1 2008-05-16 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4 on deletion of the last stmt.
6 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
8 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9 V8HImode for SSE2 and V16QImode for SSE4.1.
11 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
13 * cgraph.h (compute_inline_parameters): Made public.
14 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15 variable_generate_summary, function_write_summary,
16 variable_write_summary, variable_read_summary. Added
17 generate_summary, write_summary, read_summary.
18 * cgraphunit.c (cgraph_process_new_functions): Changed call from
19 pass_ipa_inline.function_generate_summary, to
20 compute_inline_parameters.
21 * ipa-inline.c (compute_inline_parameters): Made public and added
23 (compute_inline_parameters_for_current): New function.
24 (pass_inline_param): Now calls
25 compute_inline_parameters_for_current.
26 (inline_generate_summary): Removed parameter and made to loop over
28 (pass_ipa_inline): Updated for new IPA_PASS structure.
29 * passes.c (execute_ipa_summary_passes): Now is called once per
30 pass rather than once per node*pass.
32 2008-05-15 Anatoly Sokolov <aesok@post.ru>
34 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
35 avr_have_mul_p, avr_asm_only_p): Remove variables.
36 (avr_override_options): Remove initialization of removed variables.
37 (avr_file_start): Convert removed variables to fields of
38 'struct base_arch_s *avr_current_arch'.
39 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
40 (AVR_HAVE_MUL): (Ditto.).
41 (AVR_HAVE_MOVW): (Ditto.).
42 (AVR_HAVE_LPMX): (Ditto.).
43 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
44 avr_asm_only_p): Remove declaration.
46 2008-05-15 Diego Novillo <dnovillo@google.com>
48 * config/arm/arm.c (arm_return_in_memory): Fix return
50 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
52 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
55 * combine.c (check_conversion): Rename back to check_promoted_subreg.
56 Don't call record_truncated_value from here.
57 (record_truncated_value): Turn it into a for_each_rtx callback.
58 (record_truncated_values): New function.
59 (combine_instructions): Call note_uses with
60 record_truncated_values. Change name of check_conversion to
61 check_promoted_subreg.
63 2008-05-15 Janis Johnson <janis187@us.ibm.com>
65 * doc/sourcebuild.texi: Document support for torture tests.
67 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
69 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
70 to alternative 4 of operand 2.
72 2008-05-15 Richard Guenther <rguenther@suse.de>
74 * tree-pass.h (current_pass): Declare.
75 (get_pass_for_id): Likewise.
76 * passes.c (passes_by_id, passes_by_id_size): New globals.
77 (set_pass_for_id): New function.
78 (get_pass_for_id): Likewise.
79 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
80 (execute_function_todo): Flush per function statistics.
81 * toplev.c (compile_file): Init statistics.
82 (general_init): Do early statistics initialization.
83 (finalize): Finish statistics.
84 * statistics.h (statistics_early_init): Declare.
85 (statistics_init): Likewise.
86 (statistics_fini): Likewise.
87 (statistics_fini_pass): Likewise.
88 (statistics_counter_event): Likewise.
89 (statistics_histogram_event): Likewise.
90 * statistics.c: New file.
91 * Makefile.in (OBJS-common): Add statistics.o.
92 (statistics.o): Add dependencies.
93 * doc/invoke.texi (-fdump-statistics): Document.
95 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
97 (execute_pre): Use statistics_counter_event.
98 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
99 (substitute_and_fold): Increment it. Use statistics_counter_event.
101 2008-05-15 Diego Novillo <dnovillo@google.com>
103 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
105 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
106 * tree-ssa-alias.c (new_type_alias): Remove references to
107 sub-variables from comment.
108 * tree-ssa-operands.c (swap_tree_operands): Likewise.
110 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
112 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
113 attribute to 1 only for insertps alternative.
115 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
117 * config/bfin/bfin.md (loadbytes): New pattern.
118 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
119 (bfin_init_builtins): Initialize it.
120 (bdesc_1arg): Add it.
122 2008-05-15 Sa Liu <saliu@de.ibm.com>
124 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
125 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
126 * testsuite/lib/target-supports.exp: Add
127 check_effective_target_fortran_integer_16.
129 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
131 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
132 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
133 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
134 (TARGET_RETURN_IN_MEMORY): Define.
136 2008-05-15 Richard Guenther <rguenther@suse.de>
139 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
140 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
141 represent unmodifiable vars.
143 2008-05-15 Richard Guenther <rguenther@suse.de>
145 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
146 INDIRECT_REF and TARGET_MEM_REF.
147 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
150 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
151 H.J. Lu <hongjiu.lu@intel.com>
153 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
154 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
155 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
156 insn alternatives. Add missing alternatives.
157 (*vec_concatv2di_rex64_sse4_1): Likewise.
158 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
159 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
162 2008-05-15 Richard Guenther <rguenther@suse.de>
164 PR tree-optimization/36009
165 PR tree-optimization/36204
166 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
167 (determine_invariantness_stmt): Record the loop a store is
169 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
172 2008-05-15 Richard Guenther <rguenther@suse.de>
174 PR tree-optimization/34330
175 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
176 through the pointer will alias the SMT.
178 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
180 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
182 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
184 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
186 2008-05-14 Michael Meissner <michael.meissner@amd.com>
187 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
189 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
190 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
191 (vashl_optab): New optab for vector/vector shifts.
192 (vashr_optab): Ditto.
193 (vlshr_optab): Ditto.
194 (vrotl_optab): Ditto.
195 (vrotr_optab): Ditto.
196 (optab_subtype): New enum for optab_for_tree_code call.
197 (optab_for_tree_code): Add enum optab_subtype argument.
199 * optabs.c (optab_for_tree_code): Take an additional argument to
200 distinguish between a vector shift by a scalar and vector shift by
201 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
202 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
203 vector shift by a vector.
204 (expand_widen_pattern_expr): Pass additional argument to
207 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
208 vrotl_optab, vrotr_optab.
210 * expr.c (expand_expr_real_1): Update calls to
211 optab_for_tree_code to distinguish between vector shifted by a
212 scalar and vector shifted by a vector.
213 * tree-vectorizer.c (supportable_widening_operation): Ditto.
214 (supportable_narrowing_operation): Ditto.
215 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
216 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
217 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
218 (vect_create_epilog_for_reduction): Ditto.
219 (vectorizable_reduction): Ditto.
220 (vectorizable_operation): Ditto.
221 (vect_strided_store_supported): Ditto.
222 (vect_strided_load_supported): Ditto.
223 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
224 * expmed.c (expand_shift): Ditto.
226 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
228 (ashr@var{m}3): Ditto.
229 (vashl@var{m}3): Document new vector/vector shift standard name.
230 (vashr@var{m}3): Ditto.
231 (vlshr@var{m}3): Ditto.
232 (vrotl@var{m}3): Ditto.
233 (vrotr@var{m}3): Ditto.
235 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
236 (PPERM_INVERT): Ditto.
237 (PPERM_REVERSE): Ditto.
238 (PPERM_REV_INV): Ditto.
242 (PPERM_INV_SIGN): Ditto.
246 * config/i386/sse.md (mulv2di3): Add SSE5 support.
247 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
248 allows a memory operand to be the value being added, and split it
249 to improve vectorization.
250 (sse5_pmacsdqh_mem): Ditto.
251 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
252 (sse5_mulv2div2di3_high): Ditto.
253 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
254 (vec_pack_trunc_v4si): Ditto.
255 (vec_pack_trunc_v2di): Ditto.
256 (sse5_pcmov_<mode>): Remove code that tried to use use
257 andps/andnps instead of pcmov.
258 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
259 pmacsdqh instructions.
260 (vec_widen_smult_lo_v4si): Ditto.
262 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
263 (PPERM_INVERT): Ditto.
264 (PPERM_REVERSE): Ditto.
265 (PPERM_REV_INV): Ditto.
269 (PPERM_INV_SIGN): Ditto.
272 (ix86_expand_sse_movcc): Move the SSE5 test after the if
274 (ix86_expand_int_vcond): If SSE5 generate all possible integer
276 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
277 says ignore whether the last reference is a memory operand.
279 2008-05-14 Michael Meissner <michael.meissner@amd.com>
280 Paolo Bonzini <bonzini at gnu dot org>
282 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
285 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
286 (vlshr<mode>3): Rename from vlshr<mode>3.
287 (vashr<mode>3): Rename from vashr<mode>3.
288 (mulv4sf3): Change the names of vector shift patterns.
292 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
295 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
320 * config/spu/spu.md (v): New iterator macro to add v for vector types.
321 (floatunssidf2_internal): Change vector/vector shift names.
322 (floatunsdidf2_internal): Ditto.
329 (vashl<mode>3): Rename from ashl<mode>3.
330 (vashr<mode>3): Rename from ashr<mode>3.
331 (vlshr<mode>3): Rename from lshr<mode>3.
332 (vrotl<mode>3): Rename from rotl<mode>3.
334 2008-05-14 Michael Meissner <michael.meissner@amd.com>
337 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
338 multiply gives the wrong value when doing widening multiplies.
339 (vec_widen_smult_lo_v4si): Ditto.
341 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
343 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
344 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
345 emit_library_call_value.
346 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
347 * tree.h (ECF_LIBCALL_BLOCK): Removed.
348 * calls.c (initialize_argument_information, precompute_arguments,
349 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
350 (precompute_arguments): Removed flags parameter.
351 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
353 2008-05-14 Richard Guenther <rguenther@suse.de>
355 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
356 Make sure to register the store if the use is a PHI_NODE.
358 2008-05-14 Olivier Hainque <hainque@adacore.com>
360 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
361 memory if the component is to be referenced in BLKmode according
362 to get_inner_reference.
364 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
366 * calls.c (emit_library_call_value_1): Restore code clearing
367 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
369 2008-05-14 Olivier Hainque <hainque@adacore.com>
370 Nicolas Roche <roche@adacore.com>
372 * configure.ac: Add support for a "gcc_subdir" variable in
373 config-lang.in, to denote a subdirectory where the language/GCC
374 integration files are to be found.
375 * configure: Regenerate.
377 2008-05-14 Ira Rosen <irar@il.ibm.com>
379 PR tree-optimization/36098
380 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
381 value for the first load in the group in case of a gap.
382 (vect_build_slp_tree): Check that there are no gaps in loads.
384 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
386 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
387 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
388 expand_copysign_bit, ): Change call to emit_no_conflict_block to
389 emit_insn and remove unneeded code to construct extra args.
390 (emit_no_conflict_block): Removed.
391 * optabls.h: (emit_no_conflict_block): Removed.
392 * cse.c (cse_extended_basic_block): Remove search for
393 REG_NO_CONFLICT note.
394 * global.c: Removed incorrect comment added in revision 117.
395 * expr.c (convert_move): Change call to emit_no_conflict_block to
397 * recog.c: Change comments so that they do not mention
399 * local_alloc.c (combine_regs): Removed last parameter.
400 (no_conflict_p): Removed.
401 (block_alloc): Removed note, no_conflict_combined_regno and set
402 local vars. Removed all code to process REG_NO_CONFLICT blocks.
403 (combine_regs): Removed already_dead and code to look for
404 REG_NO_CONFLICT notes.
405 * lower_subreg (remove_retval_note): Removed code to look for
406 REG_NO_CONFLICT block.
407 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
408 (resolve_clobber): Remove code to process libcalls that have
409 REG_NO_CONFLICT notes.
410 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
412 * combine.c (can_combine_p, distribute_notes): Removed
413 REG_NO_CONFLICT case.
414 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
416 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
417 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
419 * reg-notes.def (NO_CONFLICT): Removed.
421 2008-05-14 David S. Miller <davem@davemloft.net>
423 * config/sparc/sparc.c (sparc_profile_hook): If
424 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
425 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
426 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
428 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
430 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
432 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
435 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
436 and op1 expansion before vector concat to have less live pseudos.
438 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
440 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
441 ix86_expand_vector_set if supported.
443 2008-05-13 Diego Novillo <dnovillo@google.com>
444 Kenneth Zadeck <zadeck@naturalbridge.com>
446 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
448 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
449 phinodes_print_statistics, init_ssanames, fini_ssanames,
450 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
451 release_ssa_name, release_defs, replace_ssa_name_symbol,
452 ssanames_print_statistics): Move ...
453 * tree-flow.h: ... here.
454 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
455 Use FN instead of cfun.
456 (make_ssa_name_fn): Rename from make_ssa_name.
457 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
458 * tree-flow-inline.h (make_ssa_name): Move from
459 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
460 * omp-low.c (expand_omp_parallel):
461 * tree-flow-inline.h (redirect_edge_var_map_result):
462 * tree-ssa.c (init_tree_ssa): Add argument FN.
463 Use it instead of cfun. Update all users.
465 2008-05-13 Tom Tromey <tromey@redhat.com>
467 PR preprocessor/22168:
468 * doc/cpp.texi (Top): Update menu.
469 (Alternatives to Wrapper #ifndef): New node.
470 (Other Directives): Document deprecation.
471 (Obsolete Features): Remove menu.
472 (Assertions): Merge node into Obsolete Features.
473 (Obsolete once-only headers): Move earlier; rename to Alternatives
475 * doc/cppopts.texi: Update.
476 * c.opt (Wdeprecated): Enable for C and ObjC.
477 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
478 (C++ Dialect Options): Move -Wno-deprecated from here to...
479 (Warning Options): ... here.
481 2008-05-13 Richard Guenther <rguenther@suse.de>
484 * fold-const.c (fold_sign_changed_comparison): Do not allow
485 changes in pointer-ness.
487 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
490 * config/sh/sh.c (sh_expand_prologue): Don't clear
491 RTX_FRAME_RELATED_P for push insns.
493 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
495 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
497 2008-05-12 Anatoly Sokolov <aesok@post.ru>
499 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
500 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
501 Use 'machine->is_leaf' instead of 'leaf_func_p'.
503 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
505 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
506 (*vec_concatv4sf_sse): This.
507 (*sse2_concatv2si): Renamed to ...
508 (*vec_concatv2si_sse2): This.
509 (*sse1_concatv2si): Renamed to ...
510 (*vec_concatv2si_sse): This.
511 (*vec_concatv2di_rex): Renamed to ...
512 (*vec_concatv2di_rex64): This.
513 (*vec_concatv2si_sse4_1): New.
514 (*vec_concatv2di_rex64_sse4_1): Likewise.
516 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
518 PR rtl-optimization/36111
519 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
520 that was created for swappable operands.
522 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
525 * Makefile.in: Substitute GNATMAKE and GNATBIND.
526 * configure.ac: Add call to ACX_PROG_GNAT.
528 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
530 * optc-gen.awk: Fix comment typo.
532 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
534 * pretty-print.c (pp_integer_with_precision): Use
535 HOST_LONG_LONG_FORMAT.
537 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
539 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
541 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
543 * config/i386/i386.c (bdesc_ptest): Removed.
544 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
545 (bdesc_args): Add __builtin_ia32_ptestz128,
546 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
547 (ix86_init_mmx_sse_builtins): Updated.
548 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
549 (ix86_expand_builtin): Updated.
551 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
553 * tree-cfg.c (valid_fixed_convert_types_p): New function.
554 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
556 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
558 * value-prof.c (interesting_stringop_to_profile): Do not
559 return early for BUILT_IN_MEMPCPY.
561 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
563 * calls.c (expand_call): Don't use callgraph to increase
564 preferred_stack_boundary.
566 * cgraph.h (cgraph_rtl_info): Use unsigned on
567 preferred_incoming_stack_boundary.
569 * final.c (rest_of_clean_state): Use unsigned on
570 preferred_stack_boundary.
572 2008-05-09 Tom Tromey <tromey@redhat.com>
574 PR preprocessor/22231:
575 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
578 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
580 PR tree-optimization/36129
581 * tree-ssa-ccp.c: Include value-prof.h.
582 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
583 built-in function was folded to a constant.
584 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
586 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
587 Sebastian Pop <sebastian.pop@amd.com>
589 * tree-scalar-evolution.c: Document instantiate_scev.
590 (instantiate_parameters_1): Renamed instantiate_scev_1.
591 Don't use the same loop for instantiation_loop and evolution_loop.
592 (instantiate_scev): New.
593 (instantiate_parameters): Moved...
594 (resolve_mixers): Update call to instantiate_scev_1 to pass the
595 same loop twice. Maintains the semantics for this function.
596 * tree-scalar-evolution.h (instantiate_scev): Declare.
597 (instantiate_parameters): ...here. Now static inline.
598 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
599 instead of resolve_mixers.
601 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
603 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
605 2008-05-09 Tomas Bily <tbily@suse.cz>
607 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
608 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
609 * tree-ssa-structalias.c (get_constraint_for): Likewise.
610 * c-common.c (c_common_truthvalue_conversion): Likewise.
611 * tree-object-size.c (compute_object_offset): Likewise.
612 * tree-inline.c (estimate_num_insns_1): Likewise.
613 * varasm.c (const_hash_1, compare_constant, copy_constant)
614 (compute_reloc_for_constant, output_addressed_constants)
615 (initializer_constant_valid_p): Likewise.
616 * c-omp.c (check_omp_for_incr_expr): Likewise.
617 * gimplify.c (gimplify_expr): Likewise.
618 * c-typeck.c (c_finish_return): Likewise.
619 * tree-vectorizer.c (supportable_widening_operation)
620 (supportable_narrowing_operation): Likewise.
621 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
622 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
623 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
624 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
625 (descr_info_loc): Likewise.
626 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
627 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
628 (fold_unary): Likewise.
629 * builtins.c (get_pointer_alignment): Likewise.
630 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
631 (instantiate_parameters_1): Likewise.
632 * tree.c (expr_align, stabilize_reference): Likewise.
633 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
634 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
635 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
636 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
637 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
638 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
640 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
641 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
642 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
643 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
644 (forward_propagate_comparison)
645 (tree_ssa_forward_propagate_single_use_vars): Likewise.
646 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
647 * emit-rtl.c (component_ref_for_mem_expr)
648 (set_mem_attributes_minus_bitpos): Likewise.
649 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
650 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
652 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
653 (build_function_call, pointer_diff, build_compound_expr)
654 (c_finish_return): Likewise.
655 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
656 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
658 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
659 * expr.c (is_aligning_offset): Likewise.
660 * tree-ssa-alias.c (is_escape_site): Likewise.
661 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
662 (check_all_va_list_escapes): Likewise.
663 * tree-ssa-loop-ivopts.c (determine_base_object)
664 (determine_common_wider_type): Likewise.
665 * dojump.c (do_jump): Likewise.
666 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
667 * tree-gimple.c (is_gimple_cast): Likewise.
668 * fold-const.c (decode_field_reference, )
669 (fold_sign_changed_comparison, fold_unary, fold_comparison)
670 (fold_binary): Likewise.
671 * tree-ssa-alias-warnings.c (find_alias_site_helper)
672 (already_warned_in_frontend_p): Likewise.
673 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
674 * tree.c (really_constant_p, get_unwidened): Likewise.
675 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
676 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
677 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
679 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
681 (CONVERT_EXPR_P): Define.
682 (CASE_CONVERT): Define.
684 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
687 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
688 (delete_unmarked_insns): When deleting a call, call
689 delete_unreachable_blocks.
690 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
691 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
693 2008-05-08 Richard Guenther <rguenther@suse.de>
695 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
696 (-ftree-salias): Likewise.
697 (salias-max-implicit-fields): Remove param documentation.
698 (salias-max-array-elements): Likewise.
699 * tree-pass.h (pass_create_structure_vars): Remove.
700 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
701 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
702 * tree-ssa-alias.c (create_structure_vars): Remove.
703 (gate_structure_vars): Likewise.
704 (pass_create_structure_vars): Likewise.
705 (gate_build_alias): Likewise.
706 (pass_build_alias): Adjust to run always and dump the function.
707 * common.opt (ftree-salias): Hide.
708 * passes.c (init_optimization_passes): Remove
709 pass_create_structure_vars, adjust comment.
710 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
711 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
712 * opts.c (decode_options): Do not set flag_tree_salias.
713 (common_handle_option): Add OPT_ftree_salias to the backward
714 compatibility section.
716 2008-05-08 Richard Guenther <rguenther@suse.de>
718 * tree-flow-inline.h (var_can_have_subvars): Move ...
719 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
720 * tree-flow.h (var_can_have_subvars): Remove.
721 (push_fields_onto_fieldstack): Remove.
722 (sort_fieldstack): Likewise.
723 (struct fieldoff): Move ...
724 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
725 alias_set and base_for_components fields.
726 (sort_fieldstack): Make static.
727 (push_fields_onto_fieldstack): Likewise. Remove code that
728 handles anything but RECORD_TYPEs. Remove alias_set and
729 base_for_components handling.
730 (create_variable_info_for): Adjust.
732 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
734 * common.opt (Wframe-larger-than=): Shorten the help message
736 * doc/invoke.texi (Wframe-larger-than=): Add more description.
738 2008-05-08 Rafael Espindola <espindola@google.com>
740 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
742 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
743 trap and that both operands are gimple values.
744 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
745 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
748 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
750 * read-rtl.c (join_c_conditions): Return the first string if the
751 two strings are equal.
753 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
755 * gensupport.h (pred_data): Add a "num_codes" field.
756 (add_predicate_code): Declare.
757 * gensupport.c (add_predicate_code): New function.
758 (std_pred_table): Add an "allows_const_p" field.
759 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
760 Remove the (incomplete) list of such codes from the codes field.
761 (init_predicate_table): Use add_predicate_code. Add all
762 RTX_CONST_OBJs if allows_const_p is true.
763 * genrecog.c (process_define_predicate): Use add_predicate_code.
765 2008-05-08 David Daney <ddaney@avtrex.com>
766 Richard Sandiford <rsandifo@nildram.co.uk>
768 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
769 special case of constant zero operands.
770 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
771 old and new values. Special case constant zero values.
772 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
774 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
775 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
777 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
780 * simplify-rtx.c (simplify_plus_minus): Create CONST of
781 similar RTX_CONST_OBJ before CONST_INT.
783 2008-05-08 Steve Ellcey <sje@cup.hp.com>
785 * stmt.c (expand_stack_restore): Change sa mode if needed.
787 2008-05-08 Richard Guenther <rguenther@suse.de>
789 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
791 (ix86_sol10_return_in_memory): Likewise.
792 (ix86_i386elf_return_in_memory): Likewise.
793 (ix86_i386interix_return_in_memory): Likewise.
794 * config/i386/i386.c (ix86_return_in_memory): Likewise.
795 (ix86_sol10_return_in_memory): Likewise.
796 (ix86_i386elf_return_in_memory): Likewise.
797 (ix86_i386interix_return_in_memory): Likewise.
799 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
802 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
804 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
805 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
808 2008-05-08 Richard Guenther <rguenther@suse.de>
810 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
811 * tree-data-ref.h (struct dr_alias): Remove subvars field.
812 (DR_SUBVARS): Remove.
813 * tree-dfa.c (dump_subvars_for): Remove.
814 (debug_subvars_for): Likewise.
815 (dump_variable): Do not dump subvars.
816 (remove_referenced_var): Do not remove subvars.
817 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
818 (lookup_subvars_for_var): Remove.
819 (get_subvars_for_var): Likewise.
820 (get_subvars_at): Likewise.
821 (get_first_overlapping_subvar): Likewise.
822 (overlap_subvar): Likewise.
823 * tree-flow.h (subvar_t): Remove.
824 (struct var_ann_d): Remove subvars field.
825 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
826 argument. Remove special handling of SFTs.
827 (compute_tag_properties): Likewise.
828 (set_initial_properties): Likewise.
829 (compute_call_clobbered): Likewise.
830 (count_mem_refs): Likewise.
831 (compute_memory_partitions): Likewise.
832 (compute_flow_insensitive_aliasing): Likewise.
833 (setup_pointers_and_addressables): Likewise.
834 (new_type_alias): Likewise.
835 (struct used_part): Remove.
836 (used_portions): Likewise.
837 (struct used_part_map): Likewise.
838 (used_part_map_eq): Likewise.
839 (used_part_map_hash): Likewise.
840 (free_used_part_map): Likewise.
841 (up_lookup): Likewise.
842 (up_insert): Likewise.
843 (get_or_create_used_part_for): Likewise.
844 (create_sft): Likewise.
845 (create_overlap_variables_for): Likewise.
846 (find_used_portions): Likewise.
847 (create_structure_vars): Likewise.
848 * tree.def (STRUCT_FIELD_TAG): Remove.
849 * tree.h (MTAG_P): Adjust.
850 (struct tree_memory_tag): Remove base_for_components and
851 unpartitionable flags.
852 (struct tree_struct_field_tag): Remove.
853 (SFT_PARENT_VAR): Likewise.
854 (SFT_OFFSET): Likewise.
855 (SFT_SIZE): Likewise.
856 (SFT_NONADDRESSABLE_P): Likewise.
857 (SFT_ALIAS_SET): Likewise.
858 (SFT_UNPARTITIONABLE_P): Likewise.
859 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
860 (union tree_node): Remove sft field.
861 * alias.c (get_alias_set): Remove special handling of SFTs.
862 * print-tree.c (print_node): Remove handling of SFTs.
863 * tree-dump.c (dequeue_and_dump): Likewise.
864 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
865 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
866 * tree-predcom.c (set_alias_info): Do not set subvars.
867 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
868 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
869 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
870 (add_vars_for_offset): Remove.
871 (add_virtual_operand): Remove special handling of SFTs.
872 (add_call_clobber_ops): Likewise.
873 (add_call_read_ops): Likewise.
874 (get_asm_expr_operands): Likewise.
875 (get_modify_stmt_operands): Likewise.
876 (get_expr_operands): Likewise.
877 (add_to_addressable_set): Likewise.
878 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
879 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
880 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
881 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
882 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
883 (tree_node_structure): Likewise.
884 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
886 (find_what_p_points_to): Likewise.
888 2008-05-08 Sa Liu <saliu@de.ibm.com>
890 * config/spu/spu.md: Fixed subti3 pattern.
892 2008-05-08 Richard Guenther <rguenther@suse.de>
895 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
896 sure to create a representative for trailing arrays for PTA.
898 2008-05-08 Richard Guenther <rguenther@suse.de>
901 * fold-const.c (operand_equal_p): Two objects which types
902 differ in pointerness are not equal.
904 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
906 * calls.c (compute_argument_block_size): Add argument tree fndecl.
907 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
908 (emit_library_call_value_1): Add new variable fndecl initialized by
909 NULL_TREE. It should be the decl type of orgfun, but this information
910 seems not to be available here, so it uses the default calling abi.
911 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
912 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
913 by TARGET_RETURN_IN_MEMORY.
914 * config/i386/i386-interix.h: Likewise.
915 * config/i386/i386.h: Likewise.
916 * config/i386/i386elf.h: Likewise.
917 * config/i386/ptx4-i.h: Likewise.
918 * config/i386/sol2-10.h: Likewise.
919 * config/i386/sysv4.h: Likewise.
920 * config/i386/vx-common.h: Likewise.
921 * config/cris/cris.h: Removed #if 0 clause.
922 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
923 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
925 (ix86_sol10_return_in_memory): Likewise.
926 (ix86_i386elf_return_in_memory): New.
927 (ix86_i386interix_return_in_memory): New.
928 * config/mt/mt-protos.h (mt_return_in_memory): New.
929 * config/mt/mt.c: Likewise.
930 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
931 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
932 * config/bfin/bfin.h: Likewise.
933 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
935 * config/bfin/bfin.c: Likewise.
936 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
937 * config/alpha/unicosmk.h: Likewise.
938 * config/i386/cygming.h: Likewise.
939 * config/iq2000/iq2000.h: Likewise.
940 * config/mips/mips.h: Likewise.
941 * config/mn10300/mn10300.h: Likewise.
942 * config/rs6000/rs6000.h: Likewise.
943 * config/score/score.h: Likewise.
944 * config/spu/spu.h: Likewise.
945 * config/v850/v850.h: Likewise.
946 * defaults.h: Likewise.
947 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
948 * expr.c (emit_block_move): Adjust use of
949 OUTGOING_REG_PARM_STACK_SPACE.
950 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
951 OUTGOING_REG_PARM_STACK_SPACE.
952 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
954 2008-05-08 Jakub Jelinek <jakub@redhat.com>
956 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
957 on OMP_RETURN for OMP_FOR.
960 * dwarf2out.c (dw_expand_expr, common_check): Removed.
961 (fortran_common): New function.
962 (gen_variable_die): Call fortran_common instead of common_check,
963 adjust for it returning tree instead of rtx. Formatting.
965 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
969 * see.c (see_copy_insn): Copy new pure const attributes for new call.
970 * c-decl.c (merge_decls): Ditto.
971 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
972 to RTL_CONST_OR_PURE_CALL_P.
973 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
974 Initialized DECL_LOOPING_CONST_PURE.
975 (process_call_operands): Set tree_side_effects properly.
976 * tree.h (TREE_READONLY_DECL_P): Removed.
977 (DECL_IS_PURE): Renamed to DECL_PURE_P.
978 (DECL_LOOPING_OR_CONST_P): New macro.
979 (struct tree_function_decl): Added looping_const_or_pure_p.
981 (ECF_LOOPING_OR_CONST_P): New macro.
982 * rtlanal.c (pure_const_p): Removed.
983 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
984 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
986 * ipa-pure-const.c (pure_const_state_e): Added looping field.
987 (check_decl, check_tree, check_call, scan_function): Initialize
989 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
990 (static_execute): Set looping true for recursive functions.
991 Undo setting state to IPA_NEITHER for recursive functions.
993 * ifcvt.c (noce_can_store_speculate_p): Changed
994 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
995 RTL_CONST_OR_PURE_CALL_P.
996 * dse.c (scan_insn): Ditto.
997 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
998 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
999 RTL_CONST_OR_PURE_CALL_P.
1000 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1001 pure_call_p to RTL_CONST_CALL_P.
1002 * gimplify.c (gimplify_call_expr): Clear side effects for
1003 non-looping pure and constant calls.
1004 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1005 (flags_from_decl_or_type): Set ecf flags from decl flags.
1006 (initialize_argument_information): Turn off
1007 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1008 Change const to pure if callee_copies is true rather than just
1010 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1011 way of marking pure calls.
1012 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1013 Remove hack that was supposed to fix pr7335 and remove old
1014 way of marking pure calls.
1015 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1016 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1017 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1018 RTL_CONST_OR_PURE_CALL_P.
1019 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1020 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1021 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1022 * sched-deps.c (schedule_analyze): Ditto.
1023 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1024 return_val field of calls to represent pure and const function info.
1025 (CONST_OR_PURE_CALL_P): Deleted macro.
1026 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1027 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1028 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1030 * tree-optimize.c (execute_fixup_cfg): Added test for
1031 ECF_LOOPING_CONST_OR_PURE.
1032 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1034 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1035 effects for looping pure or const calls.
1036 (verify_gimple_expr): Added verification code.
1037 * config/alpha/alpha.c (alpha_legitimize_address,
1038 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1040 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1041 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1042 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1043 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1044 RTL_CONST_OR_PURE_CALL_P.
1045 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1046 and const calls to be deleted.
1048 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1051 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1052 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1053 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1054 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1055 to handle nonimmediate operands.
1056 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1057 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1058 to handle nonimmediate operands.
1059 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1060 (mmx_pmulhrwv4hi3): New expander. Use
1061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1062 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1063 (sse2_umulv1siv1di3): New expander. Use
1064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1065 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1066 (mmx_eq<mode>3): New expander. Use
1067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1068 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1069 (mmx_uavgv8qi3): New expander. Use
1070 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1071 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1072 (mmx_uavgv4hi3): New expander. Use
1073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1075 * config/i386/sse.md
1076 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1077 to handle nonimmediate operands.
1078 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1079 to handle nonimmediate operands.
1080 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1081 to handle nonimmediate operands.
1082 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1083 to handle nonimmediate operands.
1084 (sse2_unpckhpd_exp): New expander. Use
1085 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1086 (sse2_unpcklpd_exp): New expander. Use
1087 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1088 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1089 to handle nonimmediate operands.
1090 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1091 to handle nonimmediate operands.
1092 (*sse2_<plusminus_insn><mode>3): Rename from
1093 sse2_<plusminus_insn><mode>3 insn pattern.
1094 (sse2_<plusminus_insn><mode>3): New expander. Use
1095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1096 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1097 (sse2_umulv2siv2di3): New expander. Use
1098 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1099 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1100 (sse4_1_mulv2siv2di3): New expander. Use
1101 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1102 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1103 (sse2_pmaddwd): New expander. Use
1104 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1105 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1106 (sse2_eq<mode>3): New expander. Use
1107 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1108 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1109 (sse4_1_eqv2di3): New expander. Use
1110 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1111 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1112 (sse2_uavgv16qi3): New expander. Use
1113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1114 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1115 (sse2_uavgv16qi3): New expander. Use
1116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1117 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1118 (sse2_uavgv8hi3): New expander. Use
1119 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1120 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1121 (ssse3_pmulhrswv8hi3): New expander. Use
1122 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1123 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1124 (ssse3_pmulhrswv4hi3): New expander. Use
1125 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1127 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1128 (<sse>_vmmul<mode>3): Ditto.
1129 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1131 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1132 (ssse3_pmaddubsw): Ditto.
1134 * config/i386/i386.c (struct_builtin_description)
1135 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1136 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1137 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1138 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1139 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1140 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1141 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1142 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1143 (ix86_fixup_binary_operands): Assert that src1
1144 and src2 must have the same mode when swapped.
1145 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1146 and ix86_binary_operator_ok. Do not force operands in registers
1149 2008-05-07 Jan Hubicka <jh@suse.cz>
1151 * cgraph.c (dump_cgraph_node): Update.
1152 * cgraph.h (cgraph_local_info): Break out inline summary.
1153 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1155 * ipa-inline (inline_summary): New accestor function.
1156 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1157 cgraph_decide_inlining, compute_inline_parameters): Update.
1158 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1160 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1162 Cleanup ColdFire scheduling support and add V4 pipeline model.
1164 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1165 (define_attr cpu): Add cfv4 value.
1166 (define_attr type, define_attr type1): Merge into a single 'type'
1167 attribute. Update all uses.
1168 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1169 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1171 (define_attr opx_mem, define_attr opy_mem): Remove.
1172 (define_attr op_mem): Clean up, update comment.
1173 (define_attr size): Use specific values instead of general int.
1174 (define_attr guess, define_attr split): Remove. Update all uses.
1175 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1176 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1177 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1178 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1179 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1180 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1181 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1182 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1183 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1184 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
1185 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
1186 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
1187 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
1188 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
1189 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
1190 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
1191 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
1192 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
1193 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
1194 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
1195 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
1196 Update or set attributes.
1197 (stack_tie): New fake instruction.
1199 * config/m68k/m68k.h (TUNE_CFV4): New macro.
1200 (m68k_sched_attr_size): Update declaration.
1201 (m68k_sched_attr_type2): Remove.
1202 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
1203 Declare new bypass predicates.
1205 * config/m68k/m68k.c (m68k_sched_issue_rate,
1206 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
1208 (TARGET_SCHED_ISSUE_RATE,
1209 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
1210 (override_options): Handle scheduling for ColdFire V4 core.
1211 (m68k_expand_prologue): Emit stack_tie.
1212 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
1213 'OP_TYPE_FPN'. Update all uses.
1214 (sched_guess_p): Remove.
1215 (sched_address_type): Handle symbolic addresses.
1216 (sched_get_operand): New static function.
1217 (sched_operand_type): Merge into sched_attr_op_type.
1218 (sched_attr_op_type): Handle FP registers, handle quick constants,
1220 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
1221 (m68k_sched_attr_size): Update. Move logic to ...
1222 (sched_get_attr_size_int): New static function.
1223 (sched_get_opxy_mem_type): New static function.
1224 (m68k_sched_attr_op_mem): Update.
1225 (m68k_sched_attr_type2): Remove.
1226 (sched_cfv4_bypass_data): New static variable.
1227 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
1228 (m68k_sched_issue_rate): Implement scheduler hook.
1229 (struct _sched_ib: enabled_p): New field.
1230 (m68k_sched_variable_issue): Update. Handle V4.
1231 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
1232 sched_dump_class_func_t, sched_dump_split_class,
1233 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
1234 sched_dump_dfa_class, m68k_sched_dump): Remove.
