (define_bypass): Describe bypass choice.
12661 * doc/md.texi (define_bypass): Ditto.
12663 2009-03-27 Richard Guenther <rguenther@suse.de>
12665 * gimplify.c (mark_addressable): Export.
12666 * tree-flow.h (mark_addressable): Declare.
12667 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
12668 * tree-ssa.c (verify_phi_args): Verify that address taken
12669 variables have TREE_ADDRESSABLE set.
12671 2009-03-27 Richard Guenther <rguenther@suse.de>
12673 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
12674 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
12675 Do not mark decls TREE_ADDRESSABLE.
12676 (build_fold_addr_expr): Adjust.
12677 (fold_addr_expr): Remove.
12678 (fold_unary): Use build_fold_addr_expr.
12679 (fold_comparison): Likewise.
12680 (split_address_to_core_and_offset): Likewise.
12681 * coverage.c (tree_coverage_counter_addr): Mark the array decl
12682 TREE_ADDRESSABLE.
12683 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
12684 (gimplify_modify_expr_to_memcpy): Mark source and destination
12685 addressable.
12686 * omp-low.c (create_omp_child_function): Mark the object decl
12687 TREE_ADDRESSABLE.
12688 (lower_rec_input_clauses): Mark the var we take the address of
12689 TREE_ADDRESSABLE.
12690 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
12692 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12694 PR middle-end/39315
12695 * cfgexpand.c (expand_one_stack_var_at): Change alignment
12696 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
12698 2009-03-27 Richard Guenther <rguenther@suse.de>
12700 PR tree-optimization/39120
12701 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
12702 constraints.
12703 (handle_lhs_call): Process return constraints. Add escape
12704 constraints if necessary.
12705 (handle_const_call): Fill out return constraints. Make nested
12706 case more precise. Avoid consttmp if possible.
12707 (handle_pure_call): Fill out return constraints. Avoid
12708 callused if possible.
12709 (find_func_aliases): Simplify call handling.
12711 2009-03-27 Richard Guenther <rguenther@suse.de>
12713 PR tree-optimization/39120
12714 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
12715 as a representative.
12716 (solve_graph): Do propagate CALLUSED.
12717 (handle_pure_call): Use a scalar constraint from CALLUSED for
12718 the return value.
12719 (find_what_p_points_to): CALLUSED shall not appear in poins-to
12720 solutions.
12722 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12724 PR c/39323
12725 * c-common.c (handle_aligned_attribute): Properly check alignment
12726 overflow. Use (1U << i) instead of (1 << i).
12728 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
12730 * expr.h (get_mem_align_offset): Updated.
12732 * tree.h (tree_decl_common): Change align to "unsigned int" and
12733 move it before pointer_alias_set.
12735 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12736 Jakub Jelinek <jakub@redhat.com>
12738 PR target/38034
12739 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
12740 gr_register_operand with gr_reg_or_0_operand.
12741 (cmpxchg_rel_di): Likewise.
12742 (sync_lock_test_and_set<mode>): Likewise.
12744 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12746 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
12747 (true_regnum): Likewise.
12749 * rtlanal.c (subreg_info): Moved to ...
12750 * rtl.h (subreg_info): Here. New.
12751 (subreg_get_info): New.
12753 * rtlanal.c (subreg_get_info): Make it extern.
12755 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12757 PR target/39472
12758 * config/i386/i386.c (ix86_abi): New.
12759 (override_options): Handle -mabi=.
12760 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
12761 (ix86_call_abi_override): Likewise.
12762 (init_cumulative_args): Likewise.
12763 (function_arg_advance): Likewise.
12764 (function_arg_64): Likewise.
12765 (function_arg): Likewise.
12766 (ix86_pass_by_reference): Likewise.
12767 (ix86_function_value_regno_p): Likewise.
12768 (ix86_build_builtin_va_list_abi): Likewise.
12769 (setup_incoming_varargs_64): Likewise.
12770 (is_va_list_char_pointer): Likewise.
12771 (ix86_init_machine_status): Likewise.
12772 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
12773 (ix86_function_type_abi): Return enum calling_abi. Rewrite
12774 for 64bit. Replace DEFAULT_ABI with ix86_abi.
12775 (ix86_function_abi): Make it static and return enum calling_abi.
12776 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
12777 with ix86_abi.
12778 (ix86_fn_abi_va_list): Updated.
12780 * config/i386/i386.h (ix86_abi): New.
12781 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
12782 (CONDITIONAL_REGISTER_USAGE): Likewise.
12783 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
12784 (machine_function): Likewise.
12786 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
12787 with ix86_abi.
12788 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
12789 (STACK_BOUNDARY): Likewise.
12790 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
12792 * config/i386/i386.opt (mabi=): New.
12794 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
12795 return enum calling_abi.
12796 (ix86_function_type_abi): Likewise.
12797 (ix86_function_abi): Removed.
12799 * doc/invoke.texi: Document -mabi= option for x86.
12801 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12803 * builtins.c (real_dconstp): Delete.
12804 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
12806 2009-03-27 Dodji Seketeli <dodji@redhat.com>
12807 Jakub Jelinek <jakub@redhat.com>
12809 PR debug/37959
12810 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
12811 (gen_subprogram_die): When a function is explicit, generate the
12812 DW_AT_explicit attribute.
12813 * langhooks.h (struct lang_hooks_for_decls): Add
12814 function_decl_explicit_p langhook.
12815 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
12816 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
12818 2009-03-27 Jakub Jelinek <jakub@redhat.com>
12820 * builtins.c (fold_builtin_memory_op): Optimize memmove
12821 into memcpy if we can prove source and destination don't overlap.
12823 * tree-inline.c: Include gt-tree-inline.h.
12824 (clone_fn_id_num): New variable.
12825 (clone_function_name): New function.
12826 (tree_function_versioning): Use it.
12827 * Makefile.in (GTFILES): Add tree-inline.c.
12829 2009-03-27 Mark Mitchell <mark@codesourcery.com>
12831 * BASE-VER: Change to 4.5.0.
12833 2009-03-27 Xinliang David Li <davidxl@google.com>
12835 PR tree-optimization/39557
12836 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
12838 2009-03-27 Xinliang David Li <davidxl@google.com>
12840 PR tree-optimization/39548
12841 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
12842 candidate check.
12844 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12846 * c-common.c (pointer_int_sum): Use %wd on return from
12847 tree_low_cst.
12849 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12851 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
12852 on return from tree_low_cst.
12854 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
12856 PR c++/36799
12857 * ginclude/stdarg.h (va_copy): Define also for
12858 __GXX_EXPERIMENTAL_CXX0X__.
12860 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12862 PR c++/35652
12863 * builtins.h (c_strlen): Do not warn here.
12864 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12865 * c-common.c (pointer_int_sum): Take an explicit location.
12866 Warn about offsets out of bounds.
12867 * c-common.h (pointer_int_sum): Adjust declaration.
12869 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12871 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
12872 markup glitch.
12874 2009-03-26 Jakub Jelinek <jakub@redhat.com>
12876 PR c++/39554
12877 * opts.c (warn_if_disallowed_function_p): Don't assume
12878 get_callee_fndecl must return non-NULL.
12880 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
12882 PR rtl-optimization/39522
12883 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
12884 when reg_reloaded_valid is set.
12886 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12888 * config/spu/divv2df3.c: New file.
12889 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
12890 (DPBIT_FUNCS): Filter out _div_df.
12892 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
12894 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
12895 a jump insn, count that jump in the distance to the loop start.
12897 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
12899 PR target/39523
12900 * config/sh/sh.c (calc_live_regs): Fix condition for global
12901 registers except PIC_OFFSET_TABLE_REGNUM.
12903 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
12905 PR/39518
12906 * doc/invoke.texi (-mconsole): New.
12907 (-mcygwin): New.
12908 (-mno-cygwin): New.
12909 (-mdll): New.
12910 (-mnop-fun-dllimport): New.
12911 (-mthread): New.
12912 (-mwin32): New.
12913 (-mwindows): New.
12914 (sub section "i386 and x86-64 Windows Options"): New.
12916 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
12918 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
12919 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
12921 2009-03-25 Richard Guenther <rguenther@suse.de>
12923 PR middle-end/39497
12924 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
12925 of -Wno-error.
12927 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
12929 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
12930 neither of haifa/selective schedulers are working.
12932 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12934 * doc/invoke.texi (Debugging Options): Fix description of
12935 -fno-merge-debug-strings.
12937 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
12939 * config/cris/libgcc.ver: New version-script.
12940 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
12942 * configure.ac <GAS features, nop mnemonic>: Add pattern
12943 crisv32-*-* for "nop".
12944 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
12945 * configure: Regenerate.
12947 2009-03-24 Ira Rosen <irar@il.ibm.com>
12949 PR tree-optimization/39529
12950 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
12951 mark_sym_for_renaming for the tag copied to the new vector
12952 pointer.
12954 2009-03-24 Arthur Loiret <aloiret@debian.org>
12956 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
12957 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
12958 EXTRA_SPEC_FUNCTIONS.
12959 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
12960 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
12961 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
12962 -march and -mtune options.
12964 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
12966 * config/m68k/t-rtems: Add m5329 multilib.
12968 2009-03-24 Dodji Seketeli <dodji@redhat.com>
12969 Jakub Jelinek <jakub@redhat.com>
12971 PR debug/39524
12972 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
12973 nodes.
12975 2009-03-23 Jakub Jelinek <jakub@redhat.com>
12977 PR c/39495
12978 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
12979 instead of c_parser_expression_conv, if original_code isn't one of the
12980 4 allowed comparison codes, fail.
12982 2009-03-23 Richard Guenther <rguenther@suse.de>
12984 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
12985 * tree.h (struct tree_type): Likewise.
12986 * reload.h (struct insn_chain): Likewise.
12987 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
12988 * function.h (struct function): Likewise.
12989 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
12991 2009-03-23 Jakub Jelinek <jakub@redhat.com>
12993 PR tree-optimization/39516
12994 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
12996 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
12998 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
12999 should be set true if BITS_PER_WORD of target is bigger than 32
13001 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
13003 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
13004 Translate -B-options to -rpath-link. Correct existing
13005 rpath-link and conditionalize on !nostdlib.
13007 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13009 * doc/extend.texi (Function Attributes, Variable Attributes):
13010 Fix typos.
13011 * doc/invoke.texi (Debugging Options, Optimize Options)
13012 (i386 and x86-64 Options, MCore Options): Likewise.
13014 2009-03-20 Jakub Jelinek <jakub@redhat.com>
13016 PR debug/37890
13017 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
13018 it for block local namespace aliases.
13019 (gen_decl_die): Pass context_die to gen_namespace_die.
13021 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13023 PR c/39495
13024 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
13025 minimum or maximum value.
13027 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
13029 * reginfo.c (globalize_reg): Recompute derived reg sets.
13031 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
13033 PR target/39063
13034 * libgcc2.c (mprotect): Do not use signed arguments for
13035 VirtualProtect, use DWORD arguments. Also fix the 'may
13036 be used uninitialized' warning for the np variable.
13038 2009-03-19 Jakub Jelinek <jakub@redhat.com>
13040 PR target/39496
13041 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
13042 functions using regparm calling conventions when not optimizing.
13043 (ix86_function_sseregparm): Similarly for sseregparm calling
13044 conventions.
13046 2009-03-19 Li Feng <nemokingdom@gmail.com>
13048 PR middle-end/39500
13049 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
13050 dependence if the first conflict is after niter iterations.
13052 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
13054 PR middle-end/38609
13055 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
13056 functions with dynamic stack-pointer adjustments.
13058 2009-03-19 Ben Elliston <bje@au.ibm.com>
13060 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
13061 option; change to -msdata=data.
13063 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13065 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
13066 and -fopenmp.
13068 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
13070 PR target/35180
13071 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
13073 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
13075 * doc/invoke.texi (Code Gen Options): Expand discussion of
13076 -fno-common.
13078 2009-03-18 Jakub Jelinek <jakub@redhat.com>
13080 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
13081 * matrix-reorg.c (struct matrix_info): Likewise.
13082 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
13083 * rtl.h (struct mem_attrs): Likewise.
13084 * df.h (struct df): Likewise.
13085 * tree-data-ref.h (struct data_dependence_relation): Likewise.
13086 * ira-int.h (struct ira_allocno): Likewise.
13087 * df-scan.c (struct df_collection_rec): Likewise.
13088 * ira.c (struct equivalence): Likewise.
13089 * function.c (struct temp_slot): Likewise.
13090 * cfgloop.h (struct loop): Likewise.
13092 PR debug/39485
13093 * function.c (use_register_for_decl): When not optimizing, disregard
13094 register keyword for variables with types containing methods.
13096 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
13098 PR middle-end/39447
13099 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
13100 (is_simple_operand): Call contains_component_ref_p before calling data
13101 reference analysis that would fail on COMPONENT_REFs.
13103 * tree-vrp.c (search_for_addr_array): Fix formatting.
13105 2009-03-18 Richard Guenther <rguenther@suse.de>
13107 * tree-vect-transform.c (vect_loop_versioning): Fold the
13108 generated comparisons.
13109 * tree-vectorizer.c (set_prologue_iterations): Likewise.
13110 (slpeel_tree_peel_loop_to_edge): Likewise.
13112 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13114 PR middle-end/37805
13115 * opts.c (print_specific_help): In addition to `undocumented',
13116 accept `separate' and `joined' flags if passed alone. Describe
13117 output by the first matched one of those.
