1 2009-08-12 Xinliang David Li <davidxl@google.com>
3 PR tree-optimization/41012
4 * tree-flow.h : New external interface.
5 * gimple-low.c (check_call_arg): Change to public function.
6 Remove argument mismatch check in lowering.
7 * tree-inline.h (tree_can_inline_p): Interface change.
8 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
11 Call change to tree_can_inline_p function.
12 (cgraph_decide_inlining_incrementally): Ditto.
14 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
16 PR tree-optimization/41031
17 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
18 on the partition variable rather than promote_mode on the source
19 type. Assert that the partition variable's type has the same
20 mode as the source value's.
22 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
24 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
26 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
28 * calls.c (expand_call): Fix typo.
29 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
31 * stmt.c (expand_value_return): Use promote_function_mode to copy out
33 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
34 * config/cris/cris.c (cris_promote_function_mode): Likewise.
35 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
36 * config/pa/pa.c (pa_promote_function_mode): Likewise.
38 2009-08-11 Andrew Haley <aph@redhat.com>
40 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
42 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
45 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
47 2009-08-12 Richard Guenther <rguenther@suse.de>
49 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
50 * gimplify.c (gimplify_modify_expr): Do not use
51 lang_hooks.types_compatible_p.
52 * tree-ssa.c (useless_type_conversion_p): For aggregates
53 just return false if the canonical types differ.
55 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
58 * sese.c (convert_for_phi_arg): New.
59 (add_guard_exit_phis): Use convert_for_phi_arg.
61 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
63 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
64 unknown subscript upper bounds.
66 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
67 Pranav Garg <pranav.garg2107@gmail.com>
69 * graphite-interchange.c (gather_access_strides): Removed.
70 (ppl_max_for_le): New.
71 (build_linearized_memory_access): New.
72 (memory_stride_in_loop): New.
73 (pbb_interchange_profitable_p): Reimplemented.
74 * graphite-ppl.h (ppl_new_id_map): New.
75 (ppl_interchange): New.
77 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
79 * graphite-interchange.c (compute_subscript): Removed.
80 (compute_array_size_cstr): Removed.
81 (compute_array_size_poly): Removed.
82 (compute_array_size): Removed.
83 (gather_access_strides_poly): Removed.
84 (gather_access_strides): Empty.
86 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
88 * graphite-dependences.c (dependence_polyhedron_1): Replace
89 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
90 (graphite_legal_transform_dr): Same.
91 (graphite_carried_dependence_level_k): Same.
92 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
93 Initialize PDR_NB_SUBSCRIPTS.
94 (print_pdr_access_layout): Replace pdr_nb_subscripts with
96 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
97 (PDR_NB_SUBSCRIPTS): New.
98 (pdr_nb_subscripts): Removed.
99 (pdr_dim): Simplified.
100 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
101 with PDR_NB_SUBSCRIPTS.
103 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
105 * graphite-interchange.c (compute_array_size): Remove use of
107 * graphite-poly.c (new_poly_dr): Remove argument data_container.
108 Do not initialize PDR_DATA_CONTAINER.
109 (print_pdr): Do not print PDR_DATA_CONTAINER.
110 * graphite-poly.h (struct poly_dr): Remove data_container field.
111 (PDR_DATA_CONTAINER): Removed.
112 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
114 (build_poly_dr): Same.
116 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
117 Sebastian Pop <sebastian.pop@amd.com>
119 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
120 copy of the dependence polyhedron. Free the temporary objects.
121 (graphite_carried_dependence_level_k): Free unused objects before
124 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
125 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
126 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
127 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
128 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
130 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
132 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
133 Early return without analyzing the data dependences if no
134 transform has been done. Call restore_scattering if the transform
136 (graphite-interchange.c): Same.
137 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
138 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
139 (apply_poly_transforms): Do not gcc_assert that
140 the transform is legal.
141 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
142 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
143 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
144 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
145 * graphite-poly.h (struct poly_scattering): New.
146 (struct poly_bb): Add original, transformed, and saved fields.
147 Remove transformed_scattering, original_scattering, nb_local_variables,
148 and nb_scattering_transform fields.
149 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
150 (poly_scattering_new): New.
151 (poly_scattering_free): New.
152 (poly_scattering_copy): New.
153 (store_scattering_pbb): New.
154 (store_scattering): New.
155 (restore_scattering_pbb): New.
156 (restore_scattering): New.
157 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
158 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
160 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
162 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
165 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
167 * Makefile.in (graphite.o): Depends on PREDICT_H.
168 * graphite.c: Include predict.h.
169 (graphite_finalize): Call tree_estimate_probability.
170 * predict.c (predict_loops): Do not call scev_initialize and
172 (tree_estimate_probability_bb): New.
173 (tree_estimate_probability): Do not initialize loops: move that
174 code to the driver. Call tree_estimate_probability_bb.
175 (tree_estimate_probability_driver): New.
176 (pass_profile): Use tree_estimate_probability_driver.
177 * predict.h (tree_estimate_probability): Declared.
179 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
181 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
182 * graphite-dependences.c (graphite_legal_transform): Add time to
183 TV_GRAPHITE_DATA_DEPS.
184 (dependency_between_pbbs_p): Same.
185 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
187 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
189 PR rtl-optimization/41033
190 * alias.c (nonoverlapping_component_refs_p): Punt when strict
191 aliasing is disabled.
193 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
195 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
196 si_mask_operand, and_load_operand, low_bitmask_operand,
197 and_reg_operand, and_operand): New predicates.
198 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
199 * config/mips/mips.c (and_operands_ok): New function.
200 * config/mips/mips-protos.h (and_operands_ok): Declare it.
201 * config/mips/mips.md (move_type): Add ext_ins and logical.
203 (and<mode>3): Use and_reg_operand as the second operand's
205 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
206 shift_shift. Remove commutative constraint modifier.
207 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
209 (*clear_upper32_dext): Remove define_insn_and_split.
210 (*clear_upper32): Turn this define_insn_and_split ...
211 (splitter for ANDing register with 0xffff_ffff): .. into this.
213 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
215 * combine.c (try_widen_shift_mode): Factor out code to check if an
216 integer constant is a low-order bitmask from here ...
217 * rtlanal.c (low_bitmask_len): ... to here.
218 * rtl.h (low_bitmask_len): Declare.
220 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
223 * config/alpha/alpha.md (addsi3): Remove expander.
224 (addsi3): Rename from *addsi3_internal insn pattern.
225 (subsi3): Remove expander.
226 (subsi3): Rename from *subsi3_internal insn pattern.
228 2009-08-11 Douglas B Rupp <rupp@gnat.com>
230 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
233 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
234 Eric Botcazou <botcazou@adacore.com>
235 Douglas B Rupp <rupp@gnat.com>
237 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
238 that records that fit in 64 bits are returned by immediate value,
239 as required by OpenVMS Calling Standard.
240 (function_value): Adjust for above modification.
241 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
242 virtual_incoming_args_rtx as base object, not next_arg.
243 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
245 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
247 * reload.c (find_reloads_subreg_address): Check the original
248 req_equiv_mem address to detect the case where an address is
249 not valid in the outer mode.
251 2009-08-11 Richard Guenther <rguenther@suse.de>
254 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
256 2009-08-10 Douglas B Rupp <rupp@gnat.com>
258 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
259 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
261 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
262 Douglas B Rupp <rupp@gnat.com>
264 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
265 PT_STACK when frame_pointer_needed on OpenVMS.
266 (alpha_pv_save_size, alpha_using_fp): Remove.
267 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
268 with proper processing for PT_NULL.
269 (alpha_vms_initial_elimination_offset): New function. Support for
270 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
271 (alpha_sa_size): Force procedure type to PT_STACK when
272 frame_pointer_needed on OpenVMS.
273 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
274 (alpha_using_fp): Likewise.
275 (alpha_vms_can_eliminate): Add prototype.
276 (alpha_vms_initial_elimination_offset): Likewise.
277 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
278 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
280 2009-08-10 Eric Botcazou <botcazou@adacore.com>
281 Douglas B Rupp <rupp@gnat.com>
283 * config/alpha/alpha.c (common_object_handler): New function.
284 (vms_attribute_table): Declare a single attribute "common_object".
285 (vms_output_aligned_decl_common): New global function.
286 (SECTION_VMS_OVERLAY): Delete.
287 (SECTION_VMS_GLOBAL): Likewise.
288 (SECTION_VMS_INITIALIZE): Likewise.
289 (vms_asm_named_section): Remove support for above flags.
290 (vms_section_type_flags): Delete.
291 (TARGET_SECTION_TYPE_FLAGS): Likewise.
292 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
293 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
294 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
296 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
299 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
300 (sub_ddmmss): Likewise.
302 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
305 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
308 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
311 * reload1.c (reload_as_needed): Use cancel_changes to completely
312 undo a failed replacement attempt.
314 2009-08-10 Richard Guenther <rguenther@suse.de>
317 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
318 (useless_type_conversion_p): ... here. Require pointer targets
321 2009-08-10 Dodji Seketeli <dodji@redhat.com>
324 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
325 loose the original type of the statement list.
327 2009-08-09 Douglas B Rupp <rupp@gnat.com>
329 * config/alpha/alpha.c: Include libfuncs.h
330 (avms_asm_output_extern): New function.
331 (alpha_init_libfuncs): Init some decc libfuncs.
332 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
333 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
334 (DO_CRTL_NAMES): Define.
336 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
337 (LONG_TYPE_SIZE): Define.
338 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
339 (SUBTARGET_SWITCHES): Define malloc64 switch.
340 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
341 (MASK_RETURN_ADDR): Define.
342 doc/invoke.texi (mmalloc64): Document switch.
344 2009-08-09 Olivier Hainque <hainque@adacore.com>
345 Douglas B Rupp <rupp@gnat.com>
347 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
348 uses_condition_handler.
349 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
350 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
351 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
352 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
353 (code_for_builtin): New insn codes for the new alpha_builtins.
354 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
355 (alpha_sa_size): Account for uses_condition_handler.
356 (alpha_expand_prologue): Likewise.
357 (alpha_start_function): Likewise.
358 (alpha_expand_epilogue): Likewise.
359 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
360 establish/revert expanders.
361 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
362 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
363 New expander, resorting to the alpha.c associated function.
364 (builtin_revert_vms_condition_handler): Likewise.
365 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
366 __gcc_shell_handler, the static VMS condition handler used as
367 an indirection wrapper to the current dynamically established
369 * config/alpha/vms-unwind.h: Complete rewrite.
370 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
371 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
373 2009-08-09 Eric Botcazou <botcazou@adacore.com>
374 Douglas B Rupp <rupp@gnat.com>
376 * config/alpha/alpha.c (alpha_links): Add 'target' field.
377 (alpha_need_linkage): Handle aliases. Return function symbol.
378 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
379 Use ultimate alias target for the linkage name.
380 * config/alpha/alpha.md (movmemdi): Use the symbol returned
381 by alpha_need_linkage for the function symbol.
382 (setmemdi): Likewise.
384 2009-08-09 Douglas B Rupp <rupp@gnat.com>
386 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
387 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
388 (ASM_WEAKEN_LABEL): Define.
389 (CRT_CALL_STATIC_FUNCTION): Define.
390 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
391 (ENDFILE_SPEC): Define.
392 (INIT_SECTION_ASM_OP): Define.
393 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
394 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
396 (MULTILIB_OSDIRNAMES): Define.
397 (shlib_version): Define.
399 (SHLIB_OBJS): Define.
400 (SHLIB_NAME): Define.
401 (SHLIB_MULTILIB): Define.
402 (SHLIB_INSTALL): Define.
403 (SHLIB_SYMVEC): Define.
404 (SHLIB_SYMVECX2): Define.
405 (SHLIB_LINK): Define.
407 2009-08-09 Douglas B Rupp <rupp@gnat.com>
409 * config/alpha/alpha.c (alpha_initialize_trampoline):
410 Initialize VMS trampoline IAW ABI for bounded procedure calls.
411 (alpha_start_function): Emit transfer address on nested functions
412 for VMS trampoline call.
413 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
414 since no longer used.
415 * config/alpha/vms-tramp.asm: Remove.
416 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
417 since now only data initialized at runtime.
419 2009-08-09 Douglas B Rupp <rupp@gnat.com>
421 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
422 (LINK_GCC_C_SEQUENCE_SPEC): Define.
423 (MD_EXEC_PREFIX): Remove, no longer used.
424 (MD_STARTFILE_PREFIX): Likewise.
425 (INCLUDE_DEFAULTS): Likewise.
426 * config/alpha/t-vms:
427 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
429 2009-08-09 Richard Guenther <rguenther@suse.de>
431 PR tree-optimization/41016
432 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
433 (operand_precision): Remove.
434 (integral_operand_p): Likewise.
435 (recognize_single_bit_test): Adjust.
437 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
439 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
440 operation overflows. Likewise non-cast unary arithmetic.
441 If one arm of a conditional expression is always taken,
442 inhibit evaluation warnings for the other arm. Likewise inhibit
443 evaluation warnings for the second && or || operand if the first
444 operand is enough to determine the result.
445 * c-typeck.c (build_conditional_expr): Apply the same inhibition
447 (build_binary_op): Prevent duplicate evaluation warnings.
449 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
451 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
452 and destination have different modes, Use promote_mode to
453 determine the signedness of the conversion. Assert that the
454 promoted source mode matches the destination mode. Don't pass
455 the destination and destination mode to expand_expr if the source
456 mode is different. Simplify conversion logic.
458 2009-08-09 Ira Rosen <irar@il.ibm.com>
460 PR tree-optimization/41008
461 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
462 from condition only in case it's a comparison. Adjust checks.
464 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
466 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
467 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
468 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
469 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
470 (dump_cand): Handle them.
471 (struct iv_cand): New members COST_STEP and AINC_USE.
472 (stmt_after_increment): Likewise.
473 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
474 callers changed. Use gimple_uid comparison instead of scanning.
475 (add_candidate_1): When looking for identical candidates, take
476 AINC_USE into account. Set it for new candidates.
477 (force_expr_to_var_cost): Cast target_spill_cost to int.
478 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
479 All callers changed. Check for availability of autoinc addressing
480 modes, both in general for a given mode, and in the specific use case.
481 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
483 (get_computation_cost): Likewise.
484 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
485 add_autoinc_candidates): New static functions.
486 (add_candidate): Call add_autoinc_candidates for candidates based on
488 (find_iv_candidates): Call set_autoinc_for_original_candidates.
489 (determine_use_iv_cost_address): If we have an autoinc candidate at
490 the matching use, verify autoinc is possible and subtract the cost
491 of the candidate's step from the cost.
492 (determine_iv_cost): Record the cost of the increment in the COST_STEP
493 member of the candidate.
494 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
495 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
497 2009-08-09 Douglas B Rupp <rupp@gnat.com>
499 * config.build (ia64-hp-*vms*): New target.
500 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
502 * config.gcc (ia64-hp-*vms*): New target.
503 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
505 * config.host (ia64-hp-*vms*): New target.
506 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
509 2009-08-08 Richard Guenther <rguenther@suse.de>
511 PR tree-optimization/40991
512 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
514 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
516 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
517 mode check. Do truncations in an integer mode.
518 (force_to_mode): Handle subregs for all mode types. Only do
519 arithmetic simplifications on integer modes.
521 2009-08-07 Richard Guenther <rguenther@suse.de>
523 PR tree-optimization/40999
524 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
525 (maybe_fold_reference): Lookup constant initializers.
526 (fold_gimple_assign): Likewise.
528 2009-08-07 Richard Guenther <rguenther@suse.de>
530 * tree-ssa.c (useless_type_conversion_p_1): Only for types
531 that require structural equality defer to the langhook.
533 2009-08-07 Martin Jambor <mjambor@suse.cz>
535 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
537 (struct ipa_pass_through_data): New type.
538 (struct ipa_ancestor_jf_data): New type.
539 (union jump_func_value): Removed field formal_id, added fields
540 pass_through and ancestor.
541 (struct ipa_param_call_note): Changed type of formal_id to int from
543 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
544 operations jump functions and ancestor jump functions.
545 (compute_complex_pass_through): New function.
546 (compute_scalar_jump_functions): Call compute_complex_pass_through,
547 reflect changes in the jump function strucutre.
548 (update_jump_functions_after_inlining): Ignore complex pass-through
549 and ancestor jump functions.
550 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
551 polynomial pass-through with operation jump functions.
553 2009-08-07 Jakub Jelinek <jakub@redhat.com>
555 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
556 fde->dw_fde_begin as begin label instead of hot/cold label.
557 Use LLSDAC label instead of LLSDA for second section lsda.
558 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
559 label instead of LLSDA if it is true.
560 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
562 * except.c (add_call_site, dw2_size_of_call_site_table): Add
563 SECTION argument. Use it as index into crtl->eh.call_site_record
565 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
566 use it to determine how to print table entries instead of using
567 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
568 label instead of normal begin label as base.
569 (sjlj_assign_call_site_values): Adjust add_call_site caller.
570 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
571 ensure no EH range spans between sections and that landing pads
572 are always in the corresponding section.
573 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
574 for crtl->eh.call_site_record being an array rather than scalar.
575 (output_one_function_exception_table): New function, copied
576 from output_function_exception_table. Adjust
577 dw2_size_of_call_site_table, dw2_output_call_site_table
578 callers. For SECOND section use *C suffixed labels.
579 (output_function_exception_table): Call
580 output_one_function_exception_table and, when doing hot/cold
581 partitioning, also another time for the second section.
582 * opts.c: Include except.h.
583 (decode_options): Allow -freorder-blocks-and-partition with
584 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
585 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
586 * function.h (struct rtl_eh): Change call_site_record from
587 scalar into array of 2 elements.
589 2009-08-07 Martin Jambor <mjambor@suse.cz>
591 * ipa-prop.c (count_formal_params_1): New function.
592 (ipa_get_vector_of_formal_parms): New function.
593 (get_vector_of_formal_parm_types): New function.
594 (ipa_modify_formal_parameters): New function.
595 (ipa_modify_call_arguments): New function.
596 (index_in_adjustments_multiple_times_p): New function.
597 (ipa_combine_adjustments): New function.
598 (ipa_dump_param_adjustments): New function.
599 * ipa-prop.h (struct ipa_parm_adjustment): New type.
600 (ipa_get_vector_of_formal_parms): Declare.
601 (ipa_modify_formal_parameters): Declare.
602 (ipa_modify_call_arguments): Declare.
603 (ipa_combine_adjustments): Declare.
604 (ipa_dump_param_adjustments): Declare.
605 (build_ref_for_offset): Declare.
606 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
607 * tree-sra.c: Include ipa-prop.c.
608 (build_ref_for_offset): Make public.
610 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
612 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
614 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
616 * gcc/doc/extend.texi (__builtin_extract_return_address)
617 (__builtin_frob_return_address): Document.
619 2009-08-06 Paul Brook <paul@codesourcery.com>
621 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
622 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
623 implementation on ARMv6-M.
625 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
627 * doc/extend.texi (pcs): Document new attribute for ARM.
629 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
631 * arm.c (pcs_attribute_args): Comment out unsupported attribute
634 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
636 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
639 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
641 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
643 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
645 Merge ARM/hard_vfp_branch to trunk.
647 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
649 * arm.c (libcall_eq): New function.
650 (libcall_hash): New function.
651 (add_libcall): New function.
652 (arm_libcall_uses_aapcs_base): New function.
653 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
654 libcalls using the base PCS.
655 (arm_init_cumulative_args): Likewise.
657 2009-07-20 Joseph Myers <joseph@codesourcery.com>
659 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
660 Use base ABI for conversion libfuncs between HFmode and SFmode.
662 2009-05-12 Joseph Myers <joseph@codesourcery.com>
664 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
665 V4SImode as representatives of all 64-bit and 128-bit vector
666 types. Allow vector types without vector modes.
667 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
668 without vector modes like BLKmode.
669 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
670 BLKmode. Avoid unsupported vector modes or TImode moves for
672 (aapcs_vfp_allocate_return_reg): Likewise.
673 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
674 V8QImode if TARGET_NEON || TARGET_IWMMXT.
676 2009-05-12 Joseph Myers <joseph@codesourcery.com>
678 * config/arm/arm.c (arm_handle_pcs_attribute): New.
679 (arm_get_pcs_model): Pass attribute arguments to
680 arm_pcs_from_attribute.
681 (arm_init_cumulative_args): Use base AAPCS for conversions from
682 floating-point types to DImode.
683 (arm_attribute_table): Add pcs attribute.
684 (arm_handle_pcs_attribute): New.
685 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
686 conversions from floating-point types to DImode, also declare them
687 to use base AAPCS and declare functions they call to use base
688 AAPCS and their RTABI names.
690 2009-05-12 Joseph Myers <joseph@codesourcery.com>
692 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
693 -mfloat-abi=hard not being supported for VFP.
695 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
697 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
698 SYMBOL_REF to hard_libcall_value.
700 2009-03-05 Joseph Myers <joseph@codesourcery.com>
701 Richard Earnshaw <rearnsha@arm.com>
703 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
704 has been put on the stack, all remaining co-processory arguments for
705 that co-processor also go on the stack.
707 2009-03-05 Joseph Myers <joseph@codesourcery.com>
709 * config/arm/arm.c (arm_return_in_memory): Handle returning
710 vectors of suitable size in registers also for AAPCS case.
712 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
714 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
716 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
718 ARM Hard-VFP calling convention
719 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
720 * target.h (gcc_target): Add libcall_value to table of call hooks.
721 * targhooks.h (default_libcall_value): Default implementation.
722 * targhooks.c (default_libcall_value): Likewise.
723 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
724 * optabs.c (expand_unop): Use it.
725 * expr.h (hard_libcall_value): Pass the function RTX through.
726 * calls.c (emit_library_call_value_1): Update call to
728 * explow.c (hard_libcall_value): Use new target hook.
729 * testsuite/lib/target-supports.exp
730 (check_effective_target_arm_hard_vfp_ok): New hook.
731 (check_effective_target_arm_neon_ok): Improve test for neon
733 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
734 * config/arm/arm.c: Include cgraph.h
735 (TARGET_FUNCTION_VALUE): Override default hook.
736 (arm_pcs_default): New variable.
737 (arm_override_options): Don't fault hard calling convention with VFP.
738 Add support for AAPCS variants.
739 (arm_function_value): Make static. Handle AAPCS variants.
740 (arm_libcall_value): New function.
741 (arm_apply_result_size): Handle VFP registers in results.
742 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
744 (pcs_attribute_args): New variable.
745 (arm_pcs_from_attribute): New function.
746 (arm_get_pcs_model): New function.
747 (aapcs_vfp_cum_init): New function.
748 (aapcs_vfp_sub_candidate): New function.
749 (aapcs_vfp_is_return_candidate): New function.
750 (aapcs_vfp_is_call_candidate): New function.
751 (aapcs_vfp_allocate): New function.
752 (aapcs_vfp_allocate_return_reg): New function.
753 (aapcs_vfp_advance): New function.
754 (aapcs_cp_arg_layout): New variable.
755 (aapcs_select_call_coproc): New function.
756 (aapcs_select_return_coproc): New function.
757 (aapcs_allocate_return_reg): New function.
758 (aapcs_libcall_value): New function.
759 (aapcs_layout_arg): New function.
760 (arm_init_cumulative_args): Initialize AAPCS args data.
761 (arm_function_arg): Handle AAPCS variants using new interface.
762 (arm_arg_parital_bytes): Likewise.
763 (arm_function_arg_advance): New function.
764 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
766 (arm_setup_incoming_varargs): Handle new AAPCS args data.
767 * arm.h (NUM_VFP_ARG_REGS): Define.
768 (LIBCALL_VALUE): Update.
769 (FUNCTION_VALUE): Delete.
770 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
772 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
773 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
774 (FUNCTION_ARG_REGNO_P): Add VFP regs.
775 * arm-protos.h (arm_function_arg_advance): Add.
776 (aapcs_libcall_value): Add.
777 (arm_function_value): Delete.
779 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
780 H.J. Lu <hongjiu.lu@intel.com>
783 * config/i386/i386.c (standard_sse_mode_p): Remove.
784 (standard_sse_constant_p): Return 2 for integer mode
785 vector_all_ones_operand when SSE2 is enabled.
786 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
787 (ix86_expand_vector_move): Do not check for negative values from
788 standard_sse_constant_p.
790 2009-08-06 Richard Guenther <rguenther@suse.de>
792 * tree-ssa.c (useless_type_conversion_p_1): Make function and
793 array type comparisons frontend independent.
794 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
795 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
796 out array reference lower bound and element size operands.
797 (ao_ref_init_from_vn_reference): Properly compute the offset
799 (vn_reference_fold_indirect): Fill out array reference lower
800 bound and element size operands.
801 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
802 a non gimple valued reference operand which can happen for
803 array reference lower bound or element size.
804 (create_component_ref_by_pieces_1): Properly generate the
805 element size operand for array references.
807 2009-08-06 Richard Guenther <rguenther@suse.de>
809 PR tree-optimization/40964
810 * tree.c (iterative_hash_host_wide_int): Export.
811 * tree.h (iterative_hash_host_wide_int): Declare.
812 * tree-ssa-structalias.c (heapvar_map): New struct.
813 (heapvar_map_eq): New function.
814 (heapvar_map_hash): Likewise.
815 (heapvar_lookup): Adjust.
816 (heapvar_insert): Likewise.
817 (make_constraint_from_heapvar): Allow multiple heap variables
818 per decl at different offsets.
819 (init_alias_heapvars): Adjust.
821 2009-08-04 David Daney <ddaney@caviumnetworks.com>
823 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
824 * mips_output_sync_loop (mips_output_sync_loop): Only emit
825 trailing sync if TARGET_SYNC_AFTER_SC.
827 2009-08-05 David Daney <ddaney@caviumnetworks.com>
829 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
830 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
831 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
832 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
833 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
834 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
835 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
836 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
837 test_and_set_12): Rewrite calls to mips_output_sync_loop.
838 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
839 the prototype declaration match the definition.
840 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
841 instructions explicitly. Add barrier_before and operands
843 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
844 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
845 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
846 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
847 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
848 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
850 2009-08-05 Andrew Pinski <pinskia@gmail.com>
852 * tree-ssa-alias.c: Fix intervals to use [) syntax.
854 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
855 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
858 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
861 2009-08-05 Jakub Jelinek <jakub@redhat.com>
863 PR rtl-optimization/40924
864 * dse.c (canon_address): Before calling cselib_expand_value_rtx
865 make sure canon_rtx (mem_address) isn't simpler than
866 canon_rtx (expanded_mem_address).
868 2009-08-05 Li Feng <nemokingdom@gmail.com>
870 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
872 (build_scop_drs): Build alias set for each SCoP.
874 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
876 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
877 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
878 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
879 (MIPS_ARCH_FLOAT_SPEC): Likewise.
880 (BASE_DRIVER_SELF_SPECS): Likewise.
882 2009-08-04 Andrew Pinski <pinskia@gmail.com>
884 * tree-ssa-alias.c: Fix some comment typos.
886 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
888 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
889 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
891 2009-08-03 Janis Johnson <janis187@us.ibm.com>
894 * simplify-rtx.c (simplify_binary_operation_1): Disable
895 simplifications for decimal float operations.
897 2009-08-03 Jakub Jelinek <jakub@redhat.com>
900 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
901 operand of INDIRECT_REF.
903 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
905 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
906 constants referencing TLS symbols.
908 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
910 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
911 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
913 2009-08-03 Richard Guenther <rguenther@suse.de>
915 * tree.c (make_vector_type): Build a main variant first,
916 get the canonical one and then build the variant.
917 * tree-ssa.c (useless_type_conversion_p_1): Handle
919 (useless_type_conversion_p): Conversions to pointers to
920 incomplete record types are useless.
922 2009-08-03 Richard Guenther <rguenther@suse.de>
924 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
925 file will be created.
926 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
927 * toplev.c (compile_file): Adjust comment.
929 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
931 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
932 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
933 (TARGET_PROMOTE_FUNCTION_MODE): Define.
934 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
935 (sh_promote_function_mode): Fix typo.
937 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
939 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
941 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
943 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
944 declaration arguments.
946 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
949 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
950 (ix86_split_ashl): Ditto.
951 (ix86_expand_vector_init_one_nonzero): Ditto.
952 (ix86_expand_vector_set): Ditto.
953 (ix86_expand_reduc_v4sf): Ditto.
955 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
957 * explow.c (promote_function_mode): Remove assert.
958 * config/sh/sh.c (sh_promote_function_mode): Declare.
960 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
962 * config/pa/pa.c (pa_promote_function_mode): Declare.
963 Change to static. Fix promote_mode call.
965 * gthr-dce.h (CONST_CAST2): Define if not defined.
966 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
968 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
970 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
972 * expr.c (store_constructor): Use promote_decl_mode. Remove
973 now write-only variable unsignedp.
974 (expand_expr_real_1): Use promote_decl_mode.
975 * expr.h (promote_function_mode, promote_decl_mode): New.
976 (promote_mode): Remove last argument.
977 * function.c (assign_temp): Drop last argument of promote_mode.
978 (assign_parm_find_data_types): Use promote_function_mode.
979 (assign_parm_setup_reg): Likewise.
980 (expand_function_end): Use promote_function_mode.
981 * calls.c (initialize_argument_information): Use promote_function_mode.
982 (precompute_arguments): Use promote_mode instead of checking if
983 only PROMOTE_FUNCTION_MODE is defined.
984 (expand_call): When making sibcall decisions, use promote_function_mode.
985 Below, remove an if for targetm.calls.promote_function_return and
986 and use promote_function_mode.
987 (emit_library_call_value_1): Use promote_function_mode, fix bug
988 where promote_mode was passed FOR_CALL == 0 for a return value in an
990 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
991 * explow.c (promote_function_mode, promote_decl_mode): New.
992 (promote_mode): Keep only the FOR_CALL == 0 case.
993 * combine.c (setup_incoming_promotion): Remove test of
994 promote_function_args. Use promote_function_mode.
995 * stmt.c (expand_value_return): Use promote_decl_mode.
996 (expand_decl): Use promote_decl_mode.
998 * expr.c (store_constructor): Use promote_decl_mode. Remove
999 now write-only variable unsignedp.
1000 (expand_expr_real_1): Use promote_decl_mode.
1001 * expr.h (promote_function_mode, promote_decl_mode): New.
1002 (promote_mode): Remove last argument.
1003 * function.c (assign_temp): Drop last argument of promote_mode.
1004 (assign_parm_find_data_types): Use promote_function_mode.
1005 (assign_parm_setup_reg): Likewise.
1006 (expand_function_end): Use promote_function_mode.
1007 * calls.c (initialize_argument_information): Use promote_function_mode.
1008 (precompute_arguments): Use promote_mode instead of checking if
1009 only PROMOTE_FUNCTION_MODE is defined.
1010 (expand_call): When making sibcall decisions, use promote_function_mode.
1011 Below, remove an if for targetm.calls.promote_function_return and
1012 and use promote_function_mode.
1013 (emit_library_call_value_1): Use promote_function_mode, fix bug
1014 where promote_mode was passed FOR_CALL == 0 for a return value in an
1016 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1017 * explow.c (promote_function_mode, promote_decl_mode): New.
1018 (promote_mode): Keep only the FOR_CALL == 0 case.
1019 * combine.c (setup_incoming_promotion): Remove test of
1020 promote_function_args. Use promote_function_mode.
1021 * stmt.c (expand_value_return): Use promote_decl_mode.
1022 (expand_decl): Use promote_decl_mode.
1024 * explow.c (promote_function_mode): Just call the target hook.
1025 * targhooks.c (default_promote_function_mode,
1026 default_promote_function_mode_always_promote): New.
1027 * targhooks.h (default_promote_function_mode,
1028 default_promote_function_mode_always_promote): Declare.
1029 * target.h (promote_function_args, promote_function_return): Remove.
1030 (promote_function_mode): New.
1031 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1032 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1033 (TARGET_PROMOTE_FUNCTION_MODE): New.
1034 (TARGET_CALLS): Adjust.
1035 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1036 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1038 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1039 * config/s390/s390.c (s390_promote_function_mode): ... here,
1040 with pointer handling.
1041 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1042 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1044 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1045 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1046 with pointer handling.
1047 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1048 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1050 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1051 * config/sh/sh.c (sh_promote_function_mode): New.
1052 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1053 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1055 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1056 * config/cris/cris.c (cris_promote_function_mode): ... here.
1057 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1058 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1060 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1061 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1062 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1063 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1065 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1066 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1067 complex type handling.
1068 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1069 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1071 * config/pa/pa.c (pa_promote_function_mode): New.
1072 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1073 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1075 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1076 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1077 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1078 * config/xtensa/xtensa.c: Likewise.
1079 * config/stormy16/stormy16.c: Likewise.
1080 * config/iq2000/iq2000.c: Likewise.
1081 * config/rs6000/rs6000.c: Likewise.
1082 * config/picochip/picochip.c: Likewise.
1083 * config/arc/arc.c: Likewise.
1084 * config/mcore/mcore.c: Likewise.
1085 * config/score/score.c: Likewise.
1086 * config/mips/mips.c: Likewise.
1087 * config/bfin/bfin.c: Likewise.
1088 * config/ia64/ia64.c: Likewise (disabled though).
1090 * config/frv/frv.h: Remove pointless remark.
1092 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1093 TARGET_PROMOTE_FUNCTION_ARGS,
1094 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1095 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1097 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1099 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1100 -floop-parallelize-all.
1101 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1102 flag_loop_parallelize_all.
1103 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1104 * graphite.c (graphite_transform_loops): Same.
1106 * graphite-poly.c (apply_poly_transforms): Same.
1108 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1110 PR tree-optimization/40914
1111 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1112 if set, then check the delta field of the PMF record.
1113 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1114 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1115 call is stored in the delta.
1117 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1119 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1121 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1123 * config/i386/bsd.h (ASM_BYTE): New define.
1124 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1125 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1126 .byte. Use fputs or putc instead of fprintf where appropriate.
1127 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1128 fputs or putc instead of fprintf where appropriate.
1129 * config/i386/i386elf.h: Ditto.
1130 * config/i386/sysv4.h: Ditto.
1132 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1133 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1134 (*tls_global_dynamic_64): Ditto.
1136 2009-07-31 Christian Bruel <christian.bruel@st.com>
1138 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1140 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1142 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1143 Remove dead code for MINUS.
1145 2009-07-31 Anthony Green <green@moxielogic.com>
1147 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1149 (moxie_expand_epilogue): Ditto for epilogue.
1150 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1152 (moxie_function_arg): Ditto.
1153 (moxie_pass_by_reference): Ditto.
1154 (moxie_arg_partial_bytes): Ditto.
1155 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1156 (FUNCTION_ARG_ADVANCE) Ditto.
1157 (REG_PARM_STACK_SPACE) Ditto.
1158 (FUNCTION_ARG_REGNO_P) Dito.
1160 * config.gcc: Add moxie linux config support.
1161 * gcc/config/moxie/uclinux.h: New file.
1163 2009-07-31 DJ Delorie <dj@redhat.com>
1165 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1166 (UNSPECV_SP_SWITCH_E): New.
1167 (sp_switch_1): Change to an unspec.
1168 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1170 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1171 reference the new stack's address
1173 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1175 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1176 graphite-clast-to-gimple.o, graphite-dependences.o,
1177 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1178 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1179 (graphite-blocking.o,
1180 graphite-clast-to-gimple.o, graphite-dependences.o,
1181 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1182 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1183 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1184 * cfgloop.h (struct loop): Add can_be_parallel field.
1185 * common.opt (fgraphite-identity): Moved up.
1186 (fgraphite-force-parallel): New flag.
1187 * graphite.c: Rewrite.
1188 * graphite.h: Rewrite.
1189 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1191 * toplev.c (graphite_out_file): New file descriptor.
1192 (graphite_in_file): New.
1193 (process_options): flag_graphite_force_parallel cannot be used without
1195 * tree-ssa-loop.c: Include toplev.h.
1196 (gate_graphite_transforms): Enable flag_graphite for
1197 flag_graphite_force_parallel.
1199 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1201 * ChangeLog.graphite: New.
1202 * graphite-blocking.c: New.
1203 * graphite-clast-to-gimple.c: New.
1204 * graphite-clast-to-gimple.h: New.
1205 * graphite-dependences.c: New.
1206 * graphite-dependences.h: New.
1207 * graphite-interchange.c: New.
1208 * graphite-poly.c: New.
1209 * graphite-poly.h: New.
1210 * graphite-ppl.c: New.
1211 * graphite-ppl.h: New.
1212 * graphite-scop-detection.c: New.
1213 * graphite-scop-detection.h: New.
1214 * graphite-sese-to-poly.c: New.
1215 * graphite-sese-to-poly.h: New.
1219 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1221 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1222 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1224 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1226 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1227 (scev_is_linear_expression): Return false if the evolution is not
1228 affine multivariate.
1230 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1232 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1233 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1235 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1237 * tree-data-ref.c (debug_data_references): New.
1238 (debug_data_reference): New.
1239 * tree-data-ref.h (debug_data_references): Declared.
1240 (debug_data_reference): Declared.
1242 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1244 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1245 * tree-data-ref.h (scop_p): Removed.
1246 (struct data_reference): Remove field scop.
1248 (stmt_simple_memref_p): Removed.
1250 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1252 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1253 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1256 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1258 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1260 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1262 * doc/invoke.texi (-fgraphite-identity): Documented.
1264 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1266 * tree-scalar-evolution.c: Fix comment.
1267 (instantiate_scev_1): Return unknow from scev instantiation if the
1268 result is not above instantiate_below.
1270 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1272 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1273 static anymore. Instantiate the symbols that may have been introduced
1275 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1278 2009-07-30 DJ Delorie <dj@redhat.com>
1280 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1281 .vliw directive to VLIW sections.
1283 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1285 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1287 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1288 (AUTOHEADER): New variable.
1289 ($(srcdir)/cstamp-h.in): Use it.
1291 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1292 Pat Haugen <pthaugen@us.ibm.com>
1293 Revital Eres <ERES@il.ibm.com>
1295 * config/rs6000/vector.md (VEC_F): Add VSX support.
1299 (vector_load_<mode>): Ditto.
1300 (vector_store_<mode>): Ditto.
1301 (vector GPR move split): Ditto.
1302 (vec_reload_and_plus_<mptrsize>): Ditto.
1303 (vec_reload_and_reg_<mptrsize>): Ditto.
1304 (add<mode>3): Ditto.
1305 (sub<mode>3): Ditto.
1306 (mul<mode>3): Ditto.
1307 (neg<mode>2): Ditto.
1308 (abs<mode>2): Ditto.
1309 (smin<mode>3): Ditto.
1310 (smax<mode>3): Ditto.
1311 (vector_eq<mode>): Ditto.
1312 (vector_gt<mode>): Ditto.
1313 (vector_ge<mode>): Ditto.
1314 (vector_gtu<mode>): Ditto.
1315 (vector_select_<mode>_uns): Ditto.
1316 (vector_eq_<mode>_p): Ditto.
1317 (vector_gt_<mode>_p): Ditto.
1318 (vector_ge_<mode>_p): Ditto.
1319 (vector_gtu_<mode>_p): Ditto.
1320 (cr6_test_for_zero): Ditto.
1321 (cr6_test_for_zero_reverse): Ditto.
1322 (cr6_test_for_lt): Ditto.
1323 (cr6_test_for_lt_reverse): Ditto.
1324 (xor<mode>3): Ditto.
1325 (ior<mode>3): Ditto.
1326 (and<mode>3): Ditto.
1327 (one_cmpl<mode>2): Ditto.
1328 (nor<mode>2): Ditto.
1329 (andc<mode>2): Ditto.
1330 (float<VEC_int<mode>2): Ditto.
1331 (unsigned_float<VEC_int><mode>2): Ditto.
1332 (fix_trunc<mode><VEC_int>2): Ditto.
1333 (fixuns_trunc<mode><VEC_int>2): Ditto.
1335 (vec_set<mode>): Ditto.
1336 (vec_extract<mode>): Ditto.
1337 (vec_interleave_highv4sf): Ditto.
1338 (vec_interleave_lowv4sf): Ditto.
1339 (vec_realign_load_<mode>): Ditto.
1340 (vec_shl_<mode>): Ditto.
1341 (vec_shr_<mode>): Ditto.
1342 (div<mode>3): New patterns for VSX.
1343 (vec_interleave_highv2df): Ditto.
1344 (vec_interleave_lowv2df): Ditto.
1345 (vec_pack_trunc_v2df): Ditto.
1346 (vec_pack_sfix_trunc_v2df): Ditto.
1347 (vec_pack_ufix_trunc_v2df): Ditto.
1348 (vec_unpacks_hi_v4sf): Ditto.
1349 (vec_unpacks_lo_v4sf): Ditto.
1350 (vec_unpacks_float_hi_v4si): Ditto.
1351 (vec_unpacku_float_lo_v4si): Ditto.
1352 (vec_unpacku_float_hi_v4si): Ditto.
1353 (vec_unpacks_float_lo_v4si): Ditto.
1354 (movmisalign<mode>): Ditto.
1355 (vector_ceil<mode>2): New patterns for vectorizing math library.
1356 (vector_floor<mode>2): Ditto.
1357 (vector_btrunc<mode>2): Ditto.
1358 (vector_copysign<mode>3): Ditto.
1360 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1361 predicate for setting the high bit in each word, used for copysign.
1363 * config/rs6000/ppc-asm.h (f19): Whitespace.
1364 (f32-f63): Define if VSX.
1365 (v0-v31): Define if Altivec.
1366 (vs0-vs63): Define if VSX.
1368 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1370 * config/rs6000/power7.md: New file, provide tuning parameters for
1373 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1374 (rs6000_cpu_cpp_builtins): Ditto.
1375 (altivec_overloaded_builtins): Ditto.
1376 (altivec_resolve_overloaded_builtin): Ditto.
1378 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1379 debug switch to disable vectorizing simple math builtin
1382 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1383 Vectorize simple math builtin functions.
1384 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1385 hook to vectorize math builtins.
1386 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1387 (rs6000_builtin_conversion): Add VSX/power7 support.
1388 (rs6000_builtin_vec_perm): Ditto.
1389 (vsplits_constant): Add support for loading up a vector constant
1390 with just the high bit set in each part.
1391 (rs6000_expand_vector_init): Add VSX/power7 support.
1392 (rs6000_expand_vector_set): Ditto.
1393 (rs6000_expand_vector_extract): Ditto.
1394 (rs6000_emit_move): Ditto.
1395 (bdesc_3arg): Ditto.
1396 (bdesc_2arg): Ditto.
1397 (bdesc_1arg): Ditto.
1398 (rs6000_expand_ternop_builtin): Ditto.
1399 (altivec_expand_builtin): Ditto.
1400 (rs6000_expand_unop_builtin): Ditto.
1401 (rs6000_init_builtins): Ditto.
1402 (altivec_init_builtins): Ditto.
1403 (builtin_function_type): Ditto.
1404 (rs6000_common_init_builtins): Ditto.
1405 (rs6000_handle_altivec_attribute); Ditto.
1406 (rs6000_mangle_type): Ditto.
1407 (rs6000_vector_mode_supported_p): Ditto.
1408 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1411 * config/rs6000/vsx.md: New file for VSX support.
1413 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1414 identifing values with just the most significant bit set.
1415 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1416 vectorized builtins.
1418 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1419 (UNSPEC_VRFIM): Delete.
1420 (splitter for loading up vector with most significant bit): New
1421 splitter for vectorizing copysign.
1422 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1423 vectorizing simple math functions.
1424 (altivec_vrfip): Add support for vectorizing simple math functions.
1425 (altivec_vrfim): Ditto.
1426 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1428 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1429 (power7.md, vsx.md): Include for power7 support.
1430 (copysigndf3): Use VSX instructions if -mvsx.
1431 (negdf2_fpr): Ditto.
1432 (absdf2_fpr): Ditto.
1433 (nabsdf2_fpr): Ditto.
1434 (adddf3_fpr): Ditto.
1435 (subdf3_fpr): Ditto.
1436 (muldf3_fpr): Ditto.
1437 (divdf3_fpr): Ditto.
1438 (fix_truncdfdi2_fpr): Ditto.
1439 (cmpdf_internal1): Ditto.
1440 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1441 (btruncdf2, btruncdf2_fpr): Ditto.
1442 (ceildf2, ceildf2_fpr): Ditto.
1443 (floordf2, floordf2_fpr): Ditto.
1444 (floatdidf2, floatdidf2_fpr): Ditto.
1445 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1446 (fmsubdf4_fpr): Ditto.
1447 (fnmadddf4_fpr_1): Ditto.
1448 (fnmadddf4_fpr_2): Ditto.
1449 (fnmsubdf4_fpr_1): Ditto.
1450 (fnmsubdf4_fpr_2): Ditto.
1451 (fixuns_truncdfdi2): Add expander for VSX support.
1452 (fix_truncdfdi2): Ditto.
1453 (fix_truncdfsi2): Ditto.
1455 (btruncsf2): Whitespace.
1456 (movdf_hardfloat32): Add support for VSX registers.
1457 (movdf_softfloat32): Ditto.
1458 (movdf_hardfloat64): Ditto.
1459 (movdf_hardfloat64_mfpgpr): Ditto.
1460 (movdf_softfloat64): Ditto.
1461 (movti splitters): Add check for vector registers supporting
1462 TImode in the future.
1463 (bpermd): Add power7 bpermd instruction.
1465 * config/rs6000/altivec.h (vec_div): Define if VSX.
1469 (vec_nearbyint): Ditto.
1472 (all predicates): Use the generic builtin function, and not the V4SF
1473 specific function so that the predicates will work with VSX's V2DF.
1477 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1478 Document new VSX functions and types.
1480 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1483 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1484 "wa", and "j" constraints. Modify "v" to talk about Altivec
1485 instead of just vector.
1487 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1490 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1491 location for phi arguments.
1492 (rewrite_update_phi_arguments): Find locations for reaching defs.
1493 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1494 Add location to add_phi_arg calls.
1495 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1496 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1497 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1498 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1499 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1500 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1501 * tree-phinodes.c (make_phi_node): Initialize location.
1502 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1503 (add_phi_arg): Add location parameter.
1504 (remove_phi_arg_num): Move location when moving phi argument.
1505 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1507 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1508 slpeel_update_phi_nodes_for_guard1,
1509 slpeel_update_phi_nodes_for_guard2,
1510 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1511 vect_loop_versioning): Set locations.
1512 * tree-parloops.c (create_phi_for_local_result,
1513 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1514 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1515 * tree-vect-loop.c (get_initial_def_for_induction,
1516 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1518 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1519 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1520 (gimple_phi_arg_set_location): New. Set locus.
1521 (gimple_phi_arg_has_location): New. Check for locus.
1522 (redirect_edge_var_map_location): New. Return locus from var_map.
1523 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1524 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1525 combining PHI arguments.
1526 (cond_store_replacement): Set location.
1527 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1528 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1529 scop_add_exit_phis_edge): Add locations.
1530 * tree-cfgcleanup.c (remove_forwarder_block,
1531 remove_forwarder_block_with_phi): Add locations.
1532 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1533 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1535 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1536 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1537 flush_pending_stmts): Add source location.
1538 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1539 stack to preserve locations.
1540 * tree-vect-stmts.c (vectorizable_load): Add location.
1541 * tree-inline.c (copy_phis_for_bb): Copy locus.
1542 (setup_one_parameter): Add call locus to inlined parameter stmts.
1543 (initialize_inlined_parameters): Pass in call location as parameter
1545 (tree_function_versioning): Pass location to setup_one_parameter.
1546 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1547 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1548 copy and edge lists.
1549 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1550 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1551 locus parameter and override the stmt default if provided.
1552 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1553 elim_graph_add_edge, elim_graph_remove_succ_edge,
1554 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1555 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1556 eliminate_phi): Add locus info in elimination graph for each edge and
1558 (insert_backedge_copies): Copy locus if present.
1559 * tree-flow.h (struct _edge_var_map): Add locus field.
1560 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1561 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1562 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1564 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1566 2009-07-30 Martin Jambor <mjambor@suse.cz>
1568 PR tree-optimization/40570
1569 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1572 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1574 * ssa-loop-manip.c: Include langhooks.h.
1575 (rewrite_phi_with_iv): New.
1576 (rewrite_all_phi_nodes_with_iv): New.
1577 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1578 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1579 * tree-parloops.c (loop_parallel_p): Move out all conditions
1580 except dependency check.
1581 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1582 (gen_parallel_loop): Call canonicalize_loop_ivs without
1583 reduction_list argument.
1584 (build_new_reduction): New.
1585 (gather_scalar_reductions): New.
1586 (try_get_loop_niter): New.
1587 (try_create_reduction_list): New.
1588 (parallleize_loops): Change the parallel conditions check.
1589 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1590 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1592 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1594 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1596 * doc/options.texi (Option properties): Mention new quoting syntax.
1598 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1600 * config/alpha/alpha.c (alpha_start_function):
1601 Handle VMS_DEBUG_MAIN_POINTER
1602 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1603 * doc/invoke.texi: Document -mdebug-main switch.
1605 2009-07-29 Richard Henderson <rth@redhat.com>
1607 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1608 (cgraph_create_edge_including_clones): Likewise.
1609 * tree-inline.c (copy_bb): Operate on the correct edges
1610 when updating the callgraph.
1612 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1614 * config/alpha/vms-cc.c: Deleted.
1615 * config/alpha/vms-ld.c: Deleted.
1616 * config/alpha/t-vms64: Moved to config/vms
1617 * config/alpha/vms-crt0-64.c: Moved to config/vms
1618 * config/alpha/vms-crt0.c: Moved to config/vms
1619 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1620 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1621 * config/alpha/xm-vms.h: Moved to config/vms
1622 * config/alpha/x-vms: Moved to config/vms
1623 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1625 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1626 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1628 * config/vms/t-vms64: Moved here from config/alpha
1629 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1630 (argc,argv,envp): Enforce 32bit malloc'ing.
1631 * config/vms/vms-psxcrt0-64.c: Likewise.
1632 * config/vms/vms-crt0.c: Moved here from config/alpha.
1633 * config/vms/vms-psxcrt0.c: Likewise.
1634 * config/vms/vms-crtl-64.h: New file.
1635 * config/vms/vms-crtl.h: New file.
1636 * config/vms/vms.opt: New file.
1637 * config/vms/xm-vms64.h: New file.
1638 * config/vms/xm-vms.h: Moved here from config/alpha.
1639 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1641 * config/vms/x-vms: Moved here from config/alpha.
1642 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1643 (vms-ld.o, vms-cc.o): Removed.
1644 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1646 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1648 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1649 correct stack (obvious VMS fix).
1651 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1653 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1654 date, version info if VMS_DEBUGGING_INFO defined.
1655 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1656 size, date calculating code moved here.
1658 2009-07-29 Paul Brook <paul@codesourcery.com>
1660 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1663 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1666 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1667 to DImode when generating insq_le insn.
1669 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1671 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1672 New macro set for VMS_DEBUGGGING_INFO.
1673 (AT_string_form): Use it.
1675 2009-07-28 DJ Delorie <dj@redhat.com>
1677 * config/mep/mep.c (vtext_section): New.
1678 (vftext_section): New.
1679 (ftext_section): New.
1680 (mep_select_section): Add support for functions.
1681 (mep_unique_section): Likewise.
1682 (mep_asm_init_sections): Likewise.
1683 (mep_encode_section_info): Remove it from here.
1685 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1687 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1689 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1690 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1692 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1694 * dwarf2out.c (output_file_names): Test new macro
1695 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1696 (add_comp_dir_attribute): Likewise.
1698 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1700 * config/i386/mingw-w64.h (LINK_SPEC): Add
1701 separating space between commands.
1703 2009-07-28 Jan Hubicka <jh@suse.cz>
1705 PR tree-optimization/40759
1706 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1709 2009-07-27 DJ Delorie <dj@redhat.com>
1711 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1712 types are dword-aligned.
1713 (mep_expand_va_start): Likewise.
1715 2009-07-27 Olivier Hainque <hainque@adacore.com>
1716 Douglas B Rupp <rupp@gnat.com>
1718 * convert.c (convert_to_pointer): Don't assume the target
1719 pointer type is POINTER_SIZE long. Fetch its precision instead.
1721 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1723 * system.h (fopen): Undefine if macro.
1725 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1727 * dwarf2out.c (output_cfi_p): Removed.
1728 (output_cfis): New function.
1729 (output_fde): New function, split from output_call_frame_info.
1730 (output_call_frame_info): Use it.
1731 (dwarf2out_switch_text_section): Use output_cfis.
1733 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1735 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1736 TARGET_BI_ARCH is specified without enabling SJLJ.
1737 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1738 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1740 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1742 * arm.md (negdi2): Use DImode if forcing a value into a register.
1744 2009-07-26 Ira Rosen <irar@il.ibm.com>
1746 PR tree-optimization/40801
1747 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1748 of vector operand from the previous copy of vector statement.
1749 Pass the correct definition type value to
1750 vect_get_vec_def_for_stmt_copy().
1752 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1754 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1755 const char ** conversion.
1757 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1759 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1760 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1761 (gcc_unreachable): Invoke __builtin_unreachable() if
1762 !ENABLE_ASSERT_CHECKING.
1764 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1766 PR rtl-optimization/40445
1767 * emit-rtl.c (next_nonnote_insn_bb): New function.
1768 * rtl.h (next_nonnote_insn_bb): Declare new function.
1769 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1770 with no successors that is the successor of the ENTRY_BLOCK.
1771 Continue from the top after removing an empty fallthrough block.
1772 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1773 of next_nonnote_insn.
1775 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1777 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1779 2009-07-25 Martin Jambor <mjambor@suse.cz>
1781 * c-common.c (c_common_attribute_table): New element for noclone.
1782 (handle_noclone_attribute): New function. Forward-declare.
1783 * tree-inline.c (tree_versionable_function_p): Check for noclone
1785 * doc/extend.texi (Labels as Values): Document need for noclone.
1786 (Function Attributes): Document noclone attribute.
1788 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1790 PR rtl-optimization/34999
1791 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1792 and dw_fde_switched_cold_to_hot fields.
1793 (output_cfi_p): New function.
1794 (output_call_frame_info): If fde->dw_fde_switched_sections,
1795 output 2 FDEs instead of one with corrupted header.
1796 (dwarf2out_do_cfi_startproc): New function.
1797 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1798 and fde->dw_fde_switched_cold_to_hot.
1799 (dwarf2out_switch_text_section): Compute
1800 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1801 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1802 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1803 Otherwise, compute fde->dw_fde_switch_cfi.
1805 2009-07-24 Cary Coutant <ccoutant@google.com>
1807 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1809 2009-07-24 Cary Coutant <ccoutant@google.com>
1811 * cfghooks.c (split_block): Copy discriminator to new block.
1812 * tree-cfg.c (assign_discriminator): Check location of last
1813 instruction in block as well as first.
1815 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1817 * config/i386/linux.c: Use fputs or putc instead of fprintf
1819 * config/i386/gas.h: Ditto.
1820 * config/i386/x86-64.h: Ditto.
1821 * config/i386/att.h: Ditto.
1823 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1825 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1828 2009-07-24 Martin Jambor <mjambor@suse.cz>
1830 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1831 (ipa_push_func_to_list_1): Declare.
1832 (ipa_push_func_to_list): New function.
1834 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1835 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1836 (ipa_push_func_to_list): Removed.
1837 (ipa_pop_func_from_list): Clear node_enqueued flag.
1839 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1841 * config/s390/s390.c (override_options): Default
1842 max-unrolled-insns to 100 for z10 tuning.
1844 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1846 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1847 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1848 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1849 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1850 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1851 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1852 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1854 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1856 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1857 use default set in mingw32.h header.
1858 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1859 64-bit /mingw/include path.
1860 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1863 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1865 PR rtl-optimization/40209
1866 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1868 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1870 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1871 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1872 with the rest of string where appropriate. Use fputs or putc
1873 instead of fprintf where appropriate.
1875 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1876 Pat Haugen <pthaugen@us.ibm.com>
1877 Revital Eres <ERES@il.ibm.com>
1879 * config/rs6000/vector.md: New file. Move most of the vector
1880 expander support here from altivec.md to allow for the VSX vector
1881 unit in the future. Add support for secondary_reload patterns.
1882 Rewrite the patterns for vector comparison, and vector comparison
1883 predicate instructions so that the RTL expresses the desired
1884 behavior, instead of using unspec.
1886 * config/rs6000/constraints.md ("f" constraint): Use
1887 rs6000_constraints to hold the precalculated register class.
1888 ("d" constraint): Ditto.
1889 ("wd" constraint): New constraint for VSX.
1890 ("wf" constraint): Ditto.
1891 ("ws" constraint): Ditto.
1892 ("wa" constraint): Ditto.
1893 ("wZ" constraint): Ditto.
1894 ("j" constraint): Ditto.
1896 * config/rs6000/predicates.md (vsx_register_operand): New
1898 (vfloat_operand): New predicate for vector.md.
1899 (vint_operand): Ditto.
1900 (vlogical_operand): Ditto.
1901 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1902 (easy_vector_constant): Add VSX support.
1903 (altivec_indexed_or_indirect_operand): New predicate for
1904 recognizing Altivec style memory references with AND -16.
1906 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1907 for vector secondary reload support.
1908 (rs6000_vector_reg_class): Delete, replacing it with
1910 (rs6000_vsx_reg_class): Ditto.
1911 (rs6000_constraints): New array to hold the register classes of
1912 each of the register constraints that can vary at runtime.
1913 (builtin_mode_to_type): New static array for builtin function type
1915 (builtin_hash_table): New static hash table for builtin function
1917 (TARGET_SECONDARY_RELOAD): Define target hook.
1918 (TARGET_IRA_COVER_CLASSES): Ditto.
1919 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1920 registers are 128 bits if VSX memory reference instructions are used.
1921 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1923 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1924 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1925 Print several of the scheduling related parameters.
1926 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1927 rs6000_constraints instead of rs6000_vector_reg_class. Move
1928 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1929 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1930 Altivec. Add VSX support. Setup for secondary reload support on
1931 Altivec/VSX registers.
1932 (rs6000_override_options): Make power7 set the scheduling groups
1933 like the power5. Add support for new debug switches to override
1934 the scheduling defaults. Temporarily disable -mcpu=power7 from
1935 setting -mvsx. Add support for debug switches -malways-hint,
1936 -msched-groups, and -malign-branch-targets.
1937 (rs6000_buitlin_conversion): Add support for returning unsigned
1938 vector conversion functions to fix regressions due to stricter
1940 (rs6000_builtin_mul_widen_even): Ditto.
1941 (rs6000_builtin_mul_widen_odd): Ditto.
1942 (rs6000_builtin_vec_perm): Ditto.
1943 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1944 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1946 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1948 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1949 VSX types for bit operations. Changes to accomidate vector.md.
1950 (bdesc_2arg): Ditto.
1951 (bdesc_1arg): Ditto.
1952 (struct builtin_description_predicates): Rewrite predicate
1953 handling so that RTL describes the operation, instead of passing
1954 the instruction to be used as a string argument.
1955 (bdesc_altivec_preds): Ditto.
1956 (altivec_expand_predicate_builtin): Ditto.
1957 (altivec_expand_builtin): Ditto.
1958 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1959 statement for vsldoi support.
1960 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1961 (altivec_expand_st_builtin): Ditto.
1962 (paired_expand_builtin): Whitespace changes.
1963 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1964 builtin_mode_to_type table for secondary reload. Call
1965 builtin_function_type to build random builtin functions.
1966 (altivec_init_builtins): Change to use builtin_function_type to
1967 create builtin function types dynamically as we need them.
1968 (builtin_hash_function): New support for hashing the tree types
1969 for builtin function as we need it, rather than trying to build
1970 all of the trees that we need. Add initial preliminary VSX support.
1971 (builtin_function_type): Ditto.
1972 (builtin_function_eq): Ditto.
1973 (builtin_hash_struct): Ditto.
1974 (rs6000_init_builtins): Ditto.
1975 (rs6000_common_init_builtins): Ditto.
1976 (altivec_init_builtins): Ditto.
1977 (rs6000_common_init_builtins): Ditto.
1978 (enum reload_reg_type): New enum for simplifing reg classes.
1979 (rs6000_reload_register_type): Simplify register classes into GPR,
1980 Vector, and other registers. Altivec and VSX addresses in reload.
1981 (rs6000_secondary_reload_inner): Ditto.
1982 (rs6000_ira_cover_classes): New target hook, that returns the
1983 appropriate cover classes, based on -mvsx being used or not.
1984 (rs6000_secondary_reload_class): Add VSX support.
1985 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1986 (get_vsel_insn): Ditto.
1987 (rs6000_emit_vector_compare): Rewrite vector conditional support
1988 so that where we can, we use RTL operators, instead of blindly use
1990 (rs6000_emit_vector_select): Ditto.
1991 (rs6000_emit_vector_cond_expr): Ditto.
1992 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1993 (create_TOC_reference): Add -mdebug=addr support.
1994 (emit_frame_save): VSX loads/stores need register indexed addressing.
1996 * config/rs6000/rs6000.md: Include vector.md.
1998 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2000 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2001 support for V2DI, V2DF in logical, permute, select operations.
2003 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2004 switch for vsx/power7.
2005 (-mvsx-scalar-memory): Ditto.
2006 (-mvsx-align-128): Ditto.
2007 (-mallow-movmisalign): Ditto.
2008 (-mallow-df-permute): Ditto.
2009 (-msched-groups): Ditto.
2010 (-malways-hint): Ditto.
2011 (-malign-branch-targets): Ditto.
2013 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2015 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2016 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2017 (rs6000_vector_reg_class): Delete.
2018 (rs6000_vsx_reg_class): Ditto.
2019 (enum rs6000_reg_class_enum): New enum for the constraints that
2020 vary based on target switches.
2021 (rs6000_constraints): New array to hold the register class for all
2022 of the register constraints that vary based on the switches used.
2023 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2024 (enum rs6000_builtins): Add unsigned varients for the builtin
2025 declarations returned by target hooks for expanding multiplies,
2026 select, and permute operations. Add VSX builtins.
2027 (enum rs6000_builtin_type_index): Add entries for VSX.
2028 (V2DI_type_node): Ditto.
2029 (V2DF_type_node): Ditto.
2030 (unsigned_V2DI_type_node): Ditto.
2031 (bool_long_type_node): Ditto.
2032 (intDI_type_internal_node): Ditto.
2033 (uintDI_type_internal_node): Ditto.
2034 (double_type_internal_node): Ditto.
2036 * config/rs6000/altivec.md (whole file): Move all expanders to
2037 vector.md from altivec.md. Rename insn matching functions to be
2039 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2040 (altivec_vcmp*): Ditto.
2041 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2042 (VM): New iterator for moves that includes the VSX types.
2043 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2044 (altivec_vperm_<mode>_uns): New, for unsigned types.
2045 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2046 (altivec_eq<mode>): Ditto.
2047 (altivec_gt<mode>): Ditto.
2048 (altivec_gtu<mode>): Ditto.
2049 (altivec_eqv4sf): Ditto.
2050 (altivec_gev4sf): Ditto.
2051 (altivec_gtv4sf): Ditto.
2052 (altivec_vcmpbfp_p): Ditto.
2054 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2056 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2059 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2062 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2063 ASM_SHORT instead of .word.
2064 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2065 instead of .word in asm template.
2067 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2070 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2071 (process_bb_node_lives): Use it.
2073 * ira.c (setup_cover_and_important_classes): Don't setup
2074 ira_important_class_nums. Add cover classes to the end of
2076 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2078 (find_reg_class_closure): Use reorder_important_classes.
2080 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2082 * config/i386/i386.c (i386_ira_cover_classes): New function.
2083 (TARGET_IRA_COVER_CLASSES): Redefine.
2085 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2086 importance of order of cover classes in the array.
2088 2009-07-22 Diego Novillo <dnovillo@google.com>
2090 * tree-pass.h (TDF_EH): Define.
2091 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2092 contains TDF_EH, print the EH region number holding GS.
2093 * tree-dump.c (dump_options): Add "eh".
2094 * doc/invoke.texi: Document it.
2096 2009-07-22 Doug Kwan <dougkwan@google.com>
2098 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2100 2009-07-22 Michael Matz <matz@suse.de>
2102 PR tree-optimization/35229
2103 PR tree-optimization/39300
2105 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2106 (inhibit_phi_insertion): New function.
2107 (insert_into_preds_of_block): Call it for REFERENCEs.
2108 (init_pre): Initialize and finalize scalar evolutions.
2109 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2111 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2113 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2114 Use CONST_VECTOR_NUNITS to determine number of elements.
2116 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2118 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2119 (U, W): Constraints are now deprecated and will be removed if we
2121 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2123 ("prefetch"): Add the stcmh instruction for prefetching.
2124 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2126 (s390_short_displacement): Return always true if compiling for
2127 machines not providing the long displacement facility.
2128 (s390_mem_constraint): Support the new constraint letter Z.
2129 (s390_check_qrst_address): New function.
2131 2009-07-21 DJ Delorie <dj@redhat.com>
2133 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2136 2009-07-21 Jason Merrill <jason@redhat.com>
2138 * c-common.c (max_tinst_depth): Increase default to 1024.
2140 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2142 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2143 (vec_unpacku_float_lo_v4si): Ditto.
2145 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2148 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2149 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2150 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2151 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2153 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2155 PR tree-optimization/40813
2156 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2159 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2161 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2162 with a NOP_EXPR if needed.
2164 2009-07-21 Paul Brook <paul@codesourcery.com>
2166 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2167 Terminate debug dump with newline.
2169 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2171 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2172 Cast "1" to unsigned HOST_WIDE_INT.
2173 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2174 deposit length to the maximum length - lsb. Extend length if
2175 HOST_BITS_PER_WIDE_INT is 32.
2177 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2179 * cgraph.h (constant_pool_htab): New function.
2180 (constant_descriptor_tree): Move from varasm.c.
2181 * varasm.c (constant_pool_htab): New function.
2182 (constant_descriptor_tree): Move to cgraph.h.
2184 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2186 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2188 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2190 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2193 2009-07-20 Xinliang David Li <davidxl@google.com>
2195 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2197 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2199 * config/mips/mips.md (move_type): Add arith.
2200 (type): Handle arith.
2201 (zero_extendsidi2): Rename this into ...
2202 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2203 (zero_extendsidi2): New expander.
2204 (*zero_extendsidi2_dext): New pattern.
2206 2009-07-20 Nick Clifton <nickc@redhat.com>
2208 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2209 to set MIPS_ABI_DEFAULT.
2210 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2212 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2214 * tree-object-size.c (addr_object_size): Handle unions with
2215 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2217 PR tree-optimization/40792
2218 * tree.c (build_function_type_skip_args): Remove bogus assert.
2220 2009-07-20 Jan Hubicka <jh@suse.cz>
2221 Martin Jambor <mjambor@suse.cz>
2223 * cgraph.h (combined_args_to_skip): New field.
2224 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2225 combined_args_to_skip and args_to_skip.
2226 * tree-inline.c (update_clone_info): New function.
2227 (tree_function_versioning): Call update_clone_info.
2228 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2230 (cgraph_materialize_all_clones): More extensive dumping, working
2231 with combined_args_to_skip rather than args_to_skip.
2233 2009-07-20 Ira Rosen <irar@il.ibm.com>
2235 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2236 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2237 (get_initial_def_for_reduction): Likewise.