1235 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
1237 (m68k_sched_init_global): Remove statisctics dumping, introduce
1238 sanity check that all instructions have pipeline reservations. Handle
1240 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1241 Handle ColdFire V4 core.
1242 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
1243 New static functions.
1244 (m68k_sched_address_bypass_p): New bypass predicate.
1245 (sched_get_indexed_address_scale): New static function.
1246 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
1248 * cf.md: Update comments.
1249 (define_attr type2): Remove. Use 'type' attribute instead.
1251 (cf_ib): Rename to cfv123_ib. Update all uses.
1252 (cf_oep): Rename to cfv123_oep. Update all uses.
1253 (cf_chr): Rename to cfv123_chr. Update all uses.
1254 (cf_mem): Rename to cfv123_mem. Update all uses.
1255 (cf_mac): Move to more appropriate place.
1256 (cfv123_guess): New automaton and cpu_unit.
1257 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
1258 Update uses of 'size' attribute. Handle before reload scheduling.
1259 (cfv123_guess): New dummy reservation for unhandled instructions.
1260 (cfv4_*): Pipeline description of ColdFire V4 core.
1261 (ignore): New reservation to handle 'ignore' type.
1263 2008-05-07 Ian Lance Taylor <iant@google.com>
1266 * gimplify.c (find_single_pointer_decl_1): Don't look through
1268 (find_single_pointer_decl): Adjust comments.
1270 2008-05-07 Jakub Jelinek <jakub@redhat.com>
1273 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
1274 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
1277 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
1278 integral type rather than floating point, then VIEW_CONVERT_EXPR
1279 to the floating point type.
1281 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1283 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
1284 TFmode op0 to register.
1286 2008-05-07 Alan Modra <amodra@bigpond.net.au>
1288 * c-decl.c (grokdeclarator): Comment typo.
1290 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
1292 * tree-flow.h: Remove prototype for computed_goto_p.
1293 * tree-cfg.c (computed_goto_p): Make static.
1295 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
1298 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
1299 (contains_aligned_value_p): This. Handle _Decimal128.
1300 (ix86_function_arg_boundary): Only align _Decimal128 to its
1301 natural boundary and handle it properly.
1303 2008-05-06 Martin Jambor <mjambor@suse.cz>
1305 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
1306 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
1307 (ipcp_method_set_orig_node): Removed.
1308 (ipcp_cval_get_cvalue_type): Removed.
1309 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
1310 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
1311 (ipcp_cval_set_cvalue_type): Removed.
1312 (ipcp_cval_get_cvalue): Removed.
1313 (ipcp_cval_set_cvalue): Removed.
1314 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
1315 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
1316 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
1317 (ipcp_cval_meet): Renamed to ipa_lattice_meet
1318 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
1319 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
1320 (ipcp_get_ith_lattice): Changed parameters.
1321 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
1322 (ipcp_lattice_from_jfunc): Changed parameters.
1323 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
1324 (ipcp_method_cval_print): Added temporary variable info.
1325 (ipcp_redirect): Removed already unused local variable caller.
1326 (ipcp_redirect): New temporary variable orig_callee_info
1327 (ipcp_redirect): Removed newly unused local variable callee.
1328 (ipcp_redirect): Removed (a bit confusing) local variable type.
1329 (ipcp_insert_stage): Added local variable info.
1330 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
1332 (ipcp_formal_create): Removed.
1333 (ipcp_method_cval_set): Removed.
1334 (ipcp_propagate_stage): Renamed lattice variables.
1335 (ipcp_method_cval_set_cvalue_type): Removed.
1336 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
1337 (ipcp_print_all_lattices): Changed printed strings to refer to
1338 lattices rather than cvals.
1339 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
1340 (ipcp_propagate_const): Changed formal parameters.
1341 (build_const_val): Changed formal parameters.
1342 (ipcp_insert_stage): Removed useless variable cvalue
1343 (build_const_val): Changed formal parameters.
1344 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
1345 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
1346 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
1347 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
1348 (ipcp_print_func_profile_counts): Changed string from "method" to
1350 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
1351 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
1352 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
1353 (ipcp_structures_print): Renamed to ipcp_print_all_structures
1354 (ipcp_profile_print): Renamed to ipcp_print_profile_data
1355 (ipcp_lat_is_const): Changed parameters and made inline.
1356 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
1357 (ipcp_redirect): Renamed to ipcp_need_redirect_p
1358 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
1359 the predicate condition directly
1360 (ipcp_propagate_stage): Added local variable args. Removed local
1361 variable callee. (Both are mere code simplifications.)
1362 (ipcp_method_dont_insert_const): Renamed to
1363 ipcp_node_not_modifiable_p.
1364 (ipcp_node_not_modifiable_p): Made inline.
1365 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
1366 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
1367 (ipcp_print_all_lattices): Removed variable cvalue
1368 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
1371 2008-05-06 Olivier Hainque <hainque@adacore.com>
1373 * tree-sra.c (try_instantiate_multiple_fields): Early return
1374 if field has POINTER_TYPE.
1376 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
1378 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
1379 by using 'q' specifier for instruction.
1380 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
1382 2008-05-06 Anatoly Sokolov <aesok@post.ru>
1384 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1385 Change mode of zero_extract from QImode to HImode.
1386 (sign bit tests peepholes): (Ditto.).
1388 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/mmx.md: Remove double backslashes from asm templates.
1391 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
1392 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1393 to handle nonimmediate operands.
1394 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
1395 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1396 to handle nonimmediate operands.
1397 (*mmx_<code>v2sf3_finite): New insn pattern.
1398 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
1399 (mmx_<code>v2sf3): New expander. Use
1400 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1401 (mmx_<plusminus_insn><mode>3): New expander. Use
1402 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1403 (*mmx_<plusminus_insn><mode>3): New insn pattern.
1404 (mmx_add<mode>3): Removed.
1405 (mmx_ssadd<mode>3): Ditto.
1406 (mmx_usadd<mode>3): Ditto.
1407 (mmx_sub<mode>3): Ditto.
1408 (mmx_sssub<mode>3): Ditto.
1409 (mmx_ussub<mode>3): Ditto.
1410 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
1411 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
1412 to handle nonimmediate operands.
1413 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
1415 (mmx_smulv4hi3_highpart): New expander. Use
1416 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1417 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
1419 (mmx_umulv4hi3_highpart): New expander. Use
1420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1421 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
1422 (mmx_<code>v4hi3): New expander. Use
1423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1424 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
1425 (mmx_<code>v8qi3): New expander. Use
1426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1427 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
1428 (mmx_<code><mode>3): New expander. Use
1429 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1431 2008-05-05 Jan Hubicka <jh@suse.cz>
1433 PR tree-optimization/36118
1434 * passes.c (pass_init_dump_file): Fix dump header.
1436 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1439 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
1440 VCE for function decls.
1442 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1444 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
1446 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
1448 * config/i386/i386.md (sat_plusminus): New.
1449 (plusminus_insn): Likewise.
1450 (plusminus_mnemonic): Likewise.
1452 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
1453 (*<addsub><mode>3_cc_overflow): Renamed to ...
1454 (*<plusminus_insn><mode>3_cc_overflow): This.
1455 (*<addsub>si3_zext_cc_overflow): Renamed to ...
1456 (*<plusminus_insn>si3_zext_cc_overflow): This.
1458 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
1459 (<plusminus_insn><mode>3): This.
1460 (*<addsub><mode>3): Renamed to ...
1461 (*<plusminus_insn><mode>3): This.
1462 (<sse>_vm<addsub><mode>3): Renamed to ...
1463 (<sse>_vm<plusminus_insn><mode>3): This.
1464 (sse3_h<addsub>v4sf3): Renamed to ...
1465 (sse3_h<plusminus_insn>v4sf3): This.
1466 (sse3_h<addsub>v2df3): Renamed to ...
1467 (sse3_h<plusminus_insn>v2df3): This.
1468 (<plusminus_insn><mode>3): New.
1469 (*<plusminus_insn><mode>3): Likewise.
1470 (sse2_<plusminus_insn><mode>3): Likewise.
1471 (add<mode>): Removed.
1472 (*add<mode>3): Likewise.
1473 (sse2_ssadd<mode>3): Likewise.
1474 (sse2_usadd<mode>3): Likewise.
1475 (sub<mode>3): Likewise.
1476 (*sub<mode>3): Likewise.
1477 (sse2_sssub<mode>3): Likewise.
1478 (sse2_ussub<mode>3): Likewise.
1480 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
1482 * gthr-single.h: Add in required interface elements as per gthr.h.
1483 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
1484 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
1485 Generalize UNUSED macro.
1486 (__gthread_once): Add.
1487 (__gthread_key_create): Add.
1488 (__gthread_key_delete): Add.
1489 (__gthread_getspecific): Add.
1490 (__gthread_setspecific): Add.
1492 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
1494 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
1495 the same size types for the indirect reference on the rhs, then
1498 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
1500 * config/i386/i386.md
1501 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
1502 one insn template instead of template series.
1503 (*xordi_1_rex64): Ditto.
1504 (*xordi_2_rex64): Ditto.
1506 2008-05-05 Ira Rosen <irar@il.ibm.com>
1508 PR tree-optimization/36119
1509 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
1512 2008-06-04 Jan Hubicka <jh@suse.cz>
1514 tree-optimization/36100
1515 * tree-pass.h (pass_O0_always_inline): Declare.
1516 * ipa-inline.c (inline_transform): Remove dead code.
1517 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
1518 pass_O0_always_inline): New.
1519 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
1521 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
1523 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
1524 mnemonic in this_param move for TARGET_64BIT.
1526 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
1528 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
1529 (*strmovsi_rex_1): Ditto.
1530 (*strsetsi_1): Ditto.
1531 (*strsetsi_rex_1): Ditto.
1533 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
1534 adddicc expanders using SWI mode iterator.
1536 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
1539 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
1542 2008-05-04 David S. Miller <davem@davemloft.net>
1544 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
1545 (sparc*-*-linux*): Use linux.h in tm_file.
1546 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
1547 compiler defaulting to 32-bit.
1548 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
1550 * config/sparc/linux.h: Remove definitions now obtained
1551 properly from linux.h
1552 * config/sparc/linux64.h: Likewise.
1553 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
1554 don't want this setting for 32-bit builds in a biarch compiler.
1555 * doc/install.texi: Add sparc-linux to list of targets
1556 supporting --enable-targets=all.
1558 2008-05-03 Andrew Pinski <pinskia@gmail.com>
1560 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
1562 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
1564 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
1565 after V4SI_FTYPE_V8HI.
1566 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
1567 case V4SI_FTYPE_V2DF.
1569 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
1571 * doc/invoke.texi (max-flow-memory-locations): Removed.
1572 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
1574 2008-05-03 Richard Guenther <rguenther@suse.de>
1577 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
1579 2008-05-02 David S. Miller <davem@davemloft.net>
1581 * config.gcc (need_64bit_hwint): Document libcpp dependency.
1583 2008-05-02 Simon Baldwin <simonb@google.com>
1586 * c-common.h (warn_array_subscript_range): Removed.
1587 * c-common.c (warn_array_subscript_range): Ditto.
1588 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
1589 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
1591 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1593 * config/i386/i386.c (ix86_special_builtin_type): New.
1594 (bdesc_special_args): Likewise.
1595 (ix86_expand_special_args_builtin): Likewise.
1596 (ix86_init_mmx_sse_builtins): Updated.
1597 (ix86_expand_builtin): Updated.
1598 (ix86_expand_store_builtin): Removed.
1599 (ix86_expand_unop_builtin): Likewise.
1601 * config/i386/mm3dnow.h (__v2sf): Moved to ...
1602 * config/i386/mmintrin.h (__v2sf): Here.
1604 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
1606 (_mm_loadl_pi): Likewise.
1607 (_mm_storeh_pi): Replace __v2si with __v2sf.
1608 (_mm_storel_pi): Likewise.
1610 * doc/extend.texi: Correct __builtin_ia32_loadhps,
1611 __builtin_ia32_loadlps, __builtin_ia32_storehps,
1612 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
1613 __builtin_ia32_loadlpd.
1615 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
1617 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
1618 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
1619 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
1620 (ix86_init_mmx_sse_builtins): Updated.
1621 (ix86_expand_args_builtin): Likewise.
1622 (ix86_expand_builtin): Likewise.
1623 (ix86_expand_unop1_builtin): Renamed to ...
1624 (ix86_expand_unop_vec_merge_builtin): This.
1626 2008-05-01 Jan Hubicka <jh@suse.cz>
1629 * ipa-inline.c (inline_generate_summary): Make static.
1630 (inline_transform): Do not call inlining at -O0; make static.
1631 * passes.c (execute_todo): Add sanity check.
1632 (execute_one_ipa_transform_pass): Execute proper flags.
1634 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
1636 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
1637 (DECL_NONADDRESSABLE_P): Likewise.
1638 * alias.c (record_component_aliases): Fix comment.
1640 2008-05-01 Simon Baldwin <simonb@google.com>
1642 * c-common.h (warn_array_subscript_range): New function.
1643 * c-common.c (warn_array_subscript_range): Ditto.
1644 * tree-vrp.c (check_array_ref): Corrected code to agree with
1645 comment, ignoring only arrays of size 0 or size 1.
1646 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
1648 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1650 * config/i386/i386.c (ix86_builtin_type): Replace
1651 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
1652 (bdesc_args): Updated.
1653 (ix86_init_mmx_sse_builtins): Likewise.
1654 (ix86_expand_args_builtin): Likewise.
1656 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
1659 * doc/extend.texi: Correct __builtin_ia32_palignr.
1661 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1664 * config/i386/i386.c (bdesc_crc32): Removed.
1665 (ix86_expand_crc32): Likewise.
1666 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
1667 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
1668 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
1669 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
1670 UINT_FTYPE_UINT_UCHAR.
1671 (bdesc_args): Updated. Add crc32 builtins.
1672 (ix86_init_mmx_sse_builtins): Updated.
1673 (ix86_expand_args_builtin): Updated to support subreg.
1675 * doc/extend.texi: Correct __builtin_ia32_crc32di.
1677 2008-05-01 Jan Hubicka <jh@suse.cz>
1679 * tree-pass.h (opt_pass): Add IPA_PASS.
1680 (varpool_node, cgraph_node): Forward declare.
1681 (ipa_opt_pass): Define.
1682 (pass_ipa_inline): Turn into ipa_opt_pass.
1683 (pass_apply_inline): Remove.
1684 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
1685 (apply_inline): Turn into ....
1686 (inline_transform): ... this one.
1687 (inline_generate_summary): New function.
1688 (pass_apply_inline): Remove.
1689 * function.h (ipa_opt_pass): Forward declare structure; typedef;
1691 (struct function): Add ipa_transforms_to_apply.
1692 * passes.c (register_one_dump_file): Work on IPA_PASS.
1693 (init_optimization_passes): Remove pass_inline_parameters and
1695 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
1696 (execute_one_pass) ... here; apply transforms when possible.
1697 (add_ipa_transform_pass, execute_ipa_summary_asses,
1698 execute_one_ipa_transform_pass): New.
1699 (execute_ipa_pass_list): Update for IPA_PASS type.
1701 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1703 * config/i386/i386.c (ix86_builtin_type): Add
1704 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
1705 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
1706 (bdesc_args): Add SSE4a builtins.
1707 (ix86_init_mmx_sse_builtins): Updated.
1708 (ix86_expand_args_builtin): Likewise.
1709 (ix86_expand_builtin): Likewise.
1711 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
1713 * config/i386/i386.c (ix86_builtin_type): Add
1714 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
1715 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
1716 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
1717 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
1718 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
1719 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
1720 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
1721 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
1722 and DI_FTYPE_DI_DI_INT.
1723 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
1724 (ix86_init_mmx_sse_builtins): Updated.
1725 (ix86_expand_args_builtin): Likewise.
1726 (ix86_expand_builtin): Likewise.
1727 (ix86_expand_binop_imm_builtin): Removed.
1729 * doc/extend.texi: Correct __builtin_ia32_palignr128.
1731 2008-04-30 Richard Guenther <rguenther@suse.de>
1733 PR tree-optimization/32921
1734 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1736 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1738 * config/arm/arm.c (arm_unwind_emit): Use
1739 crtl->all_throwers_are_sibcalls instead of
1740 cfun->all_throwers_are_sibcalls.
1741 (arm_output_fn_unwind): Likewise.
1742 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1743 instead of cfun->uses_pic_offset_table.
1744 (frv_expand_prologue): Likewise.
1745 (frv_frame_pointer_required): Likewise.
1746 (frv_expand_fdpic_call): Likewise.
1747 (frv_emit_movsi): Likewise.
1748 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1749 cfun->returns_pcc_struct instead of
1750 current_function_returns_pcc_struct.
1751 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1752 instead of cfun->calls_eh_return.
1753 (m32c_pushm_popm): Likewise.
1754 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1755 "extern" declaration.
1757 2008-04-30 Richard Guenther <rguenther@suse.de>
1759 PR tree-optimization/21636
1760 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1762 (evaluate_stmt): Print the likely value.
1763 (ccp_visit_stmt): Avoid excessive vertical spacing.
1765 2008-04-30 Rafael Espindola <espindola@google.com>
1767 * builtins.c (fold_call_expr): Return realret.
1768 * tree-ssa-threadedge.c
1769 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1770 __builtin_object_size.
1772 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1774 * gcc.c (wrapper_string): New variable.
1775 (insert_wrapper): New function.
1776 (execute): New option -wrapper.
1777 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1779 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1781 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1782 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1783 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1785 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1786 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1787 config/rs6000/e500crtres64gprctr.asm,
1788 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1789 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1790 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1791 config/rs6000/e500crtsav64gprctr.asm,
1792 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1793 config/rs6000/e500crtsavg64gprctr.asm: New files.
1794 * config/rs6000/t-ppccomm: Add build rules for new files.
1795 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1796 * config/rs6000/t-netbsd: Add build rules for new files.
1797 (LIB2FUNCS_STATIC_EXTRA): New variable.
1798 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1799 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1800 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1802 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1804 * config/i386/i386.c (ix86_builtin_type): Add
1805 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1806 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1807 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1808 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1809 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1810 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1811 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1812 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1813 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1814 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1815 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1816 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1817 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1818 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1819 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1820 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1821 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1822 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1823 V1DI_FTYPE_V2SI_V2SI.
1824 (bdesc_2arg): Moved to ...
1826 (ix86_init_mmx_sse_builtins): Updated.
1827 (ix86_expand_args_builtin): Updated. Take a pointer
1828 to const struct builtin_description. Handle comparison
1830 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1831 (ix86_expand_builtin): Updated.
1833 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1834 (ssse3_pmaddubsw128): This.
1835 (ssse3_pmaddubswv4hi3): Renamed to ...
1836 (ssse3_pmaddubsw): This.
1838 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1839 (__builtin_ia32_packssdw128): Likewise.
1840 (__builtin_ia32_packuswb128): Likewise.
1841 (__builtin_ia32_pmaddubsw): Likewise.
1842 (__builtin_ia32_pmaddubsw128): Likewise.
1844 2008-04-30 Richard Guenther <rguenther@suse.de>
1846 PR tree-optimization/14847
1847 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1848 (recognize_bits_test): Use it.
1849 (recognize_single_bit_test): Likewise.
1851 2008-04-30 Martin Jambor <mjambor@suse.cz>
1853 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1854 instead of setting number of formal parameters to zero.
1855 (ipcp_init_stage): Do not set the number of actual parameters to zero
1857 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1858 which are called with variable number of arguments.
1859 (ipcp_insert_stage): Explicitely skipping all nodes which are
1860 called with variable number of arguments.
1861 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1862 number of parameters.
1864 * ipa-prop.h (struct ipa_node_params): Added flag
1865 called_with_var_arguments
1866 (ipa_set_param_count): Added. Changed sole setter to use it.
1867 (ipa_get_param_count): Added. All readers of param_count
1868 converted to use it instead.
1869 (ipa_set_called_with_variable_arg): Added.
1870 (ipa_is_called_with_var_arguments): Added.
1871 (ipa_get_ith_param): Added. All readers of param_decls converted
1873 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1875 (ipa_get_cs_argument_count): Added, all readers of argument_count
1877 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1880 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1881 (struct ipcp_lattice): Renamed cval_type to type
1882 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1884 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1885 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1886 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1887 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1888 (build_const_val): Changed the type of parameter cvalue to tree
1889 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1890 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1892 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1895 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1896 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1897 (ipa_add_method): Renamed to ipa_push_func_to_list
1898 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1899 (ipa_callsite_param_count): Removed.
1900 (ipa_callsite_param_count_set): Removed.
1901 (ipa_callsite_param): Removed.
1902 (ipa_callsite_callee): Removed.
1903 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1904 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1905 (ipa_method_formal_count): Removed.
1906 (ipa_method_formal_count_set): Removed.
1907 (ipa_method_get_tree): Removed.
1908 (ipa_method_tree_map_create): Removed.
1909 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1910 (ipa_create_param_decls_array): Creates the array itself
1911 (ipa_create_param_decls_array): Temporary variable info instead of
1913 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1914 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1915 (get_type): Removed.
1916 (ipa_jf_get_info_type): Removed.
1917 (ipa_node_create): Renamed to ipa_create_node_params
1918 (ipa_free): Renamed to ipa_free_all_node_params
1919 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1920 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1921 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1922 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1923 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1924 ipa_free_all_edge_args
1925 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1926 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1927 (ipa_create_methodlist_node): Removed.
1928 (ipa_methodlist_method): Removed.
1929 (ipa_methodlist_method_set): Removed.
1930 (ipa_methodlist_next_method): Removed.
1931 (ipa_methodlist_next_method_set): Removed.
1932 (ipa_method_is_modified): Removed.
1933 (ipa_method_modify_create): Removed.
1934 (ipa_method_modify_init): Temporary variable info instead of a few
1936 (ipa_detect_param_modifications): Temporary variable info instead of
1938 (ipa_compute_jump_functions): Temporary variable info instead of
1940 (ipa_method_modify_set): Removed.
1941 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1942 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1943 than craph_node as the first parameter.
1944 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1945 (ipa_method_modify_init): Removed.
1946 (ipa_compute_jump_functions): Added a temp variable instead of
1947 repeatadly dereferencing the cgraph_edge.aux pointer
1948 (ipa_callsite_param_set_type): Removed.
1949 (ipa_compute_jump_functions): i renamed to index and moved to
1951 (ipa_callsite_param_set_info_type_formal): Removed.
1952 (ipa_callsite_param_set_info_type): Removed.
1953 (ipa_callsite_param_map_create): Removed.
1954 (ipa_callsite_tree): Removed.
1955 (ipa_callsite_caller): Removed.
1956 (ipa_pop_func_from_list): return_method removed to return_func
1958 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1959 prefixed all values with IPA_. Changed all users.
1960 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1961 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1962 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1963 (union parameter_info): Renamed to jump_func_value.
1964 (union jump_func_value): Renamed value to constant
1965 (struct ipa_jump_func): Renamed info_type to value
1966 (struct ipa_node): Renamed to ipa_node_params
1967 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1968 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1969 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1970 (struct ipa_edge): Renamed to ipa_edge_args
1971 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1972 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1973 (struct ipa_methodlist): Renamed to ipa_func_list
1974 (struct ipa_func_list): method_p renamed to node, next_method
1976 (ipa_methodlist_p): Removed, switched all users to struct pointer
1977 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1979 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1981 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1982 (rs6000_emit_epilogue): Use backchain to restore only when we
1983 have a large frame. Make use of frame pointer to restore if we
1984 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1986 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1988 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1989 Add mode to zero_extract.
1990 (sign bit tests peepholes): (Ditto.).
1992 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1994 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1995 Instructions in comments with SSE3.
1996 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1997 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1998 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1999 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2000 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2001 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2002 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2003 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2004 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2005 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2006 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2007 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2008 (bdesc_sse_args): Renamed to ...
2009 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2010 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2011 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2013 (bdesc_1arg): Moved to ...
2015 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2016 Instructions in comments with SSE3.
2017 (ix86_expand_sse_operands_builtin): Renamed to ...
2018 (ix86_expand_args_builtin): This. Updated.
2019 (ix86_expand_unop1_builtin): Update comments.
2020 (ix86_expand_builtin): Updated.
2022 2008-04-29 Richard Guenther <rguenther@suse.de>
2024 PR tree-optimization/36078
2025 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2026 Update virtual SSA form after cleaning up the CFG.
2028 2008-04-29 Richard Guenther <rguenther@suse.de>
2031 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2033 2008-04-29 Richard Guenther <rguenther@suse.de>
2035 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2036 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2037 (compute_flow_insensitive_aliasing): Do not treat
2038 PTR_IS_REF_ALL pointers special.
2039 (get_smt_for): Likewise.
2040 (may_alias_p): Re-structure.
2041 (is_escape_site): A ref-all pointer conversion is not an escape site.
2042 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2043 PTR_IS_REF_ALL pointers special.
2044 * tree-ssa-structalias.h (struct alias_info): Remove
2045 ref_all_symbol_mem_tag field.
2046 (PTR_IS_REF_ALL): Remove.
2048 2008-04-29 Richard Guenther <rguenther@suse.de>
2051 * fold-const.c (extract_muldiv_1): In combining division constants
2052 make sure to never overflow.
2054 2008-04-29 Nick Clifton <nickc@redhat.com>
2056 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2058 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2061 * optc-gen.awk: Work around HP-UX/IA awk bug.
2063 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2065 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2068 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2071 * config/i386/i386.md
2072 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2073 Change operand 1 predicate to nonimmediate_operand.
2075 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2078 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2080 * gengtype.c (walk_type, write_func_for_structure): Handle
2082 * doc/gty.texi: Document chain_circular.
2084 2008-04-28 Richard Guenther <rguenther@suse.de>
2086 PR tree-optimization/36066
2087 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2090 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2093 * config/i386/i386.md
2094 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2095 Use match_scratch instead of match_operand for operands 3 and 4.
2097 2008-04-27 Richard Guenther <rguenther@suse.de>
2099 PR tree-optimization/18754
2100 PR tree-optimization/34223
2101 * tree-pass.h (pass_complete_unrolli): Declare.
2102 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2103 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2104 Rewrite loop into loop closed SSA form if it is not already.
2105 (tree_unroll_loops_completely): Re-structure to iterate over
2106 innermost loops with intermediate CFG cleanups.
2107 Unroll outermost loops only if requested or the code does not grow
2109 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2110 loops are available.
2111 (tree_vectorize): Instead do so here.
2112 (tree_complete_unroll): Also unroll outermost loops.
2113 (tree_complete_unroll_inner): New function.
2114 (gate_tree_complete_unroll_inner): Likewise.
2115 (pass_complete_unrolli): New pass.
2116 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2117 uses outside of the loop.
2118 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2119 form if it is available.
2120 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2121 * passes.c (init_optimization_passes): Schedule complete inner
2122 loop unrolling pass before the first CCP pass after final inlining.
2124 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2126 * targhooks.h (default_emutls_var_fields,
2127 default_emutls_var_init): Declare.
2128 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2129 * target.h (struct gcc_target): Add struct emutls member.
2130 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2131 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2132 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2133 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2134 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2135 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2136 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2137 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2138 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2139 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2140 emit debug information.
2141 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2142 * varasm.c: Include targhooks.h.
2143 (emutls_object_section, emutls_tmpl_section): New.
2144 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2145 (EMUTLS_SEPARATOR): New.
2147 (get_emutls_object_name): New.
2148 (default_emutls_var_fields): New, broken out of ...
2149 (get_emutls_object_type): ... here. Adjust to use target hooks.
2150 (get_emutls_init_templ_addr): Adjust to use target hooks.
2151 (emutls_decl): Adjust to use target hooks.
2152 (emutls_finish): Likewise.
2153 (default_emutls_var_init): New, broken out of ...
2154 (assemble_variable): ... here. Adjust to use target hooks.
2155 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2157 * c-common.c (handle_section_attribute): Prevent overriding
2158 sections for emulated tls with special sections.
2159 * config/i386/i386.c (x86_64_elf_select_section): Add
2160 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2161 (x86_64_elf_unique_section): Likewise.
2162 * config/vxworks.c: Include tree.h.
2163 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2164 (vxworks_override_options): Set TLS scheme.
2165 * doc/tm.texi (Emulated TLS): New node.
2167 2008-04-26 Simon Baldwin <simonb@google.com>
2170 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2171 with propagated string constants.
2173 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2175 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2176 constraint for operand 2 when operand 0 is memory operand.
2177 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2178 operand 0 is memory operand.
2179 (fix_trunc<mode>_i387_with_temp): Ditto.
2180 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2181 operand 2 when operand 1 is memory operand.
2182 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2183 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2184 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
2185 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2186 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
2187 operands 2,3 and 4 when operand 1 is memory operand.
2188 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
2190 (fistdi2_floor_with_temp): Ditto.
2191 (fist<mode>2_floor_with_temp): Ditto.
2192 (fistdi2_ceil_with_temp): Ditto.
2193 (fist<mode>2_ceil_with_temp): Ditto.
2194 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
2196 2008-04-26 David Daney <ddaney@avtrex.com>
2198 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
2200 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
2201 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2202 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2203 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
2204 (compare_and_swap_12): New insn.
2205 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
2206 * config/mips/mips.c (mips_force_binary): New function.
2207 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
2208 (mips_expand_compare_and_swap_12): New function.
2209 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
2211 2008-04-25 Jan Hubicka <jh@suse.cz>
2214 * cfgexpand.c (pass_expand): Turn into RTL pass.
2215 * passes.c (execute_one_pass): Do pass typechecking after execution.
2216 * tree-pass.h (pass_expand): Turn into RTL pass.
2218 * function.h (struct rtl_data): Move here fields
2219 accesses_prior_frames, calls_eh_return, saves_all_registers,
2220 has_nonlocal_goto, has_asm_statement, is_thunk,
2221 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
2222 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
2223 arg_pointer_save_area_init from struct function; turn into bool.
2224 (struct function): Move
2225 calls_eh_return, saves_all_registers, has_nonlocal_goto,
2226 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
2227 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
2228 tail_call_emit, arg_pointer_save_area_init
2229 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
2230 (current_function_returns_struct, current_function_returns_pcc_struct,
2231 current_function_calls_setjmp, current_function_calls_alloca,
2232 current_function_accesses_prior_frames,
2233 current_function_calls_eh_return, current_function_is_thunk,
2234 current_function_stdarg, current_function_profile,
2235 current_function_limit_stack, current_function_uses_pic_offset_table,
2236 current_function_uses_const_pool, current_function_has_nonlocal_label,
2237 current_function_saves_all_registers,
2238 current_function_has_nonlocal_goto,
2239 current_function_has_asm_statement): Remove accesor macros.
2240 * ra-conflict.c (global_conflicts): Update.
2241 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
2242 (suitable_for_tail_call_opt_p): Update.
2243 * builtins.c (expand_builtin_return_addr): Update.
2244 (expand_builtin_setjmp_setup): Update.
2245 (expand_builtin_nonlocal_goto): Update.
2246 * final.c (final_start_function): Update.
2247 (profile_function): Update.
2248 (leaf_function_p): Update.
2249 (only_leaf_regs_used): Update.
2250 * df-scan.c (df_get_exit_block_use_set): Update.
2251 * dojump.c (clear_pending_stack_adjust): Update.
2252 * tree-stdarg.c (gate_optimize_stdarg): Update.
2253 * gimple-low.c (lower_function_body): Update.
2254 * global.c (compute_regsets): Update.
2255 (global_alloc): Update.
2256 * dwarf2out.c (dwarf2out_begin_prologue): Update.
2257 * expr.c (expand_assignment): Update.
2258 * dse.c (dse_step0): Update.
2259 (dse_step1): Update.
2260 * c-decl.c (store_parm_decls): Update.
2261 * local-alloc.c (combine_regs): Update.
2262 (find_free_reg): Update.
2263 * function.c (assign_parms_augmented_arg_list): Update.
2264 (assign_parm_find_data_types): Update.
2265 (assign_parms): Update.
2266 (allocate_struct_function): Update.
2267 (expand_function_start): Update.
2268 (expand_function_end): Update.
2269 (get_arg_pointer_save_area): Update.
2270 (thread_prologue_and_epilogue_insns): Update.
2271 (rest_of_match_asm_constraints): Update.
2272 * stor-layout.c (variable_size): Update.
2273 * gcse.c (gcse_main): Update.
2274 (bypass_jumps): Update.
2275 * gimplify.c (gimplify_function_tree): Update.
2276 * calls.c (emit_call_1): Update.
2277 (expand_call): Update.
2278 * bt-load.c (compute_defs_uses_and_gen): Update.
2279 * except.c (sjlj_assign_call_site_values): Update.
2280 (sjlj_emit_function_enter): Update.
2281 (can_throw_external): Update.
2282 (set_nothrow_function_flags): Update.
2283 (expand_builtin_unwind_init): Update.
2284 (expand_eh_return): Update.
2285 (convert_to_eh_region_ranges): Update.
2286 (output_function_exception_table): Update.
2287 * emit-rtl.c (gen_tmp_stack_mem): Update.
2288 * cfgexpand.c (expand_used_vars): Update.
2289 (tree_expand_cfg): Update.
2290 * cfgcleanup.c (rest_of_handle_jump): Update.
2291 * explow.c (allocate_dynamic_stack_space): Update.
2292 * varasm.c (assemble_start_function): Update.
2293 (force_const_mem): Update.
2294 (mark_constant_pool): Update.
2295 * tree-optimize.c (tree_rest_of_compilation): Update.
2296 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
2297 * tree-cfg.c (notice_special_calls): Update.
2298 (is_ctrl_altering_stmt): Update.
2299 (tree_can_make_abnormal_goto): Update.
2300 (tree_purge_dead_abnormal_call_edges): Update.
2301 * config/alpha/predicates.md: Update.
2302 * config/alpha/alpha.c (alpha_sa_mask): Update.
2303 (alpha_sa_size): Update.
2304 (alpha_does_function_need_gp): Update.
2305 (alpha_expand_prologue): Update.
2306 (alpha_start_function): Update.
2307 (alpha_output_function_end_prologue): Update.
2308 (alpha_expand_epilogue): Update.
2309 * config/frv/frv.c (frv_stack_info): Update.
2310 (frv_expand_epilogue): Update.
2311 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
2312 (s390_register_info): Update.
2313 (s390_frame_info): Update.
2314 (s390_init_frame_layout): Update.
2315 (s390_can_eliminate): Update.
2316 (save_gprs): Update.
2317 * config/spu/spu.c (spu_split_immediate): Update.
2318 (need_to_save_reg): Update.
2319 (spu_expand_prologue): Update.
2320 (spu_expand_epilogue): Update.
2321 * config/sparc/sparc.md: Update.
2322 * config/sparc/sparc.c (eligible_for_return_delay): Update.
2323 (sparc_tls_got): Update.
2324 (legitimize_pic_address): Update.
2325 (sparc_emit_call_insn): Update.
2326 (sparc_expand_prologue): Update.
2327 (output_return): Update.
2328 (print_operand): Update.
2329 (sparc_function_ok_for_sibcall): Update.
2330 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
2331 * config/m32r/m32r.md: Update.
2332 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
2333 (m32r_compute_frame_size): Update.
2334 (m32r_expand_prologue): Update.
2335 (m32r_expand_epilogue): Update.
2336 (m32r_legitimize_pic_address): Update.
2337 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
2338 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2339 * config/i386/i386.c (ix86_frame_pointer_required): Update.
2341 (ix86_save_reg): Update.
2342 (ix86_compute_frame_layout): Update.
2343 (ix86_expand_prologue): Update.
2344 (ix86_expand_epilogue): Update.
2345 * config/sh/sh.c (output_stack_adjust): Update.
2346 (calc_live_regs): Update.
2347 (sh5_schedule_saves): Update.
2348 (sh_expand_prologue): Update.
2349 (sh_expand_epilogue): Update.
2350 (sh_setup_incoming_varargs): Update.
2351 (sh_allocate_initial_value): Update.
2352 (sh_get_pr_initial_val): Update.
2353 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
2354 * config/sh/sh.md (label:): Update.
2355 * config/avr/avr.c (out_movhi_mr_r): Update.
2356 * config/crx/crx.h (enum): Update.
2357 * config/xtensa/xtensa.h (along): Update.
2358 * config/stormy16/stormy16.c Update.
2359 (xstormy16_compute_stack_layout): Update.
2360 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
2361 (fr30_expand_prologue): Update.