13118 (common_handle_option): Skip over empty strings.
13119 * gcc.c (display_help): Fix help string for `--help='.
13120 * doc/invoke.texi (Option Summary, Overall Options): With
13121 `--help=', classes and qualifiers can both be repeated, but
13122 only the latter can be negated. One should not pass only
13123 negated qualifiers. Fix markup and examples.
13125 Revert
13126 2008-10-14 Jakub Jelinek <jakub@redhat.com>
13127 PR middle-end/37805
13128 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
13129 and -fhelp=separate.
13131 2009-03-17 Jing Yu <jingyu@google.com>
13133 PR middle-end/39378
13134 * function.h (struct rtl_data): Move is_thunk from here...
13135 (struct function): ...to here.
13136 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
13137 * varasm.c (assemble_start_function): Change is_thunk from crtl to
13138 cfun.
13139 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
13140 cfun.
13141 (alpha_does_function_need_gp, alpha_start_function): Likewise.
13142 (alpha_output_function_end_prologue): Likewise.
13143 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
13144 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
13145 (rs6000_output_function_epilogue): Likewise.
13146 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
13148 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
13150 PR target/39482
13151 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
13152 from different units in a single alternative.
13153 (*truncdfsf_i387): Ditto.
13154 (*truncxfsf2_mixed): Ditto.
13155 (*truncxfdf2_mixed): Ditto.
13157 2009-03-17 Jakub Jelinek <jakub@redhat.com>
13159 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
13160 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
13162 PR debug/39474
13163 * tree-ssa-live.c (remove_unused_locals): Don't remove local
13164 unused non-artificial variables when not optimizing.
13166 PR debug/39471
13167 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
13168 DW_TAG_imported_module even if decl is IMPORTED_DECL with
13169 NAMESPACE_DECL in its DECL_INITIAL.
13171 PR middle-end/39443
13172 * optabs.c (set_user_assembler_libfunc): New function.
13173 * expr.h (set_user_assembler_libfunc): New prototype.
13174 * c-common.c: Include libfuncs.h.
13175 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
13176 for memcmp, memset, memcpy, memmove and abort.
13177 * Makefile.in (c-common.o): Depend on libfuncs.h.
13179 PR debug/39412
13180 * dwarf2out.c (gen_inlined_enumeration_type_die,
13181 gen_inlined_structure_type_die, gen_inlined_union_type_die,
13182 gen_tagged_type_instantiation_die): Removed.
13183 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
13184 do nothing.
13186 2009-03-17 Janis Johnson <janis187@us.ibm.com>
13188 PR testsuite/38526
13189 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
13190 its use.
13191 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
13192 (check-parallel-%): Ditto.
13193 (check-consistency): Ditto.
13195 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
13197 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
13198 local variable rhs by NULL_TREE.
13200 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13202 PR target/39477
13203 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
13205 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13207 PR target/39476
13208 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
13210 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
13212 PR target/39473
13213 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
13214 for ms->sysv ABI calls only in 64bit mode.
13216 * config/i386/i386.md (untyped_call): Support 32bit.
13218 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
13220 * doc/extend.texi: Replace x86_65 with x86_64.
13222 2009-03-16 Jakub Jelinek <jakub@redhat.com>
13224 PR tree-optimization/39455
13225 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
13226 mismatches for POINTER_TYPE_P (type).
13227 (number_of_iterations_le): Likewise.
13229 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13231 * config/picochip/picochip.c: Removed profiling support.
13232 * config/picochip/picochip.md: Removed profiling instruction.
13233 * config/picochip/picochip.h: Removed profiling builtin.
13235 2009-03-16 Joseph Myers <joseph@codesourcery.com>
13237 * doc/install.texi (--with-host-libstdcxx): Document.
13239 2009-03-14 Anatoly Sokolov <aesok@post.ru>
13241 PR target/34299
13242 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
13243 generate a warning if the function name does not begin with
13244 "__vector" and the function has either the 'signal' or 'interrupt'
13245 attribute, from here to ...
13246 (avr_declare_function_name): ...here. New function.
13247 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
13248 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
13250 2009-03-14 Jakub Jelinek <jakub@redhat.com>
13252 PR bootstrap/39454
13253 * cse.c (fold_rtx): Don't modify original const_arg1 when
13254 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
13255 separate variable instead.
13256 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
13257 from out of range shift counts.
13258 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
13260 2009-03-13 Catherine Moore <clm@codesourcery.com>
13262 * config/i386/x-mingw32 (host-mingw32.o): Replace
13263 diagnostic.h with $(DIAGNOSTIC_H).
13265 2009-03-12 Jakub Jelinek <jakub@redhat.com>
13267 PR target/39431
13268 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
13269 predicate.
13270 * config/i386/sync.md (sync_compare_and_swap<mode>,
13271 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
13272 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
13273 into a register.
13274 (sync_double_compare_and_swapdi_pic,
13275 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
13276 cmpxchg8b_pic_memory_operand instead of just memory_operand.
13278 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13280 PR target/39445
13281 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
13283 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13285 PR target/39327
13286 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
13287 (avx_addsubv4df3): Likewise.
13288 (*avx_addsubv4sf3): Likewise.
13289 (sse3_addsubv4sf3): Likewise.
13291 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
13293 PR target/38824
13294 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
13296 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
13298 PR debug/39432
13299 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
13300 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
13301 registers for allocnos created from user-defined variables.
13303 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13305 PR target/39181
13306 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
13307 of non-integer mode as well.
13309 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
13311 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
13312 for functions for which the parameter types are unknown.
13314 2009-03-11 Jakub Jelinek <jakub@redhat.com>
13316 PR target/39137
13317 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
13318 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
13319 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
13320 * config/i386/i386.c (ix86_local_alignment): For
13321 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
13322 long long variables on the stack to avoid dynamic realignment.
13323 Allow the first argument to be a decl rather than type.
13324 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
13326 2009-03-11 Nick Clifton <nickc@redhat.com>
13328 PR target/5362
13329 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
13330 options.
13331 Add description to mno-lsim option.
13332 * config/mcore/mcore.h: Remove comment about deprecated m4align
13333 option.
13334 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
13335 * doc/invoke.texi: Add description of mno-lsim and
13336 mstack-increment options.
13338 * config/fr30/fr30.opt: Document the -mno-lsim option.
13339 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
13340 and -mno-lsim options.
13342 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13344 * fold-const.c (fold_comparison): Only call fold_inf_compare
13345 if the mode supports infinities.
13347 2009-03-11 Jason Merrill <jason@redhat.com>
13349 PR debug/39086
13350 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
13351 end already did. Notice GIMPLE_CALL modifications of the result.
13352 Don't copy debug information from an ignored decl or a decl from
13353 another function.
13355 2009-03-10 Richard Guenther <rguenther@suse.de>
13356 Nathan Froyd <froydnj@codesourcery.com>
13358 PR middle-end/37850
13359 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
13360 (__divMODE3): Likewise.
13362 2009-03-09 Jakub Jelinek <jakub@redhat.com>
13364 PR tree-optimization/39394
13365 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
13366 DECL_SIZE_UNIT of variable length FIELD_DECLs.
13368 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13370 * recog.c (verfiy_changes): Disallow renaming of hard regs in
13371 inline asms for register asm ("") declarations.
13373 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
13375 * fold-const.c (fold_unary): Fix comment.
13377 2009-03-07 Jan Hubicka <jh@suse.cz>
13379 PR target/39361
13380 * tree-inline.c (setup_one_parameter): Do replacement of const
13381 argument by constant in SSA form.
13383 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13385 PR middle-end/38028
13386 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
13387 determine alignment passed to assign_stack_local.
13388 (assign_parms_unsplit_complex): Likewise.
13389 * except.c (sjlj_build_landing_pads): Likewise.
13391 2009-03-06 Jakub Jelinek <jakub@redhat.com>
13393 PR middle-end/39360
13394 * tree-flow.h (add_referenced_var): Return bool instead of void.
13395 * tree-dfa.c (add_referenced_var): Return result of
13396 referenced_var_check_and_insert call.
13397 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
13398 of referenced_var_check_and_insert.
13400 PR debug/39372
13401 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
13402 (gen_variable_die): Emit DW_AT_location on abstract static variable's
13403 DIE, don't emit it if abstract origin already has it.
13404 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
13405 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
13407 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13409 * genpreds.c (needs_variable): Fix parentheses at variable name
13410 detection.
13411 (write_tm_constrs_h): Indent generated code.
13413 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13415 * doc/extend.texi (Function Attributes): Add documentation
13416 for isr attributes.
13418 2009-03-06 Jakub Jelinek <jakub@redhat.com>
13420 PR debug/39387
13421 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
13422 take locus from its DECL_SOURCE_LOCATION instead of input_location.
13424 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
13426 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
13427 the loop as bad.
13429 2009-03-05 Jakub Jelinek <jakub@redhat.com>
13431 PR debug/39379
13432 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
13433 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
13435 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
13437 * config/i386/i386.md (R8_REG, R9_REG): New constants.
13438 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
13439 constants instead of magic numbers.
13440 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
13441 (QI_REG_P): Ditto.
13442 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
13443 (x86_64_ms_abi_int_parameter_registers): Ditto.
13444 (x86_64_int_return_registers): Ditto.
13445 (ix86_maybe_switch_abi): Ditto.
13446 (ix86_expand_call): Ditto for clobbered_registers array.
13447 (ix86_hard_regno_mode_ok): Ditto.
13448 (x86_extended_QIreg_mentioned_p): Ditto.
13450 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
13452 PR tree-optimization/39349
13453 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
13455 * combine.c (gen_lowpart_for_combine): Use omode when generating
13456 clobber.
13458 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
13460 PR rtl-optimization/39235
13461 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
13463 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
13465 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
13467 2009-03-04 Richard Guenther <rguenther@suse.de>
13469 PR tree-optimization/39362
13470 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
13471 that occur in abnormal PHIs should be varying.
13473 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
13475 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
13476 Extend comments.
13477 (simple_iv): Take loop as an argument instead of statement.
13478 * tree-scalar-evolution.h (simple_iv): Declaration changed.
13479 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
13480 to simple_iv.
13481 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
13482 Ditto.
13483 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
13484 * matrix-reorg.c (analyze_transpose): Ditto.
13485 * tree-data-ref.c (dr_analyze_innermost): Ditto.
13486 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13487 * tree-predcom.c (ref_at_iteration): Ditto.
13488 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
13490 2009-03-04 Richard Guenther <rguenther@suse.de>
13492 PR tree-optimization/39358
13493 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
13494 escaped_id and callused_id.
13495 (solve_graph): Likewise.
13497 2009-03-04 Richard Guenther <rguenther@suse.de>
13499 PR tree-optimization/39339
13500 * tree-sra.c (try_instantiate_multiple_fields): Make it
13501 no longer ICE on the above.
13503 2009-03-03 Joseph Myers <joseph@codesourcery.com>
13505 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
13506 that fits within Pmode.
13508 2009-03-03 Steve Ellcey <sje@cup.hp.com>
13510 PR middle-end/10109
13511 * tm.texi (LIBCALL_VALUE): Update description.
13513 2009-03-03 Steve Ellcey <sje@cup.hp.com>
13515 PR middle-end/34443
13516 * doc/extend.texi (section): Update description.
13518 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
13520 PR middle-end/39345
13521 * tree-inline.c (remapped_type): New.
13522 (can_be_nonlocal): Call remapped_type instead of remap_type.
13524 2009-03-03 Jakub Jelinek <jakub@redhat.com>
13526 PR fortran/39354
13527 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
13528 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
13530 2009-03-03 Richard Guenther <rguenther@suse.de>
13532 PR middle-end/39272
13533 * tree.c (tree_nonartificial_location): New function.
13534 * tree.h (tree_nonartificial_location): Declare.
13535 * builtins.c (expand_builtin_memory_chk): Provide location
13536 of the call location for artificial function pieces.
13537 (maybe_emit_chk_warning): Likewise.
13538 (maybe_emit_sprintf_chk_warning): Likewise.
13539 (maybe_emit_free_warning): Likewise.
13540 * expr.c (expand_expr_real_1): Likewise.
13542 2009-03-03 Jakub Jelinek <jakub@redhat.com>
13544 PR tree-optimization/39343
13545 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
13546 COMPONENT_REF t has ARRAY_TYPE.
13548 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
13550 PR middle-end/39335
13551 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
13552 when the type precision of the induction variable should be
13553 larger than the type precision of nit.
13554 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
13555 * graphite.c (graphite_loop_normal_form): Same.
13556 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
13558 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
13560 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
13561 (*call_1_rex64_ms_sysv): Use named constants instead of magic
13562 numbers to describe clobbered registers.
13563 (*call_value_0_rex64_ms_sysv): Ditto.
13564 * config/i386/mmx.md (mmx_emms): Ditto.
13565 (mmx_femms): Ditto.
13567 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
13569 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
13570 of ABI_64.
13572 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13574 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
13575 (spu_section_type_flags): New function.
13577 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
13579 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
13580 reg_class_contents of FLOAT_REGS into a temporary.
13582 2009-03-02 Richard Guenther <rguenther@suse.de>
13583 Ira Rosen <irar@il.ibm.com>
13585 PR tree-optimization/39318
13586 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
13587 information to the vectorized statement.
13589 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
13591 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
13592 variable. Use defined names instead of magic constants for REX SSE
13593 registers.