2238 (vectorizable_reduction): Skip the check of first operand in case
2239 of COND_EXPR. Add check that it is outer loop vectorization if
2240 nested cycle was detected. Call vectorizable_condition() for
2241 COND_EXPR. If reduction epilogue cannot be created do not fail for
2242 nested cycles (if it is not double reduction). Assert that there
2243 is only one type in the loop in case of COND_EXPR. Call
2244 vectorizable_condition() to vectorize COND_EXPR.
2245 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2246 Add parameters. Allow nested cycles if called from
2247 vectorizable_reduction(). Use reduction vector variable if provided.
2248 (vect_analyze_stmt): Call vectorizable_reduction() before
2249 vectorizable_condition().
2250 (vect_transform_stmt): Update call to vectorizable_condition().
2252 2009-07-20 Christian Bruel <christian.bruel@st.com>
2254 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2255 * doc/invoke.texi (-mfmovd): Likewise.
2256 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2258 2009-07-20 Jan Hubicka <jh@suse.cz>
2260 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2261 when handling SSA name.
2263 2009-07-19 Jan Hubicka <jh@suse.cz>
2265 PR tree-optimization/40676
2266 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2267 virtual PHIs in empty BBs.
2269 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2271 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2272 re-expanded the compound use gen_lowpart instead to convert to the
2275 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2277 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2278 OUTER_CONST arguments.
2279 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2280 the new wider mode will be masked off.
2281 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2283 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2285 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2286 high-order bits are zero.
2288 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2290 * combine.c (simplify_shift_const_1): Split code to determine
2292 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2293 new bits shifted in are identical to the old sign bit.
2295 2009-07-18 Richard Guenther <rguenther@suse.de>
2298 * gimplify.c (gimplify_call_expr): Reject code using results from
2299 functions returning void.
2301 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2303 * doc/md.texi: Document the new PowerPC "es" constraint.
2304 Document that "m" can include automodified addresses on this target,
2305 and explain how %U must be used. Extend the "Q" and "Z" documentation
2306 to suggest "es" as well as "m".
2307 * config/rs6000/constraints.md (es): New memory constraint.
2308 (Q, Z): Update strings to match new documentation.
2310 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2312 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2313 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2314 * config/rs6000/predicates.md (volatile_mem_operand): Use
2315 offsettable_nonstrict_memref_p.
2316 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2317 (*floatunssidf2_internal): Likewise.
2318 (*fix_truncdfsi2_internal): Likewise.
2319 (*fix_trunctfsi2_internal): Likewise.
2321 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2323 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2325 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2327 2009-07-17 Richard Guenther <rguenther@suse.de>
2330 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2331 (pass_warn_unused_result): Likewise.
2332 (TODO_set_props): Remove.
2333 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2335 (pass_diagnose_omp_blocks): Define.
2336 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2337 (c_gimple_diagnostics_recursively): Remove.
2338 (finish_function): Do not call it.
2339 (c_write_global_declarations): Continue after errors.
2340 Finalize the CU here.
2341 * c-gimplify.c (c_genericize): Do not gimplify here.
2342 * c-common.c (c_warn_unused_result): Move ...
2343 * tree-cfg.c (do_warn_unused_result): ... here.
2344 (run_warn_unused_result): New function.
2345 (gate_warn_unused_result): New function.
2346 (pass_warn_unused_result): New pass.
2347 * c-common.h (c_warn_unused_result): Remove.
2348 * flags.h (flag_warn_unused_result): Declare.
2349 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2350 * opts.c (flag_warn_unused_result): Initialize to false.
2351 * toplev.c (compile_file): Add comment.
2352 * omp-low.c (create_omp_child_function): Do not register
2353 the function with the frontend.
2354 (diagnose_omp_structured_block_errors): Prepare to be
2355 called as optimization pass.
2356 (gate_diagnose_omp_blocks): New function.
2357 (pass_diagnose_omp_blocks): New pass.
2358 * cgraph.h (cgraph_optimize): Remove.
2359 (cgraph_analyze_function): Likewise.
2360 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2361 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2362 before their parents here.
2363 (cgraph_finalize_function): Not here.
2364 (cgraph_analyze_function): Gimplify functions here.
2365 (cgraph_finalize_compilation_unit): Continue after errors.
2366 Optimize the callgraph from here.
2367 (cgraph_optimize): Make static.
2368 * langhooks.c (write_global_declarations): Finalize the CU.
2369 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2370 (gimplify_function_tree): Assert we gimplify only once.
2371 Set PROP_gimple_any property.
2372 * tree-nested.c (gimplify_all_functions): New function.
2373 (lower_nested_functions): Gimplify all nested functions.
2374 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2375 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2376 and pass_diagnose_omp_blocks after gimplification. Do not
2377 set TODO_set_props on all_lowering_passes.
2378 (execute_one_pass): Do not handle TODO_set_props.
2379 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2380 (gimplify.o): Add tree-pass.h dependency.
2381 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2382 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2383 (unsave_r): Likewise.
2384 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2387 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2389 * doc/service.texi (Service): Restore previously removed link,
2390 which isn't broken after all.
2392 2009-07-17 Richard Guenther <rguenther@suse.de>
2394 PR tree-optimization/40321
2395 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2396 PHI nodes to the maximal set.
2397 (make_values_for_phi): Add PHI arguments to the maximal set.
2398 (execute_pre): Dump PHI_GEN and the maximal set.
2400 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2403 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2406 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2408 * doc/extend.texi (Nested Functions): Replace broken link with
2410 * doc/service.texi (Service): Remove broken link.
2412 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2415 * builtins.c (expand_builtin_memcmp): Use loc instead of
2416 EXPR_LOCATION (exp).
2417 (expand_builtin_strncmp): Likewise.
2419 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2420 Manuel López-Ibáñez <manu@gcc.gnu.org>
2423 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2424 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2425 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2426 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2427 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2428 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2429 tree-inline.c, c-common.c, c-common.h, gimple.c,
2430 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2431 convert.c: Add location argument to fold_{unary,binary,ternary},
2432 fold_build[123], build_call_expr, build_size_arg,
2433 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2434 fold_build1_initializer, fold_build2_initializer,
2435 fold_build3_initializer, fold_build_call_array,
2436 fold_build_call_array_initializer, fold_single_bit_test,
2437 omit_one_operand, omit_two_operands, invert_truthvalue,
2438 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2439 combine_comparisons, fold_builtin_*, fold_call_expr,
2440 build_range_check, maybe_fold_offset_to_address, round_up,
2443 2009-07-16 Jason Merrill <jason@redhat.com>
2446 * c-common.c (c_common_reswords): Add __is_standard_layout
2448 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2449 * doc/implement-cxx.texi: New.
2450 * doc/gcc.texi: Include it.
2452 2009-07-16 DJ Delorie <dj@redhat.com>
2454 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2455 compares that may be indirectly affected by previous instructions.
2457 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2459 * builtins.c (do_mpc_arg2): New.
2460 (fold_builtin_2): Fold builtin cpow.
2461 * real.h (HAVE_mpc_pow): New.
2463 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2465 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2466 comparison to skip unprofitable schedule
2468 2009-07-16 Simon Baldwin <simonb@google.com>
2470 * gcc.c (option_map): New flag -no-canonical-prefixes.
2471 * (display_help): Print help text for new flag.
2472 * (process_command): Move options translation and language specifics
2473 and handle new flag early. Use it to set a function pointer to a
2474 prefix builder. Replace make_relative_prefix calls with calls to
2475 the function pointed to. Ignore new flag in regular options handling.
2476 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2478 2009-07-15 DJ Delorie <dj@redhat.com>
2480 * config/mep/mep.md (sibcall_internal): Change register to avoid
2482 (sibcall_value_internal): Likewise.
2484 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2486 PR rtl-optimization/40710
2487 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2489 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2491 * config/mips/mips.md (*extenddi_truncate<mode>,
2492 *extendsi_truncate<mode>): Change type attribute to move_type
2493 with shift_shift. Split out code handling exts from here ...
2494 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2496 (*extendhi_truncateqi): Change type attribute to move_type with
2497 shift_shift. Split out code handling exts from here ...
2498 (*extendhi_truncateqi_exts): ... to this new pattern.
2500 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2502 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2503 instead of "and" with inverted sign bit mask value. Use
2504 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2505 Allocate registers only for operand 4 and operand 5.
2507 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2510 * fold-const.c (fold_cond_expr_with_comparison): When folding
2511 < and <= to MIN, make sure the MIN uses the same type as the
2512 comparison's operands.
2514 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2516 * arm.md (ior_xor): New code iterator.
2517 (split for ior/xor with shift and zero-extend): New split pattern.
2518 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2520 2009-07-15 Richard Guenther <rguenther@suse.de>
2522 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2525 2009-07-15 Richard Guenther <rguenther@suse.de>
2528 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2530 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2532 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2533 handle 2.6.30 kernel.
2535 2009-07-15 DJ Delorie <dj@redhat.com>
2537 * config/mep/mep.md (sibcall_internal): Change register to allow
2538 for 24-bit addresses.
2539 (sibcall_value_internal): Likewise.
2541 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2543 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2544 that are enabled/disabled by the flags introduced by a previous patch.
2546 2009-07-14 DJ Delorie <dj@redhat.com>
2548 * config/mep/mep.md (sibcall_internal): Include non-toggling
2550 (sibcall_value_internal): Likewise.
2552 2009-07-14 Taras Glek <tglek@mozilla.com>
2553 Rafael Espindola <espindola@google.com>
2555 * doc/sourcebuild.texi: Document install-plugin target.
2556 * configure.ac: Added install-plugin target to language makefiles.
2557 * configure: Regenerate.
2558 * Makefile.in: (install-plugin): Install more headers,
2559 depend on lang.install-plugin.
2561 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2563 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2566 2009-07-14 DJ Delorie <dj@redhat.com>
2568 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2569 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2570 * config/mep/mep.md (sibcall_internal): Change test from
2571 mep_vliw_mode_match to mep_vliw_jmp_match.
2572 (sibcall_value_internal): Likewise.
2574 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2576 * config/i386/sse.md (copysign<mode>3): New expander.
2577 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2578 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2579 Use ix86_build_const_vector.
2580 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2581 IX86_BUILTIN_CPYSGNPD.
2582 (builtin_description): Add __builtin_ia32_copysignps and
2583 __builtin_ia32_copysignpd.
2584 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2585 and BUILT_IN_COPYSIGNF.
2587 2009-07-13 Jason Merrill <jason@redhat.com>
2589 * builtins.c (can_trust_pointer_alignment): New fn.
2590 (get_pointer_alignment): Factor it out from here.
2591 * tree.h: Declare it.
2593 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2595 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2598 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2602 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2604 2009-07-14 Richard Guenther <rguenther@suse.de>
2605 Andrey Belevantsev <abel@ispras.ru>
2608 * cfgexpand.c (partition_stack_vars): Do not bother to update
2609 alias information when not optimizing.
2611 2009-07-14 Richard Guenther <rguenther@suse.de>
2612 Andrey Belevantsev <abel@ispras.ru>
2614 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2615 (pt_solution_set): Likewise.
2616 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2617 * tree-ssa-structalias.c (pt_solution_set): New function.
2618 * final.c (rest_of_clean_state): Free SSA data structures.
2619 * print-rtl.c (print_decl_name): Remove.
2620 (print_mem_expr): Implement in terms of print_generic_expr.
2621 * alias.c (ao_ref_from_mem): New function.
2622 (rtx_refs_may_alias_p): Likewise.
2623 (true_dependence): Query alias-export info.
2624 (canon_true_dependence): Likewise.
2625 (write_dependence_p): Likewise.
2626 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2628 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2629 (mem_expr_equal_p): Use operand_equal_p.
2630 (set_mem_attributes_minus_bitpos): Do not use
2631 component_ref_for_mem_expr.
2632 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2633 (update_alias_info_with_stack_vars): Likewise.
2634 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2635 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2636 explicitly nor clear stmt operands.
2637 Free the decl-to-pointer map.
2638 * tree-optimize.c (execute_free_datastructures): Do not free
2639 SSA data structures here.
2640 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2641 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2642 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2644 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2646 2009-07-13 DJ Delorie <dj@redhat.com>
2648 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2649 unrolling at the right iteration count.
2651 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2654 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2656 * haifa-sched.c (rank_for_schedule): Introduced flags to
2657 enable/disable individual scheduling heuristics.
2658 * common.opt: Introduced flags to enable/disable individual
2659 heuristics in the scheduler.
2660 * doc/invoke.texi: Introduced flags to enable/disable individual
2661 heuristics in the scheduler.
2663 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2665 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2666 config/i386/mingw-tls.c.
2667 * config/i386/mingw-tls.c: Removed.
2669 2009-07-13 Ira Rosen <irar@il.ibm.com>
2671 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2672 checks access only relevant statements.
2673 (vectorizable_reduction): Likewise.
2675 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2677 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2678 just for 32-bit case.
2680 2009-07-12 Jan Hubicka <jh@suse.cz>
2682 PR tree-optimization/40585
2683 * except.c (expand_resx_expr): When there already is resume
2684 instruction, produce linked list.
2685 (build_post_landing_pads): Assert that resume is empty.
2686 (connect_post_landing_pads): Handle resume lists.
2687 (dump_eh_tree): Dump resume list.
2689 2009-07-12 Ira Rosen <irar@il.ibm.com>
2691 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2692 with additional argument.
2693 * tree-vectorizer.h (enum vect_def_type): Add
2694 vect_double_reduction_def.
2695 (vect_is_simple_reduction): Add argument.
2696 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2698 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2699 vect_is_simple_reduction with additional argument.
2700 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2702 (reduction_code_for_scalar_code): Handle additional codes by
2703 returning ERROR_MARK for them. Fix comment and indentation.
2704 (vect_is_simple_reduction): Fix comment, add argument to specify
2705 double reduction. Detect double reduction.
2706 (get_initial_def_for_induction): Fix indentation.
2707 (get_initial_def_for_reduction): Fix comment and indentation.
2708 Handle double reduction. Create initial definitions that do not
2709 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2710 (vect_create_epilog_for_reduction): Fix comment, add argument to
2711 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2712 epilogue result extraction. Create double reduction phi node and
2713 replace relevant uses.
2714 (vectorizable_reduction): Call vect_is_simple_reduction with
2715 additional argument. Fix indentation. Update epilogue code treatment
2716 according to the changes in reduction_code_for_scalar_code. Check
2717 for double reduction. Call vect_create_epilog_for_reduction with
2718 additional argument.
2719 * tree-vect-stmts.c (process_use): Handle double reduction, update
2721 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2722 (vect_get_vec_def_for_operand): Likewise.
2724 2009-07-12 Danny Smith <dansmister@gmail.com>
2726 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2727 dllexport if !TREE_PUBLIC.
2728 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2730 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2732 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2733 (avr_extra_arch_macro) Remove declatation.
2734 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2735 (avr_extra_arch_macro) Declare as static.
2736 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2738 2009-07-11 Jan Hubicka <jh@suse.cz>
2741 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2743 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2746 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2747 cold_in_std_section bits.
2748 (dwarf2out_begin_prologue): Initialize them.
2749 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2750 if already covered by text_section or cold_text_section range.
2752 PR rtl-optimization/40667
2753 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2754 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2755 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2756 * config/i386/i386.c (ix86_minimum_alignment): New function.
2757 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2758 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2759 * emit-rtl.c (gen_reg_rtx): Likewise.
2760 * function.c (assign_parms): Likewise. If nominal_type needs
2761 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2762 rather than passed_type's alignment.
2765 * function.c (assign_parm_setup_stack): Adjust
2766 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2767 from nominal_mode on big endian.
2769 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2771 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2773 2009-07-10 DJ Delorie <dj@redhat.com>
2775 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2777 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2779 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2781 (thumb2_cbnz): Likewise.
2783 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2786 * config.gcc (supported_defaults): Add synci.
2787 (with_synci): Add validation.
2788 (all_defaults): Add synci.
2789 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2792 * config/mips/mips.opt (msynci): New option.
2793 * config/mips/mips.c (mips_override_options): Warn on use of
2794 -msynci for targets that do now support it.
2795 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2797 * gcc/doc/invoke.texi (-msynci): Document the new option.
2798 * doc/install.texi (--with-synci): Document the new option.
2800 2009-07-10 Richard Guenther <rguenther@suse.de>
2802 PR tree-optimization/40496
2803 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2804 the PHI result with a compatible type.
2806 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2810 * c.opt (Wunused-result): New.
2811 * doc/invoke.texi: Document it.
2812 * c-common.c (c_warn_unused_result): Use it.
2814 2009-07-09 DJ Delorie <dj@redhat.com>
2816 * targhooks.c (default_target_can_inline_p): Rename from
2817 default_target_option_can_inline_p.
2818 * targhooks.h (default_target_can_inline_p): Likewise.
2819 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2820 TARGET_OPTION_CAN_INLINE_P.
2821 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2822 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2823 (mep_target_can_inline_p): Rename from
2824 mep_target_option_can_inline_p.
2827 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2828 registers used to pass vectors.
2830 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2832 2009-07-09 Tom Tromey <tromey@redhat.com>
2834 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2835 * config/mmix/mmix.c: Include dwarf2.h.
2836 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2837 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2838 * config/sh/sh.c: Include dwarf2.h.
2839 * config/i386/i386.c: Include dwarf2.h.
2840 * Makefile.in (DWARF2_H): Remove 'elf'.
2841 * except.c: Include dwarf2.h.
2842 * unwind-dw2.c: Include dwarf2.h.
2843 * dwarf2out.c: Include dwarf2.h.
2844 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2845 * unwind-dw2-fde.c: Include dwarf2.h.
2846 * dwarf2asm.c: Include dwarf2.h.
2848 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2850 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2851 (max_issue): Use it.
2852 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2854 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2855 (region_sched_info): Update.
2856 * sched-ebb.c (ebb_sched_info): Update.
2857 * modulo-sched.c (sms_sched_info): Update.
2858 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2860 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2862 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2864 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2866 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2868 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2871 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2872 arg1 with arg01 if arg1 is already INTEGER_CST.
2874 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2876 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2877 Transform (and (truncate)) into (truncate (and)).
2879 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2881 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2882 creating LHS paradoxical subregs. Fix surrounding returns to
2883 use NULL_RTX rather than 0.
2885 2009-07-08 DJ Delorie <dj@redhat.com>
2887 * config/mep/mep.c: (mep_option_can_inline_p): New.
2888 (TARGET_OPTION_CAN_INLINE_P): Define.
2890 2009-07-08 Mark Wielaard <mjw@redhat.com>
2893 * dwarf2out.c (add_data_member_location_attribute): When we have
2894 only a constant offset don't emit a new location description using
2895 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2898 2009-07-08 Richard Henderson <rth@redhat.com>
2901 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2902 (enum reg_class): Add CLOBBERED_REGS.
2903 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2904 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2905 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2906 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2907 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2908 force 64-bit sibcalls into R11.
2909 * config/i386/constraints.md (U): New constraint.
2910 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2911 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2912 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2914 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2916 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2918 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2919 * ebitmap.h (dump_ebitmap): Ditto.
2920 * optabs.h (optab_libfunc): Ditto.
2921 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2922 * tree-flow.h (vect_can_force_dr_alignment_p,
2923 get_vectype_for_scalar_type): Ditto.
2924 (vectorize_loops): Move prototype to ...
2925 * tree-vectorizer.h: ... here. Also, adjust comment.
2926 (vect_set_verbosity_level): Remove duplicate prototype.
2927 * tree-ssa-loop.c: Include tree-vectorizer.h.
2928 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2930 2009-07-08 Nick Clifton <nickc@redhat.com>
2932 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2935 2009-07-08 DJ Delorie <dj@redhat.com>
2937 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2938 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2939 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2941 * config/mep/intrinsics.md: Regenerated.
2942 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2943 registers when asm() or calls are detected.
2945 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2948 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2950 * gimple (gimple_build_call_from_tree): Likewise.
2951 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2952 no_warning flag before warning.
2954 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2956 * tree.c (set_expr_locus): Remove.
2957 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2958 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2960 * gimplify.c (internal_get_tmp_var): Likewise.
2961 (gimplify_call_expr): Likewise.
2962 (gimplify_one_sizepos): Likewise.
2964 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2967 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2968 to variables for debugging purposes.
2970 2009-06-23 Mark Loeser <mark@halcy0n.com>
2973 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2975 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2977 * pretty-print.c (pp_base_format): Remove %J.
2978 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2979 gcc_cxxdiag_char_table): Likewise.
2980 (init_dynamic_diag_info): Likewise.
2982 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2984 * pretty-print.c (pp_base_format): Remove %H.
2985 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2986 gcc_cxxdiag_char_table): Likewise.
2987 (init_dynamic_diag_info): Likewise.
2988 * config/mep/mep.c (mep_select_section): Likewise.
2990 2009-07-07 Duncan Sands <baldrick@free.fr>
2992 * final.c (pass_clean_state): Give the pass a name.
2993 * passes.c (pass_rest_of_compilation): Likewise.
2994 * tree-optimize.c (pass_all_optimizations): Likewise.
2996 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
2998 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
2999 an extra 'decl' for error_at.
3001 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3004 * tree-tailcall.c (adjust_return_value_with_ops,
3005 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3006 if it has complex or vector type.
3008 2009-07-07 Olivier Hainque <hainque@adacore.com>
3010 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3013 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3015 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3017 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3019 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3020 * c-decl.c: Likewise.
3021 * function.c: Likewise.
3022 * varasm.c: Likewise.
3023 * tree-ssa.c: Likewise.
3024 * c-common.c: Likewise.
3025 * tree-cfg.c: Likewise.
3026 * config/spu/spu.c: Likewise.
3027 * config/ia64/ia64.c: Likewise.
3028 * config/v850/v850.c: Likewise.
3030 2009-07-06 DJ Delorie <dj@redhat.com>
3032 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3033 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3034 unspecified accesses to control registers.
3035 * config/mep/intrinsics.md: Regenerate.
3036 * config/mep/intrinsics.h: Regenerate.
3037 * config/mep/mep-intrin.h: Regenerate.
3039 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3041 * c-lex.c: Replace %H by an explicit location. Update all calls.
3042 * c-common.c: Likewise.
3043 * c-decl.c: Likewise.
3044 * c-typeck.c: Likewise.
3045 * fold-const.c: Likewise.
3046 * gimplify.c: Likewise.
3048 * tree-cfg.c: Likewise.
3049 * tree-ssa-loop-niter.c: Likewise.
3050 * tree-vrp.c: Likewise.
3051 * value-prof.c: Likewise.
3053 2009-07-06 Diego Novillo <dnovillo@google.com>
3055 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3056 if it has one. Handle cases where VAR does not have an
3057 annotation or cfun is NULL.
3059 2009-07-06 Diego Novillo <dnovillo@google.com>
3061 * tree.c: Include debug.h.
3062 (initialize_tree_contains_struct): New.
3063 (init_ttree): Call it.
3064 (tree_node_structure_for_code): Factor out of ...
3065 (tree_node_structure): ... here.
3066 * treestruct.def (TS_PHI_NODE): Remove.
3067 (TS_GIMPLE_STATEMENT): Remove.
3069 2009-07-06 Diego Novillo <dnovillo@google.com>
3071 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3072 (debug_tree_chain): Handle cycles.
3074 2009-07-06 Nick Clifton <nickc@redhat.com>
3075 DJ Delorie <dj@redhat.com>
3077 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3078 __FMOVD_ENABLED__ is defined.
3080 (TARGET_FMOVD): Provide a default definition.
3081 (MASK_FMOVD): Likewise.
3082 (TARGET_CPU_CPP_BUILTINS): Define
3083 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3084 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3085 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3086 (split for DF load from memory into register): Also handle
3087 MEMs which consist of REG+DISP addressing.
3088 (split for DF store from register to memory): Likewise.
3089 (movsf_ie): Always use single fp_mode.
3090 * config/sh/sh.c (sh_override_options): Do not automatically
3091 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3092 that to the -mfmovd command line switch.
3093 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3094 (fldi_ok): Always allow.
3095 * config/sh/sh.opt (mfmovd): Remove this switch.
3096 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3098 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3099 Kaz Kojima <kkojima@gcc.gnu.org>
3101 PR rtl-optimization/30807
3102 * postreload.c (reload_combine): For every new use of REG_SUM,
3103 record the use of BASE.
3105 2009-07-06 Jan Hubicka <jh@suse.cz>
3107 * params.def: Revert my accidental commit at 2009-06-30.
3109 2009-07-04 Ian Lance Taylor <iant@google.com>
3112 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3114 (mingw_format_attribute_overrides): Likewise.
3116 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3119 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3120 don't check cfa.reg. Instead of cfa.indirect use
3121 fde && fde->drap_reg != INVALID_REGNUM test.
3123 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3125 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3127 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3130 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3132 2009-07-03 Richard Guenther <rguenther@suse.de>
3134 PR tree-optimization/40640
3135 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3138 2009-07-03 Jan Hubicka <jh@suse.cz>
3140 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3141 for size, reduce amount of inlining.
3143 2009-07-03 Richard Guenther <rguenther@suse.de>
3146 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3147 if t +- x is known to not overflow and the conversion widens the
3149 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3151 2009-07-03 Jan Hubicka <jh@suse.cz>
3153 * ipa-pure-const.c (analyze): Update loop optimizer init.
3154 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3155 try_remove_empty_loop, remove_empty_loops): Remove.
3156 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3157 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3158 to mark regular loops as neccesary.
3159 (degenerate_phi_p): New function.
3160 (propagate_necessity, remove_dead_phis): Use it.
3161 (forward_edge_to_pdom): Likewise.
3162 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3163 virtual PHI nodes that became unreachable.
3164 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3165 * tree-flow.h (remove_empty_loops): Remove.
3166 * passes.c (init_optimization_passes): Remove.
3168 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3170 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3171 can_create_pseudo_p.
3172 (*fix_trunc<mode>_i387_1): Ditto.
3173 (*floathi<mode>2_1): Ditto.
3174 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3175 (*fistdi2_1): Ditto.
3176 (*fist<mode>2_1): Ditto.
3177 (frndintxf2_floor): Ditto.
3178 (*fist<mode>2_floor_1): Ditto.
3179 (frndintxf2_ceil): Ditto.
3180 (*fist<mode>2_ceil_1): Ditto.
3181 (frndintxf2_trunc): Ditto.
3182 (frndintxf2_mask_pm): Ditto.
3183 (fxam<mode>2_i387_with_temp): Ditto.
3184 * config/i386/sse.md (mulv16qi3): Ditto.
3185 (*sse2_mulv4si3): Ditto.
3187 (sse4_2_pcmpestr): Ditto.
3188 (sse4_2_pcmpistr): Ditto.
3190 2009-07-03 Jan Hubicka <jh@suse.cz>
3192 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3193 (mark_stmt_necessary): Set it.
3194 (mark_operand_necessary): Set it.
3195 (mark_control_dependent_edges_necessary): Set it.
3196 (mark_virtual_phi_result_for_renaming): New function.
3197 (get_live_post_dom): New function.
3198 (forward_edge_to_pdom): New function.
3199 (remove_dead_stmt): Fix handling of control dependences.
3200 (tree_dce_init): Init new bitmap.
3201 (tree_dce_done): Free it.
3203 2009-07-02 Richard Guenther <rguenther@suse.de>
3206 * tree-ssa-structalias.c (new_var_info): Initialize
3209 2009-07-02 Jan Hubicka <jh@suse.cz>
3211 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3214 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3216 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3217 instead of recomputing it. Adjust calls.
3218 (emit_store_flag): Adjust recursive calls.
3220 2009-07-02 Richard Guenther <rguenther@suse.de>
3222 * tree-ssa-live.c (remove_unused_locals): Do not remove
3224 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3225 of DECL_EXTERNAL for HEAP variables.
3226 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3227 HEAP variables. Do not adjust RESTRICT vars.
3228 (find_what_var_points_to): Nobody cares if something
3231 2009-07-02 Ben Elliston <bje@au.ibm.com>
3233 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3234 pc_low and pc_high declarations to the top of the function.
3236 2009-07-01 DJ Delorie <dj@redhat.com>
3238 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3240 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3241 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3242 unspecified accesses to control registers.
3243 * config/mep/intrinsics.md: Regenerate.
3244 * config/mep/intrinsics.h: Regenerate.
3245 * config/mep/mep-intrin.h: Regenerate.
3247 2009-07-01 Anthony Green <green@moxielogic.com>
3249 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3250 instruction when possible.
3251 (moxie_expand_prologue): Ditto. Also, save an instruction and
3252 some complexity by popping off of $r12 instead of $sp.
3253 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3256 2009-07-01 Richard Henderson <rth@redhat.com>
3259 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3260 contained no insns, reposition note before last insn.
3262 2009-07-01 Richard Henderson <rth@redhat.com>
3265 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3266 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3268 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3271 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3272 darwin9 for printing reg addresses with %y.
3274 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3276 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3277 truncation from operands in binary operations.
3279 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3282 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3283 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3284 subreg of op0 to the original op0.
3286 * expmed.c (store_bit_field_1): Use a temporary as the destination
3287 instead of a paradoxical subreg when we need to truncate the result.
3289 2009-07-01 DJ Delorie <dj@redhat.com>
3291 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3292 names to VLIW variants.
3293 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3294 * config/mep/intrinsics.md: Regenerate.
3295 * config/mep/intrinsics.h: Regenerate.
3296 * config/mep/mep-intrin.h: Regenerate.
3298 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3301 * jump.c (returnjump_p): Revert last patch.
3302 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3304 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3307 * pa.md (casesi32p): Use jump table label to determine the offset
3309 (casesi64p): Likewise.
3311 * pa.c (forward_branch_p): Return bool type. Use instruction
3312 addresses when available. Assert that INSN has a jump label.
3313 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3316 2009-07-01 Richard Guenther <rguenther@suse.de>
3318 PR tree-optimization/19831
3319 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3320 that only act as barriers do not make any previous stores necessary.
3321 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3322 HEAP variables global, do not add a constraint from nonlocal.
3323 (find_func_aliases): Handle escapes through return statements.
3324 (compute_points_to_sets): Make escaped HEAP variables global.
3326 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3329 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3330 after reducing a DImode cstore to SImode.
3332 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3334 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3335 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3337 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3339 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3340 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3342 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3343 and umod_optab if TARGET_BSD_DIVMOD.
3344 * config/vax/lib1funcs.asm: New file.
3345 * config/vax/t-linux: New file.
3346 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3348 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3351 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3352 to type arguments that have void type.
3355 * dwarf2out.c (gen_formal_parameter_die): Call
3356 equate_decl_number_to_die if node is different from origin.
3358 2009-06-30 Anthony Green <green@moxielogic.com>
3360 Clean up moxie port for --enable-build-with-cxx.
3361 * config/moxie/moxie.c (moxie_function_value): First two
3362 parameters are const_tree, not tree.
3363 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3364 (REG_CLASS_NAMES): Ditto.
3365 (REGNO_REG_CLASS): Ditto.
3366 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3367 (moxie_function_value): Fix constyness of arguments.
3369 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3371 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3372 finalize_size_functions before further processing.
3373 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3374 (variable_size): Call self_referential_size on size expressions
3375 that contain a PLACEHOLDER_EXPR.
3376 (size_functions): New static variable.
3377 (copy_self_referential_tree_r): New static function.
3378 (self_referential_size): Likewise.
3379 (finalize_size_functions): New global function.
3380 * tree.c: Include tree-inline.h.
3381 (push_without_duplicates): New static function.
3382 (find_placeholder_in_expr): New global function.
3383 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3385 <tcc_expression>: Likewise.
3386 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3387 the call in the expression.
3388 * tree.h (finalize_size_functions): Declare.
3389 (find_placeholder_in_expr): Likewise.
3390 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3391 (substitute_placeholder_in_expr): Update comment.
3392 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3394 (copy_tree_body_r): Likewise.
3395 (copy_tree_body): New static function.
3396 (maybe_inline_call_in_expr): New global function.
3397 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3398 (maybe_inline_call_in_expr): Declare.
3399 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3400 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3403 2009-06-30 Richard Guenther <rguenther@suse.de>
3405 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3407 (propagate_necessity): Do not mark reaching defs of stores
3410 2009-06-30 Jan Hubicka <jh@suse.cz>
3412 * cfgloopanal.c (check_irred): Move into ...
3413 (mark_irreducible_loops): ... here; return true if ireducible
3415 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3416 (analyze_function): Try to prove loop finiteness.
3417 * cfgloop.h (mark_irreducible_loops): Update prototype.
3418 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3420 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3422 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3424 2009-06-30 Ira Rosen <irar@il.ibm.com>
3426 PR tree-optimization/40542
3427 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3430 2009-06-30 Martin Jambor <mjambor@suse.cz>
3432 PR tree-optimization/40582
3433 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3434 than useless_type_conversion_p.
3435 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3438 2009-06-30 Martin Jambor <mjambor@suse.cz>
3441 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3443 2009-06-30 Richard Guenther <rguenther@suse.de>
3445 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3446 use ao_ref references.
3447 (walk_aliased_vdefs): Likewise.
3448 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3449 * tree-ssa-dce.c (struct ref_data): Remove.
3450 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3451 (mark_aliased_reaching_defs_necessary): Adjust.
3452 (mark_all_reaching_defs_necessary_1): Likewise.
3454 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3457 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3458 (emit_store_flag_1): Extract from emit_store_flag, adjust
3459 calls to (what now is) emit_cstore.
3460 (emit_store_flag): Call emit_store_flag_1 and also use it
3461 for what used to be recursive calls.
3463 2009-06-30 Wei Guozhi <carrot@google.com>
3466 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3467 if the target bb post dominates from bb.
3468 * config/i386/i386.c (memory_address_length): Check existence of base
3469 register before using it.
3471 2009-06-30 Nick Clifton <nickc@redhat.com>
3472 DJ Delorie <dj@redhat.com>
3474 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3475 __FMOVD_ENABLED__ is defined.
3477 (TARGET_FMOVD): Provide a default definition.
3478 (MASK_FMOVD): Likewise.
3479 (TARGET_CPU_CPP_BUILTINS): Define
3480 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3481 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3482 two fmov instructions depending upon whether TARGET_FMOVD is
3484 (split for DF load from memory into register): Also handle
3485 MEMs which consist of REG+DISP addressing.
3486 (split for DF store from register to memory): Likewise.
3487 * config/sh/sh.opt (mfmovd): Remove this switch.
3488 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3489 * config/sh/sh.c (sh_override_options): Do not automatically
3490 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3491 that to the -mfmovd command line switch.
3493 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3495 (fldi_ok): Always allow.
3496 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3498 2009-06-29 DJ Delorie <dj@redhat.com>
3500 * doc/install.texi (mep-x-elf): Correct chip's full name.
3502 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3504 * doc/extend.texi: Fix typo.
3506 2009-06-29 Tom Tromey <tromey@redhat.com>
3509 * Makefile.in (DWARF2_H): New variable.
3511 (dwarf2out.o): Likewise.
3512 (dwarf2asm.o): Likewise.
3513 * config/i386/t-i386: Use DWARF2_H.
3514 * except.c: Include elf/dwarf2.h.
3515 * unwind-dw2.c: Include elf/dwarf2.h.
3516 * dwarf2out.c: Include elf/dwarf2.h.
3517 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3518 <dtprel>: New field.
3519 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3520 (size_of_loc_descr): Likewise.
3521 (output_loc_operands_raw): Likewise.
3522 (output_loc_operands): Handle new dtprel field.
3523 (loc_checksum): Update.
3524 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3525 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3526 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3527 * dwarf2asm.c: Include elf/dwarf2.h.
3528 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3529 * config/mmix/mmix.c: Include elf/dwarf2.h.
3530 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3531 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3532 * config/sh/sh.c: Include elf/dwarf2.h.
3533 * config/i386/i386.c: Include elf/dwarf2.h.
3535 2009-06-29 DJ Delorie <dj@redhat.com>
3537 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3539 * doc/extend.texi: Add MeP attributes and pragmas.
3540 * doc/invoke.text: Add MeP Options.
3541 * doc/contrib.texi: Add MeP contribution.
3542 * doc/md.texi: Add MeP constraints.
3543 * doc/install.texi: Add MeP target.
3545 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3547 * target.h (struct gcc_target): Add frame_pointer_required field.
3548 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3549 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3550 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3552 * reload1.c (update_eliminables): (Ditto.).
3553 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3554 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3555 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3557 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3559 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3560 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3561 (arm_frame_pointer_required): New function.
3563 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3564 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3565 (avr_frame_pointer_required_p): Declare as static.
3566 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3568 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3569 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3570 (bfin_frame_pointer_required): Make as static, change return type
3572 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3574 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3575 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3576 (cris_frame_pointer_required): New function.
3578 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3580 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3581 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3582 (fr30_frame_pointer_required): New function.
3584 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3585 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3586 (frv_frame_pointer_required): Make as static, change return type
3588 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3590 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3591 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3592 (ix86_frame_pointer_required): Make as static, change return type to
3594 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3596 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3597 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3599 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3601 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3603 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3605 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3606 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3607 (mips_frame_pointer_required): Make as static.
3608 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3610 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3611 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3612 (mmix_frame_pointer_required): Mew function.
3614 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3615 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3617 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3619 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3621 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3623 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3624 (CAN_ELIMINATE): Redefine.
3625 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3626 (sparc_frame_pointer_required): New function.
3627 (sparc_can_eliminate): New function.
3628 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3630 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3631 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3633 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3634 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3635 (xtensa_frame_pointer_required): Make as static, change return type
3637 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3640 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3642 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3643 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3644 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3645 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3646 (register_callback): Handle PLUGIN_START_UNIT.
3647 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3649 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3651 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3653 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3654 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3656 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3658 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3661 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3663 * doc/extend.texi (Additional Floating Types): __float128 is also
3664 supported on i386 targets.
3666 2009-06-29 Richard Guenther <rguenther@suse.de>
3669 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3671 (pt_solutions_same_restrict_base): Declare.
3672 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3674 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3675 (make_constraint_from, make_copy_constraint): Move earlier.
3676 (make_constraint_from_heapvar): New function.
3677 (make_constraint_from_restrict): Likewise.
3678 (handle_lhs_call): Use it.
3679 (find_func_aliases): Use it to track conversions to restrict
3681 (struct fieldoff): Add only_restrict_pointers flag.
3682 (push_fields_onto_fieldstack): Initialize it.
3683 (create_variable_info_for): Track global restrict qualified pointers.
3684 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3685 Track restrict qualified pointer arguments.
3686 (set_uids_in_ptset): Use varinfo is_global_var flag.
3687 (find_what_var_points_to): Set the vars_contains_restrict flag.
3688 Always create the points-to solution for sets including restrict tags.
3689 (pt_solutions_same_restrict_base): New function.
3690 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3691 qualified pointers use pt_solutions_same_restrict_base as
3692 additional source for disambiguation.
3694 2009-06-29 Richard Guenther <rguenther@suse.de>
3697 * alias.c (find_base_decl): Remove.
3698 (get_deref_alias_set_1): Remove restrict handling.
3699 * c-common.c (c_apply_type_quals_to_decl): Do not set
3700 DECL_POINTER_ALIAS_SET.
3701 * gimplify.c (find_single_pointer_decl_1): Remove.
3702 (find_single_pointer_decl): Likewise.
3703 (internal_get_tmp_var): Remove restrict handling.
3704 (gimple_regimplify_operands): Likewise.
3705 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3706 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3707 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3708 * tree.c (restrict_base_for_decl): Remove.
3709 (init_ttree): Do not allocate it.
3710 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3711 LABEL_DECL_UID for label decls.
3712 (copy_node_stat): Do not copy restrict information.
3713 (decl_restrict_base_lookup): Remove.
3714 (decl_restrict_base_insert): Likewise.
3715 (print_restrict_base_statistics): Likewise.
3716 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3717 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3718 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3719 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3720 (LABEL_DECL_UID): Adjust.
3721 (DECL_BASED_ON_RESTRICT_P): Remove.
3722 (DECL_GET_RESTRICT_BASE): Likewise.
3723 (SET_DECL_RESTRICT_BASE): Likewise.
3724 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3726 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3727 instead of DECL_POINTER_ALIAS_SET.
3728 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3729 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3730 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3732 2009-06-29 Richard Guenther <rguenther@suse.de>
3734 PR tree-optimization/40579
3735 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3736 the IL to simplify has constants that overflowed.
3738 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3740 PR tree-optimization/40550
3741 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3742 vector_compute_type only when the size of vector_compute_type is
3743 less than the size of type.
3745 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3747 * fold-const.c (contains_label_1): Fix comments.
3748 (contains_label_p): Do not walk trees multiple time.
3750 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3752 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3753 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3754 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3755 ix86_fp_comparison_operator.
3756 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3757 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3758 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3759 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3760 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3761 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3762 (related splits): Change predicate to ix86_fp_comparison_operator.
3763 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3764 instead of ix86_fp_comparison_codes.
3765 (ix86_trivial_fp_comparison_operator,
3766 ix86_fp_comparison_operator): New.
3767 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3768 (ix86_expand_compare): Eliminate last two parameters.
3769 (ix86_fp_jump_nontrivial_p): Kill.
3770 * config/i386/i386.c (put_condition_code): Eliminate call to
3771 ix86_fp_comparison_codes and subsequent assertion.
3772 (ix86_fp_comparison_codes): Eliminate.
3773 (ix86_fp_swap_condition): New.
3774 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3775 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3776 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3777 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3778 and ix86_fp_swap_condition.
3779 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3780 Use ix86_fp_comparison_strategy.
3781 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3782 (ix86_fp_jump_nontrivial_p): Eliminate.
3783 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3784 call to ix86_expand_compare.
3785 (ix86_split_fp_branch, ix86_expand_setcc,
3786 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3787 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3789 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3791 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3792 related to jump_clobbers.
3793 * config/arm/arm.md (conds): Remove jump_clob case.
3794 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3795 splits): Change comparison_operator to arm_comparison_operator.
3796 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3799 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3801 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3802 condition for floating point modes.
3803 * expmed.c (emit_store_flag_1): Move here a bigger part
3805 (emit_store_flag): Try swapping the condition for floating point
3807 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3809 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3811 * expr.c (expand_expr_real_1): Just use do_store_flag.
3812 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3813 emit_store_flag_force.
3814 * expmed.c (emit_store_flag_force): Copy here trick
3815 previously in expand_expr_real_1. Try reversing the comparison.
3816 (emit_store_flag_1): Work if target is NULL.
3817 (emit_store_flag): Work if target is NULL, using the result mode
3818 from the comparison. Use split_comparison, restructure final part
3819 to simplify conditionals.
3821 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3823 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3824 * dojump.c (do_jump): Change handling of floating-point
3825 ops to use just do_compare_and_jump.
3826 (split_comparison): New.
3827 (do_compare_rtx_and_jump): Add here logic coming previously
3828 in do_jump, using split_comparison.
3830 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3833 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3835 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3837 * tree-ssa-alias.c: Fix unintentional commit.
3839 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3841 * passes.c (execute_one_pass): Fix unintentional commit.
3843 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3845 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3846 (df_rd_local_compute, df_md_local_compute): Inline them.
3848 (df_md_scratch): New.
3849 (df_md_alloc, df_md_free): Allocate/free it.
3850 (df_md_local_compute): Only include live registers in init.
3851 (df_md_transfer_function): Prune the in-set computed by
3852 the confluence function, and the gen-set too.
3854 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3856 PR rtl-optimization/26854
3857 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3858 * df-problems.c (df_rd_add_problem): Fix comment.
3859 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3860 df_md_simulate_artificial_defs_at_top,
3861 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3862 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3863 df_md_transfer_function, df_md_init, df_md_confluence_0,
3864 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3865 problem_MD, df_md_add_problem): New.
3866 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3867 df_md_get_bb_info): New.
3868 (DF_LAST_PROBLEM_PLUS1): Adjust.
3870 * Makefile.in (fwprop.o): Include domwalk.h.
3871 * fwprop.c: Include domwalk.h.
3872 (reg_defs, reg_defs_stack): New.
3873 (bitmap_only_bit_between): Remove.
3874 (process_defs): New.
3875 (process_uses): Use reg_defs and local_md instead of
3876 bitmap_only_bit_between and local_rd.
3877 (single_def_use_enter_block): New, from build_single_def_use_links.
3878 (single_def_use_leave_block): New.
3879 (build_single_def_use_links): Remove code moved to
3880 single_def_use_enter_block, invoke domwalk.
3881 (use_killed_between): Adjust comment.
3883 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3885 * bitmap.h (bitmap_ior_and_into): New.
3886 * bitmap.c (bitmap_ior_and_into): New.
3888 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3890 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3891 before_dom_children_before_stmts and after_dom_children_after_stmts.
3892 Rename the two remaining callbacks to just before_dom_children and
3893 after_dom_children. Remove other GIMPLE statement walking bits.
3894 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3895 * graphite.c: Do not include domwalk.h.
3896 * tree-into-ssa.c (interesting_blocks): New global.
3897 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3898 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3899 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3900 now that they're not domwalk callbacks.
3901 (rewrite_initialize_block): Rename to...
3902 (rewrite_enter_block): ... this, place after called functions. Test
3903 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3904 (rewrite_finalize_block): Rename to...
3905 (rewrite_leave_block): ... this, place after called functions.
3906 (rewrite_update_init_block): Rename to...
3907 (rewrite_update_enter_block): ... this, place after called functions.
3908 Test interesting_blocks, call rewrite_update_stmt and
3909 rewrite_update_phi_arguments.
3910 (rewrite_update_fini_block): Rename to...
3911 (rewrite_leave_block): ... this, place after called functions.
3912 (rewrite_blocks): Remove last argument, simplify initialization of
3914 (mark_def_sites_initialize_block): Rename to...
3915 (mark_def_sites_block): ... this, call mark_def_sites.
3916 (mark_def_sites_blocks): Remove argument, simplify initialization of
3918 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3919 (update_ssa): Likewise.
3920 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3922 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3923 (dom_opt_initialize_block): Rename to...
3924 (dom_opt_enter_block): ... this, place after called functions. Walk
3925 statements here, inline propagate_to_outgoing_edges.
3926 (dom_opt_finalize_block): Rename to...
3927 (dom_opt_leave_block): ... this, place after called functions.
3928 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3930 (dse_enter_block, dse_record_phi): New.
3931 (dse_record_phis): Delete.
3932 (dse_finalize_block): Rename to...
3933 (dse_leave_block): ... this.
3934 (tree_ssa_dse): Simplify initialization of walk_data.
3935 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3936 Adjust initialization of walk_data.
3937 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3938 * tree-ssa-loop-phiopt.c (get_non_trapping):
3939 Adjust initialization of walk_data.
3940 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3941 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3942 it's not a domwalk callback.
3943 (uncprop_initialize_block): Rename to...
3944 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3945 (dse_finalize_block): Rename to...
3946 (dse_leave_block): ... this.
3947 (tree_ssa_uncprop): Simplify initialization of walk_data.
3948 * Makefile.in: Adjust dependencies.
3950 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3952 * arm.md (casesi): Fix test for Thumb1.
3953 (thumb1_casesi_internal_pic): Likewise.
3954 (thumb1_casesi_dispatch): Likewise.
3956 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3958 * config/arm/arm-cores.def: Added core cortex-m0.
3959 * config/arm/arm-tune.md: Regenerated.
3960 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3962 2009-06-26 DJ Delorie <dj@redhat.com>
3964 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3966 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3967 the scheduler doesn't tag jump insns.
3969 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3971 * c-decl.c (merge_decls): Re-indent.
3973 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3976 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3977 Special-case decimal float constants.
3979 2009-06-26 Richard Henderson <rth@redhat.com>
3981 * function.h (struct function): Add cannot_be_copied_reason,
3982 and cannot_be_copied_set.
3983 * tree-inline.c (has_label_address_in_static_1): Rename from
3984 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3985 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3986 don't set inline_forbidden_reason.
3987 (copy_forbidden): New function, split out of inline_forbidden_p.
3988 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3989 (inline_forbidden_p): Use copy_forbidden.
3990 (tree_versionable_function_p): Likewise.
3991 (inlinable_function_p): Merge into tree_inlinable_function_p.
3992 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3993 * ipa-cp.c (ipcp_versionable_function_p): New function.
3994 (ipcp_cloning_candidate_p): Use it.
3995 (ipcp_node_modifiable_p): Likewise.
3997 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
3999 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4000 that is marked not to be inlined. Remove flag_mudflap use.
4001 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4002 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4004 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4007 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4008 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4010 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4012 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4014 (__mingwthr_remove_key_dtor): Likewise.
4016 2009-06-26 Richard Guenther <rguenther@suse.de>
4018 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4020 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4023 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4024 try the non-cond_exec path also.
4026 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4029 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4030 (output_cbranch): Use new functions.
4031 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4034 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4035 Pat Haugen <pthaugen@us.ibm.com>
4036 Revital Eres <ERES@il.ibm.com>
4038 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4039 for %c error. Add %x support to print VSX registers as a unified
4040 register set, instead of separate float and altivec registers.
4041 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4042 %y case, and add support for VSX pre-modify addresses.
4043 (output_toc): Add assert for CONST containing an integer constant
4045 (rs6000_adjust_cost): Add POWER7 support.
4046 (insn_must_be_first_in_group): Ditto.
4047 (insn_must_be_last_in_group): Ditto.
4048 (rs6000_emit_popcount): Ditto.
4049 (rs6000_vector_mode_supported_p): Ditto.
4051 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4052 Change some of the functions called by macros to being called
4053 through a pointer, so debug functions can be inserted if
4054 -mdebug=addr or -mdebug=cost.
4055 (rs6000_preferred_reload_class_ptr): Ditto.
4056 (rs6000_secondary_reload_class_ptr): Ditto.
4057 (rs6000_secondary_memory_needed_ptr): Ditto.
4058 (rs6000_cannot_change_mode_class_ptr): Ditto.
4059 (rs6000_secondary_reload_inner): Ditto.
4060 (rs6000_legitimize_reload_address): Ditto.
4061 (rs6000_legitimize_reload_address_ptr): Ditto.
4062 (rs6000_mode_dependent_address): Ditto.
4063 (rs6000_mode_dependent_address_ptr): Ditto.
4065 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4066 function to return true if the mode allows reg + integer
4068 (virtual_stack_registers_memory_p): New function to return true if
4069 the address refers to a virtual stack register.
4070 (rs6000_legitimate_offset_address_p): Move code to say whether a
4071 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4073 (rs6000_legitimate_address_p): Add checks for modes that only can
4074 do reg+reg addressing. Start adding VSX support.
4075 (rs6000_legitimize_reload_address): Ditto.
4076 (rs6000_legitimize_address): Ditto.
4077 (rs6000_debug_legitimate_address_p): New debug functions for
4078 -mdebug=addr and -mdebug=cost.
4079 (rs6000_debug_rtx_costs): Ditto.
4080 (rs6000_debug_address_costs): Ditto.
4081 (rs6000_debug_adjust_cost): Ditto.
4082 (rs6000_debug_legitimize_address): Ditto.
4083 (rs6000_legitimize_reload_address_ptr): Point to call normal
4084 function or debug function. Make functions called via pointer
4086 (rs6000_mode_dependent_address_ptr): Ditto.
4087 (rs6000_secondary_reload_class_ptr): Ditto.
4088 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4089 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4090 into a friendlier error.
4091 (rs6000_init_builtins): Add initial VSX support.
4092 (rs6000_adjust_cost): Fix some spacing issues.
4094 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4095 (REG_CLASS_NAMES): Ditto.
4096 (REG_CLASS_CONTENTS): Ditto.
4097 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4098 pointer, to add -mdebug=addr support.
4099 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4100 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4101 -mdebug=addr support.
4102 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4103 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4104 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4106 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4108 (bswapsi*): Set attribute types for load/store. Add combiner
4109 patterns to eliminate zero extend on 64-bit.
4110 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4111 stdbrx if the hardware supports those instructions.
4113 2009-06-25 Ian Lance Taylor <iant@google.com>
4115 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4116 (Link Options): Document -static-libstdc++.
4118 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4121 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4122 DATA_ALIGNMENT instead.
4124 2009-06-25 Richard Guenther <rguenther@suse.de>
4126 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4127 indirect references against the callused/escaped solutions.
4128 (call_may_clobber_ref_p_1): Likewise.
4130 2009-06-25 Martin Jambor <mjambor@suse.cz>
4132 PR tree-optimization/40493
4133 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4134 (enum unscalarized_data_handling): New type.
4135 (handle_unscalarized_data_in_subtree): Return what has been done.
4136 (load_assign_lhs_subreplacements): Handle left flushes differently.
4137 (sra_modify_assign): Use unscalarized_data_handling, simplified
4138 condition determining whether to remove the statement.
4140 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4142 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4143 excerpt - @ should be doubled for texinfo.
4145 2009-06-24 Ian Lance Taylor <iant@google.com>
4147 * config/arc/arc.c: Include "df.h".
4148 (arc_attribute_table): Make static. Move higher in file.
4149 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4150 (output_shift): Initialize n later to avoid warning.
4151 * config/arm/arm.c (arm_attribute_table): Make static. Move
4153 * config/avr/avr.c (avr_attribute_table): Make static. Move
4155 (reg_class_tab): Change array type from int to enum reg_class.
4156 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4158 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4159 (lshrhi3_out): Likewise.
4160 (class_likely_spilled_p): Change return type to bool.
4161 (avr_rtx_costs): Use local code variable with enum type.
4162 * config/avr/avr.md (movmemhi): Use add_reg_note.
4163 (andhi3, andsi3): Don't use AS2 with "and".
4164 (iorhi3, iorsi3): Don't use AS2 with "or".
4165 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4166 * config/crx/crx.c: Include "df.h".
4167 (crx_attribute_table): Make static.
4168 * config/m32r/m32r.c: Include "df.h".
4169 (m32r_attribute_table): Make static. Move higher in file.
4170 (pop): Use add_reg_note.
4171 (block_move_call): Change 0 to LCT_NORMAL in function call.
4172 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4173 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4174 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4175 declare, not just when TREE_CODE is defined.
4176 * config/m68hc11/m68hc11.c: Include "expr.h".
4177 (m68hc11_attribute_table): Make static. Move higher in file.
4178 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4180 (m68hc11_register_indirect_p): Likewise.
4181 (m68hc11_function_arg_padding): Change return type to enum
4183 (emit_move_after_reload): Use add_reg_note.
4184 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4185 (m68hc11_split_logical): Likewise.
4186 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4188 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4189 to VOIDmode in function call.
4190 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4192 (m68hc11_split_logical): Update declaration.
4193 (m68hc11_function_arg_padding): Update declaration.
4194 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4195 to array of enum reg_class.
4196 (mcore_attribute_table): Make static. Move higher in file.
4197 (mcore_rtx_costs): Add cast to enum type.
4198 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4199 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4200 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4202 * config/sh/predicates.md (trapping_target_operand): Rename and to
4204 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4206 * config/spu/spu.c (spu_attribute_table): Make static. Move
4208 * config/v850/v850.c (v850_attribute_table): Make static. Move
4210 (v850_rtx_costs): Use local code with enum type.
4211 (expand_epilogue): Add cast.
4212 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4214 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4217 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4218 -m2a-single-only and -m2a-nofpu.
4219 * config/sh/sh.opt: Document m2a generates FPU code.
4221 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4223 * defaults.h (CAN_ELIMINATE): Provide default.
4224 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4225 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4226 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4227 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4228 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4229 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4230 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4231 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4232 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4233 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4235 2009-06-24 DJ Delorie <dj@redhat.com>
4237 * mep-ext-cop.cpu: Fix copyright notice.
4238 * mep-default: Fix copyright notice.
4239 * mep-core: Fix copyright notice.
4240 * mep: Fix copyright notice.
4241 * mep-ivc2: Fix copyright notice.
4242 * mep-c5: Fix copyright notice.
4244 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4246 * doc/contrib.texi (Contributors):
4248 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4251 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4252 src and dst operands if necessary.
4254 2009-06-23 DJ Delorie <dj@redhat.com>
4257 * config.gcc: Add mep support.
4258 * recog.c: Resurrect validate_replace_rtx_subexp().
4259 * recog.h: Likewise.
4260 * config/mep/: Add new port:
4261 * config/mep/constraints.md: New file.
4262 * config/mep/default.h: New file.
4263 * config/mep/intrinsics.h: New file.
4264 * config/mep/intrinsics.md: New file.
4265 * config/mep/ivc2-template.h: New file.
4266 * config/mep/mep-c5.cpu: New file.
4267 * config/mep/mep-core.cpu: New file.
4268 * config/mep/mep-default.cpu: New file.
4269 * config/mep/mep-ext-cop.cpu: New file.
4270 * config/mep/mep-intrin.h: New file.
4271 * config/mep/mep-ivc2.cpu: New file.
4272 * config/mep/mep-lib1.asm: New file.
4273 * config/mep/mep-lib2.c: New file.
4274 * config/mep/mep-pragma.c: New file.
4275 * config/mep/mep-protos.h: New file.
4276 * config/mep/mep-tramp.c: New file.
4277 * config/mep/mep.c: New file.
4278 * config/mep/mep.cpu: New file.
4279 * config/mep/mep.h: New file.
4280 * config/mep/mep.md: New file.
4281 * config/mep/mep.opt: New file.
4282 * config/mep/predicates.md: New file.
4283 * config/mep/t-mep: New file.
4285 2009-06-23 Ian Lance Taylor <iant@google.com>
4287 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4288 from loose_warn into c_loose_warn and from strict_warn into
4289 c_strict_warn. Set and substitute warn_cxxflags. Check for
4290 --enable-build-with-cxx. Set and substitute
4291 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4292 * Makefile.in (CXXFLAGS): New variable.
4293 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4294 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4295 the default is the same as $(STRICT_WARN).
4296 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4297 (CXX): New variable.
4298 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4299 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4300 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4301 (HOST_LIBS): New variable.
4302 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4303 (ALL_CXXFLAGS): New variable.
4304 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4305 * doc/install.texi (Configuration): Document
4306 --enable-build-with-cxx, --with-stage1-ldflags,
4307 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4308 * configure: Rebuild.
4310 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4312 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4313 from previous commit.
4315 2009-06-23 Ian Lance Taylor <iant@google.com>
4317 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4319 2009-06-23 Ian Lance Taylor <iant@google.com>
4321 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4322 with ATTRIBUTE_UNUSED.
4324 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4325 Pat Haugen <pthaugen@us.ibm.com>
4326 Revital Eres <eres@il.ibm.com>
4328 * config.in (HAVE_AS_POPCNTD): Add default definition.
4329 (HAVE_AS_LWSYNC): Ditto.
4331 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4333 (gcc_cv_as_powerpc_cmpb): Ditto.
4334 (gcc_cv_as_powerpc_dfp): Ditto.
4335 (gcc_cv_as_powerpc_vsx): Ditto.
4336 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4337 supporting the popcntd/lwsync instructions.
4338 (gcc_cv_as_powerpc_lwsync): Ditto.
4339 * configure: Regenerate.
4341 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4342 -mcpu=native and -mcpu=power7.
4343 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4345 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4346 a variable instead of a mask to reduce the number of mask bits.
4347 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4348 (-mbit-word): Ditto.
4349 (-mregnames): Ditto.
4350 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4351 (-mfused-madd): Ditto.
4353 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4355 (-mvsx): New switch for VSX instructions.
4356 (-misel): Move from a variable to a mask to allow it to be set by
4359 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4360 function declaration to an array declaration.
4361 (rs6000_hard_regno_nregs): New external array declaration.
4363 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4364 files included by rs6000.md.
4366 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4367 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4369 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4371 (rs6000_debug_reg): New -mdebug= variables.
4372 (rs6000_debug_addr): Ditto.
4373 (rs6000_debug_cost): Ditto.
4374 (rs6000_pmode): New variable to hold Pmode.
4375 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4376 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4377 calculated at compiler start.
4378 (rs6000_hard_regno_nregs): Change function to an array which holds
4379 HARD_REGNO_NREGS calculated at compiler start.
4380 (rs6000_explicit_options): Delete isel field.
4381 (rs6000_vector_unit): New array to hold which vector unit
4382 supports arithmetic options for a given type.
4383 (rs6000_vector_mem): New array to hold which vector unit supports
4384 memory reference operations for a given type.
4385 (rs6000_vector_align): New array to given the alignment of each
4387 (power7_cost): New basic costs for power7.
4388 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4389 (rs6000_hard_regno_nregs_internal): New function, moved from
4390 HARD_REGNO_NREGS, to calculate the number of registers each hard
4391 register takes for each type.
4392 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4393 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4394 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4395 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4396 unit information here so it is calculated once at compiler startup
4398 (rs6000_override_options): Make -misel a target mask. Add more
4399 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4400 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4402 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4403 (rs6000_handle_option): Move -misel from variable to target mask.
4404 (rs6000_builtin_mask_for_load): Add VSX support.
4405 (rs6000_conditional_register_usage): Ditto.
4406 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4407 (function_arg_boundary): Ditto.
4408 (rs6000_expand_builtin): Ditto.
4409 (def_builtin): Make abort message a little friendlier.
4410 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4412 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4413 assembler support the popcntd instruction instead of a vsx
4414 instruction to enable power7 support.
4415 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4416 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4417 option to the assembler if -mcpu=native.
4418 (ASM_CPU_NATIVE_SPEC): Ditto.
4419 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4421 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4422 the lwsync instruction.
4423 (enum processor_type): Add PROCESSOR_POWER7.
4424 (rs6000_debug_reg): New -mdebug= options.
4425 (rs6000_debug_addr): Ditto.
4426 (rs6000_debug_cost): Ditto.
4427 (rs6000_isel): Delete.
4428 (enum rs6000_vector): New enum to say what vector unit we have.
4429 (VECTOR_UNIT_*): New macros to say which vector unit has
4430 arithmetic operations for a given type.
4431 (VECTOR_MEM_*): New macros to say which vector unit has memory
4432 operations for a given type.
4433 (TARGET_LDBRX): Whether the machine supports the ldbrx
4435 (TARGET_ISEL): Delete, -misel moved to be a mask.
4436 (TARGET_ISEL64): New macro for 64-bit isel support.
4437 (UNITS_PER_VSX_WORD): New macro.
4438 (POINTER_SIZE): Move to be an external variable, rather than
4439 calculating whether we are generating 32 ot 64-bit code.
4441 (STACK_BOUNDARY): Add VSX support.
4442 (LOCAL_ALIGNMENT): Ditto.
4443 (SLOW_UNALIGNED_ACCESS): Ditto.
4444 (VSX_REGNO_P): New macro for VSX support.
4445 (VFLOAT_REGNO_P): Ditto.
4446 (VINT_REGNO_P): Ditto.
4447 (VLOGICAL_REGNO_P): Ditto.
4448 (VSX_VECTOR_MODE): Ditto.
4449 (VSX_SCALAR_MODE): Ditto.
4451 (VSX_MOVE_MODE): Ditto.
4452 (VSX_REG_CLASS_P): Ditto.
4453 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4455 (UNITS_PER_SIMD_WORD): Add VSX support.
4456 (MODES_TIEABLE_P): Ditto.
4457 (STARTING_FRAME_OFFSET): Ditto.
4458 (STACK_DYNAMIC_OFFSET): Ditto.
4459 (EPILOGUE_USES): Ditto.
4460 (REGNO_REG_CLASS): Move to array lookup.
4461 (CLASS_MAX_NREGS): Ditto.
4462 (rs6000_vector_reg_class): Add declaration.
4463 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4464 overlap with the floating point and Altivec registers.
4466 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4468 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4469 give the appropriate asm switches if -mcpu=native.
4470 (host_detect_local_cpu): Add support for "asm".
4471 (host_detect_local_cpu): Follow GNU code guidelines for name.
4473 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4474 -mbit-word to a variable instead of being a target mask.
4476 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4477 emit the lwsync instruction instead of emitting the instruction as
4478 an integer constant.
4480 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4481 fixuns_trundfsi2, move expander into rs6000.md.
4483 * config/rs6000/rs6000.md (cpu): Add power7.
4484 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4485 (logical predicate patterns): Change the single instruction
4486 primitives that set CR0 to be fast_compare instead of compare.
4488 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4489 (popcntddi2): Ditto.
4490 (popcount<mode>): Ditto.
4491 (floating multiply/add insns): Name the floating point
4493 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4494 (isel_unsigned_<mode>): Ditto.
4495 (fixuns_trundfsi2): Move expander here from spe.md.
4496 (smindi3): Define if we have -misel on 64-bit systems.
4501 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4503 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4505 * config/avr/avr.c (avr_current_device): New variable.
4506 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4507 (avr_arch, mcu_type_s): Move to avr.h.
4508 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4509 default_data_section_start fields.
4510 (avr_arch): Moved from avr.c.
4511 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4512 library_name fields.
4513 (avr_current_device, avr_mcu_types, avr_arch_types,
4514 avr_device_to_arch, avr_device_to_data_start,
4515 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4516 (EXTRA_SPEC_FUNCTIONS): Define.
4517 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4518 options mapping. Use device_to_arch and device_to_data_start insted.
4519 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4520 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4521 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4522 * config/avr/driver-avr.c: New file.
4523 * config/avr/avr-devices.c: New file.
4525 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4527 * var-tracking.c (unshare_variable): Force initialized to
4528 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4529 (set_variable_part): Likewise.
4530 (struct variable_union_info): Remove pos_src field.
4531 (vui_vec, vui_allocated): New variables.
4532 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4533 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4534 == 1 use a simpler sorting algorithm. Compute pos field right
4535 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4536 Avoid quadratic comparison if !flag_var_tracking_uninit.
4537 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4538 unshare_variable unconditionally.
4539 (dataflow_set_different_2): Removed.
4540 (dataflow_set_different): Don't traverse second hash table.
4541 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4542 unconditionally to var_reg_set or var_mem_set.
4543 (emit_notes_in_bb): Likewise.
4544 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4546 (emit_note_insn_var_location): Don't set initialized to
4547 VAR_INIT_STATUS_INITIALIZED early.
4548 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4550 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4552 * tree-object-size.c (addr_object_size): Instead of checking
4553 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4554 are no FIELD_DECLs following it.
4556 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4558 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4559 order to match bswaps with signed source operands.
4561 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4563 * sdbout.c (sdbout_one_type): Fix braces in switch.
4565 2009-06-23 Richard Guenther <rguenther@suse.de>
4567 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4569 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4570 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4571 var_callused, callused_tree, var_storedanything, storedanything_tree,
4572 var_integer, integer_tree): Remove global variables.
4573 (new_var_info): Do not pass new id, append the new var to the
4574 global variable vector.
4575 (do_ds_constraint): Use is_global_var member of the variable-info.
4576 (new_scalar_tmp_constraint_exp): Adjust.
4577 (create_function_info_for): Likewise.
4578 (create_variable_info_for): Likewise.
4579 (find_what_var_points_to): Remove dead code.
4580 (init_base_vars): Simplify.
4581 (compute_points_to_sets): Adjust.
4583 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4585 * combine.c (try_combine): Dump information about the insns we're
4588 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4590 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4591 check when calling force_to_mode on TRUNCATE's operand.
4593 2009-06-22 Ian Lance Taylor <iant@google.com>
4595 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4597 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4599 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4601 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4603 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4604 override library linkage flags such as -static-libgcc or
4607 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4609 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4611 2009-06-22 Ian Lance Taylor <iant@google.com>
4613 * config/linux.opt: Put mglibc ahead of muclibc.
4615 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4616 for duplicate decls.