2362 * config/cris/cris.c (cris_conditional_register_usage): Update.
2363 (cris_reg_saved_in_regsave_area): Update.
2364 (cris_initial_frame_pointer_offset): Update.
2365 (cris_simple_epilogue): Update.
2366 (cris_expand_prologue): Update.
2367 (cris_expand_epilogue): Update.
2368 (cris_expand_pic_call_address): Update.
2369 (cris_asm_output_symbol_ref): Update.
2370 (cris_asm_output_label_ref): Update.
2371 * config/cris/cris.md Update.
2372 * config/iq2000/iq2000.c (compute_frame_size): Update.
2373 (iq2000_expand_epilogue): Update.
2374 * config/mt/mt.h (save_direction): Update.
2375 * config/mn10300/mn10300.c (mn10300_function_value): Update.
2376 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2377 (ia64_secondary_reload_class): Update.
2378 * config/m68k/m68k.c (m68k_save_reg): Update.
2379 (m68k_expand_prologue): Update.
2380 (m68k_expand_epilogue): Update.
2381 (legitimize_pic_address): Update.
2382 * config/rs6000/rs6000.c (rs6000_got_register): Update.
2383 (first_reg_to_save): Update.
2384 (first_altivec_reg_to_save): Update.
2385 (compute_vrsave_mask): Update.
2386 (compute_save_world_info): Update.
2387 (rs6000_stack_info): Update.
2388 (spe_func_has_64bit_regs_p): Update.
2389 (rs6000_ra_ever_killed): Update.
2390 (rs6000_emit_eh_reg_restore): Update.
2391 (rs6000_emit_allocate_stack): Update.
2392 (rs6000_emit_prologue): Update.
2393 (rs6000_emit_epilogue): Update.
2394 (rs6000_output_function_epilogue): Update.
2395 (output_profile_hook): Update.
2396 (rs6000_elf_declare_function_name): Update.
2397 * config/rs6000/rs6000.h (rs6000_args): Update.
2398 * config/rs6000/rs6000.md: Update.
2399 * config/mcore/mcore.c (mcore_expand_prolog): Update.
2400 * config/arc/arc.c (arc_output_function_epilogue): Update.
2401 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
2402 * config/darwin.c (machopic_function_base_name): Update.
2403 * config/score/score3.c (score3_compute_frame_size): Update.
2406 (score3_epilogue): Update.
2407 * config/score/score7.c (score7_compute_frame_size): Update.
2408 (score7_prologue): Update.
2409 (score7_epilogue): Update.
2410 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
2411 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
2412 * config/arm/arm.c (use_return_insn): Update.
2413 (require_pic_register): Update.
2414 (arm_load_pic_register): Update.
2415 (arm_compute_save_reg0_reg12_mask): Update.
2416 (arm_compute_save_reg_mask): Update.
2417 (thumb1_compute_save_reg_mask): Update.
2418 (output_return_instruction): Update.
2419 (arm_output_function_prologue): Update.
2420 (arm_output_epilogue): Update.
2421 (arm_get_frame_offsets): Update.
2422 (arm_expand_prologue): Update.
2423 (thumb_pushpop): Update.
2424 (thumb_exit): Update.
2425 (thumb1_expand_prologue): Update.
2426 (thumb1_expand_epilogue): Update.
2427 (arm_unwind_emit): Update.
2428 (arm_output_fn_unwind): Update.
2429 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
2430 * config/arm/arm.md: Update.
2431 * config/pa/pa.md: Update.
2432 * config/pa/pa.c (legitimize_pic_address): Update.
2433 (compute_frame_size): Update.
2434 (hppa_expand_prologue): Update.
2435 (hppa_expand_epilogue): Update.
2436 (borx_reg_operand): Update.
2437 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
2438 (HARD_REGNO_RENAME_OK): Update.
2439 * config/mips/mips.c (mips_global_pointer): Update.
2440 (mips_save_reg_p): Update.
2441 (mips_compute_frame_info): Update.
2442 (mips_frame_pointer_required): Update.
2443 (mips_expand_prologue): Update.
2444 (mips_expand_epilogue): Update.
2445 (mips_can_use_return_insn): Update.
2446 (mips_reorg_process_insns): Update.
2447 * config/v850/v850.c (compute_register_save_size): Update.
2448 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
2449 * config/mmix/mmix.c (along): Update.
2450 (mmix_expand_epilogue): Update.
2451 * config/bfin/bfin.c (legitimize_pic_address): Update.
2452 (must_save_p): Update.
2453 (stack_frame_needed_p): Update.
2454 (add_to_reg): Update.
2455 (bfin_expand_prologue): Update.
2456 * stmt.c (expand_asm_operands): Update.
2457 * reload1.c (reload): Update.
2458 (init_elim_table): Update.
2460 2008-04-25 Bob Wilson <bob.wilson@acm.org>
2462 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
2464 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
2466 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
2467 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
2468 (mov<mode>): Removed.
2469 (*movv4sf_internal): Likewise.
2470 (*movv2df_internal): Likewise.
2472 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
2474 * config.gcc (crx-*-elf): Remove deprecation.
2476 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
2478 * config/i386/cygming-crtend.c (register_frame_ctor): Register
2479 __gcc_deregister_frame with atexit.
2480 (deregister_frame_dtor): Remove.
2482 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
2483 Nathan Sidwell <nathan@codesourcery.com>
2485 * config/rs6000/rs6000.opt (mspe): Remove Var property.
2487 * config/rs6000/rs6000.h (rs6000_spe): Declare.
2488 (rs6000_isel): Likewise.
2489 * config/rs6000/rs6000.c (rs6000_spe): New variable.
2490 (rs6000_isel): New variable.
2491 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
2493 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2496 * c-common.c (handle_vector_size_attribute): Call
2497 lang_hooks.types.reconstruct_complex_type instead of
2498 reconstruct_complex_type.
2499 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
2500 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
2501 * langhooks.h (struct lang_hooks_for_types): Add
2502 reconstruct_complex_type hook.
2503 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
2504 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
2506 2008-04-24 Richard Guenther <rguenther@suse.de>
2508 * c-common.h (check_builtin_function_arguments): Declare.
2509 * c-common.c (validate_nargs): New function.
2510 (check_builtin_function_arguments): Likewise.
2511 * c-typeck.c (build_function_call): Call
2512 check_builtin_function_arguments.
2513 * builtins.c (fold_builtin_classify): Remove error reporting code.
2514 (fold_builtin_unordered_cmp): Likewise.
2515 (fold_builtin_1): Likewise.
2516 (fold_builtin_n): Likewise.
2518 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2520 PR tree-optimization/36008
2521 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
2522 the original op1, rather than delta by step.
2524 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
2525 Sebastian Pop <sebastian.pop@amd.com>
2527 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
2528 eliminate_local_variables_stmt, eliminate_local_variables,
2529 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
2530 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
2531 of code delimited by two edges in the CFG.
2532 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
2533 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
2534 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
2535 the case of parallelisation of reductions.
2536 (expr_invariant_in_region_p): New.
2538 * tree-flow.h (gather_blocks_in_sese_region): Declared.
2539 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
2541 2008-04-24 Ira Rosen <irar@il.ibm.com>
2542 Richard Guenther <rguenther@suse.de>
2544 PR tree-optimization/36034
2545 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
2546 incapable of dealing with loads with gaps.
2548 2008-04-24 Rafael Espindola <espindola@google.com>
2550 * tree-flow.h (vrp_evaluate_conditional): Change signature.
2551 * tree-ssa-propagate.c (fold_predicate_in): Update call to
2552 vrp_evaluate_conditional.
2553 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
2554 (vrp_evaluate_conditional): Split the cond argument.
2555 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
2556 (simplify_stmt_for_jump_threading): Update call to
2557 vrp_evaluate_conditional.
2559 2008-04-24 Ira Rosen <irar@il.ibm.com>
2561 PR tree-optimization/35982
2562 * tree-vect-analyze.c (vect_check_interleaving): Check that the
2563 interleaved data-refs are of the same type.
2565 2008-04-24 Danny Smith <dannysmith@users.net>
2567 * c-format.c (check_format_info_main): Use strncmp rather than a
2568 magic prefix to handle multichar length specs.
2569 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
2570 Don't prefix "I64" and "I32" with '\0'.
2572 2008-04-24 Jakub Jelinek <jakub@redhat.com>
2575 * config/i386/i386.c (init_cumulative_args): Don't pass anything
2576 in registers for -m32 only if stdarg_p (fntype).
2578 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
2580 PR rtl-optimization/36006
2581 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
2582 temp to op0 in order to avoid invalid rtx sharing.
2584 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
2586 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
2587 check TREE_INVARIANT.
2588 * tree-gimple.c (is_gimple_address): New.
2589 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
2590 * tree-gimple.h (is_gimple_address): New.
2591 * tree.h (decl_address_invariant_p): New.
2592 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
2593 (build_string): Likewise.
2594 (decl_address_invariant_p): New, from is_gimple_invariant_address.
2595 (tree_invariant_p_1): Likewise.
2596 (save_expr): Use it.
2597 (tree_invariant_p): New.
2598 (skip_simple_arithmetic): Use it.
2599 (stabilize_reference_1): Use it.
2600 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
2602 (build1_stat): Drop code to compute TREE_INVARIANT.
2603 (build2_stat): Drop code to compute TREE_INVARIANT.
2604 (build3_stat): Drop code to compute TREE_INVARIANT.
2605 (build4_stat): Drop code to compute TREE_INVARIANT.
2606 (build5_stat): Drop code to compute TREE_INVARIANT.
2607 (build7_stat): Drop code to compute TREE_INVARIANT.
2608 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
2609 * tree.h (struct tree_base): Remove invariant_flag.
2610 (TREE_INVARIANT): Remove.
2611 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
2612 (fold_builtin_expect): Check TREE_CONSTANT.
2613 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
2614 * c-tree.h (c_expr_to_decl): Drop third parameter.
2615 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
2616 (build_c_cast): Don't set TREE_INVARIANT.
2617 (pop_init_level): Don't set TREE_INVARIANT.
2618 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
2619 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
2621 (gimplify_init_constructor): Don't set TREE_INVARIANT.
2622 (gimplify_addr_expr): Adjust comment.
2623 * tree-mudflap.c (mf_build_string):
2624 * print-tree.c (print_node): Don't print TREE_INVARIANT.
2625 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
2626 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
2627 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
2628 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
2629 * langhooks.h (struct lang_hooks): Drop third parameter from
2632 2008-04-23 Richard Guenther <rguenther@suse.de>
2634 PR tree-optimization/27799
2635 PR tree-optimization/32921
2636 PR tree-optimization/32624
2637 * tree-ssa-structalias.c (merge_smts_into): Only merge the
2638 SMTs aliases and the tag itself into the solution.
2639 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
2640 merge the points-to solution back into the SMT aliases.
2641 (may_alias_p): Use alias_set_subset_of instead of
2642 aliases_conflict_p. A pointer which points to
2643 memory with alias set zero may access any variable.
2645 2008-04-23 Richard Guenther <rguenther@suse.de>
2647 * alias.c (alias_set_subset_of): Correctly handle asking
2648 if zero is a subset of an alias set with zero child.
2649 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
2650 (compute_flow_insensitive_aliasing): Correctly walk all
2651 pointers. Do not unnecessarily union sets.
2653 2008-04-23 Richard Guenther <rguenther@suse.de>
2656 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
2658 2008-04-22 Tomas Bily <tbily@suse.cz>
2660 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
2662 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
2664 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
2665 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2666 * tree-inline.c (estimate_num_insns_1): Likewise.
2667 * varasm.c (const_hash_1, compare_constant, copy_constant)
2668 (compute_reloc_for_constant, output_addressed_constants): Likewise.
2669 * emit-rtl.c (component_ref_for_mem_expr)
2670 (set_mem_attributes_minus_bitpos): Likewise.
2671 * expr.c (highest_pow2_factor, expand_expr_real_1, )
2672 (is_aligning_offset): Likewise.
2673 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
2674 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2675 * dojump.c (do_jump): Likewise.
2676 * builtins.c (get_pointer_alignment, get_memory_rtx)
2677 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
2678 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
2680 2008-04-23 Jakub Jelinek <jakub@redhat.com>
2682 PR rtl-optimization/36017
2683 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
2684 expanding the library call.
2686 2008-04-22 Ian Lance Taylor <iant@google.com>
2688 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
2691 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
2693 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
2694 of LR/CTR moves for Power6.
2696 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2699 * passes.c (init_optimization_passes): Remove
2700 pass_fast_rtl_byte_dce.
2702 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
2705 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
2706 builtin functions to generate faster code.
2707 (_mm_cvtpu16_ps): Ditto.
2708 (_mm_cvtpi32x2_ps): Ditto.
2710 2008-04-22 Nick Clifton <nickc@redhat.com>
2712 * common.opt (ftree-loop-distribution): Add Optimization
2715 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
2716 (frv_expand_builtin_va_start): Likewise.
2718 * config/arm/arm.c (thumb_find_work_register): Fix location of
2719 argument register count.
2721 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2723 Support scheduling for ColdFire V1 and V3 microarchitecture.
2724 Improve scheduling of multiplication instructions.
2726 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
2727 (mac): New instruction attribute.
2728 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
2729 (m68k_sched_mac): New variable.
2730 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
2731 Handle cfv1 and cfv3.
2732 (max_insn_size): New static variable.
2733 (struct _sched_ib): New type.
2734 (sched_ib): New static variable.
2735 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2736 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2737 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2739 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2740 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2741 new variables. Update.
2742 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2743 Add modeling of cfv3 instruction buffer. Update.
2744 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2745 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2746 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2747 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2748 a particular reservation applies to.
2749 (type2): Reorganize attribute values. Rename alu to alu_reg,
2750 alu_l to alu, move_l to omove. Join move to alu. Split mul
2752 (cf_ib_*): Simplify description of instruction buffer.
2753 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2754 (cf_mem): Split into cf_mem1 and cf_mem2.
2755 (cf_v2_move_??): Rename to cfv12_alu_??.
2756 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2757 (cf_v2_mul_??): Remove reservations.
2758 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2759 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2760 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2762 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2763 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2764 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2765 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2766 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2767 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2768 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2769 expansions of the above reservations for instructions of sizes
2772 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2774 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2776 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2778 * coverage.c: Include tree-pass.h.
2779 (coverage_counter_alloc): Print da_file_name to the dump file.
2781 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2783 * sbitmap.c (sbitmap_range_empty_p): New function.
2784 * sbitmap.h (sbitmap_range_empty_p): New function.
2785 * bitmap.h: Now includes obstack.h.
2787 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2788 Kenneth Zadeck <zadeck@naturalbridge.com>
2790 * dbgcnt.def (ra_byte_scan): Added.
2791 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2792 when the last hit happens for a counter.
2793 * timevar.def (TV_DF_BYTE_LR): New variable.
2794 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2795 * passes.c (pass_fast_rtl_byte_dce): New pass.
2796 * fwprop.c (update_df): Added mode to call df_ref_create.
2797 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2798 DF_REF_EXTRACT_OFFSET.
2799 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2800 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2802 (df_ref_extract): Added mode field.
2803 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2804 DF_REF_EXTRACT_OFFSET.
2805 (DF_REF_EXTRACT_MODE): New macro.
2806 (df_byte_lr_bb_info): New structure.
2807 (df_print_byte_regset, df_compute_accessed_bytes,
2808 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2809 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2810 df_byte_lr_simulate_uses,
2811 df_byte_lr_simulate_artificial_refs_at_top,
2812 df_byte_lr_simulate_artificial_refs_at_end,
2813 df_compute_accessed_bytes): New function.
2814 (df_ref_create): Add parameter.
2815 (df_byte_lr_get_bb_info): New inline function.
2816 * df-scan.c (df_ref_record, df_uses_record,
2817 df_ref_create_structure): Added mode parameter.
2818 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2819 df_defs_record, df_uses_record, df_get_conditional_uses,
2820 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2821 df_entry_block_defs_collect, df_exit_block_uses_collect):
2822 Added mode parameter to calls to df_ref_record, df_uses_record,
2823 df_ref_create_structure.
2824 (df_ref_equal_p, df_ref_compare): Added test for modes.
2825 (df_ref_create_structure): Added code to set mode. Renamed
2826 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2827 DF_REF_EXTRACT_OFFSET.
2828 * df-core.c (df_print_byte_regset): New function.
2829 * df-byte-scan.c: New file.
2830 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2831 calls to BITMAP_FREE.
2832 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2833 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2834 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2835 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2836 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2837 df_byte_lr_local_compute, df_byte_lr_init,
2838 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2839 df_byte_lr_transfer_function, df_byte_lr_free,
2840 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2841 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2842 df_byte_lr_simulate_uses,
2843 df_byte_lr_simulate_artificial_refs_at_top,
2844 df_byte_lr_simulate_artificial_refs_at_end): New function.
2845 * dce.c (byte_dce_process_block): New function.
2846 (dce_process_block): au is now passed in rather than computed
2847 locally. Changed loops that look at artificial defs to not look
2848 for conditional or partial ones, because there never are any.
2849 (fast_dce): Now is able to drive byte_dce_process_block or
2850 dce_process_block depending on the kind of dce being done.
2851 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2852 (rest_of_handle_fast_byte_dce): New function.
2853 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2854 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2856 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2859 * gcc.h: Added fortran options that take arguments to
2860 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2863 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2865 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2866 scalarization if on the LHS and not a full access.
2868 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2870 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2872 2008-04-18 Rafael Espindola <espindola@google.com>
2874 * tree-vrp.c (find_case_label_index): Fix the binary search.
2875 (find_case_label_range): New.
2876 (vrp_visit_switch_stmt): Use find_case_label_range.
2877 (simplify_switch_using_ranges): Use find_case_label_range.
2879 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2881 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2882 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2884 2008-04-18 Tom Tromey <tromey@redhat.com>
2887 * doc/cpp.texi (Implementation-defined behavior): Mention
2890 2008-04-18 Ian Lance Taylor <iant@google.com>
2892 * fold-const.c (pointer_may_wrap_p): New static function.
2893 (fold_comparison): Add another test for pointer overflow. Use
2894 pointer_may_wrap_p to disable some false positives.
2896 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2898 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2899 (fname_as_string): Match updated cpp_interpret_string prototype.
2900 (fix_string_type): Support char16_t* and char32_t*.
2901 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2902 derivative) nodes. Register as builtin if C++0x.
2903 (c_parse_error): Support CPP_CHAR{16,32}.
2904 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2905 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2906 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2907 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2908 CTI_CHAR32_ARRAY_TYPE>: New elements.
2909 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2910 char32_type_node, signed_char32_type_node, char16_array_type_node,
2911 char32_array_type_node): New defines.
2912 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2913 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2914 (lex_string): Support CPP_STRING{16,32}, match updated
2915 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2916 (lex_charconst): Support CPP_CHAR{16,32}.
2917 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2918 and CPP_STRING{16,32}.
2920 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2923 * aclocal.m4: Regenerate.
2924 * configure: Regenerate.
2926 2008-04-18 Jan Hubicka <jh@suse.cz>
2928 * except.c (dw2_size_of_call_site_table,
2929 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2931 * cgraphbuild.c (build_cgraph_edges): Update.
2932 * tree-pass.h: Update comment.
2933 * final.c (leaf_function_p): Update.
2934 (leaf_renumber_regs): Update.
2935 (rest_of_clean_state): Update.
2936 * omp-low.c (expand_omp_parallel): Update.
2937 * ipa-reference.c (analyze_function): Update.
2938 * reorg.c (find_end_label): Update.
2939 (optimize_skip): Update.
2940 (fill_simple_delay_slots): Update.
2941 (fill_simple_delay_slots): Update.
2942 (make_return_insns): Update.
2943 (dbr_schedule): Update.
2944 * gimple-low.c (record_vars_into): Update.
2945 * cfgbuild.c (make_edges): Update.
2946 * function.c (assign_stack_local): Update.
2947 (assign_parm_adjust_stack_rtl): Update.
2948 (locate_and_pad_parm): Update.
2949 (allocate_struct_function): Do not initialize stack_alignment_needed
2950 and preferred_stack_boundary here.
2951 (stack_protect_prologue): Update.
2952 (stack_protect_epilogue): Update.
2953 (expand_function_start): Initialize stack_alignment_needed,
2954 preferred_stack_boundary and max_jumptable_ents.
2955 (expand_function_end): Update.
2956 (free_after_compilation): Do not NULLify epilogue_delay_list.
2957 * function.h (struct rtl_data): Add stack_protect_guard,
2958 stack_alignment_needed,
2959 preferred_stack_boundary, epilogue_delay_list.
2960 (struct function): Remove value_histograms, stack_alignment_needed,
2961 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2963 unexpanded_var_list, stack_protect_guard.
2964 (current_function_epilogue_delay_list): Remove.
2965 * ipa-type-escape.c (analyze_function): Update.
2966 * gimplify.c (pop_gimplify_context): Update comment.
2967 * calls.c (expand_call): Update.
2968 (emit_library_call_value_1): Update.
2969 * except.c (set_nothrow_function_flags): Update.
2970 * cfgexpand.c (get_decl_align_unit): Update.
2971 (create_stack_guard): Update.
2972 (estimated_stack_frame_size): Update.
2973 (expand_used_vars): Update.
2974 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2975 * explow.c (allocate_dynamic_stack_space): Update.
2976 * tree-ssa-live.c (remove_unused_locals): Update.
2977 * varasm.c (mark_constant_pool): Update.
2978 * tree-inline.c (remap_decls): Update.
2979 (initialize_cfun): Update.
2980 (declare_return_variable): Update.
2981 (inline_forbidden_p): Update.
2982 (expand_call_inline): Update.
2983 (declare_inline_vars): Update.
2984 (tree_function_versioning): Update.
2985 * tree-flow.h (value_histograms): New.
2986 (VALUE_HISTOGRAMS): New macro.
2987 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2989 * tree-cfg.c (set_bb_for_stmt): Update.
2990 (replace_by_duplicate_decl): Update.
2991 (move_block_to_fn): Update.
2992 (new_label_mapper): Update.
2993 (dump_function_to_file): Update.
2994 * ipa-struct-reorg.c (build_data_structure): Update.
2995 * cfgrtl.c (print_rtl_with_bb): Update.
2996 * reload1.c (reload): Update.
2998 * config/i386/i386.c (setup_incoming_varargs_64,
2999 ix86_compute_frame_layout): Update.
3000 * config/arc/arc.c (arc_output_function_epilogue): Update.
3002 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3004 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3005 for FreeBSD as well.
3006 * gthr-posix95.h: Likewise.
3008 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3010 PR rtl-optimization/35838
3011 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3012 out the byte offset of the first subreg.
3014 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3016 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3017 to split_ti instead of three separate calls with single member arrays.
3018 (subti3 splitter): Ditto.
3019 (adddi3 splitter): Ditto with split_di.
3020 (subdi3 splitter): Ditto.
3021 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3022 two separate calls with single member arrays. Swap match_dup
3023 operands 1 and 2 to better fit into the array.
3024 (negdi2 splitter): Ditto with split_di.
3025 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3026 two separate calls with single member arrays. Swap match_dup operands
3027 6 and 7 to better fit into the array.
3029 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3031 * config/i386/i386.c (sse_builtin_type): New.
3032 (bdesc_sse_args): Likewise.
3033 (bdesc_sse_3arg): Removed.
3034 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3035 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3036 IX86_BUILTIN_ROUNDPS.
3037 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3038 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3039 IX86_BUILTIN_ROUNDPS.
3040 (ix86_expand_sse_4_operands_builtin): Removed.
3041 (ix86_expand_sse_operands_builtin): New.
3042 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3043 and CODE_FOR_sse4_1_roundps.
3044 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3045 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3047 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3050 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3051 regs before frame pop when needed. If use_backchain_to_restore_sp
3052 then load backchain into a temp reg to restore vr and vrsave. Add
3053 code to restore vr after frame pop if possible.
3055 2008-04-17 Richard Guenther <rguenther@suse.de>
3057 * tree-vn.c (expressions_equal_p): Do not check type
3058 equality or compatibility before calling operand_equal_p.
3059 * fold-const.c (operand_equal_p): Check equivalence of
3060 integer constants before bailing out due to signedness or
3061 precision differences.
3062 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3063 spurious differences in type qualification. Ignore types
3064 for COMPONENT_REFs at all.
3066 2008-04-17 Christian Bruel <christian.bruel@st.com>
3068 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3069 msw_skip comparison.
3071 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3074 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3077 PR tree-optimization/35899
3078 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3079 rather than TREE_OPERAND.
3081 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3084 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3085 temporary registers. Change operand predicate to general_operand.
3086 (remainderxf3): Ditto.
3088 2008-04-16 Richard Guenther <rguenther@suse.de>
3090 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3091 * tree-affine.c (aff_combination_expand): Look through some
3094 2008-04-15 Doug Kwan <dougkwan@google.com>
3096 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3098 * tree-pretty-print.c (dump_generic_node): Ditto.
3099 * final.c (output_addr_const): Ditto.
3100 * dwarf2out.c (output_cfi): Ditto.
3101 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3102 * print-rtl.c (print_rtx): Ditto.
3103 * print-tree.c (print_node_brief, print_node): Ditto.
3104 * c-common.c (match_case_to_enum_1): Ditto.
3105 * sched-vis.c (print_value): Ditto.
3106 * config/i386/i386.c (print_operand): Cast to long unsigned int
3109 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3110 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3111 MS Windows VirtualProtect function.
3113 2008-04-15 Jan Hubicka <jh@suse.cz>
3115 * gengtype.c (write_root): Param_is argument is OK.
3116 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3117 * function.h: Include varray.h
3118 (rtl_eh): New stucture based on except.c one.
3119 (call_site_record): New forward declaration and vector type.
3120 * calls.c (emit_call_1): Do not call
3121 note_current_region_may_contain_throw.
3122 * except.c (eh_status): Remove cur_region, try_region since they are
3124 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3125 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3126 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3127 Remove call_site_data_used, call_site_data_size.
3128 Turn call_site_record into vector in function.h.
3129 (note_current_region_may_contain_throw): Remove.
3130 (get_exception_pointer, get_exception_filter): Do not take struct
3131 function argument; update.
3132 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3133 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3134 build_post_landing_pads, dw2_build_landing_pads,
3135 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3136 sjlj_emit_function_enter, sjlj_emit_function_enter,
3137 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3138 sjlj_build_landing_pads, finish_eh_generation,
3139 remove_exception_handler_label, remove_eh_handler,
3140 maybe_remove_eh_handler, add_reachable_handler,
3141 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3142 add_action_record, collect_one_action_chain, add_call_site,
3143 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3144 sjlj_output_call_site_table, output_function_exception_table,
3145 * except.h (note_current_region_may_contain_throw): Remove
3146 (get_exception_pointer, get_exception_filter): Do not take struct
3148 * Makefile.in (GTFILES): Put varargs before struct function.
3150 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3152 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3153 punt for STRING_CST.
3154 (get_constraint_for): Deal with STRING_CST here instead.
3156 2008-04-15 Richard Guenther <rguenther@suse.de>
3158 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3159 statements in a basic-block with a backward walk. Do not
3160 substitute into dead statements but instead remove those.
3162 2008-04-15 Richard Guenther <rguenther@suse.de>
3164 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3165 to zero, thus disable creation of SFTs.
3167 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3169 * tree-predcom.c (suitable_reference_p): Return false if the
3170 reference can throw.
3172 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3175 * c-decl.c (finish_decl): If extern or static var has variable
3176 size, set TREE_TYPE (decl) to error_mark_node.
3178 2008-04-15 Rafael Espindola <espindola@google.com>
3180 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3183 2008-04-15 Richard Guenther <rguenther@suse.de>
3185 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3186 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
3187 (visit_reference_op_load): Do walk vuse-vdef chains on
3188 vn_reference_lookup.
3189 (visit_reference_op_store): But do not here.
3190 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
3191 vn_reference_lookup.
3192 (vn_lookup_with_vuses): But do so here.
3194 2008-04-14 Ian Lance Taylor <iant@google.com>
3196 * fold-const.c (fold_overflow_warning): Remove assertion.
3198 2008-04-15 Ben Elliston <bje@au.ibm.com>
3200 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
3201 temp1 local variables.
3203 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
3206 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
3207 ".text.unlikely" section as executable.
3209 2008-04-14 James E. Wilson <wilson@tuliptree.org>
3211 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3212 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
3213 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
3214 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
3215 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
3216 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
3217 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
3219 2008-04-14 Ian Lance Taylor <iant@google.com>
3221 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
3222 * fold-const.c (fold_comparison): If appropriate, test
3223 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
3224 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
3225 reassociating a pointer type.
3226 * doc/invoke.texi (Optimize Options): Document that
3227 -fstrict-overflow applies to pointer wraparound.
3229 2008-04-13 Jan Hubicka <jh@suse.cz>
3231 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
3233 2008-04-12 Andrew Pinski <pinskia@gmail.com>
3235 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
3236 we are going to "save the world".
3238 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
3240 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
3241 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
3242 operand 0 constraint, not "=".
3244 2008-04-11 James E. Wilson <wilson@tuliptree.org>
3246 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
3248 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3250 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
3251 of size of positions_needed * CHAR_BIT.
3253 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
3256 * dse.c (store_info): Change positions_needed to unsigned
3258 (lowpart_bitmask): New.
3259 (record_store): Cast to unsigned HOST_WIDE_INT for
3260 positions_needed. Assert width <= size of positions_needed *
3261 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
3262 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
3263 lowpart_bitmask to set mask.
3265 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3267 * config/bfin/constraints.md: New file.
3268 * config/bfin/bfin.md: Include it.
3269 (adddi3): Use satisfies_constraint functions instead of the old macros.
3270 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
3271 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
3272 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
3273 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
3274 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
3275 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
3276 EXTRA_CONSTRAINT): Delete.
3277 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
3278 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
3280 * config/bfin/bfin.c: Include "tm-constrs.h".
3281 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
3282 Use satisfies_constraint functions instead of the old macros.
3283 * doc/md.texi (Blackfin Constraints): Update file name reference.
3285 2008-04-11 Richard Guenther <rguenther@suse.de>
3287 PR tree-optimization/35869
3288 * tree-vrp.c (execute_vrp): Move switch statement update after
3289 jump threading. Schedule another cfg cleanup run.
3291 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
3294 * attribs.c (decl_attributes): Return early on errorneous node.
3296 2008-04-10 Oleg Ryjkov <olegr@google.com>
3298 * tree.h (struct tree_base): Added a new flag default_def_flag.
3299 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
3301 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
3303 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
3305 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3308 * pa.md: Define mode iterator P. Define mode attribute dwc.
3309 (dcacheflush): Update pattern to use iterator P and attribute dwc.
3310 (icacheflush): Likewise.
3311 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
3312 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
3314 2008-04-11 Ben Elliston <bje@au.ibm.com>
3316 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
3318 2008-04-10 Rafael Espindola <espindola@google.com>
3320 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
3321 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
3322 (extract_range_from_expr): The same.
3324 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3326 * config/mips/mips.md (GPR2): New mode iterator.
3328 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
3329 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
3330 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
3331 Rewrite these to take two modes, the mode of comparison and the
3332 mode of the destination.
3333 * config/mips/mips.c (mips_expand_scc): Instead of having
3334 paradoxical subreg as destination, expand "narrowing" scc if mode
3335 of comparison is SI and target is requested in DI mode.
3336 (mips_emit_int_order_test): Update comment. Make mode of
3337 comparison match CMP0 rather than TARGET. When creating inverse
3338 target use mode of TARGET.
3340 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3342 * gcov-dump.c (tag_summary): Only print summaries for the first
3343 GCOV_COUNTERS_SUMMABLE counters.
3345 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/i386.md (absneg): New code iterator.
3348 (absnegprefix): New code attribute.
3349 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
3350 patterns using absneg code iterator.
3351 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
3352 using absneg code iterator.
3353 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
3354 *neg<mode>2 patterns using absneg code iterator.
3355 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3356 *negextendsfdf2 patterns using absneg code iterator.
3357 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
3358 *negextendsfxf2 patterns using absneg code iterator.
3359 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
3360 *negextendsfdf2 patterns using absneg code iterator.
3361 * config/i386/sse.md (<code><mode>2): Macroize expander from
3362 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
3364 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
3366 * config/s390/s390.h: Remove the remains of the recent search
3367 & replace action of current_function_outgoing_args_size.
3369 2008-04-10 Ira Rosen <irar@il.ibm.com>
3371 PR tree-optimization/35821
3372 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
3373 NEW_STMT_LIST is not NULL.
3375 2008-04-09 David Edelsohn <edelsohn@gnu.org>
3378 * toplev.c (process_options): Remove -ffunction-sections debugging
3381 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
3383 PR middle-end/PR28690
3384 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
3385 than gen_rtx_fmt_ee to perform more canonicalizations.
3387 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3390 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
3392 2008-04-09 Richard Guenther <rguenther@suse.de>
3394 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
3395 (dump_function_to_file): Dump function arguments with types.
3397 2008-04-08 Richard Guenther <rguenther@suse.de>
3399 * fold-const.c (fold_widened_comparison): Do not allow
3400 sign-changes that change the result.
3402 2008-04-08 Janis Johnson <janis187@us.ibm.com>
3405 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
3406 kinds of indirect references.
3408 2008-04-08 David Edelsohn <edelsohn@gnu.org>
3410 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
3411 GNU Fortran language string.
3413 2008-04-08 Rafael Espindola <espindola@google.com>
3415 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
3416 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
3417 * tree.h (tree_call_nonnegative_warnv_p): New.
3419 2008-04-08 Jan Hubicka <jh@suse.cz>
3421 * function.c (free_after_compilation): Clear out regno_reg_rtx
3424 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
3427 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3429 PR middle-end/PR28690
3430 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
3431 same precedence as REG_POINTER and MEM_POINTER operands.
3433 2008-04-08 Richard Guenther <rguenther@suse.de>
3436 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
3437 for adding index to base.
3439 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
3441 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
3442 (MINGW_ENABLE_EXECUTE_STACK): New.
3443 (IN_LIBGCC2): For libgcc include windows.h file for
3444 function declarations.
3446 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
3448 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
3449 and tem2 if tem1 is not a REG or MULT.
3451 2008-04-08 Jan Hubicka <jh@suse.cz>
3453 * function.h (incomming_args): Break out of struct function.
3454 (function_subsections): Break out of struct function.
3455 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
3456 return_rtx and hard_reg_initial_vals from struct function.
3457 Kill inl_max_label_num.
3458 (current_function_pops_args, current_function_args_info,
3459 current_function_args_size, current_function_args_size,
3460 current_function_pretend_args_size,
3461 current_function_outgoing_args_size,
3462 current_function_internal_arg_pointer, current_function_return_rtx):
3463 Kill compatibility accestor macros.
3464 * builtins.c (expand_builtin_apply_args_1): Update.
3465 (expand_builtin_next_arg): Update.
3466 * df-scan.c (df_get_call_refs): Update.
3467 * dbxout.c (dbxout_function_end): Update.
3468 * dwarf2out.c (dwarf2out_switch_text_section): Update.
3469 (output_line_info): Update.
3470 (secname_for_decl): Update.
3471 (dwarf2out_var_location): Update.
3472 * function.c (free_after_compilation): Update.
3473 (assign_parm_find_stack_rtl): Update.
3474 (assign_parms): Update.
3475 (expand_dummy_function_end): Update.
3476 (expand_function_end): Update.
3477 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
3478 (expand_call): Update.
3479 (emit_library_call_value_1): Update.
3480 (store_one_arg): Update.
3481 * varasm.c (initialize_cold_section_name): Update.
3482 (unlikely_text_section): Update.
3483 (unlikely_text_section_p): Update.
3484 (assemble_start_function): Update.
3485 (assemble_end_function): Update.
3486 (default_section_type_flags): Update.
3487 (switch_to_section): Update.
3488 * integrate.c (set_decl_abstract_flags): Update.
3489 (get_hard_reg_initial_val): Update.
3490 (has_hard_reg_initial_val): Update.
3491 (allocate_initial_values): Update.
3492 * resource.c (init_resource_info): Update.
3493 * config/alpha/alpha.c (NUM_ARGS): Update.
3494 (direct_return): Update.
3495 (alpha_va_start): Update.
3496 (alpha_sa_size): Update.
3497 (alpha_initial_elimination_offset): Update.