13595 2009-03-01 Richard Guenther <rguenther@suse.de>
13597 PR tree-optimization/39331
13598 * omp-low.c (lower_send_shared_vars): Do not receive new
13599 values for the reference of DECL_BY_REFERENCE parms or results.
13601 2009-03-01 Jan Hubicka <jh@suse.cz>
13603 PR debug/39267
13604 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
13605 BLOCK_NONLOCALIZED_VAR): New macros.
13606 (tree_block): Add nonlocalized_vars.
13607 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
13608 gen_decl_die): Add origin argument. Allow generation of die with
13609 origin at hand only.
13610 (gen_member_die, gen_type_die_with_usage, force_decl_die,
13611 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
13612 of gen_*.
13613 (gen_block_die): Fix checking for unused blocks.
13614 (process_scope_var): Break out from .... ; work with origins only.
13615 (decls_for_scope) ... here; process nonlocalized list.
13616 (dwarf2out_ignore_block): Look for nonlocalized vars.
13617 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
13618 vars.
13619 (dump_scope_block): Dump them.
13620 * tree-inline.c (remap_decls): Handle nonlocalized vars.
13621 (remap_block): Likewise.
13622 (can_be_nonlocal): New predicate.
13623 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
13625 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13627 * configure: Regenerate.
13629 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13631 * optc-gen.awk: No need to duplicate option flags twice.
13632 Reuse help texts for duplicate options which do not have any.
13634 * gcc.c (display_help): Document --version.
13636 * gcc.c (main): If print_help_list and verbose_flag, ensure
13637 driver output comes before subprocess output.
13639 * optc-gen.awk: Assign all remaining fields to help string,
13640 space-separated, for multi-line help in *.opt.
13642 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
13643 -Wno-pedantic-ms-format is for MinGW targets only.
13645 * doc/options.texi (Option file format): Fix bad indentation,
13646 restoring dropped sentence.
13648 2009-02-28 Jan Hubicka <jh@suse.cz>
13650 * tree-inline.c (tree_function_versioning): Output debug info.
13652 2009-02-28 Jan Hubicka <jh@suse.cz>
13654 PR debug/39267
13655 * tree-inline.c (setup_one_parameter): Do not copy propagate
13656 arguments when not optimizing.
13658 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
13660 PR target/39327
13661 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
13662 (avx_addsubv4df3): Likewise.
13663 (*avx_addsubv4sf3): Likewise.
13664 (sse3_addsubv4sf3): Likewise.
13665 (*avx_addsubv2df3): Likewise.
13666 (sse3_addsubv2df3): Likewise.
13667 (avx_unpckhps256): Correct item selectors.
13668 (avx_unpcklps256): Likewise.
13669 (avx_unpckhpd256): Likewise.
13670 (avx_unpcklpd256): Likewise.
13672 2009-02-28 Jan Hubicka <jh@suse.cz>
13674 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
13675 static vars.
13676 (copy_arguments_for_versioning): If var is declared don't declare it.
13677 (tree_function_versioning): First setup substitutions and then copy
13678 args.
13680 2009-02-27 Jan Hubicka <jh@suse.cz>
13682 PR debug/39267
13683 * cgraph.h (varpool_output_debug_info): Remove.
13684 * cgraphunit.c (varpool_output_debug_info): Remove.
13685 * dwarf2out.c (deferred_locations_struct): New struct
13686 (deferred_locations): New type.
13687 (deferred_locations_list): New static var.
13688 (deffer_location): New function.
13689 (gen_variable_die): Use it.
13690 (decls_for_scope): Output info on local static vars.
13691 (dwarf2out_finish): Process deferred locations.
13692 * varpool.c (varpool_output_debug_info): Remove.
13694 2009-02-27 Jan Hubicka <jh@suse.cz>
13696 PR debug/39267
13697 * tree.h (TREE_PROTECTED): Fix comment.
13698 (BLOCK_HANDLER_BLOCK): Remove.
13699 (struct tree_block): Remove handler_block add body_block.
13700 (inlined_function_outer_scope_p): New.
13701 (is_body_block): Remove.
13702 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
13703 * dwarf2out.c (is_inlined_entry_point): Remove.
13704 (add_high_low_attributes): Use inlined_function_outer_scope_p.
13705 (gen_block_die): Use is_inlined_entry_point check. Remove body block
13706 code.
13707 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
13708 * gimplify.c (gimplify_expr): Gimplify body blocks.
13709 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
13710 block with multiple subblocks.
13711 (dump_scope_block): Prettier output; dump more flags and info.
13712 (dump_scope_blocks): New.
13713 (remove_unused_locals): Use dump_scope_blocks.
13714 * tree-flow.h (dump_scope_blocks): Declare.
13715 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
13716 * stmt.c (is_body_block): Remove.
13717 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
13718 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
13720 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
13722 PR middle-end/39308
13723 * graphite.c (graphite_loop_normal_form): Do not call
13724 number_of_iterations_exit from a gcc_assert.
13726 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13728 * config/s390/s390.c (s390_swap_cmp): Look for conditional
13729 jumps if COND is NULL.
13730 (find_cond_jump): New function.
13731 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
13732 * config/s390/s390.md: Remove z10_cobra attribute value.
13734 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
13736 * config/alpha/alpha.h (alpha_expand_mov): Return false if
13737 force_const_mem returns NULL_RTX.
13739 2009-02-26 Jan Hubicka <jh@suse.cz>
13741 PR debug/39267
13742 * cgraph.h (varpool_output_debug_info): Remove.
13743 * cgraphunit.c (varpool_output_debug_info): Remove.
13744 * dwarf2out.c (deferred_locations_struct): New struct
13745 (deferred_locations): New type.
13746 (deferred_locations_list): New static var.
13747 (deffer_location): New function.
13748 (gen_variable_die): Use it.
13749 (decls_for_scope): Output info on local static vars.
13750 (dwarf2out_finish): Process deferred locations.
13751 * varpool.c (varpool_output_debug_info): Remove.
13753 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
13755 PR rtl-optimization/39241
13756 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
13757 to subreg_offset_representable_p.
13759 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
13761 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
13762 execute function prototype. Get f and nregs from max_reg_num
13763 and get_insns. Remove the first backward pass as it's dead,
13764 guard the forward pass by flag_expensive_optimizations.
13765 (rest_of_handle_regmove): Delete.
13766 (pass_regmove): Replace it with regmove_optimize.
13768 2009-02-25 Martin Jambor <mjambor@suse.cz>
13770 PR tree-optimization/39259
13771 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
13772 calls_alloca function flags.
13773 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
13774 calls are detected.
13776 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
13778 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
13779 flags_set_1_rtx, flags_set_1_set): Delete.
13780 (regmove_optimize): Do not call mark_flags_life_zones.
13782 2009-02-24 Julian Brown <julian@codesourcery.com>
13784 PR target/35965
13785 * config/arm/arm.c (require_pic_register): Only set
13786 cfun->machine->pic_reg once per function.
13788 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
13790 * doc/invoke.texi (Link Options): Document an easier way to pass
13791 options that take arguments to the GNU linker using -Xlinker and -Wl.
13793 2009-02-24 Steve Ellcey <sje@cup.hp.com>
13795 PR target/33785
13796 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
13798 2009-02-24 Richard Guenther <rguenther@suse.de>
13800 PR debug/39285
13801 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
13803 2009-02-24 Richard Guenther <rguenther@suse.de>
13804 Zdenek Dvorak <ook@ucw.cz>
13806 PR tree-optimization/39233
13807 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
13808 from converting them to a generic type.
13810 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
13812 PR tree-optimization/39260
13813 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
13814 contains a condition with a real type.
13815 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
13817 2009-02-23 Jason Merrill <jason@redhat.com>
13819 PR c++/38880
13820 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
13821 narrowing_initializer_constant_valid_p.
13822 (narrowing_initializer_constant_valid_p): Don't return
13823 null_pointer_node for adding a pointer to itself.
13825 2009-02-23 Jan Hubicka <jh@suse.cz>
13827 PR c/12245
13828 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
13829 resizing.
13831 2009-02-23 Jan Hubicka <jh@suse.cz>
13833 PR tree-optimization/37709
13834 * tree.c (block_ultimate_origin): Move here from dwarf2out.
13835 * tree.h (block_ultimate_origin): Declare.
13836 * dwarf2out.c (block_ultimate_origin): Move to tree.c
13837 * tree-ssa-live.c (remove_unused_scope_block_p):
13838 Eliminate blocks containig no instructions nor live variables nor
13839 nested blocks.
13840 (dump_scope_block): New function.
13841 (remove_unused_locals): Enable removal of dead blocks by default;
13842 enable dumping at TDF_DETAILS.
13844 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
13846 * config/i386/i386.c (classify_argument): Don't allow COImode
13847 and OImode.
13848 (function_arg_advance_32): Don't allow OImode.
13849 (function_arg_32): Likewise.
13850 (function_value_32): Likewise.
13851 (return_in_memory_32): Likewise.
13852 (function_arg_64): Remove OImode comment.
13854 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
13856 PR target/39261
13857 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13858 ix86_expand_vector_set for V4DImode in 64bit mode only.
13859 (ix86_expand_vector_init_one_var): Likewise.
13861 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
13863 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
13865 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
13867 PR bootstrap/39257
13868 * loop-iv.c: Revert last change.
13869 * emit-rtl.c: Likewise.
13871 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
13873 PR target/39256
13874 * config/i386/i386.c (type_natural_mode): Remove an extra
13875 space in the warning message.
13876 (function_value_32): Handle 32-byte vector modes.
13877 (return_in_memory_32): Likewise.
13879 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
13881 * loop-iv.c (truncate_value): New function.
13882 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
13883 of lowpart_subreg.
13884 (lowpart_subreg): Move to...
13885 * emit-rtl.c: ...here.
13887 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
13889 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
13890 accidental and undocumented change at revision 140860.
13892 2009-02-21 Joseph Myers <joseph@codesourcery.com>
13894 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
13895 take gimple_seq * arguments.
13896 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
13897 types_compatible_p langhook.
13899 2009-02-20 Mark Mitchell <mark@codesourcery.com>
13900 Joseph Myers <joseph@codesourcery.com>
13902 * config/arm/arm.c (arm_builtin_va_list): New function.
13903 (arm_expand_builtin_va_start): Likewise.
13904 (arm_gimplify_va_arg_expr): Likewise.
13905 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
13906 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
13907 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
13908 (va_list_type): New variable.
13909 (arm_mangle_type): Mangle va_list_type appropriately.
13911 2009-02-20 Jakub Jelinek <jakub@redhat.com>
13913 PR middle-end/39157
13914 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
13915 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
13916 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
13917 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
13918 parameter to 1000 for -O1 by default.
13919 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
13920 parameter.
13921 * loop-invariant.c: Include params.h.
13922 (move_loop_invariants): Don't call move_single_loop_invariants on
13923 very large loops.
13925 2009-02-20 Jaka Mocnik <jaka@xlab.si>
13927 * calls.c (emit_library_call_value_1): Use slot_offset instead of
13928 offset when calculating bounds for indexing stack_usage_map. Fixes
13929 a buffer overflow with certain target setups.
13931 2009-02-20 Jakub Jelinek <jakub@redhat.com>
13933 PR target/39240
13934 * calls.c (expand_call): Clear try_tail_call if caller and callee
13935 disagree in promotion of function return value.
13937 2009-02-19 Jakub Jelinek <jakub@redhat.com>
13939 PR target/39175
13940 * c-common.c (c_determine_visibility): If visibility changed and
13941 DECL_RTL has been already set, call make_decl_rtl to update symbol
13942 flags.
13944 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
13946 PR c++/39188
13947 * varasm.c (assemble_variable): Don't check DECL_NAME when
13948 globalizing a variable.
13950 2009-02-19 Joseph Myers <joseph@codesourcery.com>
13952 PR c/38483
13953 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
13954 expression before any __builtin_trap call.
13955 * c-typeck.c (build_function_call): Convert and check function
13956 arguments before generating a call to a trap. Evaluate the
13957 function arguments before the trap.
13959 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
13961 PR target/39228
13962 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
13963 (UNSPEC_FXAM_MEM): New unspec.
13964 (fxam<mode>2_i387_with_temp): New insn and split pattern.
13965 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
13966 memory using fxam<mode>2_i387_with_temp to remove excess precision.
13968 2009-02-19 Richard Guenther <rguenther@suse.de>
13970 PR tree-optimization/39207
13971 PR tree-optimization/39074
13972 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
13973 storedanything_tree): New.
13974 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
13975 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
13976 (build_succ_graph): Add edges from STOREDANYTHING to all
13977 non-direct nodes.
13978 (init_base_vars): Initialize STOREDANYTHING.
13979 (compute_points_to_sets): Free substitution info after
13980 building the succ graph.
13981 (ipa_pta_execute): Likewise.
13983 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
13984 field.
13985 (do_ds_constraint): Do not add to special var or non-pointer
13986 field solutions.
13987 (type_could_have_pointers): Split out from ...
13988 (could_have_pointers): ... here. For arrays use the element type.
13989 (create_variable_info_for): Initialize may_have_pointers.
13990 (new_var_info): Likewise.
13991 (handle_lhs_call): Make the HEAP variable unknown-sized.
13992 (intra_create_variable_infos): Use a type with pointers for
13993 PARM_NOALIAS, make it unknown-sized.
13995 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
13997 PR target/39224
13998 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
14000 2009-02-18 Jason Merrill <jason@redhat.com>
14002 PR target/39179
14003 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
14004 value if DECL_EXTERNAL.