4618 2009-06-22 Matthias Klose <doko@ubuntu.com>
4620 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4622 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4625 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4626 instead of NULL if a parser error occurs.
4628 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4630 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4631 non-DWARF2_DEBUGGING_INFO version.
4633 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4635 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4636 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4638 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4639 (LIBGCC2_TF_CEXT): Define.
4642 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4645 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4647 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4649 * config/arm/arm.c (arm_override_options): Disable
4650 -mcaller-super-interworking and -mcallee-super-interworking.
4651 * doc/invoke.texi (ARM Options): Document this.
4653 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4655 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4656 * config/arm/constraints.md (j): New constraint for movw operands.
4657 (N): Remove thumb2 meaning.
4658 * config/arm/arm.md (*arm_movw): Delete.
4659 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4660 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4661 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4663 2009-06-22 Martin Jambor <mjambor@suse.cz>
4665 PR tree-optimization/40492
4666 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4667 build_ref_for_offset.
4669 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4671 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4672 JUMP_TABLE_DATA_P predicates where applicable.
4673 * auto-inc-dec.c: Ditto.
4674 * builtins.c: Ditto.
4675 * caller-save.c: Ditto.
4677 * cfgcleanup.c: Ditto.
4678 * cfglayout.c: Ditto.
4681 * combine-stack-adj.c: Ditto.
4687 * dwarf2asm.c: Ditto.
4688 * dwarf2out.c: Ditto.
4689 * emit-rtl.c: Ditto.
4695 * function.c: Ditto.
4698 * genpreds.c: Ditto.
4699 * genrecog.c: Ditto.
4701 * ira-costs.c: Ditto.
4702 * ira-lives.c: Ditto.
4705 * lower-subreg.c: Ditto.
4706 * modulo-sched.c: Ditto.
4708 * postreload.c: Ditto.
4709 * print-rtl.c: Ditto.
4718 * sched-vis.c: Ditto.
4720 * sel-sched-ir.c: Ditto.
4721 * simplify-rtx.c: Ditto.
4722 * targhooks.c: Ditto.
4723 * var-tracking.c: Ditto.
4724 * vmsdbgout.c: Ditto.
4726 2009-06-22 Matthias Klose <doko@ubuntu.com>
4728 * Makefile.in (install-plugin): Always use DESTDIR.
4730 2009-06-22 Olivier Hainque <hainque@adacore.com>
4732 * config/pa/pa.c (output_call): Don't optimize post call jumps
4733 into return address adjustments if the call may throw.
4735 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4737 * arm.c (thumb1_output_casesi): New function.
4738 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4739 optimizing for size or PIC.
4740 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4741 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4742 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4743 (thumb1_casesi_internal_pic): New expand rule.
4744 (thumb1_casesi_dispatch): New pattern.
4745 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4747 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4748 in the text seciton when PIC or optimizing for size.
4749 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4750 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4751 preservation properties of code.
4752 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4753 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4754 (__gnu_thumb1_case_si): New function.
4755 * t-arm (LIB1ASMSRC): Define here.
4756 (LIB1ASMFUNCS): Add some common functions.
4757 * t-arm-elf (LIB1ASMSRC): Delete.
4758 (LIB1ASMFUNCS): Append to existing set.
4759 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4760 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4761 * t-symbian (LIB1ASMFUNCS): Likewise.
4762 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4763 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4765 2009-06-21 Richard Guenther <rguenther@suse.de>
4767 PR tree-optimization/38729
4768 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4769 to loops with a single exit if -fno-expensive-optimizations.
4771 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4773 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4774 (dataflow_set): Change vars type from htab_t to shared_hash.
4775 (shared_hash_pool, empty_shared_hash): New variables.
4776 (vars_clear): Removed.
4777 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4778 shared_hash_find_slot_unshare, shared_hash_find_slot,
4779 shared_hash_find_slot_noinsert, shared_hash_find): New
4781 (shared_hash_unshare, shared_hash_destroy): New functions.
4782 (unshare_variable): Unshare set->vars if shared, use
4784 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4785 (get_init_value, find_src_set_src, dump_dataflow_set,
4786 clobber_variable_part, emit_notes_for_differences): Use
4788 (dataflow_set_init): Remove second argument, set vars to
4789 empty_shared_hash instead of creating a new htab.
4790 (dataflow_set_clear): Call shared_hash_destroy and set vars
4791 to empty_shared_hash instead of calling vars_clear.
4792 (dataflow_set_copy): Don't call vars_copy, instead just share
4793 the src htab with dst.
4794 (variable_union): Use shared_hash_*, use initially NO_INSERT
4795 lookup if set->vars is shared. Don't keep slot cleared before
4796 calling unshare_variable. Unshare set->vars if needed.
4797 Even ->refcount == 1 vars must be unshared if set->vars is shared
4798 and var needs to be modified.
4799 (variable_canonicalize): New function.
4800 (dataflow_set_union): If dst->vars is empty, just share src->vars
4801 with dst->vars and traverse with variable_canonicalize to canonicalize
4802 and unshare what is needed.
4803 (dataflow_set_different): If old_set and new_set use the same shared
4804 htab, they aren't different. If number of htab elements is different,
4805 htabs are different. Use shared_hash_*.
4806 (dataflow_set_destroy): Call shared_hash_destroy instead of
4808 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4809 second argument to dataflow_set_init.
4810 (vt_initialize): Likewise. Initialize shared_hash_pool and
4811 empty_shared_hash, move bb in/out initialization afterwards.
4812 Use variable_htab_free instead of NULL as changed_variables del hook.
4813 (variable_was_changed): Change type of second argument to pointer to
4814 dataflow_set. When inserting var into changed_variables, bump
4815 refcount. Unshare set->vars if set is shared htab and slot needs to
4817 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4818 lookup if set->vars is shared. Unshare set->vars if needed.
4819 Even ->refcount == 1 vars must be unshared if set->vars is shared
4820 and var needs to be modified. Adjust variable_was_changed caller.
4821 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4822 vars must be unshared if set->vars is shared and var needs to be
4823 modified. Adjust variable_was_changed caller.
4824 (emit_note_insn_var_location): Don't pool_free var.
4825 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4827 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4828 free_alloc_pool on shared_hash_pool.
4830 2009-06-20 Anthony Green <green@moxielogic.com>
4832 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4833 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4835 2009-06-20 Richard Guenther <rguenther@suse.de>
4837 * tree-ssa-structalias.c (find_func_aliases): For memset use
4838 a constraint from NULL if we memset to zero.
4839 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4840 we explicitly handle that do not read from memory.
4841 (call_may_clobber_ref_p_1): Properly handle builtins that may
4844 2009-06-20 Richard Guenther <rguenther@suse.de>
4846 PR tree-optimization/40495
4847 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4848 (new_scalar_tmp_constraint_exp): New function.
4849 (process_constraint): Do not create temporary decls.
4850 (process_all_all_constraints): Likewise.
4851 (handle_const_call): Likewise.
4852 (create_function_info_for): Do not set decl.
4854 2009-06-19 Ian Lance Taylor <iant@google.com>
4856 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4857 (rs6000_attribute_table): Make static; move before use.
4859 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4861 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4862 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4863 Propagate the TREE_READONLY flag without overwriting it.
4864 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4865 Propagate the TREE_READONLY flag onto the result.
4866 (process_call_operands): Move around. Use correct constant value.
4868 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4871 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4872 * config/arm/arm.md: Likewise.
4874 2009-06-19 Ian Lance Taylor <iant@google.com>
4876 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4877 to GIMPLE_ERROR_MARK.
4879 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4880 op2_original_type parameters. Warn about using different enum types.
4881 * c-parser.c (c_parser_conditional_expression): Pass original
4882 types to build_conditional_expr.
4883 * c-tree.h (build_conditional_expr): Update declaration.
4885 2009-06-19 Ian Lance Taylor <iant@google.com>
4887 * config/i386/i386.c (ix86_function_specific_save): Test that
4888 fields match values, rather than testing the values are in a
4891 2009-06-19 Richard Guenther <rguenther@suse.de>
4893 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4895 (ptr_derefs_may_alias_p): Likewise.
4896 (ptr_deref_may_alias_ref_p_1): New function.
4897 (ptr_deref_may_alias_ref_p): Likewise.
4898 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4899 covered by looking at the ESCAPED solution.
4900 (call_may_clobber_ref_p_1): Likewise.
4901 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4902 Handle NULL_TREE offset. Do not produce redundant constraints.
4903 (process_all_all_constraints): New helper function.
4904 (do_structure_copy): Use it.
4905 (handle_lhs_call): Likewise.
4906 (find_func_aliases): Handle some builtins with pointer arguments
4907 and/or return values explicitly.
4909 2009-06-19 Ian Lance Taylor <iant@google.com>
4911 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4913 2009-06-19 Ian Lance Taylor <iant@google.com>
4915 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4917 2009-06-19 Ian Lance Taylor <iant@google.com>
4919 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4920 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4923 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4924 uninitialized const.
4926 2009-06-19 Ian Lance Taylor <iant@google.com>
4928 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4931 * c-decl.c (in_struct, struct_types): Remove.
4932 (struct c_binding): Add in_struct field.
4933 (c_binding_ptr): Define type, along with VEC.
4934 (struct c_struct_parse_info): Define.
4935 (struct_parse_info): New static variable.
4936 (bind): Initialize in_struct field.
4937 (start_struct): Remove enclosing_in_struct and
4938 enclosing_struct_types parameters. Add
4939 enclosing_struct_parse_info parameter. Change all callers. Set
4940 struct_parse_info rather than in_struct and struct_types.
4941 (grokfield): If -Wc++-compat and there is a symbol binding for the
4942 field name, set the in_struct flag and push it on the
4943 struct_parse_info->fields vector.
4944 (warn_cxx_compat_finish_struct): New static function.
4945 (finish_struct): Remove enclosing_in_struct and
4946 enclosing_struct_types parameters. Add
4947 enclosing_struct_parse_info parameter. Change all callers. Don't
4948 set C_TYPE_DEFINED_IN_STRUCT here. Call
4949 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4950 parameter. Only push on struct_types if warn_cxx_compat.
4951 (finish_enum): Only push on struct_types if warn_cxx_compat.
4952 (declspecs_add_type): Add loc parameter. Change all callers.
4953 Change all error calls to error_at. Pass loc, not input_location,
4954 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4955 defined in a struct. If -Wc++-compat and parsing a struct, record
4956 that a typedef name was used.
4957 * c-parser.c (c_parser_declspecs): Get location to pass to
4959 (c_parser_struct_or_union_specifier): Update calls to start_struct
4961 * c-tree.h (struct c_struct_parse_info): Declare.
4962 (finish_struct, start_struct): Update declarations.
4963 (declspecs_add_type): Update declaration.
4965 2009-06-19 Ian Lance Taylor <iant@google.com>
4967 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4968 variable with an anonymous type.
4970 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4972 * see.c: Remove for real.
4974 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4976 * optabs.h (enum optab_index): Add new OTI_significand.
4977 (significand_optab): Define corresponding macro.
4978 * optabs.c (init_optabs): Initialize significand_optab.
4979 * genopinit.c (optabs): Implement significand_optab using
4980 significand?f2 patterns.
4981 * builtins.c (expand_builtin_mathfn): Handle
4982 BUILT_IN_SIGNIFICAND{,F,L}.
4983 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4984 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4986 * config/i386/i386.md (significandxf2, significand<mode>2): New
4987 expanders to implement significandf, significand and significandl
4988 built-ins as inline x87 intrinsics.
4990 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4992 * config/avr/avr.c (avr_override_options): Remove setting value of
4993 PARAM_INLINE_CALL_COST.
4995 2009-06-18 Richard Henderson <rth@redhat.com>
4998 * tree-pass.h (TDF_ASMNAME): New.
4999 * tree-dump.c (dump_options): Add asmname.
5000 * doc/invoke.texi: Document it.
5002 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5003 (dump_decl_name): ...here.
5004 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5005 (dump_generic_node): Update dump_function_name calls.
5006 (print_call_name): New flags arg; update all dump calls.
5007 * diagnostic.h (print_call_name): Update.
5008 * gimple-pretty-print.c (dump_gimple_call): Update.
5010 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5013 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5015 2009-06-18 Diego Novillo <dnovillo@google.com>
5017 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5018 * plugin.c (str_license): Declare.
5019 (try_init_one_plugin): Assert that the symbol
5020 'plugin_is_GPL_compatible' exists.
5022 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5025 * Makefile.in (OBJS-common): Remove see.o.
5027 * common.opt (fsee): Mark as preserved for backward compatibility.
5028 * opts.c (common_handle_option): Add OPT_fsee to the backward
5029 compatibility section.
5030 * passes.c (init_optimization_passes, pass_see): Remove pass.
5031 * timevar.def (TV_SEE): Remove.
5032 * tree-pass.h (pass_see): Remove declaration.
5033 * doc/invoke.texi (-fsee): Remove documentation.
5035 2009-06-18 Martin Jambor <mjambor@suse.cz>
5037 * tree-sra.c: Include statistics.h
5038 (sra_stats): New variable.
5039 (sra_initialize): Clear sra_stats.
5040 (create_access_replacement): Increment sra_stats.replacements.
5041 (get_access_replacement): Do not return twice.
5042 (analyze_all_variable_accesses): Increment statistics counter by the
5043 number of scalarized aggregates.
5044 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5045 (sra_modify_expr): Increment sra_stats.exprs.
5046 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5047 (sra_modify_assign): Increment sra_stats.exprs,
5048 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5049 (perform_intra_sra): Update statistics counters.
5050 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5052 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5054 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5055 (arm_scalar_mode_supported_p): New function.
5057 2009-06-18 Paul Brook <paul@codesourcery.com>
5058 Sandra Loosemore <sandra@codesourcery.com>
5060 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5061 (__extendhfsf2, __truncsfhf2): Define.
5062 * config/arm/fp16.c: New file.
5063 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5064 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5066 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5068 * doc/extend.texi (Half-Precision): New section.
5069 * doc/invoke.texi (Option Summary): List -mfp16-format.
5070 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5071 * config/arm/arm.opt (mfp16-format=): New.
5072 * config/arm/arm.c: Include intl.h.
5073 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5074 (TARGET_INVALID_RETURN_TYPE): Redefine.
5075 (TARGET_PROMOTED_TYPE): Redefine.
5076 (TARGET_CONVERT_TO_TYPE): Redefine.
5077 (arm_fp16_format): Define.
5078 (all_fpus): Add entry for neon-fp16.
5079 (fp_model_for_fpu): Likewise.
5080 (struct fp16_format): Declare.
5081 (all_fp16_formats): Define.
5082 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5084 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5086 (arm_legitimate_index_p): Treat HFmode like HImode.
5087 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5088 (coproc_secondary_reload_class): Special-case HFmode.
5089 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5090 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5091 (arm_init_fp16_builtins): New.
5092 (arm_init_builtins): Call it.
5093 (arm_invalid_parameter_type): New.
5094 (arm_invalid_return_type): New.
5095 (arm_promoted_type): New.
5096 (arm_convert_to_type).
5097 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5099 (arm_emit_fp16_const): New function.
5100 (arm_mangle_type): Mangle __fp16 as "Dh".
5101 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5103 (TARGET_NEON_FP16): New.
5104 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5105 (enum fputype): Add FPUTYPE_NEON_FP16.
5106 (enum arm_fp16_format_type): Declare.
5107 (arm_fp16_format): Declare.
5108 (LARGEST_EXPONENT_IS_NORMAL): Define.
5109 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5110 * config/arm/arm-modes.def (HFmode): Define.
5111 * config/arm/vfp.md: (*movhf_vfp): New.
5114 * config/arm/arm.md: (fpu): Add neon_fp16.
5115 (floatsihf2, floatdihf2): New.
5116 (fix_trunchfsi2, fix_trunchfdi2): New.
5120 (*arm32_movhf): New.
5121 (*thumb1_movhf): New.
5122 (consttable_2): Add check for HFmode constants.
5123 (consttable_4): Handle HFmode constants.
5125 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5127 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5129 2009-06-17 Olivier Hainque <hainque@adacore.com>
5131 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5132 const char ** conversion in AIX specific section.
5134 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5136 * config/i386/i386.c (ix86_special_builtin_type): Remove
5137 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5138 (bdesc_special_args): Updated.
5139 (ix86_init_mmx_sse_builtins): Likewise.
5140 (ix86_expand_special_args_builtin): Likewise.
5142 2009-06-17 Richard Henderson <rth@redhat.com>
5144 * tree-pretty-print.c (maybe_dump_asm_name): New.
5145 (dump_decl_name): Use it.
5146 (PRINT_FUNCTION_NAME): Merge into...
5147 (dump_function_name): ... here. Use maybe_dump_asm_name.
5149 2009-06-17 Cary Coutant <ccoutant@google.com>
5151 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5153 * debug.c (struct gcc_debug_hooks): Change placeholder for
5155 (debug_nothing_int_charstar_int): Replaced by...
5156 (debug_nothing_int_charstar_int_bool): ...this.
5157 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5158 source_line prototype.
5159 (debug_nothing_int_charstar_int): Replaced by...
5160 (debug_nothing_int_charstar_int_bool): ...this.
5161 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5162 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5163 Output is_stmt operand when necessary.
5164 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5165 (notice_source_line): Add is_stmt parameter.
5166 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5167 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5169 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5170 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5172 2009-06-17 Ian Lance Taylor <iant@google.com>
5174 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5176 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5179 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5181 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5182 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5183 tree_strip_sign_nop_conversions and
5184 tree_ssa_strip_useless_type_conversions rather than stripping
5185 the operations here.
5186 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5188 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5189 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5190 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5191 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5194 2009-06-17 Michael Eager <eager@eagercon.com>
5196 * config/rs6000/constraints.md (register_constraint "d"): New.
5197 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5198 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5199 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5200 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5201 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5202 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5203 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5204 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5205 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5206 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5208 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5209 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5210 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5211 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5212 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5213 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5214 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5215 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5216 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5217 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5218 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5219 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5220 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5221 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5223 2009-06-16 Ian Lance Taylor <iant@google.com>
5225 * profile.c (total_num_never_executed): Don't define.
5226 (compute_branch_probabilities): Don't count or print
5228 (init_branch_prob): Don't set total_num_never_executed.
5229 (end_branch_prob): Don't print total_num_never_executed.
5231 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5233 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5235 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5237 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5238 (nabstd2_fpr): Same.
5240 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5242 * expr.c (expand_assignment): Change complex type check.
5244 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5246 * doc/plugins.texi (Building GCC plugins): Added new section.
5248 2009-06-17 Ian Lance Taylor <iant@google.com>
5250 * c-pch.c (get_ident): Don't set size of templ array.
5251 (pch_init): Don't set size of partial_pch array.
5253 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5254 string constant to intialize an array whose size is the length of
5257 2009-06-17 Richard Guenther <rguenther@suse.de>
5259 PR tree-optimization/40389
5260 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5261 to addressable types.
5262 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5264 2009-06-17 Richard Guenther <rguenther@suse.de>
5267 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5268 if there is no evolution of left in the loop bail out.
5269 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5270 chrec_fold_multiply.
5272 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5273 Janis Johnson <janis187@us.ibm.com>
5276 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5277 for the symbol ref of a constant that is the source of a move
5278 - nor for any other not-obvious-label-ref constants.
5280 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5282 * plugin.c (position_pass): Skip newly inserted pass during list
5283 traversal to avoid repeated insertion.
5285 2009-06-16 Ian Lance Taylor <iant@google.com>
5287 * vec.h (VEC_stack_alloc): Define different version if
5288 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5289 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5290 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5291 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5293 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5295 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5297 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5298 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5299 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5300 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5301 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5302 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5303 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5304 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5305 __builtin_ia32_rdtscp.
5306 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5307 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5308 and __builtin_ia32_rorhi.
5309 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5310 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5311 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5312 (ix86_expand_args_builtin): Likewise.
5313 (ix86_expand_special_args_builtin): Likewise.
5315 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5316 (UNSPECV_RDTSC): Likewise.
5317 (UNSPECV_RDPMC): Likewise.
5318 (*bsr): Renamed to ...
5320 (*bsr_rex64): Renamed to ...
5324 (*rdpmc_rex64): Likewise.
5327 (*rdtsc_rex64): Likewise.
5329 (*rdtscp): Likewise.
5330 (*rdtscp_rex64): Likewise.
5332 * config/i386/ia32intrin.h: New.
5334 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5336 2009-06-16 Ian Lance Taylor <iant@google.com>
5338 * ira-build.c (copy_info_to_removed_store_destinations):
5339 Initialize parent_a.
5341 2009-06-16 Ian Lance Taylor <iant@google.com>
5343 * c-decl.c (grokdeclarator): Change size_varies to bool.
5345 2009-06-16 Ian Lance Taylor <iant@google.com>
5347 * sel-sched.c: Make forward declarations of move_op_hooks and
5348 fur_hooks explicitly extern.
5350 2009-06-16 Ian Lance Taylor <iant@google.com>
5352 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5353 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5355 2009-06-16 Ian Lance Taylor <iant@google.com>
5357 * resource.c (mark_referenced_resources): Change
5358 include_delayed_effects parameter to bool. Change all callers.
5359 (mark_end_of_function_resources): Likewise.
5360 * reorg.c (insn_references_resource_p): Likewise.
5361 (insn_sets_resource_p): Likewise.
5362 * resource.h (mark_referenced_resources): Update declaration.
5363 (mark_end_of_function_resources): Update declaration.
5365 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5367 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5369 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5371 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5372 GCC can bootstrap on AIX with GNU Binutils 2.20.
5374 2009-06-16 Ian Lance Taylor <iant@google.com>
5376 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5378 2009-06-16 Ian Lance Taylor <iant@google.com>
5380 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5381 inline, not extern inline.
5382 (exact_log2): Likewise.
5383 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5385 (exact_log2): Likewise, but don't test CTZ_HWI.
5387 2009-06-16 Ian Lance Taylor <iant@google.com>
5389 * bitmap.c (bitmap_clear): Don't declare as inline.
5390 * gimple.c (gimplify_assign): Likewise.
5391 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5392 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5393 (sched_scan_info): Remove duplicate definition.
5395 2009-06-16 Ian Lance Taylor <iant@google.com>
5397 * c-common.c (skip_evaluation): Don't define.
5398 (c_inhibit_evaluation_warnings): Define global variable.
5399 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5400 than skip_evaluation.
5401 (convert_and_check, warn_for_div_by_zero): Likewise.
5402 * c-common.h (skip_evaluation): Don't declare.
5403 (c_inhibit_evaluation_warnings): Declare.
5404 * c-parser.c (c_parser_typeof_specifier): Set
5405 c_inhibit_evaluation_warnings rather than skip_evaluation.
5406 (c_parser_conditional_expression): Likewise.
5407 (c_parser_binary_expression): Likewise.
5408 (c_parser_sizeof_expression): Likewise.
5409 (c_parser_alignof_expression): Likewise.
5410 * c-typeck.c (build_indirect_ref): Check
5411 c_inhibit_evaluation_warnings rather than skip_evaluation.
5412 (build_conditional_expr, build_binary_op): Likewise.
5414 2009-06-16 Richard Guenther <rguenther@suse.de>
5416 * tree-ssa-alias.c (is_escape_site): Remove.
5417 * tree-ssa-alias.h (enum escape_type): Remove.
5418 (is_escape_site): Likewise.
5419 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5420 via casts and asms without deferring to is_escape_site.
5422 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5425 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5426 use gen_lowpart if op0 has complex mode.
5428 2009-06-16 Richard Guenther <rguenther@suse.de>
5430 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5431 variables add them to ESCAPED.
5432 (find_func_aliases): Do not make all indirectly stored values escaped.
5434 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5436 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5439 2009-06-16 Martin Jambor <mjambor@suse.cz>
5441 PR tree-optimization/40432
5442 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5443 check whether we need to force gimple register operand.
5445 2009-06-16 Martin Jambor <mjambor@suse.cz>
5447 PR tree-optimization/40413
5448 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5449 build_ref_for_offset.
5450 (propagate_subacesses_accross_link): Fix a typo in a comment.
5452 2009-06-16 Ira Rosen <irar@il.ibm.com>
5454 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5455 with additional parameter.
5456 * tree-vectorizer.h (enum vect_def_type): Add new value
5458 (enum vect_relevant): Add comments.
5459 (vect_is_simple_reduction): Add new argument.
5460 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5461 Detect nested cycles.
5462 (vect_is_simple_reduction): Update documentation, add an argument to
5463 distinguish inner-loop reduction from nested cycle, detect nested
5464 cycles, fix printings and indentation, don't swap operands in case
5466 (get_initial_def_for_reduction): Handle subtraction.
5467 (vect_create_epilog_for_reduction): Add new argument to specify
5469 (vect_finalize_reduction): Handle subtraction, fix comments.
5470 (vectorizable_reduction): Handle nested cycles. In case of nested
5471 cycle keep track of the reduction variable position. Call
5472 vect_is_simple_reduction with additional parameter. Use original
5473 statement code in reduction epilogue for nested cycle. Call
5474 vect_create_epilog_for_reduction with additional parameter.
5475 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5476 inner-loop vectorization.
5477 (vect_recog_widen_sum_pattern): Likewise.
5478 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5480 (vect_mark_stmts_to_be_vectorized): Likewise.
5481 (vect_get_vec_def_for_operand): Handle nested cycles.
5483 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5485 * doc/invoke.texi (Debugging Options): Fix option index entries
5486 for -fdump-statistics, -frandom-seed add entries for
5487 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5488 (FRV Options): Fix entries for -mTLS, -mtls.
5489 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5490 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5491 (M68hc1x Options): Fix @itemx for -mnominmax.
5492 (MCore Options): Fix entry for -mno-lsim.
5493 (MMIX Options): Fix entry for -mabi=mmixware.
5494 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5496 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5498 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5499 Mention the plugin mode of gengtype.
5500 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5501 * gengtype.c: Updated copyright.
5502 (plugin_files, nb_plugin_files) Added new static variables.
5503 (measure_input_list) Care about plugin_files.
5504 (write_rtx_next): Added early return in plugin mode.
5505 (create_file): Updated copyright year in generated file. Added
5507 (oprintf): Added early return if NULL outf.
5508 (get_output_file_with_visibility): Care of plugin_files.
5509 (get_output_file_name): May return null.
5510 (write_local): Added early return.
5511 (put_mangled_filename): Ditto.
5512 (finish_root_table): Added check for base_files.
5513 (write_roots): Care about null when plugins.
5514 (main): Added plugin mode.
5516 2009-06-15 Ian Lance Taylor <iant@google.com>
5518 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5519 * gcov.c (read_count_file): Add braces around variables declared
5522 * c.opt (Wjump-misses-init): New warning.
5523 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5524 -Wall and -Wc++-compat if not already set.
5525 (c_common_post_options): Clear warn_jump_misses_init if it was not
5527 * c-decl.c (struct c_binding): Change type field to a union with
5528 new label field. Make it the first field in the struct. Update
5529 references to type to use u.type instead.
5530 (struct c_spot_bindings): Define.
5531 (struct c_goto_bindings): Define.
5532 (c_goto_bindings_p): Define, along with VECs.
5533 (struct c_label_vars): Define.
5534 (struct c_scope): Add has_label_bindings field.
5535 (bind_label, set_spot_bindings): New static functions.
5536 (decl_jump_unsafe, update_spot_bindings): New static functions.
5537 (update_label_decls): New static function.
5538 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5539 Update binding u.label field to shadowed field.
5540 (c_binding_start_stmt_expr): New function.
5541 (c_binding_end_stmt_expr): New function.
5542 (pushdecl): Don't call c_begin_vm_scope.
5543 (make_label): Add defining and p_label_vars parameters. Change
5545 (lookup_label): Correct test for whether a label has not yet been
5546 defined. Call bind_label rather than bind.
5547 (warn_about_goto): New static function.
5548 (lookup_label_for_goto): New function.
5549 (declare_label): Call bind_label rather than bind.
5550 (check_earlier_gotos): New static function.
5551 (define_label): Don't give errors about jumping into statement
5552 expressions or scopes of variably modified types. Call
5553 set_spot_bindings and check_earlier_gotos. Call bind_label
5554 instead of bind. Don't set label_context_stack_se or
5555 label_context_stack_vm.
5556 (c_get_switch_bindings): New function.
5557 (c_release_switch_bindings): New function.
5558 (c_check_switch_jump_warnings): New function.
5559 (start_function): Don't set label_context_stack_se or
5560 label_context_stack_vm.
5561 (finish_function): Likewise.
5562 * c-typeck.c (label_context_stack_se): Don't define.
5563 (label_context_stack_vm): Don't define.
5564 (c_finish_goto_label): Call lookup_label_for_goto rather than
5565 lookup_label. Don't give errors about jumping into a statement
5566 expression or the scope of a variably modified type. Don't set
5567 label_context_stack_se or label_context_stack_vm.
5568 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5569 fields. Add bindings field.
5570 (c_start_case): Don't set deleted fields. Set bindings field.
5571 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5572 or blocked_vm. Call c_check_switch_jump_warnings.
5573 (c_finish_case): Don't test blocked_stmt_expr field. Call
5574 c_release_switch_bindings.
5575 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5576 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5577 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5578 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5579 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5580 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5581 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5582 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5583 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5584 (C_DECL_UNJUMPABLE_VM): Don't define.
5585 (C_DECL_UNDEFINABLE_VM): Don't define.
5586 (struct c_label_list): Don't define.
5587 (struct c_label_context_se): Don't define.
5588 (struct c_label_context_vm): Don't define.
5589 (struct c_spot_bindings): Declare.
5590 (c_bindings_start_stmt_expr): Declare.
5591 (c_bindings_end_stmt_expr): Declare.
5592 (lookup_label_for_goto): Declare.
5593 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5594 (c_check_switch_jump_warnings): Declare.
5595 (label_context_stack_se, label_context_stack_vm): Don't declare.
5596 (c_finish_goto_label): Update declaration.
5597 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5598 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5599 (Warning Options): Document -Wjump-misses-init.
5601 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5603 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5606 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5608 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5610 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5612 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5614 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5616 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5618 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5620 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5621 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5622 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5623 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5624 * dwarf2asm.c (dw2_force_const_mem): Update call to
5626 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5627 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5628 * langhooks.c (lhd_comdat_group): Remove.
5629 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5630 * tree.h (DECL_COMDAT_GROUP): New.
5631 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5632 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5633 (make_decl_one_only): Change signature.
5634 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5636 (make_decl_one_only): Change signature.
5637 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5639 2009-06-15 Richard Guenther <rguenther@suse.de>
5642 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5644 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5646 * tree-ssa-math-opts.c: Remove extra divide.
5648 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5650 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5652 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5654 * passes.c: Add bswap pass.
5655 * tree-pass.h: Add pass_optimize_bswap declaration.
5656 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5657 Include rtl.h, expr.h and optabs.h for optab_handler check.
5658 (struct symbolic_number, pass_optimize_bswap): New definition.
5659 (do_shift_rotate, verify_symbolic_number_p): New functions.
5660 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5661 (gate_optimize_bswap): New function.
5662 * tree.c (widest_int_cst_value): New function.
5663 * tree.h (widest_int_cst_value): Prototype added.
5665 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5667 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5668 REG_EQUAL/REG_EQUIV notes.
5670 2009-06-14 Richard Guenther <rguenther@suse.de>
5673 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5674 has its address taken if NRV was applied and it is addressable.
5675 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5676 function split out from ...
5677 (get_constraint_for_1): ... here.
5678 (handle_rhs_call): Use it to mark the return slot escaped if
5679 it is addressable and NRV was applied.
5681 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5683 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5684 Change first argument type to location_t.
5685 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5686 Do not set input_location.
5687 Use loc instead of input_location throughout.
5689 2009-06-13 Richard Guenther <rguenther@suse.de>
5691 PR tree-optimization/40421
5692 * tree-predcom.c (should_unroll_loop_p): Remove.
5693 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5695 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5697 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5698 Add location argument.
5700 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5702 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5704 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5705 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5706 * config/spu/spu-protos.h: Add location to
5707 spu_resolve_overloaded_builtin.
5708 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5709 spu_build_builtin_va_list.
5710 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5711 argument. Pass location to build_function_call_vec.
5712 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5714 (emit_fpu_switch): Same.
5715 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5716 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5717 to build_decl and create_artificial_label.
5718 (xtensa_gimplify_va_arg_expr): Same.
5719 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5720 (xstormy16_gimplify_va_arg_expr): Same.
5721 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5722 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5723 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5724 (mips16_build_function_stub): Same.
5725 (mips16_build_call_stub): Same.
5727 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5730 * arm/constraints.md (Pa, Pb): New constraints.
5731 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5732 split pattern to deal with them.
5734 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5736 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5737 fix index entry for -Xpreprocessor.
5739 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5741 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5742 Add location argument to build_decl call.
5743 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5744 (rs6000_init_builtins): Same.
5745 (spe_init_builtins): Same.
5746 (rs6000_gimplify_va_arg): Add location argument to
5747 create_artificial_label call.
5749 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5751 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5752 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5753 * Makefile.in: Fix GGC dependency for gcse.o.
5755 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5757 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5758 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5759 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5761 * c-parser.c (c_parser_binary_expression): Use current column while
5762 building binary operations.
5763 * common.opt (fshow-column): Enable by default.
5764 * tree-vrp.c (check_array_ref): Use warning_at.
5765 (check_array_bounds): Use location from call back if expr has no
5767 * tree.h: Add location argument to maybe_fold_*.
5768 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5769 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5770 (maybe_fold_offset_to_component_ref): Same.
5771 (maybe_fold_offset_to_reference): Same.
5772 (maybe_fold_offset_to_address): Same.
5773 (maybe_fold_stmt_indirect): Same.
5774 (maybe_fold_stmt_addition): Same.
5775 (fold_stmt_r): Pass location to maybe_fold_*.
5776 (fold_gimple_assign): Same.
5777 * c-tree.h: Add location argument to finish_decl,
5778 default_function_array_conversion, store_init_value.
5779 * c-decl.c (define_label): Use error_at.
5780 (c_make_fname_decl): Pass location to finish_decl.
5781 (finish_decl): New location argument.
5782 (build_compound_literal): Pass location to store_init_value.
5783 (grokdeclarator): Pass location to finish_decl.
5785 * c-typeck.c (array_to_pointer_conversion): New location argument.
5786 (function_to_pointer_conversion): Same.
5787 (default_function_array_conversion): Same.
5788 (parser_build_unary_op): Pass location to overflow_warning.
5789 (parser_build_binary_op): Same. Use warning_at.
5790 (build_unary_op): Pass location to array_to_pointer_conversion.
5791 (build_c_cast): Pass location to digest_init.
5792 (build_modify_expr): New location argument.
5793 (convert_for_assignment): Same.
5794 (store_init_value): Same.
5795 (digest_init): Same.
5796 (output_init_element): Pass location to digest_init and
5797 array_to_pointer_conversion.
5798 (c_finish_return): Pass location to convert_for_assignment.
5799 * gimplify.c (gimplify_conversion): Pass location to
5800 maybe_fold_offset_to_address.
5801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5802 to maybe_fold_stmt_addition.
5803 * c-omp.c (c_finish_omp_atomic): Pass new location to
5805 (c_finish_omp_for): Same.
5806 * c-common.c (overflow_warning): New argument.
5807 * c-common.h: New argument to build_modify_expr, overflow_warning.
5808 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5810 (c_parser_initializer): Pass location to
5811 default_function_array_conversion.
5812 (c_parser_initelt): Same.
5813 (c_parser_initval): Same.
5814 (c_parser_asm_operands): Same.
5815 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5816 (c_parser_conditional_expression): Same.
5817 (c_parser_binary_expression): Add location info to stack. Use it.
5818 (c_parser_unary_expression): Pass location to
5819 default_function_array_conversion, parser_build_unary_op,
5820 build_indirect_ref, c_parser_postfix_expression_after_primary.
5821 (c_parser_postfix_expression_after_primary): New location argument.
5823 (c_parser_expression_conv): Pass location to
5824 default_function_array_conversion.
5825 (c_parser_expr_list): Same.
5826 (c_parser_omp_atomic): Same.
5827 (c_parser_omp_for_loop): Same.
5828 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5829 (build_array_declarator): New argument.
5830 * c-decl.c (build_array_declarator): Add location argument.
5831 (grokdeclarator): Set id_loc for cdk_array.
5832 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5833 build_array_declarator.
5834 * tree.c (build_omp_clause): Add location argument.
5835 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5836 (OMP_CLAUSE_LOCATION): New macro.
5837 (struct tree_omp_clause): Add location field.
5838 (build_omp_clause): Add argument.
5839 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5840 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5842 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5843 (cp_parser_omp_clause_collapse): Same.
5844 (cp_parser_omp_clause_default): Same.
5845 (cp_parser_omp_clause_if): Same.
5846 (cp_parser_omp_clause_nowait): Same.
5847 (cp_parser_omp_clause_num_threads): Same.
5848 (cp_parser_omp_clause_ordered): Same.
5849 (cp_parser_omp_clause_schedule): Same.
5850 (cp_parser_omp_clause_untied): Same.
5851 (cp_parser_omp_for_loop): Same.
5852 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5853 * c-tree.h (c_start_case): Add location argument.
5854 (c_process_expr_stmt): Same.
5855 (c_finish_goto_*): Same.
5856 * tree-parloops.c (initialize_reductions): Pass location to
5858 (create_parallel_loop): Same.
5859 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5860 (gfc_trans_omp_reduction_list): Same.
5861 (gfc_trans_omp_clauses): Same.
5862 (gfc_trans_omp_do): Same.
5863 * c-typeck.c (c_finish_goto_label): Same.
5864 (c_finish_goto_ptr): New location argument.
5865 (c_start_case): Same.
5866 (emit_side_effect_warnings): Same.
5867 (c_process_expr_stmt): Same.
5868 (c_finish_stmt_expr): Same.
5869 (c_finish_omp_clauses): Use error_at instead of error.
5870 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5872 * c-omp.c (c_split_parallel_clauses): New location argument.
5873 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5874 to build_omp_clause.
5875 (convert_local_reference_stmt): Same.
5876 (convert_gimple_call): Same.
5877 * c-common.h (c_split_parallel_clauses): New argument.
5878 * c-parser.c (c_parser_statement_after_labels): Pass location to
5879 c_finish_goto_label.
5880 (c_parser_switch_statement): Pass location to c_start_case.
5881 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5882 and c_process_expr_stmt.
5883 (c_parser_omp_variable_list): Add location argument.
5884 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5885 (c_parser_omp_clause_default): Same.
5886 (c_parser_omp_clause_if): Same.
5887 (c_parser_omp_clause_num_threads): Same.
5888 (-c_parser_omp_clause_ordered): Same.
5889 (c_parser_omp_clause_reduction): Pass location to
5890 c_parser_omp_variable_list.
5891 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5892 (c_parser_omp_clause_untied): Same.
5893 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5894 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5896 * c-tree.h (check_for_loop_decls, undeclared_variable,
5897 build_component_ref, build_array_ref, build_external_ref,
5898 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5899 build_conditional_expr, build_compound_expr, c_cast_expr,
5900 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5901 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5903 * c-semantics.c (build_stmt): Same.
5904 (build_case_label): Same.
5905 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5906 (undeclared_variable): New argument.
5908 (lookup_label): Pass location on down.
5909 (define_label): Same.
5910 (finish_decl): Same.
5911 (build_compound_literal): Same.
5912 (finish_struct): Same.
5913 (finish_function): Do not set location here.
5914 (check_for_loop_decls): New argument.
5915 * tree.c (save_expr): Set location.
5916 (build_empty_stmt): New argument.
5917 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5918 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5919 * builtins.c (gimplify_va_arg_expr): Use locations.
5920 (expand_builtin_sync_operation): Same.
5921 * c-typeck.c (build_component_ref): New argument.
5922 (build_array_ref): Same.
5923 (build_external_ref): Same.
5924 (c_expr_sizeof_expr): Same.
5925 (c_expr_sizeof_type): Same.
5926 (parser_build_unary_op): Same.
5927 (build_conditional_expr): Same.
5928 (build_compound_expr): Pass location on down.
5929 (build_compound_expr): New argument.
5930 (build_c_cast): Same.
5931 (c_cast_expr): Same.
5932 (build_asm_expr): Same.
5933 (c_finish_return): Same.
5934 (c_process_expr_stmt): Pass location on down.
5935 (c_finish_stmt_expr): New argument.
5936 (push_clenaup): Same.
5937 (c_finish_omp_parallel): Same.
5938 (c_finish_omp_task): Same.
5939 * gimplify.c (gimplify_call_expr): Pass location on down.
5940 * c-omp.c (c_finish_omp_master): New argument.
5941 (c_finish_omp_critical): Same.
5942 (c_finish_omp_ordered): Same.
5943 (c_finish_omp_barrier): Same.
5944 (-c_finish_omp_taskwait): Same.
5945 (c_finish_omp_atomic): Same.
5946 (c_finish_omp_flush): Same.
5947 * tree-inline.c (copy_tree_body_r): Pass location on down.
5948 (inline_forbidden_p): Remove use of input_location.
5949 * c-gimplify.c (c_build_bind_expr): New argument.
5950 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5951 (c_sizeof_or_alignof_type): New argument.
5952 (c_alignof_expr): Same.
5953 (build_va_arg): Same.
5954 (c_add_case_label): Same.
5955 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5956 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5957 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5958 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5959 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5960 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5962 * stub-objc.c (objc_build_selector_expr): Same.
5963 (objc_build_throw_stmt): Same.
5964 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5965 (c_parser_initelt): Same.
5966 (c_parser_compound_statement): Same.
5967 (c_parser_compound_statement_nostart): Same.
5968 (c_parser_label): Same.
5969 (c_parser_statement_after_labels): Same.
5970 (c_parser_if_body): Same.
5971 (c_parser_else_body): Same.
5972 (c_parser_if_statement): Same.
5973 (c_parser_switch_statement): Same.
5974 (c_parser_while_statement): Same.
5975 (c_parser_do_statement): Same.
5976 (c_parser_for_statement): Same.
5977 (c_parser_asm_statement): Same.
5978 (c_parser_conditional_expression): Same.
5979 (c_parser_binary_expression): Same.
5980 (c_parser_cast_expression): Same.
5981 (c_parser_unary_expression): Same.
5982 (c_parser_sizeof_expression): Same.
5983 (c_parser_alignof_expression): Same.
5984 (c_parser_postfix_expression): Same.
5985 (c_parser_expression): Same.
5986 (c_parser_objc_receiver): Same.
5987 (c_parser_omp_variable_list): Same.
5988 (c_parser_omp_structured_block): Same.
5989 (c_parser_omp_atomic): New argument.
5990 (c_parser_omp_barrier): Same.
5991 (c_parser_omp_critical): Same.
5992 (c_parser_omp_flush): Pass location on down.
5993 (c_parser_omp_for_loop): New argument.
5994 (c_parser_omp_for): Same.
5995 (c_parser_omp_master): Same.
5996 (c_parser_omp_ordered): Same.
5997 (c_parser_omp_sections_scope): Same.
5998 (c_parser_omp_sections): Same.
5999 (c_parser_omp_parallel): Same.
6000 (c_parser_omp_single): Same.
6001 (c_parser_omp_task): Same.
6002 (c_parser_omp_taskwait): Pass location on down.
6003 (c_parser_omp_construct): Same.
6004 (c_parser_omp_threadprivate): Same.
6005 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6006 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6007 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6008 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6009 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6010 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6011 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6012 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6013 config/i386/i386.c, stmt.c:
6014 Add location argument to the following function definitions and/or
6015 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6016 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6017 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6018 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6019 do_case, c_finish_bc_stmt, build_compound_literal,
6020 build_function_call.
6021 * c-decl.c (build_compound_literal): Add location argument.
6022 Make all diagnostic calls use location.
6023 (start_struct): Same.
6024 (finish_struct): Same.
6026 (build_enumerator): Same.
6027 (start_function): Same.
6028 (grokdeclarator): Make all diagnostic calls use location.
6029 (store_parm_decls_oldstyle): Same.
6030 * c-typeck.c (build_function_call): Add location argument.
6031 Make all diagnostic calls use location.
6033 (c_finish_bc_stmt): Same.
6034 * tree-nested.c (get_trampoline_type): Add argument.
6035 Pass location to build_decl.
6036 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6037 * rtl.h (RTL_LOCATION): New.
6038 * c-common.c (c_add_case_label): Add location argument.
6039 Make all diagnostic calls use location.
6040 * c-common.h: Add location argument to make_fname_decl, do_case,
6041 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6042 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6043 Set it appropriately for every case. Pass enum_loc to start_enum
6044 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6046 (c_parser_struct_or_union_specifier): Save location. Use it for
6047 start_struct, finish_struct, and parser_xref_tag.
6049 2009-06-12 Ian Lance Taylor <iant@google.com>
6051 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6053 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6054 cpp_opts->warn_cxx_operator_names.
6056 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6059 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6060 is returns NULL and OP is a VCE, look through the VCE.
6062 2009-06-12 Ian Lance Taylor <iant@google.com>
6065 * collect2.c (main): Use CONST_CAST2 in code inside #if
6066 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6068 2009-06-12 Joey Ye <joey.ye@intel.com>
6071 * cfgexpand.c (get_decl_align_unit): Update
6072 max_used_stack_slot_alignment with align instead of
6073 stack_alignment_needed.
6075 * function.c (assign_stack_local_1): Update
6076 max_used_stack_slot_alignment with alignment_in_bits instead
6077 of stack_alignment_needed.
6078 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6081 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6083 * dwarf2out.c (last_var_location_insn): New variable.
6084 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6085 (dwarf2out_var_location): Don't record anything after last real
6086 insn. Only change labels if there were any real instructions
6087 in between last note and this one, or if changed sections.
6089 2009-06-11 Richard Henderson <rth@redhat.com>
6091 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6092 note when storing the frame pointer in a register.
6093 (FRP): Don't redefine to nothing for epilogue.
6094 (alpha_expand_epilogue): Mark register and sp restores.
6095 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6097 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6098 when gen_lowpart is needed.
6100 2009-06-11 Richard Henderson <rth@redhat.com>
6102 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6104 * dwarf2out.c (need_data_align_sf_opcode): New.
6105 (div_data_align): Move earlier.
6106 (def_cfa_1, reg_save): Use it.
6108 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6110 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6111 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6112 (ix86_handle_option): Handle OPT_mcrc32.
6113 (ix86_target_string): Add -mcrc32.
6114 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6116 * config/i386/i386.h (TARGET_CRC32): New.
6118 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6119 (sse4_2_crc32di): Likewise.
6121 * config/i386/i386.opt (mcrc32): New.
6123 * doc/invoke.texi: Document -mcrc32.
6125 2009-06-11 Richard Henderson <rth@redhat.com>
6127 * common.opt (gdwarf-): Accept a version number.
6128 * doc/invoke.texi (gdwarf-): Update docs.
6129 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6130 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6131 version level, and record it.
6133 * dwarf2.h (DW_CIE_VERSION): Remove.
6134 * dwarf2out.c (DWARF_VERSION): Remove.
6135 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6136 (output_call_frame_info): Use CIE version 3 for dwarf3,
6137 or if the return register column is out of range for version 1.
6138 (dwarf_stack_op_name): Add all dwarf3 values.
6139 (DEBUG_PUBTYPES_SECTION): New.
6140 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6141 encoding change for dwarf3.
6142 (output_die) [dw_val_class_die_ref]: Likewise.
6143 (output_compilation_unit_header): Emit correct version for dwarf3.
6144 (output_line_info): Likewise.
6145 (output_pubnames): Update for DWARF_VERSION removal.
6146 (output_aranges): Likewise.
6147 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6148 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6149 (dwarf2out_finish): Likewise.
6151 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6153 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6156 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6159 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6160 * builtins.c (expand_builtin_unreachable): New function.
6161 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6162 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6163 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6165 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6166 searching for missing barriers.
6168 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6170 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6171 when -fprofile-generate* was passed.
6172 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6174 2009-06-11 Anthony Green <green@moxielogic.com>
6176 * config/moxie/moxie.md: Define length attribute for all instructions.
6178 (*b<cond:code>): Support limited branch ranges for new PC-relative
6179 branch instructions.
6180 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6182 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6184 * config/i386/i386.c (min_insn_size): Use get_attr_length
6185 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6188 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6189 instead of emit_insn_before.
6191 2009-06-10 Ian Lance Taylor <iant@google.com>
6194 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6197 2009-06-10 Revital Eres <eres@il.ibm.com>
6199 * passes.c (init_optimization_passes): Reschedule
6200 predictive-commoning pass before complete unroll pass.
6202 2009-06-10 Martin Jambor <mjambor@suse.cz>
6204 * cgraph.c (cgraph_node_can_be_local_p): New function.
6205 (cgraph_make_node_local): New function.
6206 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6207 (cgraph_make_node_local): Declare.
6209 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6211 * tree.h (tree_base): Add packed_flag and user_align fields.
6212 Decrease size of spare field.
6213 (TYPE_USER_ALIGN): Use user_align from tree_base.
6214 (DECL_USER_ALIGN): Likewise.
6215 (TYPE_PACKED): Use packed_flag from tree_base.
6216 (DECL_PACKED): Likewise.
6217 (tree_type): Delete packed_flag and user_align fields. Widen
6218 precision field. Widen mode field and shuffle fields to align
6219 mode on an 8-bit boundary.
6220 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6221 Renumber decl_flag_* fields. Fix comments. Widen
6222 decl_common_unused field.
6223 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6224 (DECL_EXTERNAL): Likewise.
6225 (DECL_BIT_FIELD): Likewise.
6226 (DECL_NONADDRESSABLE_P): Likewise.
6227 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6228 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6230 2009-06-10 Ian Lance Taylor <iant@google.com>
6232 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6233 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6234 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6235 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6236 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6237 DEF_VEC_ALLOC_FUNC_P.
6238 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6239 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6240 DEF_VEC_ALLOC_FUNC_O.
6241 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6242 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6243 DEF_VEC_ALLOC_FUNC_I.
6244 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6245 (vec_stack_p_reserve_exact_1): Declare.
6246 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6247 (vec_stack_free): Declare.
6248 (VEC_stack_alloc): Define.
6249 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6250 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6251 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6252 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6254 (stack_vecs): New static variable.
6255 (vec_stack_p_reserve_exact_1): New function.
6256 (vec_stack_o_reserve_1): New static function.
6257 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6258 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6259 (vec_stack_free): New function.
6260 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6261 (VEC_df_ref_stack_alloc): Define.
6262 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6263 DEF_VEC_ALLOC_P_STACK.
6264 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6265 (struct df_collection_rec): Change _vec fields to VEC. Remove
6267 (df_free_collection_rec): Adjust for new fields.
6268 (df_insn_rescan): Use new df_collection_rec fields.
6269 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6270 (df_ref_create_structure, df_ref_record): Likewise.
6271 (df_get_conditional_uses, df_get_call_refs): Likewise.
6272 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6273 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6274 (df_record_exit_block_uses, df_bb_verify): Likewise.
6275 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6276 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6277 Remove count parameter. Change return type to void. Change all
6279 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6280 Remove count parameter. Change return type to void. Change all
6282 (df_install_refs): Change old_vec parameter to VEC. Remove count
6283 parameter. Change all callers.
6284 (df_install_mws): Change old_vec parameter to VEC. Remove count
6285 parameter. Change all callers.
6286 (df_refs_verify): Change new_rec parameter to VEC. Change call
6288 (df_mws_verify): Likewise.
6290 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6292 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6294 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6296 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6298 2009-06-10 Anthony Green <green@moxielogic.com>
6300 * config/moxie/crti.asm: New file.
6301 * config/moxie/crtn.asm: New file.
6302 * config/moxie/moxie.c: New file.
6303 * config/moxie/moxie.h: New file.
6304 * config/moxie/sfp-machine.h: New file.
6305 * config/moxie/moxie-protos.h: New file.
6306 * config/moxie/t-moxie: Created.
6307 * config/moxie/t-moxie-softfp: Created.
6308 * config/moxie/moxie.md: Created.
6309 * config/moxie/constraints.md: Created.
6310 * config.gcc: Add moxie support.
6311 * doc/md.texi (Machine Constraints): Add moxie constraints.
6312 * doc/contrib.texi (Contributors): Mention moxie port.
6313 * doc/install.texi (Specific): Mention the moxie port.
6315 2009-06-09 Ian Lance Taylor <iant@google.com>
6317 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6319 * optabs.c (optab_table): Only use designated initializers if
6320 HAVE_DESIGNATED_INITIALIZERS is defined.
6321 (convert_optab_table): Likewise.
6322 (init_optabs): Always call init_insn_codes if
6323 HAVE_DESIGNATED_INITIALIZERS is not defined.
6325 2009-06-09 Ian Lance Taylor <iant@google.com>
6327 * targhooks.c (default_builtin_vectorized_function): Change fn
6328 parameter to unsigned int.
6329 (default_builtin_vectorized_conversion): Change code parameter to
6331 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6332 * targhooks.h: Update declarations.
6333 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6334 parameter to unsigned int.
6336 * c-typeck.c (comptypes_check_enum_int): New static function.
6337 (comptypes_internal): Add enum_and_int_p parameter. Change all
6339 (comp_target_types): Add location parameter. Change all callers.
6340 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6342 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6343 (build_conditional_expr): Add colon_loc parameter. Change all
6345 (convert_for_assignment): Add location parameter. Change all callers.
6346 * c-parser.c (c_parser_conditional_expression): Pass location of
6347 colon to build_conditional_expr.
6348 * c-tree.h (build_conditional_expr): Update declaration.
6350 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6352 * graphite.c: Revert previous patch.
6354 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6357 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6359 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6361 * tree-ssa-loop-prefetch.c
6362 (loop_prefetch_arrays): Fixed a portability problem in printf format
6365 2009-06-09 Martin Jambor <mjambor@suse.cz>
6367 PR tree-optimization/40351
6368 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6369 refrence to a potential artifical subaccess can be constructed.
6371 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6373 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6374 (sh_override_options): Likewise.
6375 * config/sh/sh.c: Include params.h.
6376 (sh_optimization_options): New.
6377 (sh_override_options): Likewise.
6378 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6379 (OVERRIDE_OPTIONS): Use sh_override_options.
6381 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6383 * dwarf2out.c (emit_cfa_remember): New variable.
6384 (add_fde_cfi): If emit_cfa_remember, recurse to add
6385 DW_CFA_remember_state first.
6386 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6387 instead just set emit_cfa_remember.
6389 2009-06-08 Jan Hubicka <jh@suse.cz>
6392 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6394 2009-06-08 Jan Hubicka <jh@suse.cz>
6397 * cgraphunit.c (save_inline_function_body): Do not copy transform
6398 hooks for saved inline bodies.
6399 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6402 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6404 * jump.c (returnjump_p): Handle delayed branches. Add missing
6407 2009-06-08 Jan Hubicka <jh@suse.cz>
6410 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6411 original node might've been modified.
6412 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6414 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6416 * tree-object-size.c (addr_object_size): Add OSI argument.
6417 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6418 (compute_builtin_object_size, expr_object_size): Adjust callers.
6419 (plus_stmt_object_size): Call addr_object_size instead of
6420 compute_builtin_object_size.
6422 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6423 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6425 * tree-ssa-loop-prefetch.c
6426 (gather_memory_references): Introduced a counter for the number of
6428 (anything_to_prefetch_p): Introduced a counter for the number of
6430 (is_loop_prefetching_profitable): New function with a cost model
6432 (loop_prefetch_arrays): Use the new cost model to determine if
6433 prefetching is profitable.
6434 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6435 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6436 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6437 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6438 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
6439 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6441 2009-06-08 Michael Matz <matz@suse.de>
6444 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6445 partitions use the same.
6446 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6447 for basevars of SSA_NAMEs.
6448 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6449 to not expand them twice.
6450 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6453 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6455 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6456 (fdump-final-insns=, gtoggle): New.
6457 * doc/invoke.texi: Document them.
6458 * final.c (rest_of_clean_state): Dump final insn stream.
6459 * gcc.c (invoke_as): Hook in -fcompare-debug.
6460 (static_spec_functions): Add compare-debug-dump-opt,
6461 compare-debug-self-opt and compare-debug-auxbase-opt.
6462 (compare_debug, compare_debug_second, compare_debug_opt): New.
6463 (switches_debug_check, n_switches_debug_check): New.
6464 (debug_auxbase_opt, debug_check_temp_file): New.
6465 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6467 (do_self_spec): Handle arguments after switches.
6468 (do_spec_1): Add .gk extension to temp file basenames for compare.
6469 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6470 (cc1_options): Use it instead of normal auxbase computation for
6471 the second compare-debug compilation.
6472 (compare_files): New.
6473 (main): Set up and implement compare debug mode.
6474 (compare_debug_dump_opt_spec_function): New.
6475 (compare_debug_self_opt_spec_function): New.
6476 (compare_debug_auxbase_opt_spec_function): New.
6477 * toplev.c (process_options): Handle flag_gtoggle,
6478 flag_dump_final_insns.
6479 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6480 during -fcompare-debug-second compilation.
6482 2009-06-07 Ian Lance Taylor <iant@google.com>
6484 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6485 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6487 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6488 with no default node. Change warning with %H to warning_at.
6489 Don't clear warn_switch around case checking.
6490 * doc/invoke.texi (Warning Options): Clarify distinction between
6491 -Wswitch and -Wswitch-enum.
6493 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6495 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6497 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6499 * gbl-ctors.h: Add header guard.
6501 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6503 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6504 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6505 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6506 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6507 prototypes for removed functions.
6508 (expressions_equal_p): Move to ...
6509 * tree-ssa-sccvn.h: ... here and ...
6510 * matrix-reorg.c: ... adjust includes.
6512 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6514 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6516 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6518 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6519 (finish_function): Remove erroneous whitespace.
6521 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6523 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6524 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6526 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6528 * errors.c (internal_error): Commentary typo fix.
6529 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6530 * tree-ssa-pre.c: Ditto.
6532 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6534 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6535 them is supposed to hold actual statements.
6537 2009-06-06 Ian Lance Taylor <iant@google.com>
6539 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6540 empty statements can now have attributes.
6542 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6544 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6545 * config/mips/mips.md: Ditto.
6547 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6549 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6551 (__eabi_uconvert): Likewise.
6553 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6555 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6556 CFI_* definitions with IN_GCC.
6558 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6560 * xcoffout.h (xcoffout_source_line): Update prototype.
6562 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6564 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6565 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6567 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6570 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6571 inlined_function_outer_scope_p blocks for artificial inlines
6573 * tree.c (tree_nonartificial_location): Rewrite using
6574 block_nonartificial_location.
6576 2009-06-05 Revital Eres <eres@il.ibm.com>
6577 Leehod Baruch <leehod@il.ibm.com>
6579 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6580 (expand_expr_real_1): Remove comment.
6581 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6582 Vectorize misaligned access when the target supports it.
6583 (vect_supportable_dr_alignment): Check for unaligned access support.
6584 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6587 2009-06-05 Julian Brown <julian@codesourcery.com>
6589 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6590 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6592 2009-06-05 Richard Guenther <rguenther@suse.de>
6595 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6598 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6600 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6601 (save_gprs): Don't tell unwinder when a global register is saved.
6602 (s390_emit_epilogue): Emit needed epilogue unwind info.
6604 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6606 * dwarf2out.c (deferred_asm_name): New.
6607 (add_name_and_src_coords_attributes): Defer creation of
6608 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6610 (move_linkage_attr): New.
6611 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6614 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6616 * tree-nested.c (finalize_nesting_tree_1): Declare the
6617 frame_decl in the binding tree.
6619 2009-06-04 Cary Coutant <ccoutant@google.com>
6621 * basic-block.h (struct basic_block_def): Add discriminator field.
6622 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6624 * debug.c (do_nothing_debug_hooks): Add additional entry.
6625 (debug_nothing_int_charstar_int): New function.
6626 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6627 (debug_nothing_int_charstar_int): New declaration.
6628 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6629 discriminator value in .loc directive.
6630 * final.c (last_discriminator): New variable.
6631 (discriminator): New variable.
6632 (final_start_function): Initialize above variables, pass current
6633 discriminator to debug hook.
6634 (notice_source_line): Check for discriminator change.
6635 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6636 * sdbout.c (sdbout_source_line): New parameter.
6637 * tree-cfg.c (struct locus_discrim_map): New structure type.
6638 (discriminator_per_locus): New hash table.
6639 (build_gimple_cfg): Allocate and free discriminator hash table.
6640 (make_edges): Call assign_discriminator.
6641 (locus_map_hash): New function.
6642 (locus_map_eq): New function.
6643 (next_discriminator_for_locus): New function.
6644 (same_line_p): New function.
6645 (assign_discriminator): New function.
6646 (make_cond_expr_edges): Call assign_discriminator.
6647 (make_gimple_switch_edges): Likewise.
6648 (first_non_label_stmt): New function.
6649 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6651 * xcoffout.c (xcoffout_source_line): Add new parameter.
6653 * configure.ac (gcc_cv_as_discriminator): New configury check for
6654 gas support for discriminator.
6655 * configure: Regenerate.
6656 * config.in: Regenerate.
6658 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6660 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6661 val after checking for integers.
6663 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6665 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6667 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6668 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6669 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6670 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6671 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6672 X64_SSE_REGPARM_MAX.
6673 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6674 X64_SSE_REGPARM_MAX.
6676 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6678 * gcc.c (report_times_to_file): New.
6679 (execute): Implement it.
6680 (process_command): Support -time=.
6681 * doc/invoke.texi: Document it.
6683 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6685 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6686 that have value exprs.
6688 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6690 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6691 declarations for constants until...
6692 (dw2_output_indirect_constant_1): ... this point.
6694 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6697 * arm.md (arm_addsi3): Don't try to split an add with an
6698 eliminable register until after reload has completed.
6700 2009-06-03 Ian Lance Taylor <iant@google.com>
6702 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6703 * genattrtab.c (write_length_unit_log): Likewise.
6704 * genchecksum.c (dosum): Likewise.
6705 * gengtype.c (write_rtx_next): Likewise.
6706 (finish_root_table, write_roots): Likewise.
6707 * gimple.c (gimple_ops_offset_): Likewise.
6708 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6709 * config/arc/arc.c (arc_attribute_table): Likewise.
6710 * config/arm/arm.c (arm_attribute_table): Likewise.
6711 * config/avr/avr.c (avr_attribute_table): Likewise.
6712 * config/crx/crx.c (crx_attribute_table): Likewise.
6713 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6714 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6715 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6716 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6717 * config/sh/sh.c (sh_attribute_table): Likewise.
6718 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6719 * config/spu/spu.c (spu_attribute_table): Likewise.
6720 * config/v850/v850.c (v850_attribute_table): Likewise.
6722 * config/alpha/alpha.c (vms_attribute_table): Make static.
6723 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6724 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6725 * config/mips/mips.c (mips_attribute_table): Likewise.
6727 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6729 (cc1-checksum.o): Likewise.
6731 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6733 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6735 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6737 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6738 insn if it is changing sp. Use gen_add3_insn instead of
6739 conditionally gen_addsi3 and gen_adddi3.
6740 (offset_below_red_zone_p): New static inline function.
6741 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6742 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6743 * config/rs6000/ppc-asm.h: Include auto-host.h.
6744 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6745 CFI_RESTORE): Define.
6746 * config/rs6000/crtresxgpr.asm: Add unwind info.
6747 * config/rs6000/crtresxfpr.asm: Likewise.
6748 * config/rs6000/crtresgpr.asm: Likewise.
6749 * config/rs6000/crtresfpr.asm: Likewise.
6750 * config/rs6000/crtsavgpr.asm: Likewise.
6751 * config/rs6000/crtsavfpr.asm: Likewise.
6753 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6754 argument of DWARF2_FRAME_REG_OUT macros.
6756 2009-06-03 Julian Brown <julian@codesourcery.com>
6758 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6759 words or less (including TImode) in core registers.
6761 2009-06-03 Richard Guenther <rguenther@suse.de>
6764 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6766 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6768 * statistics.c (statistics_counter_event): Do not record event
6769 in pass dump if its number == -1.
6770 (curr_statistics_hash): Add assert that we never get passes
6771 with static number == -1.
6773 2009-06-03 Richard Guenther <rguenther@suse.de>
6774 Andrey Belevantsev <abel@ispras.ru>
6776 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6777 non-BLKmode arrays addressable.
6779 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6781 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6782 * config/m68k/m68k.h: ... here.
6783 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6786 2009-06-03 Martin Jambor <mjambor@suse.cz>
6788 PR tree-optimization/40323
6789 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6792 2009-06-03 Richard Guenther <rguenther@suse.de>
6794 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6797 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6799 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6800 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6801 JUMP_TABLE_DATA_P where applicable.
6802 * config/sh/sh.c: Ditto.
6803 * config/sh/sh.h: Ditto.
6804 * config/sh/sh.md: Ditto.
6805 * config/sh/symbian.c: Ditto.
6807 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6809 * config/i386/driver-i386.c (describe_cache): Optimize
6810 concatenation of strings. Use snprintf instead of sprintf.
6811 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6812 target when not compiling with GCC.
6814 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6816 * config/sh/sh.c: Revert last change.
6817 (sh_expand_epilogue): Emit a blockage insn before the frame
6818 pointer adjustment unconditionally.
6820 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6822 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6823 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6824 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6825 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6826 to COLLECT_GCC_OPTIONS.
6828 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6830 * collect2.c (target_system_root): New variable.
6831 (main): Handle --sysroot=.
6832 (ignore_library): Strip the sysroot from the library path.
6834 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6836 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6837 (collect2.o): Depend on collect2-aix.h.
6838 (collect2-aix.o): New rule.
6839 * collect2-aix.h: New file.
6840 * collect2-aix.c: Likewise.
6841 * collect2.c: Include collect2-aix.h. Don't undefine
6842 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6843 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6844 Use TARGET_AIX_VERSION instead of _AIX51.
6845 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6846 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6847 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6848 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6849 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6851 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6853 * collect2.c (ignore_library): Avoid premature post-increment
6856 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6858 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6859 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6860 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6861 CROSS_DIRECTORY_STRUCTURE too.
6862 (LINK_LIBG_SPEC): Likewise.
6863 (LIB_SPEC): Add %R to sysroot paths.
6864 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6865 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6866 * config/rs6000/aix51.h: As for aix43.h.
6867 * config/rs6000/aix52.h: Likewise.
6868 * config/rs6000/aix53.h: Likewise.
6869 * config/rs6000/aix61.h: Likewise.
6870 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6871 to the beginning of sysroot paths.
6873 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6875 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6876 INSN_LISTs that are out of the REG_NOTE range.
6878 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6880 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6881 (struct var_to_expand): Likewise.
6882 (struct opt_info): Add head and tail for linked lists of the above.
6883 (analyze_insn_to_expand_var): Initialize next.
6884 (analyze_iv_to_split_insn): Likewise.
6885 (analyze_insns_in_loop): Create linked lists.
6886 (allocate_basic_variable): Simplify for use without hash table.
6887 (insert_var_expansion_initialization): Likewise, make it type-safer.
6888 (combine_var_copies_in_loop_exit): Likewise.
6889 (apply_opt_in_copies): Walk lists rather than hash tables.
6890 (release_var_copies): Simplified and inlined by hand into...
6891 (free_opt_info): ... this function.
6893 2009-06-02 Richard Guenther <rguenther@suse.de>
6895 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6898 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6900 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6901 only for builtins that are not overridden.
6903 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6905 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6908 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6910 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6912 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6914 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6916 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6918 * common.opt (fdump-unnumbered-links): New.