3498 (alpha_expand_prologue): Update.
3499 (alpha_start_function): Update.
3500 (alpha_expand_epilogue): Update.
3501 (unicosmk_initial_elimination_offset):
3502 * config/alpha/alpha.md (call expander): Update.
3503 * config/s390/s390.c (s390_register_info): Update.
3504 (s390_register_info): Update.
3505 (s390_frame_info): Update.
3506 (s390_initial_elimination_offset): Update.
3507 (s390_build_builtin_va_list): Update.
3508 (s390_va_start): Update.
3509 * config/spu/spu.c (direct_return): Update.
3510 (spu_expand_prologue): Update.
3511 (spu_initial_elimination_offset): Update.
3512 (spu_build_builtin_va_list): Update.
3513 (spu_va_start): Update.
3514 * config/sparc/sparc.c (sparc_init_modes): Update.
3515 (sparc_compute_frame_size): Update.
3516 (function_value): Update.
3517 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
3518 * config/i386/i386.md (return expander): Update.
3519 * config/i386/i386.c (ix86_va_start): Update.
3520 (ix86_can_use_return_insn_p): Update.
3521 (ix86_compute_frame_layout): Update.
3522 (ix86_expand_epilogue): Update.
3523 * config/sh/sh.c (output_stack_adjust): Update.
3524 (calc_live_regs): Update.
3525 (sh_expand_prologue): Update.
3526 (sh_builtin_saveregs): Update.
3527 (sh_va_start): Update.
3528 (initial_elimination_offset): Update.
3529 (sh_allocate_initial_value): Update.
3530 (sh_function_ok_for_sibcall): Update.
3531 (sh_get_pr_initial_val): Update.
3532 * config/sh/sh.md (return expander): Update.
3533 * config/avr/avr.c (frame_pointer_required_p): UPdate.
3534 * config/crx/crx.c (crx_compute_frame): UPdate.
3535 (crx_initial_elimination_offset): UPdate.
3536 * config/xtensa/xtensa.c (compute_frame_size): Update
3537 (xtensa_builtin_saveregs): Update.
3538 (xtensa_va_start): Update.
3539 (order_regs_for_local_alloc): Update.
3540 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
3541 (xstormy16_expand_builtin_va_start): Update.
3542 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
3543 * config/m68hc11/m68hc11.md (return expanders): Update.
3544 * config/m68hc11/m68hc11.c (expand_prologue): Update.
3545 (expand_epilogue): Update.
3546 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
3547 (cris_simple_epilogue): Update.
3548 (cris_expand_prologue): Update.
3549 (cris_expand_epilogue): Update.
3550 * config/iq2000/iq2000.c (iq2000_va_start): Update.
3551 (compute_frame_size): Update.
3552 * config/mt/mt.c (mt_compute_frame_size): Update.
3553 * config/mn10300/mn10300.c (expand_prologue): Update.
3554 (expand_epilogue): Update.
3555 (initial_offset): Update.
3556 (mn10300_builtin_saveregs):
3557 * config/mn10300/mn10300.md (return expander): Update.
3558 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3559 (ia64_initial_elimination_offset): Update.
3560 (ia64_initial_elimination_offset): Update.
3561 (ia64_expand_prologue): Update.
3562 * config/m68k/m68k.md (return expander): Update.
3563 * config/rs6000/rs6000.c (rs6000_va_start): Update.
3564 (rs6000_stack_info): Update.
3565 * config/mcore/mcore.c (layout_mcore_frame): Update.
3566 (mcore_expand_prolog): Update.
3567 * config/arc/arc.c (arc_compute_frame_size): Update.
3568 * config/score/score3.c (score3_compute_frame_size): Update.
3569 * config/score/score7.c (score7_compute_frame_size): Update.
3570 * config/arm/arm.c (use_return_insn): Update.
3571 (thumb_find_work_register): Update.
3572 (arm_compute_save_reg_mask): Update.
3573 (arm_output_function_prologue): Update.
3574 (arm_output_epilogue): Update.
3575 (arm_size_return_regs): Update.
3576 (arm_get_frame_offsets): Update.
3577 (arm_expand_prologue): Update.
3578 (thumb_exit): Update.
3579 (thumb_unexpanded_epilogue): Update.
3580 (thumb1_output_function_prologue): Update.
3581 * config/pa/pa.md (return expander): Update.
3582 * config/pa/pa.c (compute_frame_size): Update.
3583 (hppa_builtin_saveregs): Update.
3584 * config/mips/mips.c (mips_va_start): Update.
3585 (mips16_build_function_stub): Update.
3586 (mips_compute_frame_info): Update.
3587 (mips_restore_gp): Update.
3588 (mips_output_function_prologue): Update.
3589 (mips_expand_prologue): Update.
3590 * config/v850/v850.c (compute_frame_size): Update.
3591 (expand_prologue): * config/mmix/mmix.c (along): update.
3592 (mmix_initial_elimination_offset): update.
3593 (mmix_reorg): update.
3594 (mmix_use_simple_return): update.
3595 (mmix_expand_prologue): update.
3596 (mmix_expand_epilogue): Update.
3597 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
3598 (emit_link_insn): Update.
3600 2008-04-08 Anatoly Sokolov <aesok@post.ru>
3602 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
3603 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
3605 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
3608 2008-04-07 Jan Hubicka <jh@suse.cz>
3610 * function.h (rtl): Rename to x_rtl.
3612 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3613 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3614 used_temp_slots avail_temp_slots, temp_slot_level,
3615 nonlocal_goto_handler_labels): Update accesstors.
3616 (rtl): New global variable.
3617 (struct function): Move some fileds to rtl_data.
3618 (get_arg_pointer_save_area): Update prototype.
3619 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3620 get_arg_pointer_save_area.
3621 * expr.c (init_expr): Update
3622 * function.c (get_frame_size): Update
3623 (assign_stack_local): Update
3624 (expand_function_end): Update.
3625 (get_art_pointer_save_area): Update
3627 * emit-rtl.c (rtl): Declare.
3628 (regno_reg_rtx): Declare.
3629 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3631 (gen_reg_rtx): Update.
3632 * varasm.c (n_deferred_constatns): Update accestor.
3633 (init_varasm_status): Do not allocate varasm_status.
3634 (force_const_mem, get_pool_size, output_constant_pool): Update.
3635 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3636 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3637 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
3638 * sparc/sparc.h (INIT_EXPANDERS): Update.
3639 * ia64/ia64.h (INIT_EXPANDERS): Update.
3641 2008-04-07 James E. Wilson <wilson@tuliptree.org>
3643 * reload.c (push_secondary_reload): Add missing break to for loop.
3645 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
3647 PR middle-end/PR28690
3648 * rtlanal.c: Update copyright years.
3649 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
3650 as REG_POINTER and MEM_POINTER operands.
3651 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
3652 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
3653 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
3654 * gcse.c: Update copyright years.
3655 (pre_delete): Call gen_reg_rtx_and_attrs.
3656 (hoist_code): Likewise.
3657 (build_store_vectors): Likewise.
3658 (delete_store): Likewise.
3659 * loop-invariant.c (move_invariant_reg): Likewise.
3660 Update copyright years.
3662 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
3664 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
3665 control string instead of quoted.
3667 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3669 * doc/rtl.texi: Rewrite of subreg section.
3671 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
3674 * config/i386/i386.c (legitimize_pic_address): Add treating
3675 of dllimport SYM_REF's.
3676 (legitimize_dllimport_symbol): Add prototype.
3678 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3680 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
3681 reference in constructor with non self-referential type.
3683 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
3685 Removal of Return with Depressed Stack Pointer support
3686 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
3687 (ECF_SP_DEPRESSED): Likewise.
3688 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
3689 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
3690 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3691 (expand_call): Do not test ECF_SP_DEPRESSED.
3692 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3693 * function.c (keep_stack_depressed): Delete.
3694 (handle_epilogue_set): Likewise.
3695 (update_epilogue_consts): Likewise.
3696 (emit_equiv_load): Likewise.
3697 (thread_prologue_and_epilogue_insns): Remove support for Return with
3698 Depressed Stack Pointer.
3699 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
3701 2008-04-06 Richard Guenther <rguenther@suse.de>
3703 PR tree-optimization/35400
3704 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
3705 information from SSA_NAMEs.
3707 2008-04-06 Anatoly Sokolov <aesok@post.ru>
3709 * config/avr/avr.h (avr_mega_p): Remove declaration.
3710 (AVR_MEGA): Remove macro.
3711 * config/avr/avr.c (avr_mega_p): Remove variable.
3712 (avr_override_options): Remove inicializion of avr_mega_p.
3713 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3714 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
3715 (avr_jump_mode): (Ditto.).
3716 (avr_output_progmem_section_asm_op): (Ditto.).
3717 (avr_asm_init_sections): (Ditto.).
3718 (avr_asm_init_sections): (Ditto.).
3719 (avr_rtx_costs): (Ditto.).
3720 * config/avr/avr.md: (Ditto.).
3721 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
3724 2008-04-06 Richard Guenther <rguenther@suse.de>
3726 PR tree-optimization/35842
3727 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
3728 is_gimple_invariant_address.
3730 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3732 * gcc.c (default_compilers): Sync Fortran extensions list with
3733 that in fortran/lang-specs.h.
3734 * doc/invoke.texi: Likewise.
3735 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3736 * dwarf2out.c (gen_compile_unit_die): Likewise.
3738 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3740 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3742 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3745 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3746 attribute is used for nested functions.
3748 2008-04-05 Jan Hubicka <jh@suse.cz>
3750 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3752 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3754 (dump_files): Update.
3755 (enable_rtl_dump_file): Do not accept letter argument.
3756 * tree-pass.h (dump_file_info): Remove letter argument.
3757 * toplev.c (decode_d_option): Update -da handling.
3758 * toplev.h (enable_rtl_dump_file): Update prototype.
3759 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3760 it out based on pass type.
3761 (register_dump_files_1): Likewise.
3762 (init_optimization_passes): Update register_one_dump_file calls.
3763 (execute_one_pass): Sanity check that IPA passes are called at IPA
3764 level and RTL passes at RTL level.
3765 (execute_pass_list): IPA pass can not be after or subpass of
3767 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3768 disallov RTL subpasses of IPA subpasses.
3770 2008-04-05 Ben Elliston <bje@au.ibm.com>
3772 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3773 builtins that return exactly once and do not throw. Cache call to
3776 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3778 PR rtl-optimization/34916
3780 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3781 between instruction pairs.
3783 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3785 * doc/invoke.texi: Document -mbitops for SH.
3786 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3787 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3788 * config/sh/sh.c (print_operand): Add %t operand code.
3789 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3790 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3791 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3792 (extendqihi2): Likewise.
3793 (movqi_i): Likewise.
3794 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3795 (extv): Use bld instruction for SH2A if possible.
3797 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3798 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3799 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3800 (bset.b, bclr.b): Define peepholes.
3801 * config/sh/sh.opt (mbitops): New option.
3803 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3806 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3807 and view convert expression.
3809 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3812 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3814 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3816 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3818 * config/i386/cpuid.h (bit_AES): New.
3819 (bit_PCLMUL): Likewise.
3821 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3822 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3823 SSE2 if AES or PCLMUL is enabled.
3824 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3825 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3826 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3827 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3828 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3829 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3830 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3831 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3832 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3833 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3834 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3835 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3836 __builtin_ia32_aeskeygenassist128 and
3837 __builtin_ia32_pclmulqdq128.
3838 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3839 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3840 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3842 * config/i386/i386.h (TARGET_AES): New.
3843 (TARGET_PCLMUL): Likewise.
3844 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3846 * config/i386/i386.md (UNSPEC_AESENC): New.
3847 (UNSPEC_AESENCLAST): Likewise.
3848 (UNSPEC_AESDEC): Likewise.
3849 (UNSPEC_AESDECLAST): Likewise.
3850 (UNSPEC_AESIMC): Likewise.
3851 (UNSPEC_AESKEYGENASSIST): Likewise.
3852 (UNSPEC_PCLMUL): Likewise.
3854 * config/i386/i386.opt (maes): New.
3855 (mpclmul): Likewise.
3857 * config/i386/sse.md (aesenc): New pattern.
3858 (aesenclast): Likewise.
3860 (aesdeclast): Likewise.
3862 (aeskeygenassist): Likewise.
3863 (pclmulqdq): Likewise.
3865 * config/i386/wmmintrin.h: New.
3867 * doc/extend.texi: Document AES and PCLMUL built-in function.
3869 * doc/invoke.texi: Document -maes and -mpclmul.
3871 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3873 * function.c (free_after_parsing): Replace with
3874 cxx_push_function_context from C++ front-end.
3875 (allocate_struct_function): Don't call langhook.
3876 * langhooks.h (struct lang_hooks_for_functions): Delete.
3877 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3879 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3880 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3881 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3882 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3883 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3884 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3885 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3887 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3888 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3890 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3893 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3896 2008-04-04 Richard Guenther <rguenther@suse.de>
3899 * fold-const.c (optimize_minmax_comparison): Use the correct
3900 type for the constant in the simplified comparison.
3902 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3904 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3905 Pass L2 size as "--param l2-cache-size" to the compiler.
3906 (decode_l2_cache): New function to decode L2 cache parameters using
3907 0x8000006 extended cpuid function.
3908 (detect_caches_amd): Determine parameters of L2 cache using
3909 decode_l2_caches function.
3910 (decode_caches_intel): Decode L2 cache parameters.
3911 (detect_caches_intel): Determine L2 cache parameters using
3912 decode_caches_intel and decode_l2_caches functions.
3914 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3916 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3917 secondary input reload for subword loads from the constant pool.
3919 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3922 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3923 constants of the appropriate size for runtime calculations.
3926 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3927 decimal-float literal constant zero.
3929 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3932 * c-parser.c (c_parser_omp_atomic): Call
3933 default_function_array_conversion on the RHS.
3936 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3937 call is_variable_sized if decl has incomplete type.
3939 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3941 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3943 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3945 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3947 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3948 (sgt<u>): Merge sgt and sgtu into new expander.
3949 (sgt, sgtu): Remove expanders.
3950 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3951 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3952 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3953 *sgtu_<mode>_mips16 into new pattern.
3954 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3955 (sge<u>): Merge sge and sgeu into new expander.
3956 (sge, sgeu): Remove expanders.
3957 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3959 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3960 (slt<u>): Merge slt and sltu into new expander.
3961 (slt, sltu): Remove expanders.
3962 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3963 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3964 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3965 *sltu_<mode>_mips16 into new pattern.
3966 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3967 (sle<u>): Merge sle and sleu into new expander.
3968 (sle, sleu): Remove expanders.
3969 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3970 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3971 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3972 *sleu_<mode>_mips16 into new pattern.
3973 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3975 2008-04-03 Jan Hubicka <jh@suse.cz>
3977 PR tree-optimization/35795
3978 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3979 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3980 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3981 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3982 * score/score3.c (score3_output_mi_thunk): Likewise.
3983 * score/score7.c (score7_output_mi_thunk): Likewise.
3984 * mips/mips.c (mips_output_mi_thunk): Likewise.
3986 2008-04-03 Richard Guenther <rguenther@suse.de>
3988 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3989 conversions. Simplify code.
3991 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3993 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3995 2008-04-03 Tom Tromey <tromey@redhat.com>
3996 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3998 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3999 * config/bfin/t-bfin-linux (generated_files): Add
4000 linux-sysroot-suffix.h.
4001 * doc/install.texi (Prerequisites): Require make 3.80.
4002 * doc/sourcebuild.texi (Front End Directory): Document new
4004 * Makefile.in (generated_files): New variable.
4005 (ALL_HOST_OBJS): New variable.
4006 ($(ALL_HOST_OBJS)): New target.
4008 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4010 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4011 (remap_block): Call id->transform_lang_insert_block instead
4013 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4014 Set id.transform_lang_insert_block to NULL.
4015 (clone_body): Move to cp/optimize.c
4016 * tree-inline.h (struct copy_body_data): Change
4017 transform_lang_insert_block to function pointer.
4018 (copy_generic_body, copy_decl_no_change): Export.
4019 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4020 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4021 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4023 * c-tree.h (insert_block): Kill.
4024 * c-decl.c (insert_block): Kill.
4026 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4028 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4029 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4030 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4032 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4033 argument, call {push,pop}_function_context from here.
4034 * c-parser.c: Use c_{push,pop}_function_context.
4036 * function.c (push_function_context_to): Move meat ...
4037 (push_function_context): ... here. Simplify.
4038 * function.c (pop_function_context_from): Move meat ...
4039 (pop_function_context): ... here. Simplify.
4040 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4042 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4043 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4044 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4045 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4047 2008-04-03 Ben Elliston <bje@au.ibm.com>
4049 * expmed.c (extract_force_align_mem_bit_field): Remove.
4051 2008-04-03 Richard Guenther <rguenther@suse.de>
4054 * expr.h (try_casesi): Adjust prototype.
4055 * expr.c (try_casesi): Take fallback label as extra parameter.
4056 Use that for gen_casesi if default_label is NULL.
4057 * stmt.c (expand_case): Pass fallback label to try_casesi,
4058 make sure to fill gaps with a fallback label if default_label
4061 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4064 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4066 2008-04-03 Ben Elliston <bje@au.ibm.com>
4068 * expmed.c (extract_split_bit_field): Remove if (0) code.
4069 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4070 (do_ds_constraint): Likewise.
4072 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4074 * doc/cppopts.texi (-dU): Document.
4075 * c-common.h (flag_dump_macros): Update comment.
4076 * c-opts.c (handle_OPT_d): Handle -dU.
4077 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4078 dump_queued_macros, cb_used_define, cb_used_undef): New.
4079 (init_pp_output): Handle -dU.
4080 (cb_line_change): Call dump_queued_macros.
4081 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4083 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4085 * config/avr/predicates.md (io_address_operand): New predicate.
4086 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4087 * config/avr/avr.c (avr_io_address_p): Remove function.
4088 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4089 'avr_io_address_p' function.
4090 (out_movhi_r_mr): (Ditto.).
4091 (out_movqi_mr_r): (Ditto.).
4092 (out_movhi_mr_r): (Ditto.).
4093 (avr_address_cost): (Ditto.).
4095 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4097 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4098 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4099 in 32bit mode when XMM registers are available to avoid store
4101 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4102 corresponding post-reload splitters.
4104 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4106 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4107 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4108 __builtin_ia32_roundss.
4109 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4110 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4111 __builtin_ia32_roundss.
4112 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4113 IX86_BUILTIN_SHUFPD here.
4115 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4117 * config/i386/i386.md (plogic): New.
4118 (plogicprefix): Likewise.
4120 * config/i386/mmx.md (mmx_<code><mode>3): New.
4121 (mmx_and<mode>3): Removed.
4122 (mmx_ior<mode>3): Likewise.
4123 (mmx_xor<mode>3): Likewise.
4125 * config/i386/sse.md (<code><mode>3): New.
4126 (*<code><mode>3): Likewise.
4127 (*<code><mode>3): Likewise.
4128 (<code><mode>3): Likewise.
4129 (*sse_<code><mode>3): Likewise.
4130 (*sse2_<code><mode>3): Likewise.
4131 (<code>tf3): Likewise.
4132 (*<code>tf3): Likewise.
4133 (and<mode>3): Likewise.
4134 (*and<mode>3): Likewise.
4135 (ior<mode>3): Removed.
4136 (*ior<mode>3): Likewise.
4137 (xor<mode>3): Likewise.
4138 (*xor<mode>3): Likewise.
4139 (*and<mode>3): Likewise.
4140 (*ior<mode>3): Likewise.
4141 (*xor<mode>3): Likewise.
4142 (and<mode>3): Likewise.
4143 (*sse_and<mode>3): Likewise.
4144 (*sse2_and<mode>3): Likewise.
4146 (*andtf3): Likewise.
4147 (ior<mode>3): Likewise.
4148 (*sse_ior<mode>3): Likewise.
4149 (*sse2_ior<mode>3): Likewise.
4151 (*iortf3): Likewise.
4152 (xor<mode>3): Likewise.
4153 (*sse_xor<mode>3): Likewise.
4154 (*sse2_xor<mode>3): Likewise.
4156 (*xortf3): Likewise.
4158 2008-04-02 Richard Guenther <rguenther@suse.de>
4160 PR tree-optimization/14495
4161 PR tree-optimization/34793
4162 * tree-vrp.c (struct switch_update): New structure.
4163 (to_remove_edges, to_update_switch_stmts): New VECs.
4164 (simplify_switch_using_ranges): New function. Remove not taken
4165 case labels and edges.
4166 (simplify_stmt_using_ranges): Call it.
4167 (identify_jump_threads): Mark edges we have queued for removal
4168 so we don't thread them.
4169 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4171 * tree-cfg.c (group_case_labels): Deal with missing default label.
4172 (tree_verify_flow_info): Allow missing default label.
4173 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4174 (emit_case_nodes): Likewise.
4175 (expand_case): Do not rely on the default label to be present.
4176 * expr.c (try_casesi): Deal with NULL default_label.
4177 (do_tablejump): Likewise.
4179 2008-04-02 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/14495
4182 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4183 SWITCH_EXPR here ...
4184 (vrp_visit_switch_stmt): ... but here (new function).
4185 (find_case_label_index): New helper function.
4186 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
4188 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4190 * fwprop.c: Fix ISO-C99ism.
4192 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4195 * Makefile.in (objdir): Set it here.
4196 * configure.ac: Not here. Find dynamic linker characteristics.
4197 * exec-tool.in: Use them.
4198 * aclocal.m4: Regenerate.
4199 * configure: Regenerate.
4201 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4203 * expr.c (expand_var): Delete it.
4204 * expr.h (expand_var): Delete prototype.
4205 * function.c (expand_function_start): Use expand_decl instead.
4206 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
4209 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
4211 PR rtl-optimization/35542
4212 * fwprop.c (forward_propagate_and_simplify): Replace
4213 loc_reg_mentioned_in_p with reg_mentioned_p.
4215 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
4217 PR rtl-optimization/35281
4218 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
4219 (propagate_rtx_1): Handle PR_HANDLE_MEM.
4220 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
4221 (varying_mem_p): Move above propagate_rtx.
4222 (all_uses_available_at): Do not check MEMs.
4224 2008-04-02 Rafael Espindola <espindola@google.com>
4226 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
4227 (register_edge_assert_for_2): Split the cond argument.
4228 (register_edge_assert_for_1): Adjust for the change in
4229 register_edge_assert_for_2.
4230 (register_edge_assert_for): Split the cond argument.
4231 (find_switch_asserts): Adjust for the change in
4232 register_edge_assert_for.
4234 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
4236 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
4237 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
4238 offsets for 64-bit mingw.
4239 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
4240 abi for x86_64-pc-mingw.
4242 2008-04-02 Richard Guenther <rguenther@suse.de>
4244 * tree-vrp.c (extract_range_from_assert): Make sure to not
4245 produce range min/max with TREE_OVERFOW set.
4246 If merging a anti-range and a range keep the anti-range if
4247 the range covers all values of the type.
4248 (register_edge_assert_for_2): Only allow sign-changing
4249 conversions in detecting canonical range checks. Also
4250 register an assert for the unsigned name if useful.
4252 PR tree-optimization/35787
4253 * tree-vrp.c (vrp_val_max): New function.
4254 (vrp_val_min): Likewise.
4255 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
4256 (vrp_val_is_min): Likewise.
4257 (supports_overflow_infinity): Use vrp_val_{min,max}.
4258 (negative_overflow_infinity): Likewise.
4259 (positive_overflow_infinity): Likewise.
4260 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
4261 (is_positive_overflow_infinity): Likewise.
4262 (is_overflow_infinity): Likewise.
4263 (avoid_overflow_infinity): Use vrp_val_{min,max} and
4264 vrp_val_is_{min,max}.
4265 (set_and_canonicalize_value_range): Canonicalize anti-ranges
4266 to ranges if possible. Avoid empty ranges.
4268 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4271 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
4272 the expression is a function address.
4274 2008-04-01 George Helffrich <george@gcc.gnu.org>
4276 PR fortran/35154, fortran/23057
4277 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
4278 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
4279 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
4280 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
4282 (dbxout_syms): Check for COMMON-based symbol and wrap in
4283 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
4284 in bracket for efficiency.
4286 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
4287 using DW_TAG_common_block + member offset.
4288 (add_pubname_string): New function.
4289 (dw_expand_expr): New function to find block name and offset for
4291 (common_check): New function to check whether symbol in Fortran COMMON.
4292 (gen_variable_die): If COMMON, use DW_TAG_common_block.
4294 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
4297 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
4299 2008-04-02 Ben Elliston <bje@au.ibm.com>
4301 * config/v850/v850.md (casesi): Remove if (0) code.
4302 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4303 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
4305 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
4307 * config/i386/i386.md (rex64suffix): New mode attribute.
4308 (floathi<mode>2): Disable expander for SSE math.
4309 (*floathi<mode>2_1): New insn insn_and_split pattern.
4310 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
4311 corresponding post-reload splitters.
4312 (*floathi<mode>2_i387): New macroized insn pattern.
4313 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
4314 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
4315 insn_and_split pattern.
4316 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
4317 New macroized instruction patterns and corresponding post-reload
4319 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
4320 and corresponding post-reload splitters.
4321 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
4322 New macroized instruction patterns.
4323 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
4324 macroized instruction patterns and corresponding post-reload splitters.
4325 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
4326 corresponding post-reload splitters.
4327 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
4328 New macroized instruction patterns.
4329 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
4330 corresponding post-reload splitters.
4331 (*floatsi<mode>2_i387): New macroized instruction patterns.
4333 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
4335 * config/i386/i386.md (smaxmin): New.
4336 (umaxmin): Likewise.
4337 (maxminiprefix): Likewise.
4338 (maxminfprefix): Likewise.
4339 (<code><mode>3): Likewise.
4340 (smin<mode>3): Removed.
4341 (smax<mode>3): Likewise.
4343 * config/i386/mmx.md (mmx_<code>v2sf3): New.
4344 (mmx_<code>v4hi3): Likewise.
4345 (mmx_<code>v8qi3): Likewise.
4346 (mmx_smaxv2sf3): Removed.
4347 (mmx_sminv2sf3): Likewise.
4348 (mmx_umaxv8qi3): Likewise.
4349 (mmx_smaxv4hi3): Likewise.
4350 (mmx_uminv8qi3): Likewise.
4351 (mmx_sminv4hi3): Likewise.
4353 * config/i386/sse.md (<addsub><mode>3): New.
4354 (*<addsub><mode>3): Likewise.
4355 (<sse>_vm<addsub><mode>3): Likewise.
4356 (<maxmin><mode>3): Likewise.
4357 (*<maxmin><mode>3_finite): Likewise.
4358 (*<maxmin><mode>3): Likewise.
4359 (<sse>_vm<maxmin><mode>3): Likewise.
4360 (sse3_h<addsub>v4sf3): Likewise.
4361 (sse3_h<addsub>v2df3): Likewise.
4362 (<maxmin>v16qi3): Likewise.
4363 (*<maxmin>v16qi3): Likewise.
4364 (<maxmin>v8hi3): Likewise.
4365 (*<maxmin>v8hi3): Likewise.
4366 (*sse4_1_<maxmin><mode>3): Likewise.
4367 (*sse4_1_<maxmin><mode>3): Likewise.
4368 (add<mode>3): Removed.
4369 (*add<mode>3): Likewise.
4370 (<sse>_vmadd<mode>3): Likewise.
4371 (sub<mode>3): Likewise.
4372 (*sub<mode>3): Likewise.
4373 (<sse>_vmsub<mode>3): Likewise.
4374 (smin<mode>3): Likewise.
4375 (*smin<mode>3_finite): Likewise.
4376 (*smin<mode>3): Likewise.
4377 (<sse>_vmsmin<mode>3): Likewise.
4378 (smax<mode>3): Likewise.
4379 (*smax<mode>3_finite): Likewise.
4380 (*smax<mode>3): Likewise.
4381 (<sse>_vmsmax<mode>3): Likewise.
4382 (sse3_haddv4sf3): Likewise.
4383 (sse3_haddv2df3): Likewise.
4384 (sse3_hsubv4sf3): Likewise.
4385 (sse3_hsubv2df3): Likewise.
4386 (umaxv16qi3): Likewise.
4387 (*umaxv16qi3): Likewise.
4388 (smaxv8hi3): Likewise.
4389 (*smaxv8hi3): Likewise.
4390 (*sse4_1_smax<mode>3): Likewise.
4391 (*sse4_1_umax<mode>3): Likewise.
4392 (uminv16qi3): Likewise.
4393 (*uminv16qi3): Likewise.
4394 (sminv8hi3): Likewise.
4395 (*sminv8hi3): Likewise.
4396 (*sse4_1_smin<mode>3): Likewise.
4397 (*sse4_1_umin<mode>3): Likewise.
4399 2008-04-01 Rafael Espindola <espindola@google.com>
4401 * tree-cfg.c (verify_expr): remove in_phi.
4402 (verify_stmt): Don't call walk_tree with verify_expr. Use
4403 is_gimple_min_invariant instead of is_gimple_val.
4405 2008-04-01 Joseph Myers <joseph@codesourcery.com>
4407 * doc/include/gpl_v3.texi: Update for manpage generation.
4408 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
4410 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
4411 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
4412 gpl_v3.texi instead of gpl.texi.
4415 2008-04-01 Jakub Jelinek <jakub@redhat.com>
4418 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
4420 2008-04-01 Rafael Espindola <espindola@google.com>
4422 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
4423 (extract_code_and_val_from_cond): Use
4424 extract_code_and_val_from_cond_with_ops.
4426 2008-04-01 Jan Hubicka <jh@suse.cz>
4428 * function.c (free_after_compilation): Free epilogue_delay_list.
4429 (prepare_function_start): Assert that previous compilation was freed.
4431 2008-04-01 Jan Hubicka <jh@suse.cz>
4432 Jim Wilson <wilson@tuliptree.org>
4433 Andreas Tobler <andreast@gcc.gnu.org>
4436 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
4437 rtl.emit instead cfun->emit.
4438 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
4439 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
4441 2008-04-01 Ben Elliston <bje@au.ibm.com>
4443 * doc/c-tree.texi (Function Basics): Fix grammatical error.
4445 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
4447 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
4449 (fprofile-use): Add var flag_profile_use
4450 * coverage.c (coverage_begin_output): Do not open a gcno file for
4451 output only if -ftest-coverage is set.
4452 Do not add getpwd() to gcda file path.
4453 (build_gcov_info): Check the new flag
4454 flag_profile_datafile_relative_path.
4455 (coverage_init): Use profile_data_prefix.
4456 Read profile counter only if flag_profile_use is set.
4457 * opts.c (common_handle_option): New option fprofile-use=,
4458 fprofile-dir=, fprofile-generate=.
4459 * toplev.c (profile_data_prefix): New variable definition.
4460 * toplev.h (profile_data_prefix): New declaration.
4461 * doc/invoke.tex (Option Summary, Optimization Options):
4464 2008-03-31 James E. Wilson <wilson@tuliptree.org>
4466 * varasm.c (output_constant_pool_1): In LABEL_REF check,
4467 use tmp consistently.
4470 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
4471 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4472 UNSPEC_FR_RECIP_APPROX_RES.
4473 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
4475 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
4478 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
4480 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4483 * fold-const.c (fold_indirect_ref_1): Support accessing non first
4484 element of the vector via a pointer.
4486 2008-03-31 Ian Lance Taylor <iant@google.com>
4488 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
4490 2008-03-31 Jan Hubicka <jh@suse.cz>
4492 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4493 get_arg_pointer_save_area.
4494 * expr.c (init_expr): Just clear out rtl.expr.
4495 * function.c (free_after_compilation): Clear out whole RTL structure.
4496 (get_func_frame_size): Merge into ...
4497 (get_frame_size): ... this one.
4498 (assign_stack_local_1): Merge into ...
4499 (assign_stack_local): ... this one.
4500 (expand_function_end): Update call of get_arg_pointer_save_area.
4501 (get_art_pointer_save_area): Remove cfun argument.
4502 * function.h (emit_status): regno_pointer_align does not need length
4503 attribute. Move x_regno_reg_rtx to ...
4504 (regno_reg_rtx): ... new global array.
4505 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
4506 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
4507 apply_args_value, forced_labels, stack_pointer_delta):
4509 (struct varasm_status): Move here from varasm.c
4510 (struct rtl_data): New. Move here some fields from struct function.
4511 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4512 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4513 used_temp_slots avail_temp_slots, temp_slot_level,
4514 nonlocal_goto_handler_labels): Update accesstors.
4515 (rtl): New global variable.
4516 (struct function): Move some fileds to rtl_data.
4517 (get_arg_pointer_save_area): Update prototype.
4518 * emit-rtl.c (rtl): Declare.
4519 (regno_reg_rtx): Declare.
4520 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4522 (gen_reg_rtx): Update.
4523 (init_virtual_regs): Do not tate emit_status argument.
4524 (init_emit): Do not allocate emit.
4525 * varasm.c (varasm_statuc): Move to function.h.
4526 (n_deferred_constatns): Update accestor.
4527 (init_varasm_status): Do not allocate varasm_status.
4528 (force_const_mem, get_pool_size, output_constant_pool): Update.
4529 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4530 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4532 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
4534 PR rtl-optimization/35729
4535 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
4538 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
4541 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
4542 load/store if memory is unaligned.
4543 (*movti_rex64): Likewise.
4545 * config/i386/predicates.md (misaligned_operand): New.
4547 2008-03-31 Andrew Pinski <pinskia@gmail.com>
4550 * tree-ssa-phiopt.c (conditional_replacement): Return early for
4553 2008-03-31 Jan Beulich <jbeulich@novell.com>
4555 * config/ia64/constraints.md: Add 'j' constraint.
4556 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
4557 (movdi_internal): Likewise.
4559 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
4562 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
4564 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
4567 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
4568 proper error message for the third argument on blendpd and
4571 * config/i386/sse.md (blendbits): New.
4572 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
4574 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
4576 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
4578 2008-03-30 Richard Guenther <rguenther@suse.de>
4581 * fold-const.c (fold_sign_changed_comparison): Do leave
4582 conversions to base-types alone.
4584 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
4586 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
4587 the link register if one altivec register is be saved.
4589 2008-03-30 Ben Elliston <bje@au.ibm.com>
4591 * final.c (final_scan_insn): Remove if (0) code.
4593 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
4595 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
4597 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
4599 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
4600 of V4SFmode to ix86_binary_operator_ok.
4602 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
4604 * config/i386/i386.c (override_options): Initialize
4605 ix86_veclib_handler to ix86_veclibabi_svml when
4606 -mveclibabi=svml is used.
4607 (ix86_veclibabi_svml): New function for SVML ABI style
4608 vectorization support.
4609 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
4611 2008-03-28 Rafael Espindola <espindola@google.com>
4613 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
4614 (tree_binary_nonnegative_warnv_p): Make it public.
4615 (tree_single_nonnegative_warnv_p): Make it public.
4616 (tree_invalid_nonnegative_warnv_p): Make it public.
4617 (tree_unary_nonzero_warnv_p): Make it public.
4618 (tree_binary_nonzero_warnv_p): Make it public
4619 (tree_single_nonzero_warnv_p): Make it public.
4620 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
4621 (extract_range_from_binary_expr): Split the expr argument.
4622 (extract_range_from_unary_expr): Split the expr argument.
4623 (extract_range_from_comparison): Split the expr argument.
4624 (extract_range_from_expr): Use the new aux functions.
4625 (vrp_evaluate_conditional_warnv): Use
4626 vrp_evaluate_conditional_warnv_with_ops.
4627 * tree.h (tree_unary_nonzero_warnv_p): Declare.
4628 (tree_binary_nonzero_warnv_p): Declare.
4629 (tree_single_nonzero_warnv_p): Declare.
4630 (tree_expr_nonzero_warnv_p): Declare.
4631 (tree_unary_nonnegative_warnv_p): Declare.
4632 (tree_binary_nonnegative_warnv_p): Declare.
4633 (tree_single_nonnegative_warnv_p): Declare.
4634 (tree_invalid_nonnegative_warnv_p): Declare.
4636 2008-03-28 Richard Guenther <rguenther@suse.de>
4638 PR tree-optimization/30317
4639 PR tree-optimization/30911
4640 PR tree-optimization/34793
4641 * tree-vrp.c (set_and_canonicalize_value_range): New function.