14005 * tree-sra.c (sra_walk_gimple_assign): Likewise.
14006 * target.h (gcc_target::binds_local_p): Clarify "module".
14007 * tree.h (TREE_PUBLIC): Clarify "module".
14009 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
14011 PR target/38891
14012 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
14013 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
14015 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
14017 PR target/39082
14018 * c.opt (Wabi): Support C and ObjC.
14019 (Wpsabi): New.
14021 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
14023 * config/i386/i386.c (classify_argument): Warn once about the ABI
14024 change when passing union with long double.
14026 * doc/invoke.texi: Update -Wabi for warning psABI changes.
14028 2009-02-18 Joseph Myers <joseph@codesourcery.com>
14030 PR c/35447
14031 * c-parser.c (c_parser_compound_statement): Always enter and leave
14032 a scope.
14034 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14036 PR target/34587
14037 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
14039 2009-02-18 Jakub Jelinek <jakub@redhat.com>
14041 PR tree-optimization/36922
14042 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
14043 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
14044 Likewise.
14046 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14048 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
14049 to 0 for EABI64.
14051 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14053 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
14055 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
14057 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
14058 tree sharing.
14060 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
14061 Richard Sandiford <rdsandiford@googlemail.com>
14063 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
14064 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
14065 (loongson_biadd): ...this.
14067 2009-02-17 Richard Guenther <rguenther@suse.de>
14069 PR tree-optimization/39202
14070 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
14071 a var make sure to follow existing collapses.
14073 2009-02-17 Richard Guenther <rguenther@suse.de>
14075 PR middle-end/39214
14076 * langhooks.c (lhd_print_error_function): Check for NULL block.
14078 2009-02-17 Richard Guenther <rguenther@suse.de>
14080 PR tree-optimization/39204
14081 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
14082 of the PHI arg.
14084 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
14086 * config/soft-fp/double.h: Update from glibc CVS.
14088 2009-02-17 Richard Guenther <rguenther@suse.de>
14090 PR tree-optimization/39207
14091 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
14092 strict-aliasing warnings for pointers pointing to NULL.
14094 2009-02-16 Joseph Myers <joseph@codesourcery.com>
14096 PR c/35446
14097 * c-parser.c (c_parser_braced_init): Call pop_init_level when
14098 skipping until next close brace.
14100 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
14102 PR target/37049
14103 * config/i386/i386.c (ix86_expand_push): Set memory alignment
14104 to function argument boundary.
14106 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14108 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
14109 in the lea_add. Reload eventually constraints it properly.
14110 * config/picochip/constraints.md: Remove the target constraint
14111 "b", since it is not needed anymore.
14113 2009-02-16 Jakub Jelinek <jakub@redhat.com>
14115 * gthr-dce.h: Uglify function parameter and local variable names.
14116 * gthr-gnat.h: Likewise.
14117 * gthr-mipssde.h: Likewise.
14118 * gthr-nks.h: Likewise.
14119 * gthr-posix95.h: Likewise.
14120 * gthr-posix.h: Likewise.
14121 * gthr-rtems.h: Likewise.
14122 * gthr-single.h: Likewise.
14123 * gthr-solaris.h: Likewise.
14124 * gthr-tpf.h: Likewise.
14125 * gthr-vxworks.h: Likewise.
14126 * gthr-win32.h: Likewise.
14128 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
14130 PR target/39196
14131 * config/i386/i386.md: Restrict the new peephole2 to move
14132 between MMX/SSE registers.
14134 2009-02-15 Richard Guenther <rguenther@suse.de>
14136 Revert
14137 2009-02-13 Richard Guenther <rguenther@suse.de>
14139 * configure.ac: Enable LFS.
14140 * configure: Re-generate.
14141 * config.in: Likewise.
14143 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14145 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
14146 spu_srqwbyte, spu_srqwbytebc): Define.
14147 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
14148 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
14149 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
14150 "shrqby_<mode>"): New insn-and-split patterns.
14151 * config/spu/spu.c (expand_builtin_args): Determine and return
14152 number of operands using spu_builtin_description data.
14153 (spu_expand_builtin_1): Use it.
14155 2009-02-13 Steve Ellcey <sje@cup.hp.com>
14157 PR target/38056
14158 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
14159 TARGET_CONST_GP.
14161 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14163 PR target/39149
14164 * config/i386/i386.c (override_options): Correct warning
14165 messages for -malign-loops, -malign-jumps and -malign-functions.
14167 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14169 PR target/39152
14170 * config/i386/i386.md: Restrict the new peephole2 to move
14171 between the general purpose registers.
14173 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
14175 PR target/39162
14176 * config/i386/i386.c (type_natural_mode): Add a new argument.
14177 Return the original mode and warn ABI change if vector size is 32byte.
14178 (function_arg_advance): Updated.
14179 (function_arg): Likewise.
14180 (ix86_function_value): Likewise.
14181 (ix86_return_in_memory): Likewise.
14182 (ix86_sol10_return_in_memory): Likewise.
14183 (ix86_gimplify_va_arg): Likewise.
14184 (function_arg_32): Don't warn ABX ABI change here.
14185 (function_arg_64): Likewise.
14187 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
14189 * loop-iv.c (implies_p): In the final case, test that operands 0
14190 of the two comparisons match.
14192 * config/bfin/bfin.c (find_prev_insn_start): New function.
14193 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
14194 (find_next_insn_start): Move.
14196 2009-02-13 Richard Guenther <rguenther@suse.de>
14198 * configure.ac: Enable LFS.
14199 * configure: Re-generate.
14200 * config.in: Likewise.
14202 2009-02-13 Joseph Myers <joseph@codesourcery.com>
14204 PR c/35444
14205 * c-parser.c (c_parser_parms_list_declarator): Discard pending
14206 sizes on syntax error after some arguments have been parsed.
14208 2009-02-12 Jakub Jelinek <jakub@redhat.com>
14210 * doc/invoke.texi (-fira): Remove.
14212 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14214 * caller-save.c: Replace regclass.c with reginfo.c in comments.
14215 * recog.c: Likewise.
14216 * rtl.h: Likewise.
14218 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
14220 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
14221 (umul_ppmm): Likewise.
14222 (count_leading_zeros): Likewise.
14223 (count_trailing_zeros): Likewise.
14224 (UMUL_TIME): Likewise.
14226 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14228 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
14229 soft-fp/t-softfp to tmake_file.
14231 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
14232 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
14233 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
14234 IA64_BUILTIN_INFQ]: New.
14235 (ia64_init_builtins): Initialize __builtin_infq,
14236 __builtin_fabsq and __builtin_copysignq if not HPUX.
14237 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
14238 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
14240 * config/ia64/lib1funcs.asm (__divtf3): Define only if
14241 SHARED is defined.
14242 (__fixtfti): Likewise.
14243 (__fixunstfti): Likewise.
14244 (__floattitf): Likewise.
14246 * config/ia64/libgcc-glibc.ver: New.
14247 * config/ia64/t-fprules-softfp: Likewise.
14248 * config/ia64/sfp-machine.h: Likewise.
14250 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
14251 (LIBGCC2_TF_CEXT): Likewise.
14252 (TF_SIZE): Likewise.
14253 (TARGET_INIT_LIBFUNCS): Likewise.
14255 * config/ia64/t-glibc (SHLINB_MAPFILES):
14256 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
14258 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
14260 * config/i386/i386.c (construct_container): Rewrite processing
14261 BLKmode with X86_64_SSE_CLASS.
14263 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
14265 PR target/39152
14266 * config/i386/i386.md: Replace simplify_replace_rtx with
14267 replace_rtx in the new peephole2.
14269 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
14271 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
14272 loop unrolling do not happen at -O2.
14274 2009-02-12 Michael Matz <matz@suse.de>
14276 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
14278 2009-02-12 Jakub Jelinek <jakub@redhat.com>
14280 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
14281 for -g3.
14283 2009-02-12 Ben Elliston <bje@au.ibm.com>
14285 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
14286 patterns when updating the back chain. Missed in the 2009-02-10
14287 change.
14289 2009-02-11 Janis Johnson <janis187@us.ibm.com>
14291 * doc/extend.texi (Decimal Floating Types): Update identifier of
14292 draft TR and list of missing support.
14294 2009-02-11 Jakub Jelinek <jakub@redhat.com>
14296 PR middle-end/39154
14297 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
14298 bit to variable length decl's flags, add it also to its
14299 pointer replacement variable.
14301 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
14302 Jakub Jelinek <jakub@redhat.com>
14304 PR target/39118
14305 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
14306 (memory_blockage): New expander.
14307 (*memory_blockage): New insn pattern.
14308 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
14309 instead of general blockage at the end of function prologue when
14310 frame pointer is used to access red zone area. Do not emit blockage
14311 when profiling, it is emitted in generic code.
14312 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
14313 function epilogue when frame pointer is used to access red zone area.
14315 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
14317 PR target/38824
14318 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
14319 by arithmetic with memory operands.
14320 * config/i386/predicates.md (commutative_operator): New.
14322 2009-02-10 Janis Johnson <janis187@us.ibm.com>
14324 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
14325 bulleted lists.
14327 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
14329 * alias.h (record_alias_subset): Declare.
14330 * alias.c (record_alias_subset): Make global.
14332 2009-02-10 Nick Clifton <nickc@redhat.com>
14334 * tree-parloops.c: Change license to GPLv3.
14335 * ipa-struct-reorg.c: Change license to GPLv3.
14336 * ipa-struct-reorg.h: Change license to GPLv3.
14338 2009-02-10 Steve Ellcey <sje@cup.hp.com>
14340 PR c/39084
14341 * c-decl.c (start_struct): Return NULL on error.
14343 2009-02-10 Jakub Jelinek <jakub@redhat.com>
14345 PR middle-end/39124
14346 * cfgloopmanip.c (remove_path): Call remove_bbs after
14347 cancel_loop_tree, not before it.
14349 PR target/39139
14350 * function.h (struct function): Add has_local_explicit_reg_vars bit.
14351 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
14352 VAR_DECLs were seen.
14353 * tree-ssa-live.c (remove_unused_locals): Recompute
14354 cfun->has_local_explicit_reg_vars.
14355 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
14356 copies or clearings if cfun->has_local_explicit_reg_vars.
14358 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
14360 PR target/39118
14361 * config/i386/i386.c (expand_prologue): Emit blockage at the end
14362 of function prologue when frame pointer is used to access
14363 red zone area.
14365 2009-02-10 Richard Guenther <rguenther@suse.de>
14367 PR middle-end/39127
14368 * gimplify.c (gimple_regimplify_operands): Always look if
14369 we need to create a temporary.
14371 2009-02-10 Richard Guenther <rguenther@suse.de>
14373 PR tree-optimization/39132
14374 * tree-loop-distribution.c (todo): New global var.
14375 (generate_memset_zero): Trigger TODO_rebuild_alias.
14376 (tree_loop_distribution): Return todo.
14378 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
14380 PR target/39119
14381 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
14382 (x86_64_reg_class_name): Removed.
14383 (classify_argument): Return 0 if bytes > 32. Return 0 if the
14384 first one isn't X86_64_SSE_CLASS or any other ones aren't
14385 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
14386 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
14387 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
14388 and 3 X86_64_SSEUP_CLASS.
14389 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
14390 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
14392 2009-02-10 Ben Elliston <bje@au.ibm.com>
14394 * config/rs6000/rs6000.md (allocate_stack): Always use an update
14395 form instruction to update the stack back chain word, even if the
14396 user has disabled the generation of update instructions.
14397 (movdi_<mode>_update_stack): New.
14398 (movsi_update_stack): Likewise.
14399 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
14400 always use an update form instruction to update the stack back
14401 chain word.
14403 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
14405 PR middle-end/38953
14406 * graphite.c (if_region_set_false_region): After moving a region in
14407 the false branch of a condition, remove the empty dummy basic block.
14408 (gloog): Remove wrong fix for PR38953.
14410 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14412 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
14413 generation due to implicit sign extension.
14415 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
14417 PR middle-end/38981
14418 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
14419 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
14421 2009-02-09 Richard Guenther <rguenther@suse.de>
14423 PR middle-end/35202
14424 * convert.c (convert_to_real): Disable (float)fn((double)x)
14425 to fnf(x) conversion if errno differences may occur and
14426 -fmath-errno is set.
14428 2009-02-07 Anatoly Sokolov <aesok@post.ru>
14430 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
14431 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
14432 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
14434 2009-02-06 Joseph Myers <joseph@codesourcery.com>
14436 PR c/35434
14437 * c-common.c (handle_alias_attribute): Disallow attribute for
14438 anything not a FUNCTION_DECL or VAR_DECL.
14440 2009-02-06 Janis Johnson <janis187@us.ibm.com>
14442 PR c/39035
14443 * real.c (do_compare): Special-case compare of zero against
14444 decimal float value.
14446 2009-02-06 Joseph Myers <joseph@codesourcery.com>
14448 PR c/36432
14449 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
14450 as indicating flexible array members unless the field itself is
14451 being declarared as the incomplete array.
14453 2009-02-06 Jan Hubicka <jh@suse.cz>
14455 PR tree-optimization/38844
14456 * ipa-inline.c (try_inline): Stop inlining recursion when edge
14457 is already inlined.
14459 2009-02-06 Richard Guenther <rguenther@suse.de>
14461 PR middle-end/38977
14462 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
14463 fork because we may expand it as __gcov_fork.