6919 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6920 * print-rtl.c (flag_dump_unnumbered_links): New.
6921 (print_rtx): Test it.
6923 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6925 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6926 push/pop multiple to 8-byte alignment.
6928 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6930 * config/i386/i386.c (queued_cfa_restores): New static variable.
6931 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6933 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6934 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6935 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6936 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6937 note unconditionally.
6938 (ix86_emit_restore_regs_using_mov): Likewise.
6939 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6940 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6941 it through to ix86_emit_restore_reg_using_pop.
6942 (ix86_emit_leave): Add RED_OFFSET argument. Call
6943 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6944 instead of adding REG_CFA_OFFSET note unconditionally.
6945 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6946 the above functions. Call ix86_add_queued_cfa_restore_notes when
6949 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6950 force output of the label even for dwarf2out_do_cfi_asm.
6951 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6952 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6953 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6955 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6956 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6957 dwarf2out_cfi_label callers.
6958 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6959 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6960 Adjust dwarf2out_cfi_label callers.
6961 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6963 * config/i386/i386.h (struct machine_cfa_state,
6964 struct machine_function): Guard with ifndef USED_FOR_TARGET
6965 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6968 * emutls.c (__emutls_get_address): Change arr->size to mean number
6969 of allocated arr->data entries instead of # of slots + 1.
6972 * recog.c (peep2_reinit_state): New function.
6973 (peephole2_init_state): Use it at the end of a basic block and also
6974 when seeing a RTX_FRAME_RELATED_P insn.
6976 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6978 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6979 fixuns_truncrfdi2): New.
6980 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6981 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6982 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6983 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6984 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6985 *recip_approx): Remove.
6986 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6987 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6988 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6990 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6993 2009-06-01 Ian Lance Taylor <iant@google.com>
6995 * attribs.c (register_attribute): Use CONST_CAST.
6996 * collect2.c (main): Use CONST_CAST2.
6997 (scan_prog_file): Likewise.
6998 * gcc.c (process_command, main): Likewise.
6999 * toplev.c (toplev_main): Likewise.
7001 * c-typeck.c (handle_warn_cast_qual): New static function,
7002 partially broken out of build_c_cast.
7003 (build_c_cast): Call handle_warn_cast_qual.
7004 * doc/invoke.texi (Warning Options): Document new effect of
7007 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7009 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7010 (diagnostic_report_current_module): Print columns.
7011 * common.opt (flag_show_column): Enable by default.
7013 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7015 * alias.c (find_base_term): Check for NULL term before returning.
7017 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7019 Revert due to PR40320:
7020 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7021 * calls.c (emit_library_call_value_1): Don't force_operand for move
7024 2009-06-01 Olivier Hainque <hainque@adacore.com>
7025 Eric Botcazou <ebotcazou@adacore.com>
7027 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7028 to be processed as a bitfield for constructor output purposes.
7029 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7031 * varasm.c (oc_local_state): New type, output_constructor
7032 local state to support communication with helpers.
7033 (oc_outer_state): New type, output_constructor outer state of
7034 relevance in recursive calls.
7035 (output_constructor_array_range): New output_constructor helper,
7036 extracted code for an array range element.
7037 (output_constructor_regular_field): New output_constructor helper,
7038 extracted code for an element that is not a bitfield.
7039 (output_constructor_bitfield): New output_constructor helper,
7040 extracted code for a bitfield element. Accept an OUTER state
7041 argument for recursive processing. Recurse on record or array
7042 CONSTRUCTOR values, possibly past noop conversions.
7043 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7044 VALUE is a valid constant-valued expression for use in a static
7045 bit-field initializer.
7046 (output_constructor): Rework to use helpers. Accept and honor an
7047 OUTER state argument for recursive calls. Return total size. Be
7048 prepared for nested constructors initializing bitfields.
7049 (output_constant): Feed OUTER in calls to output_constructor.
7051 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7053 * calls.c (emit_library_call_value_1): Don't force_operand for move
7056 2009-06-01 Nick Clifton <nickc@redhat.com>
7058 * doc/invoke.texi (IA-64 Options): Fix typo.
7060 2009-06-01 Ira Rosen <irar@il.ibm.com>
7062 PR tree-optimization/39129
7063 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7065 (vect_do_peeling_for_loop_bound): Use
7066 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7067 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7068 (vect_loop_versioning): Likewise.
7069 (vect_create_cond_for_alias_checks): Fix indentation.
7070 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7072 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7073 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7074 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7075 "control flow in loop".
7076 (vect_estimate_min_profitable_iters): Use
7077 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7078 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7079 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7080 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7081 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7082 statement belongs to a group of strided accesses with the exact code
7084 (vectorizable_load): Likewise.
7085 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7086 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7088 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7090 * config/freebsd-stdint.h: New file.
7091 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7092 Add freebsd-stdint.h to tm_file.
7094 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7096 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7097 (thumb2_extendhidi2): Likewise.
7099 2009-05-31 Ian Lance Taylor <iant@google.com>
7101 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7103 2009-05-31 Ian Lance Taylor <iant@google.com>
7105 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7106 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7107 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7109 2009-05-31 Jason Merrill <jason@redhat.com>
7111 * tree-pretty-print.c (print_call_name): Take the callee, not the
7112 call itself. Make non-static. Use dump_function_name for functions.
7113 (dump_generic_node): Adjust.
7114 * diagnostic.h: Declare print_call_name.
7115 * gimple-pretty-print.c (dump_gimple_call): Use it.
7117 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7119 * config/sh/sh.md (ashldi3_std): New define_expand.
7122 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7125 * config/sh/sh.c: Include debug.h.
7126 (sh_expand_epilogue): Emit a blockage insn before the frame
7127 pointer adjustment also when dwarf2out_do_frame returns true.
7129 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7131 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7132 (thumb2_extendqidi2): New pattern.
7134 2009-05-31 Ira Rosen <irar@il.ibm.com>
7136 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7137 mark phis for renaming.
7138 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7139 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7140 Call mark_sym_for_renaming.
7141 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7142 * tree-vect-loop.c (vect_transform_loop): Remove
7143 vect_memsyms_to_rename initialization and a call to
7144 mark_set_for_renaming.
7146 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7149 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7150 frame related even if !set_cfa && style < 0.
7152 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7154 * config/i386/mingw-tls.c: New file.
7155 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7156 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7157 defining _WIN32 but not __CYGWIN__.
7159 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7161 * configure.ac: Add MPC support.
7163 * config.in, configure: Regenerate.
7165 2009-05-29 Richard Henderson <rth@redhat.com>
7167 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7168 NOTE_INSN_BASIC_BLOCK.
7169 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7170 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7171 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7173 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7175 (add_cfi): Disable check redefining cfa away from drap.
7176 (lookup_cfa_1): Add remember argument; handle remember/restore.
7177 (lookup_cfa): Pass remember argument.
7178 (cfa_remember): New.
7179 (compute_barrier_args_size_1): Remove sibcall check.
7180 (dwarf2out_frame_debug_def_cfa): New.
7181 (dwarf2out_frame_debug_adjust_cfa): New.
7182 (dwarf2out_frame_debug_cfa_offset): New.
7183 (dwarf2out_frame_debug_cfa_register): New.
7184 (dwarf2out_frame_debug_cfa_restore): New.
7185 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7186 (dwarf2out_begin_epilogue): New.
7187 (dwarf2out_frame_debug_restore_state): New.
7188 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7189 DW_CFA_restore_state.
7190 (output_cfi_directive): Likewise.
7191 (convert_cfa_to_fb_loc_list): Likewise.
7192 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7193 * dwarf2out.h: Update.
7194 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7195 (copy_insn_1): Early out for null.
7196 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7197 and dwarf2out_frame_debug_restore_state.
7198 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7199 (prologue_insn_hash, epilogue_insn_hash): New.
7200 (free_after_compilation): Adjust freeing accordingly.
7201 (record_insns): Create hash table if needed; push insns into
7202 hash instead of array.
7203 (maybe_copy_epilogue_insn): New.
7204 (contains): Search hash table instead of array.
7205 (sibcall_epilogue_contains): Remove.
7206 (thread_prologue_and_epilogue_insns): Split eh_return insns
7207 and mark them as epilogues.
7208 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7209 scanning in terms of basic blocks.
7210 * insn-notes.def (CFA_RESTORE_STATE): New.
7211 * jump.c (returnjump_p_1): Accept EH_RETURN.
7212 (eh_returnjump_p_1, eh_returnjump_p): New.
7213 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7214 CFA_REGISTER, CFA_RESTORE): New.
7215 * rtl.def (EH_RETURN): New.
7216 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7218 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7219 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7221 * config/i386/i386.c (gen_push): Update cfa state.
7222 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7223 add a CFA_ADJUST_CFA note.
7224 (ix86_dwarf_handle_frame_unspec): Remove.
7225 (ix86_expand_prologue): Update cfa state.
7226 (ix86_emit_restore_reg_using_pop): New.
7227 (ix86_emit_restore_regs_using_pop): New.
7228 (ix86_emit_leave): New.
7229 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7230 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7231 * config/i386/i386.h (struct machine_cfa_state): New.
7232 (ix86_cfa_state): New.
7233 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7234 (eh_return_internal): Merge from eh_return_<mode>,
7235 use eh_return rtx, split w/ epilogue.
7237 2009-05-29 Ian Lance Taylor <iant@google.com>
7239 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7241 * calls.c (emit_library_call_value_1): Likewise.
7243 * c-typeck.c (c_build_va_arg): New function.
7244 * c-tree.h (c_build_va_arg): Declare.
7245 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7246 instead of build_va_arg.
7248 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7250 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7251 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7252 (ptr_difference_cost): Use affine combinations to compute it.
7253 (difference_cost): Likewise.
7254 (get_computation_cost_at): Compute more accurate cost for addresses
7255 if the ratio is a multiplier allowed in addresses.
7256 For non-addresses, consider that an additional offset or symbol is
7259 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7261 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7262 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7264 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7265 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7266 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7268 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7269 to 1 for TYPE_SSE{IADD1,CVT1}.
7270 (prefix_vex_imm8): Removed.
7271 (length_vex): Only pass 1 as second argument to
7272 ix86_attr_length_vex_default if prefix_extra is 0.
7273 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7274 (length): For prefix vex computation use length_immediate
7275 attribute instead of prefix_vex_imm8.
7276 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7277 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7278 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7279 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7280 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7281 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7282 a space in between the operands.
7283 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7284 if one operand is 0xff and the other one si, di, bp or sp.
7285 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7286 other one si, di, bp or sp.
7287 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7288 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7289 type and mode attributes.
7290 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7291 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7292 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7293 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7294 prefix_data16 attribute iff MODE_DF.
7295 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7296 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7297 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7298 constm128_operand in length_immediate computation.
7299 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7300 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7301 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7302 length_immediate attribute to 1.
7303 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7304 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7305 for certain alternatives.
7306 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7307 prefix_data16 attribute if MODE_V1DF.
7308 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7309 length_immediate to 1.
7310 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7311 length_address to 4, set mode attribute to MODE_DI.
7312 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7313 (fxam<mode>2_i387): Set length attribute to 4.
7314 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7315 *prefetch_3dnow_rex): Override length_address attribute.
7316 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7318 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7319 (constm128_operand): Removed.
7320 * config/i386/i386.c (memory_address_length): For
7321 disp && !index && !base in 64-bit mode account for SIB byte if
7322 print_operand_address can't optimize disp32 into disp32(%rip)
7323 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7324 for fs: or gs: segment.
7325 (ix86_attr_length_immediate_default): When checking if shortform
7326 is possible, truncate immediate to the length of the non-shortened
7328 (ix86_attr_length_address_default): Ignore MEM_P operands
7330 (ix86_attr_length_vex_default): Only check for DImode on
7331 GENERAL_REG_P operands.
7332 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7333 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7334 (sse_cvttps2pi): Clear prefix_rep attribute.
7335 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7337 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7338 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7339 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7340 iff operand 2 is const_int_operand.
7341 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7342 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7343 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7345 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7347 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7348 prefix_data16 attribute for movlpd and movhpd instructions.
7349 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7350 length_immediate for shufpd instruction.
7351 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7352 (avx_cmpp<avxmodesuffixf2c><mode>3,
7353 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7354 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7355 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7356 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7357 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7358 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7359 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7360 prefix_data16 attribute for the first alternative to 1.
7361 (*avx_loadlps): Override length_immediate for the first alternative.
7362 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7363 attributes for second alternative.
7364 (*vec_concatv2sf_sse4_1): Override length_immediate and
7365 prefix_data16 attributes for second alternative.
7366 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7367 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7368 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7369 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7370 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7371 prefix_data16 and length_immediate to 1.
7372 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7374 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7375 prefix_extra attribute for variants that don't have 0f prefix alone.
7376 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7377 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7378 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7379 *sse4_1_pextrd): Set length_immediate to 1.
7380 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7381 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7383 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7384 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7385 length_immediate to 1 for second alternative.
7386 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7387 prefix_extra and length_immediate attributes for the first
7389 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7391 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7392 to 1 for the first and third alternative.
7393 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7395 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7397 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7399 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7400 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7401 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7402 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7403 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7404 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7405 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7406 ssse3_psign<mode>3): Override prefix_rex attribute.
7407 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7408 (ssse3_palignrti): Override length_immediate to 1.
7409 (ssse3_palignrdi): Override length_immediate to 1, override
7410 prefix_rex attribute.
7411 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7412 (sse4a_extrqi): Override length_immediate to 2.
7413 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7414 (sse4a_insertq): Override prefix_data16 to 0.
7415 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7416 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7417 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7418 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7419 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7420 and length_immediate to 1.
7421 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7422 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7423 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7424 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7425 and length_immediate to 1.
7426 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7427 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7428 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7429 avx_ptest256): Override prefix_extra to 1.
7430 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7431 Override prefix_data16 and length_immediate to 1.
7432 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7433 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7434 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7435 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7436 prefix_data16 to 0 and prefix_extra to 2.
7437 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7438 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7440 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7441 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7442 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7443 and prefix_extra to 2.
7444 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7445 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7446 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7447 avx_vpermilvar<mode>3,
7448 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7449 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7450 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7451 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7452 Override prefix_extra to 1.
7453 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7454 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7455 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7456 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7457 prefix_extra and length_immediate to 1.
7458 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7460 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7461 to 1 for the first alternative.
7462 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7463 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7465 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7466 *movv2sf_internal_avx, *movv2sf_internal): Override
7467 prefix_rep attribute for certain alternatives.
7468 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7469 attributes for certain alternatives.
7470 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7471 attributes for certain alternatives.
7472 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7473 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7474 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7475 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7476 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7477 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7478 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7479 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7480 length_immediate to 1 if operand 2 is const_int_operand.
7481 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7482 *vec_extractv2si_1): Set length_immediate attribute to 1.
7483 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7484 using old 3DNOW insn rather than SSE/3DNOW_A.
7485 (mmx_emms, mmx_femms): Clear modrm attribute.
7487 2009-05-29 Martin Jambor <mjambor@suse.cz>
7489 * tree-sra.c: New implementation of SRA.
7491 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7492 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7493 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7494 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7495 (SRA_MAX_STRUCTURE_COUNT): Removed.
7496 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7497 * doc/invoke.texi (sra-max-structure-size): Removed.
7498 (sra-field-structure-ratio): Removed.
7500 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7503 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7506 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7508 PR rtl-optimization/40101
7509 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7510 seqno. Adjust comment.
7511 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7512 inserting bookkeeping before a jump, the jump is not scheduled.
7513 When no positive seqno found, provide a value. Add comment.
7515 2009-05-29 Richard Guenther <rguenther@suse.de>
7517 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7518 short-cutting on the first component.
7520 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7523 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7524 for trees other than decls/types.
7526 2009-05-29 Richard Guenther <rguenther@suse.de>
7528 * tree-ssa-operands.c (get_expr_operands): Do not handle
7529 INDIRECT_REFs in the handled-component case. Remove
7530 unused get_ref_base_and_extent case.
7531 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7532 tree_low_cst and host_integerp where possible.
7533 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7534 codes for equivalence.
7535 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7537 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7539 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7540 to tmake_file for i[34567]86-*-cygwin*.
7542 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7545 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7546 (altivec_categorize_keyword, init_vector_keywords,
7547 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7550 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7552 * tree.c (handle_dll_attribute): Check if node is
7553 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7555 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7557 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7559 (thumb2_zero_extendqidi2): Likewise.
7561 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7563 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7564 instead of gen_movrt.
7565 * config/sh/sh.md (movrt): Remove.
7567 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7569 * doc/invoke.texi (IA-64 Options):
7570 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7571 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7572 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7573 -msched-prefer-non-control-spec-insns,
7574 -msched-stop-bits-after-every-cycle,
7575 -msched-count-spec-in-critical-path,
7576 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7577 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7578 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7579 and -msched-spec-verbose.
7581 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7583 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7584 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7586 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7588 2009-05-28 Richard Guenther <rguenther@suse.de>
7590 * tree-ssa-alias.c (ao_ref_init): New function.
7591 (ao_ref_base): Likewise.
7592 (ao_ref_base_alias_set): Likewise.
7593 (ao_ref_alias_set): Likewise.
7594 (refs_may_alias_p_1): Change signature.
7595 (refs_may_alias_p): Adjust.
7596 (refs_anti_dependent_p): Likewise.
7597 (refs_output_dependent_p): Likewise.
7598 (call_may_clobber_ref_p_1): Change signature.
7599 (call_may_clobber_ref_p): Adjust.
7600 (stmt_may_clobber_ref_p_1): New function split out from ...
7601 (stmt_may_clobber_ref_p): ... here.
7602 (maybe_skip_until): Adjust signature.
7603 (get_continuation_for_phi): Likewise.
7604 (walk_non_aliased_vuses): Likewise.
7605 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7606 (ao_ref_init): Declare.
7607 (ao_ref_base): Likewise.
7608 (ao_ref_alias_set): Likewise.
7609 (stmt_may_clobber_ref_p_1): Likewise.
7610 (walk_non_aliased_vuses): Adjust.
7611 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7612 (get_ref_from_reference_ops): remove.
7613 (vn_reference_lookup_2): Adjust signature.
7614 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7615 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7616 (vn_reference_lookup): Adjust.
7617 (vn_reference_insert): Likewise.
7618 (vn_reference_insert_pieces): Adjust signature.
7619 (visit_reference_op_call): Adjust.
7620 * tree-ssa-pre.c (get_expr_type): Simplify.
7621 (phi_translate_1): Adjust.
7622 (compute_avail): Likewise.
7623 (translate_vuse_through_block): Do not re-build trees.
7624 (value_dies_in_block_x): Likewise.
7625 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7627 (vn_reference_lookup_pieces): Adjust declaration.
7628 (vn_reference_insert_pieces): Likewise.
7630 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7632 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7633 with checking disabled.
7635 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7639 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7640 macro definition for support of three-operand format aligned
7641 .comm directive in assembler on cygwin/pe/mingw target OS.
7642 * configure: Regenerate.
7643 * config.h: Regenerate.
7645 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7646 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7647 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7649 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7650 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7652 2009-05-28 Ira Rosen <irar@il.ibm.com>
7654 PR tree-optimization/40254
7655 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7656 in analysis of basic blocks.
7658 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7661 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7662 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7663 (TARGET_INITIALIZER): Use it.
7664 * cse.c (CHEAPER): Move it up to the other macros.
7665 (insert): Rename this ...
7666 (insert_with_costs): ... to this. Add cost parameters. Update
7668 (insert): New function. Call insert_with_costs.
7669 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7670 find_reg_offset_for_const, try_const_anchors): New functions.
7671 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7672 when using a const-anchor. Call insert_const_anchors.
7673 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7674 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7676 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7678 * tree-inline.c (remap_decls): Enable nonlocalized variables
7679 when not optimizing.
7681 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7683 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7684 Simplify other tests involving optimize.
7686 2009-05-27 Tom Tromey <tromey@redhat.com>
7688 * unwind-dw2.c (_Unwind_DebugHook): New function.
7689 (uw_install_context): Call _Unwind_DebugHook.
7691 2009-05-27 Tom Tromey <tromey@redhat.com>
7693 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7695 2009-05-27 Ian Lance Taylor <iant@google.com>
7697 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7698 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7699 (ALL_LINKERFLAGS): Define.
7700 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7701 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7702 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7703 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7704 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7705 $(LINKER_FOR_BUILD).
7706 (build/gcov-iov$(build_exeext)): Likewise.
7708 2009-05-27 Julian Brown <julian@codesourcery.com>
7710 * gcse.c (target.h): Include.
7711 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7712 copy of argument to a pseudo register.
7714 2009-05-27 Diego Novillo <dnovillo@google.com>
7716 * tree-ssa-live.c (dump_scope_block): Document arguments.
7717 (dump_scope_blocks): Document.
7718 (debug_scope_blocks): New.
7719 * tree-flow.h (debug_scope_blocks): Declare.
7721 2009-05-21 Denis Chertykov <denisc@overta.ru>
7723 * doc/contrib.texi (Contributors): Add myself to the list.
7725 2009-05-27 Olivier Hainque <hainque@adacore.com>
7727 * expr.c (target_align): New function. Alignment the TARGET of an
7728 assignment may be assume to have.
7729 (highest_pow2_factor_for_target): Use it instead of relying on
7730 immediate tree attributes of TARGET, not necessarily honored when
7731 intermediate bitfields are involved.
7733 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7736 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7737 AVX, SSE4, AES, PCLMUL and POPCNT.
7739 2009-05-27 Diego Novillo <dnovillo@google.com>
7741 * tree-pretty-print.c (dump_location): New.
7742 (dump_generic_node): Call it.
7743 Factor code to handle BLOCK nodes ...
7744 (dump_block_node): ... here.
7746 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7748 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7750 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7752 * gcc-plugin.h: Include config.h and system.h.
7753 (IN_GCC): Define if not defined.
7755 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7758 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7761 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7763 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7765 * config/m32r/m32r.h: Ditto.
7766 * config/m32r/m32r.md: Ditto.
7767 * config/m32r/predicates.md: Ditto.
7769 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7771 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7773 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7776 (Loading plugins): typo.
7777 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7778 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7779 (Interacting with the GCC Garbage Collector): Added new section.
7780 (Giving information about a plugin): Added new section for
7782 * ggc.h (ggc_register_root_tab): Added declaration.
7783 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7784 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7785 (register_callback): Improved comment in declaration.
7786 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7787 (extra_root_vec) Added static variable for dynamic roots registration.
7788 (ggc_register_root_tab) Added new routine.
7789 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7790 PLUGIN_GGC_MARKING event.
7791 * ggc-zone.c: Include plugin.h.
7792 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7793 * ggc-page.c: Include plugin.h.
7794 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7795 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7796 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7797 (register_callback): check lack of callbacks for
7798 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7799 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7800 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7801 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7802 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7803 dependency on plugin.h.
7804 (plugin.o): Added dependency on ggc.h...
7806 2009-05-26 Richard Guenther <rguenther@suse.de>
7810 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7811 with mismatched comparison modes.
7813 * expr.c (expand_expr_real_1): Expand the operand of a
7814 VIEW_CONVERT_EXPR in its natural mode.
7816 2009-05-26 Ian Lance Taylor <iant@google.com>
7818 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7819 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7820 (ALL_COMPILERFLAGS): Define.
7821 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7822 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7823 (collect2$(exeext), collect2.o): Likewise.
7824 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7825 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7826 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7827 (libbackend.o, intl.o, cppdefault.o): Likewise.
7828 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7829 (build/%.o): Use $(COMPILER_FOR_BUILD).
7830 (build/gen%$(build_exeext)): Likewise.
7831 (build/gcov-iov$(build_exeext)): LIkewise.
7832 * config/t-darwin (darwin.o): Use $(COMPILER).
7833 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7834 * config/t-sol2 (sol2-c.o): Likewise.
7836 * config/t-vxworks (vxworks.o): Likewise.
7837 * config/x-darwin (host-darwin.o): Likewise.
7838 * config/x-hpux (host-hpux.o): Likewise.
7839 * config/x-linux (host-linux.o): Likewise.
7840 * config/x-solaris (host-solaris.o): Likewise.
7841 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7842 * config/arm/t-arm (arm-c.o): Likewise.
7843 * config/arm/t-pe (pe.o): Likewise.
7844 * config/arm/t-wince-pe (pe.o): Likewise.
7845 * config/i386/t-cygming (winnt.o): Likewise.
7846 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7847 * config/i386/t-cygwin (cygwin1.o): Likewise.
7848 (cygwin2.o): Likewise.
7849 * config/i386/t-i386 (i386-c.o): Likewise.
7850 * config/i386/t-interix (winnt.o): Likewise.
7851 * config/i386/t-netware (netware.o): Likewise.
7852 * config/i386/t-nwld (nwld.o): Likewise.
7853 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7854 * config/i386/x-i386 (driver-i386.o): Likewise.
7855 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7856 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7857 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7858 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7859 * config/mips/x-native (driver-native.o): Likewise.
7860 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7861 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7862 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7863 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7864 * config/score/t-score-elf (score7.o): Likewise.
7865 (score3.o): Likewise.
7866 * config/sh/t-sh (sh-c.o): Likewise.
7867 * config/sh/t-symbian (sh-c.o): Likewise.
7868 (symbian.o): Likewise.
7869 * config/spu/t-spu-elf (spu-c.o): Likewise.
7870 * config/v850/t-v850 (v850-c.o): Likewise.
7871 * config/v850/t-v850e (v850-c.o): Likewise.
7873 2009-05-26 Richard Guenther <rguenther@suse.de>
7875 PR tree-optimization/40122
7876 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7877 VECTOR_CSTs if possible.
7878 (fold_gimple_assign): Likewise.
7880 2009-05-26 Richard Guenther <rguenther@suse.de>
7883 * fold-const.c (fold_binary): Use the correct types for building
7886 2009-05-26 Richard Guenther <rguenther@suse.de>
7888 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7889 redundant calls to merge_alias_info.
7890 (bump_vector_ptr): Likewise.
7891 * tree-ssa-copy.c (merge_alias_info): Remove.
7892 (replace_exp_1): Remove call to merge_alias_info.
7893 (propagate_tree_value): Likewise.
7894 (fini_copy_prop): Propagate points-to info.
7895 * tree-flow.h (merge_alias_info): Remove.
7897 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7899 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7901 2009-05-25 Jan Hubicka <jh@suse.cz>
7903 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7904 * cgraph.h (struct inline_summary): New filed self_wize,
7905 size_inlining_benefit, self_time and time_inlining_benefit.
7906 (struct cgraph_global_info): Replace insns by time ans size fields.
7907 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7908 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7909 (ipcp_update_callgraph): Do not touch function bodies.
7910 * ipa-inline.c: Include except.h
7911 (MAX_TIME): New constant.
7912 (overall_insns): Remove.
7914 (overall_size, max_benefit): New static variables.
7915 (cgraph_estimate_time_after_inlining): New function.
7916 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7917 (cgraph_clone_inlined_nodes): Update size.
7918 (cgraph_mark_inline_edge): Update size.
7919 (cgraph_estimate_growth): Use size info.
7920 (cgraph_check_inline_limits): Check size.
7921 (cgraph_default_inline_p): Likewise.
7922 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7923 (cgraph_decide_recursive_inlining): Check size.
7924 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7926 (cgraph_decide_inlining): Likewise.
7927 (cgraph_decide_inlining_incrementally): Likewise; honor
7928 PARAM_EARLY_INLINING_INSNS.
7929 (likely_eliminated_by_inlining_p): New predicate.
7930 (estimate_function_body_sizes): New function.
7931 (compute_inline_parameters): Use it.
7932 * except.c (must_not_throw_labels): New function.
7933 * except.h (must_not_throw_labels): Declare.
7934 * tree-inline.c (init_inline_once): Kill inlining_weigths
7935 * tree-ssa-structalias.c: Avoid uninitialized warning.
7936 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7937 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7938 (PARAM_INLINE_CALL_COST): Remove.
7939 (PARAM_EARLY_INLINING_INSNS): New.
7941 2009-05-25 Richard Guenther <rguenther@suse.de>
7943 PR tree-optimization/36327
7944 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7945 callback for reference translation or lookup at the point of may-defs.
7946 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7947 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7948 for union COMPONENT_REFs.
7949 (vn_reference_lookup_3): New callback. Lookup from memset
7950 and CONSTRUCTOR assignment, translate through struct copies.
7951 (vn_reference_lookup_pieces): Make sure to not free the
7952 passed operands array. Adjust walk_non_aliased_vuses call.
7953 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7954 make sure we do not leak memory.
7956 2009-05-25 Richard Guenther <rguenther@suse.de>
7958 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7959 * tree-inline.c (expand_call_inline): Reset the escaped and
7961 * tree-ssa-structalias.c (pass_build_ealias): New.
7962 * tree-pass.h (pass_build_ealias): Declare.
7963 * passes.c (init_optimization_passes): Add PTA during
7964 early optimizations.
7965 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7966 and CALLUSED solutions.
7967 (dump_points_to_solution): New function, split out from ...
7968 (dump_points_to_info_for): ... here.
7969 * tree-parloops.c (parallelize_loops): Reset the escaped and
7972 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7975 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7976 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7978 2009-05-25 Ira Rosen <irar@il.ibm.com>
7980 PR tree-optimization/40238
7981 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7982 statements after basic block's labels.
7983 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7984 to free the allocated memory.
7986 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7988 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7989 return address with a USE.
7991 2009-05-24 Richard Guenther <rguenther@suse.de>
7994 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
7995 array type from the main variant of the inner type.
7997 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7999 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8000 definition to bool (from int) to un-break build.
8001 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8003 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8005 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8006 discard_stmt_changes): Delete.
8007 * tree-ssa-operands.c (scb_stack): Delete.
8008 (init_ssa_operands): Do not initialize it.
8009 (fini_ssa_operands): Do not free it.
8010 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8012 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8013 update_stmt, remove the others. Fix comments.
8014 * tree-dfa.c (optimize_stack_restore): Likewise.
8015 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8016 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8017 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8018 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8020 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8021 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8022 (dom_opt_finalize_block): Likewise, adjusting access to
8024 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8025 (stmts_to_rescan): Change item type to gimple.
8026 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8028 2009-05-24 Ira Rosen <irar@il.ibm.com>
8030 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8031 * tree-pass.h (pass_slp_vectorize): New pass.
8032 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8033 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8034 * tree-vectorizer.c (timevar.h): Include.
8035 (user_vect_verbosity_level): Declare.
8036 (vect_location): Fix comment.
8037 (vect_set_verbosity_level): Update user_vect_verbosity_level
8038 instead of vect_verbosity_level.
8039 (vect_set_dump_settings): Add an argument. Ignore user defined
8040 verbosity if dump flags require higher level of verbosity. Print to
8041 stderr only for loop vectorization.
8042 (vectorize_loops): Update call to vect_set_dump_settings.
8043 (execute_vect_slp): New function.
8044 (gate_vect_slp): Likewise.
8045 (struct gimple_opt_pass pass_slp_vectorize): New.
8046 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8048 (vec_info_for_bb): New function.
8049 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8050 (VECTORIZATION_ENABLED): New macro.
8051 (SLP_ENABLED, SLP_DISABLED): Likewise.
8052 (vect_is_simple_use): Add bb_vec_info argument.
8053 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8054 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8055 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8056 vect_schedule_slp, vect_analyze_slp): Likewise.
8057 (vect_analyze_stmt): Add slp_tree argument.
8058 (find_bb_location): Declare.
8059 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8060 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8061 (vect_analyze_loop_operations, vect_analyze_loop,
8062 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8063 vect_finalize_reduction, vectorizable_reduction,
8064 vectorizable_live_operation, vect_transform_loop): Likewise.
8065 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8066 skip evolution analysis if analyzing a basic block.
8067 (dr_analyze_indices): Likewise.
8068 (initialize_data_dependence_relation): Skip the test whether the
8069 object is invariant for basic blocks.
8070 (compute_all_dependences): Skip dependence analysis for data
8071 references in basic blocks.
8072 (find_data_references_in_stmt): Don't fail in case of invariant
8073 access in basic block.
8074 (find_data_references_in_bb): New function.
8075 (find_data_references_in_loop): Move code to
8076 find_data_references_in_bb and add a call to it.
8077 (compute_data_dependences_for_bb): New function.
8078 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8079 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8081 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8082 unknown dependence in basic block and fail in case of dependence in
8084 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8085 dependence instances from either loop or basic block vectorization
8087 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8088 before calling nested_in_vect_loop_p.
8089 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8090 dependence instances from either loop or basic block vectorization
8092 (vect_verify_datarefs_alignment): Likewise.
8093 (vect_enhance_data_refs_alignment): Adjust function calls.
8094 (vect_analyze_data_refs_alignment): Likewise.
8095 (vect_analyze_group_access): Fix printing. Skip different checks if
8096 DR_STEP is 0. Keep strided stores either in loop or basic block
8097 vectorization data structure. Fix indentation.
8098 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8100 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8101 dependence instances from either loop or basic block vectorization
8103 (vect_analyze_data_refs): Update comment. Call
8104 compute_data_dependences_for_bb to analyze basic blocks.
8105 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8106 case of loop vectorization. In case of basic block vectorization use
8107 data-ref itself as a base.
8108 (vect_create_data_ref_ptr): In case of basic block vectorization:
8109 don't advance the pointer, add new statements before the current
8110 statement. Adjust function calls.
8111 (vect_supportable_dr_alignment): Support only aligned accesses in
8112 basic block vectorization.
8113 * common.opt (ftree-slp-vectorize): New flag.
8114 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8115 (vect_pattern_recog_1): Likewise.
8116 * tree-vect-stmts.c (process_use): Likewise.
8117 (vect_init_vector): Add new statements in the beginning of the basic
8118 block in case of basic block SLP.
8119 (vect_get_vec_def_for_operand): Adjust function calls.
8120 (vect_finish_stmt_generation): Likewise.
8121 (vectorizable_call): Add assert that it is loop vectorization, adjust
8123 (vectorizable_conversion, vectorizable_assignment): Likewise.
8124 (vectorizable_operation): In case of basic block SLP, take
8125 vectorization factor from statement's type and skip the relevance
8126 check. Adjust function calls.
8127 (vectorizable_type_demotion): Add assert that it is loop
8128 vectorization, adjust function calls.
8129 (vectorizable_type_promotion): Likewise.
8130 (vectorizable_store): Check for outer loop only in case of loop
8131 vectorization. Adjust function calls. For basic blocks, skip the
8132 relevance check and don't advance pointers.
8133 (vectorizable_load): Likewise.
8134 (vectorizable_condition): Add assert that it is loop vectorization,
8135 adjust function calls.
8136 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8137 that it is not reduction, get vector type, call only supported
8138 functions, skip loop specific parts.
8139 (vect_transform_stmt): Check for outer loop only in case of loop
8141 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8142 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8143 for external definition.
8144 * passes.c (pass_slp_vectorize): New pass.
8145 * tree-vect-slp.c (find_bb_location): New function.
8146 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8147 check for patterns only in loops.
8148 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8149 case of multiple types in basic block SLP.
8150 (vect_mark_slp_stmts_relevant): New function.
8151 (vect_supported_load_permutation_p): Fix comment.
8152 (vect_analyze_slp_instance): Add argument. In case of basic block
8153 SLP, take vectorization factor from statement's type, check that
8154 unrolling factor is 1. Adjust function call. Save SLP instance in
8155 either loop or basic block vectorization structure. Return FALSE,
8157 (vect_analyze_slp): Add argument. Get strided stores groups from
8158 either loop or basic block vectorization structure. Return FALSE
8159 if basic block SLP failed.
8160 (new_bb_vec_info): New function.
8161 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8162 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8163 (vect_schedule_slp): Add argument. Get SLP instances from either
8164 loop or basic block vectorization structure. Set vectorization factor
8165 to be 1 for basic block SLP.
8166 (vect_slp_transform_bb): New function.
8167 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8169 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8171 * final.c (shorten_branches): Do not align labels for jump tables.
8172 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8174 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8176 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8177 Remove outdated reference to flow.c and fix nits.
8178 * doc/gccint.texi: Tweak RTL description.
8179 * doc/rtl.texi: Likewise.
8181 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8183 * config/avr/avr.c: Change my email address.
8184 * config/avr/avr.h: Likewise.
8185 * config/avr/avr.md: Likewise.
8186 * config/avr/avr-protos.h: Likewise.
8187 * config/avr/libgcc.S: Likewise.
8189 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8191 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8192 (spu_split_load, spu_split_store): Change return type to int.
8193 (spu_split_convert): Declare.
8194 * config/spu/predicates.md (spu_mem_operand): Remove.
8195 (spu_mov_operand): Update.
8196 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8197 * config/spu/spu.c (regno_aligned_for_load): Remove.
8198 (reg_aligned_for_addr, spu_expand_load): Define.
8199 (spu_expand_extv): Reimplement and handle MEM.
8200 (spu_expand_insv): Handle MEM.
8201 (spu_sched_reorder): Handle insn's with length 0.
8202 (spu_legitimate_address_p): Reimplement.
8203 (store_with_one_insn_p): Return TRUE for any mode with size
8204 larger than 16 bytes.
8205 (address_needs_split): Define.
8206 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8208 (spu_convert_move): Define.
8209 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8210 (spu_split_store): Change all MEM's to TImode.
8211 (spu_init_expanders): Preallocate registers that correspond to
8212 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8214 (spu_split_convert): Define.
8215 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8216 (_move<mode>, _movdi, _movti): Update predicate and condition.
8217 (load, store): Change to define_split.
8218 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8220 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8221 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8222 define_insn_and_split of lshr<mode>3.
8223 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8224 (<v>ashr<mode>3_imm): Define.
8225 (extv, extzv, insv): Allow MEM operands.
8226 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8227 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8228 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8229 (_spu_convert2): Change to define_insn_and_split and remove the
8230 corresponding define_peephole2.
8231 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8232 Change predicates to memory_operand.
8234 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8236 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8238 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8240 PR tree-optimization/40219
8241 * tree.c (iterative_hash_expr): Make sure the builtin function is
8242 a normal builtin function and not a front end or back end builtin
8243 before indexing into the built_in_decls array.
8245 2009-05-22 Richard Guenther <rguenther@suse.de>
8248 * alias.c (write_dependence_p): Do not use TBAA for answering
8249 anti-dependence or output-dependence.
8250 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8251 (emit_pointer_definition): Remove.
8252 (emit_alias_warning): Likewise.
8253 (find_what_var_points_to): Remove TBAA pruning code.
8254 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8256 (compute_points_to_sets): Remove code computing the set of
8257 dereferenced pointers.
8258 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8259 oracle for querying anti and output dependencies.
8260 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8261 if TBAA may be applied.
8262 (refs_anti_dependent_p): New function.
8263 (refs_output_dependent_p): Likewise.
8264 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8265 (refs_output_dependent_p): Likewise.
8266 * doc/tree-ssa.texi (Memory model): New section.
8267 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8268 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8269 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8270 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8271 * expr.c (expand_expr_real_1): Likewise.
8272 * gimple-low.c (lower_stmt): Likewise.
8273 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8274 (dump_gimple_cdt): Remove.
8275 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8276 (gimple_size): Likewise.
8277 (walk_gimple_op): Likewise.
8278 (is_gimple_stmt): Likewise.
8279 (walk_stmt_load_store_addr_ops): Likewise.
8280 (gimple_build_cdt): Remove.
8281 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8282 * gimple.h (gimple_cdt_new_type): Remove.
8283 (gimple_cdt_new_type_ptr): Likewise.
8284 (gimple_cdt_set_new_type): Likewise.
8285 (gimple_cdt_location): Likewise.
8286 (gimple_cdt_location_ptr): Likewise.
8287 (gimple_cdt_set_location): Likewise.
8288 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8289 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8290 GIMPLE_CHANGE_DYNAMIC_TYPE.
8291 (verify_types_in_gimple_stmt): Likewise.
8292 * tree-inline.c (estimate_num_insns): Likewise.
8293 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8294 (copy_decl_to_var): Likewise.
8295 (copy_result_decl_to_var): Likewise.
8296 * tree-pretty-print.c (dump_generic_node): Do not handle
8297 CHANGE_DYNAMIC_TYPE_EXPR.
8298 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8299 * tree-ssa-operands.c (get_expr_operands): Likewise.
8300 * tree-ssa-structalias.c (struct variable_info): Remove
8301 no_tbaa_pruning member.
8302 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8303 (unify_nodes): Do not copy it.
8304 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8305 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8306 (set_uids_in_ptset): Do not check it.
8307 (find_what_var_points_to): Likewise.
8308 (compute_tbaa_pruning): Remove.
8309 (compute_points_to_sets): Do not call it.
8310 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8311 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8312 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8313 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8314 (DECL_NO_TBAA_P): Likewise.
8315 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8316 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8317 (expand_omp_atomic_pipeline): Do not set it.
8318 * print-tree.c (print_node): Do not dump it.
8319 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8322 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8325 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8328 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8330 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8333 2009-05-22 Ben Elliston <bje@au.ibm.com>
8335 * Makefile.in (bversion.h, s-bversion): New targets.
8336 (TOPLEV_H): Add bversion.h.
8337 * toplev.h: Include "bversion.h".
8338 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8339 the __format__ attribute only if compiling with the same version
8340 of GCC as the sources (the "build version").
8342 2009-05-22 Ben Elliston <bje@au.ibm.com>
8344 * c-format.c (handle_format_attribute): Fix comment typo.
8346 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8349 * config/ia64/ia64.opt (mfused-madd): New.
8350 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8351 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8352 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8353 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8354 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8355 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8356 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8357 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8358 instruction if !TARGET_FUSED_MADD.
8359 (fpma, fpms): Remove colon from name.
8361 2009-05-22 Richard Guenther <rguenther@suse.de>
8363 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8364 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8365 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8367 (create_expression_by_pieces): Only convert if necessary.
8368 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8369 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8371 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8373 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8374 regular pattern from a template and rename it ...
8375 (*extzv_truncsi_exts): ... to this.
8377 2009-05-21 Richard Guenther <rguenther@suse.de>
8379 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8380 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8381 (cgraph_default_inline_p): Likewise.
8382 (cgraph_decide_inlining_incrementally): Likewise.
8384 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8385 Uros Bizjak <ubizjak@gmail.com>
8387 * config/i386/cpuid.h (bit_MOVBE): New.
8389 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8391 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8392 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8393 (ix86_handle_option): Handle OPT_mmovbe.
8394 (ix86_target_string): Add -mmovbe.
8395 (pta_flags): Add PTA_MOVBE.
8396 (processor_alias_table): Add PTA_MOVBE to "atom".
8397 (override_options): Handle PTA_MOVBE.
8399 * config/i386/i386.h (TARGET_MOVBE): New.
8401 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8402 (*bswapsi_movbe): New.
8403 (*bswapdi_movbe): Likewise.
8404 (bswapdi2): Renamed to ...
8406 (bswapdi2): New expander.
8408 * config/i386/i386.opt (mmovbe): New.
8410 * doc/invoke.texi: Document -mmovbe.
8412 2009-05-21 Taras Glek <tglek@mozilla.com>
8414 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8415 * gcc-plugin.h (plugin_init): Updated signature.
8416 * gcc-plugin.h (plugin_name_args): Moved to this header.
8417 * doc/plugins.texi (plugin_init): Updated documention to reflect
8419 * doc/plugins.texi (plugin_name_args): Added to documention.
8421 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8423 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8424 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8426 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8428 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8429 JUMP_TABLE_DATA_P predicates where applicable.
8430 * config/i386/predicates.md: Ditto.
8431 * config/i386/sse.md: Ditto.
8433 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8435 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8436 operand2 -128 override length_immediate attribute to 1.
8437 * config/i386/predicates.md (constm128_operand): New predicate.
8439 * config/i386/i386.c (memory_address_length): Handle %r12
8440 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8442 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8443 mode look through optional ZERO_EXTEND and SUBREG.
8444 * config/i386/i386.md (R12_REG): New define_constant.
8445 (prefix_data16): For sse unit set also for MODE_TI insns.
8446 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8447 insns set if operand 1 is ext_QIreg_operand.
8448 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8449 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8451 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8452 mode from MODE_DI to MODE_SI.
8453 (movdi_1_rex64): Override modrm and length_immediate attributes
8454 only for movabs (TYPE_IMOV, alternative 2).
8455 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8456 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8457 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8458 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8459 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8460 prefix_rex attribute if DImode.
8461 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8462 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8463 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8464 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8465 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8466 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8467 Likewise. For TYPE_IMOV clear length_immediate attribute.
8468 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8469 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8470 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8471 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8472 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8473 or one operand TYPE_ISHIFT.
8474 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8475 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8476 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8477 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8478 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8479 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8480 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8481 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8482 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8483 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8484 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8485 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8486 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8487 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8488 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8489 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8490 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8491 set mode attribute, don't override length attribute.
8492 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8494 (return_internal_long): Set length attribute to 2 instead of 1.
8495 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8496 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8497 prefix_rex attribute.
8498 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8500 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8502 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8504 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8506 2009-05-20 Ian Lance Taylor <iant@google.com>
8508 * tree.c (build_tree_list_vec_stat): New function.
8509 (ctor_to_vec): New function.
8510 (build_nt_call_vec): New function.
8511 (build_call_array): Change args to be a const pointer.
8512 (build_call_vec): New function.
8513 * tree.h (build_nt_call_vec): Declare.
8514 (build_tree_list_vec_stat): Declare.
8515 (build_tree_list_vec): Define.
8516 (build_call_array): Update declaration.
8517 (build_call_vec): Declare.
8518 (ctor_to_vec): Declare.
8519 * c-common.c (tree_vector_cache): New static variable.
8520 (make_tree_vector): New function.
8521 (release_tree_vector): New function.
8522 (make_tree_vector_single): New function.
8523 (make_tree_vector_copy): New function.
8524 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8525 (make_tree_vector_single, make_tree_vector_copy): Declare.
8526 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8527 (c_parser_expr_list): Don't manage cache here, instead call
8529 (c_parser_release_expr_list): Remove static function.
8530 (c_parser_vec_to_tree_list): Remove static function.
8531 (c_parser_attributes): Call build_tree_list_vec instead of
8532 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8533 c_parser_release_expr_list.
8534 (c_parser_postfix_expression_after_primary): Likewise.
8535 (c_parser_objc_keywordexpr): Likewise.
8537 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8539 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8540 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8541 TARGET_CONVERT_TO_TYPE.
8542 * hooks.c (hook_tree_const_tree_null): Define.
8543 * hooks.h (hook_tree_const_tree_null): Declare.
8544 * target.h (struct gcc_target): Add invalid_parameter_type,
8545 invalid_return_type, promoted_type, and convert_to_type fields.
8546 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8547 (TARGET_INVALID_RETURN_TYPE): Define.
8548 (TARGET_PROMOTED_TYPE): Define.
8549 (TARGET_CONVERT_TO_TYPE): Define.
8550 (TARGET_INITIALIZER): Update for new fields.
8551 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8552 (grokparms): Check targetm.invalid_parameter_type.
8553 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8554 * c-convert.c (convert): Check targetm.convert_to_type.
8556 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8558 * config/mips/mips.md (*extenddi_truncate<mode>,
8559 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8561 (*extendhi_truncateqi): New define_insn_and_sptit.
8563 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8566 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8567 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8569 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8571 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8572 the operand of VIEW_CONVERT_EXPR.
8574 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8576 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8577 extended family and model for Intel processors. Support Intel Atom.
8579 2009-05-20 Olivier Hainque <hainque@adacore.com>
8581 * gstab.h (stab_code_type): Define, to be used instead of the
8582 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8584 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8585 occurrences by stab_code_type.
8586 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8588 2009-05-20 Martin Jambor <mjambor@suse.cz>
8590 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8591 (sra_insert_before): Likewise.
8592 (sra_insert_after): Likewise.
8593 (sra_init_cache): Likewise.
8594 (sra_type_can_be_decomposed_p): Likewise.
8595 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8596 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8597 (sra_insert_before): Likewise.
8598 (sra_insert_after): Likewise.
8599 (sra_init_cache): Likewise.
8600 (insert_edge_copies_seq): Made static and moved upwards.
8602 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8605 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8607 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8608 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8611 2009-05-20 Richard Guenther <rguenther@suse.de>
8613 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8614 with mismatched comparison modes.
8616 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8618 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8619 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8620 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8621 with shifts for Thumb2.
8622 (orsi_notsi): New for orn.
8623 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8624 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8625 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8626 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8627 Don't invert remainder for IOR.
8629 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8631 PR tree-optimization/40087
8632 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8633 number_of_iterations_ne): Rename never_infinite argument.
8634 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8635 number_of_iterations_le): Handle pointer-type ivs when
8636 exit_must_be_taken is false.
8637 (number_of_iterations_cond): Do not always assume that
8638 exit_must_be_taken if the control variable is a pointer.
8640 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8642 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8643 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8645 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8647 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8648 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8650 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8653 * c.opt (Wlogical-op): Disabled by default.
8654 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8656 * doc/invoke.texi (Wlogical-op): Likewise.
8658 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8660 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8662 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8663 Propagate the type of the first operand.
8664 <ASSERT_EXPR>: Simplify.
8665 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8666 Rewrite using the RHS code as discriminant.
8667 <NOP_EXPR>: Turn into CASE_CONVERT.
8668 <PLUS_EXPR>: Propagate the type of the first operand.
8670 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8672 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8673 (ia64_dconst_0_375): New.
8674 * config/ia64/ia64.c (ia64_override_options): Remove
8675 -minline-sqrt-min-latency warning.
8676 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8677 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8678 * config/ia64/ia64.md (*sqrt_approx): Remove.
8679 (sqrtsf2): Remove #if 0.
8680 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8681 (sqrtdf): Remove assert.
8682 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8683 (sqrtxf2): Remove #if 0.
8684 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8685 * div.md (sqrt_approx_rf): New.
8686 (sqrtsf2_internal_thr): New implementation.
8687 (sqrtsf2_internal_lat): New.
8688 (sqrtdf2_internal_thr: New implementation.
8689 (sqrtxf2_internal): New implementation.
8691 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8692 Hans-Peter Nilsson <hp@axis.com>
8694 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8695 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8696 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8697 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8698 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8699 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8700 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8701 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8702 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8703 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8704 * c-common.c: ...from here.
8706 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8708 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8710 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8712 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8714 2009-05-19 Ben Elliston <bje@au.ibm.com>
8716 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8717 assignments with memcpy calls.
8718 (add_fdes): Likewise.
8719 (binary_search_unencoded_fdes): Likewise.
8720 (linear_search_fdes): Eliminate type puns.
8722 2009-05-19 Richard Guenther <rguenther@suse.de>
8724 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8725 not falsely claim to have propagated into all uses.
8727 2009-05-19 Ben Elliston <bje@au.ibm.com>
8729 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8732 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8734 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8735 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8736 (TARGET_LEGITIMATE_ADDRESS_P): New.
8737 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8738 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8740 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8743 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8744 child of the containing namespace's DIE.
8746 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8748 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8749 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8750 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8753 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8756 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8757 gen_align with gen_pad.
8758 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8759 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8761 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8762 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8764 * config/i386/i386.md (align): Renamed to ...
8765 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8766 ASM_OUTPUT_MAX_SKIP_PAD.
8768 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8770 * config.gcc: Fix variable syntax.
8773 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8774 before calling exact_log2.
8775 (output_iorsi3): Likewise.
8776 (output_xorsi3): Likewise.
8778 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8780 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8781 for the none zero constant operand except for EQ and NE
8782 comprisons even when the first operand is R0.
8784 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8786 * config/s390/2064.md: Remove trailing whitespaces.
8787 * config/s390/2084.md: Likewise.
8788 * config/s390/constraints.md: Likewise.
8789 * config/s390/fixdfdi.h: Likewise.
8790 * config/s390/libgcc-glibc.ver: Likewise.
8791 * config/s390/s390-modes.def: Likewise.
8792 * config/s390/s390-protos.h: Likewise.
8793 * config/s390/s390.c: Likewise.
8794 * config/s390/s390.h: Likewise.
8795 * config/s390/s390.md: Likewise.
8796 * config/s390/tpf-unwind.h: Likewise.
8798 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8800 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8802 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8805 * configure.ac (m68k-*-*): Check if binutils support TLS.
8806 * configure: Regenerate.
8807 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8808 * config/m68k/constraints.md (Cu): New constraint.
8809 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8810 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8811 (movsi): Handle TLS symbols.
8812 (addsi3_5200): Handle XTLS symbols, indent.
8813 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8814 (m68k_tls_reference_p): Declare.
8815 (m68k_legitimize_address): Declare.
8816 (m68k_unwrap_symbol): Declare.
8817 * config/m68k/m68k.opt (mxtls): New option.
8818 * config/m68k/m68k.c (ggc.h): Include.
8819 (m68k_output_dwarf_dtprel): Implement hook.
8820 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8821 (m68k_expand_prologue): Load GOT pointer when function needs it.
8822 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8823 (m68k_legitimate_constant_address_p): Same.
8824 (m68k_decompose_address): Handle TLS references.
8825 (m68k_get_gp): New static function.
8826 (enum m68k_reloc): New contants.
8827 (TLS_RELOC_P): New macro.
8828 (m68k_wrap_symbol): New static function.
8829 (m68k_unwrap_symbol): New function.
8830 (m68k_final_prescan_insn_1): New static function.
8831 (m68k_final_prescan_insn): New function.
8832 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8834 (legitimize_pic_address): Handle TLS references..
8835 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8836 (m68k_libcall_value_in_a0_p)
8837 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8838 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8839 (m68k_legitimize_tls_address): Handle TLS references.
8840 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8842 (m68k_legitimize_address): Handle TLS symbols.
8843 (m68k_get_reloc_decoration): New static function.
8844 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8846 (m68k_output_dwarf_dtprel): Implement hook.
8847 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8848 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8849 m68k_call_* routines.
8850 (sched_attr_op_type): Handle TLS symbols.
8851 (gt-m68k.h): Include.
8852 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8853 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8855 2009-05-18 Martin Jambor <mjambor@suse.cz>
8857 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8858 (visit_store_addr_for_mod_analysis): New function.
8859 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8860 (determine_cst_member_ptr): Use gimple_assign_single_p.
8861 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8862 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8863 operands. Don't check number of operands of a NOP_EXPR.
8865 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8867 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8869 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8872 * c-common.c (warn_logical_operator): Don't warn if one of
8873 expression isn't always true or false.
8875 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8877 * config/i386/biarch32.h: New file.
8878 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8880 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8882 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8883 *zero_extend<mode>_truncqi): Merge these into ...
8884 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8885 Name the pattern following this as *zero_extendhi_truncqi.
8887 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8890 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8891 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8892 (output_info): Make field HOST_WIDEST_INT.
8893 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8894 (dump_bitmat_statistics): Same.
8896 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8898 * config.gcc (use_gcc_stdint): Set to wrap.
8899 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8900 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8901 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8902 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8903 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8904 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8905 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8906 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8908 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8910 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8912 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8913 Move definitions earlier.
8914 (OPT_ARCH64, OPT_ARCH32): Define.
8915 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8918 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8921 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8924 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8926 * arm.md (movdi2): Copy non-reg values to DImode registers.
8928 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8931 * final.c (label_to_max_skip): New function.
8932 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8933 CODE_LABEL_NUMBER <= max_labelno.
8934 * output.h (label_to_max_skip): New prototype.
8935 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8936 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8937 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8938 Handle CODE_LABELs with >= 16 byte alignment or with
8939 max_skip == (1 << align) - 1.
8940 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8941 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8944 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8945 .p2align 3 if MAX_SKIP is smaller than 7.
8946 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8948 2009-05-15 Ian Lance Taylor <iant@google.com>
8950 * alias.c (struct alias_set_entry_d): Rename from struct
8951 alias_set_entry. Change all uses.
8952 * except.c (struct call_site_record_d): Rename from struct
8953 call_site_record. Change all uses.
8954 * except.h (struct eh_region_d): Rename from struct eh_region.
8956 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8958 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8959 ivtype_map_elt. Change all uses.
8960 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8962 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8963 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8965 (struct sese_d): Rename from struct sese. Change all uses.
8966 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8967 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8968 * optabs.h (struct optab_d): Rename from struct optab. Change all
8970 (struct convert_optab_d): Rename from struct convert_optab.
8972 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8973 ipa_opt_pass. Change all uses.
8974 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8977 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8978 defined as a typedef.
8979 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8982 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8985 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8987 (merge_ranges): Returns bool.
8988 * tree.h (make_range): .. to here.
8989 (build_range_check): Likewise.
8990 (merge_ranges): Likewise. Renamed from merge_ranges.
8991 * c-typeck.c (parser_build_binary_op): Update calls to
8992 warn_logical_operator.
8993 * c-common.c (warn_logical_operator): Add new warning.
8994 * c-common.h (warn_logical_operator): Update declaration.
8996 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8998 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9000 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9002 * doc/install.texi: Document MPC requirements, flags etc.
9004 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9005 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9006 Evaluate constant arguments.
9007 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9008 (fold_builtin_1): Likewise, also evaluate constant arguments.
9009 Remove superfluous break.
9010 (do_mpc_ckconv): New.
9011 * real.h: Include mpc.h.
9012 * toplev.c (print_version): Output MPC version info if available.
9014 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9016 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9018 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9020 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9023 2009-05-15 Jan Hubicka <jh@suse.cz>
9025 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9026 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9027 (try_inline): Fix return value.
9028 (cgraph_decide_inlining_incrementally): Honor new value.
9029 (cgraph_early_inlining): Handle indirect inlining.
9030 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9032 2009-05-15 Jan Hubicka <jh@suse.cz>
9034 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9035 * cgraphunit.c (cgraph_finalize_function): Set it.
9036 (cgraph_expand_function): Use it.
9038 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9040 * real.c (encode_ieee_half): Define.
9041 (decode_ieee_half): Define.
9042 (ieee_half_format): Define.
9043 (arm_half_format): Define.
9044 * real.h (ieee_half_format): Declare.
9045 (arm_half_format): Declare.
9047 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9049 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9050 swapped, and reversed optabs exist before trying to use them.
9052 2009-05-15 Paul Brook <paul@codesourcery.com>
9053 Sandra Loosemore <sandra@codesourcery.com>
9055 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9056 loads. Allow PRE_DEC.
9057 (output_move_neon): Handle PRE_DEC.
9058 (arm_print_operand): Add 'A' for neon structure loads.
9059 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9060 * config/arm/neon.md (neon_mov): Update comment.
9061 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9063 (Um): New constraint.
9065 2009-05-15 Jan Hubicka <jh@suse.cz>
9067 Revert the following patch until testsuite fallout is fixed:
9068 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9069 * cgraph.h (struct inline_summary): New filed self_wize,
9070 size_inlining_benefit, self_time and time_inlining_benefit.
9071 (struct cgraph_global_info): Replace insns by time ans size fields.
9072 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9073 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9074 (ipcp_update_callgraph): Do not touch function bodies.
9075 * ipa-inline.c: Include except.h
9076 (MAX_TIME): New constant.
9077 (overall_insns): Remove
9078 (overall_size, max_benefit): New static variables.
9079 (cgraph_estimate_time_after_inlining): New function.
9080 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9081 (cgraph_clone_inlined_nodes): Update size.
9082 (cgraph_mark_inline_edge): Update size.
9083 (cgraph_estimate_growth): Use size info.
9084 (cgraph_check_inline_limits): Check size.
9085 (cgraph_default_inline_p): Likewise.
9086 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9087 (cgraph_decide_recursive_inlining): Check size.
9088 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9090 (cgraph_decide_inlining): Likewise.
9091 (cgraph_decide_inlining_incrementally): Likewise; honor
9092 PARAM_EARLY_INLINING_INSNS.
9093 (likely_eliminated_by_inlining_p): New predicate.
9094 (estimate_function_body_sizes): New function.
9095 (compute_inline_parameters): Use it.
9096 * except.c (must_not_throw_labels): New function.
9097 * except.h (must_not_throw_labels): Declare.
9098 * tree-inline.c (init_inline_once): Kill inlining_weigths
9099 * tree-ssa-structalias.c: Avoid uninitialized warning.
9100 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9101 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9102 (PARAM_INLINE_CALL_COST): Remove.
9103 (PARAM_EARLY_INLINING_INSNS): New.
9105 2009-05-15 Richard Guenther <rguenther@suse.de>
9107 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9108 not TODO_update_ssa.
9110 2009-05-15 Richard Guenther <rguenther@suse.de>
9112 PR tree-optimization/39999
9113 * gimple.h (gimple_expr_type): Use the expression type looking
9114 through useless conversions.
9115 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9116 (vn_nary_op_insert_stmt): Likewise.
9117 (simplify_binary_expression): Likewise.
9119 2009-05-15 Richard Guenther <rguenther@suse.de>
9121 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9122 New options, enabled by default.
9123 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9125 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9126 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9127 * tree-ssa-structalias.c (gate_tree_pta): New function.
9128 (pass_build_alias): Use it.
9130 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9132 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9133 recurse on an invariant address if a conversion from a pointer
9134 type to a wider integer type is involved.
9136 2009-05-15 Jan Hubicka <jh@suse.cz>
9138 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9139 * cgraph.h (struct inline_summary): New filed self_wize,
9140 size_inlining_benefit, self_time and time_inlining_benefit.
9141 (struct cgraph_global_info): Replace insns by time ans size fields.
9142 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9143 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9144 (ipcp_update_callgraph): Do not touch function bodies.
9145 * ipa-inline.c: Include except.h
9146 (MAX_TIME): New constant.
9147 (overall_insns): Remove
9148 (overall_size, max_benefit): New static variables.
9149 (cgraph_estimate_time_after_inlining): New function.
9150 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9151 (cgraph_clone_inlined_nodes): Update size.
9152 (cgraph_mark_inline_edge): Update size.
9153 (cgraph_estimate_growth): Use size info.
9154 (cgraph_check_inline_limits): Check size.
9155 (cgraph_default_inline_p): Likewise.
9156 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9157 (cgraph_decide_recursive_inlining): Check size.
9158 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9160 (cgraph_decide_inlining): Likewise.
9161 (cgraph_decide_inlining_incrementally): Likewise; honor
9162 PARAM_EARLY_INLINING_INSNS.
9163 (likely_eliminated_by_inlining_p): New predicate.
9164 (estimate_function_body_sizes): New function.
9165 (compute_inline_parameters): Use it.
9166 * except.c (must_not_throw_labels): New function.
9167 * except.h (must_not_throw_labels): Declare.
9168 * tree-inline.c (init_inline_once): Kill inlining_weigths
9169 * tree-ssa-structalias.c: Avoid uninitialized warning.
9170 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9171 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9172 (PARAM_INLINE_CALL_COST): Remove.
9173 (PARAM_EARLY_INLINING_INSNS): New.
9174 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9175 (inline-call-cost): Remove.
9176 (early-inlining-insns): New.
9178 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9180 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9182 (print_int_cst_bounds_in_octal_p): Likewise.
9183 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9185 * dwarf2out.c (base_type_die): Likewise.
9186 (is_subrange_type): Delete.
9187 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9188 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9189 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9190 if the destination type is boolean.
9191 (build_range_check): Do not special-case subtypes.
9192 (fold_sign_changed_comparison): Likewise.
9193 (fold_unary): Likewise.
9194 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9195 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9196 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9197 * tree.c (subrange_type_for_debug_p): New predicate based on the
9198 former is_subrange_type.
9199 * tree.h (subrange_type_for_debug_p): Declare.
9200 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9201 (convert_affine_scev): Remove call to above function.
9202 (chrec_convert_aggressive): Likewise.
9203 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9204 false for conversions involving subtypes.
9205 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9206 (vrp_val_min): Likewise.
9207 (needs_overflow_infinity): Likewise.
9208 (extract_range_from_unary_expr): Likewise.
9210 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9212 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9213 * config/frv/frv.c: Likewise.
9214 * config/s390/s390.c: Likewise.
9215 * config/sparc/sparc.h: Likewise.
9216 * config/i386/i386.h: Likewise.
9217 * config/i386/i386.c: Likewise.
9218 * config/crx/crx.c: Likewise.
9219 * config/m68hc11/m68hc11.h: Likewise.
9220 * config/iq2000/iq2000.c: Likewise.
9221 * config/mn10300/mn10300.h: Likewise.
9222 * config/mn10300/mn10300.c: Likewise.
9223 * config/m68k/m68k.c: Likewise.
9224 * config/rs6000/rs6000.c: Likewise.
9225 * config/rs6000/xcoff.h: Likewise.
9226 * config/rs6000/linux64.h: Likewise.
9227 * config/rs6000/sysv4.h: Likewise.
9228 * config/score/score3.c: Likewise.
9229 * config/score/score7.c: Likewise.
9230 * config/score/score.c: Likewise.
9231 * config/arm/arm.md: Likewise.
9232 * config/mips/mips.c: Likewise.
9233 * config/mips/mips.md: Likewise.
9234 * config/bfin/bfin.h: Likewise.
9235 * config/pa/pa.c: Likewise.
9236 * config/pa/constraints.md: Likewise.
9238 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9239 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9240 * config/pdp11/pdp11.h: Use memory_address_p instead.
9242 2009-05-14 Ian Lance Taylor <iant@google.com>
9244 * passes.c (finish_optimization_passes): Change i to int.
9245 * plugin.c (plugins_active_p): Change event to int.
9246 (dump_active_plugins): Likewise.
9247 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9249 * tree.c (tree_range_check_failed): Change c to unsigned int.
9250 (omp_clause_range_check_failed): Likewise.
9251 (build_common_builtin_nodes): Change mode to int. Add cast.
9252 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9253 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9255 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9256 ++ or -- with a variable of enum type.
9258 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9261 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9263 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9265 * store-motion.c: Do not include params.h
9266 * Makefile.in: Fix dependencies for various files.
9268 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9270 * auto-inc-dec.c: Fix pass description, remove apparent
9271 accidental duplication.
9273 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9276 * ipa-utils.h (memory_identifier_string): Moved to ...
9277 * tree.h (memory_identifier_string): Here. Add GTY(()).
9279 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9281 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9282 in the former documentation of...
9283 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9284 * ira-conflicts.c (get_dup_num): Use address_operand.
9285 * targhooks.c (default_legitimate_address_p): New.
9286 * targhooks.h (default_legitimate_address_p): New.
9287 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9289 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9290 * target.h (struct target): Add legitimate_address_p.
9291 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9292 (TARGET_INITIALIZER): Include it.
9294 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9295 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9296 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9297 (TARGET_LEGITIMATE_ADDRESS_P): New.
9299 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9300 (REG_OK_STRICT_P): Delete.
9301 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9302 (frv_legitimate_address_p_1): ... this.
9303 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9304 (frv_legitimate_address_p_1): ... the renamed old
9305 frv_legitimate_address_p.
9306 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9307 (TARGET_LEGITIMATE_ADDRESS_P): New.
9309 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9310 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9311 * config/s390/s390.c (legitimate_address_p): Rename to...
9312 (s390_legitimate_address_p): ... this, make static.
9313 (legitimize_address): Adjust call.
9314 (TARGET_LEGITIMATE_ADDRESS_P): New.
9315 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9317 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9318 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9319 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9320 (TARGET_LEGITIMATE_ADDRESS_P): New.
9322 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9323 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9324 * config/spu/spu.c (spu_legitimate_address): Rename to...
9325 (spu_legitimate_address_p): ... this, make static.
9326 (TARGET_LEGITIMATE_ADDRESS_P): New.