4642 (struct assert_locus_d): New member EXPR.
4643 (register_new_assert_for): Add EXPR parameter to support
4644 ASSERT_EXPR <name, expr OP limit>.
4645 (register_edge_assert_for_1): Adjust callers.
4646 (find_assert_locations): Likewise.
4647 (process_assert_insertions_for): Build condition from expression.
4648 (extract_range_from_assert): Handle ASSERT_EXPRs
4649 of the form ASSERT_EXPR <name, expr OP limit>.
4650 (register_edge_assert_for_2): New helper registering
4651 asserts for comparisons. Recognize range tests of the form
4652 (unsigned)i - CST1 OP CST2.
4653 (register_edge_assert_for_1): Use it.
4654 (register_edge_assert_for): Likewise.
4655 (needs_overflow_infinity): Integer sub-types
4656 do not need overflow infinities.
4657 (vrp_val_is_max): The extreme values of integer sub-types
4658 are those of the base type.
4659 (vrp_val_is_min): Likewise.
4660 * tree.def (ASSERT_EXPR): Document extra allowed conditional
4663 2008-03-28 Nick Clifton <nickc@redhat.com>
4666 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4667 Return GENERAL_REGS for stack adjustment reloads.
4669 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4672 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
4673 const_vector when all the vectors are constant.
4675 2008-03-27 Bob Wilson <bob.wilson@acm.org>
4677 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
4679 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
4680 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
4682 (s<code>_sf): Use new scc_sf attribute for opcode names.
4684 2008-03-27 Tom Tromey <tromey@redhat.com>
4686 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
4687 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
4688 config/spu/t-spu-elf, config/i386/t-interix,
4689 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
4690 config/i386/x-darwin, config/i386/x-mingw32,
4691 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
4692 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
4693 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
4694 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
4695 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
4696 config/rs6000/x-darwin, config/rs6000/t-rs6000,
4697 config/score/t-score-elf, config/arm/t-strongarm-pe,
4698 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
4699 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
4700 Revert automatic dependency patch.
4702 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
4705 * config/i386/i386.c (ix86_function_arg_boundary): Align
4706 decimal floating point to its natural boundary.
4708 2008-03-27 Richard Guenther <rguenther@suse.de>
4711 * fold-const.c (fold_comparison): Restrict distinct decl
4712 comparison folding to VAR_DECLs and PARM_DECLs. Do not
4713 solely rely on operand_equal_p.
4715 2008-03-27 Richard Guenther <rguenther@suse.de>
4718 * c-common.c (handle_weak_attribute): Reject combination of
4721 2008-03-27 Richard Guenther <rguenther@suse.de>
4723 PR tree-optimization/32810
4724 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
4725 conversions from DECL_INITIAL.
4726 (fold_const_aggregate_ref): Likewise from constructor elements.
4728 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
4730 * tree-affine.h (aff_combination_expand): Declare.
4731 (get_inner_reference_aff): Likewise.
4732 * tree-affine.c (aff_combination_expand): Split out from
4733 tree_to_aff_combination_expand.
4734 (get_inner_reference_aff): New function.
4735 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4736 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4737 (struct lim_aux_data): sm_done field removed.
4738 (mem_ref_loc_p, mem_ref_locs_p): New types.
4739 (struct mem_ref): Added id, stored, accesses_in_loop,
4740 indep_loop, dep_loop, indep_ref, dep_ref fields.
4741 Removed is_stored, locs and next fields.
4742 (memory_accesses): New variable.
4743 (movement_possibility): Do not allow moving statements
4744 that store to memory.
4745 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4747 (determine_max_movement): For statements with memory references,
4748 find the outermost loop in that the reference is independent.
4749 (move_computations_stmt): Mark the virtual operands for renaming.
4750 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4751 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4752 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4753 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4754 create_vop_ref_mapping, analyze_memory_references,
4755 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4756 get_all_locs_in_loop, ref_always_accessed_p,
4757 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4758 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4759 store_motion_loop, store_motion): New functions.
4760 (struct vop_to_refs_elt): New type.
4761 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4762 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4763 (schedule_sm): Replaced by...
4764 (execute_sm): ... this.
4765 (determine_lsm_ref, hoist_memory_references,
4766 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4767 find_more_ref_vops, free_mem_ref, free_mem_refs,
4768 determine_lsm_loop, determine_lsm): Removed.
4769 (tree_ssa_lim_finalize): Free data structures used by store motion.
4770 (tree_ssa_lim): Call analyze_memory_references. Use
4771 store_motion instead of determine_lsm.
4773 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4775 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4776 rename tmake_file to m68hc11/t-m68hc11.
4777 (mcore): Set inhibit_libc to true.
4778 * config.host (alpha*-dec-*vms*): Set extra_programs.
4779 (interix3*): Don't use host_xmake_file.
4780 * configure.ac: Let config.gcc override inhibit_libc.
4781 * configure: Regenerate.
4783 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4784 * config/t-openbsd-thread: Remove commented out lines.
4786 * config/x-interix: Remove.
4788 * config/m68hc11/t-m68hc11-gas: Rename to...
4789 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4791 * config/mcore/t-mcore: Remove T_CFLAGS.
4792 * config/mcore/t-mcore-pe: Likewise.
4794 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4796 * configure.ac: Replace custom __GNU_SOURCE test with
4797 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4798 * aclocal.m4: Regenerate.
4799 * configure: Regenerate.
4800 * config.in: Regenerate.
4802 2008-03-27 Richard Guenther <rguenther@suse.de>
4804 * fold-const.c (target.h): Include.
4805 (fold_comparison): Fold comparison of addresses of decls
4806 that bind locally or of constants. Consolidate address folding code.
4807 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4808 results from fold_binary_to_constant.
4809 (compare_values_warnv): Likewise.
4811 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4814 * fold-const.c (fold_truthop): Check for integeral types when folding
4815 a == 0 && b == 0 and a != 0 || b != 0 .
4817 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4819 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4821 2008-03-26 Andreas Schwab <schwab@suse.de>
4823 * doc/invoke.texi: Fix use of @item vs. @itemx.
4825 2008-03-26 Tom Tromey <tromey@redhat.com>
4827 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4828 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4829 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4830 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4831 build/genconstants.o, build/genemit.o, build/genextract.o,
4832 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4833 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4836 2008-03-26 Richard Guenther <rguenther@suse.de>
4839 2008-03-26 Richard Guenther <rguenther@suse.de>
4841 * fold-const.c (target.h): Include.
4842 (fold_comparison): Fold comparison of addresses of two decls
4843 that bind locally. Consolidate address folding code.
4845 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4847 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4848 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4849 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4850 dconstsqrt2, dconstthird, dconste and/or dconst10.
4851 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4852 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4853 dconstsqrt2, dconste): Delete.
4854 (init_emit_once): Likewise. Simplify initializing dconstm1.
4856 * real.c (get_real_const): New.
4857 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4858 dconstsqrt2, dconste): Delete.
4859 (real_value_const, get_real_const): New.
4861 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4863 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4865 * config/i386/i386.c (ix86_function_arg_boundary): Check
4866 BIGGEST_ALIGNMENT instead of 128.
4867 (setup_incoming_varargs_64): Likewise.
4869 2008-03-26 Tom Tromey <tromey@redhat.com>
4871 * Makefile.in (DEPFILES): Add missing '/'.
4873 2008-03-26 Richard Guenther <rguenther@suse.de>
4875 * fold-const.c (target.h): Include.
4876 (fold_comparison): Fold comparison of addresses of two decls
4877 that bind locally. Consolidate address folding code.
4879 2008-03-26 Nick Clifton <nickc@redhat.com>
4882 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4883 not allow INT+INT as a legitimate addressing mode.
4885 2008-03-26 Richard Guenther <rguenther@suse.de>
4887 * tree-flow.h (widen_bitfield): Remove declaration.
4888 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4889 (widen_bitfield): Remove function.
4890 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4893 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4896 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4899 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4901 PR rtl-optimization/35232
4902 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4903 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4904 reg_reloaded_call_part_clobbered here.
4905 (reload_regs_reach_end_p): New function.
4906 (reload_reg_rtx_for_input): New variable.
4907 (reload_reg_rtx_for_output): Likewise.
4908 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4909 when reassigning a pseudo register. Load reloadreg from
4910 reload_reg_rtx_for_input, moving the mode and register
4912 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4913 instead of the original when deciding whether an input reload
4914 would be a no-op or whether an output reload can be deleted.
4915 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4916 when setting up new_spill_reg_store. Load it from
4917 reload_reg_rtx_for_output, moving the mode and register
4919 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4920 instead of the original when deciding whether an output reload
4921 would be a no-op. Do the same when modifying insn notes.
4922 Use rtx_equal_p instead of == to compare the registers.
4923 (inherit_piecemeal_p): Take a mode and two register numbers
4925 (emit_reload_insns): Clear new_spill_reg_store for every hard
4926 register in the reload register. Remove spill registers
4927 from reg_reloaded_valid before considering whether to record
4928 inheritance information for them. Use reload_reg_rtx_for_output
4929 instead of reg_rtx when recording output reloads. Use
4930 reload_reg_rtx_for_input instead of reg_rtx when recording
4931 input reloads. Set or clear reg_reloaded_call_part_clobbered
4932 at the same time as setting reg_reloaded_valid.
4933 (delete_output_reload): Add a new_reload_reg parameter and use it
4934 instead of rld[j].reg_rtx.
4935 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4938 2008-03-25 Tom Tromey <tromey@redhat.com>
4940 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4941 (build/genattr.o): Likewise.
4942 (build/genattrtab.o): Likewise.
4943 (build/gencodes.o): Likewise.
4944 (build/genconfig.o): Likewise.
4945 (build/genconstants.o): Likewise.
4946 (build/genemit.o): Likewise.
4947 (build/genextract.o): Likewise.
4948 (build/genflags.o): Likewise.
4950 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4952 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4953 instead of size_int for integer types.
4954 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4955 to match type of MINUS_EXPR.
4957 2008-03-25 Tom Tromey <tromey@redhat.com>
4959 * configure: Rebuilt.
4960 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4963 2008-03-25 Tom Tromey <tromey@redhat.com>
4965 * config/x-solaris (host-solaris.o): Update.
4966 * config/x-linux (host-linux.o): Update.
4967 * config/x-hpux (host-hpux.o): Update.
4968 * config/x-darwin (host-darwin.o): Update.
4969 * config/v850/t-v850e (v850-c.o): Update.
4970 * config/v850/t-v850 (v850-c.o): Update.
4971 * config/t-vxworks (vxworks.o): Update.
4972 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4973 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4974 * config/spu/t-spu-elf (spu-c.o): Update.
4976 * config/sh/t-symbian (sh-c.o): Update.
4977 (symbian.o): Update.
4978 * config/sh/t-sh (sh-c.o): Update.
4979 * config/score/t-score-elf (score7.o, score3.o): Update.
4980 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4981 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4982 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4983 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4985 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4986 * config/m32c/t-m32c (m32c-pragma.o): Update.
4987 * config/ia64/t-ia64 (ia64-c.o): Update.
4988 * config/i386/x-mingw32 (host-mingw32.o): Update.
4989 * config/i386/x-i386 (driver-i386.o): Update.
4990 * config/i386/x-darwin (host-i386-darwin.o): Update.
4991 * config/i386/x-cygwin (host-cygwin.o): Update.
4992 * config/i386/t-nwld (nwld.o): Update.
4993 * config/i386/t-netware (netware.o): Update.
4994 * config/i386/t-interix (winnt.o): Update.
4995 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4996 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4997 msformat-c.o): Update.
4998 * config/bfin/t-bfin-linux (generated_files): Add
4999 linux-sysroot-suffix.h.
5000 * config/arm/t-wince-pe (pe.o): Update.
5001 * config/arm/t-strongarm-pe (pe.o): Update.
5002 * config/arm/t-pe (pe.o): Update.
5003 * config/arm/t-arm (arm-c.o): Update.
5004 * doc/install.texi (Prerequisites): Require make 3.80.
5005 * Makefile.in: Remove .o targets.
5006 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5007 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5008 (simple_generated_h, simple_generated_c): Move earlier.
5009 (generated_files): New variable.
5010 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5011 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5012 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5013 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5014 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5015 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5016 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5017 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5018 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5019 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5020 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5021 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5023 (COMPILE.base, COMPILE): New variables.
5024 (%.o): New pattern rule.
5025 (ALL_HOST_OBJS): New variable.
5026 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5027 (dummy-checksum.o, cc1-checksum.o): Remove.
5028 (DRIVER_SHLIB): New variable.
5029 (DRIVER_DEFINES): Use it.
5030 (gencondmd.c): Move out of build/.
5031 (s-conditions): Update.
5032 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5033 (ALL_BUILD_OBJS): Likewise.
5034 (build/%.o): Use BUILDCOMPILE.
5035 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5036 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5037 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5038 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5039 build/genconfig.o, build/genconstants.o, build/genemit.o,
5040 build/genextract.o, build/genflags.o, build/genmddeps.o,
5041 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5042 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5043 build/gen-protos.o, build/scan.o, build/fix-header.o,
5044 build/scan-decls.o): Simplify.
5045 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5046 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5047 prefix.o, toplev.o): Reduce to variable setting.
5048 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5049 ($(out_object_file), gcc-options.o): New targets.
5050 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5051 * configure: Rebuilt.
5052 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5053 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5055 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5057 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5058 complain when we hit an error, return ERROR_MARK_NODE.
5060 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5062 * config/sh/constraints.md (Pso, Psz): New constraints.
5063 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5064 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5066 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5068 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5069 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5071 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5073 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5074 (prefetch_sh2a): New.
5076 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5077 Naveen.H.S <naveen.hs@kpitcummins.com>
5079 * config/sh/constraints.md (I28): New constraint.
5080 * config/sh/sh.c (broken_move): Add support for movi20s.
5081 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5083 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5084 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5085 Naveen.H.S <naveen.hs@kpitcummins.com>
5087 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5088 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5089 (print_operand): Handle resbank in %@ operand code.
5090 (sh_encode_section_info): New.
5091 (push_regs): Add conditions for resbank.
5092 (sh_expand_epilogue): Likewise.
5093 (sh_insert_attributes): Likewise.
5094 (sh_attribute_table): Likewise.
5095 (sh_handle_resbank_handler_attribute): New.
5096 (sh2a_handle_function_vector_handler_attribute): New.
5097 (sh2a_is_function_vector_call): New.
5098 (sh2a_get_function_vector_number): New.
5099 (sh2a_function_vector_p): New.
5100 (sh_cfun_resbank_handler_p): New.
5101 * config/sh/sh.md (calli): Emit jsr/n if possible.
5102 (calli_tbr_rel): New.
5103 (calli_pcrel): Emit jsr/n if possible.
5104 (return_i): Emit rts/n if possible.
5105 (call_valuei_tbr_rel): New.
5106 (call_valuei_pcrel): Add condition for SH2A target.
5107 (call_value): Likewise.
5108 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5109 (sh2a_get_function_vector_number): Likewise.
5110 (sh2a_is_function_vector_call): Likewise.
5111 * doc/extend.texi: Document TBR relative addressing of SH2A.
5112 (resbank): Add description for SH2A.
5114 2008-03-24 Richard Guenther <rguenther@suse.de>
5117 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5118 pointer assignments change conversions according to middle-end rules.
5119 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5120 * configure.ac: Include type checking in yes.
5121 * configure: Regenerate.
5123 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5125 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5126 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5128 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5130 * gthr-vxworks.h (UNUSED): Define.
5132 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5134 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5136 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5138 * doc/extend.texi (Function Attributes): Add missing comma in the
5139 example of the "alloc_size" attribute.
5141 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5144 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5146 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5149 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5152 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5153 of the underlying type of a MS bitfield layout to the natural
5154 alignment of the type.
5156 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5158 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5159 to their natural alignment to avoid store forwarding stalls.
5161 2008-03-22 Richard Guenther <rguenther@suse.de>
5163 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5164 For PHI nodes verify the address is invariant.
5165 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5166 (get_symbol_constant_value): Use is_gimple_min_invariant.
5167 (maybe_fold_stmt_indirect): Likewise.
5169 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5171 PR rtl-optimization/33927
5172 * Makefile.in (dse.o): Depend on $(TM_P_H).
5173 * expr.h (extract_low_bits): Declare.
5174 * expmed.c (extract_low_bits): New function.
5175 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5176 * dse.c: Include tm_p.h.
5177 (find_shift_sequence): Remove the read_reg argument and return the
5178 read value. Emit the instructions instead of returning them.
5179 Iterate on new_mode rather than calculating it each time.
5180 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5181 source to NEW_MODE and extract_low_bits to convert the shifted
5183 (replace_read): Allow the load and store to have different mode
5184 classes. Use extract_low_bits when SHIFT == 0. Create the shift
5185 or extraction instructions before trying the replacement. Update
5186 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
5188 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5190 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5191 to their natural alignment to avoid store forwarding stalls.
5193 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5196 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
5197 encouraging but not allowing gprs for input;
5198 change the input constraint to !f#r.
5199 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
5201 change the output constraint to !f#r.
5203 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
5206 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
5207 corresponding post-reload splitters.
5208 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
5209 when x87 FP math is selected.
5210 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
5211 New function prototype.
5212 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
5213 unreachable function to ease macroization of insn patterns.
5215 2008-03-21 Martin Jambor <mjambor@suse.cz>
5217 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
5218 reference dumps if ddr is NULL or dependence is unknown.
5220 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5222 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
5223 unsigned extension into account.
5224 (ATOMIC_COMPARE_AND_SWAP): Likewise.
5225 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
5226 Do computations on a scratch register.
5228 2008-03-21 Richard Guenther <rguenther@suse.de>
5230 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5231 Use is_gimple_min_invariant instead of TREE_INVARIANT.
5232 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5233 * tree-ssa-dom.c (record_equality): Likewise.
5234 * tree-inline.c (copy_body_r): Likewise.
5235 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
5238 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
5240 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
5241 as 'delete_unused' argument.
5243 2008-03-20 Richard Guenther <rguenther@suse.de>
5245 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5246 special casing of constant qualifiers.
5247 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
5248 care about them in general.
5249 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
5250 regardless of their type.
5251 (fold_stmt_r): Forcefully fold *& if we end up with that.
5253 2008-03-20 Paul Brook <paul@codesourcery.com>
5255 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
5256 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
5258 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
5260 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
5261 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
5263 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
5265 * common.opt (Wmudflap): New option.
5266 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
5267 (mx_register_decls): Likewise.
5268 (mudflap_finish_file): Likewise.
5269 * doc/invoke.texi: Document -Wno-mudflap.
5271 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
5273 * c-format.c (replace_format_name_to_system_name): New.
5275 (convert_format_name_to_system_name): New.
5276 (decode_format_attr): Add use of convert_format_name_to_system_name.
5277 (format_types_orig): Add gnu_ prefix to names.
5278 (check_format_info_main): Special treating of \0 escaped names for
5279 supporting multi-character format specifiers as I32, I64.
5280 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
5281 (gnu_target_overrides_format_attributes): New.
5282 * c-format.h: Add structure target_ovr_attr to hold
5283 system specific formatter names.
5284 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
5285 msformat-c.o file to c_target_objs and cxx_target_objs.
5286 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5287 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
5288 (TARGET_N_FORMAT_TYPES): New.
5289 * config/i386/msformat-c.c: New.
5290 * config/i386/t-cygming: Add build rule for msformat-c.o.
5291 * doc/extend.texi: Add new format names gnu_* and ms_* and
5293 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
5295 2008-03-20 Ira Rosen <irar@il.ibm.com>
5297 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
5298 optimizations turned on under -O3.
5299 (ftree-vectorize): Add that the flag is turned on with -O3.
5301 2008-03-20 Ben Elliston <bje@au.ibm.com>
5303 * regmove.c (try_auto_increment): Fix spelling error in comment.
5304 * final.c (final_scan_insn): Likewise.
5306 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
5309 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
5310 allocator preferences for "y" and "r" class registers.
5311 ("*mov<mode>_internal"): Ditto.
5312 ("*movv2sf_internal_rex64"): Ditto.
5313 ("*movv2sf_internal"): Ditto.
5315 2008-03-19 Michael Matz <matz@suse.de>
5318 * calls.c (expand_call): Check overlap of arguments with call
5319 address for sibcalls.
5321 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5324 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5325 of the underlying type of a MS bitfield layout to the natural
5326 alignment of the type.
5328 2008-03-19 Jan Hubicka <jh@suse.cz>
5331 * toplev.c (decode_d_option): Handle all CPP flags.
5332 * tree-vrp.c: Update tree_pass descriptors.
5333 * regrename.c: Update tree_pass descriptors.
5334 * fwprop.c: Update tree_pass descriptors.
5335 * doc/invoke.texi: Remove documentation of dropped -d? flags.
5336 * tree-into-ssa.c: Update tree_pass descriptors.
5337 * tree-dump.c: Update tree_pass descriptors.
5338 * tree-complex.c: Update tree_pass descriptors.
5339 * tree-dump.h: Update tree_pass descriptors.
5340 * see.c: Update tree_pass descriptors.
5341 * cgraphbuild.c: Update tree_pass descriptors.
5342 * tracer.c: Update tree_pass descriptors.
5343 * tree-loop-distribution.c: Update tree_pass descriptors.
5344 * cgraph.c: Update tree_pass descriptors.
5345 * postreload-gcse.c: Update tree_pass descriptors.
5346 * postreload.c: Update tree_pass descriptors.
5347 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
5348 * tree-tailcall.c: Update tree_pass descriptors.
5349 * tree-pass.h (tree_opt_pass): Rename to ...
5350 (opt_pass) ... this one; add "type" field and remove letter field.
5351 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
5352 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
5353 all_lowering_passes): Update declaration.
5354 * ipa-cp.c: Update tree_pass descriptors.
5355 * final.c: Update tree_pass descriptors.
5356 * omp-low.c: Update tree_pass descriptors.
5357 * tree-ssa-dse.c: Update tree_pass descriptors.
5358 * ipa-reference.c: Update tree_pass descriptors.
5359 * tree-ssa-uncprop.c: Update tree_pass descriptors.
5360 * auto-inc-dec.c: Update tree_pass descriptors.
5361 * reorg.c: Update tree_pass descriptors.
5362 * cgraphunit.c: Update tree_pass descriptors.
5363 * tree-ssa-copyrename.c: Update tree_pass descriptors.
5364 * tree-ssa-ccp.c: Update tree_pass descriptors.
5365 * df-core.c: Update tree_pass descriptors.
5366 * mode-switching.c: Update tree_pass descriptors.
5367 * tree-nomudflap.c: Update tree_pass descriptors.
5368 * modulo-sched.c: Update tree_pass descriptors.
5369 * ipa-pure-const.c: Update tree_pass descriptors.
5370 * cse.c: Update tree_pass descriptors.
5371 * web.c: Update tree_pass descriptors.
5372 * tree-stdarg.c: Update tree_pass descriptors.
5373 * tree-ssa-math-opts.c: Update tree_pass descriptors.
5374 * tree-ssa-dom.c: Update tree_pass descriptors.
5375 * tree-nrv.c: Update tree_pass descriptors.
5376 * tree-ssa-alias.c: Update tree_pass descriptors.
5377 * loop-init.c: Update tree_pass descriptors.
5378 * gimple-low.c: Update tree_pass descriptors.
5379 * ipa-inline.c: Update tree_pass descriptors.
5380 * tree-ssa-sink.c: Update tree_pass descriptors.
5381 * global.c: Update tree_pass descriptors.
5382 * ifcvt.c: Update tree_pass descriptors.
5383 * jump.c: Update tree_pass descriptors.
5384 * predict.c: Update tree_pass descriptors.
5385 * tree-ssa-loop.c: Update tree_pass descriptors.
5386 * recog.c: Update tree_pass descriptors.
5387 * dse.c: Update tree_pass descriptors.
5388 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
5389 * tree-eh.c: Update tree_pass descriptors.
5390 * regmove.c: Update tree_pass descriptors.
5392 * function.c: Update tree_pass descriptors.
5393 * tree-vectorizer.c: Update tree_pass descriptors.
5394 * gcse.c: Update tree_pass descriptors.
5395 * ipa-type-escape.c: Update tree_pass descriptors.
5396 * tree-if-conv.c: Update tree_pass descriptors.
5397 * init-regs.c: Update tree_pass descriptors.
5398 * ipa.c: Update tree_pass descriptors.
5399 * tree-ssa-phiopt.c: Update tree_pass descriptors.
5400 * rtl-factoring.c: Update tree_pass descriptors.
5401 * lower-subreg.c: Update tree_pass descriptors.
5402 * bt-load.c: Update tree_pass descriptors.
5403 * tree-dfa.c: Update tree_pass descriptors.
5404 * except.c: Update tree_pass descriptors.
5405 * emit-rtl.c: Update tree_pass descriptors.
5406 * cfgexpand.c: Update tree_pass descriptors.
5407 * tree-cfgcleanup.c: Update tree_pass descriptors.
5408 * cfgcleanup.c: Update tree_pass descriptors.
5409 * tree-ssa-pre.c: Update tree_pass descriptors.
5410 * tree-sra.c: Update tree_pass descriptors.
5411 * tree-mudflap.c: Update tree_pass descriptors.
5412 * tree-ssa-copy.c: Update tree_pass descriptors.
5413 * cfglayout.c: Update tree_pass descriptors.
5414 * tree-ssa-forwprop.c: Update tree_pass descriptors.
5415 * tree-ssa-dce.c: Update tree_pass descriptors.
5416 * tree-ssa.c: Update tree_pass descriptors.
5417 * regclass.c: Update tree_pass descriptors.
5418 * integrate.c: Update tree_pass descriptors.
5419 * tree-optimize.c: Update tree_pass descriptors.
5420 * tree-ssa-phiprop.c: Update tree_pass descriptors.
5421 * tree-object-size.c: Update tree_pass descriptors.
5422 * combine.c: Update tree_pass descriptors.
5423 * tree-outof-ssa.c: Update tree_pass descriptors.
5424 * bb-reorder.c: Update tree_pass descriptors.
5425 * stack-ptr-mod.c: Update tree_pass descriptors.
5426 * var-tracking.c: Update tree_pass descriptors.
5427 * tree-profile.c: Update tree_pass descriptors.
5428 * tree-vect-generic.c: Update tree_pass descriptors.
5429 * reg-stack.c: Update tree_pass descriptors.
5430 * sched-rgn.c: Update tree_pass descriptors.
5431 * tree-ssa-structalias.c: Update tree_pass descriptors.
5432 * tree-cfg.c: Update tree_pass descriptors.
5433 * passes.c (current_pass): Update declaration.
5434 (finish_optimization_passes): Update.
5435 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
5436 (register_one_dump_file, register_dump_files_1, next_pass_1):
5438 (init_optimization_passes): Update handling of new types.
5439 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
5440 * ipa-struct-reorg.c: Update tree_pass descriptors.
5441 * tree-ssa-reassoc.c: Update tree_pass descriptors.
5442 * combine-stack-adj.c: Update tree_pass descriptors.
5443 * cfgrtl.c: Update tree_pass descriptors.
5444 * dce.c: Update tree_pass descriptors.
5445 * tree-ssanames.c: Update tree_pass descriptors.
5447 2008-03-19 Richard Guenther <rguenther@suse.de>
5450 * tree-ssa.c (walk_data): New structure.
5451 (warn_uninitialized_var): If not always_executed warn with "maybe"
5453 (execute_early_warn_uninitialized): Compute post-dominators.
5454 Initialize always_executed before processing each basic block.
5456 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5459 * config/i386/i386.c (x86_this_parameter): Calculate correct location
5460 of "this" pointer when "regparm = N" or "fastcall" is in effect.
5462 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5464 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
5466 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
5468 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
5470 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
5471 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
5472 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
5473 target after ignore has been set, and move there also the commputation
5474 of subtarget and original_target.
5475 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
5476 (LANG_HOOKS_INITIALIZER): Remove it.
5477 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
5479 2008-03-18 Richard Guenther <rguenther@suse.de>
5481 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
5482 found an expression with constants, note that in the VN for the lhs.
5483 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
5484 fold them to constants if possible. Run cleanup_cfg if done so.
5485 (execute_pre): Return todo.
5487 (execute_fre): Likewise.
5488 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
5490 (get_prop_source_stmt): Look through pointer conversions.
5492 2008-03-18 Jan Hubicka <jh@suse.cz>
5494 * tree-pretty-print.c: Include predict.h.
5495 (dump_generic_node): Dump predictor.
5496 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
5497 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
5498 * gimple-low.c (lower_stmt): Likewise.
5499 * expr.c (expand_expr_real): Likewise.
5500 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
5502 (build_predict_expr, build_predict_expr): New.
5503 * predict.h (predictor_name, build_predict_expr): Update.
5504 * c-typeck.c (c_finish_bc_stmt): Add prediction.
5505 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
5506 * predict.def (PRED_CONTINUE): Update hitrate.
5507 * tree.def (PREDICT_EXPR): Define.
5508 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
5509 do not handle BIND_EXPR.
5510 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
5511 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
5512 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
5515 2008-03-18 Michael Matz <matz@suse.de>
5517 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
5519 2008-03-18 Richard Guenther <rguenther@suse.de>
5521 * tree-gimple.h (is_gimple_invariant_address): Declare.
5522 (is_gimple_constant): Likewise.
5523 * tree-gimple.c (is_gimple_constant): New function.
5524 (is_gimple_invariant_address): Likewise.
5525 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
5526 and is_gimple_invariant_address.
5527 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
5529 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
5530 an addressable base.
5532 2008-03-18 Jakub Jelinek <jakub@redhat.com>
5535 * gimplify.c (gimplify_expr): Gimplify second operand of
5538 2008-03-17 Richard Guenther <rguenther@suse.de>
5540 PR tree-optimization/19637
5541 * fold-const.c (fold_unary): Remove restrictions of removing
5542 intermediate pointer-conversions (P2)(P1)P0.
5543 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
5544 conversion to void pointer.
5545 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
5547 2008-03-16 James E. Wilson <wilson@tuliptree.org>
5550 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
5551 emulated thread local variables.
5553 2008-03-16 Richard Guenther <rguenther@suse.de>
5556 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
5557 expand TREE_INVARIANT operations that are not gimple invariant.
5559 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
5561 * doc/extend.texi (Alignment): Say that the ABI controls
5562 the __alignof__ for non-strict-alignment targets rather
5563 than being a recommendation.
5565 2008-03-15 Paul Brook <paul@codesourcery.com>
5567 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
5569 (arm_output_fn_unwind): Mark functions that can not be unwound.
5571 2008-03-15 Paul Brook <paul@codesourcery.com>
5573 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
5574 extension instructions.
5576 2008-03-15 Richard Guenther <rguenther@suse.de>
5578 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
5579 and fold constant aggregate refs.
5580 (fold_const_aggregate_ref): Handle string constants
5581 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
5582 (evaluate_stmt): Simplify now that ccp_fold folds constant
5585 2008-03-15 Paul Brook <paul@codesourcery.com>
5587 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
5588 (extzv): Use gen_extzv_t2.
5589 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
5591 2008-03-15 Richard Guenther <rguenther@suse.de>
5593 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
5594 (fold_const_aggregate_ref): Likewise.
5595 (get_value): Return NULL if we don't have any values.
5596 (ccp_finalize): Set const_val to NULL after freeing it.
5597 * tree-flow.h (get_symbol_constant_value): Declare.
5598 (fold_const_aggregate_ref): Likewise.
5599 * tree-ssa-sccvn.c (try_to_simplify): Use them.
5601 2008-03-15 Richard Guenther <rguenther@suse.de>
5604 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
5605 to not produce negative array indices if not allowed. Add
5606 parameter to indicate that.
5607 (maybe_fold_offset_to_component_ref): Allow negative array
5608 indices only for the first member of a structure.
5609 (maybe_fold_offset_to_reference): Allow negative array indices.
5610 (maybe_fold_stmt_addition): Likewise.
5612 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
5613 Anatoly Sokolov <aesok@post.ru>
5615 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
5616 (avr_arch): Add ARCH_AVR6.
5617 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
5618 (initial_elimination_offset): Initialize and use 'avr_pc_size'
5619 instead of fixed value 2.
5620 (print_operand_address): Use gs() asm specifier instead of pm().
5621 (avr_assemble_integer): (Ditto.).
5622 (avr_output_addr_vec_elt): (Ditto.).
5623 (print_operand): Handle "!" code.
5624 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
5625 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
5626 (AVR_HAVE_EIJMP_EICALL): Define.
5627 (AVR_3_BYTE_PC): Redefine.
5628 (AVR_2_BYTE_PC): (Ditto.).
5629 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
5630 (LINK_SPEC): Add atmega2560 and atmega2561.
5631 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
5633 * config/avr/avr.md (call_insn): Use eicall instead of icall
5634 for 3 byte PC devices.
5635 (call_value_insn): (Ditto.).
5636 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
5637 (indirect_jump): Use only for for 2 byte PC devices.
5638 (*tablejump): (Ditto.).
5639 (*indirect_jump_avr6): Add insn.
5640 (*tablejump_rjmp): Don't use for 3 byte PC devices.
5641 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
5642 instead of ijmp for 3 byte PC devices.
5643 (__tablejump2__): (Ditto.).
5644 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
5645 (MULITLIB_DIRNAMES): (Ditto.).
5646 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
5648 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
5650 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
5651 "sse2_umulsidi3". Use V1DI mode for operand 0.
5652 ("mmx_psadbw"): Use V1DI mode for operand 0.
5653 * config/i386/i386-modes.def (V1SI): New vector mode.
5654 * config/i386/i386.c (struct builtin_description)
5655 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
5656 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
5657 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
5658 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
5659 v1di_ftype_v8qi_v8qi type.
5660 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
5662 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
5663 __builtin_ia32_pmuludq]: Fix the mode of return value.
5665 2008-03-15 Richard Guenther <rguenther@suse.de>
5668 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
5671 2008-03-14 Bob Wilson <bob.wilson@acm.org>
5673 * doc/invoke.texi (Option Summary, Xtensa Options): Document
5674 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
5675 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
5676 unless TARGET_SERIALIZE_VOLATILE is enabled.
5677 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
5678 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
5679 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
5681 2008-03-14 Richard Guenther <rguenther@suse.de>
5683 PR tree-optimization/34172
5684 * tree-flow.h (refs_may_alias_p): Declare.
5685 (get_single_def_stmt): Likewise.
5686 (get_single_def_stmt_from_phi): Likewise.
5687 (get_single_def_stmt_with_phi): Likewise.
5688 * tree-dfa.c (refs_may_alias_p): New function.
5689 (get_single_def_stmt): Likewise.
5690 (get_single_def_stmt_from_phi): Likewise.
5691 (get_single_def_stmt_with_phi): Likewise.
5692 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
5693 (vn_reference_lookup_1): New helper function.
5694 (vn_reference_lookup): Walk the virtual use-def chain to
5695 continue searching for a match if the def does not alias the
5696 reference we are looking for.
5698 2008-03-14 David Edelsohn <edelsohn@gnu.org>
5700 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
5701 archive and Perzl. Update The Written Word listing.
5703 2008-03-14 Richard Guenther <rguenther@suse.de>
5705 PR tree-optimization/34043
5706 PR tree-optimization/33989
5707 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
5709 (bitmap_find_leader): Use extra argument to verify dominance
5710 relationship inside a basic-block.
5711 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
5712 (find_leader_in_sets): Adjust.
5713 (create_component_ref_by_pieces): Take extra argument for
5714 dominance check, handle lookup failures.
5715 (find_or_generate_expression): Likewise.
5716 (create_expression_by_pieces): Likewise.
5717 (insert_into_preds_of_block): Adjust.
5718 (create_value_expr_from): If asked for, verify all operands
5719 are in the blocks AVAIL_OUT set.
5720 (make_values_for_stmt): Check for SSA_NAMEs that are life
5721 over an abnormal edge.
5722 (compute_avail): Remove such check.
5723 (do_SCCVN_insertion): New function.
5724 (eliminate): If we do not find a leader suitable for replacement
5725 insert a replacement expression from SCCVN if available.
5726 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
5727 (struct vn_ssa_aux): Add needs_insertion flag.
5728 * tree-ssa-sccvn.c (may_insert): New global flag.
5729 (copy_reference_ops_from_ref): Value-number union member access
5730 based on its size, not type and member if insertion is allowed.