14465 2009-02-06 Nick Clifton <nickc@redhat.com>
14467 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
14469 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
14471 PR tree-optimization/35659
14472 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
14473 vn_phi_eq): Shortcut if hashcode does not match.
14474 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
14475 NULL operands.
14476 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
14477 and avoid iterative_hash_expr.
14478 (FOR_EACH_VALUE_ID_IN_SET): New.
14479 (value_id_compare): Remove.
14480 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
14481 sort expressions by value id.
14483 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
14485 PR target/38991
14486 * config/sh/predicates.md (general_movsrc_operand): Don't check
14487 the subreg of system registers here.
14489 2009-02-05 Jakub Jelinek <jakub@redhat.com>
14491 PR c++/39106
14492 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
14493 on the copied decl.
14495 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
14497 PR rtl-optimization/39110
14498 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
14499 addresses, not aligned ones.
14501 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
14502 Richard Guenther <rguenther@suse.de>
14504 PR tree-optimization/39100
14505 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
14506 comment says and add edges.
14508 2009-02-05 Joseph Myers <joseph@codesourcery.com>
14510 PR c/35435
14511 * c-common.c (handle_tls_model_attribute): Ignore attribute for
14512 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
14514 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
14516 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
14517 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
14518 register_bb_in_sese, new_sese, free_sese): Moved.
14519 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
14520 outermost_loop_in_scop, build_scop_iteration_domain,
14521 expand_scalar_variables_ssa_name, get_vdef_before_scop,
14522 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
14523 Use loop_in_sese_p instead of loop_in_scop_p.
14524 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
14525 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
14526 (scopdet_basic_block_info): Fix bug in scop detection.
14527 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
14528 eq_loop_to_cloog_loop): Remove.
14529 (nb_loops_around_loop_in_scop, nb_loop
14530 ref_nb_loops): Moved here...
14531 * graphite.h (ref_nb_loops): ... from here.
14532 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
14533 (loop_domain_dim, loop_iteration_vector_dim): Remove.
14534 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
14535 * testsuite/gcc.dg/graphite/scop-19.c: New
14537 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
14538 Hans-Peter Nilsson <hp@axis.com>
14540 PR rtl-optimization/37889
14541 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
14542 Move offset handling from PLUS to before the switch. Use new
14543 arguments when considering SYMBOL_REFs too.
14544 (rtx_addr_can_trap_p): Pass dummy offset and size.
14545 (enum may_trap_p_flags): Remove.
14546 (may_trap_p_1): Pass size from MEM_SIZE.
14548 PR rtl-optimization/38921
14549 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
14550 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
14551 * rtlanal.c (may_trap_after_code_motion_p): Delete.
14552 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
14554 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
14556 AVX Programming Reference (January, 2009)
14557 * config/i386/sse.md (*vpclmulqdq): New.
14559 2009-02-04 Jakub Jelinek <jakub@redhat.com>
14561 PR tree-optimization/38977
14562 PR gcov-profile/38292
14563 * calls.c (special_function_p): Disregard __builtin_ prefix.
14565 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
14567 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
14568 non-indexable addresses even before reload.
14570 2009-02-03 Joseph Myers <joseph@codesourcery.com>
14572 PR c/29129
14573 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
14574 as having variable size. Do not give an error for unnamed
14575 parameters with [*] declarators. Give a warning for type names
14576 with [*] declarators and mark them as variable size.
14577 * c-parser.c (c_parser_sizeof_expression): Do not give an error
14578 for sizeof applied to [*] type names.
14580 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14582 PR C++/36607
14583 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
14585 2009-02-03 Jakub Jelinek <jakub@redhat.com>
14587 * gcc.c (process_command): Update copyright notice dates.
14588 * gcov.c (print_version): Likewise.
14589 * gcov-dump.c (print_version): Likewise.
14590 * mips-tfile.c (main): Likewise.
14591 * mips-tdump.c (main): Likewise.
14593 2009-02-03 Joseph Myers <joseph@codesourcery.com>
14595 PR c/35433
14596 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
14597 for composite type involving a zero-length array type.
14599 2009-02-03 Jakub Jelinek <jakub@redhat.com>
14601 PR target/35318
14602 * function.c (match_asm_constraints_1): Skip over
14603 initial optional % in the constraint.
14605 PR inline-asm/39059
14606 * c-parser.c (c_parser_postfix_expression): If fixed point is not
14607 supported, don't accept FIXED_CSTs.
14608 * c-decl.c (finish_declspecs): Error if fixed point is not supported
14609 and _Sat is used without _Fract/_Accum. Set specs->type to
14610 integer_type_node for cts_fract/cts_accum if fixed point is not
14611 supported.
14613 2009-02-02 Catherine Moore <clm@codesourcery.com>
14615 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
14617 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
14619 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
14620 (ABI_HAS_64BIT_SYMBOLS): Use it.
14621 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
14623 2009-02-02 Paul Brook <paul@codesourcery.com>
14625 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
14627 2009-02-02 Jakub Jelinek <jakub@redhat.com>
14629 PR inline-asm/39058
14630 * recog.h (asm_operand_ok): Add constraints argument.
14631 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
14632 recurse on matching constraint.
14633 (check_asm_operands): Pass constraints as 3rd argument to
14634 asm_operand_ok. Don't look up matching constraint here.
14635 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
14636 to asm_operand_ok.
14638 2009-02-02 Ben Elliston <bje@au.ibm.com>
14640 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
14641 TARGET_NARROW_VOLATILE_BITFIELD macro names.
14643 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14645 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
14646 information. Remove some obsolete information. Reorganize.
14648 * config/pa/fptr.c: Revert license to GPL 2.
14649 * config/pa/milli64.S: Likewise.
14651 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
14653 PR target/38904
14654 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
14655 LIBRARY name in, instead of hard-coding it.
14656 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
14657 extra target make frag to tmake_files according to EH model.
14658 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
14659 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
14660 frags that define makefile variable EH_MODEL appropriately.
14661 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
14662 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
14663 to "-sjlj" according to type of EH configured.
14664 (LIBGCC_SONAME): Concatenate it to shared library base name.
14665 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
14666 to "_sjlj" according to type of EH configured.
14667 (LIBGCC_SONAME): Concatenate it to shared library base name.
14668 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
14669 (SHLIB_LINK): Add missing semicolon to if-else construct.
14670 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
14671 string value of "pe_dll" command-line option.
14672 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
14673 (SHLIB_SONAME): Use it when overriding t-cygming default.
14674 (SHLIB_IMPLIB): Override t-cygming default.
14675 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
14676 string value of "pe_dll" command-line option.
14678 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
14680 PR target/38952
14681 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
14682 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
14684 2009-01-31 Richard Guenther <rguenther@suse.de>
14686 PR tree-optimization/38937
14687 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
14688 computing the transitive closure.
14690 2009-01-30 Richard Guenther <rguenther@suse.de>
14692 PR tree-optimization/39041
14693 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14694 Propagate variable indices only if the types match for this stmt.
14696 2009-01-30 Jakub Jelinek <jakub@redhat.com>
14698 PR target/39013
14699 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
14700 inline but never defined.
14702 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
14704 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
14705 (*insv_h_di_reg_extimm): New insn.
14706 (*insv_l<mode>_reg_extimm): New insn.
14708 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
14710 * config/picochip/picochip.c (flag_conserve_stack): set
14711 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
14712 fconserve-stack. Reduce call-overhead used by inliner.
14714 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
14716 PR/38157
14717 * common.opt (flag_conserve_stack): Initialised to zero.
14719 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
14721 PR/39002
14722 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
14723 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
14724 method.
14726 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
14728 * ira-color.c (allocno_reload_assign): Update comments.
14729 * regmove.c (regmove_optimize): Likewise.
14731 * ra.h: Removed.
14733 2009-01-29 Robert Millan <rmh@aybabtu.com>
14735 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
14736 * config/i386/kopensolaris-gnu.h: New file. Undefine
14737 `MD_UNWIND_SUPPORT'.
14738 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
14740 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
14742 PR tree-optimization/39007
14743 * tree-loop-distribution.c (generate_builtin): Use
14744 recompute_dominator to compute the immediate dominator of the
14745 basic block just after the loop.
14747 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14749 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
14750 (ASM_OUTPUT_DWARF_PCREL): Define.
14752 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
14754 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
14755 * doc/passes.texi: Remove entries about regclass, local-alloc, and
14756 global. Modify entries about regmove and IRA.
14758 * ra-conflict.c: Remove the file.
14760 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
14762 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
14763 (pass_regclass_init): Rename to pass_reginfo_init.
14765 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
14767 * toplev.h (flag_ira): Remove.
14769 * caller-save.c (setup_save_areas): Remove flag_ira.
14771 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
14773 * global.c: Remove the file.
14775 * opts.c (decode_options): Remove flag_ira.
14777 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
14779 * regmove.c: Modify file description.
14780 (find_use_as_address, try_auto_increment): Define them only if
14781 AUTO_INC_DEC is defined.
14782 (replacement_quality, replace_in_call_usage, fixup_match_1,
14783 stable_and_no_regs_but_for_p): Remove.
14784 (reg_set_in_bb): Make it static.
14785 (regmove_optimize): Remove flag_ira and code which worked for
14786 !flag_ira.
14788 * local-alloc.c: Remove the file.
14790 * common.opt (fira): Remove.
14792 * ira.c: Include except.h.
14793 (eliminable_regset): Move from global.c.
14794 (mark_elimination): Ditto. Remove flag_ira.
14795 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
14796 equiv_mem_modified, validate_equiv_mem_from_store,
14797 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
14798 contains_replace_regs, memref_referenced_p, memref_used_between_p,
14799 no_equiv, recorded_label_ref): Move from local-alloc.c.
14800 (update_equiv_regs): Ditto. Make it static.
14801 (print_insn_chain, print_insn_chains): Move it from global.c.
14802 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
14803 (build_insn_chain): Ditto. Make it static.
14804 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
14805 Rename to init_live_subregs.
14806 (gate_ira): Remove flag_ira.
14808 * regclass.c: Rename reginfo.c. Change file description.
14809 (FORBIDDEN_INC_DEC_CLASSES): Remove.
14810 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
14811 (init_reg_sets_1): Remove code for evaluation of
14812 reg_class_superclasses and losing_caller_save_reg_set.
14813 (init_regs): Remove init_reg_autoinc.
14814 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
14815 ok_for_base_p_nonstrict): Remove.
14816 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
14817 (pass_regclass_init): Rename to pass_reginfo_init. Modify
14818 corresponding entries.
14819 (dump_regclass, record_operand_costs, scan_one_insn,
14820 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
14821 record_address_regs, auto_inc_dec_reg_p): Remove.
14822 (gt-regclass.h): Rename to gt-reginfo.h.
14824 * rtl.h (dump_global_regs, retry_global_alloc,
14825 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
14827 * Makefile.in (RA_H): Remove.
14828 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
14829 Rename regclass.o to reginfo.o.
14830 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
14831 gt-reginfo.h.
14832 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
14833 (GTFILES): Rename regclass.c to reginfo.c.
14835 * passes.c (init_optimization_passes): Remove pass_local_alloc and
14836 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
14838 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
14839 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
14840 Remove flag_ira.
14841 (finish_spills): Ditto. Remove code for !flag_ira.
14843 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
14845 PR middle-end/35854
14846 * doc/invoke.texi (rtl debug options): Complete rewrite.
14847 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
14848 to auto_inc_dec".
14849 * mode-switching.c (pass_mode_switching): Rename pass from
14850 "mode-sw" to "mode_sw".
14851 * except.c (pass_convert_to_eh_ranges): Rename pass from
14852 "eh-ranges" to "eh_ranges".
14853 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
14854 to "subreg1".
14857 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
14858 Alexander Monakov <amonakov@ispras.ru>
14860 PR middle-end/38857
14861 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
14862 register.
14863 (move_exprs_to_boundary): Change return type and pass through
14864 should_move from move_op. Relax assert. Update usage ...
14865 (schedule_expr_on_boundary): ... here. Use should_move instead of
14866 cant_move.
14867 (move_op_orig_expr_found): Indicate that insn was disconnected from
14868 stream.
14869 (code_motion_process_successors): Do not call after_merge_succs
14870 callback if original expression was not found when traversing any of
14871 the branches.
14872 (code_motion_path_driver): Change return type. Update prototype.
14873 (move_op): Update comment. Add a new parameter (should_move). Update
14874 prototype. Set *should_move based on indication provided by
14875 move_op_orig_expr_found.
14877 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
14879 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
14880 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
14881 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
14882 * config/rs6000/rs6000.c (rs6000_override_options): Default
14883 avoid-indexed-addresses on for Power6, off for everything else.
14884 (avoiding_indexed_address_p): New function.
14885 (rs6000_legitimize_address): Use it.
14886 (rs6000_legitimate_address): Likewise.
14887 * config/rs6000/rs6000.md (movXX_updateX): Likewise
14889 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
14891 PR tree-optimization/38997
14892 * tree-loop-distribution.c (generate_memset_zero): Use
14893 POINTER_PLUS_EXPR for a pointer addition.
14895 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
14897 * config/s390/s390.md (bswap<mode>2): New pattern added.
14899 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
14901 * config/s390/s390.md (*tls_load_31): Added type attribute.
14903 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
14905 * config/s390/s390.md: Fix a few comments.
14907 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
14909 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
14910 (*tm<mode>_full): Fixed z10prop attribute.
14911 (*tst<mode>_extimm): Fixed z10prop attribute.
14912 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
14913 (*tstqiCCT_cconly): Fixed z10prop attribute.