9328 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9329 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9330 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9331 (sparc_legitimate_address_p): ... this, make static and return bool.
9332 (legitimize_address): Adjust call.
9333 (TARGET_LEGITIMATE_ADDRESS_P): New.
9335 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9336 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9337 * config/i386/i386.c (legitimate_address_p): Rename to...
9338 (ix86_legitimate_address_p): ... this, make static.
9339 (constant_address_p): Move after it, adjust call.
9340 (TARGET_LEGITIMATE_ADDRESS_P): New.
9342 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9343 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9344 * config/avr/avr.c (legitimate_address_p): Rename to...
9345 (avr_legitimate_address_p): ... this, make static.
9346 (legitimize_address): Adjust call.
9347 (TARGET_LEGITIMATE_ADDRESS_P): New.
9349 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9350 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9351 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9352 (TARGET_LEGITIMATE_ADDRESS_P): New.
9354 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9355 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9356 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9357 (TARGET_LEGITIMATE_ADDRESS_P): New.
9359 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9360 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9362 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9364 (TARGET_LEGITIMATE_ADDRESS_P): New.
9366 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9367 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9369 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9371 (m68hc11_legitimate_address_p): ... this, make static.
9372 (go_if_legitimate_address_internal): Rename to...
9373 (m68hc11_legitimate_address_p_1): ... this.
9374 (legitimize_address): Adjust call.
9375 (TARGET_LEGITIMATE_ADDRESS_P): New.
9377 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9378 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9379 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9380 (TARGET_LEGITIMATE_ADDRESS_P): New.
9382 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9383 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9384 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9385 (mn10300_legitimate_address_p): ... this, make static.
9386 (TARGET_LEGITIMATE_ADDRESS_P): New.
9388 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9389 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9390 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9391 (TARGET_LEGITIMATE_ADDRESS_P): New.
9393 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9394 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9395 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9396 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9397 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9398 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9399 (rs6000_legitimate_address_p): ... this, make static.
9400 (TARGET_LEGITIMATE_ADDRESS_P): New.
9401 (REG_MODE_OK_FOR_BASE_P): Delete.
9402 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9404 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9405 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9407 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9408 static, adjust types.
9409 (TARGET_LEGITIMATE_ADDRESS_P): New.
9411 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9412 * config/score/score.c (score_address_p): Rename to...
9413 (score_legitimate_address_p): ... this.
9414 (TARGET_LEGITIMATE_ADDRESS_P): New.
9415 * config/score/score3.c (score3_address_p): Rename to...
9416 (score3_legitimate_address_p): ... this.
9417 * config/score/score7.c (score7_address_p): Rename to...
9418 (score7_legitimate_address_p): ... this.
9420 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9421 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9422 GO_IF_LEGITIMATE_ADDRESS): Delete.
9423 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9424 thumb2_legitimate_address_p): Delete.
9425 (arm_legitimate_address_p): Rename to...
9426 (arm_legitimate_address_outer_p): ... this.
9427 * config/arm/constraints.md ("Uq"): Adjust call.
9428 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9429 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9431 (arm_legitimate_address_outer_p): ... this.
9432 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9434 (TARGET_LEGITIMATE_ADDRESS_P): New.
9436 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9437 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9438 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9439 (TARGET_LEGITIMATE_ADDRESS_P): New.
9441 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9442 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9443 * config/vax/vax.c (legitimate_address_p): Rename to...
9444 (vax_legitimate_address_p): ... this, make static.
9445 (TARGET_LEGITIMATE_ADDRESS_P): New.
9447 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9448 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9449 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9450 (TARGET_LEGITIMATE_ADDRESS_P): New.
9452 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9453 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9454 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9455 (mmix_legitimate_address_p): ... this, make static.
9456 (TARGET_LEGITIMATE_ADDRESS_P): New.
9458 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9459 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9460 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9461 (TARGET_LEGITIMATE_ADDRESS_P): New.
9463 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9465 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9466 of MODE_COMPLEX_INT.
9468 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9470 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9471 LCT_NORMAL in function call.
9472 * mips-tdump.c (print_file_desc): Add cast to enum type.
9473 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9474 (mark_stabs): Add casts to enum types.
9475 (parse_stabs_common): Add casts to enum types.
9477 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9479 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9480 Check for invalid values of LETTER.
9482 2009-05-13 Taras Glek <tglek@mozilla.com>
9484 * attribs.c (register_attribute): moved out attribute registration
9485 into register_attribute.
9486 * doc/plugins.texi: Documented register_attribute and
9488 * gcc-plugin.h: Added forward decl for register_attribute.
9489 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9490 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9491 PLUGIN_ATTRIBUTES boilerplate.
9493 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9495 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9496 values even in sentinel and empty entries.
9497 (ms_printf_flag_specs): Likewise.
9498 (ms_scanf_flag_specs): Likewise.
9499 (ms_strftime_flag_specs): Likewise.
9500 (ms_print_char_table): Likewise.
9501 (ms_scan_char_table): Likewise.
9502 (ms_time_char_table): Likewise.
9504 2009-05-13 Doug Kwan <dougkwan@google.com>
9506 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9508 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9510 * config/mips/mips.md (store): Add attributes for QI and HI.
9512 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9513 (truncdi<mode>2): ... this new pattern.
9515 2009-05-13 Brad Hards <bradh@kde.org>
9517 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9519 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9520 Ben Elliston <bje@au.ibm.com>
9523 * dse.c (check_mem_read_rtx): Guard against width == -1.
9525 2009-05-13 Michael Matz <matz@suse.de>
9528 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9529 (trivially_conflicts_p): New function.
9530 (insert_backedge_copies): Use it.
9532 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9534 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9535 (handle_stdc_pragma): Use new enum constant names.
9536 (handle_pragma_float_const_decimal64): Ditto.
9538 2009-05-13 Ian Lance Taylor <iant@google.com>
9540 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9543 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9545 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9546 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9548 * config/m68k/m68k.h (FL_UCLINUX): Define.
9550 2009-05-13 Jan Hubicka <jh@suse.cz>
9552 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9554 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9556 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9557 unless -fschedule-insns is specified.
9559 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9562 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9563 TARGET_EXPAND_CBRANCHDI4.
9564 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9565 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9566 (cmpeqdi): Fix comment.
9568 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9570 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9571 (sh_legitimate_address_p): Likewise.
9572 * config/sh/sh.c (sh_legitimate_index_p): New.
9573 (sh_legitimate_address_p): Likewise.
9574 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9575 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9576 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9577 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9578 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9579 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9580 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9581 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9582 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9584 2009-05-12 Jan Hubicka <jh@suse.cz>
9586 * tree-inline.c (estimate_operator_cost): Add operands;
9587 when division happens by constant, it is cheap.
9588 (estimate_num_insns): Loads and stores are not having cost of 0;
9589 EH magic stuff is cheap; when computing runtime cost of switch,
9590 use log2 base of amount of its cases; builtin_expect has cost of 0;
9591 compute cost for moving return value of call.
9592 (init_inline_once): Initialize time_based flags.
9593 * tree-inline.h (eni_weights_d): Add time_based flag.
9595 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9597 * df-core.c: Update head documentation.
9599 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9602 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9603 shadowing exisiting variable op1.
9605 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9608 * config/i386/driver-i386.c (processor_signatures): New enum.
9609 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9610 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9611 processor signature to detect geode processor.
9613 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9617 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9619 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9620 causes spurious differences between trunk and cond-optab branch.
9622 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9624 * dojump.c (compare_from_rtx): Delete.
9625 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9626 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9627 if the comparison does not satisfy the predicate; test predicates for
9628 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9629 further if one existing pattern fails.
9630 * expr.h (compare_from_rtx): Delete.
9631 (prepare_operand): Declare it.
9632 * optabs.c: Change "lib call" to "libcall" throughout.
9633 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9634 HAVE_conditional_trap, emit_cmp_insn): Delete.
9635 (can_compare_p): Delete cmp_optab case.
9636 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9637 Accept other parameters by value.
9638 (prepare_operand): Make non-static.
9639 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9640 other parameters by value. Try to widen operands here based on
9641 an optab_methods argument and looking at cbranch_optab.
9642 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9643 loop. Use cbranch_optab directly.
9644 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9645 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9647 (emit_conditional_move, emit_conditional_add): Inline what's needed
9648 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9649 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9650 with COMPARE. Move cmov_optab and cstore_optab above
9651 with cbranch_optab, move cmp_optab down with ucmp_optab,
9652 remove tst_otpab. Do not initialize trap_rtx.
9653 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9654 for trap code. Do not check HAVE_conditional_trap. Use
9655 prepare_cmp_insn. Accept no predicate for operand 3.
9656 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9657 (OTI_ctrap, ctrap_optab): New.
9658 (tst_optab): Delete.
9659 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9660 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9661 with lookup of ctrap_optab.
9662 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9666 * combine.c (combine_simplify_rtx, simplify_set): Do not
9667 special case comparing against zero for cc0 machines.
9668 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9669 COMPARE on cc0 machines.
9670 (simplify_relational_operation): Return a new expression when
9671 a COMPARE could be removed.
9672 * final.c (final_scan_insn): Compare cc_status values
9673 against LHS of a (compare FOO (const_int 0)) cc0 source.
9674 Also check if cc_status.value is the full compare.
9676 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9677 (cstoreMM4): Document.
9678 (conditional_trap): Document ctrapMM4 instead.
9679 (sync_compare_and_swapMM): Refer to cbranchcc4.
9680 (Dependent Patterns): Eliminate obsolete information referring to
9681 the old jump optimization phase.
9682 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9683 of compares with 0 on cc0 machines.
9684 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9685 avoiding references to cc0. Remove text about storing operands
9687 * doc/tm.texi (Condition Codes): Include blurb on different
9688 condition code representations, separate into subsections for
9689 CC0, MODE_CC and conditional execution.
9691 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9692 alpha_emit_setcc): Accept operands and a machine mode.
9693 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9694 Get code/op0/op1 from operands, use machine mode argument
9695 instead of alpha_compare.fp_p. Emit the branch here.
9696 (alpha_emit_setcc): Likewise, and return boolean.
9697 (alpha_emit_conditional_move): Likewise. Assert that
9698 cmp_op_mode == cmp_mode, and simplify accordingly.
9699 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9700 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9701 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9703 (stack probe test): Use cbranchdi4.
9704 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9706 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9707 * config/arc/arc.h (movsicc, movsfcc): Use it.
9708 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9709 (cbranchsi4, cstoresi4): New.
9710 (cmpsi, bCC and sCC expanders): Remove.
9712 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9713 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9714 * config/arm/predicates.md (arm_comparison_operator): Only include
9715 floating-point operators if there is a hardware floating-point unit.
9716 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9717 deferring to cbranch_cc and cstore_cc respectively.
9718 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9719 cbranch_cc, cstore_cc): New.
9720 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9722 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9724 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9725 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9727 (adjust_insn_length): Adjust calls.
9728 (avr_reorg): Handle (compare (foo) (const_int 0)).
9729 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9730 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9731 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9732 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9734 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9735 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9737 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9738 (cbranchsi4, cstorebi4, cstoresi4): New.
9739 (movbisi): This insn is duplicate, split it to zero_extend.
9740 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9741 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9742 (bfin_optimize_loop): Use cbranch expander.
9743 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9744 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9745 (bfin_bimode_comparison_operator): ... this.
9746 (bfin_direct_comparison_operator): New.
9748 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9749 inside (compare FOO (const_int 0)).
9750 (cris_rtx_costs): Handle ZERO_EXTRACT.
9751 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9752 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9753 (*tstdi_v32): Delete.
9754 (*cmpdi_non_v32): Add M alternative for operand 1.
9755 (cmpsi, cmp<mode>): Make private.
9756 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9758 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9760 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9761 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9762 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9763 (cc_reg_operand): New.
9765 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9766 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9767 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9768 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9769 crx_expand_scond): Delete.
9771 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9773 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9774 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9776 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9777 cstoresi4, cstoresf4, cstoredf4): New.
9778 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9779 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9780 Receive the entire operands array.
9781 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9782 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9783 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9784 Get test/op0/op1 from the operands array.
9785 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9787 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9788 (h8300_expand_store): New.
9789 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9791 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9792 (h8300_expand_store): New.
9793 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9794 or do not try to produce (set (cc0) REG).
9795 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9796 change a compare into a move to a scratch register. Disable some
9797 peepholes when comparing with zero.
9798 (tstsi, tsthi, tstsi, cmpqi): Make private.
9801 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9804 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9805 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9806 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9807 (ix86_emit_i387_log1p): Use cbranchxf2.
9808 (ix86_expand_setcc): Return void.
9809 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9810 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9811 cmp<MODEF>, cmpcc): Remove.
9812 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9813 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9814 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9815 (sCC and bCC expanders): Remove.
9816 (stack_protect_test): Use cbranchcc4.
9818 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9820 (ia64_expand_compare): Accept three rtx by reference and return void.
9821 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9822 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9823 from *expr. Update *expr with the BImode comparison to do.
9824 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9825 cmptf, bCC, sCC, conditional_trap): Delete.
9826 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9827 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9828 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9829 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9830 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9832 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9833 type of last argument.
9834 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9835 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9836 use machine mode argument instead of branch_type. Remove dead
9837 code for floating-point comparisons.
9838 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9839 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9841 (cbranchsi4, cstoresi4): New.
9842 * config/iq2000/predicates.md (reg_or_const_operand): New.
9844 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9845 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9846 (b<code>_op): Rewrite to...
9847 (bcc_op): ... this, using match_operator.
9848 (s<code>_op): Rewrite to...
9849 (scc_op): ... this, using match_operator.
9850 (s<code>_24_op): Rewrite to...
9851 (scc_op_24): ... this, using match_operator.
9852 (s<code>_<mode>): Rewrite to...
9853 (cstore<mode>4): ... this, using match_operator.
9854 (s<code>_<mode>_24): Rewrite to...
9855 (cstore<mode>4_24): ... this, using match_operator.
9856 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9857 m32c_unpend_compare, m32c_expand_scc): Delete.
9858 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9859 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9860 (m32c_expand_movcc): Change NE to EQ if necessary.
9861 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9863 * config/m32r/m32r-protos.h (gen_cond_store): New.
9864 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9865 (gen_cond_store): New, from sCC patterns.
9866 (m32r_expand_block_move): Use cbranchsi4.
9867 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9868 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9869 (cbranchsi4, cstoresi4): New.
9871 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9873 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9874 (m68hc11_notice_update_cc): Look into a compare with 0.
9875 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9877 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9878 cmphi, cmpqi, bCC): Delete.
9879 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9880 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9881 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9884 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9885 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9886 * config/m68k/constraints.md (H): New.
9887 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9888 the define_insn below.
9889 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9890 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9891 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9892 patterns): Wrap RHS with COMPARE.
9893 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9894 (*cmpdi_internal): Name this pattern.
9895 (cmpdi): Change to define_insn.
9896 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9897 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9898 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9900 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9901 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9902 (conditional_trap): Change to...
9903 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9904 (*conditional_trap): Use the ordered_comparison_operator and
9905 const1_operand predicates.
9906 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9907 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9908 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9909 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9911 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9912 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9913 (mcore_gen_compare): New.
9914 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9915 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9916 (mcore_gen_compare): ... this.
9917 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9918 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9919 (stack probe pattern): Use cbranchsi4.
9921 * config/mips/predicates.md (mips_cstore_operator): New.
9922 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9923 * config/mips/mips.md (any_cond): Delete.
9924 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9926 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9927 fixuns_truncsfdi2): Use cbranch patterns.
9928 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9929 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9930 Adjust call to mips_expand_conditional_branch.
9931 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9933 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9934 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9935 * config/mips/mips.c (cmp_operands): Delete.
9936 (mips_emit_compare): Get comparison operands from *op0/*op1.
9937 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9938 that it succeeds. Use op0/op1 instead of cmp_operands.
9939 (mips_expand_conditional_branch, mips_expand_conditional_move,
9940 mips_expand_conditional_trap): Likewise.
9941 (mips_block_move_loop): Use cbranch patterns.
9942 * config/mips/mips.h (cmp_operands): Delete.
9944 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9945 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9946 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9947 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9948 (*cmpcc_folded): Rename to...
9949 (*cmpdi_folded): this.
9950 (*cmpcc): Rename to...
9952 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9955 (cbranchdf4): New. Handle invalid comparisons here.
9956 * config/mmix/predicates.md (float_comparison_operator): New.
9958 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9959 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9960 * config/mn10300/mn10300.md (tst): Delete.
9961 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9962 Name these patterns and wrap RHS in a compare.
9963 (*cmpsi): Make this pattern private. Include tst.
9964 (*cmpsf): Make this pattern private.
9965 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9966 (compare with zero peepholes): Likewise.
9968 (cbranchsi4, cbranchsf4): New.
9969 (casesi): Use cbranchsi4.
9971 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9972 hppa_branch_type): Delete.
9973 (return_addr_rtx): Use cbranchsi4.
9974 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9975 Emit CCFPmode comparison here.
9976 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9977 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9978 hppa_branch_type): Delete.
9979 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9980 (movsicc, movdicc): Remove references to hppa_compare_op0,
9981 hppa_compare_op1 and compare_from_rtx.
9982 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9983 (casesi): Use cbranchsi4.
9985 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9986 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9987 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9988 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9989 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9991 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9992 (*branch, *branch_inverted): New.
9994 * config/picochip/picochip.md (cbranchhi4): Use
9995 ordered_comparison_operator.
9996 (cmphi, bCC): Remove.
9998 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
9999 (trap_comparison_operator): Delete.
10000 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10001 rs6000_emit_cbranch): Accept mode and operands.
10002 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10003 rs6000_compare_fp_p): Delete.
10004 (rs6000_generate_compare): Accept mode and comparison. Extract code
10005 and op0/op1 from there. Replace references to rs6000_compare_op0
10006 and rs6000_compare_op1.
10007 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10008 extract result from passed operands.
10009 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10010 extract loc from passed operands.
10011 (rs6000_emit_cmove): Likewise.
10012 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10013 rs6000_compare_fp_p): Delete.
10014 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10015 (cbranch<GPR>4, cbranch<FP>4): New.
10016 (cstore<mode>4): New. Consolidate here all choices about when to use
10017 portable or specialized sCC sequences.
10018 (stack_protect_test): Use cbranchsi4.
10019 (conditional_trap): Replace with ctrap<GPR>4.
10020 (conditional trap insn): Replace trap_comparison_operator with
10021 ordered_comparison_operator.
10023 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10024 (s390_emit_prologue): Use ctrap.
10025 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10026 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10027 New predicates replacing...
10028 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10029 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10030 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10031 (add<mode>cc): Do not use s390_compare_op0/op1.
10032 (s<code>): Change to...
10033 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10034 (seq): Change to...
10035 (cstorecc4): ... this. Handle EQ or NE equally.
10036 (*sne): Un-privatize for use in cstorecc4.
10037 (b<code>): Change to...
10038 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10039 (conditional_trap): Replace with...
10040 (ctrap<GPR>4, ctrap<FP>4): ... these.
10041 (stack_protect): Use cbranchcc4.
10043 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10044 * config/score/score-protos.h (score_gen_cmp): Delete.
10045 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10046 (score_block_move-loop): Use cbranchsi4.
10047 * config/score/score.md (cbranchsi4): New.
10048 (cmpsi, bCC): Delete.
10049 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10050 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10051 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10052 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10053 * config/score/score3.h (score3_gen_cmp): Delete.
10054 * config/score/score7.h (score7_gen_cmp): Delete.
10056 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10057 (sh_emit_scc_to_t): ... this. Return void.
10058 (from_compare): Rename to...
10059 (sh_emit_compare_and_branch): ... this.
10060 (sh_emit_compare_and_set): New.
10061 (sh_expand_t_scc): Accept operands.
10062 * config/sh/predicates.md (sh_float_comparison_operator): New.
10063 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10064 (prepare_scc_operands): Rename to...
10065 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10067 (sh_emit_cheap_store_flag): New.
10068 (sh_emit_set_t_insn): New.
10069 (from_compare): Rename to...
10070 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10071 handling of TARGET_SH2E floating point to avoid recursive call.
10072 Generate branch here.
10073 (sh_emit_compare_and_set): New.
10074 (sh_expand_t_scc): Get op0/op1 from arguments.
10075 (sh_emit_cheap_store_flag): New.
10076 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10078 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10079 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10080 (movsicc, movdicc): Do nothing when it recreated operands from
10081 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10082 prepare_scc_operands (now sh_emit_scc_to_t).
10083 (udivdi3): Use cstoresi4.
10084 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10085 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10086 (cbranchint4_media, cbranchfp4_media): New.
10087 (casesi): Use cbranchdi4.
10088 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10090 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10091 (movnegt): Remove second operand.
10092 (cbranchsf4, cbranchdf4): New.
10093 (stack_protect): Use cbranchdi4/cbranchsi4.
10095 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10096 (gen_compare_reg): Accept comparison, extract part of it to...
10097 (gen_compare_reg_1): ... this.
10098 (gen_compare_operator): Delete.
10099 (gen_v9_scc): Accept separate destination, comparison code and arms.
10100 Do not use sparc_compare_op0/sparc_compare_op1.
10101 (emit_scc_insn, emit_conditional_branch_insn): New.
10102 (emit_v9_brxx): Make static. Remove useless assertion.
10103 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10105 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10106 * config/sparc/sparc-protos.h (gen_compare_reg,
10107 sparc_emit_float_lib_cmp): Adjust prototype.
10108 (emit_scc_insn, emit_conditional_branch_insn): New.
10109 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10110 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10111 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10112 iterators to the top.
10113 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10114 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10115 snedi_special_trunc): Delete.
10116 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10117 and snedi_special_trunc.
10118 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10119 cbranchdi4, cbranch<F:mode>4): New.
10120 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10121 here. Use gen_compare_reg instead of gen_compare_operator.
10122 (conditional_trap): Replace with...
10123 (ctrapsi4, ctrapdi4): ... this.
10124 (stack_protect_test): Use cbranchcc4.
10126 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10128 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10129 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10130 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10131 from operands[0] or operands[3] depending on is_set.
10132 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10133 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10134 cmpdf, bCC), sCC: Remove.
10135 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10136 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10138 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10139 spu_emit_branch_or_set.
10141 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10143 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10144 xstormy16_compare_op1): Delete.
10145 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10146 xstormy16_compare_op1): Delete.
10147 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10149 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10150 (cmphi, cmpsi, bCC): Remove.
10152 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10153 (*cmpsi): ... this one.
10154 (cbranchsi4, cstoresi4): New.
10155 (bCC expanders): Delete.
10156 (sCC insns): Fold into...
10157 (*setcc): ... this one.
10158 (casesi): Do not use gen_cmpsi and gen_bgtu.
10159 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10160 (movsicc): Simplify.
10161 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10163 * config/vax/vax-protos.h (cond_name): New.
10164 (vax_output_conditional_branch): Remove.
10165 * config/vax/vax.c (cond_name): New.
10166 (vax_output_conditional_branch): Remove.
10167 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10168 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10169 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10170 (bit<VAXint>): Wrap source with (compare).
10171 (b<code> and following unnamed pattern): Rename to *branch and
10172 *branch_reversed. Change macroization to match_operator.
10173 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10175 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10176 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10177 Change last argument to machine_mode.
10178 (xtensa_expand_scc): Add machine_mode argument.
10179 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10180 (gen_conditional_move, xtensa_expand_conditional_branch,
10181 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10182 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10183 Adjust operand numbers.
10184 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10186 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10187 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10188 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10190 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10192 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10193 causes spurious differences between trunk and cond-optab branch.
10195 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10198 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10200 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10202 * tree.c (iterative_hash_pointer): Delete.
10203 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10204 Hash UIDs and versions of SSA names. Don't special-case built-in
10205 function declarations.
10207 2009-05-11 Ian Lance Taylor <iant@google.com>
10210 * graphite.c: Force -Wc++-compat to only be a warning before
10211 #including "cloog/cloog.h".
10213 2009-05-11 Martin Jambor <mjambor@suse.cz>
10215 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10217 2009-05-11 Jan Hubicka <jh@suse.cz>
10219 * tree-ssa-loop-ivcanon.c: Include target.h
10220 (struct loop_size): new structure.
10221 (constant_after_peeling): New predicate.
10222 (tree_estimate_loop_size): New function.
10223 (estimated_unrolled_size): Rewrite for new estimates.
10224 (try_unroll_loop_completely): Use new estimates.
10225 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10227 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10229 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10230 libcpp interface change.
10231 (spu_macro_to_expand): Likewise.
10233 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10235 PR tree-optimization/40026
10236 * gimplify.c (gimplify_init_constructor): Change initial conditional
10237 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10238 optimize_compound_literals_in_ctor.
10240 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10242 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10244 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10246 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10248 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10249 HOST_WIDE_INT for gap.
10251 2009-05-11 Ira Rosen <irar@il.ibm.com>
10253 PR tree-optimization/40074
10254 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10255 account in group size and step comparison.
10257 2009-05-11 Richard Guenther <rguenther@suse.de>
10259 * passes.c (init_optimization_passes): Strip now incorrect comment.
10260 (execute_function_todo): Do not set PROP_alias.
10261 * tree-pass.h (PROP_alias): Remove.
10262 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10263 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10264 * tree-nrv.c (pass_return_slot): Likewise.
10265 * tree-object-size.c (pass_object_sizes): Likewise.
10266 * tree-ssa-dom.c (pass_dominator): Likewise.
10267 (pass_phi_only_cprop): Likewise.
10268 * tree-ssa-dse.c (pass_dse): Likewise.
10269 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10270 (pass_cselim): Likewise.
10271 * tree-ssa-pre.c (pass_pre): Likewise.
10272 (pass_fre): Likewise.
10273 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10274 * tree-ssa-sink.c (pass_sink_code): Likewise.
10275 * tree-stdarg.c (pass_stdarg): Likewise.
10276 * tree-tailcall.c (pass_tail_calls): Likewise.
10277 * tree-vrp.c (pass_vrp): Likewise.
10279 2009-05-10 Ian Lance Taylor <iant@google.com>
10281 * basic-block.h (enum profile_status): Break out of struct
10282 control_flow_graph.
10283 * cgraph.h (struct inline_summary): Break out of struct
10285 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10286 of struct cgraph_order_sort.
10287 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10288 * cse.c (struct branch_path): Break out of struct
10289 cse_basic_block_data.
10290 * except.h (enum eh_region_type): Break out of struct eh_region.
10291 * gcc.c (enum add_del): Break out of struct modify_target.
10292 * genrecog.c (enum decision_type): Break out of struct decision_test.
10293 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10295 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10296 * regmove.c (enum match_use): New enum, broken out of struct match.
10297 * sched-int.h (enum post_call_group): New enum, broken out of
10299 (struct deps_reg): Break out of struct deps.
10300 * target.h (struct asm_int_op): Break out of struct gcc_target.
10301 * tree-eh.c (struct goto_queue_node): Break out of struct
10303 * tree-inline.h (enum copy_body_cge_which): Break out of
10305 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10307 * c-decl.c (in_struct, struct_types): New static variables.
10308 (pushtag): Add loc parameter. Change all callers.
10309 (lookup_tag): Add ploc parameter. Change all callers.
10310 (check_compound_literal_type): New function.
10311 (parser_xref_tag): Add loc parameter. Change all callers. If
10312 -Wc++-compat, warn about struct/union/enum types defined within a
10314 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10315 and loc parameters. Change all callers. Change error calls to
10316 error_at, using loc. For a redefinition, if the location of the
10317 original definition is known, report it. Set in_struct and
10318 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10319 (finish_struct): Add new parameters enclosing_in_struct and
10320 enclosing_struct_types. Change all callers. Set
10321 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10322 in the struct. If in a struct, add this struct to struct_types.
10323 (start_enum): Add loc parameter. Change all callers. Use
10324 error_at for errors, using loc. For a redefinition, if the
10325 location of the original definition is known, report it. If in a
10326 struct, add this enum type to struct_types. If -Wc++-compat warn
10327 if in sizeof, typeof, or alignof.
10328 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10329 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10330 (c_parser_enum_specifier): Get enum location for start_enum.
10331 (c_parser_struct_or_union_specifier): Get struct location for
10332 start_struct. Save in_struct and struct_types status between
10333 start_struct and finish_struct.
10334 (c_parser_cast_expression): Get location of cast.
10335 (c_parser_alignof_expression): Get location of type.
10336 (c_parser_postfix_expression): Likewise.
10337 (c_parser_postfix_expression_after_paren_type): Add type_loc
10338 parameter. Change all callers. Call check_compound_literal_type.
10339 Use type_loc for error about variable size type.
10340 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10341 of an enum constant from an enum type defined in a struct or union.
10342 (c_cast_expr): Add loc parameter. Change all callers. If
10343 -Wc++-compat, warn about defining a type in a cast.
10344 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10345 (start_enum, start_struct, finish_struct): Update declarations.
10346 (parser_xref_tag, c_cast_expr): Update declarations.
10347 (check_compound_literal_type): Declare.
10349 2009-05-11 Ben Elliston <bje@au.ibm.com>
10351 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10352 for recent libcpp interface change.
10353 (rs6000_macro_to_expand): Likewise.
10355 2009-05-10 Michael Matz <matz@suse.de>
10358 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10359 not at entry of function.
10361 2009-05-10 Richard Guenther <rguenther@suse.de>
10363 PR tree-optimization/40081
10365 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10366 using the main variant of the element type. Do not fiddle with
10367 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10369 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10370 structs with volatile fields.
10372 2009-05-10 Jan Hubicka <jh@suse.cz>
10374 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10375 (estimate_move_cost): Assert that it does not get called for
10377 (estimate_num_insns): Skip VOID types in argument handling.
10378 (optimize_inline_calls): Delete unreachable blocks and verify that
10379 callgraph is valid.
10381 2009-05-10 Jan Hubicka <jh@suse.cz>
10383 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10384 * cgraph.c (cgraph_mark_address_taken_node): New function.
10385 (dump_cgraph_node): Dump new flag.
10386 * cgraph.h (struct cgraph_node): Add address_taken.
10387 (cgraph_mark_address_taken_node): New function.
10388 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10389 since new direct calls can be born.
10391 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10393 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10394 tok->val.node.node.
10396 2009-05-10 Jan Hubicka <jh@suse.cz>
10398 PR middle-end/40084
10399 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10401 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10402 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10403 * tree-inline.c (copy_bb): Set frequency correctly.
10404 (fold_marked_statements): Update call to
10405 cgraph_update_edges_for_call_stmt.
10407 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10409 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10410 identifiers in diagnostics.
10411 * config/arm/arm.c (arm_handle_fndecl_attribute,
10412 arm_handle_isr_attribute): Likewise.
10413 * config/avr/avr.c (avr_handle_progmem_attribute,
10414 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10415 * config/bfin/bfin.c (handle_int_attribute,
10416 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10417 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10418 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10420 * config/darwin.c (darwin_handle_kext_attribute,
10421 darwin_handle_weak_import_attribute): Likewise.
10422 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10423 h8300_handle_eightbit_data_attribute,
10424 h8300_handle_tiny_data_attribute): Likewise.
10425 * config/i386/i386.c (ix86_handle_cconv_attribute,
10426 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10427 * config/i386/winnt.c (ix86_handle_shared_attribute,
10428 ix86_handle_selectany_attribute): Likewise.
10429 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10430 * config/m32c/m32c.c (function_vector_handler): Likewise.
10431 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10432 m68hc11_handle_fntype_attribute): Likewise.
10433 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10434 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10435 * config/mips/mips.c (mips_insert_attributes,
10436 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10437 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10438 rs6000_handle_struct_attribute): Likewise.
10439 * config/sh/sh.c (sh_insert_attributes,
10440 sh_handle_resbank_handler_attribute,
10441 sh_handle_interrupt_handler_attribute,
10442 sh2a_handle_function_vector_handler_attribute,
10443 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10445 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10446 * config/spu/spu.c (spu_handle_fndecl_attribute,
10447 spu_handle_vector_attribute): Likewise.
10448 * config/stormy16/stormy16.c
10449 (xstormy16_handle_interrupt_attribute): Likewise.
10450 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10451 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10453 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10455 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10456 (pp_translate_identifiers): New.
10457 (pp_identifier): Only conditionally translate identifier to locale
10459 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10460 (pp_base_tree_identifier): Only conditionally translate identifier
10461 to locale character set.
10462 * c-pretty-print.c (M_): Define.
10463 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10464 fragments for conditional translation with M_.
10465 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10466 identifier translation.
10468 2009-05-10 Richard Guenther <rguenther@suse.de>
10470 PR tree-optimization/40081
10471 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10472 using the main variant of the element type. Do not fiddle with
10473 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10475 2009-05-09 Jan Hubicka <jh@suse.cz>
10477 PR middle-end/40080
10478 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10479 indirect calls; verify cgraph afterwards.
10481 2009-05-09 Jan Hubicka <jh@suse.cz>
10484 * ipa.c (update_inlined_to_pointer): New function.
10485 (cgraph_remove_unreachable_nodes): Use it.
10487 2009-05-09 Jan Hubicka <jh@suse.cz>
10489 * tree-eh.c (struct leh_state): Remove prev_try.
10490 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10491 not track prev_try.
10492 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10493 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10494 remove_eh_handler_and_replace, foreach_reachable_handler,
10495 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10496 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10497 (gen_eh_region_cleanup): Update prototype.
10499 2009-05-09 Jan Hubicka <jh@suse.cz>
10501 PR middle-end/40043
10502 * except.c (copy_eh_region): Always set prev_try.
10503 (redirect_eh_edge_to_label): Find outer try.
10504 (foreach_reachable_handler): When looking for prev try
10505 handle case where previous try is not going to be taken.
10507 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10509 PR tree-optimization/40049
10510 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10511 only vector/vector shifts, convert the type of the constant to the
10512 appropriate type to avoid building incorrect trees, which
10513 eventually have problems with garbage collection.
10515 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10517 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10518 -1 for complex floating-point types if honoring signed zeros.
10520 2009-05-08 Jan Hubicka <jh@suse.cz>
10522 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10523 argument; handle correctly when profile is absent.
10524 (build_cgraph_edges): Update.
10525 (rebuild_cgraph_edges): Update.
10526 * cgraph.c: Do not include varray.h.
10527 (cgraph_set_call_stmt_including_clones): New function.
10528 (cgraph_create_edge_including_clones): Likewise
10529 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10530 (cgraph_update_edges_for_call_stmt): Handle clones.
10531 (cgraph_remove_node): Handle clone tree.
10532 (cgraph_remove_node_and_inline_clones): New function.
10533 (dump_cgraph_node): Dump clone tree.
10534 (cgraph_clone_node): Handle clone tree.
10535 (clone_function_name): Bring here from tree-inline.c.
10536 (cgraph_create_virtual_clone): New function.
10537 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10538 (cgraph_clone_info): New function.
10539 (strut cgraph_node): Add clone_info and new clone tree pointers.
10540 (cgraph_remove_node_and_inline_clones,
10541 cgraph_set_call_stmt_including_clones,
10542 cgraph_create_edge_including_clones,
10543 cgraph_create_virtual_clone): Declare.
10544 (cgraph_function_versioning): Use VEC argument.
10545 (compute_call_stmt_bb_frequency): Update prototype.
10546 (cgraph_materialize_all_clones): New function.
10547 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10548 (ipcp_create_replace_map): Update to VECtors.
10549 (ipcp_update_callgraph): Use virtual clones.
10550 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10551 (ipcp_update_profiling): Do not update local profiling.
10552 (ipcp_insert_stage): Use VECtors and virtual clones.
10553 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10554 (clone_of_p): New function.
10555 (cgraph_preserve_function_body_p): Use clone tree.
10556 (cgraph_optimize): Materialize clones.
10557 (cgraph_function_versioning): Update for VECtors.
10558 (save_inline_function_body): Use clone tree.
10559 (cgraph_materialize_clone): New function.
10560 (cgraph_materialize_all_clones): Likewise.
10561 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10562 * ipa.c: Include gimple.h.
10563 (cgraph_remove_unreachable_nodes): Use clone tree.
10564 * ipa-prop.c (ipa_note_param_call): Update call to
10565 compute_call_stmt_bb_frequencycall.
10566 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10567 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10568 (copy_bb): Handle updating of clone tree; add new edge when new call
10570 (expand_call_inline): Be strict about every call having edge.
10571 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10572 (delete_unreachable_blocks_update_callgraph): New function.
10573 (tree_function_versioning): Use VECtors; always remove unreachable
10574 blocks and fold conditionals.
10575 * tree-inline.h: Do not include varray.h.
10576 (tree_function_versioning): Remove.
10577 * Makefile.in (GTFILES): Remove tree-inline.c
10578 * passes.c (do_per_function): Do only functions having body.
10579 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10582 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10583 Andrew Morrow <acm@google.com>
10586 * c-common.c (c_common_attribute_table): Permit deprecated
10587 attribute to take an optional argument.
10588 (handle_deprecated_attribute): If the optional argument to
10589 __attribute__((deprecated)) is not a string ignore the attribute
10590 and emit a warning.
10592 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10593 * c-typeck.c (build_component_ref): Likewise.
10594 (build_external_ref): Likewise.
10596 * toplev.c (warn_deprecated_use): Add an attribute argument.
10597 Emit the message associated with __attribute__((deprecated)).
10599 * toplev.h (warn_deprecated_use): Updated.
10601 * doc/extend.texi: Document new optional parameter to
10602 __attribute__((deprecated))
10604 2009-05-08 Michael Eager <eager@eagercon.com>
10606 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10607 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10609 2009-05-08 Richard Guenther <rguenther@suse.de>
10611 PR tree-optimization/40062
10612 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10613 Avoid exponential behavior.
10615 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10617 PR rtl-optimization/33928
10619 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10620 process_uses, build_single_def_use_links): New.
10621 (update_df): Update use_def_ref.
10622 (forward_propagate_into): Use get_def_for_use instead of use-def
10624 (fwprop_init): Call build_single_def_use_links and let it initialize
10626 (fwprop_done): Free use_def_ref.
10627 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10628 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10629 df_rd_simulate_one_insn): New.
10630 (df_rd_bb_local_compute_process_def): Update head comment.
10631 (df_chain_create_bb): Use the new RD simulation functions.
10632 * df.h (df_rd_simulate_artificial_defs_at_top,
10633 df_rd_simulate_one_insn): New.
10634 * opts.c (decode_options): Enable fwprop at -O1.
10635 * doc/invoke.texi (-fforward-propagate): Document this.
10637 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10640 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10641 and one complex operand specially.
10642 * tree-complex.c (some_nonzerop): Do not identify a real value as
10643 zero if flag_signed_zeros.
10645 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10647 PR rtl-optimization/33928
10648 * loop-invariant.c (record_use): Fix && vs. || mishap.
10650 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10652 PR rtl-optimization/33928
10653 * loop-invariant.c (struct use): Add addr_use_p.
10654 (struct def): Add n_addr_uses.
10655 (struct invariant): Add cheap_address.
10656 (create_new_invariant): Set cheap_address.
10657 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10658 (record_uses): Pass df_ref to record_use.
10659 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10662 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10664 * config/sh/sh.c: Do not include c-pragma.h.
10666 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10668 * config/spu/spu.c: Remove include of c-common.h.
10670 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10673 * c-common.h (mark_valid_location_for_stdc_pragma,
10674 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10675 clear_float_const_decimal64, float_const_decimal64_p): New.
10676 * c.opt (Wunsuffixed-float-constants): New.
10677 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10678 unsuffixed float constant, handle new warning.
10679 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10680 * c-decl.c (c_scope): New flag float_const_decimal64.
10681 (set_float_const_decimal64, clear_float_const_decimal64,
10682 float_const_decimal64_p): New.
10683 (push_scope): Set new flag.
10684 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10685 to use STDC pragmas.
10686 (c_parser_external_declaration): Ditto.
10687 (c_parser_compound_statement_nostart): Ditto.
10688 * c-pragma.c (valid_location_for_stdc_pragma,
10689 mark_valid_location_for_stdc_pragma,
10690 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10691 handle_pragma_float_const_decimal64): New.
10692 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10693 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10694 set_float_const_decimal64, clear_float_const_decimal64,
10695 float_const_decimal64_p): New dummy functions.
10696 * doc/extend.texi (Decimal Float): Remove statement that the
10697 pragma, and suffix for double constants, are not supported.
10698 * doc/invoke.texi (Warning Options): List new option.
10699 (-Wunsuffixed-float-constants): New.
10701 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10703 * config/i386/i386.c: Do not include c-common.h.
10705 2009-05-07 Mark Heffernan <meheff@google.com>
10707 * doc/invoke.texi (Debugging Options): Document change of debugging
10709 * opts.c (decode_options): Make dump_base_name relative to
10710 aux_base_name directory.
10712 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10714 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10715 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10717 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10719 * Makefile.in (install-plugin): Simplify a bit.
10721 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10723 * Makefile.in (OBJS-common): Add regcprop.o.
10725 * timevar.def (TV_CPROP_REGISTERS): New.
10726 * regrename.c (regrename_optimize): Return 0.
10727 (rest_of_handle_regrename): Delete.
10728 (pass_rename_registers): Point to regrename_optimize.
10729 (struct value_data_entry, struct value_data,
10730 kill_value_one_regno, kill_value_regno, kill_value,
10731 set_value_regno, init_value_data, kill_clobbered_value,
10732 kill_set_value, kill_autoinc_value, copy_value,
10733 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10734 replace_oldest_value_reg, replace_oldest_value_addr,
10735 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10736 debug_value_data, validate_value_data): Move...
10737 * regcprop.c: ... here.
10738 (rest_of_handle_cprop): Delete.
10739 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10741 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10743 PR middle-end/40057
10744 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10745 GEN_INT for 1 << bitnum.
10746 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10747 build_int_cst_type.
10749 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10751 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10752 Remove wrong description of "nand" operation.
10754 2009-05-06 Richard Guenther <rguenther@suse.de>
10755 Adam Nemet <anemet@caviumnetworks.com>
10757 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10758 comment. Add that if LHS is not a gimple register, then RHS1 has
10759 to be a single object (GIMPLE_SINGLE_RHS).
10761 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10763 * expr.c (get_def_for_expr): Move it up in the file.
10764 (store_field): When expanding a bit-field store, look at the
10765 defining gimple stmt for the masking conversion.
10767 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10769 PR middle-end/39986
10770 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10771 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10772 32-bit memcpy into long.
10774 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10776 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10777 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10779 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10780 instead of appending DW_OP_deref*.
10782 2009-05-06 Michael Matz <matz@suse.de>
10784 PR middle-end/40021
10785 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10786 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10788 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10790 * Makefile.in (install-plugin): Fix srcdir handling.
10792 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10794 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10795 when processing for not_regs_needed bitmap.
10796 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10797 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10798 handling it for rhs.
10800 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10802 * config/i386/i386.md (unnamed inc/dec peephole): Use
10803 optimize_insn_for_size_p instead of optimize_size.
10804 * config/i386/predicates.md (incdec_operand): Likewise.
10805 (aligned_operand): Likewise.
10806 * config/i386/sse.md (divv8sf3): Likewise.
10807 (sqrtv8sf2): Likewise.
10809 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10811 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10813 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10815 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10817 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10818 ssemodesuffixf2c with avxmodesuffixf2c.
10820 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10823 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10825 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10827 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10828 (struct tree_base): Adjust spacing for 8 bit boundaries.
10829 (struct tree_decl_common): Add decl_by_reference_flag bit.
10830 (DECL_BY_REFERENCE): Adjust.
10831 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10832 print DECL_BY_REFERENCE bit.
10833 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10834 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10835 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10836 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10839 PR middle-end/39666
10840 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10841 range of the type, but default label is missing, add it with one
10842 of the existing labels instead of adding a new label for it.
10844 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10848 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10850 * Makefile.in (enable_plugin, plugin_includedir): New.
10851 (install): Depend on install-plugin.
10852 (PLUGIN_HEADERS): New.
10853 (install-plugin): New.
10854 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10856 2009-05-05 Richard Guenther <rguenther@suse.de>
10858 PR tree-optimization/40022
10859 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10861 (phivn_valid_p): Fix tuplification error, simplify.
10862 (phiprop_insert_phi): Add dumps.
10863 (propagate_with_phi): Simplify.
10865 2009-05-05 Richard Guenther <rguenther@suse.de>
10867 PR middle-end/40023
10868 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10870 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10872 * tree.h (strip_float_extensions): Remove duplicate declaration.
10873 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10874 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10875 block_ultimate_origin): Rearrange the declarations line to match the
10876 comment that indicates the .c file which the functions are defined.
10877 (dwarf2out_*, set_decl_rtl): Add comment.
10878 (get_base_address): Adjust comment.
10879 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10880 declarations line and add comment.
10881 (is_builtin_name): Add blank after function name, for clarity.
10883 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10885 * attribs.c (decl_attributes): Use %qE for identifiers in
10887 * cgraphunit.c (verify_cgraph_node): Translate function names to
10888 locale character set in diagnostics.
10889 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10891 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10892 Document that functions are named in UTF-8.
10893 * expr.c (expand_expr_real_1): Translate function names to locale
10894 character set in diagnostics.
10895 * gimplify.c (omp_notice_variable, omp_is_private,
10896 gimplify_scan_omp_clauses): Use %qE for identifiers in
10898 * langhooks.c (lhd_print_error_function): Translate function names
10899 to locale character set.
10900 * langhooks.h (decl_printable_name): Document that return value is
10901 in internal character set.
10902 * stmt.c: Include pretty-print.h
10903 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10905 (resolve_operand_name_1): Translate named operand name to locale
10907 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10909 * toplev.c (announce_function): Translate function names to locale
10911 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10912 (default_tree_printer): Use pp_identifier or translate identifiers
10913 to locale character set. Mark "<anonymous>" for translation.
10914 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10915 for identifiers in diagnostics.
10916 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10918 * varasm.c (output_constructor): Use %qE for identifiers in
10921 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10923 * configure.ac: use ` ` instead of $()
10924 * configure: Regenerate.
10926 2009-05-05 Ben Elliston <bje@au.ibm.com>
10928 * config/pa/linux-atomic.c: Eliminate conditional include of
10929 errno.h on non-LP64 systems to simplify build requirements.
10931 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10933 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10935 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10936 and pass value to identifier_to_locale.
10937 (warn_variable_length_array): Make name a tree.
10938 (grokdeclarator): Separate diagnostic texts for named and unnamed
10939 declarators. Use %qE for named declarators.
10940 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10942 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10943 identifiers in diagnostics.
10944 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10945 identifier_to_locale. Mark "anonymous" strings for translation.
10947 2009-05-04 Michael Eager <eager@eagercon.com>
10949 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10950 address for DImode/DFmode only if double-precision FP regs.
10952 2009-05-04 Michael Eager <eager@eagercon.com>
10954 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10955 TARGET_SINGLE_FLOAT check.
10957 2009-05-04 Michael Eager <eager@eagercon.com>
10959 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10961 2009-05-04 Michael Eager <eager@eagercon.com>
10963 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10964 * config/rs6000/t-xilinx: New
10966 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10968 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10969 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10970 * gcc/explow.c (memory_address): Use target hook.
10971 * gcc/targhooks.c (default_legitimize_address): New.
10972 * gcc/targhooks.h (default_legitimize_address): New.
10973 * gcc/target.h (legitimize_address): New.
10974 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10975 (TARGET_INITIALIZER): Include it.
10976 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10978 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10979 * config/bfin/bfin.c (legitimize_address): Remove.
10980 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10981 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10983 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10984 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10986 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10987 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10988 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10989 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10990 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10991 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10992 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10993 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
10994 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
10995 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
10996 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
10997 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
10998 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
10999 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11000 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11001 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11002 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11003 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11004 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11005 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11006 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11007 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11008 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11010 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11011 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11012 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11013 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11014 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11015 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11016 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11017 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11018 (thumb_legitimize_address): Delete.
11019 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11020 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11021 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11022 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11023 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11024 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11026 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11029 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11030 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11031 * config/m32r/m32r.c (m32r_legitimize_address): New.
11032 * config/m68k/m68k.c (m68k_legitimize_address): New.
11033 * config/score/score.c (score_legitimize_address): Standardize.
11034 * config/score/score3.c (score3_legitimize_address): Standardize.
11035 * config/score/score3.h (score3_legitimize_address): Adjust.
11036 * config/score/score7.c (score7_legitimize_address): Standardize.
11037 * config/score/score7.h (score7_legitimize_address): Adjust.
11038 * config/sh/sh.c (sh_legitimize_address): New.
11039 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11041 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11042 (s390_legitimize_address): ... this.
11043 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11044 (sparc_legitimize_address): ... this.
11045 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11046 (ix86_legitimize_address): ... this.
11047 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11048 (avr_legitimize_address): ... this.
11049 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11050 (mn10300_legitimize_address): ... this.
11051 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11052 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11053 (alpha_expand_mov): Adjust call.
11055 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11056 * config/spu/spu.c (spu_legitimize_address): Likewise.
11057 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11058 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11060 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11062 * intl.c (locale_encoding, locale_utf8): New.
11063 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11064 * intl.h (locale_encoding, locale_utf8): Declare.
11065 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11066 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11068 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11070 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11071 (pp_base_tree_identifier): Declare as function.
11072 (identifier_to_locale): Declare.
11073 * Makefile.in (pretty-print.o): Update dependencies.
11074 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11076 2009-05-04 Richard Guenther <rguenther@suse.de>
11078 PR middle-end/40015
11079 * builtins.c (fold_builtin_memory_op): Do not decay to element
11080 type if the size matches the whole array.
11082 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11084 * expmed.c (synth_mult): When trying out a shift, pass the result
11087 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11089 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11090 (shiftsub1_cost): New.
11091 (init_expmed): Compute shiftsub1_cost.
11092 (synth_mult): Optimize multiplications by constants of the form
11093 -(2^^m-1) for some constant positive integer m.
11095 2009-05-03 Richard Guenther <rguenther@suse.de>
11098 * c-typeck.c (array_to_pointer_conversion): Do not built
11099 ADDR_EXPRs of arrays of pointer-to-element type.
11100 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11101 up wrong ADDR_EXPRs after-the-fact.
11102 * c-common.c (strict_aliasing_warning): Strip pointer
11103 conversions for obtaining the original type.
11104 * builtins.c (fold_builtin_memset): Handle array types.
11105 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11108 2009-05-03 Richard Guenther <rguenther@suse.de>
11110 PR middle-end/23329
11111 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11112 Do not lose casts from array types with unknown extent to array
11113 types with known extent.
11114 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11115 alias set compatibility.
11117 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11119 * flags.h (extra_warnings): Delete.
11120 * toplev.c (process_options): Handle Wuninitialized here.
11121 * opts.c (extra_warnings): Delete.
11122 (set_Wextra): Delete.
11123 (common_handle_option): -Wextra can be handled automatically.
11124 * c-opts.c (c_common_handle_option): Delete obsolete code.
11125 (c_common_post_options): Simplify comment.
11126 * common.opt (W): Add Var.
11128 (Wuninitialized): Initialize to -1.
11130 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11131 Richard Guenther <rguenther@suse.de>
11133 * expr.c (get_def_for_expr): New function.
11134 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11135 SSA rather than trees.
11136 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11137 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11139 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11141 * c-common.c (reswords): Add _Imaginary.
11142 * c-common.c (enum rid): Add RID_IMAGINARY.
11144 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11146 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11147 Patch by Richard Guenther.
11149 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11151 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11152 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11153 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11154 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11155 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11156 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11157 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11158 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11159 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11160 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11161 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11162 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11163 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11164 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11165 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11166 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11167 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11168 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11170 2009-05-02 Richard Guenther <rguenther@suse.de>
11172 PR tree-optimization/39940
11173 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11176 2009-05-02 Richard Guenther <rguenther@suse.de>
11178 PR middle-end/40001
11179 * tree-ssa.c (execute_update_addresses_taken): Properly check
11180 if we can mark a variable DECL_GIMPLE_REG_P.
11181 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11182 back to the end of the function.
11183 (is_gimple_reg_type): Remove complex type special casing.
11184 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11187 2009-05-02 Ben Elliston <bje@au.ibm.com>
11189 * doc/collect2.texi (Collect2): Document search path behaviour
11190 when configured with --with-ld.
11192 2009-05-02 Jan Hubicka <jh@suse.cz>
11194 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11195 parameter; update callers.
11196 (coalesce_cost_edge): EH edges are costier because they needs
11197 splitting even if not critical and even more costier when there are
11198 multiple EH predecestors.
11200 2009-05-02 Jan Hubicka <jh@suse.cz>
11202 * except.c (remove_eh_handler_and_replace): Handle updating after
11203 removing TRY blocks.
11205 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11207 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11209 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11211 * varasm.c: Do not include c-pragma.h.
11212 * attribs.c: Do not incude c-common.h.
11214 2009-05-01 Michael Matz <matz@suse.de>
11216 * calls.c (initialize_argument_information): Handle SSA names like
11217 decls with a non MEM_P DECL_RTL.
11219 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11221 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11222 * ipa-utils.c: Likewise.
11223 * ipa-type-escape.c: Likewise.
11224 * cgraphunit.c Do not include c-common.h.
11225 * ipa-pure-const.c: Likewise.
11226 * tree-if-conv.c: Likewise.
11227 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11228 * ipa-struct-reorg.c: Likewise.
11229 * tree-nomudflap.c: Likewise.
11230 * tree-ssa-structalias.c: Likewise.
11232 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11234 * store-motion.c: Many cleanups to make this pass a first-class
11235 citizen instead of an appendix to gcse load motion. Add TODO list
11236 to make this pass faster/cleaner/better.
11238 (struct ls_expr): Post gcse.c-split cleanups.
11239 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11240 "stores" field to "avail_stores".
11241 (pre_ldst_mems): Rename to store_motion_mems.
11242 (pre_ldst_table): Rename to store_motion_mems_table.
11243 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11244 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11245 (ldst_entry): Rename to st_expr_entry, update users.
11246 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11247 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11248 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11250 (first_ls_expr): Rename to first_st_expr, update users.
11251 (next_ls_expr): Rename to next_st_expr, update users.
11252 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11253 fields properly for store motion instead of names inherited from load
11255 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11256 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11259 (ae_kill): Rename to st_kill, update users.
11260 (ae_gen): Rename to st_avloc, update users.
11261 (transp): Rename to st_transp, update users.
11262 (pre_insert_map): Rename to st_insert_map, update users.
11263 (pre_delete_map): Rename to st_delete_map, update users.
11264 (insert_store, build_store_vectors, free_store_memory,
11265 one_store_motion_pass): Update for abovementioned changes.
11267 (gcse_subst_count, gcse_create_count): Remove.
11268 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11269 and "n_stores_created", local variables.
11271 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11274 (regvec, compute_store_table_current_insn): Remove.
11275 (reg_set_info, reg_clear_last_set): Remove.
11276 (compute_store_table): Use DF caches instead of local dataflow
11279 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11281 * c-objc-common.c (c_tree_printer): Print identifiers with
11282 pp_identifier, not pp_string. Mark "({anonymous})" for
11284 * c-pretty-print.c (pp_c_ws_string): New.
11285 (pp_c_cv_qualifier, pp_c_type_specifier,
11286 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11287 pp_c_storage_class_specifier, pp_c_function_specifier,
11288 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11289 pp_c_primary_expression, pp_c_postfix_expression,
11290 pp_c_unary_expression, pp_c_shift_expression,
11291 pp_c_relational_expression, pp_c_equality_expression,
11292 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11293 use pp_string and pp_c_ws_string in place of pp_identifier and
11294 pp_c_identifier for non-identifiers. Mark English strings for
11296 * c-pretty-print.h (pp_c_ws_string): Declare.
11298 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11299 Roland McGrath <roland@redhat.com>
11301 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11302 (ENABLE_LD_BUILDID): New configuration option.
11303 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11304 (LINK_BUILDID_SPEC): New macro.
11305 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11307 * doc/install.texi: Document --enable-linker-build-id option.
11308 * configure: Rebuild.
11309 * config.in: Rebuild.
11311 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11313 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11314 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11315 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11316 MIPS_GP_SAVE_AREA_SIZE.
11317 * config/mips/mips.c (struct mips_frame_info): Update comment
11318 before arg_pointer_offset and hard_frame_pointer_offset.
11319 (mips_compute_frame_info): Update diagram before function: to
11320 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11321 indicate the position of frame_pointer_rtx with -fstack-protector and
11322 to show args_size. Don't allocate cprestore area for leaf functions
11323 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11325 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11327 2009-04-30 Michael Matz <matz@suse.de>
11329 PR tree-optimization/39955
11330 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11332 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11334 * ira.c (setup_cover_and_important_classes): Use safe macro
11335 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11337 * genpreds.c (write_tm_preds_h): Output suitable definition of
11338 REG_CLASS_FOR_CONSTRAINT.
11340 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11342 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11344 * bitmap.c (bitmap_descriptor): Likewise.
11345 * ggc-common.c (loc_descriptor): Likewise.
11346 * varray.c (varray_descriptor): Likewise.
11347 * vec.c (vec_descriptor): Likewise.
11349 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11351 * Makefile.in (dce.o): Add $(EXCEPT_H).
11352 * dce.c: Include except.h and delete redundant vector definitions.
11353 (deletable_insn_p): Return false for non-call insns that can throw
11356 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11358 * gcse.c (ae_gen): Remove.
11359 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11360 and make non-static function to make it available in store-motion.c.
11361 Update call sites with search-and-replace.
11362 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11363 extract_mentioned_regs, extract_mentioned_regs_helper,
11364 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11365 store_killed_in_insn, store_killed_after, store_killed_before,
11366 build_store_vectors, insert_insn_start_basic_block, insert-store,
11367 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11368 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11369 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11370 * store-motion.c: ...new file. Also copy data structures from gcse.c
11371 and clean up to remove parts not used by store motion.
11372 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11373 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11375 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11378 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11379 when optimizing for size.
11381 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11383 * gcse.c (gcse_constant_p): Fix typo in last change.
11385 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11387 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11389 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11391 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11393 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11395 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11396 CONST_HIGH_PART result.
11398 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11400 * config/avr/avr.c (initial_elimination_offset): Rename to
11401 avr_initial_elimination_offset.
11402 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11403 change return type to bool.
11404 (avr_can_eliminate): New function.
11405 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11406 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11407 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11408 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11409 avr_initial_elimination_offset.
11410 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11411 (avr_initial_elimination_offset): Define.
11413 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11414 Steven Bosscher <steven@gcc.gnu.org>
11416 PR rtl-optimization/39938
11417 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11418 * cfgrtl.c: Include insn-attr.h.
11419 (rest_of_pass_free_cfg): New function.
11420 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11421 * resource.c (init_resource_info): Remove call to df_analyze.
11423 2009-04-29 Richard Guenther <rguenther@suse.de>
11426 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11427 allow conversion to signed integers.
11429 2009-04-29 Richard Guenther <rguenther@suse.de>
11431 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11432 shifts of floating point vectors if the shift amount is
11433 a constant multiple of the element size.
11435 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11436 Michael Matz <matz@suse.de>
11438 PR middle-end/39927
11440 * tree-outof-ssa.c (emit_partition_copy): New function.
11441 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11442 insert_part_to_rtx_on_edge): Perform the partition base var
11443 copy using emit_partition_copy.
11444 (insert_value_copy_on_edge): Convert constants to the right mode.
11445 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11446 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11448 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11450 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11451 scan backwards to try to find a constant to initialize it.
11453 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11454 insn before the loop_end instruction, don't look past labels.
11456 2009-04-29 Richard Guenther <rguenther@suse.de>
11458 PR middle-end/39937
11459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11460 loose type conversions.
11461 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11462 stmts only if there are no uses of its definition.
11464 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11466 * config/bfin/bfin.h (splitting_loops): Declare.
11467 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11468 Reorder bit definitions to be ascending.
11469 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11470 * config/bfin/bfin.c (splitting_loops): New variable.
11471 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11472 (struct loop_info): Remove members INIT and LOOP_INIT.
11473 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11474 the LSETUP sequence. Allow LC to be loaded from any register, but
11475 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11476 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11478 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11479 of reload_completed.
11482 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11484 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11486 * Makefile.in (PLUGIN_VERSION_H): New.
11487 (OBJS-common): Remove plugin-version.o.
11488 (plugin.o): Depend on (PLUGIN_VERSION_H).
11489 (plugin-version.o): Remove.
11490 * configure: Regenerate
11491 * configure.ac: Create plugin-version.h.
11492 * gcc-plugin.h (plugin_gcc_version): Remove.
11493 (plugin_default_version_check): Change signature.
11494 * plugin-version.c: Remove.
11495 * plugin.c: Include plugin-version.h.
11496 (str_plugin_gcc_version_name): Remove.
11497 (try_init_one_plugin): Pass gcc version to plugin_init.
11498 (plugin_default_version_check): Both gcc and plugin versions are now
11501 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11503 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11504 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11505 Remove special case testing for last insn of inner loops. Don't fail
11506 if the loop ends with a jump, emit an extra nop instead.
11508 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11509 DREGS rather than comparing directly. Remove code that tries to
11510 account for latencies.
11512 2009-04-29 Richard Guenther <rguenther@suse.de>
11514 PR tree-optimization/39941
11515 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11516 eliminating an indirect call.
11518 2009-04-29 Richard Guenther <rguenther@suse.de>
11520 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11521 parameter. Allow invariants as base if !require_lvalue.
11522 (verify_gimple_assign_single): Adjust.
11524 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11526 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11527 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11528 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11529 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11530 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11532 * config/bfin/bfin.c (bfin_expand_builtin,
11533 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11535 2009-04-28 Richard Guenther <rguenther@suse.de>
11537 * tree-vect-loop.c (get_initial_def_for_induction): Use
11538 correct types for pointer increment.
11540 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11542 * toplev.c (print_version): Update GMP version string calculation.
11544 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11546 PR rtl-optimization/39938
11547 * resource.c (init_resource_info): Add call to df_analyze.
11549 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11551 * config/alpha/alpha.md (usegp): Cast the result of
11552 alpha_find_lo_sum_using_gp to enum attr_usegp.
11553 * config/alpha/alpha.c (override_options): Remove end-of-structure
11554 marker element from cpu_table. Use array size of cpu_table to handle
11555 -mcpu and -mtune options.
11556 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11558 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11560 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11561 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11562 tune_32 and tune_64.
11563 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11564 support on PowerPC.
11565 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11566 * config/rs6000/option-defaults.h: ... here. New file.
11567 (OPT_64, OPT_32): Define.
11568 (MASK_64BIT): Define to 0 if not already defined.
11569 (OPT_ARCH64, OPT_ARCH32): Define.
11570 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11573 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11575 * config/arm/arm.c (arm_override_options): Emit error on using
11578 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11580 PR rtl-optimization/39914
11581 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11582 registers for allocnos created from user-defined variables only
11583 when not optimizing.
11585 2009-04-28 Richard Guenther <rguenther@suse.de>
11587 PR middle-end/39937
11588 * fold-const.c (fold_binary): Use distribute_real_division only
11591 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11593 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11594 add hpux-stdint.h to tm_file.
11595 (hppa[12]*-*-hpux11*): Ditto.
11596 (ia64*-*-hpux*): Ditto.
11597 * config/hpux-stdint.h: New.
11598 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11599 __STDC_EXT__ for all compiles.
11600 * config/pa/pa-hpux.h: Ditto.
11601 * config/pa/pa-hpux10.h: Ditto.
11602 * config/pa/pa-hpux11.h: Ditto.
11604 2009-04-28 Catherine Moore <clm@codesourcery.com>
11606 * debug.h (set_name): Add comment.
11608 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11611 * config/darwin.c (machopic_gen_offset): Check
11612 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11613 * config/arm/arm.c (require_pic_register): Likewise.
11615 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11617 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11618 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11619 m32c_promote_prototypes): Delete.
11621 2009-04-28 Michael Matz <matz@suse.de>
11623 PR middle-end/39922
11624 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11627 2009-04-28 Richard Guenther <rguenther@suse.de>
11629 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11631 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11633 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11634 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11635 * config/arm/arm-tune.md: Regenerate.
11637 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11639 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11640 block if there are complex incoming edges.
11641 (sel_merge_blocks): Remove useless assert.
11642 (sel_redirect_edge_and_branch): Check that edge was redirected.
11643 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11644 (sel_find_rgns): Delete declaration.
11645 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11646 the region when it is not a preheader.
11648 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11651 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11653 2009-04-28 Richard Guenther <rguenther@suse.de>
11655 * tree.h (SSA_NAME_VALUE): Remove.
11656 (struct tree_ssa_name): Remove value_handle member.
11657 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11658 array for jump threading.
11659 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11661 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11662 * tree-flow.h (threadedge_initialize_values): Declare.
11663 (threadedge_finalize_values): Likewise.
11664 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11665 (SSA_NAME_VALUE): Define.
11666 (threadedge_initialize_values): New function.
11667 (threadedge_finalize_values): Likewise.
11668 * tree-ssa-dom.c (ssa_name_values): New global variable.
11669 (SSA_NAME_VALUE): Define.
11670 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11672 2009-04-28 Ira Rosen <irar@il.ibm.com>
11674 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11675 Use REPORT_VECTORIZED_LOCATIONS instead
11676 REPORT_VECTORIZED_LOOPS.
11677 * tree-vectorizer.c (vect_verbosity_level): Make static.
11678 (vect_loop_location): Rename to vect_location.
11679 (vect_set_verbosity_level): Update comment.
11680 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11682 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11683 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11684 instead REPORT_UNVECTORIZED_LOOPS.
11685 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11686 and vect_loop_def to vect_external_def and vect_internal_def.
11687 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11688 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11689 REPORT_UNVECTORIZED_LOCATIONS.
11690 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11691 and vect_used_in_loop and to vect_unused_in_scope and
11692 vect_used_in_scope.
11693 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11694 (vect_verbosity_level): Remove declaration.
11695 (vect_analyze_operations): Likewise.
11696 (vect_analyze_stmt): Declare.
11697 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11698 REPORT_UNVECTORIZED_LOCATIONS.
11699 (vect_get_loop_niters): Fix indentation.
11700 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11701 (vect_analyze_loop_operations): New function.
11702 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11703 vect_analyze_operations.
11704 (vect_is_simple_reduction): Use new names.
11705 (vectorizable_live_operation, vect_transform_loop): Likewise.
11706 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11707 to specify whether the data references can be a part of interleaving
11709 (vect_analyze_data_ref_dependence): Use new names.
11710 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11711 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11712 * tree-vect-patterns.c (widened_name_p): Use new names.
11713 (vect_recog_dot_prod_pattern): Likewise.
11714 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11715 (process_use, vect_mark_stmts_to_be_vectorized,
11716 vect_model_simple_cost, vect_model_store_cost,
11717 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11718 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11719 vectorizable_operation, vectorizable_type_demotion,
11720 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11721 vectorizable_condition): Likewise.
11722 (vect_analyze_operations): Split into vect_analyze_loop_operations
11724 (vect_analyze_stmt): ... new function.
11725 (new_stmt_vec_info): Use new names.
11726 (vect_is_simple_use): Use new names and fix comment.
11727 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11728 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11730 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11733 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11734 and integer modes for x87 operands. Do not ICE for unsupported size,
11735 generate error instead. Generate error for unsupported operand types.
11736 ['z']: Do not handle HImode memory operands specially. Warning
11737 for floating-point operands. Fallthru to 'Z' for unsupported operand
11738 types. Do not ICE for unsupported size, generate error instead.