5731 (visit_reference_op_load): For a weak match from union type
5732 punning lookup a view-converted value and insert a SSA_NAME
5733 for that value if that is not found.
5734 (visit_use): Make dumps shorter. Do not disallow value numbering
5735 SSA_NAMEs that are life over an abnormal edge to constants.
5736 (free_scc_vn): Release inserted SSA_NAMEs.
5737 (run_scc_vn): New flag to specify whether insertion is allowed.
5738 Process SSA_NAMEs in forward order.
5739 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5740 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5741 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5742 pointer type to/from integral types that do not change the
5743 precision to regular conversions.
5745 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5747 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5748 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5749 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5750 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5751 input arguments and the mode of return value. Built-in functions
5752 that operate on whole 64-bit MMX register now use V1DI mode.
5754 2008-03-13 Alon Dayan <alond@il.ibm.com>
5755 Olga Golovanevsky <olga@il.ibm.com>
5757 PR tree-optimization/35041
5758 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5759 to locate the right position in a statement.
5761 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5765 * config/i386/xmmintrin.h: Change all static inline functions to
5766 extern inline and add __gnu_inline__ attribute.
5767 * config/i386/bmintrin.h: Ditto.
5768 * config/i386/smmintrin.h: Ditto.
5769 * config/i386/tmmintrin.h: Ditto.
5770 * config/i386/mmintrin-common.h: Ditto.
5771 * config/i386/ammintrin.h: Ditto.
5772 * config/i386/emmintrin.h: Ditto.
5773 * config/i386/pmmintrin.h: Ditto.
5774 * config/i386/mmintrin.h: Ditto.
5775 * config/i386/mm3dnow.h: Ditto.
5777 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5780 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5781 (lower_omp_2): New function.
5782 (lower_omp_1, lower_omp): Rewritten.
5784 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5787 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5788 with the phrase "Microsoft Windows compilers".
5789 (Push/Pop Macro Pragmas): New subsection. Document
5790 #pragma push_macro and pragma pop_macro.
5792 2008-03-12 Paul Brook <paul@codesourcery.com>
5794 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5796 2008-03-12 Paul Brook <paul@codesourcery.com>
5798 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5799 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5800 (thumb2_addsi_shortim): Rename ...
5801 (thumb2_addsi_short): ... to this. Allow register operands.
5802 (thumb2_subsi_short): New pattern.
5803 (thumb2_one_cmplsi2_short,
5804 thumb2_negsi2_short): New patterns and peepholes.
5806 2008-03-12 Paul Brook <paul@codesourcery.com>
5808 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5810 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5812 * config/i386/i386.md (int_cond): New code iterator.
5814 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5815 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5816 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5817 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5818 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5819 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5820 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5821 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5823 2008-03-12 Paul Brook <paul@codesourcery.com>
5825 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5826 instead of {arm,thumb}_compute_save_reg_mask.
5827 (output_return_instruction): Ditto.
5828 (thumb_unexpanded_epilogue): Ditto.
5829 (thumb1_expand_prologue): Ditto.
5830 (thumb1_output_function_prologue): Ditto.
5831 (arm_set_return_address): Ditto.
5832 (thumb_set_return_address): Ditto.
5833 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5834 regs to achieve stack alignment.
5835 (thumb1_compute_save_reg_mask): Fix compiler warning.
5836 (arm_output_epilogue): Use offsets->saved_regs_mask.
5837 Adjust stack pointer by poping call clobered registers.
5838 (arm_expand_prologue): Use offsets->saved_regs_mask.
5839 Adjust stack pointer by pushing extra registers.
5840 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5842 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5845 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5846 conversion to the operands of a multiplication.
5848 2008-03-12 Richard Guenther <rguenther@suse.de>
5850 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5851 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5852 * timevar.def (TV_TREE_PHIPROP): Add.
5853 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5854 pass description. Use TV_TREE_PHIPROP.
5855 * tree-ssa-forwprop.c: Remove phiprop code.
5857 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5860 * omp-low.c (maybe_lookup_decl): Constify first argument.
5861 (use_pointer_for_field): Change last argument from bool to
5862 omp_context *. Disallow shared copy-in/out in nested
5863 parallel if decl is shared in outer parallel too.
5864 (build_outer_var_ref, scan_sharing_clauses,
5865 lower_rec_input_clauses, lower_copyprivate_clauses,
5866 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5868 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5869 Ira Rosen <irar@il.ibm.com>
5871 * tree-vectorizer.c (free_stmt_vec_info): New function.
5872 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5873 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5874 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5875 * tree-vect-transform.c (vectorizable_conversion): Free
5876 vec_oprnds0 if it was allocated.
5877 (vect_permute_store_chain): Remove unused VECs.
5878 (vectorizable_store): Free VECs that are allocated in the..
5880 (vect_transform_strided_load, vectorizable_load): Likewise.
5881 (vect_remove_stores): Simplify the code.
5882 (vect_transform_loop): Move code to vect_remove_stores().
5883 Call vect_remove_stores() and free_stmt_vec_info().
5885 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5887 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5888 TARGET_HPUX. Revise comment.
5889 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5890 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5891 Use sr4 variant of `be' instruction when not generating PIC code.
5892 (attr_length_call): Adjust for above change.
5894 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5896 * ipa-reference.c (static_execute): Remove module_statics_const and
5897 associated setting code.
5899 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5902 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5903 predicate for operand 1.
5904 (paritysi2_cmp): Use register_operand predicate for operand 2.
5905 Use earlyclobber modifier for operand 1. Remove support for
5907 (paritydi2_cmp): Use register_operand predicate for operand 3.
5908 Use earlyclobber modifier for operand 1. Remove support for
5911 2008-03-11 Paul Brook <paul@codesourcery.com>
5912 Vladimir Prus <vladimir@codesourcery.com>
5914 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5915 (arm_compute_save_reg0_reg12_mask): Always
5916 check if register 11 must be saved. Always safe hard frame pointer
5917 when frame_pointer_needeed.
5918 (arm_compute_save_reg_mask): Save IP and PC
5919 only with apcs frames.
5920 (arm_output_epilogue): Adjust Thumb2 codepath to
5921 be also invoked and work for ARM non-apcs frames.
5922 (arm_expand_prologue): Don't bother saving IP
5923 for non-apcs frame, since it's not clobbered by
5924 prologue code. Implement non-apcs frame
5927 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5929 PR rtl-optimization/35281
5930 * expr.c (convert_move): Use a new pseudo for the intermediate
5931 from_mode->word_mode result.
5933 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5935 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5936 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5937 * toplev.c (compile_file): Don't call it.
5939 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5942 * expr.c (store_expr): Call emit_block_move if the mode
5943 of "temp" RTX is BLKmode.
5945 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5946 Richard Guenther <rguenther@suse.de>
5948 PR tree-optimization/31358
5949 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5950 the step with a NULL_TREE.
5951 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5952 to sizetype if type is a pointer type.
5953 (add_candidate_1): Don't convert the base and step to
5954 the generic type if the orginal type is a pointer type.
5955 (add_iv_value_candidates): Use sizetype for the step
5956 if type is a pointer type.
5957 (cand_value_at): Likewise.
5958 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5960 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5961 Don't convert the tem affine to the type.
5962 (add_elt_to_tree): Use sizetype for the step if a pointer.
5963 Use POINTER_PLUS_EXPR for pointers.
5964 (aff_combination_to_tree): Use sizetype for the step if a
5967 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5969 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5970 Remove commutativity hint.
5972 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5976 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5977 errorneous type. Check that v is a VAR_DECL.
5980 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5982 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5984 PR tree-optimization/35494
5985 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5986 may be overriden at link and run time.
5988 2008-03-10 Richard Guenther <rguenther@suse.de>
5990 PR tree-optimization/34677
5991 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5992 (poolify_tree): Likewise.
5993 (modify_expr_template): Likewise.
5994 (poolify_modify_stmt): Likewise.
5995 (insert_fake_stores): Handle all component-ref style stores
5996 in addition to INDIRECT_REF. Also handle complex types.
5997 Do not poolify the inserted load.
5998 (realify_fake_stores): Do not rebuild the tree but only
5999 make it a SSA_NAME copy.
6000 (init_pre): Remove initialzation of modify_expr_template.
6001 Do not allocate modify_expr_node_pool.
6002 (fini_pre): Do not free modify_expr_node_pool.
6004 2008-03-10 Paul Brook <paul@codesourcery.com>
6006 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6009 2008-03-10 Paul Brook <paul@codesourcery.com>
6010 Mark Shinwell <shinwell@codesourcery.com>
6012 * config/arm/cortex-r4.md: New.
6013 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6015 * config/arm/arm.md: Include cortex-r4.md.
6016 (insn): Add smmls, sdiv and udiv values.
6017 (generic_sched): Don't use generic scheduling for Cortex-R4.
6018 (arm_issue_rate): New function.
6019 (TARGET_SCHED_ISSUE_RATE): Define.
6021 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6023 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6025 2008-03-10 Richard Guenther <rguenther@suse.de>
6027 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6028 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6030 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6032 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6033 Set default to true.
6035 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6037 * c.opt (Wsynth): Deprecate.
6038 * doc/invoke.texi (Option Summary, Warning Options): Document
6039 -Wno-format-contains-nul.
6041 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6044 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6045 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6047 2008-03-09 Ira Rosen <irar@il.ibm.com>
6049 * config/rs6000/rs6000.c (builtin_description): Rename vector
6050 left shift operations.
6051 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6052 (altivec_vsl<VI_char>): Rename to ...
6053 (ashl<mode>3): ... new name.
6054 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6056 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6058 2008-03-08 Richard Guenther <rguenther@suse.de>
6060 * coverage.h (tree_coverage_counter_addr): Declare.
6061 * coverage.c (tree_coverage_counter_addr): New function.
6062 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6064 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6065 (tree_gen_one_value_profiler): Likewise.
6066 (tree_gen_ic_profiler): Likewise.
6067 (tree_gen_average_profiler): Likewise.
6068 (tree_gen_ior_profiler): Likewise.
6070 2008-03-08 Richard Guenther <rguenther@suse.de>
6072 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6073 (vn_binary_op_insert): Likewise.
6074 (vn_unary_op_lookup): Likewise.
6075 (vn_unary_op_insert): Likewise.
6076 (vn_nary_op_lookup): Declare.
6077 (vn_nary_op_insert): Likewise.
6078 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6079 and binary hashes, use a single obstack for unary_op_pool
6081 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6082 a single struct vn_nary_op_s. Store tree code length and
6083 a variable number of operands.
6084 (struct vn_reference_op_struct): Remove unused op2.
6085 (vn_reference_op_eq): Do not compare op2.
6086 (vn_reference_op_compute_hash): Do not compute hash of op2.
6087 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6088 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6089 with vn_nary_op_compute_hash.
6090 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6091 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6093 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6095 (visit_unary_op): Call nary functions.
6096 (visit_binary_op): Likewise.
6097 (process_scc): Adjust for struct vn_tables_s changes.
6098 (allocate_vn_table): Likewise.
6099 (free_vn_table): Likewise.
6100 * tree-vn.c (vn_add): Call nary functions.
6101 (vn_lookup): Likewise.
6103 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6106 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6107 wdst back after sync_compare_and_swapqhi_internal.
6109 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6112 * config/i386/i386-modes.def (V1DI): New vector mode.
6113 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6114 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6115 (MMXMODE248): Ditto.
6116 (MMXMODE): Add V1DI mode.
6117 (mmxvecsize): Change DI mode to V1DI mode.
6118 ("mov<mode>): Use MMXMODEI8 mode iterator.
6119 ("*mov<mode>_internal_rex64"): Ditto.
6120 ("*mov<mode>_internal"): Ditto.
6121 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6122 ("mmx_sub<mode>3"): Ditto.
6123 ("mmx_adddi3"): Remove insn pattern.
6124 ("mmx_subdi3"): Ditto.
6125 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6126 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6127 ("mmx_ashl<mode>3"): Ditto.
6128 ("mmx_lshrdi3"): Remove insn pattern.
6129 ("mmx_ashldi3"): Ditto.
6130 * config/i386/i386.c (classify_argument): Handle V1DImode.
6131 (function_arg_advance_32): Ditto.
6132 (function_arg_32): Ditto.
6133 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6134 mmx_addv1di3 insn pattern.
6135 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6136 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6137 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6138 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6139 Remove definitions of built-in functions.
6140 (V1DI_type_node): New node.
6141 (v1di_ftype_v1di_int): Ditto.
6142 (v1di_ftype_v1di_v1di): Ditto.
6143 (v2si_ftype_v2si_si): Ditto.
6144 (v4hi_ftype_v4hi_di): Remove node.
6145 (v2si_ftype_v2si_di): Ditto.
6146 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6147 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6148 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6149 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6150 Add new builtins using def_builtin_const.
6151 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6152 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6153 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6154 * config/i386/mmintrin.h (__v1di): New typedef.
6155 (_mm_add_si64): Cast arguments to __v1di type.
6156 (_mm_sub_si64): Ditto.
6157 (_mm_sll_pi16): Cast __count to __v4hi type.
6158 (_mm_sll_pi32): Cast __count to __v2si type.
6159 (_mm_sll_si64): Cast arguments to __v1di type.
6160 (_mm_srl_pi16): Cast __count to __v4hi type.
6161 (_mm_srl_pi32): Cast __count to __v2si type.
6162 (_mm_srl_si64): Cast arguments to __v1di type.
6163 (_mm_sra_pi16): Cast __count to __v4hi type.
6164 (_mm_sra_pi32): Cast __count to __v2si type.
6165 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6166 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6167 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6168 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6169 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6170 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6171 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6172 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6173 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6174 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6175 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6176 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6178 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6180 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6182 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
6185 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
6186 reg+const addressing for Altivec modes. Don't generate reg+reg
6187 addressing for TFmode or TDmode quantities.
6189 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
6191 * c-common.c (vector_types_convertible_p): Call langhook
6192 instead of comptypes.
6194 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6197 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
6198 integral and scalar float variables which have a
6201 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
6203 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
6204 dwarf_register_span hook when emitting unwind information for
6205 register-to-memory saves.
6206 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
6207 (rs6000_frame_related): Remove call to spe_synthesize_frame.
6209 2008-03-06 Jakub Jelinek <jakub@redhat.com>
6211 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6212 for the same VAR_DECL.
6214 2008-03-06 Tom Tromey <tromey@redhat.com>
6217 * doc/standards.texi (Standards): Don't mention treelang.
6218 * doc/invoke.texi (Overall Options): Don't mention treelang.
6219 * doc/install.texi (Prerequisites): Don't mention bison or
6221 (Configuration): Don't mention treelang.
6222 (Building): Likewise.
6223 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
6225 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
6227 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
6228 word-extractions out of a multi-word object.
6230 2008-03-06 Richard Guenther <rguenther@suse.de>
6232 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
6233 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
6234 result type and precision.
6235 * expr.c (get_inner_reference): Set unsignedp based on the result
6236 type of BIT_FIELD_REF.
6237 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
6238 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
6239 (try_instantiate_multiple_fields): Likewise. Use the correct type
6241 (sra_build_assignment): Likewise.
6242 (sra_build_elt_assignment): Likewise.
6243 (sra_explode_bitfield_assignment): Likewise.
6244 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
6245 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
6246 set BIT_FIELD_REF_UNSIGNED.
6247 (vectorizable_load): Likewise.
6249 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
6251 * cse.c (cse_extended_basic_block): Invalidate artificial defs
6254 2008-03-06 Richard Guenther <rguenther@suse.de>
6256 * alias.c (struct alias_set_entry): Move has_zero_child field
6257 to pack with alias_set.
6259 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
6261 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6264 2008-03-05 Ian Lance Taylor <iant@google.com>
6266 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
6268 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6270 * fwprop.c (update_df): Support width and offset parameters of
6272 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
6273 global_conflicts): Change DF_REF_EXTRACT to either
6274 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6275 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6276 * df-scan.c (df_ref_record, df_defs_record,
6277 df_ref_create_structure, df_def_record_1, df_uses_record,
6278 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
6279 df_bb_refs_collect, df_entry_block_defs_collect,
6280 df_exit_block_uses_collect): Support new width and offset fields.
6281 (ref_extract_pool): New storage pool.
6282 (df_free_ref): New function.
6283 (df_reg_chain_unlink, df_free_collection_rec,
6284 df_sort_and_compress_refs): Call df_free_ref.
6285 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
6287 (df_ref_create_structure): Allocate df_ref_extract if offset and
6288 width fields are used.
6289 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
6290 (df_uses_record): Get offset and width from ZERO_EXTRACT
6292 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
6293 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6294 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6295 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
6296 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
6297 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
6298 (df_ref_extract): New structure.
6299 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
6300 (df_ref_create): Add width and offset parameters.
6302 2008-03-05 Richard Guenther <rguenther@suse.de>
6304 * tree-ssa-structalias.c (get_constraint_for_component_ref):
6305 Use ranges_overlap_p.
6306 (offset_overlaps_with_access): Rename
6307 to ranges_overlap_p and move ...
6308 * tree-flow-inline.h (ranges_overlap_p): ... here.
6310 * tree.h (get_inner_reference, handled_component_p): Update
6313 * tree.h (record_component_aliases, get_alias_set,
6314 alias_sets_conflict_p, alias_sets_must_conflict_p,
6315 objects_must_conflict_p): Move declarations ...
6316 * alias.h (record_component_aliases, get_alias_set,
6317 alias_sets_conflict_p, alias_sets_must_conflict_p,
6318 objects_must_conflict_p): ... here.
6319 Include coretypes.h.
6320 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
6322 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
6324 * cfg.c: Include tree-flow.h.
6325 (remove_edge_raw): Call redirect_edge_var_map_clear.
6326 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6327 * tree-flow-inline.h (redirect_edge_var_map_def): New.
6328 (redirect_edge_var_map_result): New.
6329 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
6330 PENDING_STMT use with redirect_edge_var_map_*.
6331 * tree-ssa.c (edge_var_maps): New definition.
6332 (redirect_edge_var_map_add): New.
6333 (redirect_edge_var_map_clear): New.
6334 (redirect_edge_var_map_dup): New.
6335 (redirect_edge_var_map_vector): New.
6336 (redirect_edge_var_map_destroy): New.
6337 (ssa_redirect_edge): Replace PENDING_STMT use with
6338 redirect_edge_var_map_*.
6339 (flush_pending_stmts): Same.
6340 (delete_tree_ssa): Destroy edge var map.
6341 * tree-flow.h (struct _edge_var_map): New.
6342 Define edge_var_map vector type.
6343 Declare redirect_edge_var_map_* prototypes.
6344 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
6345 * tree-cfg.c (reinstall_phi_args): Replace
6346 PENDING_STMT use with redirect_edge_var_map_*.
6348 2008-03-05 Richard Guenther <rguenther@suse.de>
6350 PR tree-optimization/35472
6351 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
6352 whose single use_stmt has a overlapping set of loaded and
6353 stored symbols as that use_stmt might be a noop assignment then.
6355 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
6357 * gthr-rtems.h: Implement __gthread_mutex_destroy.
6359 2008-03-05 Richard Guenther <rguenther@suse.de>
6362 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
6363 should be constants.
6364 * tree-cfg.c (verify_expr): Verify it.
6365 * fold-const.c (fold_truthop): Remove code generating
6366 BIT_FIELD_REFs of structure bases.
6367 (fold_binary): Likewise.
6368 (fold_ternary): Position and size of BIT_FIELD_REFs are
6369 always host integers.
6370 (make_bit_field_ref): Remove.
6371 (optimize_bit_field_compare): Remove.
6372 (all_ones_mask_p): Remove.
6374 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
6377 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
6378 (split_block_and_df_analyze): New. Split basic block and rebuild
6380 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
6382 (split_pattern_seq): Likewise.
6383 (erase_matching_seqs): Likewise.
6384 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
6386 2008-03-04 Geoff Keating <geoffk@apple.com>
6388 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
6389 declaration and code.
6390 (tree_invalid_nonnegative_warnv_p): Likewise.
6392 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6394 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
6395 examples. Truncate option-names then causing overfull hbox.
6397 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6400 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
6402 * configure: Rebuilt.
6404 2008-03-04 Rafael Espindola <espindola@google.com>
6406 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
6407 (tree_unary_nonnegative_warnv_p): New.
6408 (tree_binary_nonnegative_warnv_p): New.
6409 (tree_single_nonnegative_warnv_p): New.
6410 (tree_invalid_nonnegative_warnv_p): New.
6411 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
6413 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6416 * opts.c (handle_option): Postpone 'unknown option' errors only for
6419 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
6422 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
6425 2008-03-04 Rafael Espindola <espindola@google.com>
6427 * fold-const.c (tree_unary_nonzero_warnv_p): New.
6428 (tree_binary_nonzero_warnv_p): New.
6429 (tree_single_nonzero_warnv_p): New.
6430 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
6432 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
6435 * fold-const.c (fold_cond_expr_with_comparison): Prevent
6436 transformations for modes that have signed zeros.
6437 * ifcvt.c (noce_try_abs): Ditto.
6439 2008-03-04 Joseph Myers <joseph@codesourcery.com>
6441 * config/i386/i386.c (override_options): Force
6442 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
6444 2008-03-04 Jan Hubicka <jh@suse.cz>
6447 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
6450 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6452 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
6453 label to probe the stack.
6455 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
6457 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
6458 (__gthr_win32_mutex_destroy): Declare.
6459 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
6460 __gthr_win32_mutex_destroy.
6461 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
6463 2008-03-03 Jan Hubicka <jh@suse.cz>
6466 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
6467 aggressive on inlining cold calls.
6469 2008-03-03 Richard Guenther <rguenther@suse.de>
6471 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
6472 struct copies into the expression table.
6473 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
6474 (try_to_simplify): Likewise.
6475 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
6476 integral and pointer arguments which do not change the
6477 precision to NOP_EXPRs.
6478 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
6479 VIEW_CONVERT_EXPR case.
6481 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6483 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6484 defined in a loop at depth 0 is invariant.
6485 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6486 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6487 be called at loop depth 0.
6489 2008-03-02 Jakub Jelinek <jakub@redhat.com>
6492 * gcc.c (process_command): Update copyright notice dates.
6493 * gcov.c (print_version): Likewise.
6494 * gcov-dump.c (print_version): Likewise.
6495 * mips-tfile.c (main): Likewise.
6496 * mips-tdump.c (main): Likewise.
6498 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6501 * c-common.c (flag_permissive): Delete.
6502 (constant_expression_warnings): Check flags first.
6503 (constant_expression_error): New.
6504 * c-common.h (flag_permissive): Delete.
6505 (constant_expression_error): Declare.
6506 * flags.h (flag_permissive): Declare. Update description.
6507 * diagnostic.c (pedwarn): Update.
6509 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
6510 (permissive_error_kind): New.
6511 * toplev.c (flag_permissive): Define. Update description.
6512 * toplev.h (permissive_error_kind): Declare.
6513 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
6514 (pedwarn_c90): Use pedantic_warning_kind.
6515 * c-opts.c (c_common_post_options): flag_permissive does not affect
6516 flag_pedantic_errors.
6518 2008-03-02 Joseph Myers <joseph@codesourcery.com>
6520 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
6521 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
6522 __absvsi2, __absvDI2): Use unsigned arithmetic.
6524 2008-03-02 Andi Kleen <ak@suse.de>
6525 Richard Guenther <rguenther@suse.de>
6527 * struct-equiv.c: Remove file.
6528 * cfg_cleanup.c (condjump_equiv_p): Remove.
6529 * Makefile.in (OBJS-common): Remove struct-equiv.o.
6530 (struct-equiv.o): Remove rule.
6531 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
6532 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
6533 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
6535 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6537 * ifcvt.c (noce_process_if_block): Try to handle only the then
6538 block if the else block exists but isn't suitable.
6540 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6543 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
6544 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
6545 regression from previous patch.
6547 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
6550 * gthr.h: Add __gthread_mutex_destroy as a function that must be
6552 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
6553 * gthr-single.h (__gthread_mutex_destroy): Likewise.
6554 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
6555 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
6556 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
6557 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
6558 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
6559 (__gthread_mutex_destroy_function): Rename to
6560 __gthread_mutex_destroy.
6561 * gthr-dce.h (__gthread_mutex_destroy): Call
6562 pthread_mutex_destroy.
6563 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
6564 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
6565 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
6567 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6569 * df-scan.c (df_ref_chain_change_bb): Simplify.
6570 (df_insn_change_bb): Add new_bb argument. Simplify. Call
6571 set_block_for_insn if there's any change.
6572 * df.h ((df_insn_change_bb): Fix prototype.
6573 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
6574 df_insn_change_bb, don't call set_block_for_insn.
6575 * emit-rtl.c (reorder_insns): Likewise.
6576 * haifa-sched.c (move_insn): Likewise.
6578 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6580 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
6582 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
6584 * tree-flow-inline.h (next_readonly_imm_use): Return
6585 NULL_USE_OPERAND_P after the end.
6587 2008-03-01 Richard Guenther <rguenther@suse.de>
6589 PR tree-optimization/35411
6590 * tree-sra.c (sra_build_assignment): Split conversion to
6591 final type to a separate statement if we are not assigning
6594 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6596 * fold-const.c (fold_convertible_p): Correct the logic to follow
6597 that in fold_convert().
6599 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
6602 * tree-inline.c (build_duplicate_type): When we make a
6603 duplicate type, make it unique in the canonical types system.
6605 2008-02-29 Tom Tromey <tromey@redhat.com>
6607 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
6608 input_file_stack_history, input_file_stack_restored): Remove.
6609 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6610 * input.h (struct file_stack): Remove.
6611 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
6612 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
6614 * diagnostic.h (struct diagnostic_context) <last_module>: Change
6616 (diagnostic_last_module_changed): Add 'map' argument.
6617 (diagnostic_set_last_function): Likewise.
6618 * diagnostic.c (undiagnostic_report_current_module): Iterate using
6619 line map, not input_file_stack.
6620 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
6622 2008-02-29 Paul Brook <paul@codesourcery.com>
6624 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
6626 2008-02-29 Paul Brook <paul@codesourcery.com>
6628 * config/arm/ieee754-df.S (muldf3): Use RET macros.
6630 2008-02-29 Richard Guenther <rguenther@suse.de>
6632 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
6634 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
6635 value for comparing for a store match.
6636 (simplify_unary_expression): Do nothing for SSA_NAMEs.
6637 (try_to_simplify): Do not do a full-blown reference lookup.
6639 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6641 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
6642 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6644 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
6646 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
6648 * tree-loop-linear.c (try_interchange_loops): Compare memory access
6649 strides against cache sizes.
6651 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
6653 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6656 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
6658 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
6659 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
6660 is smaller than the original promoted value.
6661 (simplify_subreg): If OP is a SUBREG, try to preserve its
6662 SUBREG_PROMOTED_VAR_P information.
6664 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
6666 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
6667 (VN_INFO_GET): Allocate new objects on the obstack.
6668 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6669 for rpo_numbers_temp, for consistency.
6670 (free_scc_vn): Free the obstack.
6672 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
6674 * doc/invoke.texi: Document -ftree-loop-distribution.
6675 * tree-loop-distribution.c: New.
6676 * tree-pass.h (pass_loop_distribution): New.
6677 * graphds.h (struct graph): Add htab_t indices.
6678 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6679 * tree-vectorizer.c (rename_variables_in_loop): Extern.
6680 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
6681 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6682 * tree-data-ref.c (debug_data_dependence_relations): New.
6683 (dump_data_dependence_relation): Also print data references.
6684 (free_data_ref): Extern.
6685 (same_access_functions): Moved...
6686 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6687 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6688 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6689 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
6690 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
6691 (stmts_from_loop): Skip LABEL_EXPR.
6692 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
6694 (build_rdg): Initialize rdg->indices htab.
6695 (free_rdg, stores_from_loop, ref_base_address,
6696 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6697 have_similar_memory_accesses_1, ref_base_address_1,
6698 remove_similar_memory_refs): New.
6699 * tree-data-ref.h: Depend on tree-chrec.h.
6700 (debug_data_dependence_relations, free_data_ref): Declared.
6701 (same_access_functions): ... here.
6702 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
6704 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
6705 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
6706 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
6707 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6708 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6709 rdg_vertex_for_stmt): Declared.
6710 (struct rdg_edge): Add level.
6712 (free_rdg, stores_from_loop, remove_similar_memory_refs,
6713 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
6715 (rdg_has_similar_memory_accesses): New.
6716 * tree-vect-analyze.c: Remove unused static decls.
6717 * lambda.h (dependence_level): New.
6718 * common.opt (ftree-loop-distribution): New.
6719 * tree-flow.h (mark_virtual_ops_in_bb,
6720 slpeel_tree_duplicate_loop_to_edge_cfg,
6721 rename_variables_in_loop): Declared.
6722 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
6723 (OBJS-common): Add tree-loop-distribution.o.
6724 (tree-loop-distribution.o): New rule.
6725 * tree-cfg.c (mark_virtual_ops_in_bb): New.
6726 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6727 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
6729 2008-02-28 Joseph Myers <joseph@codesourcery.com>
6732 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
6733 other than structures and unions.
6735 2008-02-28 Richard Guenther <rguenther@suse.de>
6738 2008-02-26 Richard Guenther <rguenther@suse.de>
6740 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6741 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6742 (lookup_decl_from_uid): Declare.
6743 (remove_decl_from_map): Likewise.
6744 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6745 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6746 (decl_for_uid_map): New global hashtable mapping DECL_UID
6748 (init_ttree): Allocate it.
6749 (insert_decl_to_uid_decl_map): New helper function.
6750 (make_node_stat): Insert new decls into the map.
6751 (copy_node_stat): Likewise.
6752 (lookup_decl_from_uid): New function.
6753 (remove_decl_from_map): Likewise.
6754 (print_decl_for_uid_map_statistics): New helper.
6755 (dump_tree_statistics): Call it.
6757 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6758 (referenced_var_iterator): Adjust.
6759 (FOR_EACH_REFERENCED_VAR): Adjust.
6760 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6761 (num_referenced_vars): Adjust.
6762 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6763 (first_referenced_var): Remove.
6764 (end_referenced_vars_p): Likewise.
6765 (next_referenced_var): Likewise.
6766 (referenced_var_iterator_set): New helper function.
6767 * tree-dfa.c (referenced_var_lookup): Adjust.
6768 (referenced_var_check_and_insert): Likewise.
6769 (remove_referenced_var): Likewise.
6770 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6771 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6772 (verify_call_clobbering): Likewise.
6773 (verify_memory_partitions): Likewise.
6774 (init_tree_ssa): Allocate bitmap instead of hashtable for
6776 (delete_tree_ssa): Adjust.
6777 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6778 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6779 (compute_tag_properties): Likewise.
6780 (set_initial_properties): Likewise.
6781 (find_partition_for): Likewise.
6782 (update_reference_counts): Likewise.
6783 (dump_may_aliases_for): Likewise.
6784 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6785 (add_call_clobber_ops): Likewise.
6786 (add_call_read_ops): Likewise.
6787 (get_asm_expr_operands): Likewise.
6788 * tree-into-ssa.c (dump_decl_set): Likewise.
6789 (update_ssa): Likewise.
6790 * tree-sra.c (scan_function): Likewise.
6791 (decide_instantiations): Likewise.
6792 (scalarize_parms): Likewise.
6793 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6794 (dsa_named_for): Likewise.
6795 * tree-ssa-structalias.c (update_alias_info): Likewise.
6796 (merge_smts_into): Likewise.
6798 2008-02-27 David Daney <ddaney@avtrex.com>
6801 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6802 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6803 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6804 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6805 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6807 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6810 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6811 (BUILT_IN_NEXTTOWARD): Remove.
6812 (BUILT_IN_NEXTTOWARDF): Ditto.
6813 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6814 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6816 2008-02-27 Tom Tromey <tromey@redhat.com>
6818 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6819 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6821 2008-02-27 Jan Beulich <jbeulich@novell.com>
6823 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6824 update the respective field on newdecl.
6826 2008-02-27 Revital Eres <eres@il.ibm.com>
6828 PR rtl-optimization/34999
6829 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6830 crossing edges that ends with a call insn.
6831 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6832 call insn and clear the EDGE_CROSSING flag of the crossing edge
6833 when fixing fallthru edges.
6835 2008-02-27 Richard Guenther <rguenther@suse.de>
6838 * fold-const.c (fold_unary): Return the correct argument,
6839 converted to the result type.
6841 2008-02-27 Richard Guenther <rguenther@suse.de>
6844 * expr.c (expand_expr_real_1): Assert on rotates that operate
6846 * fold-const.c (fold_binary): Use the types precision, not the
6847 bitsize of the mode if folding rotate expressions. Build rotates
6848 only for full modes.
6850 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6852 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6854 * c-pragma.c (pragma_ns_name): New typedef.
6855 (registered_pp_pragmas): New variable.
6856 (c_pp_lookup_pragma): New function.
6857 (c_register_pragma_1): If flag_preprocess_only, do nothing
6858 for non-expanded pragmas, for expanded ones push pragma's
6859 namespace and name into registered_pp_pragmas vector.
6860 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6861 flag_preprocess_only, don't register GCC pch_preprocess
6862 pragma if flag_preprocess_only.
6863 * c-opts.c (c_common_init): Call init_pragma even if
6864 flag_preprocess_only.
6865 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6866 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6867 cpp_register_pragma if flag_preprocess_only.
6869 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6872 * c-parser.c (c_parser_translation_unit): Warn for empty
6873 translation unit, not empty source file.
6875 2008-02-26 Paul Brook <paul@codesourcery.com>
6877 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6878 operand for Thumb-2.
6879 * config/arm/arm.h (reg_class): Add CORE_REGS.
6880 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6881 (BASE_REG_CLASS): Use CORE_REGS.
6882 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6883 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6884 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6885 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6886 ARM_REGNO_OK_FOR_INDEX_P.
6887 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6888 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6889 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6890 (ldm/stm peepholes): Ditto.
6891 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6892 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6893 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6894 * config/arm/constraints.md: Enable "k" constraint on ARM.
6896 2008-02-27 Ben Elliston <bje@au.ibm.com>
6898 * config/rs6000/rs6000.c: Annotate cache line size field in all
6899 instances of struct processor_costs.
6901 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6903 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6904 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6905 jump_bypass): New counters.
6906 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6907 * dce.c (gate_ud_dce): Same.
6908 (gate_fast_dce): Same.
6909 * dse.c (gate_dse1): New function.
6910 (gate_dse2): New function.
6911 (gate_dse): Merge results of new gate functions.
6912 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6913 (gate_handle_jump_bypass): Add dbg_cnt.
6914 (gate_handle_gcse): Add dbg_cnt.
6915 * ifcvt.c (gate_handle_if_conversion): Same.
6916 (gate_handle_if_after_combine): Same.
6917 (gate_handle_if_after_reload): Same.
6918 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6920 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6922 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6924 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6926 2008-02-26 Jason Merrill <jason@redhat.com>
6929 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6930 alone if it's the naming decl for the type's main variant.
6932 2008-02-26 Tom Tromey <tromey@redhat.com>
6934 * system.h (USE_MAPPED_LOCATION): Poison.
6935 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6936 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6937 (make_goto_expr_edges): Likewise.
6938 (remove_bb): Likewise.
6939 (execute_warn_function_return): Likewise.
6940 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6942 * c-common.c (fname_decl): Remove old location code.
6943 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6945 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6947 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6948 (gen_rtx_ASM_INPUT): Likewise.
6949 (gen_rtx_ASM_INPUT_loc): Likewise.
6950 (get_rtx_asm_OPERANDS): Remove.
6951 * cfglayout.c (insn_locators_alloc): Remove old location code.
6952 (set_curr_insn_source_location): Likewise.
6953 (curr_insn_locator): Likewise.
6954 * print-tree.c (print_node): Remove old location code.
6955 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6956 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6957 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6958 location_from_locus.
6959 (construct_exit_block): Remove old location code.
6960 * emit-rtl.c (force_next_line_note): Remove old location code.
6961 * profile.c (branch_prob): Remove old location code.
6962 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6963 LOC_LINE): Remove old-location variants.
6964 * langhooks.c (lhd_print_error_function): Remove old location
6966 * configure, config.in: Rebuilt.
6967 * configure.ac (--enable-mapped-location): Remove.
6968 * c-decl.c (c_init_decl_processing): Remove old location code.