14914 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
14915 (*movsi_larl): Fixed z10prop attribute.
14916 (*movsi_zarch): Fixed z10prop attribute.
14917 (*movsi_eas): Fixed z10prop attribute.
14918 (*movhi): Fixed z10prop attribute.
14919 (*movqi): Fixed z10prop attribute.
14920 (*movstrictqi): Fixed z10prop attribute.
14921 (*mov<mode>): Fixed z10prop attribute.
14922 (*movcc): Fixed z10prop attribute.
14923 (*sethighpartdi_64): Fixed z10prop attribute.
14924 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
14925 (*negdi2_sign_cc): Fixed z10prop attribute.
14926 (*negdi2_sign): Fixed z10prop attribute.
14927 (*absdi2_sign_cc): Fixed z10prop attribute.
14928 (*absdi2_sign): Fixed z10prop attribute.
14929 (*negabsdi2_sign_cc): Fixed z10prop attribute.
14930 (*negabsdi2_sign): Fixed z10prop attribute.
14931 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
14932 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
14933 (doloop_si64): Fixed z10prop attribute.
14934 (doloop_si31): Fixed z10prop attribute.
14935 (doloop_long): Fixed z10prop attribute.
14936 (indirect_jump): Fixed z10prop attribute.
14937 (nop): Fixed z10prop attribute.
14938 (main_base_64): Fixed z10prop attribute.
14939 (reload_base_64): Fixed z10prop attribute.
14941 2009-01-28 Jakub Jelinek <jakub@redhat.com>
14943 PR rtl-optimization/38740
14944 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
14945 if !optimize.
14946 * config/mips/mips.c (mips_reorg): Likewise.
14948 2009-01-28 Richard Guenther <rguenther@suse.de>
14950 PR tree-optimization/38926
14951 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
14952 with the correct value id to a value.
14953 (do_regular_insertion): Use the value number of edoubleprime
14954 for the value number of the expr.
14956 Revert
14957 2008-08-21 Richard Guenther <rguenther@suse.de>
14959 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
14960 a PHI ask VN if it is already available.
14961 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
14962 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
14964 2009-01-28 Jakub Jelinek <jakub@redhat.com>
14966 PR middle-end/38934
14967 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
14968 set to varying whenever max has TREE_OVERFLOW set, similarly
14969 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
14971 2009-01-28 Richard Guenther <rguenther@suse.de>
14973 PR middle-end/38908
14974 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
14975 uninitialized aggregate uses in call arguments.
14977 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
14979 PR tree-optimization/38984
14980 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
14981 the nothing_id variable if -fno-delete-null-pointer-checks.
14983 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
14985 PR target/38988
14986 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
14987 (set_got_offset_rex64): Ditto.
14989 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
14991 PR target/38941
14992 * doc/extend.texi: Improve local variable with asm reg.
14994 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
14996 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
14997 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
14998 was not supplied then set warn_packed_bitfield_compat to the
14999 default value of 1.
15000 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
15001 against 1.
15003 2009-01-27 Richard Guenther <rguenther@suse.de>
15005 PR tree-optimization/38503
15006 * cfgexpand.c (expand_gimple_basic_block): Ignore
15007 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
15008 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
15009 variables that cannot have TBAA applied.
15010 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
15011 statements.
15013 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
15015 PR middle-end/38969
15016 * calls.c (initialize_argument_information): Do not wrap complex
15017 arguments in SAVE_EXPR.
15019 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
15021 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
15022 (INSTALL_LIBGCC): Revert typo commit.
15024 2009-01-26 Richard Guenther <rguenther@suse.de>
15026 PR tree-optimization/38745
15027 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
15028 from special handling.
15030 2009-01-26 Richard Guenther <rguenther@suse.de>
15032 PR tree-optimization/38745
15033 * tree-ssa.c (execute_update_addresses_taken): Do not include
15034 variables that cannot possibly be a register in not_reg_needs.
15035 Do not clear TREE_ADDRESSABLE on vars that may not become
15036 registers.
15037 * tree-ssa.c (update_alias_info_1): Include those in the set
15038 of addressable vars.
15040 2009-01-26 Richard Guenther <rguenther@suse.de>
15042 PR middle-end/38851
15043 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
15044 * tree-ssa-dse.c: Include langhooks.h
15045 (execute_simple_dse): Remove stores with zero size.
15047 2009-01-24 Jakub Jelinek <jakub@redhat.com>
15049 PR c/38957
15050 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
15051 as PLUS_EXPR.
15053 2009-01-24 Julian Brown <julian@codesourcery.com>
15055 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
15056 config/arm/linux-atomic.c.
15057 * config/arm/linux-atomic.c: New.
15059 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
15061 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
15062 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
15063 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
15065 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
15067 PR c/38938
15068 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
15069 properly.
15071 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
15073 PR tree-optimization/38953
15074 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
15075 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
15076 (gloog): Split the exit of the scop when the scop exit is a loop exit.
15077 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
15078 changed the CFG.
15080 2009-01-24 Paul Brook <paul@codesourcery.com>
15082 * config/arm/neon.md (neon_type): Move to arm.md.
15083 (neon_mov<VSTRUCT>): Add neon_type attribute.
15084 * config/arm/arm.md (neon_type): Move to here.
15085 (conds): Add "unconditioal" and use as default for NEON insns.
15087 2009-01-24 Ben Elliston <bje@au.ibm.com>
15089 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
15090 void *' warning from -Wc++-compat.
15091 * Makefile.in (dominance.o-warn): Remove.
15093 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
15095 PR tree-optimization/38932
15096 * fold-const.c (fold_unary_ignore_overflow): New.
15097 * tree.h (fold_unary_ignore_overflow): Declare.
15098 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
15099 * tree-ssa-sccvn.c (visit_reference_op_load,
15100 simplify_unary_expression): Likewise.
15102 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
15104 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
15105 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
15106 regardless of their type.
15107 * c-common.c (handle_packed_attribute): Don't ignore packed on
15108 bitfields.
15109 * c.opt (Wpacked-bitfield-compat): New warning option.
15110 * stor-layout.c (place_field): Warn if offset of a field changed.
15111 * doc/extend.texi (packed): Mention the ABI change.
15112 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
15113 (Warning Options): Add it to the list.
15115 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
15117 * c-opts.c (c_common_post_options): Fix a typo in comments.
15119 2009-01-22 Steve Ellcey <sje@cup.hp.com>
15121 PR middle-end/38615
15122 * gimplify.c (gimplify_init_constructor): Fix promotion of const
15123 variables to static.
15124 * doc/invoke.texi (-fmerge-all-constants): Update description.
15126 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
15128 PR target/38931
15129 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
15130 (*movdi_1_rex64): Use type "mmx" for alternative 5.
15132 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
15134 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
15135 a word boundary.
15136 (LOCAL_ALIGNMENT): Similarly.
15138 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15139 Joseph Myers <joseph@codesourcery.com>
15141 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
15142 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
15143 * config/arm/arm-tune.md: Regenerate.
15144 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
15145 -march=iwmmxt2.
15147 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
15149 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
15150 version number to five.
15152 2009-01-22 Dodji Seketeli <dodji@redhat.com>
15154 PR c++/38930
15155 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
15156 * c-common.c (set_underlying_type): Likewise.
15157 (is_typedef_decl ): Likewise
15158 * tree.h: Likewise
15159 (set_underlying_type): Likewise.
15160 (is_typedef_type): Likewise.
15162 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
15164 PR middle-end/38587
15165 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
15166 crossing setjmps.
15168 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
15170 PR bootstrap/37660
15171 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
15172 (LIBGCC_SPEC): Don't define.
15173 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
15175 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
15177 PR rtl-optimization/38879
15178 * alias.c (base_alias_check): Unaligned access via AND address can
15179 alias all surrounding object types except those with sizes equal
15180 or wider than the size of unaligned access.
15182 2009-01-21 Dodji Seketeli <dodji@redhat.com>
15184 PR c++/26693
15185 * c-decl.c (clone_underlying_type): Move this ...
15186 * c-common.c (set_underlying_type): ... here.
15187 Also, make sure the function properly sets TYPE_STUB_DECL() on
15188 the newly created typedef variant type.
15189 (is_typedef_decl ): New entry point.
15190 * tree.h: Added a new member member_types_needing_access_check to
15191 struct tree_decl_non_common.
15192 (set_underlying_type): New entry point.
15193 (is_typedef_type): Likewise.
15195 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
15197 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
15198 Check whether two instructions have memory references that
15199 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
15200 are helper functions for traversing.
15201 * alias.h (insn_alias_sets_confilict_p): New prototypes.
15202 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
15203 not to draw dependency edge for instructions with non-conflicting
15204 alias sets.
15206 2009-01-20 Joseph Myers <joseph@codesourcery.com>
15208 PR other/38758
15209 * longlong.h: Update copyright years. Use soft-fp license notice.
15210 Sync __clz_tab declaration with glibc.
15212 2009-01-20 Steve Ellcey <sje@cup.hp.com>
15214 PR target/30687
15215 * doc/extend.texi (syscall_linkage): New.
15216 (version_id): Modify.
15218 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
15219 Richard Guenther <rguenther@suse.de>
15221 PR tree-optimization/38747
15222 PR tree-optimization/38748
15223 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
15224 conversion if the base address is an indirect reference and the
15225 aliasing sets could cause issues.
15227 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
15229 * common.opt (fgraphite, fgraphite-identity): Add comment for
15230 explaining why these options are not documented.
15232 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
15234 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
15235 gimple_call_lhs is NULL.
15237 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
15239 PR target/38868
15240 * emit-rtl.c (adjust_address_1): Make sure memref is never
15241 overwritten.
15243 2009-01-20 Ben Elliston <bje@au.ibm.com>
15245 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
15246 const qualifier from arg parameter. Remove unnecessary cast to char *.
15247 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
15248 const qualifier from arg 2.
15250 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
15252 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
15254 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
15256 PR c/38869
15257 * rtl.h (reinit_regs): New prototype.
15258 * regclass.c: Include ira.h.
15259 (reinit_regs): New.
15260 * Makefile.in (regclass.o): Add ira.h.
15261 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
15263 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
15265 PR target/38736
15266 * c-common.c (handle_aligned_attribute): Use
15267 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
15268 default alignment value.
15270 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
15272 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
15273 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
15275 * doc/extend.texi: Update __attribute__ ((aligned)). Document
15276 __BIGGEST_ALIGNMENT__.
15278 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
15280 2009-01-18 Richard Guenther <rguenther@suse.de>
15282 PR tree-optimization/38819
15283 * tree-flow.h (operation_could_trap_helper_p): Declare.
15284 * tree-eh.c (operation_could_trap_helper_p): Export.
15285 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
15286 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
15287 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
15288 are about to insert a possibly trapping instruction and fail
15289 in this case.
15291 2009-01-18 Andreas Schwab <schwab@suse.de>
15293 * doc/install.texi (Configuration): Remove obsolete paragraph
15294 about use of --with-gnu-ld with --with-gnu-as.
15296 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
15298 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
15299 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
15300 Follow spelling conventions.
15302 2009-01-18 Ben Elliston <bje@au.ibm.com>
15304 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
15305 C++ warning about implicit conversion from void * to struct
15306 bitmap_head_def *.
15307 (bitmap_obstack_free): Likewise for bitmap_element *.
15308 * Makefile.in (bitmap.o-warn): Remove.
15310 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
15312 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
15314 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
15315 Tobias Grosser <tobi.grosser@amd.com>
15317 * graphite.c (graphite_trans_scop_block): Do not block single
15318 nested loops.
15320 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
15322 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
15323 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
15324 test with assertion.
15326 2009-01-16 Richard Guenther <rguenther@suse.de>
15328 PR tree-optimization/38835
15329 PR middle-end/36227
15330 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
15331 and INT + PTR -> (INT)(PTR p+ INT) folding.
15332 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
15334 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
15336 PR target/38554
15337 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
15338 the subreg from a lowpart subreg if it is also casting the value.
15340 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
15341 Tobias Grosser <tobi.grosser@amd.com>
15343 * graphite.c (compare_prefix_loops): New.
15344 (build_scop_canonical_schedules): Rewritten.
15345 (graphite_transform_loops): Move build_scop_canonical_schedules
15346 after build_scop_iteration_domain.
15348 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
15349 Tobias Grosser <tobi.grosser@amd.com>
15351 * graphite.c (add_conditions_to_domain): Add the loops to
15352 the dimension of the iteration domain. Do copy the domain
15353 only when it exists.
15354 (build_scop_conditions_1): Do not call add_conditions_to_domain.
15355 (add_conditions_to_constraints): New.
15356 (can_generate_code_stmt, can_generate_code): Removed.
15357 (gloog): Do not call can_generate_code.
15358 (graphite_transform_loops): Call add_conditions_to_constraints
15359 after building the iteration domain.
15361 2009-01-16 Jakub Jelinek <jakub@redhat.com>
15363 PR tree-optimization/38789
15364 * tree-ssa-threadedge.c
15365 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
15366 __builtin_constant_p.
15368 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15370 * dce.c (delete_unmarked_insns): Reversed the order that insns are
15371 examined before deleting them.
15373 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
15375 * function.c (aggregate_value_p): Correctly extract the function
15376 type from CALL_EXPR_FN lookup.
15378 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
15380 * config/picochip/picochip.c (picochip_override_options): Revert
15381 CFI asm flag disable commited previously.
15383 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
15384 Tobias Grosser <tobi.grosser@amd.com>
15385 Jan Sjodin <jan.sjodin@amd.com>
15387 * graphite.c (scan_tree_for_params): On substractions negate
15388 all the coefficients of the term.