11739 (output_387_binary_op): Use %Z to output operands.
11740 (output_fp_compare): Ditto.
11741 (output_387_reg_move): Ditto.
11743 2009-04-28 Ben Elliston <bje@au.ibm.com>
11748 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11750 * builtins.c (c_strlen): Do not warn here.
11751 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11752 * c-common.c (pointer_int_sum): Take an explicit location.
11753 Warn about offsets out of bounds.
11754 * c-common.h (pointer_int_sum): Adjust declaration.
11756 2009-04-27 Ian Lance Taylor <iant@google.com>
11758 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11760 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11761 * df-core.c (df_set_flags): Change return type to int. Change
11762 type of old_flags to int.
11763 (df_clear_flags): Likewise.
11764 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11765 (df_get_conditional_uses): Likewise.
11766 * df.h (df_set_flags, df_clear_flags): Update declarations.
11767 * dwarf2out.c (struct indirect_string_node): Change type of form
11768 field to enum dwarf_form.
11769 (AT_string_form): Change return type to enum dwarf_form.
11770 * fixed-value.c (fixed_compare): Add cast to enum type.
11771 * fwprop.c (update_df): Change 0 to VOIDmode.
11772 * gensupport.c: Change 0 to UNKNOWN.
11773 * gimple.h (gimple_cond_code): Add cast to enum type.
11774 * haifa-sched.c (reemit_notes): Add cast to enum type.
11775 * hooks.c (hook_int_void_no_regs): Remove function.
11776 * hooks.h (hook_int_void_no_regs): Remove declaration.
11777 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11778 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11779 * real.c (real_arithmetic): Add cast to enum type.
11780 (real_compare): Likewise.
11781 * target.h (struct gcc_target): Change return type of
11782 branch_target_register_class to enum reg_class.
11783 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11784 default_branch_target_register_class.
11785 * targhooks.c (default_branch_target_register_class): New function.
11786 * targhooks.h (default_branch_target_register_class): Declare.
11787 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11788 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11790 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11792 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11793 vect_uninitialized_def. Change 0 to ERROR_MARK.
11794 * tree-vect-stmts.c (supportable_widening_operation): Don't
11795 initialize icode1 and icode2.
11796 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11797 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11799 (cmn_err_flag_specs): Change 0 to STD_C89.
11800 (cmn_err_char_table): Likewise.
11801 * config/arm/arm.c (get_arm_condition_code): Change type of code
11802 to enum arm_cond_code.
11803 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11804 (IWMMXT_BUILTIN2): Likewise.
11805 (neon_builtin_type_bits): Don't define typedef.
11806 (neon_builtin_datum): Change type of bits field to int.
11807 (arm_expand_neon_args): Add cast to enum type.
11808 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11810 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11811 casts to enum type.
11812 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11814 * config/mips/mips.md (jal_macro): Return enum constant.
11815 (single_insn): Likewise.
11816 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11818 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11819 casts to enum type.
11820 * config/s390/s390.c (s390_tune_flags): Change type to int.
11821 (s390_arch_flags): Likewise.
11822 (s390_handle_arch_option): Change flags field of struct pta to int.
11823 * config/s390/s390.h (s390_tune_flags): Update declaration.
11824 (s390_arch_flags): Likewise.
11825 * config/sh/sh.c (prepare_move_operands): Compare
11826 tls_symbolic_operand result with enum constant.
11827 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11828 (sh_expand_prologue): Add cast to enum type.
11829 (sh_expand_epilogue): Likewise.
11830 (tls_symbolic_operand): Change return type to enum tls_model.
11831 (fpscr_set_from_mem): Add cast to enum type.
11832 (legitimize_pic_address): Compare tls_symbolic_operand result with
11834 (sh_target_reg_class): Change return type to enum reg_class.
11835 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11837 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11838 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11839 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11840 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11841 (delayed_branch, tls_call_delay): Likewise.
11842 (eligible_for_sibcall_delay): Likewise.
11843 (eligible_for_return_delay): Likewise.
11844 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11845 (spu_expand_builtin_1): Likewise.
11847 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11848 for all types of conversions.
11849 (output_init_element): Issue -Wc++-compat warning if needed when
11850 initializing a bitfield with enum type.
11851 * c-parser.c (c_parser_expression): Set original_type to
11852 original_type of right hand operand of comman operator.
11854 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11856 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11858 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11859 * doc/cpp.texi (Standard Predefined Macros)
11860 (Implementation-defined behavior): Likewise.
11861 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11862 * doc/gimple.texi (GIMPLE Exception Handling)
11863 (@code{GIMPLE_ASSIGN}): Likewise.
11864 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11865 * doc/invoke.texi (Warning Options, Optimize Options)
11866 (AVR Options, Darwin Options): Likewise.
11867 (Optimize Options): Reformulate -fwhole-program description.
11868 * doc/loop.texi (Lambda): Likewise.
11869 * doc/md.texi (Output Template, Define Constraints)
11870 (Standard Names, Insn Splitting): Likewise.
11871 * doc/options.texi (Option properties): Likewise.
11872 * doc/passes.texi (Tree-SSA passes): Likewise.
11873 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11874 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11875 (File Names and DBX): Likewise.
11876 * doc/trouble.texi (Incompatibilities): Likewise.
11878 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11880 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11881 instruction is correct.
11883 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11885 Allow non-constant arguments to conversion intrinsics.
11886 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11887 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11888 * spu.c (print_operand): Handle 'v' and 'w'.
11889 (exp2_immediate_p, spu_gen_exp2): Define.
11890 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11891 spu_convtf_1): Update parameter descriptions.
11892 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11893 * constraints.md ('v', 'w'): New.
11894 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11896 (i2f, I2F): New define_mode_attr.
11897 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11898 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11899 fixuns_truncv4sfv4si2): Update to use mode attribute.
11900 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11901 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11902 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11903 patterns for combine.
11905 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11907 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11908 (cprop, hoist, pre, store_motion): New debug counters.
11909 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11910 is not an RTL pass anymore.
11911 (pass_profiling): Remove extern decl for pass removed in 2005.
11912 (pass_gcse, pass_jump_bypass): Remove.
11913 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11914 to 0 for clean state.
11915 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11916 * cse.c (gate_handle_cse_after_global_opts,
11917 rest_of_handle_cse_after_global_opts): New functions.
11918 (pass_cse_after_global_opts): New pass, does local CSE.
11919 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11920 (TV_CPROP): New timevar.
11921 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11922 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11923 (gcse_main, recompute_all_luids): Remove.
11924 (compute_hash_table_work): Call max_reg_num instead of reading
11926 (cprop_jump): Don't set run_jump_opt_after_gcse.
11927 (constprop_register): Always allow to alter jumps.
11928 (cprop_insn): Likewise.
11929 (do_local_cprop): Likewise.
11930 (local_cprop_pass): Likewise. Return non-zero if something changed.
11931 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11932 (find_implicit_sets): Add note about missed optimization opportunity.
11933 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11934 pass_rtl_cprop execute function.
11935 Don't bother tracking the pass number, each pass gets its own dumpfile
11937 Always allow to alter jumpsand bypass jumps.
11938 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11939 will just find no suitable set.
11940 (pre_edge_insert): Fix dumping, this function is for PRE only.
11941 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11942 pass_rtl_pre execute function.
11943 (hoist_code): Return non-zero if something changed. Keep track of
11944 substitutions and insertions for statistics gathering similar to PRE.
11945 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11946 called from the pass_rtl_hoist execute function. Show pass statistics.
11947 (compute_store_table): Use max_reg_num directly instead of using the
11948 formerly global max_gcse_regno.
11949 (build_store_vectors): Likewise.
11950 (replace_store_insn): Fix dumping.
11951 (store_motion): Rename to ...
11952 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11953 pass, called from the pass_rtl_store_motion execute function. Keep
11954 track of substitutions and insertions for statistics gathering similar
11956 (bypass_jumps): Remove, fold interesting bits into ...
11957 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11958 from the pass_rtl_cprop execute function.
11959 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11960 pass_jump_bypass): Remove.
11961 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11962 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11963 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11964 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11965 (gate_rtl_store_motion, execute_rtl_store_motion,
11966 pass_rtl_store_motion): New.
11967 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11968 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11969 * passes.c (init_optimization_passes): Remove pass_gcse and
11970 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11971 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11972 instead of pass_jump_bypass.
11974 2009-04-27 Richard Guenther <rguenther@suse.de>
11976 PR middle-end/39928
11977 * gimplify.c (gimplify_expr): If we are required to create
11978 a temporary make sure it ends up as register.
11980 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11983 * config/i386/i386.c (construct_container): Don't call
11984 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11985 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11987 2009-04-27 Michael Matz <matz@suse.de>
11989 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11990 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11991 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11992 (dump_replaceable_exprs): Take a bitmap.
11993 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
11995 (expand_gimple_basic_block): Likewise.
11996 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11997 replaceable_expressions member a bitmap.
11998 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
11999 (mark_replaceable): Likewise.
12000 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12001 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12003 2009-04-27 Richard Guenther <rguenther@suse.de>
12005 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12006 (verify_stmts): Dispatch to gimple/type verification code.
12007 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12008 issue with call argument types.
12010 2009-04-27 Michael Matz <matz@suse.de>
12012 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12013 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12016 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12017 Eric Botcazou <ebotcazou@adacore.com>
12019 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12020 a label's basic block.
12021 (mark_target_live_regs): Tidy and rework obsolete comments.
12022 Change back DF problem to LIVE. If a label starts a basic block,
12023 assume that all registers that used to be live then still are.
12024 (init_resource_info): If a label starts a basic block, set its
12025 BLOCK_FOR_INSN accordingly.
12026 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12028 2009-04-27 Richard Guenther <rguenther@suse.de>
12030 * tree-flow-inline.h (function_ann): Remove.
12031 (get_function_ann): Likewise.
12032 * tree-dfa.c (create_function_ann): Remove.
12033 * tree-flow.h (struct static_var_ann_d): Remove.
12034 (struct function_ann_d): Likewise.
12035 (union tree_ann_d): Remove fdecl member.
12036 (function_ann_t): Remove.
12037 (function_ann, get_function_ann, create_function_ann): Remove
12040 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12042 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12044 2009-04-27 Jan Hubicka <jh@suse.cz>
12046 * ipa-pure-const.c (struct funct_state_d): New fields
12047 state_previously_known, looping_previously_known; remove
12048 state_set_in_source.
12049 (analyze_function): Use new fields.
12050 (propagate): Avoid assumption that state_set_in_source imply
12053 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12054 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12055 * cfgloop.h (finite_loop_p): Declare.
12057 2009-04-26 Michael Matz <matz@suse.de>
12059 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12061 2009-04-26 Michael Matz <matz@suse.de>
12063 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12064 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12065 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12066 pass_mark_used_blocks): Remove.
12067 * tree-optimize.c (pass_free_datastructures,
12068 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12069 * passes.c (init_optimization_passes): Don't call
12070 pass_mark_used_blocks, remove dead code.
12072 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12074 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12075 * tree-ssa-live.h (register_ssa_partition): Likewise.
12077 2009-04-26 Michael Matz <matz@suse.de>
12080 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12081 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12082 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12084 (compare_pairs): Swap cost comparison.
12085 (coalesce_ssa_name): Don't use change_partition_var.
12086 * tree-nrv.c (struct nrv_data): Add modified member.
12087 (finalize_nrv_r): Set it.
12088 (tree_nrv): Use it to update statements.
12089 (pass_nrv): Require PROP_ssa.
12090 * tree-mudflap.c (mf_decl_cache_locals,
12091 mf_build_check_statement_for): Use make_rename_temp.
12092 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12093 * alias.c (find_base_decl): Handle SSA names.
12094 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12095 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12096 * rtl.h (set_reg_attrs_for_parm): Declare.
12097 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12098 to "optimized", remove unused locals at finish.
12099 (execute_free_datastructures): Make global, call
12100 delete_tree_cfg_annotations.
12101 (execute_free_cfg_annotations): Don't call
12102 delete_tree_cfg_annotations.
12104 * ssaexpand.h: New file.
12105 * expr.c (toplevel): Include ssaexpand.h.
12106 (expand_assignment): Handle SSA names the same as register variables.
12107 (expand_expr_real_1): Expand SSA names.
12108 * cfgexpand.c (toplevel): Include ssaexpand.h.
12109 (SA): New global variable.
12110 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12111 (SSAVAR): New macro.
12112 (set_rtl): New helper function.
12113 (add_stack_var): Deal with SSA names, use set_rtl.
12114 (expand_one_stack_var_at): Likewise.
12115 (expand_one_stack_var): Deal with SSA names.
12116 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12117 before unique numbers.
12118 (expand_stack_vars): Use set_rtl.
12119 (expand_one_var): Accept SSA names, add asserts for them, feed them
12120 to above subroutines.
12121 (expand_used_vars): Expand all partitions (without default defs),
12122 then only the local decls (ignoring those expanded already).
12123 (expand_gimple_cond): Remove edges when jumpif() expands an
12124 unconditional jump.
12125 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12126 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12128 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12129 members of SA; deal with PARM_DECL partitions here; expand
12130 all PHI nodes, free tree datastructures and SA. Commit instructions
12131 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12132 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12133 info and statements at start, collect garbage at finish.
12134 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12135 (VAR_ANN_PARTITION) Remove.
12136 (change_partition_var): Don't declare.
12137 (partition_to_var): Always return SSA names.
12138 (var_to_partition): Only accept SSA names.
12139 (register_ssa_partition): Only check argument.
12140 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12142 (delete_var_map): Don't free it.
12143 (var_union): Only accept SSA names, simplify.
12144 (partition_view_init): Mark only useful SSA names as used.
12145 (partition_view_fini): Only deal with SSA names.
12146 (change_partition_var): Remove.
12147 (dump_var_map): Use ssa_name instead of partition_to_var member.
12148 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12150 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12151 (struct _elim_graph): New member const_dests; nodes member vector of
12153 (set_location_for_edge): New static helper.
12154 (create_temp): Remove.
12155 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12156 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12157 (new_elim_graph): Allocate const_dests member.
12158 (clean_elim_graph): Truncate const_dests member.
12159 (delete_elim_graph): Free const_dests member.
12160 (elim_graph_size): Adapt to new type of nodes member.
12161 (elim_graph_add_node): Likewise.
12162 (eliminate_name): Likewise.
12163 (eliminate_build): Don't take basic block argument, deal only with
12164 partition numbers, not variables.
12165 (get_temp_reg): New static helper.
12166 (elim_create): Use it, deal with RTL temporaries instead of trees.
12167 (eliminate_phi): Adjust all calls to new signature.
12168 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12169 (rewrite_trees): Only do checking.
12170 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12171 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12172 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12173 contains_tree_r, MAX_STMTS_IN_LATCH,
12174 process_single_block_loop_latch, analyze_edges_for_bb,
12175 perform_edge_inserts): Remove.
12176 (expand_phi_nodes): New global function.
12177 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12178 functions, initialize new parameter, remember partitions having a
12180 (finish_out_of_ssa): New global function.
12181 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12182 don't reset in_ssa_p here, don't disable TER when mudflap.
12183 (pass_del_ssa): Remove.
12184 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12186 (execute_free_datastructures): Declare.
12187 * Makefile.in (SSAEXPAND_H): New variable.
12188 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12189 * basic-block.h (commit_one_edge_insertion): Declare.
12190 * passes.c (init_optimization_passes): Move pass_nrv and
12191 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12192 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12193 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12194 (redirect_branch_edge): Deal with super block when expanding, split
12195 out jump patching itself into ...
12196 (patch_jump_insn): ... here, new static helper.
12198 2009-04-26 Michael Matz <matz@suse.de>
12200 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12201 beyond num_ssa_names.
12202 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12203 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12205 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12207 PR inline-asm/39543
12208 * fwprop.c (forward_propagate_asm): New function.
12209 (forward_propagate_and_simplify): Propagate also into __asm, if it
12210 doesn't increase the number of referenced registers.
12213 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12215 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12217 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12218 note_nonlocal_vla_type for nonlocal VLAs.
12219 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12220 contains_remapped_vars, remap_vla_decls): New functions.
12221 (convert_nonlocal_reference_stmt): If not optimizing, call
12222 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12223 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12224 if it wasn't found in var_map.
12225 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12226 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12227 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12229 * gimplify.c (nonlocal_vlas): New variable.
12230 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12232 (gimplify_body): Create and destroy nonlocal_vlas.
12234 * dwarf2out.c (loc_descr_plus_const): New function.
12235 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12236 mem_loc_descriptor, loc_descriptor_from_tree_1,
12237 descr_info_loc, gen_variable_die): Use it.
12239 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12240 !TREE_STATIC VAR_DECLs.
12241 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12242 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12243 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12244 DECL_BY_REFERENCE is valid.
12245 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12246 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12247 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12248 Copy DECL_BY_REFERENCE.
12249 (struct nesting_copy_body_data): New type.
12250 (nesting_copy_decl): New function.
12251 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12252 if they have variable length.
12254 2009-04-26 Michael Matz <matz@suse.de>
12256 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12257 mark new temporaries for renaming.
12259 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12262 * c-decl.c (global_bindings_p): Return negative value.
12263 (c_variable_size): New. Based on variable_size from
12265 (grokdeclarator): Call c_variable_size not variable_size.
12267 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12269 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12271 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12273 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12274 Redefine it to just use mingw/include.
12275 (ASM_SPEC): Rules for -m32 and -m64.
12276 (LINK_SPEC): Use Likewise.
12277 (SPEC_32): New define.
12278 (SPEC_64): Likewise.
12279 (SUB_LINK_SPEC): Likewise.
12280 (MULTILIB_DEFAULTS): New define.
12281 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12282 Add multilib options.
12283 (MULTILIB_DIRNAMES): Likewise.
12284 (MULTILIB_OSDIRNAMES): Likewise.
12285 (LIBGCC): Likewise.
12286 (INSTALL_LIBGCC): Likewise.
12288 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12291 * c-tree.h (enum c_inline_static_type): New.
12292 (record_inline_static): Declare.
12293 * c-decl.c (struct c_inline_static, c_inline_statics,
12294 record_inline_static, check_inline_statics): New.
12295 (pop_file_scope): Call check_inline_statics.
12296 (start_decl): Call record_inline_static instead of pedwarning
12297 directly for static in inline function.
12298 * c-typeck.c (build_external_ref): Call record_inline_static
12299 instead of pedwarning directly for static referenced in inline
12302 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12304 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12305 not new but only being rescanned.
12306 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12307 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12308 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12309 record_set_info, compute_set, grealloc): Remove.
12310 (recompute_all_luids): New function.
12311 (gcse_main): Don't compute sets, and don't do related memory
12312 allocations/free-ing. If something changed before the end of the
12313 pass, update LUIDs using recompute_all_luids.
12314 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12315 (free_gcse_mem): Don't free it either.
12316 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12317 Use the df insn LUIDs.
12318 (load_killed_in_block): Likewise.
12319 (compute_hash_table_work): Don't compute reg_set_in_block.
12320 (compute_transp): Use DF_REG_DEF_CHAINs.
12321 (local_cprop_pass): Don't use compute_sets and related functions.
12322 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12323 Use get_max_uid() instead of max_cuid.
12324 (insert_insn_end_basic_block, pre_insert_copy_insn,
12325 update_ld_motion_stores): Don't try to
12326 keep reg_set tables up to date.
12327 (pre_insert_copies): Use df insn LUIDs.
12328 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12329 (reg_set_info): Don't use extra bitmap argument.
12330 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12331 information to compute regs_set_in_block.
12332 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12333 (bypass_jumps): Don't use compute_sets and friends.
12335 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12338 * opts.c (undocumented_msg): Do not leave blank even with
12341 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12343 * c-decl.c (build_enumerator): Allow values folding to integer
12344 constants but not integer constant expressions with a pedwarn if
12347 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12350 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12351 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12352 type is an integer constant.
12354 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12357 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12360 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12363 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12364 with variably modified return type and no storage class
12365 specifiers, except for the case of nested functions. Distinguish
12366 extern declarations of functions with variably modified return
12367 types from those of objects with variably modified types.
12369 2009-04-25 Jan Hubicka <jh@suse.cz>
12371 * tree.c (list_equal_p): New function.
12372 * tree.h (list_equal_p): Declare.
12373 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12374 basic_block_def, basic_block, const_basic_block): New.
12375 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12376 (redirect_eh_edge): New function.
12377 (make_eh_edge_update_phi): EH edges are not abnormal.
12378 * except.c: Include tree-flow.h.
12379 (list_match): New function.
12380 (eh_region_replaceable_by_p): New function.
12381 (replace_region): New function.
12382 (hash_type_list): New function.
12383 (hash_eh_region): New function.
12384 (eh_regions_equal_p): New function.
12385 (merge_peers): New function.
12386 (remove_unreachable_regions): Verify EH tree when checking;
12388 (copy_eh_region_1): New function.
12389 (copy_eh_region): New function.
12390 (push_reachable_handler): New function.
12391 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12392 regions without label but with live RESX.
12393 * except.h (redirect_eh_edge_to_label): New.
12394 * tree-flow.h (redirect_eh_edge): New.
12395 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12396 basic_block_def, basic_block, const_basic_block): Remove.
12397 * Makefile.in (except.o): Add dependency on tree-flow.h
12398 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12399 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12402 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12405 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12406 on the destination of memcpy.
12408 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12410 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12411 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12412 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12414 2009-04-25 Jan Hubicka <jh@suse.cz>
12416 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12417 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12418 to be reached by different label than left.
12419 (update_eh_edges): Update comment; remove edge_to_remove if possible
12420 and return true if suceeded.
12421 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12422 (cleanup_eh): Compute sharing map.
12423 * except.c (remove_eh_handler_and_replace): Add argument if we should
12425 (remove_unreachable_regions): Update for label sharing.
12426 (label_to_region_map): Likewise.
12427 (get_next_region_sharing_label): New function.
12428 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12430 (remove_eh_handler): Update.
12431 (remove_eh_region_and_replace_by_outer_of): New function.
12432 * except.h (struct eh_region): Add next_region_sharing_label.
12433 (remove_eh_region_and_replace_by_outer_of,
12434 get_next_region_sharing_label): Declare.
12435 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12437 2009-04-25 Jan Hubicka <jh@suse.cz>
12439 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12440 insert code even if they are not critical.
12442 2009-04-25 Jan Hubicka <jh@suse.cz>
12444 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12445 (gimple_can_remove_branch_p): EH edges won't remove branch by
12447 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12448 updating of non-abnormal EH edges.
12449 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12450 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12451 (split_critical_edges): Split also edges where emitting code on them
12452 will lead to splitting later.
12454 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12455 H.J. Lu <hongjiu.lu@intel.com>
12458 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12459 the configured assembler supports fildq and fistpq mnemonics.
12460 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12461 * configure: Regenerated.
12462 * config.in: Ditto.
12464 * config/i386/i386.c (print_operand): Handle 'Z'.
12465 ['z']: Remove handling of special fild/fist suffixes.
12466 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12467 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12468 suffix of fild insn.
12469 (*floatsi<mode>2_vector_mixed): Ditto.
12470 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12471 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12472 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12473 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12474 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12476 2009-04-25 Ben Elliston <bje@au.ibm.com>
12478 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12479 the source of a set operation.
12481 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12483 * target.h (struct gcc_target): Add case_values_threshold field.
12484 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12485 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12486 * targhooks.c (default_case_values_threshold): New function.
12487 * targhooks.h (default_case_values_threshold): Declare function.
12488 * stmt.c (expand_case): Use case_values_threshold target hook.
12489 * expr.h (case_values_threshold): Remove declartation.
12490 * expr.c (case_values_threshold): Remove function.
12491 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12493 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12494 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12495 (avr_case_values_threshold): Declare as static.
12496 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12498 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12499 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12500 (mn10300_case_values_threshold): New function.
12502 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12504 * ira.c (setup_cover_and_important_classes): Add enum cast.
12506 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12508 * genpreds.c (write_enum_constraint_num): Output definition of
12509 CONSTRAINT_NUM_DEFINED_P macro.
12510 * ira.c (setup_cover_and_important_classes): Use
12511 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12513 2009-04-24 DJ Delorie <dj@redhat.com>
12515 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12516 __SH2A_SINGLE_ONLY__ also.
12518 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12520 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12521 (movdf_internal): Ditto.
12522 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12523 SFmode and DFmode constants.
12524 (ia64_print_operand): Add 'G' format for printing
12525 floating point constants.
12527 2009-04-24 Richard Guenther <rguenther@suse.de>
12529 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12530 from unsigned additions.
12532 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12534 * c-typeck.c (set_init_index): Allow array designators that are
12535 not integer constant expressions with a pedwarn if pedantic.
12537 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12539 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12540 zero if no overlap in nonzero bits between the operands.
12542 2009-04-24 Ian Lance Taylor <iant@google.com>
12544 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12545 (record_dead_and_set_regs): Likewise.
12546 * df.h (struct df_mw_hardreg): Change flags field to int.
12547 (struct df_base_ref): Likewise.
12548 (struct df): Change changeable_flags field to int.
12549 * df-scan.c (df_defs_record): Change clobber_flags to int.
12550 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12551 constants rather than #define macros.
12552 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12553 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12554 (enum dwarf_calling_convention): Likewise.
12555 (enum dwarf_line_number_x_ops): Likewise.
12556 (enum dwarf_call_frame_info): Likewise.
12557 (enum dwarf_source_language): Likewise.
12558 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12559 (add_calling_convention_attribute): Likewise.
12560 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12561 (combine_comparisons): Change compcode to int. Add cast to enum type.
12562 * genrecog.c (maybe_both_true_2): Change c to int.
12563 (write_switch): Likewise. Add cast to enum type.
12564 * gimplify.c (gimplify_omp_for): Handle return values from
12565 gimplify_expr using MIN rather than bitwise or.
12566 (gimplify_expr): Add cast to enum type.
12567 * ipa-prop.c (update_jump_functions_after_inlining): Change
12568 IPA_BOTTOM to IPA_JF_UNKNOWN.
12569 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12570 Add casts to enum type.
12571 (setup_cover_and_important_classes): Change cl to int. Add casts
12573 (setup_class_translate): Change cl and mode to int.
12574 (ira_init_once): Change mode to int.
12575 (free_register_move_costs): Likewise.
12576 (setup_prohibited_mode_move_regs): Add casts to enum type.
12577 * langhooks.c (add_builtin_function_common): Rework assertion that
12578 value fits bitfield.
12579 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12580 * omega.c (omega_do_elimination): Avoid math on enum types.
12581 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12582 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12583 int local to handle integral_argment value.
12584 * regmove.c (try_auto_increment): Change PUT_MODE to
12586 * reload.c (push_secondary_reload): Add casts to enum type.
12587 (secondary_reload_class, find_valid_class): Likewise.
12588 * reload1.c (emit_input_reload_insns): Likewise.
12589 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12590 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12591 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12593 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12594 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12596 (expand_complex_libcall): Add casts to enum type.
12597 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12598 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12599 with ERROR_MARK, not NUM_TREE_CODES.
12600 (vect_create_epilog_for_reduction): Likewise.
12601 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12602 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12603 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12605 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12606 vect_unused_in_loop. Change 0 to loop_vect.
12607 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12608 * var-tracking.c (get_init_value): Change return type to enum
12610 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12611 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12613 (arm_override_options): Add casts to enum type.
12614 (arm_emit_tls_decoration): Likewise.
12615 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12617 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12618 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12619 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12621 * config/s390/s390.c (code_for_builtin_64): Change to array of
12623 (code_for_builtin_31): Likewise.
12624 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12626 * config/sparc/sparc.c (sparc_override_options): Change value
12627 field in struct code_model to enum cmodel. In initializer change
12628 0 to NULL and add cast to enum type.
12630 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12631 Change all callers. Issue a -Wc++-compat warning using
12632 lhs_origtype if necessary.
12633 (convert_for_assignment): Issue -Wc++-compat warnings about
12634 invalid conversions to enum type on assignment.
12635 * c-common.h (build_modify_expr): Update declaration.
12637 2009-04-24 Nick Clifton <nickc@redhat.com>
12639 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12640 (function_arg_advance): Likewise.
12641 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12644 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12646 * config/s390/constraints.md ('I', 'J'): Fix condition.
12648 2009-04-24 Diego Novillo <dnovillo@google.com>
12650 * gengtype-parse.c (parse_error): Add newline after message.
12652 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12654 * config/i386/sse.md (avxmodesuffixs): Removed.
12655 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12656 (*avx_pinsr<ssevecsize>): This.
12658 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12660 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12661 follow chains of regs with a single definition, and allow expressions
12662 that are function_invariant_p.
12663 (simple_rhs_p): Allow expressions that are function_invariant_p.
12665 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12667 PR middle-end/39867
12668 * fold-const.c (fold_cond_expr_with_comparison): When folding
12669 > and >= to MAX, make sure the MAX uses the same type as the
12670 comparison's operands.
12672 2009-04-24 Nick Clifton <nickc@redhat.com>
12674 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12675 addressing for DImode accesses.
12676 (frv_print_operand_address): Handle PLUS case.
12677 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12679 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12681 PR rtl-optimization/39794
12682 * alias.c (canon_true_dependence): Add x_addr argument.
12683 * rtl.h (canon_true_dependence): Adjust prototype.
12684 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12685 * cselib.c (cselib_invalidate_mem): Likewise.
12686 * gcse.c (compute_transp): Likewise.
12687 * dse.c (scan_reads_nospill): Likewise.
12688 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12689 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12690 canon_base_addr of the group, plus optional offset.
12691 (struct group_info): Rename canon_base_mem to
12693 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12694 canon_rtx of base_mem.
12696 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12698 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12699 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12701 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12703 * config/spu/spu-builtins.h: Delete file.
12705 * config/spu/spu.h (enum spu_builtin_type): Move here from
12707 (struct spu_builtin_description): Likewise. Add GTY marker.
12708 Do not use enum spu_function_code or enum insn_code.
12709 (spu_builtins): Add extern declaration.
12711 * config/spu/spu.c: Do not include "spu-builtins.h".
12712 (enum spu_function_code, enum spu_builtin_type_index,
12713 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12714 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12715 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12716 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12717 (spu_builtin_types): Make static. Add GTY marker.
12718 (spu_builtins): Add extern declaration with GTY marker.
12719 Include "gt-spu.h".
12721 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12722 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12723 Check programmatically whether all parameters are scalar.
12725 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12727 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12729 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12730 assignment from the constructor either if the target is volatile.
12732 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12734 * config/arm/arm.md (insv): Do not share operands[0].
12736 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12738 * config/vxlib-tls.c (active_tls_threads): Delete.
12739 (delete_hook_installed): New.
12740 (tls_delete_hook): Don't delete the delete hook.
12741 (tls_destructor): Delete it here.
12742 (__gthread_set_specific): Adjust installing the delete hook.
12743 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12744 __gthread_leave_tsd_dtor_context.
12746 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12748 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12750 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12752 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12754 (alpha_rtx_costs): Ditto.
12755 (emit_unlikely_jump): Use add_reg_note.
12756 (emit_frame_store_1): Ditto.
12757 (alpha_expand_prologue): Ditto.
12758 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12759 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12761 2009-04-23 Nick Clifton <nickc@redhat.com>
12763 * config/v850/v850.md (epilogue): Remove suppressed code.
12764 (return): Rename to return_simple and remove test of frame size.
12765 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12766 to gen_return_simple.
12768 2009-04-22 Jing Yu <jingyu@google.com>
12771 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12773 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12776 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12777 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12778 value is a VECTOR_CST, the element type is the element type of the
12781 2009-04-22 DJ Delorie <dj@redhat.com>
12783 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12785 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12787 * alias.c (find_base_term): Move around LO_SUM case, so that
12788 CONST falls through into PLUS/MINUS handling.
12791 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12792 into 0, use omit_one_operand.
12794 2009-04-23 Ben Elliston <bje@au.ibm.com>
12796 * config/rs6000/linux-unwind.h (get_regs): Remove type
12797 puns. Change the type of `pc' to an array of unsigned ints and
12798 update all users. Constify frame24.
12800 2009-04-22 DJ Delorie <dj@redhat.com>
12802 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12803 declarations before code.
12804 (current_function_special_page_vector): Likewise.
12805 (m32c_expand_insv): Silence a warning.
12807 2009-04-21 Taras Glek <tglek@mozilla.com>
12809 * alias.c: Update GTY annotations to new syntax.
12810 * basic-block.h: Likewise.
12811 * bitmap.h: Likewise.
12812 * c-common.h: Likewise.
12813 * c-decl.c: Likewise.
12814 * c-parser.c: Likewise.
12815 * c-pragma.c: Likewise.
12816 * c-tree.h: Likewise.
12817 * cfgloop.h: Likewise.
12818 * cgraph.h: Likewise.
12819 * config/alpha/alpha.c: Likewise.
12820 * config/arm/arm.h: Likewise.
12821 * config/avr/avr.h: Likewise.
12822 * config/bfin/bfin.c: Likewise.
12823 * config/cris/cris.c: Likewise.
12824 * config/darwin.c: Likewise.
12825 * config/frv/frv.c: Likewise.
12826 * config/i386/i386.c: Likewise.
12827 * config/i386/i386.h: Likewise.
12828 * config/i386/winnt.c: Likewise.
12829 * config/ia64/ia64.h: Likewise.
12830 * config/iq2000/iq2000.c: Likewise.
12831 * config/mips/mips.c: Likewise.
12832 * config/mmix/mmix.h: Likewise.
12833 * config/pa/pa.c: Likewise.
12834 * config/pa/pa.h: Likewise.
12835 * config/rs6000/rs6000.c: Likewise.
12836 * config/s390/s390.c: Likewise.
12837 * config/sparc/sparc.c: Likewise.
12838 * config/xtensa/xtensa.c: Likewise.
12839 * cselib.h: Likewise.
12840 * dbxout.c: Likewise.
12841 * dwarf2out.c: Likewise.
12842 * except.c: Likewise.
12843 * except.h: Likewise.
12844 * fixed-value.h: Likewise.
12845 * function.c: Likewise.
12846 * function.h: Likewise.
12847 * gimple.h: Likewise.
12848 * integrate.c: Likewise.
12849 * optabs.c: Likewise.
12850 * output.h: Likewise.
12851 * real.h: Likewise.
12853 * stringpool.c: Likewise.
12854 * tree-data-ref.c: Likewise.
12855 * tree-flow.h: Likewise.
12856 * tree-scalar-evolution.c: Likewise.
12857 * tree-ssa-address.c: Likewise.
12858 * tree-ssa-alias.h: Likewise.
12859 * tree-ssa-operands.h: Likewise.
12860 * tree.c: Likewise.
12861 * tree.h: Likewise.
12862 * varasm.c: Likewise.
12863 * varray.h: Likewise.
12865 * coretypes.h: Do not define GTY macro if it is already defined.
12866 * doc/gty.texi: Update GTY documentation to new syntax.
12867 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12868 annotations on structs.
12869 * gengtype-parse.c: Likewise.
12871 2009-04-22 Mark Heffernan <meheff@google.com>
12873 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12875 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12877 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12880 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12882 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12883 the same as a PLUS without a shift. Increase the cost of a
12886 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12888 * Makefile.in: Update dependencies.
12889 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12890 * errors.h: Remove bogus comment about compatibility.
12891 (warning): Update declaration.
12892 * genautomata.c: Update all calls to warning.
12893 * gimple.c: Do not include errors.h. Include toplev.h.
12894 * tree-ssa-structalias.c: Do not include errors.h.
12895 * omega.c: Likewise.
12896 * tree-ssa-reassoc.c: Likewise.
12897 * config/spu/spu-c.c: Likewise.
12898 * config/spu/t-spu-elf: Update dependencies.
12900 2009-04-22 Richard Guenther <rguenther@suse.de>
12902 PR tree-optimization/39824
12903 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12904 make sure the types are compatible.
12906 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12909 * c-common.c (c_parse_error): Take a token_flags parameter.
12910 Use token_type for the token type instead.
12911 Pass token_flags to cpp_type2name.
12912 * c-common.h (c_parse_error): Update declaration.
12913 * c-parser.c (c_parser_error): Pass 0 as token flags.
12915 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12917 PR rtl-optimization/39580
12918 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12920 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12922 * function.c (expand_function_end): Do not emit a jump to the "naked"
12923 return label for fall-through returns.
12924 * except.c (sjlj_emit_function_exit): Always place the call to the
12925 unregister function at the location installed by expand_function_end.
12927 2009-04-22 Richard Guenther <rguenther@suse.de>
12929 PR tree-optimization/39845
12930 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12931 (gen_inbound_check): Likewise.
12933 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12935 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12937 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12938 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12940 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12942 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12943 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12944 shift counts to avoid out-of-bounds array accesses.
12946 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12948 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12949 (Pmode): Move above.
12951 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12953 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12954 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12955 GET_CODE macro. Use IN_RANGE macro where appropriate.
12956 * config/alpha/alpha.h: Ditto.
12957 * config/alpha/alpha.md: Ditto.
12958 * config/alpha/constraints.md: Ditto.
12959 * config/alpha/predicates.md: Ditto.
12961 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12963 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12964 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12965 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12966 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12967 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12968 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12969 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12970 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12971 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12972 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12973 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12974 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12975 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12976 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12977 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12978 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12979 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12980 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12981 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12982 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12983 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12984 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12985 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12986 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12987 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12988 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12989 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12991 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12993 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
12994 references from comments.
12995 * cfgbuild.c: (count_basic_blocks): Delete.
12996 (find_basic_blocks_1): Delete.
12997 (find_basic_blocks): Delete.
12998 * except.c (finish_eh_generation): Make static. Move comment from
12999 except.h here. Remove find_basic_blocks references from comments.
13000 * except.h (finish_eh_generation): Delete.
13001 * basic-block.h (find_basic_blocks): Delete.
13002 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13004 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13006 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13007 (sdbout_parms): Likewise.
13009 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13011 * config/sh/sh.c (prepare_cbranch_operands): Use
13012 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13013 (expand_cbranchdi4): Likewise.
13014 (from_compare): Add cast to enum type.
13015 (expand_cbranchsi4): Use add_reg_note.
13016 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13017 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13018 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13019 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13020 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13021 instead of CODE_FOR_nothing.
13022 (cbranchdi4): Likewise. Fix the order of arguments for
13024 (push_fpscr): Use add_reg_note.
13025 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13026 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13028 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13030 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13031 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13032 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13033 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13034 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13035 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13036 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13037 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13038 config/alpha/x-vms, config/arc/t-arc,
13039 config/arm/README-interworking, config/arm/arm-c.c,
13040 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13041 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13042 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13043 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13044 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13045 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13046 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13047 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13048 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13049 config/cris/t-elfmulti, config/crx/t-crx,
13050 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13051 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13052 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13053 config/h8300/t-h8300, config/i386/athlon.md,
13054 config/i386/darwin-libgcc.10.4.ver,
13055 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13056 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13057 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13058 config/i386/t-linux64, config/i386/t-nwld,
13059 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13060 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13061 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13062 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13063 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13064 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13065 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13066 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13067 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13068 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13069 config/m68k/t-uclinux, config/mcore/t-mcore,
13070 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13071 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13072 config/mips/crtn.asm, config/mips/irix-crti.asm,
13073 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13074 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13075 config/mips/mips-fixed.md, config/mips/sb1.md,
13076 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13077 config/mips/t-iris6, config/mips/t-isa3264,
13078 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13079 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13080 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13081 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13082 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13083 config/mn10300/t-linux, config/mn10300/t-mn10300,
13084 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13085 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13086 config/picochip/libgccExtras/clzsi2.asm,
13087 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13088 config/rs6000/darwin-libgcc.10.4.ver,
13089 config/rs6000/darwin-libgcc.10.5.ver,
13090 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13091 config/rs6000/t-aix43, config/rs6000/t-aix52,
13092 config/rs6000/t-darwin, config/rs6000/t-fprules,
13093 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13094 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13095 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13096 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13097 config/rs6000/t-rtems, config/rs6000/t-spe,
13098 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13099 config/score/t-score-elf, config/sh/divcost-analysis,
13100 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13101 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13102 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13103 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13104 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13105 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13106 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13107 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13108 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13109 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13110 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13111 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13112 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13113 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13114 * config/h8300/genmova.sh: Include copyright and license notices
13115 in generated output.
13116 * config/h8300/mova.md: Regenerate.
13117 * doc/install.texi2html: Include word "Copyright" in copyright
13118 notice and use name "Free Software Foundation, Inc.".
13119 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13120 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13121 ChangeLog-2007, ChangeLog-2008: Correct dates.
13123 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13125 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13126 NE_EXPR operations as well.
13127 * c-parser.c (c_parser_condition): Do not set location information on
13129 (c_parser_conditional_expression): Likewise.
13130 (c_parser_binary_expression): Set location information on operators.
13131 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13132 TRUTH_NOT_EXPR has been folded.
13133 * fold-const.c (fold_truth_not_expr): Copy location information from
13134 the incoming expression to the outgoing one.
13135 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13136 recursive calls on the LHS of the operator but pass that of the
13137 operator to recursive calls on the RHS of the operator. Set it
13139 (shortcut_cond_expr): Set the locus of the operator on the second
13140 COND_EXPR and that of the expression on the first in degenerate cases.
13141 Pass the locus of the expression to calls to shortcut_cond_r.
13142 Set the locus of the 'then' block on the associated jump, if any.
13143 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13144 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13145 expression to call to gimplify_boolean_expr.
13147 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13149 * config.gcc: Add additional configuration for
13150 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13151 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13152 (CPP_SPEC): Redefine for allowing -municode option.
13153 (STARTFILE_SPEC): Likewise.
13154 * config/i386/t-mingw-w64: New.
13155 * config/i386/mingw-w64.opt: New.
13156 (municode): Add new target option.
13157 * doc/invoke.texi (municode): Add documentation for new option.
13159 2009-04-21 Ian Lance Taylor <iant@google.com>
13161 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13162 Correct test for number of arguments.
13163 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13165 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13167 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13168 argument of emit_library_call.
13170 2009-04-21 Richard Guenther <rguenther@suse.de>
13172 PR middle-end/39829
13173 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13174 inside VIEW_CONVERT_EXPRs.
13176 2009-04-21 Martin Jambor <mjambor@suse.cz>
13178 * tree-switch-conversion.c (build_constructors): Split a long line.
13179 (constructor_contains_same_values_p): New function.
13180 (build_one_array): Create assigns of constants if possible, do not
13181 call mark_sym_for_renaming, call update_stmt.
13182 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13183 make_rename_temp. Do not call mark_symbols_for_renaming, call
13185 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13186 find_new_referenced_vars, call update_stmt.
13187 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13188 instead of calling make_rename_temp. Do not call
13189 find_new_referenced_vars or mark_symbols_for_renaming, call
13192 2009-04-21 Richard Guenther <rguenther@suse.de>
13194 PR tree-optimization/39827
13195 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13196 (tree_ssa_phiprop): Pass the correct array size.
13198 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13200 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13202 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13205 * c-typeck.c (lvalue_p): Move declaration ...
13206 * c-common.h (lvalue_p): ... to here.
13207 * c-common.c (candidate_equal_p): New.
13208 (add_tlist): Use it.
13209 (merge_tlist): Use it.
13210 (warn_for_collisions_1): Likewise.
13211 (warning_candidate_p): Accept more candidates.
13212 (verify_tree): A warning candidate can be an expression. Use
13215 2009-04-21 Ben Elliston <bje@au.ibm.com>
13218 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13219 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13220 options. Remove -mcall-solaris documentation.
13222 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13225 * doc/invoke.texi (-Wlong-long): Update description.
13226 * c-lex (interpret_integer): Only warn if there was no previous
13227 overflow and -Wlong-long is enabled.
13228 * c-decl.c (declspecs_add_type): Drop redundant flags.
13229 * c.opt (Wlong-long): Init to -1.
13230 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13231 and front-end warn_long_long. Wlong-long only depends on other
13232 flags if it is uninitialized.
13233 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13234 the same for CPP and FE.
13235 (restore_extension_diagnostics): Likewise.
13237 2009-04-20 Ian Lance Taylor <iant@google.com>
13239 Fix enum conversions which are invalid in C++:
13240 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13241 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13242 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13243 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13244 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13245 (dbxout_parms): Likewise.
13246 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13247 (df_clear_flags): Likewise.
13248 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13249 top_flag parameter to int.
13250 (df_chain_create_bb_process_use): Likewise.
13251 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13253 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13254 (df_ref_create_structure, df_def_record_1): Likewise.
13255 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13256 (df_notes_rescan): Change 0 to VOIDmode in function call.
13257 (df_get_call_refs, df_insn_refs_collect): Likewise.
13258 (df_bb_regs_collect): Likewise.
13259 (df_entry_block_defs_collect): Likewise.
13260 (df_exit_block_uses_collect): Likewise.
13261 * df.h: Update declarations.
13262 * double-int.c (double_int_divmod): Add cast to enum type.
13263 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13264 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13265 (based_loc_descr): Likewise.
13266 (loc_descriptor_from_tree_1): Change first_op and second_op to
13267 enum dwarf_location_atom. Add cast to enum type.
13268 * expmed.c (init_expmed): Change 0 to SET in function call.
13269 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13270 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13271 (do_store_flag): Likewise.
13272 * fixed-value.h (struct fixed_value): Change mode to enum
13274 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13275 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13277 (insert_insn_decl, insert_decl, insert_state): Likewise.
13278 (automata_list_finish): Likewise.
13279 * genrecog.c (process_define_predicate): Add cast to enum type.
13280 * gensupport.c (init_predicate_table): Add cast to enum type.
13281 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13283 (gimple_build_call_1, gimple_build_label): Likewise.
13284 (gimple_build_goto, gimple_build_asm_1): Likewise.
13285 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13286 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13287 (enum fallback): Rename from enum fallback_t.
13288 (fallback_t): Typedef as int.
13289 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13290 GSI_SAME_STMT in function call.
13291 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13293 (setup_reg_class_relations): Likewise.
13294 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13295 (setup_prohibited_class_mode_regs): Add cast to enum type.
13296 (setup_prohibited_mode_move_regs): Likewise.
13297 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13298 (record_address_regs): Change i to enum reg_class.
13299 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13300 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13301 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13302 (GET_MODE_2XWIDER_MODE): Likewise.
13303 (GET_CLASS_NARROWEST_MODE): Likewise.
13304 * omp-low.c (expand_omp_for): Add cast to enum type.
13305 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13306 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13307 * postreload.c (reload_cse_simplify_operands): Change rclass local
13309 * predict.c (combine_predictions_for_insn): Change best_predictor
13310 and predictor to enum br_predictor.
13311 (combine_predictions_for_bb): Likewise.
13312 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13313 use SET_PREDICT_EXPR_OUTCOME.
13314 * real.c (real_arithmetic): Change icode to code in function call.
13315 * reginfo.c (init_move_cost): Add casts to enum type.
13316 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13317 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13319 * reload.c (find_valid_class): Add casts to enum type.
13320 (push_reload): Change 0 to NO_REGS in function call.
13321 (find_reloads): Change this_alternative to array of enum
13322 reg_class. Remove some now-unnecessary casts.
13323 (make_memloc): Change 0 to VOIDmode in function call.
13324 * reload1.c (reload): Change 0 to VOIDmode in function call.
13325 (eliminate_regs_1, elimination_effects): Likewise.
13326 (eliminate_regs_in_insn): Likewise.
13327 (emit_input_reload_insns): Add cast to enum type.
13328 (delete_output_reload): Change 0 to VOIDmode in function call.
13329 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13330 to enum type in function call.
13331 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13332 (SET_PREDICT_EXPR_OUTCOME): Define.
13333 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13334 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13335 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13336 (dump_function): Likewise.
13337 * tree-dump.h: Update declarations.
13338 * tree-pass.h: Update declarations.
13339 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13340 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13342 (arm_rtx_costs_1): Correct parenthesization.
13343 (arm_rtx_costs): Add casts to enum type.
13344 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13345 (vfp_emit_fstmd): Use add_rg_note.
13346 (emit_multi_reg_push, emit_sfm): Likewise.
13347 (thumb_set_frame_pointer): Likewise.
13348 (arm_expand_prologue): Likewise.
13349 (arm_regno_class): Change return type to enum reg_class.
13350 (thumb1_expand_prologue): Use add_reg_note.
13351 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13352 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13354 * config/arm/gentune.sh: Add cast to enum type.
13355 * config/arm/arm-tune.md: Rebuild.
13356 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13357 (ix86_split_fp_branch, predict_jump): Likewise.
13358 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13359 insn_code to enum rtx_code.
13360 (ix86_builtin_vectorized_function): Add cast to enum type.
13361 * config/i386/i386.md (truncdfsf2): Change slot to enum
13363 (truncxf<mode>2, isinf<mode>2): Likewise.
13364 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13366 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13367 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13368 (insert_bundle_state): Change 1 to INSERT in function call.
13369 (ia64_add_bundle_selector_before): Likewise.
13370 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13371 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13372 (restore_stack_nonlocal): Likewise.
13373 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13375 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13377 (mips_rtx_costs): Likewise.
13378 (mips_override_options): Add casts to enum type.
13379 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13381 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13382 (store_reg, set_reg_plus_d): Likewise.
13383 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13384 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13386 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13388 (emit_unlikely_jump): Use add_reg_note.
13389 (rs6000_emit_allocate_stack): Likewise.
13390 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13391 (output_toc): Change 1 to INSERT in function call.
13392 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13393 (rs6000_initialize_trampoline): Likewise.
13394 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13396 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13397 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13398 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13399 (save_gprs): Use add_reg_note.
13400 (s390_emit_prologue): Likewise.
13401 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13402 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13403 (sparc_fold_builtin): Add cast to enum type.
13404 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13406 (spu_expand_prologue): Use add_reg_note.
13407 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13409 2009-04-20 Ian Lance Taylor <iant@google.com>
13411 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13412 (c_parser_postfix_expression_after_primary): Get VEC for list of
13413 arguments. Get original types of arguments. Call
13414 build_function_call_vec.
13415 (cached_expr_list_1, cached_expr_list_2): New static variables.
13416 (c_parser_expr_list): Change return type to VEC *. Add
13417 p_orig_types parameter. Change all callers.
13418 (c_parser_release_expr): New static function.
13419 (c_parser_vec_to_tree_list): New static function.
13420 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13421 call build_function_call_vec.
13422 (build_function_call_vec): New function, based on old
13423 build_function_call.
13424 (convert_arguments): Remove nargs and argarray parameters. Change
13425 values to a VEC. Add origtypes parameter.
13426 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13427 (convert_for_assignment): Add origtype parameter. Change all
13428 callers. If warn_cxx_compat, check for conversion to an enum
13429 type when calling a function.
13430 (store_init_value): Add origtype parameter. Change all callers.
13431 (digest_init): Likewise.
13432 (struct init_node): Add origtype field.
13433 (add_pending_init): Add origtype parameter. Change all callers.
13434 (output_init_element): Likewise.
13435 (output_pending_init_elements): Pass origtype from init_node to
13436 output_init_element.
13437 (process_init_element): Pass origtype from c_expr to
13438 output_init_element.
13439 (c_finish_return): Add origtype parameter. Change all callers.
13440 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13442 (sync_resolve_params): Likewise.
13443 (sync_resolve_return): Change params to first_param. Change caller.
13444 (resolve_overloaded_builtins): Change params to VEC *. Change
13445 callers. Save first parameter around call to build_function_call_vec.
13446 * c-decl.c (finish_decl): Add origtype parameter. Change all
13447 callers. Call build_function_call_vec rather than
13448 build_function_call for cleanup.
13449 * c-tree.h: Update declarations.
13450 * c-common.h: Update declarations.
13451 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13452 params to first_param.
13453 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13454 params parameter from tree to void *.
13455 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13456 Change arglist parameter to have type void *, and to be a pointer
13458 * config/rs6000/rs6000-protos.h
13459 (altivec_resolve_overloaded_builtin): Update declaration.
13460 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13461 fnargs parameter to have type void *, and to be a pointer to a
13462 VEC. Call build_function_call_vec instead of
13463 build_function_call.
13464 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13466 2009-04-20 Joey Ye <joey.ye@intel.com>
13467 Xuepeng Guo <xuepeng.guo@intel.com>
13468 H.J. Lu <hongjiu.lu@intel.com>
13470 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13472 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13473 (IX86_LEA_PRIORITY): Likewise.
13474 (distance_non_agu_define): New function.
13475 (distance_agu_use): Likewise.
13476 (ix86_lea_for_add_ok): Likewise.
13477 (ix86_dep_by_shift_count): Likewise.
13479 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13480 should split for LEA.
13482 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13484 (ix86_dep_by_shift_count): Likewise.
13486 2009-04-20 Richard Guenther <rguenther@suse.de>
13488 * expr.c (handled_component_p): Move ...
13489 * tree.h (handled_component_p): ... here.
13490 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13491 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13492 and REALPART_EXPR to be in one group.
13494 2009-04-20 Richard Guenther <rguenther@suse.de>
13496 * basic-block.h (get_all_dominated_blocks): Declare.
13497 * dominance.c (get_all_dominated_blocks): New function.
13498 * tree-cfg.c (get_all_dominated_blocks): Remove.
13499 (remove_edge_and_dominated_blocks): Adjust.
13500 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13501 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13502 instead of recursing.
13504 2009-04-20 Doug Kwan <dougkwan@google.com>
13506 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13507 (struct cgraph_node_set_def): New type.
13508 (cgraph_node_set) New type. Also declare vector functions.
13509 (struct cgraph_node_set_element_def): New type.
13510 (cgraph_node_set_element): Ditto.
13511 (cgraph_node_set_iterator): New iterator type.
13512 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13513 cgraph_node_set_remove, dump_cgraph_node_set,
13514 debug_cgraph_node_set): New prototypes.
13515 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13516 cgraph_node_set_size): New inlines.
13517 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13518 including cgraph.h.
13519 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13520 argument to function 'write_summary'.
13521 * ipa.c: Include ggc.h.
13522 (hash_cgraph_node_set_element,
13523 eq_cgraph_node_set_element, cgraph_node_set_new,
13524 cgraph_node_set_add, cgraph_node_set_remove,
13525 cgraph_node_set_find, dump_cgraph_node_set,
13526 debug_cgraph_node_set): New functions.
13527 * Makefile.in (ipa.o): Add dependency on GGC_H.
13529 2009-04-20 Ira Rosen <irar@il.ibm.com>
13531 PR tree-optimization/39675
13532 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13533 check of the return code of vect_schedule_slp. Check that
13534 stmt_vec_info still exists for the statement, before checking its
13535 vectorization type.
13537 2009-04-20 Michael Matz <matz@suse.de>
13539 * Makefile.in (generated_files): Take out $(simple_generated_c).
13541 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13543 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13544 (UINTPTR_TYPE): Likewise.
13546 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13549 * c-typeck.c (digest_init): Check for initializing an array with a
13552 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13555 * c-semantics.c (pop_stmt_list): Propagate
13556 STATEMENT_LIST_HAS_LABEL to parent statement list.
13558 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13560 * config/mips/mips.h (mips_tune_attr): New macro.
13561 * config/mips/mips.md (cpu): Use it.
13563 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13566 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13569 2009-04-19 Diego Novillo <dnovillo@google.com>
13571 * toplev.c (compile_file): Move call to coverage_finish ...
13572 * cgraphunit.c (ipa_passes): ... here.
13573 Call cgraph_process_new_functions.
13574 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13575 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13577 2009-04-19 Jan Hubicka <jh@suse.cz>
13579 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13581 (dump_cgraph_node): Dump can throw external flag.
13582 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13584 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13588 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13589 * common.opt (Wlogical-op): Move from here...
13590 * c.opt (Wlogical-op): ... to here.
13591 * c-typeck.c (parser_build_binary_op): Update call to
13592 warn_logical_operator.
13593 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13595 * c-common.c (warn_logical_op): Update.
13596 * c-common.h (warn_logical_op): Update declaration.
13598 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13600 * tree.c (protected_set_expr_location): Fix formatting.
13602 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13605 * c-typeck.c (readonly_warning): new.
13606 (build_unary_op, build_modify_expr): Use readonly_warning for
13607 storing into something readonly but not const-qualified.
13609 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13612 * c-typeck.c (build_unary_op): Check for taking address of
13613 expression of type void.
13615 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13618 * c-typeck.c (build_function_call): Check for calling a function
13619 with qualified void return types. Call require_complete_type when
13622 2009-04-18 Jan Hubicka <jh@suse.cz>
13624 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13626 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13627 can_throw_external flag.
13628 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13629 * ipa-pure-const.c (ignore_edge): New function.
13630 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13631 only over can_throw_external edges.
13632 (local_pure_const): Add nothrow flag.
13633 * ipa-utils.c (searchc): Add ignore_edge callback.
13634 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13635 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13636 (set_nothrow_function_flags): Update cgraph.
13637 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13639 2009-04-18 Richard Guenther <rguenther@suse.de>
13641 PR middle-end/39804
13642 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13643 (fold_stmt): ... this and ...
13644 (fold_stmt_inplace): ... this.
13645 (fold_stmt_1): Fold references in calls and asms.
13646 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13648 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13650 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13651 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13653 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13655 * tree.c (function_args_count): Remove.
13656 * tree.h: Remove the prototype for function_args_count.
13658 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13660 * tree-iterator.c (expr_only): Remove.
13661 * tree.h: Remove the prototype for expr_only.
13663 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13665 * reginfo.c (cannot_change_mode_set_regs): Remove.
13666 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13668 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13670 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13671 whether operands 0 and 1 overlaps.
13673 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13675 PR middle-end/36902
13676 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13677 pointer. Use warning_at instead of warning.
13678 (search_for_addr_array): Likewise.
13679 (check_array_bounds): Likewise.
13680 (check_all_array_refs): Check that the incoming edge is not in the
13681 list of edges to be removed.
13682 (check_all_array_refs): Avoid the temporal pointer.
13683 (vrp_visit_cond_stmt): Fix typo.
13684 (simplify_switch_using_ranges): Handle the case where the switch
13685 index is an integer constant.
13687 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13689 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13691 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13693 * doc/extend.texi, doc/invoke.texi: Fix typos.
13695 2009-04-17 Cary Coutant <ccoutant@google.com>
13697 * tree-flow-inline.h (get_lineno): Fix inverted test.
13699 2009-04-17 Diego Novillo <dnovillo@google.com>
13701 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13702 assertion for AVAIL_OUT.
13704 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13707 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13708 * config/sh/linux-atomic.asm: Likewise.
13710 2009-04-17 Diego Novillo <dnovillo@google.com>
13712 * except.c (debug_eh_tree): New.
13713 (struct eh_region, struct eh_status): Move ...
13714 * except.h: ... here.
13715 (add_type_for_runtime): Declare extern.
13716 (lookup_type_for_runtime): Likewise.
13717 (debug_eh_tree): Declare.
13718 * Makefile.in (GTFILES): List except.h before except.c
13720 2009-04-17 Diego Novillo <dnovillo@google.com>
13722 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13723 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13724 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13725 (find_vars_r): ... here.
13726 * tree-flow.h (find_referenced_vars_in): Declare.
13727 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13728 that AVAIL_OUT exists for BLOCK.
13729 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13730 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13731 (tree-parloops.o): Likewise.
13733 2009-04-17 Simon Baldwin <simonb@google.com>
13735 * toplev.c (default_tree_printer): Add handling for %E format.
13737 2009-04-17 Diego Novillo <dnovillo@google.com>
13739 * tree-pretty-print.c (dump_generic_node): Add break after
13740 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13741 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13742 FUNCTION_TYPE together. Call print_struct_decl when printing
13743 structures and TDF_SLIM is not given.
13744 (print_struct_decl): Fix logic for detecting recursion.
13746 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13749 * gcc.c (create_at_file): New.
13750 (compile_input_file_p): New.
13751 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13752 * main.c (main): Update call to toplev_main.
13753 * toplev.c (toplev_main): Change signature. Call expandargv.
13754 * toplev.h (toplev_main): Change signature.
13756 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13758 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13759 if the latter is not constant.
13761 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13763 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13765 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13767 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13768 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13770 2009-04-17 Richard Guenther <rguenther@suse.de>
13772 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13773 Handle component references view-converting an invariant address.
13775 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13777 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13778 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13779 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13780 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13781 Use @deftypevr rather than @deftypevar.
13783 2009-04-17 Richard Guenther <rguenther@suse.de>
13785 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13786 (get_prop_source_stmt): Likewise.
13787 (can_propagate_from): Likewise.
13789 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13791 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13792 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13793 (--with-multilib-list): Add default value.
13794 * configure: Regenerate.
13795 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13796 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13797 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13798 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13799 Don't add default cpu to multilib list unnecessarily, but do enable
13800 the relevant compiler option..
13801 Add support for --with-multilib-list=<blank> and
13802 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13803 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13804 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13805 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13806 TM_MULTILIB_CONFIG.
13807 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13808 (MULTILIB_OSDIRNAMES): New variable.
13809 * config/sh/t-1e: Delete file.
13810 * config/sh/t-mlib-sh1: Delete file.
13811 * config/sh/t-mlib-sh2: Delete file.
13812 * config/sh/t-mlib-sh2a: Delete file.
13813 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13814 * config/sh/t-mlib-sh2a-single: Delete file.
13815 * config/sh/t-mlib-sh2a-single-only: Delete file.
13816 * config/sh/t-mlib-sh2e: Delete file.
13817 * config/sh/t-mlib-sh3e: Delete file.
13818 * config/sh/t-mlib-sh4: Delete file.
13819 * config/sh/t-mlib-sh4-nofpu: Delete file.
13820 * config/sh/t-mlib-sh4-single: Delete file.
13821 * config/sh/t-mlib-sh4-single-only: Delete file.
13822 * config/sh/t-mlib-sh4a: Delete file.
13823 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13824 * config/sh/t-mlib-sh4a-single: Delete file.
13825 * config/sh/t-mlib-sh4a-single-only: Delete file.
13826 * config/sh/t-mlib-sh4al: Delete file.
13827 * config/sh/t-mlib-sh5-32media: Delete file.
13828 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13829 * config/sh/t-mlib-sh5-64media: Delete file.
13830 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13831 * config/sh/t-mlib-sh5-compact: Delete file.
13832 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13833 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13834 * doc/install.texi (Options specification): Add
13835 --with-multilib-list and --with-endian.
13837 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13839 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13841 (OBJS-common): Add plugin-version.o.
13842 (plugin-version.o): New.
13843 * gcc-plugin.h (plugin_gcc_version): New.
13844 (plugin_default_version_check): New.
13845 (plugin_init_func, plugin_init): Add version argument.
13846 * plugin-version.c: New.
13847 * plugin.c (str_plugin_gcc_version_name): New.
13848 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13849 pass it to the init function.
13850 (plugin_default_version_check): New.
13852 2009-04-17 Richard Guenther <rguenther@suse.de>
13854 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13855 for decl-vs-decl disambiguation.
13857 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13859 * config/s390/s390.h (s390_tune_attr): New macro definition.
13860 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13862 2009-04-17 Richard Guenther <rguenther@suse.de>
13864 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13865 (fold_stmt_r): Likewise.
13866 (maybe_fold_reference): New function.
13867 (fold_gimple_assign): Handle cases fold_stmt_r did.
13868 (fold_stmt): Do not use fold_stmt_r.
13869 (fold_stmt_inplace): Likewise.
13871 2009-04-17 Richard Guenther <rguenther@suse.de>
13873 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13874 (record_equivalences_from_stmt): Remove useless checks and
13876 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13877 the type is already suitable.
13879 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13881 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13883 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13885 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13886 (CMPtype): Define as __gcc_CMPtype.
13888 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13890 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13891 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13893 2009-04-17 Richard Guenther <rguenther@suse.de>
13895 PR tree-optimization/39746
13896 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13897 special-casing for builtins and static variable use/def.
13898 (call_may_clobber_ref_p_1): Likewise.
13900 2009-04-16 Ian Lance Taylor <iant@google.com>
13902 * df.h: Include "timevar.h".
13903 (struct df_problem): Change tv_id field to timevar_id_t.
13904 * tree-pass.h: Include "timevar.h".
13905 (struct opt_pass): Change tv_id field to timevar_id_t.
13906 * timevar.h (timevar_id_t): Define TV_NONE.
13907 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13908 TV_NONE rather than tv_id != 0.
13909 (execute_one_pass): Likewise.
13910 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13911 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13912 dependencies to $(TREE_PASS_H).
13913 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13915 (pass_branch_target_load_optimize2): Likewise.
13916 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13917 (pass_outof_cfg_layout_mode): Likewise.
13918 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13919 (pass_rebuild_cgraph_edges): Likewise.
13920 (pass_remove_cgraph_callee_edges): Likewise.
13921 * df-core.c (pass_df_initialize_opt): Likewise.
13922 (pass_df_initialize_no_opt): Likewise.
13923 (pass_df_finish): Likewise.
13924 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13925 * except.c (pass_set_nothrow_function_flags): Likewise.
13926 (pass_convert_to_eh_region_ranges): Likewise.
13927 * final.c (pass_compute_alignments): Likewise.
13928 * function.c (pass_instantiate_virtual_regs): Likewise.
13929 (pass_init_function): Likewise.
13930 (pass_leaf_regs): Likewise.
13931 (pass_match_asm_constraints): Likewise.
13932 * gimple-low.c (pass_lower_cf): Likewise.
13933 (pass_mark_used_blocks): Likewise.
13934 * init-regs.c (pass_initialize_regs): Likewise.
13935 * integrate.c (pass_initial_value_sets): Likewise.
13936 * ira.c (pass_ira): Likewise.
13937 * jump.c (pass_cleanup_barriers): Likewise.
13938 * omp-low.c (pass_expand_omp): Likewise.
13939 (pass_lower_omp): Likewise.
13940 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13941 * recog.c (pass_split_all_insns): Likewise.
13942 (pass_split_after_reload): Likewise.
13943 (pass_split_before_regstack): Likewise.
13944 (pass_split_before_sched2): Likewise.
13945 (pass_split_for_shorten_branches): Likewise.
13946 * reginfo.c (pass_reginfo_init): Likewise.
13947 (pass_subregs_of_mode_init): Likewise.
13948 (pass_subregs_of_mode_finish): Likewise.
13949 * passes.c (pass_postreload): Likewise.
13950 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13951 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13952 (pass_warn_function_return): Likewise.
13953 (pass_warn_function_noreturn): Likewise.
13954 * tree-complex.c (pass_lower_complex): Likewise.
13955 (pass_lower_complex_O0): Likewise.
13956 * tree-if-conv.c (pass_if_conversion): Likewise.
13957 * tree-into-ssa.c (pass_build_ssa): Likewise.
13958 * tree-mudflap.c (pass_mudflap_1): Likewise.
13959 (pass_mudflap_2): Likewise.
13960 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13961 (pass_mudflap_2): Likewise.
13962 * tree-nrv.c (pass_return_slot): Likewise.
13963 * tree-object-size.c (pass_object_sizes): Likewise.
13964 * tree-optimize.c (pass_all_optimizations): Likewise.
13965 (pass_early_local_passes): Likewise.
13966 (pass_all_early_optimizations): Likewise.
13967 (pass_cleanup_cfg): Likewise.
13968 (pass_cleanup_cfg_post_optimizing): Likewise.
13969 (pass_free_datastructures): Likewise.
13970 (pass_free_cfg_annotations): Likewise.
13971 (pass_fixup_cfg): Likewise.
13972 (pass_init_datastructures): Likewise.