6969 (finish_function): Likewise.
6970 * recog.c (decode_asm_operands): Remove old location code.
6971 * c-pch.c (c_common_read_pch): Remove old location code.
6972 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6974 * gimple-low.c (lower_function_body): Remove old location code.
6975 * toplev.c (unknown_location): Remove.
6976 (push_srcloc): Remove old-location variant.
6977 (process_options): Remove old location code.
6978 (lang_dependent_init): Likewise.
6979 * input.h (UNKNOWN_LOCATION): Move definition.
6980 (location_t): Undeprecate.
6981 (source_locus): Remove.
6982 (location_from_locus): Remove.
6983 (struct location_s): Remove.
6984 Remove all old-location code.
6985 (input_line, input_filename): Remove.
6986 * final.c (final_scan_insn): Remove old location code.
6987 * diagnostic.c (diagnostic_build_prefix): Remove
6988 USE_MAPPED_LOCATION test.
6989 * tree.h (gimple_stmt) <locus>: Now a location_t.
6990 (tree_exp) <locus>: Likewise.
6991 (DECL_IS_BUILTIN): Remove old-location variant.
6992 (annotate_with_file_line, annotate_with_locus): Likewise.
6993 (expr_locus, set_expr_locus): Update.
6994 * tree.c (build1_stat): Remove old location code.
6995 (last_annotated_node): Remove.
6996 (annotate_with_file_line): Remove old-location variant.
6997 (annotate_with_locus): Likewise.
6998 (expr_location): Remove old location code.
6999 (set_expr_location): Likewise.
7000 (expr_has_location): Likewise.
7001 (expr_locus): Likewise.
7002 (set_expr_locus): Likewise.
7003 (expr_filename): Don't use location_from_locus.
7004 (expr_lineno): Likewise.
7005 * rtl-error.c (location_for_asm): Remove old location code.
7006 * c-lex.c (cb_line_change): Remove old location code.
7007 (fe_file_change): Likewise.
7008 (cb_def_pragma): Likewise.
7009 (c_lex_with_flags): Likewise.
7010 * gengtype.c (do_typedef): Don't special-case location types.
7011 (define_location_structures): Remove.
7012 (main): Don't call define_location_structures.
7013 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7016 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7019 * builtins.def (BUILT_IN_STDARG_START): Remove.
7020 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7021 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7022 * tree-inline.c (inline_forbidden_p_1): Likewise.
7024 2008-02-26 Richard Guenther <rguenther@suse.de>
7026 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7027 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7028 (lookup_decl_from_uid): Declare.
7029 (remove_decl_from_map): Likewise.
7030 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7031 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7032 (decl_for_uid_map): New global hashtable mapping DECL_UID
7034 (init_ttree): Allocate it.
7035 (insert_decl_to_uid_decl_map): New helper function.
7036 (make_node_stat): Insert new decls into the map.
7037 (copy_node_stat): Likewise.
7038 (lookup_decl_from_uid): New function.
7039 (remove_decl_from_map): Likewise.
7040 (print_decl_for_uid_map_statistics): New helper.
7041 (dump_tree_statistics): Call it.
7043 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7044 (referenced_var_iterator): Adjust.
7045 (FOR_EACH_REFERENCED_VAR): Adjust.
7046 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7047 (num_referenced_vars): Adjust.
7048 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7049 (first_referenced_var): Remove.
7050 (end_referenced_vars_p): Likewise.
7051 (next_referenced_var): Likewise.
7052 (referenced_var_iterator_set): New helper function.
7053 * tree-dfa.c (referenced_var_lookup): Adjust.
7054 (referenced_var_check_and_insert): Likewise.
7055 (remove_referenced_var): Likewise.
7056 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7057 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7058 (verify_call_clobbering): Likewise.
7059 (verify_memory_partitions): Likewise.
7060 (init_tree_ssa): Allocate bitmap instead of hashtable for
7062 (delete_tree_ssa): Adjust.
7063 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7064 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7065 (compute_tag_properties): Likewise.
7066 (set_initial_properties): Likewise.
7067 (find_partition_for): Likewise.
7068 (update_reference_counts): Likewise.
7069 (dump_may_aliases_for): Likewise.
7070 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7071 (add_call_clobber_ops): Likewise.
7072 (add_call_read_ops): Likewise.
7073 (get_asm_expr_operands): Likewise.
7074 * tree-into-ssa.c (dump_decl_set): Likewise.
7075 (update_ssa): Likewise.
7076 * tree-sra.c (scan_function): Likewise.
7077 (decide_instantiations): Likewise.
7078 (scalarize_parms): Likewise.
7079 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7080 (dsa_named_for): Likewise.
7081 * tree-ssa-structalias.c (update_alias_info): Likewise.
7082 (merge_smts_into): Likewise.
7084 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7087 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7088 * c-opts.c (c_common_handle_option): Wall enables
7089 Wvolatile-register-var.
7090 * common.opt: Move Wvolatile-register-var to...
7093 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7095 * common.opt (Wlarger-than=): New.
7096 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7098 * opts.c (common_handle_option): Handle -Wlarger-than=.
7099 * optc-gen.awk: Likewise.
7100 * opth-gen.awk: Likewise.
7101 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7102 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7104 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7106 * c-common.c (match_case_to_enum_1): Add appropriate
7107 OPT_W* parameter to warning.
7108 (c_do_switch_warnings): Likewise.
7109 * c-typeck.c (warning_init): Add one more parameter following
7111 (push_init_level): Update call to warning_init.
7112 (pop_init_level): Likewise.
7113 (add_pending_init): Likewise.
7114 (output_init_element: Likewise.
7116 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7119 * toplev.c (toplev_main): If there are warnings or error, print
7120 errors for ignored options.
7121 * opts.c (ignored_options): New static variable.
7122 (postpone_unknown_option_error): New.
7123 (print_ignored_options): New.
7124 (handle_option): Postpone errors for unknown -Wno-* options.
7125 * opts.h (print_ignored_options): Declare.
7127 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7129 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7132 2008-02-25 Richard Guenther <rguenther@suse.de>
7135 2008-02-25 Richard Guenther <rguenther@suse.de>
7137 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7138 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7139 (lookup_decl_from_uid): Declare.
7140 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7141 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7142 (decl_for_uid_map): New global hashtable mapping DECL_UID
7144 (init_ttree): Allocate it.
7145 (insert_decl_to_uid_decl_map): New helper function.
7146 (make_node_stat): Insert new decls into the map.
7147 (copy_node_stat): Likewise.
7148 (lookup_decl_from_uid): New function.
7149 (print_decl_for_uid_map_statistics): New helper.
7150 (dump_tree_statistics): Call it.
7152 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7153 (referenced_var_iterator): Adjust.
7154 (FOR_EACH_REFERENCED_VAR): Adjust.
7155 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7156 (num_referenced_vars): Adjust.
7157 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7158 (first_referenced_var): Remove.
7159 (end_referenced_vars_p): Likewise.
7160 (next_referenced_var): Likewise.
7161 (referenced_var_iterator_set): New helper function.
7162 * tree-dfa.c (referenced_var_lookup): Adjust.
7163 (referenced_var_check_and_insert): Likewise.
7164 (remove_referenced_var): Likewise.
7165 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7166 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7167 (verify_call_clobbering): Likewise.
7168 (verify_memory_partitions): Likewise.
7169 (init_tree_ssa): Allocate bitmap instead of hashtable for
7171 (delete_tree_ssa): Adjust.
7172 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7173 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7174 (compute_tag_properties): Likewise.
7175 (set_initial_properties): Likewise.
7176 (find_partition_for): Likewise.
7177 (update_reference_counts): Likewise.
7178 (dump_may_aliases_for): Likewise.
7179 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7180 (add_call_clobber_ops): Likewise.
7181 (add_call_read_ops): Likewise.
7182 (get_asm_expr_operands): Likewise.
7183 * tree-into-ssa.c (dump_decl_set): Likewise.
7184 (update_ssa): Likewise.
7185 * tree-sra.c (scan_function): Likewise.
7186 (decide_instantiations): Likewise.
7187 (scalarize_parms): Likewise.
7188 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7189 (dsa_named_for): Likewise.
7190 * tree-ssa-structalias.c (update_alias_info): Likewise.
7191 (merge_smts_into): Likewise.
7193 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7196 * doc/invoke.texi (-fcx-limited-range): Document new option.
7197 * toplev.c (process_options): Handle -fcx-fortran-rules.
7198 * common.opt: Add documentation for -fcx-fortran-rules.
7200 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
7203 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
7204 actual behaviour and C99.
7206 2008-02-26 Ben Elliston <bje@au.ibm.com>
7208 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
7209 (ASM_CPU_POWER6_SPEC): Likewise.
7210 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
7211 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
7212 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
7214 2008-02-25 Richard Guenther <rguenther@suse.de>
7216 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7217 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7218 (lookup_decl_from_uid): Declare.
7219 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7220 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7221 (decl_for_uid_map): New global hashtable mapping DECL_UID
7223 (init_ttree): Allocate it.
7224 (insert_decl_to_uid_decl_map): New helper function.
7225 (make_node_stat): Insert new decls into the map.
7226 (copy_node_stat): Likewise.
7227 (lookup_decl_from_uid): New function.
7228 (print_decl_for_uid_map_statistics): New helper.
7229 (dump_tree_statistics): Call it.
7231 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7232 (referenced_var_iterator): Adjust.
7233 (FOR_EACH_REFERENCED_VAR): Adjust.
7234 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7235 (num_referenced_vars): Adjust.
7236 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7237 (first_referenced_var): Remove.
7238 (end_referenced_vars_p): Likewise.
7239 (next_referenced_var): Likewise.
7240 (referenced_var_iterator_set): New helper function.
7241 * tree-dfa.c (referenced_var_lookup): Adjust.
7242 (referenced_var_check_and_insert): Likewise.
7243 (remove_referenced_var): Likewise.
7244 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7245 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7246 (verify_call_clobbering): Likewise.
7247 (verify_memory_partitions): Likewise.
7248 (init_tree_ssa): Allocate bitmap instead of hashtable for
7250 (delete_tree_ssa): Adjust.
7251 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7252 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7253 (compute_tag_properties): Likewise.
7254 (set_initial_properties): Likewise.
7255 (find_partition_for): Likewise.
7256 (update_reference_counts): Likewise.
7257 (dump_may_aliases_for): Likewise.
7258 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7259 (add_call_clobber_ops): Likewise.
7260 (add_call_read_ops): Likewise.
7261 (get_asm_expr_operands): Likewise.
7262 * tree-into-ssa.c (dump_decl_set): Likewise.
7263 (update_ssa): Likewise.
7264 * tree-sra.c (scan_function): Likewise.
7265 (decide_instantiations): Likewise.
7266 (scalarize_parms): Likewise.
7267 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7268 (dsa_named_for): Likewise.
7269 * tree-ssa-structalias.c (update_alias_info): Likewise.
7270 (merge_smts_into): Likewise.
7272 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
7275 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
7276 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
7277 * alias.h (nonoverlapping_memrefs_p): Likewise.
7279 2008-02-25 Jan Beulich <jbeulich@novell.com>
7281 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
7282 * config/i386/netware-libgcc.exp: Add __bswap?i2,
7283 __emultls_get_address, __emultls_register_common,
7284 __floatundi?f, and _Unwind_GetIPInfo.
7285 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
7286 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
7287 (gen_regparm_prefix): Likewise.
7288 (i386_nlm_encode_section_info): Sync with
7289 config/i386/winnt.c:i386_pe_encode_section_info().
7290 (i386_nlm_maybe_mangle_decl_assembler_name): New.
7291 i386_nlm_mangle_decl_assembler_name): New.
7292 (netware_override_options): New.
7293 * config/i386/netware.h (netware_override_options): Declare.
7294 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
7295 (i386_nlm_mangle_decl_assembler_name): Declare.
7296 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
7298 2008-02-25 Ben Elliston <bje@au.ibm.com>
7301 * c-decl.c (grokdeclarator): Remove unused local variables
7302 `typedef_type' and `type_as_written'.
7304 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7305 unused local variable `has_hot_blocks'.
7306 (fix_crossing_conditional_branches): Remove unused local variable
7309 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
7312 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
7313 using DEF_C99_BUILTIN.
7314 (BUILT_IN_NANF): Ditto.
7315 (BUILT_IN_NANL): Ditto.
7317 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
7318 Revital Eres <eres@il.ibm.com>
7320 * modulo-sched.c (calculate_must_precede_follow): Address TODO
7321 regarding the order of two dependent insns in the same row.
7323 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
7325 * stor-layout.c (layout_decl): Do not bump the alignment of a
7326 bit-field to more than byte alignment if it is packed.
7328 2008-02-24 David Edelsohn <edelsohn@gnu.org>
7330 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
7333 2008-02-24 Diego Novillo <dnovillo@google.com>
7335 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
7338 * tree-vrp.c (vrp_evaluate_conditional): With
7339 -Wtype-limits, emit a warning when comparing against a
7340 constant outside the natural range of OP0's type.
7341 * c.opt (Wtype-limits): Move ...
7342 * common.opt (Wtype-limits): ... here.
7344 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
7346 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
7347 * config/rs6000/e300c2c3.md: New file.
7348 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7350 (rs6000_override_options): Add e300c2 and e300c3 cases to
7351 processor_target_table. Do not allow usage of Altivec or Spe
7352 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
7353 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
7354 * config/rs6000/rs6000.h (processor_type): Add
7355 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
7356 (ASM_CPU_SPEC): Add e300c2 and e300c3.
7357 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
7358 and ppce300c3. Include e300c2c3.md.
7360 2008-02-23 David Edelsohn <edelsohn@gnu.org>
7362 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
7363 instead of TARGET_STRICT_ALIGN.
7365 2008-02-23 Joseph Myers <joseph@codesourcery.com>
7367 * explow.c (memory_address): Assert that the generated address is
7370 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7373 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
7374 * config/darwin-ppc-ldouble-patch.def: New file.
7375 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
7376 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
7377 SUBTARGET_INIT_BUILTINS if defined.
7378 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
7381 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7384 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
7385 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
7387 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
7390 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
7391 file" warning condtional on -Winvalid-PCH.
7393 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7395 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
7397 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
7401 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
7402 prevent reload from using MMX registers.
7403 (*mov<mode>_internal): Ditto.
7404 (*movv2sf_internal_rex64): Ditto.
7405 (*movv2sf_internal): Ditto.
7407 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7409 PR documentation/31569
7410 * doc/install.texi2html: Use makeinfo --no-number-sections.
7412 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7414 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
7415 ensure that we can address an entire entity > 8 bytes. Don't
7416 generate reg+reg addressing for such data.
7418 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7420 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
7421 strings when optimizing for size, unless the target cares about
7424 2008-02-22 Tom Tromey <tromey@redhat.com>
7426 * regclass.c (current_pass): Remove declaration.
7428 2008-02-22 Anatoly Sokolov <aesok@post.ru>
7430 * config/avr/libgcc.S (__RAMPZ__): Define.
7431 (__do_copy_data): Add for devices with 128KB code memory.
7433 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
7435 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7437 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
7439 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
7441 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
7444 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7447 * c-typeck.c (build_binary_op): Warn about floating point
7448 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
7450 2008-02-21 Janis Johnson <janis187@us.ibm.com>
7453 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
7454 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
7456 (rs6000_override_options): Set altivec_abi as default, not override,
7457 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
7458 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
7459 is used; use new member spe_abi.
7460 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
7461 spe_abi and altivec_abi.
7463 2008-02-22 Tomas Bily <tbily@suse.cz>
7465 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
7467 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7470 * config.build (build_file_translate): Set to `CMD //c' only if
7472 * Makefile.in (build_file_translate): Improve comment.
7474 2008-02-21 Jan Hubicka <jh@suse.cz>
7476 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
7477 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
7478 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
7480 2008-02-21 Michael Matz <matz@suse.de>
7483 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
7485 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
7487 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
7488 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
7490 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
7491 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
7492 SSE_VEC_FLOAT_MODE_P as insn constraint.
7493 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
7494 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
7495 sse4a_movntdf using MODEF mode iterator.
7496 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
7497 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
7498 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
7499 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
7500 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
7501 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
7502 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
7504 2008-02-21 Richard Guenther <rguenther@suse.de>
7506 * tree.def (PAREN_EXPR): New tree code.
7507 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
7509 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
7510 * expr.c (expand_expr_real_1): Likewise.
7511 * tree-inline.c (estimate_num_insns_1): Likewise.
7512 * tree-complex.c (expand_complex_move): Likewise.
7513 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
7516 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7519 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
7521 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
7524 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
7526 * config/sh/sh.c (find_barrier): Don't go past
7527 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
7529 2008-02-20 DJ Delorie <dj@redhat.com>
7531 * config/h8300/h8300.md (insv): Force source operand to be a register.
7533 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
7534 as a jump, not as a plain insn.
7536 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
7538 * doc/invoke.texi (Warning Options): Add new option
7539 -Wframe-larger-than=.
7540 (-Wframe-larger-than): Document.
7542 * flags.h (warn_frame_larger_than, frame_larger_than_size):
7543 Add declarations for new option variables.
7545 * final.c (final_start_function): Check the frame size
7546 before emission and issue a Wframe-larger-than warning.
7548 * opts.c (warn_frame_larger_than, frame_larger_than_size):
7549 Add definitions for new option variables.
7550 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
7552 * common.opt (Wframe-larger-than=): New option.
7554 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7556 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
7557 (<sse>_div<mode>3): Ditto.
7558 (<sse>_vmdiv<mode>3): Ditto.
7559 (<sse>_vmsqrt<mode>2): Ditto.
7560 (*smax<mode>3): Ditto.
7561 (sse5_frcz<mode>2): Ditto.
7562 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
7565 2008-02-20 Richard Guenther <rguenther@suse.de>
7568 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
7569 be happy with INTEGRAL_TYPE_P.
7571 2008-02-20 Richard Guenther <rguenther@suse.de>
7573 * fold-const.c (split_tree): Associate floatig-point expressions
7574 if flag_associative_math is set.
7576 2008-02-20 Richard Guenther <rguenther@suse.de>
7578 * tree.h (fold_real_zero_addition_p): Declare.
7579 * fold-const.c (fold_real_zero_addition_p): Export.
7580 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
7581 floating-point operations with zero and one.
7583 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
7585 * doc/install.texi: Correct references to CFLAGS, replacing them
7586 with BOOT_CFLAGS. Document flags used during bootstrap for
7589 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
7591 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
7592 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
7593 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
7595 (smin<mode>3): Ditto from similar patterns.
7596 (smax<mode>3): Ditto.
7597 (*ieee_smin<mode>3): Ditto.
7598 (*ieee_smax<mode>3): Ditto.
7599 * config/i386/sse.md (sse): New mode attribute.
7600 (mov<mode>): Macroize expander from movv4sf and movv2df using
7601 SSEMODEF2P mode iterator.
7602 (<sse>_movnt<mode>): Ditto from similar patterns. Use
7603 SSE_VEC_FLOAT_MODE_P as insn constraint.
7604 (storent<mode>): Ditto.
7605 (storent<mode>): Macroize expander from storentsf and storentdf using
7606 MODEF mode iterator.
7607 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
7608 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
7609 (abs<mode>2): Ditto from similar patterns.
7610 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
7611 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
7612 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
7613 (<sse>_vmsqrt<mode>2): Ditto.
7614 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
7615 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
7616 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
7617 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
7618 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
7619 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
7620 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
7622 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
7623 iterator and SSE_FLOAT_MODE_P as insn constraint.
7624 (<sse>_ucomi): Ditto from similar patterns.
7625 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
7626 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
7627 SSE_VEC_FLOAT_MODE_P as insn constraint.
7628 (vcond<mode>): Ditto from similar patterns.
7629 (and<mode>3, *and<mode>3): Ditto.
7630 (<sse>_nand<mode>3): Ditto.
7631 (ior<mode>3, *ior<mode>3): Ditto.
7632 (xor<mode>3, *xor<mode>3): Ditto.
7633 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
7634 iterator and SSE_FLOAT_MODE_P as insn constraint.
7635 (*nand<mode>3): Ditto from similar patterns.
7636 (*ior<mode>3): Ditto.
7637 (*xor<mode>3): Ditto.
7639 2008-02-20 Ira Rosen <irar@il.ibm.com>
7641 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
7642 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
7643 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
7645 2008-02-19 Jan Hubicka <jh@suse.cz>
7647 * predict.c (tree_bb_level_predictions): Remove variable next
7648 mistakely introduced by previous commit.
7650 2008-02-19 Jan Hubicka <jh@suse.cz>
7652 * predict.c (predict_paths_leading_to): Rewrite.
7653 (predict_paths_for_bb): New.
7654 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
7656 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7659 * Makefile.in (build_file_translate): New.
7660 (gcc-vers.texi): Use it for translating $(abs_srcdir).
7661 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
7662 * configure.ac (build_file_translate): Substitute it.
7663 * configure: Regenerate.
7665 2008-02-19 Jan Hubicka <jh@suse.cz>
7667 PR rtl-optimization/34408
7668 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
7671 2008-02-19 Jan Hubicka <jh@suse.cz>
7674 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
7677 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
7680 * config/i386/i386-modes.def: Revert the last DI alignment
7681 change until Ada people can look into it.
7683 2008-02-19 Nick Clifton <nickc@redhat.com>
7685 * opts.c (print_specific_help): Fix typo in --help text.
7687 2008-02-19 Jakub Jelinek <jakub@redhat.com>
7690 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
7691 32-bit inline asm without asm alternatives for host GCC < 3.0.
7693 2008-02-19 Richard Guenther <rguenther@suse.de>
7695 PR tree-optimization/34989
7696 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
7697 Allow propagation to INDIRECT_REF if we can simplify only.
7699 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7701 * c-common.c (warn_for_collisions_1): Use appropriate option when
7704 2008-02-19 Nick Clifton <nickc@redhat.com>
7707 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
7708 (handle_options): Fix indentation.
7709 (print_filtered_help): If no language-specific options were
7710 displayed tell the user how to list all the options supported by
7711 the language's front-end.
7712 (print_specific_help): Fix indentation and remove duplicate line.
7713 (common_handle_option): Handle the -v option.
7714 For --help enable the display of undocumented options if the -v
7715 switch has been included on the command line.
7716 For --help= check for overlaps in the arguments between the option
7717 classes and the language names and issue a warning when they
7718 cannot be disambiguated.
7719 * c.opt (v): Pass on to the common option handler.
7721 2008-02-19 Revital Eres <eres@il.ibm.com>
7723 * modulo-sched.c (sms_schedule): Change dump message when
7724 create_ddg function fails.
7725 (try_scheduling_node_in_cycle): Rename row to cycle.
7726 (print_partial_schedule): Rename CYCLE to ROW.
7728 2008-02-19 Christian Bruel <christian.bruel@st.com>
7729 Zdenek Dvorak <ook@ucw.cz>
7731 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
7733 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7736 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7737 (*x86_movdicc_0_m1_se): Ditto.
7739 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7741 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7742 (CMPtype): Define as __gcc_CMPtype.
7743 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7744 (CMPtype): Define as __gcc_CMPtype.
7746 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7748 Support valgrind 3.3 for --enable-checking=valgrind.
7749 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7751 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7752 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7753 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7754 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7755 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7756 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7757 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7759 * ggc-zone.c: Similar.
7760 * ggc-page.c: Similar.
7762 2008-02-19 Paul Brook <paul@codesourcery.com>
7765 * config/arm/ieee754-df.S: Fix do_it typo.
7766 * config/arm/ieee754-sf.S: Fix do_it typo.
7768 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7771 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7772 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7773 (OPTION_MASK_ISA_SSE_SET): Likewise.
7774 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7775 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7776 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7777 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7778 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7779 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7780 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7781 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7782 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7783 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7784 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7785 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7786 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7787 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7788 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7789 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7790 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7791 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7792 (OPTION_MASK_ISA_SSE4): Removed.
7793 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7794 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7795 (override_options): Don't turn on implied SSE/MMX bits in
7798 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7800 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7803 2008-02-18 Joey Ye <joey.ye@intel.com>
7806 * tree-nested.c (insert_field_into_struct): Set type alignment
7807 to field alignment if the former is less than the latter.
7809 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7811 * BASE-VER: Set to 4.4.0.
7813 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7815 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7816 * doc/cfg.texi: Likewise.
7817 * doc/extend.texi: Likewise.
7818 * doc/gty.texi: Likewise.
7819 * doc/invoke.texi: Likewise.
7820 * doc/loop.texi: Likewise.
7821 * doc/md.texi: Likewise.
7822 * doc/passes.texi: Likewise.
7823 * doc/rtl.texi: Likewise.
7824 * doc/sourcebuild.texi: Likewise.
7825 * doc/tm.texi: Likewise.
7826 * doc/tree-ssa.texi: Likewise.
7828 2008-02-17 Richard Guenther <rguenther@suse.de>
7831 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7832 without default definition.
7834 2008-02-17 Richard Guenther <rguenther@suse.de>
7836 PR tree-optimization/35231
7837 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7840 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7843 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7844 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7845 libgcc_cmp_return mode.
7847 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7850 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7852 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7854 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7857 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7859 * doc/c-tree.texi: Use `@.' where appropriate.
7860 * doc/extend.texi: Likewise.
7861 * doc/install.texi: Likewise.
7862 * doc/invoke.texi: Likewise.
7863 * doc/loop.texi: Likewise.
7864 * doc/makefile.texi: Likewise.
7865 * doc/md.texi: Likewise.
7866 * doc/passes.texi: Likewise.
7867 * doc/standards.texi: Likewise.
7868 * doc/tm.texi: Likewise.
7870 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7873 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7875 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7876 rather than in entry_bb.
7878 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7880 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7881 libgcc_cmp_return mode.
7883 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7886 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7887 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7889 2008-02-15 Richard Guenther <rguenther@suse.de>
7890 Zdenek Dvorak <ook@ucw.cz>
7892 PR tree-optimization/35164
7893 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7894 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7895 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7896 Only propagate addresses which do not have abnormal SSA_NAMEs
7899 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7902 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7904 2008-02-15 Jan Hubicka <jh@suse.cz>
7907 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7909 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7912 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7913 when calculating alignment_pad.
7915 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7917 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7918 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7919 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7920 and STACK_BOUNDARY define.
7922 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7924 PR preprocessor/35061
7925 * c-pragma.c (handle_pragma_pop_macro): Check that
7926 pushed_macro_table has been allocated.
7928 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7931 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7932 (force_gimple_operand): Likewise.
7933 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7934 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7935 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7936 (find_interesting_uses_address): Check addressability and alignment
7937 of the base expression only after substituting bases of IVs into it.
7939 2008-02-14 Michael Matz <matz@suse.de>
7942 * function.c (instantiate_virtual_regs_in_insn): Reload address
7943 before falling back to reloading the whole operand.
7945 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7947 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7948 before the first section switch note.
7950 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7952 * doc/bugreport.texi: Update copyright years.
7953 * doc/c-tree.texi: Likewise.
7954 * doc/cfg.texi: Likewise.
7955 * doc/cpp.texi: Likewise.
7956 * doc/cppinternals.texi: Likewise.
7957 * doc/fragments.texi: Likewise.
7958 * doc/frontends.texi: Likewise.
7959 * doc/gcc.texi: Likewise.
7960 * doc/gty.texi: Likewise.
7961 * doc/hostconfig.texi: Likewise.
7962 * doc/implement-c.texi: Likewise.
7963 * doc/libgcc.texi: Likewise.
7964 * doc/loop.texi: Likewise.
7965 * doc/makefile.texi: Likewise.
7966 * doc/options.texi: Likewise.
7967 * doc/passes.texi: Likewise.
7968 * doc/rtl.texi: Likewise.
7969 * doc/sourcebuild.texi: Likewise.
7970 * doc/standards.texi: Likewise.
7971 * doc/tree-ssa.texi: Likewise.
7972 * doc/trouble.texi: Likewise.
7974 * doc/extend.texi: Use @: or add comma where appropriate.
7975 * doc/invoke.texi: Likewise.
7976 * doc/tm.texi: Likewise.
7978 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7981 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7984 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7986 * doc/md.texi (clz, ctz): Add reference.
7987 * doc/rtl.texi (clz, ctz): Likewise.
7989 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7992 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7995 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7997 * config/s390/s390.c (struct constant_pool): New field
7998 emit_pool_after added.
7999 (s390_mainpool_start): Set the emit_pool_after flag according
8000 to the section switch notes.
8001 (s390_mainpool_finish): Consider emit_pool_after when emitting
8002 the literal pool at the end of the function.
8003 (s390_chunkify_start): Force literal pool splits at section
8006 2008-02-13 Michael Matz <matz@suse.de>
8009 * var-tracking.c (clobber_variable_part): Correctly traverse the
8012 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8015 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8016 Add -fdump-ipa-inline.
8017 * tree-dump.c (dump_files): Remove tree-inlined dump.
8018 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8020 2008-02-12 Richard Guenther <rguenther@suse.de>
8022 PR tree-optimization/35171
8023 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8026 2008-02-12 Richard Guenther <rguenther@suse.de>
8029 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8030 value-preserving mode. Disallow final truncation.
8032 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8035 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8036 code from here to...
8037 (force_gimple_operand): ...here.
8039 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8042 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8043 non-compatible pointers.
8044 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8045 different FIELD_DECLs, try harder by comparing field offsets, sizes
8049 * function.c (match_asm_constraints_1): Don't replace the same input
8052 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8054 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8055 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8056 (expand_epilogue): Restore RAMPZ register.
8057 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8059 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8061 * config/i386/cygwin.asm: (__alloca): Correct calling
8062 convention and alignment.
8063 (__chkstk): Force 8 byte stack alignment.
8065 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8066 Richard Guenther <rguenther@suse.de>
8068 PR tree-optimization/33992
8069 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8070 the zero we compare against.
8072 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8075 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8076 to CloseHandle after unlocking to prevent accumulation of handle
8079 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8082 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8083 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8084 and update LABEL_NUSES during and after reload.
8086 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8089 * combine.c (simplify_if_then_else): Make sure the comparison is
8090 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8092 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8095 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8096 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8097 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8098 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8099 * tree.h (get_type_static_bounds): Likewise.
8101 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8103 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8104 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8105 Make -Wfoo language annotations match what the compiler outputs.
8107 2008-02-08 Sa Liu <saliu@de.ibm.com>
8109 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8110 intrinsics spu_convts, spu_convtu, spu_convtf.
8112 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8114 * doc/extend.texi (Function Attributes) <noinline>: Mention
8115 asm ("") as method to keep calls.
8117 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8120 * doc/options.texi (Options): Replace references to opts.sh with
8122 * opts-common.c: Likewise.
8123 * optc-gen.awk: Likewise.
8125 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8127 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8129 2008-02-07 Richard Henderson <rth@redhat.com>
8132 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8133 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8136 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8138 PR tree-optimization/35085
8139 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8140 for operand entry oe2 in addition to operand entry oe3 in order to
8141 expose more opportunities for vectorizer sum reduction.
8143 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8146 * Makefile.in (LIBS): Remove $(GMPLIBS).
8147 (cc1-dummy, cc1): Add $(GMPLIBS).
8149 2008-02-06 Jan Hubicka <jh@suse.cz>
8152 * i386.md (moddf_integer): Do not produce partial memory stalls for
8153 targets where it hurts.
8155 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8158 * optabs.c (expand_float): Do not check for decimal modes when
8159 expanding unsigned integer through signed conversion.
8161 2008-02-06 Nick Clifton <nickc@redhat.com>
8163 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8164 inside the clobber with a match_operand and duplicated operand
8165 number in the constraint.
8166 (ineqbranchsi): Delete redundant comment.
8168 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8170 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8171 builtin_define ("__USE_INIT_FINI__").
8172 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8174 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8176 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8178 PR documentation/30330
8179 * doc/invoke.texi (C++ Dialect Options)
8180 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8181 For each warning option -Wfoo that allows -Wno-foo, ensure both
8182 -Wfoo and -Wno-foo are listed in the option index. Fix index
8183 entry of -Wswitch-default, index -Wnormalized= including the
8184 `=', and -Wlarger-than-@var{len} including @var{len}.
8186 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8188 * config/i386/i386.md (floatunssisf2): Use
8189 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
8190 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
8191 Macroize expander using MODEF mode iterator.
8193 2008-02-05 Diego Novillo <dnovillo@google.com>
8195 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
8198 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
8200 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8203 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
8205 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
8208 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
8209 to indicate if a message should be generated.
8210 (init_cumulative_args): Updated.
8211 (function_value_32): Likewise.
8213 2008-02-05 Joseph Myers <joseph@codesourcery.com>
8215 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
8217 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
8220 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
8221 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
8223 2008-02-04 Diego Novillo <dnovillo@google.com>
8225 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
8228 * tree-vrp.c (vrp_evaluate_conditional): With
8229 -Wtype-limits, emit a warning when comparing against a
8230 constant outside the natural range of OP0's type.
8232 2008-02-04 Richard Guenther <rguenther@suse.de>
8235 * expr.c (count_type_elements): Give for unions instead of
8238 2008-02-04 Richard Guenther <rguenther@suse.de>
8241 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
8242 to TYPE_DOMAINs base type instead of using bitsizetype here.
8244 2008-02-03 Jason Merrill <jason@redhat.com>
8246 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
8248 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8251 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
8252 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
8253 (RS/6000 and PowerPC Options): Fix typos and markup.
8254 * doc/passes.texi (Tree-SSA passes): Likewise.
8256 2008-02-02 Michael Matz <matz@suse.de>
8259 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
8260 from record_last_reg_set_info.
8261 (record_last_reg_set_info): Take an RTX argument, iterate over all
8262 constituent hardregs.
8263 (record_last_set_info, record_opr_changes): Change calls to
8264 new signature or to record_last_reg_set_info_regno.
8266 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
8268 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
8270 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
8272 PR rtl-optimization/34773
8273 * reg-notes.def (EQUAL): Mention significance of combination of
8274 REG_EQUAL and REG_RETVAL.
8275 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
8276 insn that has a REG_RETVAL.
8278 2008-02-01 Roger Sayle <roger@eyesopen.com>
8281 * configure.ac (--enable-fixed-point): Disable unless explicitly
8283 * configure: Regenerate.
8285 2008-02-01 Richard Guenther <rguenther@suse.de>
8288 * invoke.texi (-finline-limit): Remove no longer true parts
8289 of the documentation. Note that there is no default value.
8291 2008-02-01 Andrew Pinski <pinskia@gmail.com>
8292 Mark Mitchell <mark@codesourcery.com>
8293 Ben Elliston <bje@au.ibm.com>
8296 * doc/extend.texi (Other Builtins): Document.
8298 2008-01-31 Tom Browder <tom.browder@gmail.com>
8300 * doc/c-tree.texi (Types): Fix grammar.
8301 (Expression trees): Ditto.
8302 * doc/passes.texi (Tree-SSA passes): Ditto.
8304 * doc/configterms.texi (Configure Terms): Fix typo.
8305 * doc/cpp.texi (Common Predefined Macros): Ditto.
8306 * doc/md.texi (Machine Constraints): Ditto.
8308 * doc/makefile.texi (Makefile): Add comma.
8310 2008-01-31 Tom Browder <tom.browder@gmail.com>
8311 Gerald Pfeifer <gerald@pfeifer.com>
8313 * doc/sourcebuild.texi (Front End): Remove references to CVS
8314 and CVSROOT/modules.
8315 (Texinfo Manuals): Replace reference to CVS by one to SVN.
8316 (Back End): Remove reference to CVS.
8318 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8321 * config/mips/mips.c (gen_load_const_gp): New function, taking a
8323 (mips16_gp_pseudo_reg): ...here.
8324 * config/mips/mips.md (load_const_gp): Replace with...
8325 (load_const_gp_<mode>): ...this :P-based insn.
8327 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8329 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
8330 options. Minor fixes.
8331 (-std): Move reference to standards closer to where language
8332 standards are first mentioned.
8334 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
8336 PR rtl-optimization/34995
8337 * reload.c (alternative_allows_const_pool_ref): Take an rtx
8338 parameter and return a bool. If the rtx parameter is nonnull,
8339 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
8340 (find_reloads): Update call accordingly. Pass the new operand
8341 if it needed no address reloads, otherwise pass null.
8343 2008-01-30 Richard Henderson <rth@redhat.com>
8346 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
8347 for unbounded arrays.