15389 (clast_to_gcc_expression_red): New. Handle reduction expressions
15390 of more than two operands.
15391 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
15392 (get_vdef_before_scop): Handle also the case of default definitions.
15394 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
15396 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
15397 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
15398 Also use them when walking CALL_INSN_FUNCTION_USAGE.
15400 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
15401 Joey Ye <joey.ye@intel.com>
15403 PR middle-end/37843
15404 * cfgexpand.c (expand_stack_alignment): Don't update stack
15405 boundary nor check incoming stack boundary here.
15406 (gimple_expand_cfg): Update stack boundary and check incoming
15407 stack boundary here.
15409 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15411 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
15413 2009-01-14 Jakub Jelinek <jakub@redhat.com>
15415 PR rtl-optimization/38245
15416 * calls.c (expand_call): Add stack arguments to
15417 CALL_INSN_FUNCTION_USAGE even for pure calls (when
15418 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
15419 in regs and partially in memory or BLKmode arguments.
15420 (emit_library_call_value_1): Add stack arguments to
15421 CALL_INSN_FUNCTION_USAGE even for pure calls (when
15422 ACCUMULATE_OUTGOING_ARGS).
15423 * dce.c: Include tm_p.h.
15424 (find_call_stack_args): New function.
15425 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
15426 argument.
15427 (mark_insn): Call find_call_stack_args for CALL_Ps.
15428 (prescan_insns_for_dce): Walk insns backwards in bb rather than
15429 forwards. Allocate and free arg_stores bitmap if needed, pass it
15430 down to deletable_insn_p, don't mark stores set in arg_stores
15431 bitmap, clear the bitmap at the beginning of each bb.
15432 * Makefile.in (dce.o): Depend on $(TM_P_H).
15434 2009-01-14 Michael Meissner <gnu@the-meissners.org>
15436 PR target/22599
15437 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
15438 to make sure the insn is a conditional test (bug 22599). Reformat a
15439 few long lines.
15441 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
15443 PR middle-end/38431
15444 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
15445 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
15446 (gloog): Do not call cleanup_tree_cfg.
15447 (graphite_transform_loops): Call cleanup_tree_cfg after all
15448 scops have been code generated.
15450 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
15451 * doc/gty.texi (Invoking the garbage collector): Added new node
15452 and section documenting ggc_collect.
15454 2009-01-14 Richard Guenther <rguenther@suse.de>
15456 PR tree-optimization/38826
15457 PR middle-end/38477
15458 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
15459 initialization notes only if we actually emitted a warning.
15460 (intra_create_variable_infos): Add constraints for a result decl
15461 that is passed by hidden reference.
15462 (build_pred_graph): Mark all related variables non-direct on
15463 address-taking.
15465 2009-01-14 Nick Clifton <nickc@redhat.com>
15467 * ira-conflicts.c: Include addresses.h for the definition of
15468 base_reg_class.
15469 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
15470 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
15472 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
15474 PR target/38811
15475 * Makefile.in (ira-lives.o): Add except.h.
15477 * ira-lives.c: Include except.h.
15478 (process_bb_node_lives): Process can_throw_internal.
15480 2009-01-13 Jakub Jelinek <jakub@redhat.com>
15482 PR rtl-optimization/38774
15483 * combine.c (simplify_set): When undoing cc_use change, don't do
15484 PUT_CODE on the newly created comparison, but instead put back the
15485 old comparison.
15487 2009-01-13 Joseph Myers <joseph@codesourcery.com>
15489 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
15490 values. Remove duplicate arm8 entry.
15492 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
15494 PR tree-optimization/38786
15495 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
15496 the SSA_NAME case of expand_scalar_variables_expr.
15497 Set the type of an expression to the type of its assign statement.
15498 (expand_scalar_variables_expr): Also gather the scalar computation
15499 used to index the memory access. Do not pass loop_p.
15500 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
15501 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
15502 the gimple_stmt_iterator where it inserts new code.
15503 Do not pass loop_p.
15504 (copy_bb_and_scalar_dependences): Do not pass loop_p.
15505 (translate_clast): Update call to copy_bb_and_scalar_dependences.
15507 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
15509 * graphite.h (debug_value): Removed.
15510 * graphite.c (debug_value): Removed.
15512 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
15514 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
15515 ldrd/strd with two 32-bit instructions.
15517 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
15519 * config/arm/arm.c (struct processors): Pass for speed down into
15520 cost helper functions.
15521 (const_ok_for_op): Handle COMPARE and inequality nodes.
15522 (arm_rtx_costs_1): Rewrite.
15523 (arm_size_rtx_costs): Update prototype.
15524 (arm_rtx_costs): Pass speed down to helper functions.
15525 (arm_slowmul_rtx_costs): Rework cost calculations.
15526 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
15527 (arm_9e_rtx_costs): Likewise.
15529 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
15531 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
15532 relocations of local symbols wider than UNITS_PER_WORD are not valid.
15533 (alpha_legitimize_address): Do not split local symbols wider than
15534 UNITS_PER_WORD into HIGH/LO_SUM parts.
15536 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
15538 PR bootstrap/38580
15539 * gcc.c (process_command): Replace call to execvp with calls
15540 to pex_one and exit.
15542 2009-01-03 Anatoly Sokolov <aesok@post.ru>
15544 PR target/29141
15545 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
15546 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
15547 variant for devices with 3-byte PC.
15548 (__tablejump_elpm__): New.
15550 2009-01-12 Jakub Jelinek <jakub@redhat.com>
15552 PR c/32041
15553 * c-parser.c (c_parser_postfix_expression): Allow `->' in
15554 offsetof member-designator, handle it as `[0].'.
15556 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15558 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
15559 function when not using named sections on targets with named sections
15560 if branch distance is less than 262132.
15562 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
15564 * combine.c (combine_instructions): Recompute
15565 optimize_this_for_speed_p for each BB in the main combine loop.
15567 2009-01-12 Tomas Bily <tbily@suse.cz>
15569 PR middlend/38385
15570 * tree-loop-distribution.c (prop_phis): New function.
15571 (generate_builtin): Call prop_phis.
15572 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
15574 2009-01-12 Jakub Jelinek <jakub@redhat.com>
15576 PR tree-optimization/38807
15577 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
15578 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
15580 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
15582 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
15583 subreg of op0 to the original op0.
15585 2009-01-11 Laurent GUERBY <laurent@guerby.net>
15587 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
15589 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
15591 PR debug/7055
15592 * mips-tfile.c (parse_def): Fix parsing of def strings
15593 starting with digits.
15595 2009-01-10 Jakub Jelinek <jakub@redhat.com>
15597 PR target/38695
15598 * config/arm/arm.c (arm_is_long_call_p): Don't call
15599 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
15601 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
15603 * regrename.c (regrename_optimize): Fix dumping.
15604 (find_oldest_value_reg): Preserve REG_POINTER.
15605 (copy_hardreg_forward_1): Likewise.
15607 2009-01-09 Diego Novillo <dnovillo@google.com>
15609 * gimple.h (struct gimple_statement_base) <uid>: Document
15610 the restrictions on its use.
15611 (gimple_uid): Tidy.
15612 (gimple_set_uid): Tidy.
15614 2009-01-09 Jakub Jelinek <jakub@redhat.com>
15616 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
15617 zero guard even if align_bytes != 0 and count is smaller than
15618 size_needed.
15620 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
15622 PR rtl-optimization/38495
15623 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
15624 (add_range_and_copies_from_move_list): Print all added ranges.
15625 Add ranges to memory optimized destination.
15627 2009-01-09 Jakub Jelinek <jakub@redhat.com>
15629 PR target/38686
15630 PR target/38708
15631 * config/i386/i386.c (override_options): Reject
15632 -mstringop-strategy=rep_8byte with -m32.
15633 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
15634 to 1. Do count comparison against epilogue_size_needed at compile
15635 time even when count_exp was constant forced into register. For
15636 size_needed don't jump to epilogue, instead just avoid aligning
15637 and invoke the body algorithm. If need_zero_guard, add zero guard
15638 even if count is non-zero, but smaller than size_needed + number of
15639 bytes that could be stored for alignment.
15640 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
15641 to 1. If need_zero_guard, add zero guard even if count is non-zero,
15642 but smaller than size_needed + number of bytes that could be stored
15643 for alignment. Compare size_needed with epilogue_size_needed instead
15644 of desired_align - align, don't adjust size_needed, pass
15645 epilogue_size_needed to the epilogue expanders.
15647 PR c/35742
15648 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
15650 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15652 * pa.c (last_address): Change to unsigned.
15653 (update_total_code_bytes): Change argument to unsigned. Don't
15654 check if insn addresses are set.
15655 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
15656 addresses are not set.
15657 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
15659 2009-01-09 Nick Clifton <nickc@redhat.com>
15661 * config/sh/symbian.c: Replace uses of DECL_INLINE with
15662 DECL_DECLARED_INLINE_P.
15664 2009-01-09 Jakub Jelinek <jakub@redhat.com>
15666 PR middle-end/38347
15667 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
15668 GET_MODE (op0) in operand_subword_force calls.
15670 PR middle-end/38771
15671 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
15672 fold_convert arg0 operands to TREE_TYPE (op0) first.
15674 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
15676 * params.def (ira-max-conflict-table-size): Decrease default value
15677 to 1000.
15679 2009-01-08 Jakub Jelinek <jakub@redhat.com>
15681 PR tree-optimization/37031
15682 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
15683 on parameter_set.
15684 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
15685 allocate it using gc instead of heap, use VEC_quick_push instead of
15686 VEC_safe_push.
15687 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
15688 instead of heap, use VEC_quick_push instead of VEC_safe_push.
15689 * tree-data-ref.h (struct access_matrix): Change matrix to gc
15690 allocated vector from heap allocated.
15691 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
15692 * tree-loop-linear.c (linear_transform_loops): Allocate nest
15693 vector only after perfect_loop_nest_depth call.
15695 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
15696 Jan Sjodin <jan.sjodin@amd.com>
15698 PR tree-optimization/38559
15699 * graphite.c (debug_value, copy_constraint,
15700 swap_constraint_variables, scale_constraint_variable, ): New.
15701 (get_lower_bound, get_upper_bound): Removed.
15702 (graphite_trans_bb_strip_mine): Clean up this code that works
15703 only for constant number of iterations. Fully copy upper and
15704 lower bound constraints, not only the constant part of them.
15705 * graphite.h (debug_value): Declared.
15707 2009-01-08 Ira Rosen <irar@il.ibm.com>
15709 PR tree-optimization/37194
15710 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
15711 Don't add the cost of cost model guard in prologue to scalar
15712 outside cost in case of known number of iterations.
15714 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
15715 Alan Modra <amodra@bigpond.net.au>
15717 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
15718 non-word-aligned REG+CONST addressing.
15720 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
15722 PR target/38706
15723 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
15724 free_after_compilation when outputting a thunk.
15725 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
15726 Do not call free_after_compilation here.
15728 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
15730 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
15731 (ix86_valid_target_attribute_inner_p): Ditto.
15733 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
15735 PR tree-optimization/38492
15736 PR tree-optimization/38498
15737 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
15738 * tree-chrec.h (scev_is_linear_expression): Declared.
15739 * graphite.c (graphite_cannot_represent_loop_niter): New.
15740 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
15741 (graphite_loop_normal_form): Use gcc_assert.
15742 (scan_tree_for_params): Use CASE_CONVERT.
15743 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
15744 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
15745 Use gcc_assert. Discard scops that contain unhandled cases.
15746 (build_scop_conditions): Return a boolean status for unhandled cases.
15747 (strip_mine_profitable_p): Print the loop number, not its depth.
15748 (is_interchange_valid): Pass the depth of the loop nest, don't
15749 recompute it wrongly.
15750 (graphite_trans_bb_block): Same.
15751 (graphite_trans_bb_block): Print tentative of loop blocking.
15752 (graphite_trans_scop_block): Do not print that the loop has been
15753 blocked.
15754 (graphite_transform_loops): Do not handle scops that contain condition
15755 scalar phi nodes.
15757 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
15759 AVX Programming Reference (December, 2008)
15760 * config/i386/avxintrin.h (_mm256_stream_si256): New.
15761 (_mm256_stream_pd): Likewise.
15762 (_mm256_stream_ps): Likewise.
15764 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
15765 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
15766 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
15767 (bdesc_special_args): Add __builtin_ia32_movntdq256,
15768 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
15769 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
15770 (ix86_expand_special_args_builtin): Likewise.
15772 * config/i386/sse.md (AVXMODEDI): New.
15773 (avx_movnt<mode>): Likewise.
15774 (avx_movnt<mode>): Likewise.
15775 (<sse>_movnt<mode>): Remove AVX support.
15776 (sse2_movntv2di): Likewise.
15778 2009-01-07 Richard Guenther <rguenther@suse.de>
15780 PR middle-end/38751
15781 * fold-const.c (extract_muldiv): Remove obsolete comment.
15782 (fold_plusminus_mult_expr): Undo MINUS_EXPR
15783 to PLUS_EXPR canonicalization for the canonicalization.
15785 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
15787 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
15788 hosted cross-compilers generating less efficient code.
15790 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
15792 * function.h (rtl_data): Add a dbr_scheduled_p field.
15793 * reorg.c (dbr_schedule): Set it.
15794 (gate_handle_delay_slots): Check it.