13973 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13974 (pass_late_warn_uninitialized): Likewise.
13975 (pass_update_address_taken): Likewise.
13976 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13977 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13978 (pass_cse_sincos): Likewise.
13979 (pass_convert_to_rsqrt): Likewise.
13980 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13981 * tree-stdarg.c (pass_stdarg): Likewise.
13982 * tree-tailcall.c (pass_tail_recursion): Likewise.
13983 (pass_tail_calls): Likewise.
13984 * tree-vect-generic.c (pass_lower_vector): Likewise.
13985 (pass_lower_vector_ssa): Likewise.
13986 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13988 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13990 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13992 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
13994 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
13995 logical and signext.
13997 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14000 * config/sh/predicates.md (arith_operand): Check if the operand
14001 of TRUNCATE is a REG.
14003 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14005 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14006 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14008 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14010 * tree-iterator.c (tsi_split_statement_list_after,
14011 tsi_split_statement_list_before): Remove.
14012 * tree-iterator.h: Remove the prototypes for
14013 tsi_split_statement_list_after and tsi_split_statement_list_before.
14015 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14017 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14018 * tree-ssa-propagate.h: Remove the prototype for
14019 stmt_makes_single_load.
14021 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14023 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14024 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14026 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14028 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14030 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14032 * except.c (eh_region_outer_p): Remove.
14033 * except.h: Remove the prototype for eh_region_outer_p.
14035 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14037 * function.c (current_function_assembler_name): Remove.
14038 * function.h: Remove the prototype for
14039 current_function_assembler_name.
14041 2009-04-16 Ian Lance Taylor <iant@google.com>
14043 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14044 (add_reg_note): Call alloc_reg_note.
14045 * rtl.h (alloc_reg_note): Declare.
14046 * combine.c (try_combine): Use alloc_reg_note.
14047 (recog_for_combine, move_deaths): Likewise.
14048 (distribute_notes): Use alloc_reg_note and add_reg_note.
14049 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14050 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14051 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14053 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14055 PR rtl-optimization/39762
14056 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14057 ira_may_move_out_cost): Add comments about way of their usage.
14058 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14060 * ira-conflicts.c (process_regs_for_copy): Use function
14061 ira_get_register_move_cost instead of global
14062 ira_register_move_cost.
14064 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14065 color_pass, move_spill_restore, update_curr_costs): Ditto.
14067 * ira-lives.c (process_single_reg_class_operands): Ditto.
14069 * ira-emit.c (emit_move_list): Ditto.
14071 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14072 (record_reg_classes): Ditto. Use functions
14073 ira_get_register_move_cost and ira_get_may_move_cost instead of
14074 global vars ira_register_move_cost, ira_may_move_out_cost and
14075 ira_may_move_in_cost.
14076 (record_address_regs): Don't call ira_init_register_move_cost.
14077 Use function ira_get_may_move_cost instead of global
14078 ira_may_move_in_cost.
14079 (process_bb_node_for_hard_reg_moves): Use function
14080 ira_get_register_move_cost instead of global ira_register_move_cost.
14081 (ira_costs): Don't call ira_init_register_move_cost.
14083 2009-04-16 Richard Guenther <rguenther@suse.de>
14085 * tree-cfg.c (verify_gimple_assign_binary):
14086 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14087 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14088 (create_general_new_stmt): Note that this function is broken.
14090 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14092 * common.opt (fhelp): Add Var(help_flag).
14093 * gcc-plugin.h (plugin_info): Add help.
14094 * plugin.c (plugin_name_args): Add help.
14095 (register_plugin_info): Set plugin->help.
14096 (print_help_one_plugin): New.
14097 (print_plugins_help): New.
14098 * plugin.h (print_plugins_help): New.
14099 * toplev.c (toplev_main): Call print_plugins_help if needed.
14101 2009-04-16 Richard Guenther <rguenther@suse.de>
14103 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14104 (gimple_ior_addresses_taken_1): New function.
14105 (gimple_ior_addresses_taken): Likewise.
14106 * gimple.h (struct gimple_statement_with_ops_base): Remove
14107 addresses_taken member.
14108 (gimple_ior_addresses_taken): Declare.
14109 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14110 gimple_set_addresses_taken): Remove.
14111 * ipa-reference.c (mark_address): New function.
14112 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14113 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14114 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14115 (gimple_add_to_addresses_taken): Remove.
14116 (get_tmr_operands): Call mark_address_taken.
14117 (get_asm_expr_operands): Likewise.
14118 (get_expr_operands): Likewise.
14119 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14120 (free_stmt_operands): Do not free it.
14121 * tree-ssa.c (delete_tree_ssa): Likewise.
14122 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14124 2009-04-16 Richard Guenther <rguenther@suse.de>
14126 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14127 (walk_stmt_load_store_ops): Likewise.
14128 * gimple.c (get_base_loadstore): New function.
14129 (walk_stmt_load_store_addr_ops): Likewise.
14130 (walk_stmt_load_store_ops): Likewise.
14131 * ipa-pure-const.c (check_op): Simplify.
14132 (check_load, check_store): New functions.
14133 (check_stmt): Use walk_stmt_load_store_ops.
14134 * ipa-reference.c (mark_load): Adjust signature.
14135 (mark_store): Likewise.
14136 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14138 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14140 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14141 (plugin_info): New.
14142 * opts.c (common_handle_option): Don't call print_version.
14143 * plugin.c (plugin_name_args): Add version.
14144 (register_plugin_info): New.
14145 (register_callback): Handle PLUGIN_INFO.
14146 (try_init_one_plugin): New.
14147 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14149 (finalize_one_plugin): New.
14150 (finalize_plugins): New.
14151 (print_one_plugin): New.
14152 (print_plugins_versions): New.
14153 * plugin.h (print_plugins_versions): New.
14154 (finalize_plugins): New.
14155 * toplev.c (compile_file): Don't call initialize_plugins.
14156 (print_version): Call print_plugins_versions.
14157 (toplev_main): Call initialize_plugins. Print version if needed.
14158 Call finalize_plugins.
14160 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14162 * common.opt (fversion): New.
14163 * gcc.c (print_version): New.
14164 (process_command): Don't print the version. Just set print_version.
14165 (main): Print version. Call subprocesses if print_version and
14166 verbose_flag are set.
14167 * opts.c (common_handle_option): Handle OPT_fversion.
14169 2009-04-16 Richard Guenther <rguenther@suse.de>
14170 Ira Rosen <irar@il.ibm.com>
14172 PR tree-optimization/39698
14173 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14174 type of the reduction variable. Only generate the def if
14177 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14178 make sure to first convert to an integer of the same precision.
14179 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14180 the type of the evolution correctly in computing the new
14181 induction variable base.
14183 2009-04-16 Richard Guenther <rguenther@suse.de>
14185 PR middle-end/39625
14186 * tree-cfg.c (make_blocks): Split statements with to-be
14187 abnormal SSA names on the lhs.
14189 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14191 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14192 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14193 * c-typeck.c (really_start_incremental_init): Likewise.
14194 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14195 (TARGET_INITIALIZER): Remove it.
14196 * target.h (struct target): Remove vector_opaque_p.
14197 * tree.c (build_opaque_vector_type): New.
14198 * tree.h (TYPE_VECTOR_OPAQUE): New.
14199 (build_opaque_vector_type): Declare.
14200 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14201 * config/rs6000/rs6000.c (build_opaque_vector_type,
14202 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14203 (rs6000_init_builtins): Use build_opaque_vector_type for
14204 opaque_V4SI_type_node.
14206 2009-04-15 Catherine Moore <clm@codesourcery.com>
14208 * debug.h (set_name): Declare.
14209 * dwarf2out.c (dwarf2out_set_name): Declare.
14210 (dwarf2_debug_hooks): Add set_name.
14211 (find_AT_string): New.
14212 (add_AT_string): Call find_AT_string.
14213 (dwarf2out_set_name): New.
14214 * cp/decl.c (grokdeclarator): Call set_name.
14215 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14216 * debug.c (do_nothing_debug_hooks): Likewise.
14217 * dbxout.c (dbx_debug_hooks): Likewise.
14218 * sdbout.c (sdb_debug_hooks): Likewise.
14220 2009-04-15 Michael Eager <eager@eagercon.com>
14222 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14223 reg for single-precision FPU.
14224 * config/rs6000/rs6000.md (movsi_internal1): Only for
14225 !TARGET_SINGLE_FPU.
14226 (movsi_internal1_single): New. Add pattern to move SI values to/from
14227 single-precision FP regs.
14229 2009-04-15 Richard Guenther <rguenther@suse.de>
14231 * omp-low.c (lower_rec_input_clauses): Build correct address
14233 (expand_omp_for_generic): Fix multiplication type.
14234 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14235 (generate_memset_zero): Fix types.
14236 * tree-profile.c (prepare_instrumented_value): Correctly
14239 2009-04-15 Ian Lance Taylor <iant@google.com>
14241 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14242 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14243 for -Wall and for -Wc++-compat.
14244 (c_common_post_options): For C++, set warn_enum_compare if not
14246 * c-tree.h (struct c_expr): Add field original_type.
14247 (build_external_ref): Update declaration.
14248 * c-parser.c (c_parser_braced_init): Set original_type.
14249 (c_parser_initelt): Likewise.
14250 (c_parser_expr_no_commas): Likewise.
14251 (c_parser_conditional_expression): Likewise.
14252 (c_parser_cast_expression): Likewise.
14253 (c_parser_unary_expression): Likewise. Pull setting of
14254 original_code to top of function.
14255 (c_parser_sizeof_expression): Set original_type.
14256 (c_parser_alignof_expression): Likewise.
14257 (c_parser_postfix_expression): Likewise. Pull setting of
14258 original_code to top of function.
14259 (c_parser_postfix_expression_after_paren_type): Set original_type.
14260 (c_parser_postfix_expression_after_primary): Likewise.
14261 (c_parser_expression): Likewise.
14262 * c-typeck.c (build_external_ref): Add type parameter. Change all
14264 (c_expr_sizeof_expr): Set original_type field.
14265 (parser_build_unary_op): Likewise.
14266 (parser_build_binary_op): Likewise. Optionally warn about
14267 comparisons of enums of different types.
14268 (digest_init): Set original_type field.
14269 (really_start_incremental_init): Likewise.
14270 (push_init_level, pop_init_level): Likewise.
14271 * doc/invoke.texi (Warning Options): -Wenum-compare now
14274 2009-04-15 Richard Guenther <rguenther@suse.de>
14276 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14277 out a necessary conversion.
14278 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14279 names we didn't value number.
14280 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14282 2009-04-15 Richard Guenther <rguenther@suse.de>
14284 PR tree-optimization/39764
14285 * tree-ssa-ccp.c (get_value): Canonicalize value with
14286 canonicalize_float_value.
14288 2009-04-15 Jan Hubicka <jh@suse.cz>
14290 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14291 Wrong version of patch.
14293 2009-04-15 Jan Hubicka <jh@suse.cz>
14295 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14297 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14299 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14300 our distinct integral and vector types.
14302 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14304 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14305 * init.c (build_vtbl_address): Remove call to assemble_external.
14307 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14309 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14310 output for other floating point modes.
14312 2009-04-14 Diego Novillo <dnovillo@google.com>
14314 * diagnostic.c (diagnostic_report_diagnostic): Do not
14315 warn about loaded plugins for DK_ERROR and DK_WARNING.
14316 * c-decl.c (declspecs_add_type): Move call to
14317 invoke_plugin_callbacks ...
14318 * c-parser.c (c_parser_declspecs): ... here.
14319 * plugin.c (dump_active_plugins): Tidy output.
14321 2009-04-14 Diego Novillo <dnovillo@google.com>
14322 Le-Chun Wu <lcwu@google.com>
14324 * configure.ac: Add --enable-plugin support.
14325 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14326 * Makefile.in (PLUGIN_H): Define.
14327 Export ENABLE_PLUGIN and GMPINC to site.exp.
14328 Add PLUGINLIBS to link command.
14329 Add/modify dependencies for plugin.o and files including plugin.h.
14331 * config.in: Regenerate.
14333 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14336 2009-04-14 Le-Chun Wu <lcwu@google.com>
14338 * tree-pass.h (register_one_dump_file): Add a prototype for
14339 register_one_dump_file.
14340 * toplev.c (compile_file): Call initialize_plugins.
14341 (do_compile): Call invoke_plugin_callbacks.
14342 (toplev_main): Call invoke_plugin_callbacks.
14343 * common.opt: Add -fplugin= and -fplugin-arg-.
14344 * gcc-plugin.h: New public header file for plugins to include.
14345 * plugin.c: New source file.
14346 * plugin.h: New internal header file.
14347 * passes.c (register_one_dump_file): Make it external.
14349 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14351 2009-04-14 Diego Novillo <dnovillo@google.com>
14353 * doc/plugins.texi: New.
14354 * doc/gccint.texi: Add reference to Plugins chapter.
14355 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14356 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14357 loaded plugins, if any.
14358 * timevar.def (TV_PLUGIN_INIT): Define.
14359 (TV_PLUGIN_RUN): Define.
14360 * plugin.c: Include timevar.h
14361 (plugins_active_p): New.
14362 (dump_active_plugins): New.
14363 (debug_active_plugins): New.
14365 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14367 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14369 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14371 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14373 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14374 the same as a minus without a shift.
14376 2009-04-14 Nick Clifton <nickc@redhat.com>
14378 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14379 comparisons with small integers will always produce a short
14382 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14385 2008-12-19 Diego Novillo <dnovillo@google.com>
14387 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14389 2009-04-14 Richard Guenther <rguenther@suse.de>
14391 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14393 (verify_gimple_assign_binary): Likewise. Handle shifts and
14395 (verify_gimple_phi): Print the mismatched argument position.
14396 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14398 (vect_update_init_of_dr): Likewise.
14399 * matrix-reorg.c (transform_access_sites): Do what the
14401 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14403 2009-04-13 Michael Eager <eager@eagercon.com>
14405 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14406 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14407 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14408 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14409 remove duplicate config
14411 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14413 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14414 file_name:line_number type locator of the call site.
14416 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14418 * genautomata.c: Put blank after comma.
14419 (automaton_decls): New.
14420 (struct unit_usage): Add comments to member next.
14421 (store_alt_unit_usage): Keep the list ordered.
14422 (unit_present_on_list_p, equal_alternatives_p): New.
14423 (check_regexp_units_distribution): Check units distribution
14424 correctness correctly.
14425 (main): Don't write automata if error is found. Return correct
14428 * config/m68k/cf.md (cfv4_ds): Remove.
14429 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14430 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14432 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14433 power4-load-ext, power4-store, power4-store-update,
14434 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14435 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14436 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14437 power4-sqrt, power4-isync): Modify reservation to make correct
14438 unit distribution to automata.
14440 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14441 power5-store-update, power5-two, power5-three, power5-lmul,
14442 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14444 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14446 * except.c (pass_set_nothrow_function_flags): Set name and add
14448 (set_nothrow_function_flags): Mention in the dump file when
14449 changing a function to nothrow.
14451 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14454 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14455 instead of unsigned long.
14457 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14459 * config/arm/arm.c (return_used_this_function): Remove.
14460 (arm_output_function_prologue): Remove use of
14461 return_used_this_function.
14462 (output_return_instruction): Replace use of
14463 return_used_this_function
14464 by cfun->machine->return_used_this_function.
14465 (arm_output_epilogue): Likewise.
14466 (arm_output_function_epilogue): Likewise.
14467 (thumb_unexpanded_epilogue): Likewise.
14468 * config/arm/arm.h (struct machine_function):
14469 New member return_used_this_function.
14471 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14473 * doc/install.texi: Correct description of default directory for
14474 --with-gxx-include-dir.
14476 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14478 * fold-const.c (build_range_check): Properly deal with enumeral and
14479 boolean base types.
14481 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14483 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14484 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14485 * params.h (MAX_GCSE_PASSES): Remove.
14486 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14487 in sequence. Remove ability to run multiple passes.
14488 (bypass_jumps): Report run as third CPROP pass.
14490 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14492 PR middle-end/39651
14493 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14494 when deciding whether the whole SEQUENCE can throw.
14496 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14499 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14500 offseted label references.
14502 2009-04-11 Jan Hubicka <jh@suse.cz>
14504 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14506 2009-04-11 Richard Guenther <rguenther@suse.de>
14508 PR middle-end/39732
14509 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14510 return variables as TREE_ADDRESSABLE.
14512 2009-04-11 Richard Guenther <rguenther@suse.de>
14514 PR tree-optimization/39713
14515 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14516 reference trees have SSA_NAME operands.
14518 2009-04-11 Richard Guenther <rguenther@suse.de>
14521 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14522 address expressions.
14524 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14526 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14527 match changes in Cygwin 1.7
14528 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14529 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14531 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14533 PR tree-optimization/39701
14534 * doc/invoke.texi (Optimization Options): Document change in
14535 meaning and initialization of -fdelete-null-pointer-checks.
14537 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14539 PR middle-end/39701
14540 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14542 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14545 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14547 2009-04-10 Chao-ying Fu <fu@mips.com>
14549 * doc/tm.texi (Instruction Output): Document
14550 TARGET_ASM_FINAL_POSTSCAN_INSN.
14551 * target.h (final_postscan_insn): New field in asm_out.
14552 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14553 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14554 * final.c (final_scan_insn): Call
14555 targetm.asm_out.final_postscan_insn after outputting
14556 an asm macro and a normal instruction.
14558 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14559 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14560 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14561 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14562 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14564 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14566 PR middle-end/39701
14567 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14568 variables as non-NULL even with -fdelete-null-pointer-checks.
14570 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14572 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14574 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14577 * config/i386/i386.c (classify_argument): Handle SCmode with
14578 (bit_offset % 64) != 0.
14580 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14582 * doc/invoke.texi (Optimize Options): Add cross-reference to
14583 -Q --help=optimizers examples.
14585 2009-04-10 Ben Elliston <bje@au.ibm.com>
14588 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14589 regalign for the reg == fpr and TDmode case.
14591 2009-04-09 David Ayers <ayers@fsfe.org>
14594 * objc/objc-act.c (warn_with_method): Remove helper function.
14595 (check_duplicates): Call warning and inform directly.
14596 (really_start_method): Likewise.
14598 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14600 * expmed.c (expand_divmod): Always use a comparison for a division
14601 by a large unsigned integer.
14603 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14604 for things others than variables or functions as nonzero.
14606 2009-04-09 Nick Clifton <nickc@redhat.com>
14608 * unwind-compat.c: Change copyright header to refer to version
14609 3 of the GNU General Public License with version 3.1 of the
14610 GCC Runtime Library Exception and to point readers at the
14611 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14612 * config/alpha/crtfastmath.c: Likewise.
14613 * config/alpha/linux-unwind.h: Likewise.
14614 * config/alpha/qrnnd.asm: Likewise.
14615 * config/alpha/vms-crt0-64.c: Likewise.
14616 * config/alpha/vms-crt0.c: Likewise.
14617 * config/alpha/vms-dwarf2.asm: Likewise.
14618 * config/alpha/vms-dwarf2eh.asm: Likewise.
14619 * config/alpha/vms-psxcrt0-64.c: Likewise.
14620 * config/alpha/vms-psxcrt0.c: Likewise.
14621 * config/alpha/vms_tramp.asm: Likewise.
14622 * config/arc/initfini.c: Likewise.
14623 * config/arc/lib1funcs.asm: Likewise.
14624 * config/arm/bpabi-v6m.S: Likewise.
14625 * config/arm/bpabi.S: Likewise.
14626 * config/arm/bpabi.c: Likewise.
14627 * config/arm/crti.asm: Likewise.
14628 * config/arm/crtn.asm: Likewise.
14629 * config/arm/ieee754-df.S: Likewise.
14630 * config/arm/ieee754-sf.S: Likewise.
14631 * config/arm/lib1funcs.asm: Likewise.
14632 * config/arm/libunwind.S: Likewise.
14633 * config/arm/linux-atomic.c: Likewise.
14634 * config/arm/mmintrin.h: Likewise.
14635 * config/arm/pr-support.c: Likewise.
14636 * config/arm/unaligned-funcs.c: Likewise.
14637 * config/arm/unwind-arm.c: Likewise.
14638 * config/arm/unwind-arm.h: Likewise.
14639 * config/avr/libgcc.S: Likewise.
14640 * config/bfin/crti.s: Likewise.
14641 * config/bfin/crtlibid.s: Likewise.
14642 * config/bfin/crtn.s: Likewise.
14643 * config/bfin/lib1funcs.asm: Likewise.
14644 * config/bfin/linux-unwind.h: Likewise.
14645 * config/cris/arit.c: Likewise.
14646 * config/cris/cris_abi_symbol.c: Likewise.
14647 * config/darwin-64.c: Likewise.
14648 * config/darwin-crt2.c: Likewise.
14649 * config/darwin-crt3.c: Likewise.
14650 * config/darwin.h: Likewise.
14651 * config/dbxelf.h: Likewise.
14652 * config/dfp-bit.c: Likewise.
14653 * config/dfp-bit.h: Likewise.
14654 * config/elfos.h: Likewise.
14655 * config/fixed-bit.c: Likewise.
14656 * config/fixed-bit.h: Likewise.
14657 * config/fp-bit.c: Likewise.
14658 * config/fp-bit.h: Likewise.
14659 * config/fr30/crti.asm: Likewise.
14660 * config/fr30/crtn.asm: Likewise.
14661 * config/fr30/lib1funcs.asm: Likewise.
14662 * config/freebsd-spec.h: Likewise.
14663 * config/frv/cmovd.c: Likewise.
14664 * config/frv/cmovh.c: Likewise.
14665 * config/frv/cmovw.c: Likewise.
14666 * config/frv/frvbegin.c: Likewise.
14667 * config/frv/frvend.c: Likewise.
14668 * config/frv/lib1funcs.asm: Likewise.
14669 * config/glibc-stdint.h: Likewise.
14670 * config/h8300/clzhi2.c: Likewise.
14671 * config/h8300/crti.asm: Likewise.
14672 * config/h8300/crtn.asm: Likewise.
14673 * config/h8300/ctzhi2.c: Likewise.
14674 * config/h8300/fixunssfsi.c: Likewise.
14675 * config/h8300/lib1funcs.asm: Likewise.
14676 * config/h8300/parityhi2.c: Likewise.
14677 * config/h8300/popcounthi2.c: Likewise.
14678 * config/i386/ammintrin.h: Likewise.
14679 * config/i386/att.h: Likewise.
14680 * config/i386/avxintrin.h: Likewise.
14681 * config/i386/biarch64.h: Likewise.
14682 * config/i386/bmmintrin.h: Likewise.
14683 * config/i386/cpuid.h: Likewise.
14684 * config/i386/cross-stdarg.h: Likewise.
14685 * config/i386/crtfastmath.c: Likewise.
14686 * config/i386/crtprec.c: Likewise.
14687 * config/i386/cygming-crtbegin.c: Likewise.
14688 * config/i386/cygming-crtend.c: Likewise.
14689 * config/i386/cygwin.asm: Likewise.
14690 * config/i386/emmintrin.h: Likewise.
14691 * config/i386/gmm_malloc.h: Likewise.
14692 * config/i386/gthr-win32.c: Likewise.
14693 * config/i386/i386.h: Likewise.
14694 * config/i386/immintrin.h: Likewise.
14695 * config/i386/linux-unwind.h: Likewise.
14696 * config/i386/linux64.h: Likewise.
14697 * config/i386/mm3dnow.h: Likewise.
14698 * config/i386/mmintrin-common.h: Likewise.
14699 * config/i386/mmintrin.h: Likewise.
14700 * config/i386/nmmintrin.h: Likewise.
14701 * config/i386/pmm_malloc.h: Likewise.
14702 * config/i386/pmmintrin.h: Likewise.
14703 * config/i386/smmintrin.h: Likewise.
14704 * config/i386/sol2-c1.asm: Likewise.
14705 * config/i386/sol2-ci.asm: Likewise.
14706 * config/i386/sol2-cn.asm: Likewise.
14707 * config/i386/sol2-gc1.asm: Likewise.
14708 * config/i386/tmmintrin.h: Likewise.
14709 * config/i386/unix.h: Likewise.
14710 * config/i386/w32-unwind.h: Likewise.
14711 * config/i386/wmmintrin.h: Likewise.
14712 * config/i386/x86-64.h: Likewise.
14713 * config/i386/x86intrin.h: Likewise.
14714 * config/i386/xmmintrin.h: Likewise.
14715 * config/ia64/crtbegin.asm: Likewise.
14716 * config/ia64/crtend.asm: Likewise.
14717 * config/ia64/crtfastmath.c: Likewise.
14718 * config/ia64/crti.asm: Likewise.
14719 * config/ia64/crtn.asm: Likewise.
14720 * config/ia64/fde-glibc.c: Likewise.
14721 * config/ia64/lib1funcs.asm: Likewise.
14722 * config/ia64/linux-unwind.h: Likewise.
14723 * config/ia64/quadlib.c: Likewise.
14724 * config/ia64/unwind-ia64.c: Likewise.
14725 * config/linux.h: Likewise.
14726 * config/m32c/m32c-lib1.S: Likewise.
14727 * config/m32c/m32c-lib2-trapv.c: Likewise.
14728 * config/m32c/m32c-lib2.c: Likewise.
14729 * config/m32r/initfini.c: Likewise.
14730 * config/m68hc11/larith.asm: Likewise.
14731 * config/m68hc11/m68hc11-crt0.S: Likewise.
14732 * config/m68k/cf.md: Likewise.
14733 * config/m68k/crti.s: Likewise.
14734 * config/m68k/crtn.s: Likewise.
14735 * config/m68k/lb1sf68.asm: Likewise.
14736 * config/m68k/linux-unwind.h: Likewise.
14737 * config/mcore/crti.asm: Likewise.
14738 * config/mcore/crtn.asm: Likewise.
14739 * config/mcore/lib1.asm: Likewise.
14740 * config/mips/linux-unwind.h: Likewise.
14741 * config/mips/loongson.h: Likewise.
14742 * config/mips/mips16.S: Likewise.
14743 * config/mmix/crti.asm: Likewise.
14744 * config/mmix/crtn.asm: Likewise.
14745 * config/pa/fptr.c: Likewise.
14746 * config/pa/hpux-unwind.h: Likewise.
14747 * config/pa/lib2funcs.asm: Likewise.
14748 * config/pa/linux-atomic.c: Likewise.
14749 * config/pa/linux-unwind.h: Likewise.
14750 * config/pa/milli64.S: Likewise.
14751 * config/pa/quadlib.c: Likewise.
14752 * config/pa/stublib.c: Likewise.
14753 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14754 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14755 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14756 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14757 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14758 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14759 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14760 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14761 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14762 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14763 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14764 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14765 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14766 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14767 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14768 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14769 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14770 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14771 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14772 * config/rs6000/750cl.h: Likewise.
14773 * config/rs6000/altivec.h: Likewise.
14774 * config/rs6000/biarch64.h: Likewise.
14775 * config/rs6000/crtresfpr.asm: Likewise.
14776 * config/rs6000/crtresgpr.asm: Likewise.
14777 * config/rs6000/crtresxfpr.asm: Likewise.
14778 * config/rs6000/crtresxgpr.asm: Likewise.
14779 * config/rs6000/crtsavfpr.asm: Likewise.
14780 * config/rs6000/crtsavgpr.asm: Likewise.
14781 * config/rs6000/darwin-asm.h: Likewise.
14782 * config/rs6000/darwin-fallback.c: Likewise.
14783 * config/rs6000/darwin-fpsave.asm: Likewise.
14784 * config/rs6000/darwin-ldouble.c: Likewise.
14785 * config/rs6000/darwin-tramp.asm: Likewise.
14786 * config/rs6000/darwin-unwind.h: Likewise.
14787 * config/rs6000/darwin-vecsave.asm: Likewise.
14788 * config/rs6000/darwin-world.asm: Likewise.
14789 * config/rs6000/e500crtres32gpr.asm: Likewise.
14790 * config/rs6000/e500crtres64gpr.asm: Likewise.
14791 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14792 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14793 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14794 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14795 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14796 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14797 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14798 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14799 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14800 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14801 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14802 * config/rs6000/eabi-ci.asm: Likewise.
14803 * config/rs6000/eabi-cn.asm: Likewise.
14804 * config/rs6000/eabi.asm: Likewise.
14805 * config/rs6000/linux-unwind.h: Likewise.
14806 * config/rs6000/linux64.h: Likewise.
14807 * config/rs6000/paired.h: Likewise.
14808 * config/rs6000/paired.md: Likewise.
14809 * config/rs6000/ppc64-fp.c: Likewise.
14810 * config/rs6000/ppu_intrinsics.h: Likewise.
14811 * config/rs6000/rs6000.h: Likewise.
14812 * config/rs6000/si2vmx.h: Likewise.
14813 * config/rs6000/sol-ci.asm: Likewise.
14814 * config/rs6000/sol-cn.asm: Likewise.
14815 * config/rs6000/spe.h: Likewise.
14816 * config/rs6000/spu2vmx.h: Likewise.
14817 * config/rs6000/sysv4.h: Likewise.
14818 * config/rs6000/tramp.asm: Likewise.
14819 * config/rs6000/vec_types.h: Likewise.
14820 * config/s390/linux-unwind.h: Likewise.
14821 * config/s390/tpf-unwind.h: Likewise.
14822 * config/score/crti.asm: Likewise.
14823 * config/score/crtn.asm: Likewise.
14824 * config/sh/crt1.asm: Likewise.
14825 * config/sh/crti.asm: Likewise.
14826 * config/sh/crtn.asm: Likewise.
14827 * config/sh/divtab-sh4-300.c: Likewise.
14828 * config/sh/divtab-sh4.c: Likewise.
14829 * config/sh/divtab.c: Likewise.
14830 * config/sh/lib1funcs-4-300.asm: Likewise.
14831 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14832 * config/sh/lib1funcs.asm: Likewise.
14833 * config/sh/lib1funcs.h: Likewise.
14834 * config/sh/linux-atomic.asm: Likewise.
14835 * config/sh/linux-unwind.h: Likewise.
14836 * config/sh/shmedia.h: Likewise.
14837 * config/sh/sshmedia.h: Likewise.
14838 * config/sh/ushmedia.h: Likewise.
14839 * config/sparc/crtfastmath.c: Likewise.
14840 * config/sparc/linux-unwind.h: Likewise.
14841 * config/sparc/sol2-c1.asm: Likewise.
14842 * config/sparc/sol2-ci.asm: Likewise.
14843 * config/sparc/sol2-cn.asm: Likewise.
14844 * config/spu/divmodti4.c: Likewise.
14845 * config/spu/divv2df3.c: Likewise.
14846 * config/spu/float_disf.c: Likewise.
14847 * config/spu/float_unsdidf.c: Likewise.
14848 * config/spu/float_unsdisf.c: Likewise.
14849 * config/spu/float_unssidf.c: Likewise.
14850 * config/spu/mfc_multi_tag_release.c: Likewise.
14851 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14852 * config/spu/mfc_tag_release.c: Likewise.
14853 * config/spu/mfc_tag_reserve.c: Likewise.
14854 * config/spu/mfc_tag_table.c: Likewise.
14855 * config/spu/multi3.c: Likewise.
14856 * config/spu/spu_internals.h: Likewise.
14857 * config/spu/spu_intrinsics.h: Likewise.
14858 * config/spu/spu_mfcio.h: Likewise.
14859 * config/spu/vec_types.h: Likewise.
14860 * config/spu/vmx2spu.h: Likewise.
14861 * config/stormy16/stormy16-lib2.c: Likewise.
14862 * config/svr4.h: Likewise.
14863 * config/sync.c: Likewise.
14864 * config/v850/lib1funcs.asm: Likewise.
14865 * config/vxlib-tls.c: Likewise.
14866 * config/vxlib.c: Likewise.
14867 * config/vxworks-dummy.h: Likewise.
14868 * config/xtensa/crti.asm: Likewise.
14869 * config/xtensa/crtn.asm: Likewise.
14870 * config/xtensa/ieee754-df.S: Likewise.
14871 * config/xtensa/ieee754-sf.S: Likewise.
14872 * config/xtensa/lib1funcs.asm: Likewise.
14873 * config/xtensa/lib2funcs.S: Likewise.
14874 * config/xtensa/linux-unwind.h: Likewise.
14875 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14876 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14877 * coretypes.h: Likewise.
14878 * crtstuff.c: Likewise.
14879 * defaults.h: Likewise.
14880 * dwarf2.h: Likewise.
14881 * emutls.c: Likewise.
14882 * gbl-ctors.h: Likewise.
14883 * gcov-io.h: Likewise.
14884 * ginclude/float.h: Likewise.
14885 * ginclude/iso646.h: Likewise.
14886 * ginclude/stdarg.h: Likewise.
14887 * ginclude/stdbool.h: Likewise.
14888 * ginclude/stddef.h: Likewise.
14889 * ginclude/stdfix.h: Likewise.
14890 * ginclude/stdint-gcc.h: Likewise.
14891 * ginclude/tgmath.h: Likewise.
14892 * gthr-aix.h: Likewise.
14893 * gthr-dce.h: Likewise.
14894 * gthr-gnat.c: Likewise.
14895 * gthr-gnat.h: Likewise.
14896 * gthr-lynx.h: Likewise.
14897 * gthr-mipssde.h: Likewise.
14898 * gthr-nks.h: Likewise.
14899 * gthr-posix.c: Likewise.
14900 * gthr-posix.h: Likewise.
14901 * gthr-posix95.h: Likewise.
14902 * gthr-rtems.h: Likewise.
14903 * gthr-single.h: Likewise.
14904 * gthr-solaris.h: Likewise.
14905 * gthr-tpf.h: Likewise.
14906 * gthr-vxworks.h: Likewise.
14907 * gthr-win32.h: Likewise.
14908 * gthr.h: Likewise.
14909 * libgcc2.c: Likewise.
14910 * libgcc2.h: Likewise.
14911 * libgcov.c: Likewise.
14912 * tsystem.h: Likewise.
14913 * typeclass.h: Likewise.
14914 * unwind-c.c: Likewise.
14915 * unwind-compat.h: Likewise.
14916 * unwind-dw2-fde-compat.c: Likewise.
14917 * unwind-dw2-fde-darwin.c: Likewise.
14918 * unwind-dw2-fde-glibc.c: Likewise.
14919 * unwind-dw2-fde.c: Likewise.
14920 * unwind-dw2-fde.h: Likewise.
14921 * unwind-dw2.c: Likewise.
14922 * unwind-dw2.h: Likewise.
14923 * unwind-generic.h: Likewise.
14924 * unwind-pe.h: Likewise.
14925 * unwind-sjlj.c: Likewise.
14926 * unwind.inc: Likewise.
14927 * config/arm/neon-gen.ml: Change generated copyright header to
14928 refer to version 3 of the GNU General Public License with
14929 version 3.1 of the GCC Runtime Library Exception and to point
14930 readers at the COPYING3 and COPYING3.RUNTIME files and the
14931 FSF's license web page.
14932 * config/arm/arm_neon.h: Regenerate.
14934 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14936 * config/cris/cris.md: Change copyright header to refer to version
14937 3 of the GNU General Public License.
14938 * doc/install.texi2html: Change copyright header to refer to version
14939 3 of the GNU General Public License and to point readers at the
14940 COPYING3 file and the FSF's license web page.
14941 * config/vax/linux.h: Likewise.
14943 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14945 * config/i386/i386.md (cmpcc): New.
14946 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14947 (sync_compare_and_swap_cc*): Delete.
14949 * config/s390/s390.c (s390_compare_emitted): Remove.
14950 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14951 s390_compare_emitted used to be handled. Assert that modes match.
14952 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14953 refer to sync_compare_and_swap_ccsi.
14954 * config/s390/s390.h (s390_compare_emitted): Remove.
14955 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14956 instead of s390_compare_emitted.
14957 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14958 instead of s390_compare_emitted.
14959 * config/s390/s390.md (cmpcc): New.
14960 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14961 CC_REGNUM, do not pretend it's set.
14962 (sync_compare_and_swap_cc*): Delete.
14963 * config/s390/predicates.md (cc_reg_operand): New.
14965 * expr.c (sync_compare_and_swap_cc): Delete.
14966 * optabs.h (sync_compare_and_swap_cc): Delete.
14967 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14968 is being used with can_compare_p.
14969 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14970 (find_cc_set): New.
14971 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14972 look for a MODE_CC set instead. Use emit_store_flag.
14973 (expand_compare_and_swap_loop): Likewise, with some additional
14974 complication to avoid a force_reg when useless. Use
14975 emit_cmp_and_jump_insns.
14976 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14977 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14978 sync_compare_and_swap documentation.
14980 2009-04-09 Jan Hubicka <jh@suse.cz>
14982 * except.c (find_prev_try): Break out from ....
14983 (duplicate_eh_regions): ... here; properly update prev_try pointers
14984 when duplication part of tree.
14985 (dump_eh_tree): Improve dumping.
14986 (verify_eh_region): New.
14987 (verify_eh_tree): Use it.
14989 2009-04-06 Richard Guenther <rguenther@suse.de>
14991 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14992 &ARRAY addresses by adjusting their types and prepending
14994 * tree-cfg.c (verify_gimple_assign_single): Verify that
14995 addresses are correct.
14997 2009-04-09 Richard Guenther <rguenther@suse.de>
14999 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15000 indices into an array reference if possible.
15001 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15002 Fold POINTER_PLUS_EXPR statements with invariant address.
15004 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15007 * config.gcc (powerpc64-*-linux*): Always build biarch.
15009 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15012 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15013 it and pedwarn if this results in an INTEGER_CST.
15015 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15017 * doc/install.texi: Update minimum GMP version. Remove obsolete
15018 text in MPFR section.
15020 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15022 * dwarf2out.c (class_scope_p): New static inline.
15023 (class_or_namespace_scope_p): Use it.
15024 (gen_variable_die): Use DW_TAG_member tag for static data member
15025 declarations instead of DW_TAG_variable.
15027 PR middle-end/39573
15028 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15031 2009-04-08 Richard Guenther <rguenther@suse.de>
15033 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15034 valueize random data.
15036 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15038 * config.gcc (aix tm_file): Add aix-stdint.h.
15039 (aix tm clause use_gcc_stdint): Set to wrap.
15040 * config/rs6000/aix-stdint.h: New file.
15042 2009-04-08 Richard Guenther <rguenther@suse.de>
15044 PR middle-end/36291
15045 * tree-dfa.c (add_referenced_var): Do not recurse into
15046 global initializers.
15047 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15049 (fold_const_aggregate_ref): Likewise.
15051 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15053 * recog.c (ordered_comparison_operator): New.
15054 * gensupport.c (std_preds): Add it.
15055 * doc/md.texi (Machine-Independent Predicates): Document it.
15057 2009-04-08 Jan Hubicka <jh@suse.cz>
15059 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15060 * function.h (rtl_eh): Remove exception_handler_label_map.
15061 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15062 remove_exception_handler_label, for_each_eh_label_1): Remove.
15063 (rtl_remove_unreachable_regions): Remove.
15064 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15065 (find_exception_handler_labels): Don't build the hashtable.
15066 (maybe_remove_eh_handler): Remove.
15067 (for_each_eh_label): Rewrite to walk the tree.
15068 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15069 * except.h (maybe_remove_eh_handler): Remove.
15070 * passes.c (init_optimization_passes): Schedule second EH cleanup
15072 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15073 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15075 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15077 * genoutput.c (validate_optab_operands): New.
15078 (gen_insn, gen_expand): Call it.
15080 * genflags.c (gen_insn): Detect misused iterators.
15081 (main): Pass line_no to gen_insn, exit with status 1 on error.
15083 * genextract.c (line_no): Make global.
15084 (VEC_safe_set_locstr): Change assertion to error message.
15085 (main): Exit with status 1 on error.
15087 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15091 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15092 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15093 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15094 * c-convert.c (convert): Do not call fold on results of conversion
15095 functions when the result is a C_MAYBE_CONST_EXPR.
15096 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15097 of __builtin_choose_expr.
15098 * c-typeck.c (remove_c_maybe_const_expr): New.
15099 (build_unary_op, build_conditional_expr, build_compound_expr,
15100 build_binary_op, c_objc_common_truthvalue_conversion): Call
15101 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15104 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15106 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15107 CODE to produce a new one. Add a prototype to use fold_convert_const
15109 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15112 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15113 mix declarations and code.
15115 2009-04-08 Ben Elliston <bje@au.ibm.com>
15117 * gcc.c: Replace `CC' with `GCC' throughout.
15119 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15121 * doc/invoke.texi: Document Atom support.
15123 2009-04-07 Jason Merrill <jason@redhat.com>
15126 * c-common.h, c-common.c: Add flag_pretty_templates.
15127 * c-opts.c (c_common_handle_option): Set it.
15128 * c.opt: Add -fno-pretty-templates.
15129 * doc/invoke.texi (C++ Dialect Options): Likewise.
15131 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15133 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15134 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15135 (ia64_expand_builtin): Likewise.
15137 2009-04-07 Martin Jambor <mjambor@suse.cz>
15139 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15140 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15141 ADDR_EXPRS are include too.
15143 2009-04-07 Richard Guenther <rguenther@suse.de>
15145 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15146 decls are only used if passes as parameters or if they are
15147 local statics and the call is not to a builtin.
15148 (call_may_clobber_ref_p_1): Likewise.
15150 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15152 * expr.c (do_store_flag): Remove last argument. Simplify code
15153 to avoid duplication of tests already done by can_compare_p.
15154 (expand_expr_real_1): Adjust caller.
15156 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15158 * optabs.c (can_compare_p): Test the predicate of a
15159 cbranch and cstore pattern.
15161 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15163 * expr.c (convert_move): Use emit_store_flag instead of
15166 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15168 * config/i386/i386.c (ix86_compare_emitted): Remove.
15169 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15170 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15171 * config/i386/i386.h (ix86_compare_emitted): Remove.
15172 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15173 instead of ix86_compare_emitted.
15174 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15176 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15178 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15179 Add t-sysroot-suffix to tmake_file.
15180 * config/print-sysroot-suffix.sh: New file.
15181 * config/t-sysroot-suffix: New file.
15183 2009-04-07 Ben Elliston <bje@au.ibm.com>
15185 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15186 as the latter produces a warning when the target does not support
15189 2009-04-07 Ben Elliston <bje@au.ibm.com>
15191 * dfp.c: Replace type punning assignments with memcpy throughout.
15192 * Makefile.in (dfp.o-warn): Remove.
15194 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15197 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15198 Include soft-fp/t-softfp after rs6000/t-linux64.
15200 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15202 * stor-layout.c (set_sizetype): Use the full precision of their
15203 machine mode for bitsize types.
15205 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15207 * config/i386/i386.md: Revert 2 accidental checkins.
15209 2009-04-06 Joey Ye <joey.ye@intel.com>
15210 Xuepeng Guo <xuepeng.guo@intel.com>
15211 H.J. Lu <hongjiu.lu@intel.com>
15213 Atom pipeline model, tuning and insn selection.
15214 * config.gcc (atom): Add atom config options and target.
15216 * config/i386/atom.md: New.
15218 * config/i386/i386.c (atom_cost): New cost.
15219 (m_ATOM): New macro flag.
15220 (initial_ix86_tune_features): Set m_ATOM.
15221 (x86_accumulate_outgoing_args): Likewise.
15222 (x86_arch_always_fancy_math_387): Likewise.
15223 (processor_target): Add Atom cost.
15224 (cpu_names): Add Atom cpu name.
15225 (override_options): Set Atom ISA.
15226 (ix86_issue_rate): New case PROCESSOR_ATOM.
15227 (ix86_adjust_cost): Likewise.
15229 * config/i386/i386.h (TARGET_ATOM): New target macro.
15230 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15231 (TARGET_OPT_AGU): New target option.
15232 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15233 (processor_type): Add PROCESSOR_ATOM.
15235 * config/i386/i386.md (cpu): Add new value "atom".
15236 (use_carry, movu): New attr.
15237 (atom.md): Include atom.md.
15238 (adddi3_carry_rex64): Set attr "use_carry".
15239 (addqi3_carry): Likewise.
15240 (addhi3_carry): Likewise.
15241 (addsi3_carry): Likewise.
15242 (*addsi3_carry_zext): Likewise.
15243 (subdi3_carry_rex64): Likewise.
15244 (subqi3_carry): Likewise.
15245 (subhi3_carry): Likewise.
15246 (subsi3_carry): Likewise.
15247 (x86_movdicc_0_m1_rex64): Likewise.
15248 (*x86_movdicc_0_m1_se): Likewise.
15249 (x86_movsicc_0_m1): Likewise.
15250 (*x86_movsicc_0_m1_se): Likewise.
15251 (*adddi_1_rex64): Emit add insn as much as possible.
15252 (*addsi_1): Likewise.
15253 (return_internal): Set atom_unit.
15254 (return_internal_long): Likewise.
15255 (return_pop_internal): Likewise.
15256 (*rcpsf2_sse): Set atom_sse_attr attr.
15257 (*qrt<mode>2_sse): Likewise.
15258 (*prefetch_sse): Likewise.
15260 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15262 (ix86_target_macros_internal): Likewise.
15264 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15265 (*prefetch_sse_rex): Likewise.
15266 (sse_rcpv4sf2): Likewise.
15267 (sse_vmrcpv4sf2): Likewise.
15268 (sse_sqrtv4sf2): Likewise.
15269 (<sse>_vmsqrt<mode>2): Likewise.
15270 (sse_ldmxcsr): Likewise.
15271 (sse_stmxcsr): Likewise.
15272 (*sse_sfence): Likewise.
15273 (sse2_clflush): Likewise.
15274 (*sse2_mfence): Likewise.
15275 (*sse2_lfence): Likewise.
15276 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15277 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15278 (avx_movdqu<avxmodesuffix>): Likewise.
15279 (avx_lddqu<avxmodesuffix>): Likewise.
15280 (sse2_movntv2di): Change attr "type" to "ssemov".
15281 (sse2_movntsi): Likewise.
15282 (rsqrtv8sf2): Change attr "type" to "sseadd".
15283 (sse3_addsubv2df3): Set attr "atom_unit".
15284 (sse3_h<plusminus_insn>v4sf3): Likewise.
15285 (*sse2_pmaddwd): Likewise.
15286 (*vec_extractv2di_1_rex64): Likewise.
15287 (*vec_extractv2di_1_avx): Likewise.
15288 (sse2_psadbw): Likewise.
15289 (ssse3_phaddwv8hi3): Likewise.
15290 (ssse3_phaddwv4hi3): Likewise.
15291 (ssse3_phadddv4si3): Likewise.
15292 (ssse3_phadddv2si3): Likewise.
15293 (ssse3_phaddswv8hi3): Likewise.
15294 (ssse3_phaddswv4hi3): Likewise.
15295 (ssse3_phsubwv8hi3): Likewise.
15296 (ssse3_phsubwv4hi3): Likewise.
15297 (ssse3_phsubdv4si3): Likewise.
15298 (ssse3_phsubdv2si3): Likewise.
15299 (ssse3_phsubswv8hi3): Likewise.
15300 (ssse3_phsubswv4hi3): Likewise.
15301 (ssse3_pmaddubsw128): Likewise.
15302 (sse3_pmaddubsw: Likewise.
15303 (ssse3_palignrti): Likewise.
15304 (ssse3_palignrdi): Likewise.
15306 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15308 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15310 2009-04-06 Richard Guenther <rguenther@suse.de>
15312 PR tree-optimization/28868
15313 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15314 of which PHI results we inserted.
15315 (insert_into_preds_of_block): Record inserted PHIs.
15316 (eliminate): Eliminate redundant PHI nodes.
15317 (init_pre): Init inserted_phi_names.
15319 2009-04-06 Richard Guenther <rguenther@suse.de>
15321 PR tree-optimization/39643
15322 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15323 IMAGPART_EXPRs of complex constants.
15324 (execute_fold_all_builtins): If we folded a call queue
15325 TODO_update_address_taken.
15327 2009-04-06 Jan Hubicka <jh@suse.cz>
15329 PR middle-end/39659
15330 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15333 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15335 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15337 (ic_invalidate_array): Likewise.
15339 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15341 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15342 alignment for library calls.
15344 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15346 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15347 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15348 * config/i386/mingw-stdint.h: New file.
15350 2009-04-05 Richard Guenther <rguenther@suse.de>
15352 PR tree-optimization/39648
15353 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15354 our &A vs. &A[0] IL deficiencies.
15356 2009-04-04 Jan Hubicka <jh@suse.cz>
15358 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15359 removed toplevel regions.
15360 (sjlj_mark_call_sites): Likewise.
15362 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15364 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15365 (cygwin tm clause use_gcc_stdint): Set to wrap.
15366 * config/i386/cygwin-stdint.h: New file.
15368 2009-04-04 Richard Guenther <rguenther@suse.de>
15370 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15371 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15372 single-argument PHIs if we are in loop-closed SSA form.
15373 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15374 for the pre-condition.
15375 (slpeel_tree_peel_loop_to_edge): Likewise.
15376 (vect_build_loop_niters): Take an optional sequence to append stmts.
15377 (vect_generate_tmps_on_preheader): Likewise.
15378 (vect_do_peeling_for_loop_bound): Take extra guards for the
15380 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15381 the cost model check.
15382 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15383 guards if we are going to peel. Do not apply versioning in that case.
15384 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15385 (vect_do_peeling_for_loop_bound): Likewise.
15386 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15387 loop bound only record extra pre-conditions, do not apply loop
15390 2009-04-04 Richard Guenther <rguenther@suse.de>
15392 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15395 2009-04-04 Jan Hubicka <jh@suse.cz>
15397 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15398 last_basic_block for size of bb->index indexed array.
15399 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15400 compute_out, link_btr_uses, build_btr_def_use_webs,
15401 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15403 2009-04-04 Jan Hubicka <jh@suse.cz>
15405 * except.c (remove_eh_handler_and_replace): Break out from ...
15406 (remove_eh_handler): ... here.
15407 (bring_to_root): New function.
15408 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15409 handled ones, bring others to root of tree.
15411 2009-04-04 Jan Hubicka <jh@suse.cz>
15413 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15414 (all_phis_safe_to_merge): New function.
15415 (update_info): New structure.
15416 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15417 (cleanup_empty_eh): Update SSA if possible.
15419 2009-04-04 Richard Guenther <rguenther@suse.de>
15421 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15422 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15423 (append_vuse): Likewise.
15425 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15427 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15428 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15429 instead of REG_UNSAVED for DW_CFA_undefined.
15430 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15431 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15434 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15437 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15438 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15439 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15441 2009-04-04 Richard Guenther <rguenther@suse.de>
15443 PR tree-optimization/8781
15444 PR tree-optimization/37892
15445 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15446 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15447 (valueize_refs): Call it for *& valueizations.
15448 (shared_reference_ops_from_ref): Rename to ...
15449 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15450 (shared_reference_ops_from_call): Rename to ...
15451 (valueize_shared_reference_ops_from_call): ... this and valueize.
15452 (vn_reference_lookup): Update.
15453 (visit_reference_op_call): Likewise.
15454 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15455 (eliminate): Value-replace the call address in call statements.
15457 2009-04-04 Richard Guenther <rguenther@suse.de>
15459 PR tree-optimization/39636
15460 * tree-ssa-forwprop.c
15461 (forward_propagate_addr_into_variable_array_index): Check for
15462 GIMPLE_ASSIGN before accessing the rhs code.
15464 2009-04-03 Jason Merrill <jason@redhat.com>
15466 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15468 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15470 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15471 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15472 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15473 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15474 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15475 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15476 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15477 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15478 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15479 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15480 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15481 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15482 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15483 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15484 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15485 Use fr_reg_or_fp01_operand instead of fr_register_operand
15487 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15488 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15489 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15491 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15493 PR rtl-optimization/39607
15494 PR rtl-optimization/39631
15498 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15499 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15500 instead of DF_LR_OUT.
15501 * ira-lives.c (process_bb_node_lives): Ditto.
15502 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15503 instead of DF_LR_{OUT,IN}.
15504 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15505 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15507 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15509 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15510 (execute_lower_omp): Always run but take the short way out if -fopenmp
15512 (gate_lower_omp): Remove, forcing the pass manager to always run the
15513 pass and always set PROP_gimple_lomp.
15514 (pass_lower_omp): Remove gate function.
15515 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15516 PROP_trees. Instead, require it.
15517 * ipa-cp.c (pass_ipa_cp): Likewise.
15518 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15519 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15520 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15521 and PROP_gimple_leh.
15523 2009-04-03 Richard Guenther <rguenther@suse.de>
15525 PR middle-end/13146
15526 PR tree-optimization/23940
15527 PR tree-optimization/33237
15528 PR middle-end/33974
15529 PR middle-end/34093
15530 PR tree-optimization/36201
15531 PR tree-optimization/36230
15532 PR tree-optimization/38049
15533 PR tree-optimization/38207
15534 PR tree-optimization/38230
15535 PR tree-optimization/38301
15536 PR tree-optimization/38585
15537 PR middle-end/38895
15538 PR tree-optimization/38985
15539 PR tree-optimization/39299
15540 * tree-ssa-structalias.h: Remove.
15541 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15542 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15543 (struct vuse_element_d): Remove.
15544 (struct vuse_vec_d): Likewise.
15545 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15546 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15547 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15548 VUSE_ELEMENT_VAR): Likewise.
15549 (struct voptype_d): Likewise.
15550 (NUM_VOP_FREE_BUCKETS): Likewise.
15551 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15552 (struct stmt_operands_d): Remove.
15553 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15554 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15555 VDEF_NUM, VDEF_VECT): Likewise.
15556 (copy_virtual_operands): Remove.
15557 (operand_build_cmp): Likewise.
15558 (create_ssa_artificial_load_stmt): Likewise.
15559 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15560 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15561 vuse_index and mayuse_index members. Pack and move done and iter_type
15562 members to the front.
15563 (SSA_OP_VMAYUSE): Remove.
15564 (SSA_OP_VIRTUAL_USES): Adjust.
15565 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15566 (unlink_stmt_vdef): Declare.
15567 (add_to_addressable_set): Remove.
15568 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15569 (vrp_visit_stmt): Likewise.
15570 * doc/tree-ssa.texi (Alias analysis): Update.
15571 * doc/invoke.texi (max-aliased-vops): Remove docs.
15572 (avg-aliased-vops): Likewise.
15573 * tree-into-ssa.c (syms_to_rename): Remove.
15574 (need_to_update_vops_p): Likewise.
15575 (need_to_initialize_update_ssa_p): Rename to ...
15576 (update_ssa_initialized_fn): ... this. Track function we are
15578 (symbol_marked_for_renaming): Simplify.
15579 (add_new_name_mapping): Do not set need_to_update_vops_p.
15580 (dump_currdefs): Use SYMS_TO_RENAME.
15581 (rewrite_update_stmt): Always walk all uses/defs.
15582 (dump_update_ssa): Adjust.
15583 (init_update_ssa): Take function argument. Track what we are
15585 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15586 (create_new_def_for): Initialize for cfun, assert we are initialized
15588 (mark_sym_for_renaming): Simplify.
15589 (mark_set_for_renaming): Do not initialize update-ssa.
15590 (need_ssa_update_p): Simplify. Take function argument.
15591 (name_mappings_registered_p): Assert we ask for the correct function.
15592 (name_registered_for_update_p): Likewise.
15593 (ssa_names_to_replace): Likewise.
15594 (release_ssa_name_after_update_ssa): Likewise.
15595 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15596 (dump_decl_set): Do not print a newline.
15597 (debug_decl_set): Do it here.
15598 (dump_update_ssa): And here.
15599 * tree-ssa-loop-im.c (move_computations): Adjust.
15600 (movement_possibility): Likewise.
15601 (determine_max_movement): Likewise.
15602 (gather_mem_refs_stmt): Likewise.
15603 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15604 or NAME_MEMORY_TAG.
15605 * tree-complex.c (update_all_vops): Remove.
15606 (expand_complex_move): Adjust.
15607 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15608 Simplify test for memory referencing statement. Exclude
15609 non-invariant ADDR_EXPRs.
15610 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15611 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15612 (rdg_flag_uses): Likewise.
15613 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15615 (tree_optimize_tail_calls_1): Also split the
15616 edge from the entry block if we have degenerate PHI nodes in
15617 the first basic block.
15618 * tree.c (init_ttree): Remove memory-tag related code.
15619 (tree_code_size): Likewise.
15620 (tree_node_structure): Likewise.
15621 (build7_stat): Re-write to be build6_stat.
15622 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15623 (SSA_VAR_P): Adjust.
15624 (struct tree_memory_tag): Remove.
15625 (struct tree_memory_partition_tag): Likewise.
15626 (union tree_node): Adjust.
15627 (build7): Re-write to be build6.
15628 * tree-pass.h (pass_reset_cc_flags): Remove.
15629 (TODO_update_address_taken): New flag.
15630 (pass_simple_dse): Remove.
15631 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15632 * params.h (MAX_ALIASED_VOPS): Remove.
15633 (AVG_ALIASED_VOPS): Likewise.
15634 * omp-low.c (expand_omp_taskreg): Update SSA form.
15635 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15636 aliases the lhs in a copy stmt.
15637 * tree-ssa-dse.c (struct address_walk_data): Remove.
15638 (memory_ssa_name_same): Likewise.
15639 (memory_address_same): Likewise.
15640 (get_kill_of_stmt_lhs): Likewise.
15641 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15642 unused stores. Look through PHI nodes into post-dominated regions.
15643 (dse_optimize_stmt): Simplify. Properly remove stores.
15644 (tree_ssa_dse): Compute dominators.
15645 (execute_simple_dse): Remove.
15646 (pass_simple_dse): Likewise.
15647 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15648 gimple_loaded_syms and gimple_stored_syms computation.
15649 * toplev.c (dump_memory_report): Dump alias and pta stats.
15650 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15651 (vn_reference_eq): Likewise.
15652 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15653 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15654 valueize_vuses): Remove.
15655 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15656 (get_def_ref_stmt_vuse): ... this.
15657 (vn_reference_lookup_2): New function.
15658 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15659 walking equivalent vuses. Simplify.
15660 (vn_reference_lookup): Likewise.
15661 (vn_reference_insert): Likewise.
15662 (vn_reference_insert_pieces): Likewise.
15663 (visit_reference_op_call): Simplify.
15664 (visit_reference_op_load): Likewise.
15665 (visit_reference_op_store): Likewise.
15666 (init_scc_vn): Remove shared_lookup_vuses initialization.
15667 (free_scc_vn): Remove shared_lookup_vuses freeing.
15668 (sort_vuses, sort_vuses_heap): Remove.
15669 (get_ref_from_reference_ops): Export.
15670 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15671 vector with single vuse pointer.
15672 (vn_reference_lookup_pieces, vn_reference_lookup,
15673 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15674 (shared_vuses_from_stmt): Remove.
15675 (get_ref_from_reference_ops): Declare.
15676 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15677 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15678 memory-tag related code.
15679 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15680 (likely_value): Add comment, skip static-chain of call statements.
15681 (surely_varying_stmt_p): Adjust.
15682 (gimplify_and_update_call_from_tree): Likewise.
15683 (execute_fold_all_builtins): Do not rebuild alias info.
15684 (gimplify_and_update_call_from_tree): Properly update VOPs.
15685 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15686 (copy_ref_info): Remove memory-tag related code.
15687 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15688 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15689 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15691 * tree-ssa-dom.c (gimple_p): Remove typedef.
15692 (eliminate_redundant_computations): Adjust.
15693 (record_equivalences_from_stmt): Likewise.
15694 (avail_expr_hash): Likewise.
15695 (avail_expr_eq): Likewise.
15696 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15697 (stmt_makes_single_load): Likewise.
15698 (stmt_makes_single_store): Likewise.
15699 * tree-ssa-alias.c: Rewrite completely.
15700 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15701 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15702 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15703 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15704 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15705 Remove public functions.
15706 (pass_reset_cc_flags): Remove.
15707 (pass_build_alias): Move ...
15708 * tree-ssa-structalias.c (pass_build_alias): ... here.
15709 * tree-ssa-alias.c (may_be_aliased): Move ...
15710 * tree-flow-inline.h (may_be_aliased): ... here.
15711 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15712 count_uses_and_derefs): Move ...
15713 * gimple.c: ... here.
15714 * gimple.h (count_uses_and_derefs): Declare.
15715 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15716 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15717 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15718 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15719 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15720 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15721 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15723 * tree-dfa.c (refs_may_alias_p): Move ...
15724 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15725 * tree-ssa-alias.h: New file.
15726 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15727 (statement_sink_location): Likewise.
15728 * opts.c (decode_options): Do not adjust max-aliased-vops or
15729 avg-aliased-vops values.
15730 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15731 (TV_CALL_CLOBBER): Likewise.
15732 (TV_FLOW_SENSITIVE): Likewise.
15733 (TV_FLOW_INSENSITIVE): Likewise.
15734 (TV_MEMORY_PARTITIONING): Likewise.
15735 (TV_ALIAS_STMT_WALK): New timevar.
15736 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15737 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15738 (get_address_description): Remove memory-tag related code.
15739 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15740 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15741 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15742 and immediate uses in statements. Document.
15743 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15744 (dump_symbols): Remove.
15745 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15746 * alias.c (get_deref_alias_set): New function split out from ...
15747 (get_alias_set): ... here.
15748 * alias.h (get_deref_alias_set): Declare.
15749 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15750 type parameter. Remove restrict pointer handling. Create a
15751 ref-all pointer in case type-based alias sets do not conflict.
15752 (vect_analyze_data_refs): Remove SMT related code.
15753 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15754 (vectorizable_load): Likewise.
15755 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15756 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15757 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15758 Ignore vops and SMTs.
15759 (dr_analyze_alias): Likewise..
15760 (free_data_ref): Likewise.
15761 (create_data_ref): Likewise.
15762 (analyze_all_data_dependences): Likewise.
15763 (get_references_in_stmt): Adjust.
15764 * tree-flow-inline.h (gimple_aliases_computed_p,
15765 gimple_addressable_vars, gimple_call_clobbered_vars,
15766 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15767 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15768 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15769 gimple_mem_ref_stats): Remove.
15770 (gimple_vop): New function.
15771 (op_iter_next_use): Remove vuses and mayuses cases.
15772 (op_iter_next_def): Remove vdefs case.
15773 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15774 (clear_and_done_ssa_iter): Do not set removed fields.
15775 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15776 Assert we are not iterating over vuses or vdefs if not also
15777 iterating over uses or defs.
15778 (op_iter_init_use): Likewise.
15779 (op_iter_init_def): Likewise.
15780 (op_iter_next_vdef): Remove.
15781 (op_iter_next_mustdef): Likewise.
15782 (op_iter_init_vdef): Likewise.
15783 (compare_ssa_operands_equal): Likewise.
15784 (link_use_stmts_after): Handle vuse operand.
15785 (is_call_used): Use is_call_clobbered.
15786 (is_call_clobbered): Global variables are always call clobbered,
15787 query the call-clobbers bitmap.
15788 (mark_call_clobbered): Ignore global variables.
15789 (clear_call_clobbered): Likewise.
15790 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15791 virtual operands sanity check.
15792 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15794 (TARGET_MEM_REF): Remove TMR_TAG operand.
15795 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15796 Remove call-clobber related code.
15797 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15798 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15799 partitions or escape reason.
15800 (get_single_def_stmt, get_single_def_stmt_from_phi,
15801 get_single_def_stmt_with_phi): Remove.
15802 (dump_referenced_vars): Tidy.
15803 (get_ref_base_and_extent): Allow bare decls.
15804 (collect_dfa_stats): Adjust.
15805 * graphite.c (rename_variables_in_stmt): Adjust.
15806 (graphite_copy_stmts_from_block): Likewise.
15807 (translate_clast): Likewise.
15808 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15810 (translate_vuse_through_block): Use the oracle.
15811 (phi_translate_1): Adjust.
15812 (value_dies_in_block_x): Use the oracle. Cache the outcome
15814 (valid_in_sets): Check if the VUSE for
15815 a REFERENCE is available.
15816 (eliminate): Do not remove stmts during elimination,
15817 instead queue and remove them afterwards.
15818 (do_pre): Do not rebuild alias info.
15819 (pass_pre): Run TODO_rebuild_alias before PRE.
15820 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15821 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15822 (mark_all_v_defs_stmt): Remove.
15823 (mark_all_v_defs_seq): Adjust.
15824 (sra_replace): Likewise.
15825 (scalarize_use): Likewise.
15826 (scalarize_copy): Likewise.
15827 (scalarize_init): Likewise.
15828 (scalarize_ldst): Likewise.
15829 (todoflags): Remove.
15830 (tree_sra): Do not rebuild alias info.
15831 (tree_sra_early): Adjust.
15832 (pass_sra): Run TODO_update_address_taken before SRA.
15833 * tree-predcom.c (set_alias_info): Remove.
15834 (prepare_initializers_chain): Do not call it.
15835 (mark_virtual_ops_for_renaming): Adjust.
15836 (mark_virtual_ops_for_renaming_list): Remove.
15837 (initialize_root_vars): Adjust.
15838 (initialize_root_vars_lm): Likewise.
15839 (prepare_initializers_chain): Likewise.
15840 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15841 (may_propagate_copy_into_stmt): Likewise.
15842 (merge_alias_info): Do nothing for now.
15843 (propagate_tree_value_into_stmt): Adjust.
15844 (stmt_may_generate_copy): Likewise.
15845 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15846 not mark symbols for renaming.
15847 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15848 with the same statement, make sure to update the new pointed-to one.
15849 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15850 call statements, do not mark symbols for renaming.
15851 (mark_operand_necessary): Dump something.
15852 (ref_may_be_aliased): New function.
15853 (mark_aliased_reaching_defs_necessary_1): New helper function.
15854 (mark_aliased_reaching_defs_necessary): Likewise.
15855 (mark_all_reaching_defs_necessary_1): Likewise.
15856 (mark_all_reaching_defs_necessary): Likewise.
15857 (propagate_necessity): Do not process virtual PHIs. For
15858 non-aliased loads mark all reaching definitions as necessary.
15859 For aliased loads and stores mark the immediate dominating
15860 aliased clobbers as necessary.
15861 (visited): New global static.
15862 (perform_tree_ssa_dce): Free visited bitmap after propagating
15864 (remove_dead_phis): Perform simple dead virtual PHI removal.
15865 (remove_dead_stmt): Properly unlink virtual operands when
15867 (eliminate_unnecessary_stmts): Schedule PHI removal after
15869 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15870 (process_replaceable): Likewise.
15871 (find_replaceable_in_bb): Likewise.
15872 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15873 based on the single gimple vop.
15874 (verify_flow_insensitive_alias_info): Remove.
15875 (verify_flow_sensitive_alias_info): Likewise.
15876 (verify_call_clobbering): Likewise.
15877 (verify_memory_partitions): Likewise.
15878 (verify_alias_info): Likewise.
15879 (verify_ssa): Adjust..
15880 (execute_update_addresses_taken): Export. Update SSA
15881 manually. Optimize only when optimizing. Use a local bitmap.
15882 (pass_update_address_taken): Remove TODO_update_ssa, add
15884 (pass_update_address_taken): Just use TODO_update_address_taken.
15885 (init_tree_ssa): Do not initialize addressable_vars.
15886 (verify_ssa): Verify new VUSE / VDEF properties.
15887 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15888 Do not call verify_alias_info.
15889 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15890 Do not free the loaded and stored syms bitmaps. Reset the escaped
15891 and callused solutions. Do not free addressable_vars.