8349 2008-01-30 Silvius Rus <rus@google.com>
8351 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
8353 2008-01-30 Jan Hubicka <jh@suse.cz>
8356 * i386.c (init_cumulative_args): Use real function declaration when
8359 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
8361 PR rtl-optimization/34998
8362 * global.c (build_insn_chain): Treat non-subreg_lowpart
8363 SUBREGs of pseudos as clobbering all the words covered by the
8364 SUBREG, not just all the bytes.
8365 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
8366 original df_ref rather than an extract parameter.
8367 (global_conflicts): Update call accordingly.
8369 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
8371 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
8372 the overflow check to make it easier to read.
8373 (__fixtfdi): Change the type of the ll member in union
8374 long_double to UDItype_x.
8376 2008-01-30 Jakub Jelinek <jakub@redhat.com>
8379 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
8380 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
8381 * tree-inline.c (fold_marked_statements): Call
8382 cgraph_update_edges_for_call_stmt if folding a call statement.
8383 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
8384 debug_generic_stmt calls, reset it back afterwards.
8387 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
8389 * c-typeck.c (build_external_ref): Don't pedwarn about
8390 static vars in current function's scope.
8392 2008-01-29 Joseph Myers <joseph@codesourcery.com>
8394 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
8396 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
8399 * ipa-struct-reorg.c: Fix spelling.
8400 * params.def: Ditto.
8402 2008-01-29 Richard Guenther <rguenther@suse.de>
8405 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
8407 * tree-inline.c (remap_type): Increment remapping_type_depth
8408 around remapping types.
8409 (copy_body_r): Only add referenced variables if they are referenced
8410 from code, not types.
8412 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
8423 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
8424 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
8426 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
8429 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
8430 pointer for tiny stack.
8432 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8434 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
8436 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
8438 * config/vx-common.h: Fix typo in comment.
8440 2008-01-28 Ian Lance Taylor <iant@google.com>
8444 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
8445 coalesce pointers if they have different DECL_NO_TBAA_P values.
8446 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
8447 between variables with different DECL_NO_TBAA_P values.
8449 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
8452 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
8453 are not legitimate small data references on SPE targets.
8455 2008-01-28 David Daney <ddaney@avtrex.com>
8457 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
8459 2008-01-28 David Daney <ddaney@avtrex.com>
8461 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
8463 2008-01-27 Joseph Myers <joseph@codesourcery.com>
8465 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
8466 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
8467 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
8468 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
8469 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
8470 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
8471 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
8472 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
8474 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8476 * basic-block.h (condjump_equiv_p): Fix comment.
8478 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8480 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
8481 print_generic_stmt_indented): Fix comment.
8483 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
8485 * configure.ac (__stack_chk_fail): Add detecion for availability
8486 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
8487 * configure: Regenerate.
8489 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
8492 * final.c (output_addr_const): Handle TRUNCATE.
8494 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
8497 * tree-ssa-loop-ivopts.c (comp_cost): New type.
8498 (zero_cost, infinite_cost): New constants.
8499 (struct cost_pair): Change type of cost to comp_cost.
8500 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
8501 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
8503 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
8504 split_address_cost, ptr_difference_cost, difference_cost,
8505 get_computation_cost_at, get_computation_cost,
8506 determine_use_iv_cost_generic, determine_use_iv_cost_address,
8507 determine_use_iv_cost_condition, determine_use_iv_costs,
8508 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
8509 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
8510 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
8511 Change type of cost to comp_cost.
8512 (determine_iv_cost): Increase cost of non-original ivs, instead
8513 of decreasing the cost of original ones.
8514 (get_address_cost): Indicate the complexity of the addressing mode
8516 (try_add_cand_for): Prefer using ivs not specific to some object.
8517 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
8519 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
8520 Janis Johnson <janis187@us.ibm.com>
8523 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
8524 (TARGET_INSTANTIATE_DECLS): Likewise.
8525 * target.h (expand_to_rtl_hook): New target hook.
8526 (instantiate_decls): Likewise.
8527 * function.c (instantiate_decl): Make non-static. Rename to...
8528 (instantiate_decl_rtl): ... this.
8529 (instantiate_expr): Use instantiate_decl_rtl.
8530 (instantiate_decls_1): Likewise.
8531 (instantiate_decls): Likewise.
8532 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
8533 * function.h (instantiate_decl_rtl): Add prototype.
8534 * cfgexpand.c (target.h): New include.
8535 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
8536 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
8537 (TARGET_INSTANTIATE_DECLS): Likewise.
8538 (TARGET_INITIALIZER): New target hooks added.
8539 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
8541 * config/rs6000/rs6000.c (tree-flow.h): New include.
8542 (machine_function): Add sdmode_stack_slot field.
8543 (rs6000_alloc_sdmode_stack_slot): New function.
8544 (rs6000_instantiate_decls): Likewise.
8545 (rs6000_secondary_memory_needed_rtx): Likewise.
8546 (rs6000_check_sdmode): Likewise.
8547 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
8548 (TARGET_INSTANTIATE_DECLS): Likewise.
8549 (rs6000_hard_regno_mode_ok): Allow SDmode.
8550 (num_insns_constant): Likewise. Handle _Decimal32 constants.
8551 (rs6000_emit_move): Handle SDmode.
8552 (function_arg_advance): Likewise.
8553 (function_arg): Likewise.
8554 (rs6000_gimplify_va_arg): Likewise. Add special handling of
8555 SDmode var args for 32-bit compiles.
8556 (rs6000_secondary_reload_class): Handle SDmode.
8557 (rs6000_output_function_epilogue): Likewise.
8558 (rs6000_function_value): Simplify if statement.
8559 (rs6000_libcall_value): Likewise.
8560 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
8561 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
8562 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
8563 (movsd_hardfloat): New define_insn.
8564 (movsd_softfloat): Likewise.
8565 (movsd_store): Likewise.
8566 (movsd_load): Likewise.
8567 (extendsddd2): Likewise.
8568 (extendsdtd2): Likewise.
8569 (truncddsd2): Likewise.
8570 (movdd_hardfloat64): Fixup comment.
8571 (UNSPEC_MOVSD_LOAD): New constant.
8572 (UNSPEC_MOVSD_STORE): Likewise.
8574 2008-01-26 Jakub Jelinek <jakub@redhat.com>
8577 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
8579 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
8580 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
8581 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
8584 2008-01-26 David Edelsohn <edelsohn@gnu.org>
8587 * config.gcc: Separate AIX 5.3 from AIX 6.1.
8588 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8589 __LONGDOUBLE128 too.
8590 * config/rs6000/aix61.h: New file.
8592 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8594 PR rtl-optimization/34959
8595 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
8596 popcount and parity rtxes the same mode as their operand.
8597 Truncate or extend the result to the return value's mode
8600 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
8603 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
8604 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
8605 to GOT_VERSION_REGNUM.
8606 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
8607 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
8608 * config/mips/mips.c (mips_emit_call_insn): New function.
8609 (mips_call_tls_get_addr): Call mips_expand_call directly.
8610 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
8612 (mips16_build_call_stub): Likewise. Return the call insn or null.
8613 (mips_expand_call): Update the call to mips16_build_call_stub
8614 accordingly and a remove redundant condition. Assert that MIPS16
8615 stubs do not use lazy binding. Use mips_emit_call_insn and return
8617 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
8619 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
8620 (mips_avoid_hazard): Remove hazard_set handling.
8621 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
8622 (UNSPEC_RESTORE_GP): ...this.
8623 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
8624 (FAKE_CALL_REGNO): Rename to...
8625 (GOT_VERSION_REGNUM): ...this.
8626 (type): Add "ghost" value. Add an associated insn reservation.
8627 (hazard_set): Remove.
8628 (exception_receiver): Rename to...
8629 (restore_gp): ...this and update the unspec identifier accordingly.
8630 (exception_receiver, nonlocal_got_receiver): New expanders.
8631 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
8632 FAKE_CALL_REGNO. Remove hazard_set attribute.
8633 (set_got_version, update_got_version): New patterns.
8635 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
8638 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
8640 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8643 * doc/install.texi2html: Generate gcc-vers.texi.
8645 2008-01-25 DJ Delorie <dj@redhat.com>
8647 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8649 2008-01-25 Joseph Myers <joseph@codesourcery.com>
8651 * config/c4x: Remove directory.
8652 * config.gcc (crx-*, mt-*): Mark obsolete.
8653 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
8654 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
8655 sh-*-rtemscoff*): Remove cases.
8656 * defaults.h (C4X_FLOAT_FORMAT): Remove.
8657 * real.c (encode_c4x_single, decode_c4x_single,
8658 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
8659 c4x_extended_format): Remove.
8660 * real.h (c4x_single_format, c4x_extended_format): Remove.
8661 * doc/extend.texi (interrupt, naked): Remove mention of attributes
8663 (Pragmas): Remove comment about c4x pragmas.
8664 * doc/install.texi (c4x): Remove target-specific instructions.
8665 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
8666 * doc/md.texi (Machine Constraints): Remove C4x documentation.
8667 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
8668 refer to C4x source files as examples.
8669 (C4X_FLOAT_FORMAT): Remove documentation.
8671 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
8673 * config/bfin/bfin.c (override_options): Reorder tests so that
8674 flag_pic gets enabled for -msep-data.
8676 2008-01-25 Richard Guenther <rguenther@suse.de>
8679 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
8680 to its bitfield precision if required.
8682 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8685 * tree-nested.c (walk_omp_for): New function.
8686 (convert_nonlocal_reference, convert_local_reference): Call
8687 walk_omp_for on OMP_FOR.
8688 (convert_call_expr): Call walk_body on OMP_FOR's
8689 OMP_FOR_PRE_INIT_BODY.
8691 2008-01-25 Richard Guenther <rguenther@suse.de>
8693 PR tree-optimization/34966
8694 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
8695 default defs and PHI_NODEs we have to insert after the
8698 2008-01-24 Nick Clifton <nickc@redhat.com>
8700 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
8701 Provide a default definition.
8702 (LIBGCC2_UNITS_PER_WORD): Likewise.
8704 * config/stormy16/stormy16.c: Include df.h for the prototype
8705 for df_regs_ever_live_p.
8706 (xstormy16_expand_builtin_va_start): Convert the stack offset
8707 into a component_ref and then use POINTER_PLUS_EXPR to add it
8708 to the incoming_virtual_args_rtx.
8709 (xstormy16_gimplify_va_arg_expr): Rename to
8710 xstormy16_gimplify_va_arg_expr.
8711 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
8712 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
8713 xstormy16_gimplify_va_arg_expr.
8714 Fix up some formatting issues.
8716 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
8717 Move to predicates.md.
8718 (xs_hi_general_operand): Likewise.
8719 (xs_hi_nonmemory_operand): Likewise.
8720 * config/stormy16/predicates.md:
8721 (xstormy16_carry_plus_operand): New predicate.
8722 (xs_hi_general_operand): New predicate.
8723 (xs_hi_nonmemory_operand): New predicate.
8724 * config/stormy16/stormy16-protos.h:
8725 (xstormy16_carry_plus_operand): Delete prototype.
8726 (xs_hi_general_operand): Likewise.
8727 (xs_hi_nonmemory_operand): Likewise.
8729 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
8730 modifiers as they are no longer needed and they can trigger
8731 reload spill failures.
8733 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
8734 with a match_operand in order to help reload.
8736 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8737 constraint with 'e' for the 8th alternative as this version of
8738 the mov.w instruction only accepts the lower 8 registers.
8740 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8743 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8744 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8747 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8750 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8752 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8754 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8756 (remove_structure): Update allocations list before removing structure.
8758 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8760 * ipa-struct-reorg.c (is_safe_cond_expr,
8761 create_new_stmts_for_cond_expr): Use integer_zerop function,
8762 that recognize not only zero-pointer, but zero-integer too.
8764 2008-01-25 Ben Elliston <bje@au.ibm.com>
8767 * fixproto: Escape "." in sed expression that strips leading "./".
8769 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8772 * gcc.c (SWITCH_OK): Removed.
8773 (SWITCH_LIVE): Changed to bit.
8774 (SWITCH_FALSE): Likewise.
8775 (SWITCH_IGNORE): Likewise.
8776 (switchstr): Change live_cond to unsigned int.
8777 (process_command): Replace SWITCH_OK with 0.
8778 (do_self_spec): Likewise.
8779 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8780 (give_switch): Likewise.
8781 (used_arg): Likewise.
8782 (do_spec_1): Set the SWITCH_IGNORE bit.
8783 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8784 bits. Set the SWITCH_LIVE bit.
8786 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8788 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8790 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8792 PR tree-optimization/34472
8793 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8794 parameter to a "bool *" and set *DATA to false if there is
8795 an unsafe access. Do not delete the structure here.
8796 (check_cond_exprs): Delete it here instead.
8797 (check_cond_exprs, exclude_cold_structs): Do not increase
8798 I when removing a structure.
8800 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8803 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8804 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8806 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8809 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8810 a fixed vector for stack.
8812 2008-01-24 Ben Elliston <bje@au.ibm.com>
8815 * doc/gcc.texi (Software development): Add a direntry for g++.
8817 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8819 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8820 stale and straggling -fforce-addr comments above.
8822 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8824 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8825 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8827 2008-01-23 Michael Matz <matz@suse.de>
8830 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8833 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8835 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8838 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8840 * config/avr/avr.c (avr_current_arch): New variable.
8841 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8842 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8843 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8844 (avr_override_options): Init 'avr_current_arch'.
8845 (base_arch_s): Move from here...
8846 * config/avr/avr.h (base_arch_s): ... here. Add new members
8847 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8848 'mega' to 'have_jmp_call'.
8849 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8850 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8852 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8854 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8855 MULTILIB_MATCHES): (Ditto.).
8857 2008-01-23 Richard Guenther <rguenther@suse.de>
8860 * cgraphunit.c (cgraph_reset_node): Always mark the node
8861 not reachable if it is not queued already.
8863 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8865 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8866 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8867 (cputype_selected): New static variable.
8868 (bfin_handle_option): Set it if -mcpu is used.
8869 (override_option): Select default set of workarounds if no cpu type
8870 selected on the command line.
8871 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8873 From Michael Frysinger <michael.frysinger@analog.com>
8874 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8875 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8877 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8878 for bf547, bf523, bf524, and bf526.
8879 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8881 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8882 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8883 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8884 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8885 * doc/invoke.texi (Blackfin Options): Document that
8886 -mcpu now accept bf547, bf523, bf524, and bf526.
8888 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8890 PR rtl-optimization/34628
8891 * combine.c (try_combine): Stop and undo after the first combination
8892 if an autoincrement side-effect on the first insn has effectively
8895 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8898 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8899 Offset addresses are not valid for Altivec or paired float modes.
8901 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8904 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8905 if DECL_INITIAL (decl) is error_mark_node.
8908 * c-common.c (handle_vector_size_attribute): Only allow
8909 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8910 the same way as pointer, array etc. types.
8911 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8914 * tree.c (build_type_attribute_qual_variant): Call
8915 build_qualified_type if attributes are equal, but quals are not.
8917 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8920 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8921 * flags.h (warn_strict_aliasing): Remove.
8922 (warn_strict_overflow): Remove.
8923 * opts.c (warn_strict_aliasing): Remove.
8924 (warn_strict_overflow): Remove.
8925 * c-opts.c (c_common_handle_option): -Wall only sets
8926 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8927 (c_common_post_options): Give default values to -Wstrict-aliasing
8928 and -Wstrict-overflow if they are uninitialized.
8929 * common.opt (Wstrict-aliasing): Specify Var and Init.
8930 (Wstrict-overflow): Likewise.
8932 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8934 PR rtl-optimization/26854
8935 PR rtl-optimization/34400
8936 PR rtl-optimization/34884
8937 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8939 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8940 (df_rd_bb_info.expanded_lr_out): Deleted
8941 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8942 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8943 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8944 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8945 Removed code to allocate, initialize or free expanded_lr_out.
8946 (df_rd_bb_local_compute_process_def): Restructured to make more
8948 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8949 sets if the sets are being trimmed.
8951 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8954 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8955 (as_vers): Likewise.
8956 * configure: Regenerated.
8958 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8961 * tree-pass.h (pass_build_alias): New pass.
8962 * tree-ssa-alias.c (gate_build_alias): New.
8963 (pass_build_alias): New.
8964 * passes.c (init_optimization_passes): Add pass_build_alias after
8965 pass_create_structure_vars.
8967 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8969 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8970 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8971 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8972 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8973 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8974 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8975 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8976 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8977 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8978 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8979 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8980 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8981 * config/s390/s390.md (FP_ALL): New mode iterator.
8982 (_d): New mode attribute.
8983 ("*signbit<mode>2>"): Changed mode of first operand.
8984 ("isinf<mode>2"): Changed mode of first operand.
8985 ("*TDC_insn"): Adaptation for DFP modes.
8987 2008-01-22 Ben Elliston <bje@au.ibm.com>
8989 * tree.c (check_qualified_type): Improve function description.
8991 2008-01-21 Jason Merrill <jason@redhat.com>
8994 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8995 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8998 2008-01-21 DJ Delorie <dj@redhat.com>
9000 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9003 2008-01-21 Richard Guenther <rguenther@suse.de>
9006 * tree-cfg.c (verify_expr): Allow all invariant expressions
9007 instead of just constant class ones as reference argument.
9008 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9009 like any other constant.
9010 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9012 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9014 * regmove.c (fixup_match_1): Update call crossed frequencies.
9016 2008-01-21 Richard Guenther <rguenther@suse.de>
9019 * tree-inline.c (setup_one_parameter): Deal with mismatched
9020 types using a VIEW_CONVERT_EXPR.
9022 2008-01-21 Alon Dayan <alond@il.ibm.com>
9023 Olga Golovanevsky <olga@il.ibm.com>
9025 PR tree-optimization/34701
9026 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9027 when the structure size is not a power of 2.
9029 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9031 * doc/install.texi: Add doc for --enable-checking=df.
9033 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9035 PR rtl-optimization/34808
9036 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9038 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9040 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9043 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9045 PR rtl-optimization/26854
9046 PR rtl-optimization/34400
9047 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9049 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9050 (df_rd_bb_info.expanded_lr_out): New.
9051 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9052 * loop_iv.c (iv_analysis_loop_init): Ditto.
9053 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9054 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9055 Added code to allocate, initialize or free expanded_lr_out.
9056 (df_rd_bb_local_compute_process_def): Restructured to make
9057 more understandable.
9058 (df_rd_confluence_n): Add code to do nothing with fake edges and
9059 code to no apply invalidate_by_call sets if the sets are being trimmed.
9060 (df_lr_local_finalize): Renamed to df_lr_finalize.
9061 (df_live_local_finalize): Renamed to df_live_finalize.
9063 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9066 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9067 deciding whether to use reciprocal instructions.
9069 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9071 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9072 dwarf2out_note_section_used if cold_text_section is NULL.
9074 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9076 PR gcov-profile/34610
9077 * tree-cfg.c (make_edges): Mark both outgoing edges from
9078 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9079 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9080 from OMP_FOR and OMP_CONTINUE outgoing edges.
9082 * tree-profile.c (tree_profiling): Return early if
9083 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9085 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9086 from cfun to child_cfun.
9087 * function.h (struct function): Add after_tree_profile bit.
9089 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9091 * config/avr/avr.S (_exit): Disable interrupt.
9093 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9094 Steven Bosscher <stevenb.gcc@gmail.com>
9096 PR rtl-optimization/26854
9097 PR rtl-optimization/34400
9098 * df-problems.c (df_live_scratch): New scratch bitmap.
9099 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9100 (df_live_reset): Clear the proper bitmaps.
9101 (df_live_bb_local_compute): Only process the artificial defs once
9102 since the order is not important.
9103 (df_live_init): Init the df_live sets only with the variables
9104 found live by df_lr.
9105 (df_live_transfer_function): Use the df_lr sets to prune the
9106 df_live sets as they are being computed.
9107 (df_live_free): Free df_live_scratch.
9109 2008-01-18 Ian Lance Taylor <iant@google.com>
9111 * common.opt: Add fmerge-debug-strings.
9112 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9113 flag_merge_debug_strings rather than flag_merge_constants.
9114 * doc/invoke.texi (Option Summary): Mention
9115 -fmerge-debug-strings.
9116 (Debugging Options): Document -fmerge-debug-strings.
9118 2008-01-18 Ian Lance Taylor <iant@google.com>
9121 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9122 (struct tree_function_decl): Add new field operator_new_flag.
9123 * tree-inline.c (expand_call_inline): When inlining a call to
9124 operator new, force the return value to go into a variable, and
9125 set DECL_NO_TBAA_P on that variable.
9126 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9128 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9131 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9132 DWARF2_DEBUGGING_INFO.
9133 (dwarf2out_note_section_used): Ditto. Add prototype.
9134 (have_multiple_function_sections, text_section_used,
9135 cold_text_section_used, *cold_text_sections): Move declarations
9138 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9140 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9141 field and add signal_ra.
9142 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9143 assignments to frame state pc. Move end of stack check after
9144 MD_FALLBACK_FRAME_STATE_FOR.
9145 (uw_update_context_1): Use frame state signal_regs if set, instead
9146 of checking signal_frame flag.
9147 (uw_update_context): Use frame state signal_ra if set.
9148 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9149 * config/xtensa/linux-unwind.h: New file.
9151 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9153 * modulo-sched.c (get_sched_window): Fix comment typo.
9155 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9157 PR tree-optimization/34648
9158 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9160 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9162 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9163 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9165 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9167 PR rtl-optimization/34400
9168 * df-core.c (df_worklist_dataflow_overeager,
9169 df_worklist_dataflow_doublequeue): New functions.
9170 (df_worklist_dataflow): Two different worklist solvers.
9171 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9174 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9177 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9178 and ftree-parallelize-loops.
9180 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9182 PR rtl-optimization/34826
9183 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
9185 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
9187 * global.c (find_reg): Mark the eh regs as used if necessary.
9188 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
9189 * ra.h (struct allocno): no_eh_reg field added. Changed
9190 no_stack_reg type to bitfield.
9192 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
9194 * tree.c (substitute_in_expr): Add missing 'break'.
9196 2008-01-17 Richard Guenther <rguenther@suse.de>
9198 PR tree-optimization/34825
9199 * tree-ssa-math-opts.c (is_division_by): Do not recognize
9200 x / x as division to handle.
9202 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9204 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
9205 "-pthread" is specified.
9206 * pa-hpux11.h (LIB_SPEC): Likewise.
9208 2008-01-16 Janis Johnson <janis187@us.ibm.com>
9209 Peter Bergner <bergner@vnet.ibm.com>
9211 PR rtl-optimization/33796
9212 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
9214 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9216 PR libgfortran/34699
9217 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
9219 * pa-hpux10.h (LINK_SPEC): Likewise.
9220 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
9222 2008-01-16 Richard Guenther <rguenther@suse.de>
9225 * fold-const.c (fold_convert_const_int_from_int): Do not
9226 set overflow if that occured only because of a sign extension
9227 change when converting from/to a sizetype with the same
9228 precision and signedness.
9230 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9233 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
9234 location address to the correct place. Update copyright year.
9236 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9238 * lambda-code.c (lambda_transform_legal_p): Handle the case of
9239 no dependences in the dependence_relations vector.
9241 2008-01-16 Jan Hubicka <jh@suse.cz>
9243 PR rtl-optimization/31396
9244 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
9245 * cfg.c (dump_reg_info): Print it.
9246 * regs.h (struct reg_info_t): add freq_calls_crossed.
9247 (REG_FREQ_CALLS_CROSSED): New macro.
9248 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
9249 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
9250 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9251 regmove_optimize): Update call crossed frequencies.
9252 * local-alloc.c (struct qty): Add freq_calls_crossed.
9253 (alloc_qty): Copute freq_calls_crossed.
9254 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
9255 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
9256 * ra.h (struct allocno): Add freq_calls_crossed.
9258 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9260 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
9261 libgomp when compiling with ftree-parallelize-loops.
9262 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
9264 2008-01-16 Richard Guenther <rguenther@suse.de>
9266 PR tree-optimization/34769
9267 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
9268 * tree.c (int_cst_value): Instead make this function more
9269 permissive in what it accepts as valid input. Document this
9270 function always sign-extends the value.
9272 2008-01-16 Jakub Jelinek <jakub@redhat.com>
9273 Richard Guenther <rguenther@suse.de>
9276 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
9277 (gimple_fold_indirect_ref_rhs): ... this.
9278 (gimple_fold_indirect_ref): New function with foldings
9279 that preserve lvalueness.
9280 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
9281 * tree-flow.h (gimple_fold_indirect_ref): Declare.
9282 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
9283 to fold an INDIRECT_REF, fall back to the old use of
9284 fold_indirect_ref_1.
9286 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9288 * tree-data-ref.c (subscript_dependence_tester_1): Call
9289 free_conflict_function.
9290 (compute_self_dependence): Same.
9292 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
9295 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
9296 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
9298 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
9299 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
9300 for DWARF2_UNWIND_INFO targets.
9302 2008-01-16 Richard Guenther <rguenther@suse.de>
9305 * c-typeck.c (common_pointer_type): Do not merge inconsistent
9306 type qualifiers for function types.
9308 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
9310 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
9311 loop_iterator li from previous commit.
9313 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
9315 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
9317 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9319 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
9320 (parallelize_loops): Don't parallelize irreducible components.
9322 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9325 * c-opts (c_common_post_options): Do not enable CPP
9326 flag_pedantic_errors by default.
9328 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
9330 PR rtl-optimization/31944
9331 * cse.c (remove_pseudo_from_table): New function.
9332 (merge_equiv_classes): Use above function to remove pseudo-registers.
9333 (invalidate): Likewise.
9335 2008-01-13 Richard Guenther <rguenther@suse.de>
9338 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
9339 instead of TYPE_MODE to deal with calls from expand_one_error_var.
9341 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
9343 * gcse.c (cprop_jump): Call validate_unshare_change instead of
9344 validate_change to unshare the source of the PC set.
9346 2008-01-12 Jan Hubicka <jh@suse.cz>
9349 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
9350 references above array bounds. This might trigger bounds checks for
9353 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
9355 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
9356 new_replaceable_dependencies.
9358 2008-01-12 Doug Kwan <dougkwan@google.com>
9360 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
9361 instead of OPT_Wreturn_type in warning due to ignored return type
9363 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
9364 options included in -Wextra.
9365 * c.opt: New option -Wignored_qualifiers.
9366 * doc/invoke.texi (Warning Options, -Wextra): Add new option
9367 -Wignore_qualifiers.
9368 (-Wignored-qualifiers): Document.
9369 (-Wreturn-type): Remove description of functionality now handled
9370 by -Wignored-qualifiers.
9372 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
9375 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
9376 NOP_EXPR if it is between integral types with the same precision.
9378 2008-01-12 Jan Hubicka <jh@suse.cz>
9381 * invoke.texi (max-inline-recursive-depth): Fix default value.
9383 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
9385 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
9388 2008-01-11 Bob Wilson <bob.wilson@acm.org>
9390 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
9392 2008-01-11 James E. Wilson <wilson@specifix.com>
9395 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
9397 2008-01-11 Anatoly Sokolov <aesok@post.ru>
9399 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
9400 save/restore frame pointer register and don't use 'call-prologues'
9401 optimization in function with "OS_task" attribute.
9403 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
9406 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
9407 when copying to memory.
9409 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
9411 PR rtl-optimization/30905
9412 * cfgcleanup.c: Include dce.h
9413 (crossjumps_occured): New global variable.
9414 (try_crossjump_bb): Exit loop after finding a fallthru edge.
9415 If something changed, set crossjumps_occured to true.
9416 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
9417 Don't add/remove fake edges to exit here...
9418 (cleanup_cfg): ...but do it here, when crossjumping.
9419 Run a fast DCE when successful crossjumps occured in the latest
9420 iteration of try_optimize_cfg.
9422 2008-01-11 Richard Guenther <rguenther@suse.de>
9424 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
9425 (struct vn_unary_op_s): Likewise.
9426 (vn_reference_insert): Free old reference on hash collision.
9428 2008-01-10 Raksit Ashok <raksit@google.com>
9430 PR rtl-optimization/27971
9431 * combine.c (find_split_point): Split PLUS expressions which are
9432 inside a MEM rtx, and whose first operand is complex.
9434 2008-01-10 DJ Delorie <dj@redhat.com>
9436 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
9437 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
9438 (m32c_hard_regno_ok): Call the underlying function.
9440 2008-01-10 Richard Guenther <rguenther@suse.de>
9443 * tree-cfg.c (tree_merge_blocks): Do not go through the
9444 full-blown folding and stmt updating path if we just deal
9445 with virtual operands.
9446 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
9447 test for abnormal SSA_NAMEs.
9449 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
9452 * reload.c (push_reload): Add assertions. All constants from
9453 reg_equiv_constant should have been used for replacing the respective
9455 (find_reloads_address): Invoke find_reloads_address_part for
9456 constant taken from the reg_equiv_constant array.
9458 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
9460 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
9461 field (valnum) the first in the struct. Replace bools with
9464 2008-01-10 Richard Guenther <rguenther@suse.de>
9466 PR tree-optimization/34651
9467 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
9468 types and ordering for masking and converting.
9470 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
9472 PR tree-optimization/34017
9473 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
9474 also for PHI_NODE expressions.
9476 2008-01-09 Jan Hubicka <jh@suse.cz>
9478 PR tree-optimization/34708
9479 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
9480 based on number of case labels.
9481 (init_inline_once): Remove switch_cost.
9482 * tree-inline.h (eni_weights_d): Remove switch_cost.
9484 2008-01-09 Richard Guenther <rguenther@suse.de>
9485 Andrew Pinski <andrew_pinski@playstation.sony.com>
9488 * gimplify.c (gimplify_cond_expr): Do not create an addressable
9489 temporary if an rvalue is ok or an lvalue is not required.
9491 2008-01-09 Richard Guenther <rguenther@suse.de>
9494 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
9497 2008-01-09 Richard Guenther <rguenther@suse.de>
9500 * tree.c (host_integerp): Check for sizetype only if the
9501 type is an integer type.
9503 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
9506 * opts.c (decode_options): Disable inlining of functions called
9507 once if not in unit-at-a-time mode.
9509 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
9511 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
9513 2008-01-08 Richard Guenther <rguenther@suse.de>
9516 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
9517 out early if the result will be unused.
9519 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9524 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9525 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9528 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
9530 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
9531 for vectorization tuned.
9533 2008-01-08 Richard Guenther <rguenther@suse.de>
9535 PR tree-optimization/34683
9536 * tree-ssa-operands.c (operand_build_cmp): Export.
9537 * tree-ssa-operands.h (operand_build_cmp): Declare.
9538 * tree-vn.c (vuses_compare): Remove.
9539 (sort_vuses): Use operand_build_cmp.
9540 (sort_vuses_heap): Likewise.
9541 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
9542 to re-use old VEC if available. Do not sort already sorted VUSEs.
9543 (vdefs_to_vec): Do not sort already sorted VDEFs.
9545 2008-01-08 Jakub Jelinek <jakub@redhat.com>
9548 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
9550 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
9553 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
9554 limitations of reciprocal sequences on x86 targets.
9556 2008-01-08 Richard Guenther <rguenther@suse.de>
9558 PR tree-optimization/34683
9559 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
9561 2008-01-07 Jakub Jelinek <jakub@redhat.com>
9564 * config/darwin.c (darwin_mergeable_string_section): Don't use
9565 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
9567 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
9570 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
9571 negxf2. Macroize expander using X87MODEF mode iterator. Change
9572 predicates of op0 and op1 to register_operand.
9573 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
9574 expander using X87MODEF mode iterator. Change predicates of
9575 op0 and op1 to register_operand.
9576 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
9577 corresponding patterns and macroize using MODEF macro. Change
9578 predicates of op0 and op1 to register_operand and remove
9579 "m" constraint. Disparage "r" alternative with "!".
9580 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
9581 macroize using X87MODEF macro. Change predicates of op0 and op1
9582 to register_operand and remove "m" constraint. Disparage "r"
9583 alternative with "!".
9584 (absneg splitter with memory operands): Remove.
9585 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
9586 patterns and macroize using X87MODEF mode iterator.
9587 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
9588 Change predicate of op1 to register_operand.
9589 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
9590 for memory operands.
9592 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
9594 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
9596 2008-01-07 Richard Guenther <rguenther@suse.de>
9598 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
9601 2008-01-07 Richard Guenther <rguenther@suse.de>
9603 PR tree-optimization/34683
9604 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
9605 VOPs of the needed size to save memory. Use VEC_quick_push
9606 to save compile-time.
9607 (vdefs_to_vec): Likewise.
9609 2008-01-07 Sa Liu <saliu@de.ibm.com>
9611 * config/spu/spu.md (divdf3): Genetate inline code for double
9612 division. The implementation doesn't handle INF or NAN, therefore it
9613 only applies when -ffinite-math-only is given.
9615 2008-01-06 Paolo Carlini <pcarlini@suse.de>
9618 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
9619 * doc/cpp.texi ([Common Predefined Macros]): Document.
9621 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
9623 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
9624 order to use commutative addition instead of subtraction.
9626 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9627 Mircea Namolaru <namolaru@il.ibm.com>
9628 Vladimir Yanovsky <yanov@il.ibm.com>
9629 Revital Eres <eres@il.ibm.com>
9631 PR tree-optimization/34263
9632 * tree-outof-ssa.c (process_single_block_loop_latch,
9633 contains_tree_r): New functions.
9634 (analyze_edges_for_bb): Call process_single_block_loop_latch
9635 function to empty single-basic-block latch block if possible.
9637 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9639 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
9641 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
9643 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9645 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
9647 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
9649 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
9651 2008-01-05 Jakub Jelinek <jakub@redhat.com>
9653 PR tree-optimization/34618
9654 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
9657 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
9660 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
9661 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
9662 Update copyright year.
9664 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
9665 Update copyright year.
9666 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
9669 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
9671 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
9672 edge does not point to current bb before changing need_assert.
9674 2008-01-04 Richard Guenther <rguenther@suse.de>
9677 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
9678 for verifying purposes if they are is_gimple_min_invariant.
9680 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
9682 PR tree-optimization/34448
9683 PR tree-optimization/34465
9684 * gimplify.c (gimplify_init_constructor): Add new parameter
9685 notify_temp_creation. Use it.
9686 (gimplify_modify_expr_rhs): Take volatiles into account when
9687 optimizing constructors.
9688 Do not optimize constructors if gimplify_init_constructor will dump to
9690 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
9691 * gcc.c-torture/compile/pr34448.c: New.
9693 2008-01-04 Jakub Jelinek <jakub@redhat.com>
9695 PR gcov-profile/34609
9696 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
9697 return_slot if result is TREE_ADDRESSABLE.
9699 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
9701 * config/mips/mips.md (sqrt_condition): Tweak comment.
9702 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
9704 2008-01-03 Tom Tromey <tromey@redhat.com>
9707 * c-common.c (c_type_hash): Handle VLAs.
9709 2008-01-03 Jan Hubicka <jh@suse.cz>
9711 PR tree-optimization/31081
9712 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
9713 0 when inlining and not inlining to first basic block.
9714 (remap_decl): When var is initialized to 0, don't set default_def.
9715 (expand_call_inline): Set entry_bb.
9716 * tree-inline.h (copy_body_data): Add entry_bb.
9718 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9721 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
9724 PR tree-optimization/29484
9725 * tree-inline.c (inline_forbidden_p_2): New function.
9726 (inline_forbidden_p): Disallow inlining if some static var
9727 has an address of a local LABEL_DECL in its initializer.
9728 * doc/extend.texi (Labels as Values): Document &&foo behaviour
9731 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
9733 PR tree-optimization/34635
9734 * tree-data-ref.c (add_other_self_distances): Make sure that the
9735 evolution step is constant.
9737 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9740 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9742 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9744 * tree-sra.c (scalarize_init): Insert the generate_element_init
9745 statements after the generate_element_zero statements.
9747 2008-01-02 Richard Guenther <rguenther@suse.de>
9751 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9752 for very large number of operands instead of ICEing.
9754 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9757 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9758 while stack probing.
9760 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9762 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9765 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9768 * tree-mudflap.c (mx_register_decls): Guard warning by
9769 !DECL_ARTIFICIAL check.
9771 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9773 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9774 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9775 sse5_perm<mode>): Fix constraints.