15795 * config/mips/mips.c (mips_base_delayed_branch): Delete.
15796 (mips_reorg): Check flag_delayed_branch instead of
15797 mips_base_delayed_branch.
15798 (mips_override_options): Don't set mips_base_delayed_branch
15799 or flag_delayed_branch.
15801 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
15803 PR rtl-optimization/38426.
15804 * ira.c (ira): Set current_function_is_leaf earlier.
15806 2009-01-06 Jakub Jelinek <jakub@redhat.com>
15808 PR rtl-optimization/38722
15809 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
15810 too early, only set a flag and modify after last possible
15811 undo_all point.
15813 2009-01-06 Janis Johnson <janis187@us.ibm.com>
15815 PR c/34252
15816 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
15817 * real.c (decimal_single_format): Correct values of emin and emax.
15818 (decimal_double_format): Ditto.
15819 (decimal_quad_format): Ditto.
15820 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
15821 computation of DECnn_MIN and DECnn_MAX for corrected values of
15822 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
15823 __DECnn_MIN__, and adjust its computation for the corrected value
15824 of emin.
15826 2009-01-06 Jan Hubicka <jh@suse.cz>
15828 PR target/38744
15829 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
15831 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
15833 * doc/contrib.texi (Contributors): Slightly adjust the end note.
15834 Add Robert Clark to the list of testers.
15836 2009-01-06 Jan Hubicka <jh@suse.cz>
15837 Kai Tietz <kai.tietz@onevision.com>
15839 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
15840 * config/i386/i386.c (ix86_expand_call): Add clobbers.
15842 2009-01-06 Jan Hubicka <jh@suse.cz>
15843 Kai Tietz <kai.tietz@onevision.com>
15845 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
15846 for w64 ABI.
15847 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
15848 (ix86_nsaved_regs): Count only general purpose regs.
15849 (ix86_nsaved_sseregs): New.
15850 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
15851 to 16 for w64; compute padding and size of sse reg save area.
15852 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
15853 general purpose regs.
15854 (ix86_emit_save_sse_regs_using_mov): New.
15855 (ix86_expand_prologue): Save SSE regs if needed.
15856 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
15857 (ix86_emit_restore_sse_regs_using_mov): New.
15858 (ix86_expand_epilogue): Save SSE regs if needed.
15860 2009-01-06 Jan Hubicka <jh@suse.cz>
15861 Kai Tietz <kai.tietz@onevision.com>
15863 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
15864 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
15865 functions when accumulate outgoing args is off.
15867 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
15869 PR bootstrap/38742
15870 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
15871 before using pseudos_have_intersected_live_ranges_p.
15873 * ira-int.h (ira_assert): Always define.
15875 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
15877 AVX Programming Reference (December, 2008)
15878 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
15879 (_mm256_permute2_pd): Likewise.
15880 (_mm_permute2_ps): Likewise.
15881 (_mm256_permute2_ps): Likewise.
15882 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
15883 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
15885 * config/i386/i386.c (ix86_builtins): Remove
15886 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
15887 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
15888 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
15889 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
15890 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
15891 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
15892 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
15893 __builtin_ia32_vpermil2ps256.
15894 (ix86_init_mmx_sse_builtins): Updated.
15895 (ix86_expand_args_builtin): Likewise.
15897 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15899 * pa.c (output_call): Relocate non-jump insns in the delay slot of
15900 long absolute calls when generating PA 2.0 code.
15902 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
15904 PR rtl-optimization/38583
15905 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
15907 * params.def (ira-max-conflict-table-size): New.
15909 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
15911 * ira.h (ira_conflicts_p): New external definition.
15913 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
15914 table. Report this. Return result of building.
15915 (ira_build_conflicts): Use ira_conflicts_p. Check result of
15916 building conflict table.
15918 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
15919 (ira_color): Use ira_conflicts_p.
15921 * global.c: Include ira.h.
15922 (pseudo_for_reload_consideration_p, build_insn_chain): Use
15923 ira_conflicts_p.
15925 * Makefile.in (global.o): Add ira.h.
15927 * ira-build.c (mark_all_loops_for_removal,
15928 propagate_some_info_from_allocno): New.
15929 (remove_unnecessary_allocnos): Call
15930 propagate_some_info_from_allocno.
15931 (remove_low_level_allocnos): New.
15932 (remove_unnecessary_regions): Add parameter. Call
15933 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
15934 parameter to remove_unnecessary_regions.
15935 (ira_build): Remove all regions but root if the conflict table was
15936 not built. Update conflict hard regs for allocnos crossing calls.
15938 * ira.c (ira_conflicts_p): New global.
15939 (ira): Define and use ira_conflicts_p.
15941 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
15942 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
15943 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
15945 2009-01-06 Ben Elliston <bje@au.ibm.com>
15947 * gengtype-lex.l (YY_NO_INPUT): Define.
15949 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15951 PR c/34911
15952 * c-common.c (handle_vector_size_attribute): Also reject
15953 BOOLEAN_TYPE types.
15955 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
15957 PR tree-optimization/38492
15958 * graphite.c (rename_map_elt, debug_rename_elt,
15959 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
15960 rename_map_elt_info, eq_rename_map_elts,
15961 get_new_name_from_old_name, bb_in_sese_p): Moved around.
15962 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
15963 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
15964 (sese_build_livein_liveouts): New.
15965 (new_sese, free_sese): New.
15966 (new_scop): Call new_sese.
15967 (free_scop): Call free_sese.
15968 (rename_variables_from_edge, rename_phis_end_scop): Removed.
15969 (register_old_new_names): Renamed register_old_and_new_names.
15970 (register_scop_liveout_renames, add_loop_exit_phis,
15971 insert_loop_close_phis, struct igp,
15972 default_liveout_before_guard, add_guard_exit_phis,
15973 insert_guard_phis, copy_renames): New.
15974 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
15975 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
15976 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
15977 (scop_adjust_phis_for_liveouts): New.
15978 (gloog): Call scop_adjust_phis_for_liveouts.
15980 * graphite.h (struct sese): Documented. Added fields liveout,
15981 num_ver and livein.
15982 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
15983 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
15984 (struct scop): Added field liveout_renames.
15985 (SCOP_LIVEOUT_RENAMES): New.
15987 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
15989 PR tree-optimization/38510
15990 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
15991 (translate_clast): Call recompute_all_dominators before
15992 graphite_verify.
15993 (gloog): Call recompute_all_dominators before graphite_verify.
15995 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
15996 Jan Sjodin <jan.sjodin@amd.com>
15998 PR tree-optimization/38500
15999 * graphite.c (create_sese_edges): Call fix_loop_structure after
16000 splitting blocks.
16002 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
16004 * config.gcc: Add m32r*-*-rtems*.
16005 * config/m32r/rtems.h: New file.
16007 2009-01-05 Ben Elliston <bje@au.ibm.com>
16009 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
16010 (.po.pox): Likewise.
16011 (po/gcc.pot): Likewise.
16013 2009-01-04 David S. Miller <davem@davemloft.net>
16015 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
16016 (STARTING_FRAME_OFFSET): Always set to zero.
16018 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16020 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
16021 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
16022 fixed-point types, and vectors of the same.
16024 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
16026 * config/mips/sync.md (*mb_barrier): Rename to...
16027 (*memory_barrier): ...this.
16029 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
16031 * doc/extend.texi (Function Attributes): Move @cindex after @item
16032 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
16033 and put in alphabetical order. Fix 'target' name and put in order.
16034 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
16035 typos.
16037 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
16039 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
16040 (memory_barrier): Expand as unspec instead of unspec_volatile.
16041 Remove mem:BLK from insn operands. Use Pmode scratch register.
16042 (*memory_barrier): Define as unspec instead of unspec_volatile.
16043 Use (match_dup 0) as input operand.
16045 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
16046 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
16047 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
16048 scratch register. Remove operand 1.
16049 (*stbar): Define as unspec instead of unspec_volatile.
16050 Use (match_dup 0) as input operand, remove (const_int 8).
16051 (*membar): Define as unspec instead of unspec_volatile.
16052 Use (match_dup 0) as input operand, remove input operand 2.
16054 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
16055 (memory_barrier): Expand as unspec instead of unspec_volatile.
16056 Remove mem:BLK from insn operands. Use Pmode scratch register.
16057 (*memory_barrier): Define as unspec instead of unspec_volatile.
16058 Use (match_dup 0) as input operand.
16060 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
16061 Remove mem:BLK from insn operands. Use Pmode scratch register.
16062 Set volatile flag on operand 0.
16063 (*memory_barrier): New insn pattern.
16065 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
16066 insn operands.
16067 (*memory_barrier): Use (match_dup 0) as input operand.
16069 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
16070 Remove mem:BLK from insn operands. Use Pmode scratch register.
16071 Set volatile flag on operand 0.
16072 (*mb_internal): New insn pattern.
16074 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
16076 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16078 PR middle-end/38586
16079 * function.c (struct temp_slot): Move to the section of the file
16080 that deals with temp slots. Remove field 'address'.
16081 (temp_slot_address_table): New hash table of address -> temp slot.
16082 (struct temp_slot_address_entry): New struct, items for the table.
16083 (temp_slot_address_compute_hash, temp_slot_address_hash,
16084 temp_slot_address_eq, insert_temp_slot_address): Support functions
16085 for the new table.
16086 (find_temp_slot_from_address): Rewrite to use the new hash table.
16087 (remove_unused_temp_slot_addresses): Remove addresses of temp
16088 slots that have been made available.
16089 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
16090 worker function for remove_unused_temp_slot_addresses.
16091 (assign_stack_temp_for_type): Don't clear the temp slot address list.
16092 Add the temp slot address to the address -> temp slot map.
16093 (update_temp_slot_address): Update via insert_temp_slot_address.
16094 (free_temp_slots): Call remove_unused_temp_slot_addresses.
16095 (pop_temp_slots): Likewise.
16096 (init_temp_slots): Allocate the address -> temp slot map, or empty
16097 the map if it is already allocated.
16098 (prepare_function_start): Initialize temp slot processing.
16100 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
16102 PR middle-end/38584
16103 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
16104 Calculate the size of all stack vars assuming no packing of stack
16105 vars will happen, replacing a quadratic algorithm with a linear one.
16107 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16109 PR target/38707
16110 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
16111 can't be used.
16113 2009-01-03 Diego Novillo <dnovillo@google.com>
16115 * doc/contrib.texi: Update contributions.
16117 2009-01-03 Jakub Jelinek <jakub@redhat.com>
16119 PR c++/38705
16120 * builtins.c (fold_builtin_memory_op): Give up if either operand
16121 is volatile. Set srctype or desttype to non-qualified version
16122 of the other type.
16124 PR c/38700
16125 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
16126 and FUNCTION_DECLs.
16128 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
16130 PR rtl-optimization/35805
16131 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
16132 problem if fast dce is able to remove any instructions.
16133 * dce.c (dce_process_block): Fix dump message.
16135 2009-01-02 Mark Mitchell <mark@codesourcery.com>
16137 PR 33649
16138 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
16140 2009-01-02 Jakub Jelinek <jakub@redhat.com>
16142 PR middle-end/38690
16143 * tree-flow.h (op_code_prio, op_prio): New prototypes.
16144 * tree-pretty-print.c (op_code_prio): New function.
16145 (op_prio): No longer static. Use op_code_prio.
16146 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
16147 Use op_prio and op_code_prio to determine if () should be
16148 printed around operand(s) or not.
16150 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
16151 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
16152 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
16153 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
16154 pp_character instead of pp_string for single letter printing.
16156 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
16158 * doc/extend.texi: Fix '#pragma GCC option' typo.
16160 2009-01-02 Richard Guenther <rguenther@suse.de>
16162 * doc/install.texi (--enable-checking): Mention different
16163 default for stage1.
16164 (--enable-stage1-checking): Document.
16166 2009-01-01 Andrew Pinski <pinskia@gmail.com>
16168 PR middle-end/30142
16169 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
16170 case to be an error.
16172 2009-01-02 Ben Elliston <bje@au.ibm.com>
16174 * config/fp-bit.h (pack_d): Constify argument.
16175 * config/fp-bit.c (makenan): Constify return type. Remove casts.
16176 (isnan): Constify argument.
16177 (isinf): Likewise.
16178 (iszero): Likewise.
16179 (pack_d): Likewise.
16180 (_fpadd_parts): Constify return type.
16181 (_fpmul_parts): Likewise.
16182 (_fpdiv_parts): Likewise.
16184 2009-01-01 Jakub Jelinek <jakub@redhat.com>
16186 PR c/36489
16187 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
16188 warn about overwriting initializer with side-effects or
16189 -Woverride-init if !IMPLICIT.
16190 (output_init_element): Likewise. Pass IMPLICIT down to
16191 add_pending_init.
16192 (process_init_element): Add IMPLICIT argument. Pass it down
16193 to output_init_element.
16194 (push_init_element, pop_init_level, set_designator): Adjust
16195 process_init_element callers.
16196 (set_nonincremental_init, set_nonincremental_init_from_string):
16197 Adjust add_pending_init callers.
16198 (output_pending_init_elements): Adjust output_init_element callers.
16199 * c-tree.h (process_init_element): Adjust prototype.
16200 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
16201 process_init_element callers.
16203 \f
16204 Copyright (C) 2009 Free Software Foundation, Inc.
16206 Copying and distribution of this file, with or without modification,
16207 are permitted in any medium without royalty provided the copyright
16208 notice and this notice are preserved.