15892 Remove memory-tag related code.
15893 (warn_uninitialized_var): Aliases are always available.
15894 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15895 * lambda-code.c (can_put_in_inner_loop): Adjust.
15896 (can_put_after_inner_loop): Likewise.
15897 (perfect_nestify): Likewise.
15898 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15899 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15900 (vectorizable_conversion): Do not mark symbols for renaming.
15901 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15902 (expand_call_inline): Unlink the calls virtual operands before
15904 (tree_function_versioning): Do not call update_ssa if we are not
15905 updating clones. Simplify.
15906 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15907 (propagate_with_phi): Likewise..
15908 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15909 clobber code. Assert we are not aliased or global.
15910 * tree-flow.h: Include tree-ssa-alias.h
15911 (enum escape_type): Remove.
15912 (struct mem_sym_stats_d): Likewise.
15913 (struct mem_ref_stats_d): Likewise.
15914 (struct gimple_df): Add vop member. Remove global_var,
15915 call_clobbered_vars, call_used_vars, addressable_vars,
15916 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15917 escaped and callused members.
15918 (struct ptr_info_def): Remove all members, add points-to solution
15920 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15921 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15922 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15923 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15924 (tree-ssa-alias.o): Likewise.
15925 (toplev.o): Add tree-ssa-alias.h
15926 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15927 * gimple.c (gimple_set_bb): Fix off-by-one error.
15928 (is_gimple_reg): Do not handle memory tags.
15929 (gimple_copy): Also copy virtual operands.
15930 Delay updating the statement. Do not reset loaded and stored syms.
15931 (gimple_set_stored_syms): Remove.
15932 (gimple_set_loaded_syms): Likewise.
15933 (gimple_call_copy_skip_args): Copy the virtual operands
15934 and mark the new statement modified.
15935 * tree-ssa-structalias.c (may_alias_p): Remove.
15936 (set_uids_in_ptset): Take the alias set to prune with as
15937 parameter. Fold in the alias test of may_alias_p.
15938 (compute_points_to_sets): Compute whether a ptr is dereferenced
15939 in a local sbitmap.
15940 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15941 other ADDRESSOF constraints on the lhs.
15942 (get_constraint_for_component_ref): Assert that we don't get
15943 ADDRESSOF constraints from the base of the reference.
15944 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15945 (struct variable_info): Remove collapsed_to member.
15946 (get_varinfo_fc): Remove.
15947 (new_var_info): Do not set collapsed_to.
15948 (dump_constraint): Do not follow cycles.
15949 (dump_constraint_graph): Likewise.
15950 (build_pred_graph): Likewise.
15951 (build_succ_graph): Likewise.
15952 (rewrite_constraints): Likewise.
15953 (do_simple_structure_copy): Remove.
15954 (do_rhs_deref_structure_copy): Remove.
15955 (do_lhs_deref_structure_copy): Remove.
15956 (collapse_rest_of_var): Remove.
15957 (do_structure_copy): Re-implement.
15958 (pta_stats): New global variable.
15959 (dump_pta_stats): New function.
15960 (struct constraint_expr): Make offset signed.
15961 (UNKNOWN_OFFSET): Define special value.
15962 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15963 (solution_set_expand): New helper function split out from ...
15964 (do_sd_constraint): ... here.
15965 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15966 (do_ds_constraint): Likewise.
15967 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15968 and CALLUSED = *CALLUSED.
15969 (set_union_with_increment): Make inc argument signed.
15970 (type_safe): Remove.
15971 (get_constraint_for_ptr_offset): Handle unknown and negative
15973 (first_vi_for_offset): Handle offsets before start. Bail
15974 out early for offsets beyond the variable extent.
15975 (first_or_preceding_vi_for_offset): New function.
15976 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15977 Together with ESCAPED = *ESCAPED this properly computes reachability.
15978 (find_what_var_points_to): New function.
15979 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15980 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15981 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15982 pt_solutions_intersect): New functions.
15983 (compute_call_used_vars): Remove.
15984 (compute_may_aliases): New main entry into PTA computation.
15985 * gimple.h (gimple_p): New typedef.
15986 (struct gimple_statement_base): Remove references_memory_p.
15987 (struct gimple_statement_with_memory_ops_base): Remove
15988 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15990 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15991 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15992 gimple_set_references_memory): Remove.
15993 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
15994 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
15996 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
15997 (verify_expr): Allow RESULT_DECL.
15998 (gimple_duplicate_bb): Do not copy virtual operands.
15999 (gimple_duplicate_sese_region): Adjust.
16000 (gimple_duplicate_sese_tail): Likewise.
16001 (mark_virtual_ops_in_region): Remove.
16002 (move_sese_region_to_fn): Do not call it.
16003 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16004 and pass_simple_dse.
16005 (execute_function_todo): Handle TODO_update_address_taken,
16006 call execute_update_addresses_taken for TODO_rebuild_alias.
16007 (execute_todo): Adjust.
16008 (execute_one_pass): Init dump files early.
16009 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16011 (create_general_new_stmt): Clear vops.
16012 * tree-ssa-reassoc.c (get_rank): Adjust.
16013 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16014 symbols for renaming.
16015 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16016 (PARAM_AVG_ALIASED_VOPS): Likewise.
16017 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16018 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16019 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16020 (operand_build_cmp, copy_virtual_operands,
16021 create_ssa_artificial_load_stmt, add_to_addressable_set,
16022 gimple_add_to_addresses_taken): Remove public functions.
16023 (unlink_stmt_vdef): New function.
16025 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16027 * config.gcc (powerpc-*-linux*): Merge variants.
16029 2009-04-02 Chao-ying Fu <fu@mips.com>
16030 James Grosbach <james.grosbach@microchip.com>
16032 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16033 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16035 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16036 keep_interrupts_masked_p, use_debug_exception_return_p.
16037 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16038 keep_interrupts_masked, use_debug_exception_return.
16039 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16040 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16042 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16043 (mips_print_operand): Process COP0 registers to print $0 .. $31
16044 correctly for GAS to process.
16045 (mips_interrupt_extra_call_saved_reg_p): New function.
16046 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16048 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16049 (mips_compute_frame_info): Add supports for interrupt context that
16050 includes doubleword accumulators and COP0 registers.
16051 (mips_for_each_saved_acc): New function.
16052 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16053 mips_for_each_saved_reg.
16054 (mips_save_reg): Save accumulators.
16055 (mips_kernel_reg_p): A new for_each_rtx callback.
16056 (mips_expand_prologue): Support interrupt handlers.
16057 (mips_restore_reg): Restore accumulators.
16058 (mips_expand_epilogue): Support interrupt handlers.
16059 (mips_can_use_return_insn): Return false for interrupt handlers.
16060 (mips_epilogue_uses): New function.
16061 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16062 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16063 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16064 cop0_move): New instructions.
16065 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16066 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16068 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16070 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16071 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16072 interrupt handlers, we use K0 as the temporary register.
16073 (EPILOGUE_USES): Change to a function call.
16074 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16075 handlers, we use K0 as the temporary register.
16077 * doc/extend.texi (Function Attributes): Document interrupt,
16078 use_shadow_register_set, keep_interrupts_masked,
16079 use_debug_exception_return for MIPS attributes.
16081 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16083 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16084 Remove a number of t-files from tmake_file.
16085 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16086 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16087 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16088 target_prototype, not TARGET_PROTOTYPE.
16089 (LINK_OS_GNU_SPEC): Define.
16090 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16091 and darwin-ldoubdle.c.
16093 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16096 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16097 (cpp_options): Ditto.
16098 (default_compilers): Ditto.
16099 (display_help): Ditto.
16100 (process_command): Ditto.
16101 (do_spec_1): Ditto.
16102 (set_input): Use lbasename instead of duplicate code.
16103 (save_temps_prefix): New static for -save-temps=obj.
16104 (save_temps_length): Ditto.
16106 * doc/invoke.texi (-save-temps=obj): Document new variant to
16107 -save-temps switch.
16109 2009-04-02 Jeff Law <law@redhat.com>
16111 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16114 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16116 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16117 * configure: Regenerated.
16119 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16121 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16122 share the argument list.
16124 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16128 2009-02-12 Diego Novillo <dnovillo@google.com>
16130 * varpool.c (debug_varpool): New.
16131 * cgraph.h (debug_varpool): Declare.
16133 2009-04-02 Jan Hubicka <jh@suse.cz>
16135 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16138 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16140 * config/i386/i386.c (ix86_abi): Move initialization to ...
16141 (override_options): Here.
16143 2009-04-02 Christian Bruel <christian.bruel@st.com>
16145 * config/sh/sh.c (sh_dwarf_register_span): New function.
16146 (TARGET_DWARF_REGISTER_SPAN): Define.
16147 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16149 2009-04-02 Ira Rosen <irar@il.ibm.com>
16151 PR tree-optimization/39595
16152 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16153 interleaved loads group is not greater than the SLP group size.
16155 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16157 * builtins.c (is_builtin_name): New.
16158 (called_as_built_in): Use is_builtin_name.
16159 * tree.h (is_builtin_name): New.
16160 * varasm.c (incorporeal_function_p): Use is_builtin_name
16162 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16164 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16166 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16169 * c-decl.c (clone_underlying_type): Move this ...
16170 * c-common.c (set_underlying_type): ... here.
16171 Also, make sure the function properly sets TYPE_STUB_DECL() on
16172 the newly created typedef variant type.
16173 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16174 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16177 2009-04-02 Richard Guenther <rguenther@suse.de>
16179 PR tree-optimization/37221
16180 * tree-flow.h (degenerate_phi_result): Declare.
16181 * tree-ssa-dom.c (degenerate_phi_result): Export.
16182 * tree-scalar-evolution.c (analyze_initial_condition): If
16183 the initial condition is defined by a degenerate PHI node
16184 use the degenerate value.
16186 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16188 PR rtl-optimization/39588
16189 * combine.c (merge_outer_ops): Do not set the constant when this
16191 (simplify_shift_const_1): Do not modify it either in this case.
16193 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16195 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16196 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16198 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16201 * c-lex.c (interpret_float): Default (no suffix) is double.
16203 2009-04-1 Xinliang David Li <davidxl@google.com>
16205 * config/i386/i386.c (legitimate_constant_p): Recognize
16206 all one vector constant.
16208 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16210 * config/vax/vax.c: Add #includes to silence warnings.
16211 Change #include order to silence two warnings.
16213 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16215 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16216 (ASM_SPEC): Pass -k to the assembler for PIC code.
16218 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16220 * config.gcc: Add vax-*-linux* to the switch.
16221 * config/vax/linux.h: New file. (TARGET_VERSION,
16222 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16224 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16226 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16227 Use predicate macros instead of GET_CODE() == foo.
16228 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16229 ashlsi3, rotrsi3, <unnamed>): Likewise.
16231 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16233 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16234 jbbccihi, jbbccisi): Remova trailing whitespace.
16235 * config/vax/constraints.md: Likewise.
16236 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16237 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16238 * config/vax/predicates.md: Likewise.
16239 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16240 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16241 * config/vax/vax.h: Likewise.
16242 * config/vax/vax.md (nonlocal_goto): Likewise.
16244 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16246 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16247 (indirectable_address_p, adjacent_operands_p): Add spaces around
16249 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16251 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16253 * config/vax/vax.c (legitimate_constant_address_p,
16254 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16255 index_term_p, reg_plus_index_p, legitimate_address_p,
16256 vax_mode_dependent_address_p): Update comments to match functions
16257 modified by the recent int->bool conversion.
16259 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16261 * config/vax/builtins.md: Update copyright message.
16262 * config/vax/constraints.md: Likewise.
16263 * config/vax/netbsd-elf.h: Likewise.
16264 * config/vax/predicates.md: Likewise.
16265 * config/vax/vax-protos.h: Likewise.
16266 * config/vax/vax.c: Likewise.
16267 * config/vax/vax.h: Likewise.
16268 * config/vax/vax.md: Likewise.
16269 * config/vax/vax.opt: Likewise.
16271 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16273 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16274 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16275 * config/vax/constraints.md (B, R): Likewise.
16276 * config/vax/predicates.md (external_memory_operand,
16277 nonimmediate_addsub_di_operand): Likewise.
16278 * config/vax/vax.c (vax_output_int_add): Likewise.
16279 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16280 untyped_call): Likewise.
16282 2009-04-01 Matt Thomas <matt@3am-software.com>
16284 * config/vax/predicates.md: New file.
16285 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16286 external_const_operand, nonsymbolic_operand, external_memory_operand,
16287 indirect_memory_operand, indexed_memory_operand,
16288 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16289 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16291 * config/vax/constraints.md: New file.
16292 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16294 * config/vax/builtins.md: New file.
16295 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16296 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16298 * config/vax/vax.opt (mqmath): Add option.
16299 * config/vax/vax.md (isfx): Extend with DI.
16300 (VAXintQH, VAXintQHSD): Define.
16301 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16302 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16303 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16304 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16305 (movdi): Update constraints and use vax_output_int_move().
16306 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16307 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16308 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16309 nonlocal_goto): New.
16310 (mov<mode>): Extend accepted operand types.
16311 (subdi3_old): Rename from subdi3, change update constraints and use
16312 a new implementation.
16313 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16314 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16315 MOVE_RATIO, CLEAR_RATIO): Define.
16316 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16317 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16318 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16319 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16320 (split_quadword_operands): Make static and really allow variable
16322 (print_operand_address): Update for PIC generation.
16323 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16324 indexable_address_p, fixup_mathdi_operand,
16325 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16326 (vax_float_literal, legitimate_constant_p,
16327 indirectable_constant_address_p, index_term_p,
16328 reg_plus_index_p): Return bool instead of int.
16329 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16331 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16333 (vax_output_conditional_branch): Indent.
16334 (legitimate_constant_address_p, indirectable_constant_address_p,
16335 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16336 vax_mode_dependent_address_p): Return bool instead of int, update for
16338 * config/vax/vax-protos.h (legitimate_constant_address_p,
16339 legitimate_constant_p, legitimate_address_p,
16340 vax_mode_dependent_address_p): Change declaration to bool.
16341 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16342 vax_expand_addsub_di_operands, vax_output_int_subtract,
16343 vax_output_movmemsi): Declare.
16344 (split_quadword_operands, vax_float_literal): Delete declaration.
16345 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16346 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16347 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16348 ASM_OUTPUT_DWARF_PCREL): Define.
16349 (ASM_SPEC): Change definition to allow PIC generation.
16351 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16353 * doc/sourcebuild.texi: Update front-end requirements.
16355 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16358 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16359 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16360 (booldi3_internal3): Use boolean_or_operator instead of
16363 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16366 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16367 declarator whose size is not an integer constant expression but
16368 folds to an integer constant, then treat it as a constant
16371 2009-04-01 Richard Guenther <rguenther@suse.de>
16373 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16374 i * 4 + 2 to (i * 2 + 1) * 2.
16376 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16379 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16380 return if c_parser_asm_string_literal returned NULL.
16382 2009-04-01 Nick Clifton <nickc@redhat.com>
16384 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16386 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16387 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16388 other typedefs to avoid conflicts with libgcc2.c. Define labels
16389 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16391 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16392 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16395 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16397 * varasm.c (default_function_rodata_section): Declare DOT as
16400 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16401 Andrey Galkin <agalkin@hypercom.com>
16404 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16405 Make object_name unique for each process.
16407 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16410 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16411 addressable variables in the parallel that could go out of scope while
16412 running queued tasks.
16414 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16416 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16417 (CASE_VALUES_THRESHOLD): Redefine.
16418 * config/avr/avr.c (avr_override_options): Remove initialization of
16419 avr_case_values_threshold variable.
16420 (avr_case_values_threshold): Remove variable. Add new function.
16421 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16422 * config/avr/avr.opt (mno-tablejump): Remove option.
16423 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16425 2009-04-01 DJ Delorie <dj@redhat.com>
16427 * varasm.c (default_function_rodata_section): Don't assume
16428 anything about where the first '.' in the section name is.
16430 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16432 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16433 rs6000_emit_stack_tie.
16435 2009-03-31 Ian Lance Taylor <iant@google.com>
16437 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16438 gimple_code with GIMPLE_RESX, not RESX.
16440 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16442 * c-common.c (c_get_ident): New.
16443 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16445 2009-04-01 Ben Elliston <bje@au.ibm.com>
16447 * config/rs6000/sysv4.opt (msdata): Improve option description.
16449 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16451 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16452 (divdf3_internal_lat): Remove.
16453 (divxf3_internal_lat): Remove.
16454 (divxf3_internal_thr): Remove.
16455 (divxf): Use divxf3_internal.
16456 * config/ia64/div.md (divsf3_internal_lat): New.
16457 (divdf3_internal_lat): New.
16458 (divxf3_internal): New.
16460 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16463 * Makefile.in (USE_GCC_STDINT): Define.
16464 (stmp-int-hdrs): Install stdint.h if applicable.
16465 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16467 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16468 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16469 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16470 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16471 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16472 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16473 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16474 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16475 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16476 (c_common_nodes_and_builtins): Initialize
16477 underlying_wchar_type_node. Do not initialize
16478 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16479 nodes for new types.
16480 (c_stddef_cpp_builtins): Define macros for new types.
16481 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16483 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16484 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16485 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16486 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16487 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16488 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16489 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16490 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16491 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16492 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16493 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16494 int16_type_node, int32_type_node, int64_type_node,
16495 uint8_type_node, uint16_type_node, c_uint32_type_node,
16496 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16497 int_least32_type_node, int_least64_type_node,
16498 uint_least8_type_node, uint_least16_type_node,
16499 uint_least32_type_node, uint_least64_type_node,
16500 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16501 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16502 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16503 uintptr_type_node): Define.
16504 * c-cppbuiltin.c (builtin_define_constants,
16505 builtin_define_type_minmax): New.
16506 (builtin_define_stdint_macros): Define more macros.
16507 (c_cpp_builtins): Define more limit macros.
16508 (type_suffix): New.
16509 (builtin_define_type_max): Define in terms of
16510 builtin_define_type_minmax. Remove is_long parameter. All
16512 * config.gcc (use_gcc_stdint): Define.
16513 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16514 Add newlib-stdint.h for generic targets.
16515 * config/glibc-stdint.h, config/newlib-stdint.h,
16516 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16517 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16518 * config/score/score.h (UINTPTR_TYPE): Define.
16519 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16520 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16521 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16522 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16523 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16524 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16525 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16526 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16527 * config/spu/spu.h (STDINT_LONG32): Define.
16528 * configure.ac (use_gcc_stdint): Substitute.
16529 * configure: Regenerate.
16530 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16531 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16532 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16533 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16534 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16535 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16536 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16537 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16538 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16539 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16540 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16541 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16542 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16543 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16544 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16545 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16546 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16547 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16548 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16549 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16550 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16551 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16552 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16553 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16554 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16555 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16556 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16557 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16558 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16560 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16562 * loop-iv.c (suitable_set_for_replacement): Renamed from
16563 simplify_using_assignment; changed to return bool and to accept new
16564 args DEST and SRC. Return true iff we find a source/destination pair
16565 that can be used to make a replacement, and fill SRC and DEST if so.
16566 Remove arg ALTERED. Don't deal with altered regs here. All callers
16568 (simplify_using_initial_values): Deal with altered regs here and track
16569 more precisely the effect they have on the validity of our expression.
16571 * loop-iv.c (simplify_using_condition): A condition of the form
16572 (EQ REG CONST) can be used to simply make a substitution.
16573 (simplify_using_initial_values): Keep track of conditions we have seen
16574 and keep using them to simplify new expressions, while applying the
16575 same substitutions to them as to the expression.
16577 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16578 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16581 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16582 changed. Use this when trying to improve the upper bound.
16583 Generate the comparison by using simplify_gen_relational.
16585 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16587 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16589 (simplify_using_assignment, simplify_using_initial_values): Call
16590 replace_in_expr to make replacements. Call replace_single_def_regs
16591 once on the initial version of the expression.
16593 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16596 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16598 2009-03-31 Richard Guenther <rguenther@suse.de>
16600 PR middle-end/31029
16601 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16602 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16604 2009-03-31 Richard Guenther <rguenther@suse.de>
16606 * tree.h (div_if_zero_remainder): Declare.
16607 * fold-const.c (div_if_zero_remainder): Export.
16608 * tree-ssa-forwprop.c
16609 (forward_propagate_addr_into_variable_array_index): Handle
16610 constant array index addition outside of the variable index.
16612 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16615 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16616 define_splits, floatunssi<mode>2): Require x87 conversions from
16617 DImode to be permitted.
16619 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16621 PR preprocessor/15638
16622 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16624 2009-03-31 Richard Guenther <rguenther@suse.de>
16626 PR middle-end/23401
16627 PR middle-end/27810
16628 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16629 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16630 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16631 a separate statement.
16632 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16633 (lookup_tmp_var): Likewise.
16634 (is_gimple_formal_tmp_or_call_rhs): Remove.
16635 (is_gimple_reg_or_call_rhs): Rename to ...
16636 (is_gimple_reg_rhs_or_call): ... this.
16637 (is_gimple_mem_or_call_rhs): Rename to ...
16638 (is_gimple_mem_rhs_or_call): ... this.
16639 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16640 DECL_GIMPLE_REG_P only if is_formal is true.
16641 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16642 for non-proper post-modify expression gimplification.
16643 (gimplify_self_mod_expr): For post-modify expressions gimplify
16644 the lvalue to a minimal lvalue.
16645 (rhs_predicate_for): Remove formal temp case.
16646 (gimplify_modify_expr_rhs): Likewise.
16647 (gimplify_addr_expr): Use is_gimple_reg.
16648 (gimplify_expr): Remove formal temp cases.
16649 (gimple_regimplify_operands): Likewise.
16650 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16651 and FILTER_EXPR like constants.
16652 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16654 (is_gimple_formal_tmp_rhs): Remove.
16655 (is_gimple_reg_rhs): Remove special casing.
16656 (is_gimple_mem_rhs): Fix.
16657 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16658 (is_gimple_formal_tmp_var): Remove.
16659 (is_gimple_formal_tmp_reg): Likewise.
16660 (is_gimple_min_lval): Allow invariant component ref parts.
16661 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16662 is_gimple_formal_tmp_reg): Remove declarations.
16663 * tree-cfg.c (verify_expr): Verify that variables with address
16664 taken do not have DECL_GIMPLE_REG_P set.
16665 * tree-mudflap.c (mf_build_check_statement_for): Use
16666 force_gimple_operand instead of gimplify_expr.
16668 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16670 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16671 schedulable rows to compute_split_row.
16673 2009-03-31 Ben Elliston <bje@au.ibm.com>
16676 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16679 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16681 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16682 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16683 * configure: Regenerate.
16684 * config.in: Regenerate.
16685 * config/rs6000/rs6000.opt (mtls-markers): Add.
16686 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16687 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16688 (tls_ld_aix, tls_ld_sysv): Likewise.
16689 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16690 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16692 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16694 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16696 2009-03-30 Jan Hubicka <jh@suse.cz>
16698 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16700 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16701 detection and label handling.
16703 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16705 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16706 left_conflicts_size.
16707 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16708 ALLOCNO_LEFT_CONFLICTS_SIZE.
16710 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16711 remove_allocno_from_bucket_and_push,
16712 allocno_spill_priority_compare, push_allocnos_to_stack,
16713 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16714 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16715 (setup_allocno_left_conflicts_num): Ditto. Rename to
16716 setup_allocno_left_conflicts_size.
16717 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16718 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16719 setup_allocno_left_conflicts_size instead of
16720 setup_allocno_left_conflicts_num.
16722 * ira-build.c (ira_create_allocno): Use
16723 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16724 ALLOCNO_LEFT_CONFLICTS_NUM.
16726 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16728 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16729 instead of DF_LR_OUT.
16731 * ira-lives.c (process_bb_node_lives): Ditto.
16733 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16734 instead of DF_LR_{OUT,IN}.
16736 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16738 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16740 2009-03-30 Jan Hubicka <jh@suse.cz>
16742 * except.c (label_to_region_map): Fix thinko.
16744 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16746 PR middle-end/38237
16747 * tree.h (tree_find_value): New declaration.
16748 * tree.c (tree_find_value): New function.
16749 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16751 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16754 * c-decl.c (struct c_binding): Add locus field.
16755 (bind): Add locus argument, set locus field from it.
16756 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16757 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16758 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16759 implicitly_declare, undeclared_variable, lookup_label,
16760 declare_label, c_make_fname_decl, c_builtin_function,
16761 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16764 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16767 * config/i386/i386.c (classify_argument): Check total size of
16770 2009-03-30 Martin Jambor <mjambor@suse.cz>
16772 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16773 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16774 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16777 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16778 seen_variable_array_ref while also traversing a union.
16780 * tree-inline.c (optimize_inline_calls): Do not call
16781 cgraph_node_remove_callees.
16782 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16783 (pass_remove_cgraph_callee_edges): New variable.
16784 * passes.c (init_optimization_passes): Add
16785 pass_remove_cgraph_callee_edges after early inlining and before all
16786 late intraprocedural passes.
16788 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16790 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16792 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16793 Fix typos in names.
16795 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16797 * combine.c (simplify_comparison): Use have_insn_for.
16798 * dojump.c (do_jump): Likewise.
16800 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16802 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16803 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16804 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16805 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16806 instead of sparc_compare_emitted.
16807 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16808 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16809 instead of sparc_compare_emitted.
16811 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16813 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16814 enter/exit cfglayout mode.
16815 (pass_partition_block): Require it.
16816 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16817 (combine_instructions): Track basic blocks instead of labels.
16818 (update_cfg_for_uncondjump): New.
16819 (try_combine): Use it. Update jumps after rescanning.
16820 (pass_combine): Require PROP_cfglayout.
16821 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16823 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16825 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16826 Provide/destroy PROP_cfglayout respectively.
16827 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16828 * tree-pass.h (PROP_cfglayout): New.
16830 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16832 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16833 fold_convert_const_fixed_from_fixed,
16834 fold_convert_const_fixed_from_int,
16835 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16836 set TREE_CONSTANT_OVERFLOW.
16837 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16838 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16840 2009-03-30 Ira Rosen <irar@il.ibm.com>
16842 * tree-vect-loop-manip.c: New file.
16843 * tree-vectorizer.c: Update documentation and included files.
16844 (vect_loop_location): Make extern.
16845 (rename_use_op): Move to tree-vect-loop-manip.c
16846 (rename_variables_in_bb, rename_variables_in_loop,
16847 slpeel_update_phis_for_duplicate_loop,
16848 slpeel_update_phi_nodes_for_guard1,
16849 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16850 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16851 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16852 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16853 find_loop_location): Likewise.
16854 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16855 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16856 get_vectype_for_scalar_type, vect_is_simple_use,
16857 supportable_widening_operation, supportable_narrowing_operation):
16859 (bb_in_loop_p): Move to tree-vect-loop.c.
16860 (new_loop_vec_info, destroy_loop_vec_info,
16861 reduction_code_for_scalar_code, report_vect_op,
16862 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16863 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16864 (vect_supportable_dr_alignment): Likewise.
16865 * tree-vectorizer.h (tree-data-ref.h): Include.
16866 (vect_loop_location): Declare.
16867 Reorganize function declarations according to the new file structure.
16868 * tree-vect-loop.c: New file.
16869 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16870 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16871 * tree-vect-data-refs.c: New file.
16872 * tree-vect-patterns.c (timevar.h): Don't include.
16873 * tree-vect-stmts.c: New file.
16874 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16875 tree-vect-slp.c, tree-vect-loop.c.
16876 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16877 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16878 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16879 (tree-vect-analyze.o): Remove.
16880 (tree-vect-transform.o): Likewise.
16881 (tree-vect-data-refs.o): Add rule.
16882 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16883 tree-vect-slp.o): Likewise.
16884 (tree-vect-patterns.o): Remove redundant dependencies.
16885 (tree-vectorizer.o): Likewise.
16886 * tree-vect-slp.c: New file.
16888 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16890 * optc-gen.awk: Warn if an option flag has multiple different
16893 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16895 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16896 -floop-block): Document dependences on PPL, CLooG and Graphite.
16898 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16900 PR rtl-optimization/323
16901 * c-common.c (c_fully_fold, convert_and_check,
16902 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16903 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16904 * c-common.def (EXCESS_PRECISION_EXPR): New.
16905 * c-cppbuiltin.c (builtin_define_float_constants): Define
16906 constants with enough digits for long double.
16907 * c-lex.c (interpret_float): Interpret constant with excess
16908 precision where appropriate.
16909 * c-opts.c (c_common_post_options): Set
16910 flag_excess_precision_cmdline. Give an error for
16911 -fexcess-precision=standard for C++ for processors where the
16912 option is significant.
16913 * c-parser.c (c_parser_conditional_expression): Handle excess
16914 precision in condition.
16915 * c-typeck.c (convert_arguments): Handle arguments with excess
16917 (build_unary_op): Move excess precision outside operation.
16918 (build_conditional_expr): Likewise.
16919 (build_compound_expr): Likewise.
16920 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16921 (build_modify_expr): Handle excess precision in RHS.
16922 (convert_for_assignment): Handle excess precision in converted
16924 (digest_init, output_init_element, process_init_element): Handle
16925 excess precision in initializer.
16926 (c_finish_return): Handle excess precision in return value.
16927 (build_binary_op): Handle excess precision in operands and add
16928 excess precision as needed for operation.
16929 * common.opt (-fexcess-precision=): New option.
16930 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16931 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16932 For standard excess precision, output explicit conversion to and
16933 truncation from XFmode.
16934 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16935 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16936 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16937 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16938 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16939 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16940 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16941 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16942 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16943 define_splits, sqrt<mode>2): Disable where appropriate for
16944 standard excess precision.
16945 * convert.c (convert_to_real): Do not shorten arithmetic to type
16946 for which excess precision would be used.
16947 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16948 * doc/invoke.texi (-fexcess-precision=): Document option.
16949 (-mfpmath=): Correct index entry.
16950 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16951 flag_excess_precision): New.
16952 * langhooks.c (lhd_post_options): Set
16953 flag_excess_precision_cmdline.
16954 * opts.c (common_handle_option): Handle -fexcess-precision=.
16955 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16956 init_excess_precision): New.
16957 (lang_dependent_init_target): Call init_excess_precision.
16958 * tree.c (excess_precision_type): New.
16959 * tree.h (excess_precision_type): Declare.
16961 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16964 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16965 non-lvalue to component.
16967 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16969 PR preprocessor/34695
16970 * Makefile.in (c-opts.o): Depend on c-tree.h.
16971 * c-common.c: Move down include of diagnostic.h.
16972 (done_lexing, c_cpp_error): New.
16973 * c-common.h (done_lexing): Declare.
16974 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16976 * c-opts.c: Include c-tree.h.
16977 (c_common_init_options): Set preprocessor error callback.
16978 (c_common_handle_option): Do not set preprocessor
16979 inhibit_warnings, warnings_are_errors, warn_system_headers,
16980 pedantic_errors or inhibit_warnings flags.
16981 (c_common_post_options): Do not check cpp_errors (parse_in).
16982 (c_common_finish): Do not output dependencies if there were
16983 errors. Do not check return value of cpp_finish.
16984 * c-ppoutput.c (pp_file_change): Set input_location.
16985 * c-tree.h (c_cpp_error): Declare.
16986 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16988 (diagnostic_build_prefix): Check override_column.
16989 * diagnostic.h (diagnostic_info): Add override_column field.
16990 (diagnostic_override_column): Define.
16992 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
16994 * c-common.c (c_expand_expr, c_staticp): Remove.
16995 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
16996 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
16997 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
16998 * c-gimplify.c (gimplify_compound_literal_expr,
16999 optimize_compound_literals_in_ctor): Remove.
17000 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17001 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17002 * c-semantics.c (emit_local_var): Remove.
17004 * langhooks-def.h (lhd_expand_expr): Remove.
17005 * langhooks.c (lhd_expand_expr): Remove.
17006 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17008 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17009 handling from c-semantics.c; don't call into langhook.
17010 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17011 * gimplify.c (gimplify_compound_literal_expr,
17012 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17013 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17014 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17015 as was done in c-gimplify.c.
17016 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17017 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17018 Move from c-common.h.
17019 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17021 * tree.c (staticp): Do not call langhook.
17022 * langhooks.c (lhd_staticp): Delete.
17023 * langhooks-def.h (lhd_staticp): Delete prototype.
17024 (LANG_HOOKS_STATICP): Delete.
17025 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17027 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17028 instead of DECL_STMTs.
17030 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17038 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17040 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17041 contained expression.
17042 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17043 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17044 conditional expressions for C.
17045 (decl_constant_value_for_optimization): Move from
17046 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17047 whether optimizing and that the expression is a VAR_DECL not of
17048 array type instead of doing such checks in the caller. Do not
17049 check pedantic. Call gcc_unreachable for C++.
17050 * c-common.def (C_MAYBE_CONST_EXPR): New.
17051 * c-common.h (c_fully_fold, c_save_expr,
17052 decl_constant_value_for_optimization): New prototypes.
17053 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17054 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17055 EXPR_INT_CONST_OPERANDS): Define.
17056 * c-convert.c (convert): Strip nops from expression.
17057 * c-decl.c (groktypename): Take extra parameters expr and
17058 expr_const_operands. Update call to grokdeclarator.
17059 (start_decl): Update call to grokdeclarator. Add statement for
17060 expressions used in type of decl.
17061 (grokparm): Update call to grokdeclarator.
17062 (push_parm_decl): Update call to grokdeclarator.
17063 (build_compound_literal): Add parameter non_const and build a
17064 C_MAYBE_COSNT_EXPR if applicable.
17065 (grokdeclarator): Take extra parameters expr and
17066 expr_const_operands. Track expressions used in declaration
17067 specifiers and declarators. Fold array sizes and track whether
17068 they are constant expressions and whether they are integer
17069 constant expressions.
17070 (parser_xref_tag): Set expr and expr_const_operands fields in
17072 (grokfield): Update call to grokdeclarator.
17073 (start_function): Update call to grokdeclarator.
17074 (build_null_declspecs): Set expr and expr_const_operands fields in
17076 (declspecs_add_type): Handle expressions in typeof specifiers.
17077 * c-parser.c (c_parser_declspecs): Set expr and
17078 expr_const_operands fields for declaration specifiers.
17079 (c_parser_enum_specifier): Likewise.
17080 (c_parser_struct_or_union_specifier): Likewise.
17081 (c_parser_typeof_specifier): Likewise. Update call to
17082 groktypename. Fold expression as needed. Return expressions with
17083 type instead of adding statements.
17084 (c_parser_attributes): Update calls to c_parser_expr_list.
17085 (c_parser_statement_after_labels): Fold expression before passing
17086 to objc_build_throw_stmt.
17087 (c_parser_condition): Fold expression.
17088 (c_parser_asm_operands): Fold expression.
17089 (c_parser_conditional_expression): Use c_save_expr. Update call
17090 to build_conditional_expr.
17091 (c_parser_alignof_expression): Update call to groktypename.
17092 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17093 original_code. Fold expression argument of va_arg. Create
17094 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17095 argument to va_arg. Update calls to groktypename. Fold array
17096 index for offsetof. Verify that first argument to
17097 __builtin_choose_expr has integer type.
17098 (c_parser_postfix_expression_after_paren_type): Update calls to
17099 groktypename and build_compound_literal. Handle expressions with
17100 side effects in type name.
17101 (c_parser_postfix_expression_after_primary): Update call to
17102 c_parser_expr_list. Set original_code for calls to
17103 __builtin_constant_p.
17104 (c_parser_expr_list): Take extra parameter fold_p. Fold
17105 expressions if requested.
17106 (c_parser_objc_type_name): Update call to groktypename.
17107 (c_parser_objc_synchronized_statement): Fold expression.
17108 (c_parser_objc_receiver): Fold expression.
17109 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17110 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17111 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17112 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17113 (struct c_typespec): Add elements expr and expr_const_operands.
17114 (struct c_declspecs): Add elements expr and expr_const_operands.
17115 (groktypename, build_conditional_expr, build_compound_literal):
17117 (in_late_binary_op): Declare.
17118 * c-typeck.c (note_integer_operands): New function.
17119 (in_late_binary_op): New variable.
17120 (decl_constant_value_for_broken_optimization): Move to c-common.c
17121 and rename to decl_constant_value_for_optimization.
17122 (default_function_array_conversion): Do not strip nops.
17123 (default_conversion): Do not call
17124 decl_constant_value_for_broken_optimization.
17125 (build_array_ref): Do not fold result.
17126 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17127 result when operand is a VLA.
17128 (c_expr_sizeof_type): Update call to groktypename. Handle
17129 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17130 result when operand names a VLA type.
17131 (build_function_call): Update call to build_compound_literal.
17132 Only fold result for calls to __builtin_* functions. Strip
17133 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17134 the function designator.
17135 (convert_arguments): Fold arguments. Update call to
17136 convert_for_assignment.
17137 (build_unary_op): Handle increment and decrement of
17138 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17139 decrement earlier. Fold operand of increment and decrement.
17140 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17141 built for integer operand. Wrap returns that are INTEGER_CSTs
17142 without being integer constant expressions or that have integer
17143 constant operands without being INTEGER_CSTs.
17144 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17145 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17146 result is an integer constant expression or can be used in
17147 unevaluated parts of one and avoid folding and wrap as
17148 appropriate. Fold operands before possibly doing -Wsign-compare
17150 (build_compound_expr): Wrap result for C99 if operands can be used
17151 in integer constant expressions.
17152 (build_c_cast): Update call to digest_init. Do not ignore
17153 overflow from casting floating-point constants to integers. Wrap
17154 results that could be confused with integer constant expressions,
17155 null pointer constants or floating-point constants.
17156 (c_cast_expr): Update call to groktypename. Handle expressions
17157 included in type name.
17158 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17159 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17160 Update calls to convert_for_assignment.
17161 (convert_for_assignment): Take new parameter
17162 null_pointer_constant. Do not strip nops or call
17163 decl_constant_value_for_broken_optimization. Set
17164 in_late_binary_op for conversions to boolean.
17165 (store_init_value): Update call to digest_init.
17166 (digest_init): Take new parameter null_pointer_constant. Do not
17167 call decl_constant_value_for_broken_optimization. pedwarn for
17168 initializers not constant expressions. Update calls to
17169 convert_for_assignment.
17170 (constructor_nonconst): New.
17171 (struct constructor_stack): Add nonconst element.
17172 (really_start_incremental_init, push_init_level, pop_init_level):
17173 Handle constructor_nonconst and nonconst element.
17174 (set_init_index): Call constant_expression_warning for array
17176 (output_init_element): Fold value. Set constructor_nonconst as
17177 applicable. pedwarn for initializers not constant expressions.
17178 Update call to digest_init. Call constant_expression_warning
17179 where constant initializers are required.
17180 (process_init_element): Use c_save_expr.
17181 (c_finish_goto_ptr): Fold expression.
17182 (c_finish_return): Fold return value. Update call to
17183 convert_for_assignment.
17184 (c_start_case): Fold switch expression.
17185 (c_process_expr_stmt): Fold expression.
17186 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17187 ensure statement expression is not evaluated in constant expression.
17188 (build_binary_op): Track whether results are integer constant
17189 expressions or may occur in such, disable folding and wrap results
17190 as applicable. Fold operands for -Wsign-compare warnings unless
17192 (c_objc_common_truthvalue_conversion): Handle results folded to
17193 integer constants that are not integer constant expressions.
17194 * doc/extend.texi: Document when typeof operands are evaluated,
17195 that condition of __builtin_choose_expr is an integer constant
17196 expression, and more about use of __builtin_constant_p in
17199 2009-03-29 Richard Guenther <rguenther@suse.de>
17201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17202 propagate addresses of array references.
17204 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17206 * regmove.c (perhaps_ends_bb_p): Remove.
17207 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17208 from INSN and check that the main loop stays within that basic block.
17209 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17210 (regmove_forward_pass): Split out from regmove_optimize. Use
17211 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17212 (regmove_backward_pass): Split out from regmove_optimize. Use
17213 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17214 (regmove_optimize): Simplify.
17216 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17219 * config/i386/i386.c (classify_argument): Ignore flexible array
17220 member in struct and warn ABI change.
17222 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17224 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17226 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17227 (ix86_adjust_cost): Updated.
17229 2009-03-29 Jan Hubicka <jh@suse.cz>
17231 PR middle-end/28850
17232 * tree-pass.h (pass_cleanup_eh): New function.
17233 (remove_unreachable_regions): Break code handling RTL
17234 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17235 that can not be reached by runtime.
17236 (can_be_reached_by_runtime): New function.
17237 (label_to_region_map): New function.
17238 (num_eh_regions): New function.
17239 (rtl_remove_unreachable_regions): New function.
17240 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17241 (remove_eh_region): New function.
17242 * except.h: Include sbitmap and vecprim.
17243 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17244 num_eh_regions): Declare.
17245 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17246 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17247 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17248 (tree_empty_eh_handler_p): New function.
17249 (cleanup_empty_eh): New function.
17250 (cleanup_eh): New function.
17251 (pass_cleanup_eh): New function.
17253 2009-03-29 Jan Hubicka <jh@suse.cz>
17255 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17256 for removed regions.
17258 2009-03-29 Jan Hubicka <jh@suse.cz>
17260 * except.c (dump_eh_tree): Dump all datastructures.
17262 2009-03-29 Jan Hubicka <jh@suse.cz>
17264 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17265 (duplicate_eh_regions_1): Likewise.
17266 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17267 vector; call EH verification.
17268 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17269 Be ready for region being removed.
17271 2009-03-29 Jan Hubicka <jh@suse.cz>
17273 * bitmap.c (bitmap_last_set_bit): New function.
17274 * bitmap.h (bitmap_last_set_bit): Declare.
17276 2009-03-29 David Ayers <ayers@fsfe.org>
17279 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17280 by calling objc_compare_types and surpress warnings about
17281 incompatible C pointers that are compatible ObjC pointers.
17283 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17285 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17286 call initialize_inline_failed.
17287 (initialize_inline_failed): Move it from here ...
17288 * cgraph.c (initialize_inline_failed): ... to here.
17289 (cgraph_create_edge): Call initialize_inline_failed rather than
17290 setting inline_failed directly.
17292 2009-03-29 Ben Elliston <bje@au.ibm.com>
17295 * sysv4.opt (msdata): Improve comment.
17296 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17297 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17299 2009-03-29 Ben Elliston <bje@au.ibm.com>
17302 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17303 load and store attributes.
17305 2009-03-29 Ben Elliston <bje@au.ibm.com>
17307 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17308 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17309 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17310 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17311 __builtin_infq and __builtin_huge_valq.
17313 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17315 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17317 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17318 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17320 2009-03-28 Xinliang David Li <davidxl@google.com>
17322 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17323 (do_dbg_cnt): New function.
17325 2009-03-28 Jan Hubicka <jh@suse.cz>
17327 Merge from pretty-ipa:
17329 2009-03-27 Jan Hubicka <jh@suse.cz>
17331 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17332 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17333 * passes.c (function_called_by_processed_nodes_p): New.
17334 * ipa-pure-const.c (check_call): Fix handling of operands.
17335 (analyze_function): Dump debug output for skipped bodies.
17336 (local_pure_const): Use function_called_by_processed_nodes_p.
17337 * dwarf2out.c (reference_to_unused): Use output.
17338 * passes.c (do_per_function_toporder): Likewise.
17340 2008-11-12 Jan Hubicka <jh@suse.cz>
17342 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17343 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17344 state_set_in_source enum
17345 (check_decl): Ignore memory tags; do not set fake looping flags;
17347 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17348 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17349 (check_call, analyze_function): Rewrite.
17351 (add_new_function): Update call of analyze_function.
17352 (generate_summary): Add call of analyze_function.
17353 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17354 (local_pure_const): New function.
17355 (pass_local_pure_const): New pass.
17356 * ipa-inline.c (inline_transform): Set after_inlining.
17357 * tree-eh.c (stmt_can_throw_external): New.
17358 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17359 work with aliasing built.
17360 * tree-flow.h (stmt_can_throw_external): New.
17361 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17362 and local pure/const pass in early and late optimization queue.
17364 2009-03-28 Martin Jambor <mjambor@suse.cz>
17366 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17368 (fold_binary): Allow function decl aligment consideration is the
17369 second argument is integer constant one.
17370 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17371 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17372 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17374 2009-03-28 Jan Hubicka <jh@suse.cz>
17376 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17377 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17378 * function.h (rtl_data): Add nothrow flag.
17379 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17380 set DECL_NOTHROW for AVAILABLE functions.
17382 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17384 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17385 following vector keyword has expansion starting with pixel or bool
17386 keyword, expand vector to __vector and pixel or bool to __pixel or
17390 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17391 warn_if_disallowed_function_p): Removed.
17392 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17393 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17394 warning_if_disallowed_function_p.
17395 * flags.h (warn_if_disallowed_function_p,
17396 warn_disallowed_functions): Removed.
17397 * common.opt (Wdisallowed-function-list=): Removed.
17398 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17400 2009-03-28 Richard Guenther <rguenther@suse.de>
17402 PR tree-optimization/38723
17403 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17406 2009-03-28 Jan Hubicka <jh@suse.cz>
17408 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17409 test introduced by my previous patch.
17411 2009-03-28 Richard Guenther <rguenther@suse.de>
17413 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17414 the PHIs value undefined.
17416 2009-03-28 Jan Hubicka <jh@suse.cz>
17418 * tree-pass.h (pass_fixup_cfg): New pass.
17419 * ipa-inline.c (inline_transform): Set
17420 always_inline_functions_inlined/after_inlining.
17421 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17422 (pass_fixup_cfg): New pass.
17423 * passes.c (init_optimization_passes): Add fixup_cfg.
17425 2009-03-28 Richard Guenther <rguenther@suse.de>
17427 PR tree-optimization/38458
17428 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17429 argument use the arguments copy-of value.
17431 2009-03-28 Richard Guenther <rguenther@suse.de>
17433 PR tree-optimization/38180
17434 * tree-ssa-ccp.c (get_default_value): Simplify.
17435 (likely_value): Likewise.
17436 (surely_varying_stmt_p): Properly handle VOP case.
17437 (ccp_initialize): Likewise.
17438 (ccp_fold): Handle propagating through *&.
17439 (fold_const_aggregate_ref): Also handle decls.
17441 2009-03-28 Jan Hubicka <jh@suse.cz>
17443 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17444 * cgraph.h (cgraph_node): Likewise.
17445 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17446 (cgraph_reset_node): Use process flag.
17447 (cgraph_mark_functions_to_output): Likewise.
17448 (cgraph_expand_function): Likewise.
17449 (cgraph_expand_all_functions): Likewise.
17450 (cgraph_output_in_order): Likewise.
17451 * dwarf2out.c (reference_to_unused): Likewise.
17452 * passes.c do_per_function_toporder): Likewise.
17454 2009-03-28 Jan Hubicka <jh@suse.cz>
17456 Bring from lto-branch:
17458 2008-09-03 Doug Kwan <dougkwan@google.com>
17460 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17461 enums instead of reason strings.
17462 * cgraph.c (cgraph_create_edge): Same.
17463 (cgraph_inline_failed_string): New function.
17464 * cgraph.h (cgraph_inline_failed_t): New enum type.
17465 (cgraph_inline_failed_string): New prototype.
17466 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17467 char pointer to cgraph_inline_failed_t.
17468 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17469 (cgraph_default_inline_p): Ditto.
17470 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17471 to cgraph_inline_failed_t pointer.
17472 * cif-code.def: New file.
17473 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17475 (cgraph_check_inline_limits): Change type of REASON to pointer to
17476 cgraph_inline_failed_t. Replace reason strings with enums.
17477 (cgraph_default_inline_p): Ditto.
17478 (cgraph_recursive_inlining_p): Ditto.
17479 (update_caller_keys): Change type of FAILED_REASON to
17480 cgraph_inline_failed_t.
17481 (cgraph_set_inline_failed): Change type of REASON to pointer to
17482 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17483 convert enums to strings for text output.
17484 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17485 to be of type cgraph_inline_failed_t. Replace reason strings with
17486 enums. Call cgraph_inline_failed_string to covert enums
17487 to strings for text output.
17488 (cgraph_decide_inlining): Replace reason strings with enums.
17489 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17490 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17492 * tree-inline.c (expand_call_inline): Change type of REASON
17493 to cgraph_inline_failed_t. Replace reason strings with enums.
17494 Call cgraph_inline_failed_string for text output.
17495 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17498 2009-03-28 Jan Hubicka <jh@suse.cz>
17500 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17501 cgraph_clone_node): Remove master clone handling.
17502 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17503 * cgraph.h (master_clone): Remove.
17504 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17505 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17506 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17508 2009-03-28 Jan Hubicka <jh@suse.cz>
17510 * cgraph.c (cgraph_function_body_availability): Functions declared
17511 inline are always safe to assume that it is not going to be replaced.
17513 2009-03-28 Richard Guenther <rguenther@suse.de>
17515 PR tree-optimization/38513
17516 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17517 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17518 EXC_PTR_EXPR and FILTER_EXPR.
17519 (get_ref_from_reference_ops): Likewise.
17521 2009-03-28 Richard Guenther <rguenther@suse.de>
17523 PR tree-optimization/38968
17524 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17525 Use FLOOR_MOD_EXPR to compute misalignment.
17527 2009-03-28 Richard Guenther <rguenther@suse.de>
17529 PR tree-optimization/37795
17530 * tree.h (combine_comparisons): Declare.
17531 * fold-const.c (combine_comparisons): Export.
17532 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17534 (ifcombine_iforif): Use combine_comparisons.
17536 2009-03-28 Jan Hubicka <jh@suse.cz>
17538 * tree-eh.c (inlinable_call_p): New function.
17539 (make_eh_edges): Use it.
17540 (verify_eh_edges): Use it.
17541 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17542 * except.c (reachable_next_level): Add inlinable_function argument
17543 (sjlj_find_directly_reachable_regions): Update.
17544 (add_reachable_handler): Do not set saw_any_handlers.
17545 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17546 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17547 Add new inlinable call parameter.
17548 (can_throw_internal, can_throw_external): Update.
17549 * except.h (can_throw_internal_1, can_throw_external_1,
17550 foreach_reachable_handler): Update declaration.
17552 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17554 * config/arm/t-arm-coff, config/h8300/coff.h,
17555 config/i386/i386-aout.h, config/i386/i386-coff.h,
17556 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17557 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17558 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17559 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17560 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17561 sys-types.h: Remove.
17562 * Makefile.in: Remove protoize and fixproto support and references
17564 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17565 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17567 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17568 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17569 unprotoize$(exeext).
17570 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17571 (.PHONY): Don't depend on proto.
17572 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17573 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17574 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17575 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17576 build/gen-protos.o, build/scan.o, xsys-protos.h,
17577 build/fix-header$(build_exeext), build/fix-header.o,
17578 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17579 stmp-install-fixproto): Remove.
17580 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17581 SYSCALLS.c or fixproto files.
17582 (install-common): Don't install protoize.
17583 (install-headers-tar, install-headers-cpio, install-headers-cp):
17584 Don't depend on $(STMP_FIXPROTO).
17585 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17586 install fixproto files or write out fixproto settings.
17587 (uninstall): Don't uninstall protoize.
17588 * config.gcc (use_fixproto): Remove.
17589 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17590 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17591 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17592 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17593 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17594 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17595 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17596 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17597 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17598 * config/t-vxworks (STMP_FIXPROTO): Remove.
17599 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17600 STMP_FIXPROTO): Remove.
17601 * config.in, configure: Regenerate.
17602 * crtstuff.c (gid_t, uid_t): Don't undefine.
17603 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17604 (arm-*-coff, arm-*-aout: Remove target entries.
17605 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17606 Remove mention of AIX 4.1.
17607 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17608 * doc/invoke.texi (Running Protoize): Remove.
17609 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17610 (Protoize Caveats): Remove.
17611 * tsystem.h: Update comments on headers assumed to exist.
17613 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17615 * genautomata.c: Add a new year to the copyright. Add a new
17617 (struct insn_reserv_decl): Add comments for member bypass_list.
17618 (find_bypass): Remove.
17619 (insert_bypass): New.
17620 (process_decls): Use insert_bypass.
17621 (output_internal_insn_latency_func): Output all bypasses with the
17622 same input insn in one switch case.
17624 * rtl.def (define_bypass): Describe bypass choice.
17625 * doc/md.texi (define_bypass): Ditto.
17627 2009-03-27 Richard Guenther <rguenther@suse.de>
17629 * gimplify.c (mark_addressable): Export.
17630 * tree-flow.h (mark_addressable): Declare.
17631 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17632 * tree-ssa.c (verify_phi_args): Verify that address taken
17633 variables have TREE_ADDRESSABLE set.
17635 2009-03-27 Richard Guenther <rguenther@suse.de>
17637 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17638 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17639 Do not mark decls TREE_ADDRESSABLE.
17640 (build_fold_addr_expr): Adjust.
17641 (fold_addr_expr): Remove.
17642 (fold_unary): Use build_fold_addr_expr.
17643 (fold_comparison): Likewise.
17644 (split_address_to_core_and_offset): Likewise.
17645 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17647 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17648 (gimplify_modify_expr_to_memcpy): Mark source and destination
17650 * omp-low.c (create_omp_child_function): Mark the object decl
17652 (lower_rec_input_clauses): Mark the var we take the address of
17654 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17656 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17658 PR middle-end/39315
17659 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17660 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17662 2009-03-27 Richard Guenther <rguenther@suse.de>
17664 PR tree-optimization/39120
17665 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17667 (handle_lhs_call): Process return constraints. Add escape
17668 constraints if necessary.
17669 (handle_const_call): Fill out return constraints. Make nested
17670 case more precise. Avoid consttmp if possible.
17671 (handle_pure_call): Fill out return constraints. Avoid
17672 callused if possible.
17673 (find_func_aliases): Simplify call handling.
17675 2009-03-27 Richard Guenther <rguenther@suse.de>
17677 PR tree-optimization/39120
17678 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17679 as a representative.
17680 (solve_graph): Do propagate CALLUSED.
17681 (handle_pure_call): Use a scalar constraint from CALLUSED for
17683 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17686 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17689 * c-common.c (handle_aligned_attribute): Properly check alignment
17690 overflow. Use (1U << i) instead of (1 << i).
17692 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17694 * expr.h (get_mem_align_offset): Updated.
17696 * tree.h (tree_decl_common): Change align to "unsigned int" and
17697 move it before pointer_alias_set.
17699 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17700 Jakub Jelinek <jakub@redhat.com>
17703 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17704 gr_register_operand with gr_reg_or_0_operand.
17705 (cmpxchg_rel_di): Likewise.
17706 (sync_lock_test_and_set<mode>): Likewise.
17708 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17710 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17711 (true_regnum): Likewise.
17713 * rtlanal.c (subreg_info): Moved to ...
17714 * rtl.h (subreg_info): Here. New.
17715 (subreg_get_info): New.
17717 * rtlanal.c (subreg_get_info): Make it extern.
17719 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17722 * config/i386/i386.c (ix86_abi): New.
17723 (override_options): Handle -mabi=.
17724 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17725 (ix86_call_abi_override): Likewise.
17726 (init_cumulative_args): Likewise.
17727 (function_arg_advance): Likewise.
17728 (function_arg_64): Likewise.
17729 (function_arg): Likewise.
17730 (ix86_pass_by_reference): Likewise.
17731 (ix86_function_value_regno_p): Likewise.
17732 (ix86_build_builtin_va_list_abi): Likewise.
17733 (setup_incoming_varargs_64): Likewise.
17734 (is_va_list_char_pointer): Likewise.
17735 (ix86_init_machine_status): Likewise.
17736 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17737 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17738 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17739 (ix86_function_abi): Make it static and return enum calling_abi.
17740 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17742 (ix86_fn_abi_va_list): Updated.
17744 * config/i386/i386.h (ix86_abi): New.
17745 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17746 (CONDITIONAL_REGISTER_USAGE): Likewise.
17747 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17748 (machine_function): Likewise.
17750 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17752 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17753 (STACK_BOUNDARY): Likewise.
17754 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17756 * config/i386/i386.opt (mabi=): New.
17758 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17759 return enum calling_abi.
17760 (ix86_function_type_abi): Likewise.
17761 (ix86_function_abi): Removed.
17763 * doc/invoke.texi: Document -mabi= option for x86.
17765 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17767 * builtins.c (real_dconstp): Delete.
17768 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17770 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17771 Jakub Jelinek <jakub@redhat.com>
17774 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17775 (gen_subprogram_die): When a function is explicit, generate the
17776 DW_AT_explicit attribute.
17777 * langhooks.h (struct lang_hooks_for_decls): Add
17778 function_decl_explicit_p langhook.
17779 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17780 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17782 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17784 * builtins.c (fold_builtin_memory_op): Optimize memmove
17785 into memcpy if we can prove source and destination don't overlap.
17787 * tree-inline.c: Include gt-tree-inline.h.
17788 (clone_fn_id_num): New variable.
17789 (clone_function_name): New function.
17790 (tree_function_versioning): Use it.
17791 * Makefile.in (GTFILES): Add tree-inline.c.
17793 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17795 * BASE-VER: Change to 4.5.0.
17797 2009-03-27 Xinliang David Li <davidxl@google.com>
17799 PR tree-optimization/39557
17800 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17802 2009-03-27 Xinliang David Li <davidxl@google.com>
17804 PR tree-optimization/39548
17805 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17808 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17810 * c-common.c (pointer_int_sum): Use %wd on return from
17813 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17815 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17816 on return from tree_low_cst.
17818 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17821 * ginclude/stdarg.h (va_copy): Define also for
17822 __GXX_EXPERIMENTAL_CXX0X__.
17824 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17827 * builtins.h (c_strlen): Do not warn here.
17828 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17829 * c-common.c (pointer_int_sum): Take an explicit location.
17830 Warn about offsets out of bounds.
17831 * c-common.h (pointer_int_sum): Adjust declaration.
17833 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17835 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17838 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17841 * opts.c (warn_if_disallowed_function_p): Don't assume
17842 get_callee_fndecl must return non-NULL.
17844 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17846 PR rtl-optimization/39522
17847 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17848 when reg_reloaded_valid is set.
17850 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17852 * config/spu/divv2df3.c: New file.
17853 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17854 (DPBIT_FUNCS): Filter out _div_df.
17856 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17858 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17859 a jump insn, count that jump in the distance to the loop start.
17861 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17864 * config/sh/sh.c (calc_live_regs): Fix condition for global
17865 registers except PIC_OFFSET_TABLE_REGNUM.
17867 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17870 * doc/invoke.texi (-mconsole): New.
17872 (-mno-cygwin): New.
17874 (-mnop-fun-dllimport): New.
17878 (sub section "i386 and x86-64 Windows Options"): New.
17880 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17882 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17883 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17885 2009-03-25 Richard Guenther <rguenther@suse.de>
17887 PR middle-end/39497
17888 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17891 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17893 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17894 neither of haifa/selective schedulers are working.
17896 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17898 * doc/invoke.texi (Debugging Options): Fix description of
17899 -fno-merge-debug-strings.
17901 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17903 * config/cris/libgcc.ver: New version-script.
17904 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17906 * configure.ac <GAS features, nop mnemonic>: Add pattern
17907 crisv32-*-* for "nop".
17908 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17909 * configure: Regenerate.
17911 2009-03-24 Ira Rosen <irar@il.ibm.com>
17913 PR tree-optimization/39529
17914 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17915 mark_sym_for_renaming for the tag copied to the new vector
17918 2009-03-24 Arthur Loiret <aloiret@debian.org>
17920 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17921 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17922 EXTRA_SPEC_FUNCTIONS.
17923 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17924 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17925 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17926 -march and -mtune options.
17928 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17930 * config/m68k/t-rtems: Add m5329 multilib.
17932 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17933 Jakub Jelinek <jakub@redhat.com>
17936 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17939 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17942 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17943 instead of c_parser_expression_conv, if original_code isn't one of the
17944 4 allowed comparison codes, fail.
17946 2009-03-23 Richard Guenther <rguenther@suse.de>
17948 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17949 * tree.h (struct tree_type): Likewise.
17950 * reload.h (struct insn_chain): Likewise.
17951 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17952 * function.h (struct function): Likewise.
17953 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17955 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17957 PR tree-optimization/39516
17958 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17960 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17962 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17963 should be set true if BITS_PER_WORD of target is bigger than 32
17965 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17967 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17968 Translate -B-options to -rpath-link. Correct existing
17969 rpath-link and conditionalize on !nostdlib.
17971 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17973 * doc/extend.texi (Function Attributes, Variable Attributes):
17975 * doc/invoke.texi (Debugging Options, Optimize Options)
17976 (i386 and x86-64 Options, MCore Options): Likewise.
17978 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17981 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17982 it for block local namespace aliases.
17983 (gen_decl_die): Pass context_die to gen_namespace_die.
17985 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17988 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17989 minimum or maximum value.
17991 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17993 * reginfo.c (globalize_reg): Recompute derived reg sets.
17995 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
17998 * libgcc2.c (mprotect): Do not use signed arguments for
17999 VirtualProtect, use DWORD arguments. Also fix the 'may
18000 be used uninitialized' warning for the np variable.
18002 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18005 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18006 functions using regparm calling conventions when not optimizing.
18007 (ix86_function_sseregparm): Similarly for sseregparm calling
18010 2009-03-19 Li Feng <nemokingdom@gmail.com>
18012 PR middle-end/39500
18013 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18014 dependence if the first conflict is after niter iterations.
18016 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18018 PR middle-end/38609
18019 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18020 functions with dynamic stack-pointer adjustments.
18022 2009-03-19 Ben Elliston <bje@au.ibm.com>
18024 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18025 option; change to -msdata=data.
18027 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18029 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18032 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18035 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18037 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18039 * doc/invoke.texi (Code Gen Options): Expand discussion of
18042 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18044 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18045 * matrix-reorg.c (struct matrix_info): Likewise.
18046 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18047 * rtl.h (struct mem_attrs): Likewise.
18048 * df.h (struct df): Likewise.
18049 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18050 * ira-int.h (struct ira_allocno): Likewise.
18051 * df-scan.c (struct df_collection_rec): Likewise.
18052 * ira.c (struct equivalence): Likewise.
18053 * function.c (struct temp_slot): Likewise.
18054 * cfgloop.h (struct loop): Likewise.
18057 * function.c (use_register_for_decl): When not optimizing, disregard
18058 register keyword for variables with types containing methods.
18060 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18062 PR middle-end/39447
18063 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18064 (is_simple_operand): Call contains_component_ref_p before calling data
18065 reference analysis that would fail on COMPONENT_REFs.
18067 * tree-vrp.c (search_for_addr_array): Fix formatting.
18069 2009-03-18 Richard Guenther <rguenther@suse.de>
18071 * tree-vect-transform.c (vect_loop_versioning): Fold the
18072 generated comparisons.
18073 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18074 (slpeel_tree_peel_loop_to_edge): Likewise.
18076 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18078 PR middle-end/37805
18079 * opts.c (print_specific_help): In addition to `undocumented',
18080 accept `separate' and `joined' flags if passed alone. Describe
18081 output by the first matched one of those.
18082 (common_handle_option): Skip over empty strings.
18083 * gcc.c (display_help): Fix help string for `--help='.
18084 * doc/invoke.texi (Option Summary, Overall Options): With
18085 `--help=', classes and qualifiers can both be repeated, but
18086 only the latter can be negated. One should not pass only
18087 negated qualifiers. Fix markup and examples.
18090 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18091 PR middle-end/37805
18092 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18093 and -fhelp=separate.
18095 2009-03-17 Jing Yu <jingyu@google.com>
18097 PR middle-end/39378
18098 * function.h (struct rtl_data): Move is_thunk from here...
18099 (struct function): ...to here.
18100 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18101 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18103 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18105 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18106 (alpha_output_function_end_prologue): Likewise.
18107 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18108 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18109 (rs6000_output_function_epilogue): Likewise.
18110 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18112 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18115 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18116 from different units in a single alternative.
18117 (*truncdfsf_i387): Ditto.
18118 (*truncxfsf2_mixed): Ditto.
18119 (*truncxfdf2_mixed): Ditto.
18121 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18123 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18124 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18127 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18128 unused non-artificial variables when not optimizing.
18131 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18132 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18133 NAMESPACE_DECL in its DECL_INITIAL.
18135 PR middle-end/39443
18136 * optabs.c (set_user_assembler_libfunc): New function.
18137 * expr.h (set_user_assembler_libfunc): New prototype.
18138 * c-common.c: Include libfuncs.h.
18139 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18140 for memcmp, memset, memcpy, memmove and abort.
18141 * Makefile.in (c-common.o): Depend on libfuncs.h.
18144 * dwarf2out.c (gen_inlined_enumeration_type_die,
18145 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18146 gen_tagged_type_instantiation_die): Removed.
18147 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18150 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18153 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18155 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18156 (check-parallel-%): Ditto.
18157 (check-consistency): Ditto.
18159 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18161 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18162 local variable rhs by NULL_TREE.
18164 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18167 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18169 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18172 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18174 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18177 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18178 for ms->sysv ABI calls only in 64bit mode.
18180 * config/i386/i386.md (untyped_call): Support 32bit.
18182 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18184 * doc/extend.texi: Replace x86_65 with x86_64.
18186 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18188 PR tree-optimization/39455
18189 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18190 mismatches for POINTER_TYPE_P (type).
18191 (number_of_iterations_le): Likewise.
18193 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18195 * config/picochip/picochip.c: Removed profiling support.
18196 * config/picochip/picochip.md: Removed profiling instruction.
18197 * config/picochip/picochip.h: Removed profiling builtin.
18199 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18201 * doc/install.texi (--with-host-libstdcxx): Document.
18203 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18206 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18207 generate a warning if the function name does not begin with
18208 "__vector" and the function has either the 'signal' or 'interrupt'
18209 attribute, from here to ...
18210 (avr_declare_function_name): ...here. New function.
18211 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18212 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18214 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18217 * cse.c (fold_rtx): Don't modify original const_arg1 when
18218 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18219 separate variable instead.
18220 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18221 from out of range shift counts.
18222 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18224 2009-03-13 Catherine Moore <clm@codesourcery.com>
18226 * config/i386/x-mingw32 (host-mingw32.o): Replace
18227 diagnostic.h with $(DIAGNOSTIC_H).
18229 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18232 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18234 * config/i386/sync.md (sync_compare_and_swap<mode>,
18235 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18236 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18238 (sync_double_compare_and_swapdi_pic,
18239 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18240 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18242 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18245 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18247 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18250 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18251 (avx_addsubv4df3): Likewise.
18252 (*avx_addsubv4sf3): Likewise.
18253 (sse3_addsubv4sf3): Likewise.
18255 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18258 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18260 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18263 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18264 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18265 registers for allocnos created from user-defined variables.
18267 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18270 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18271 of non-integer mode as well.
18273 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18275 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18276 for functions for which the parameter types are unknown.
18278 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18281 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18282 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18283 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18284 * config/i386/i386.c (ix86_local_alignment): For
18285 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18286 long long variables on the stack to avoid dynamic realignment.
18287 Allow the first argument to be a decl rather than type.
18288 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18290 2009-03-11 Nick Clifton <nickc@redhat.com>
18293 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18295 Add description to mno-lsim option.
18296 * config/mcore/mcore.h: Remove comment about deprecated m4align
18298 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18299 * doc/invoke.texi: Add description of mno-lsim and
18300 mstack-increment options.
18302 * config/fr30/fr30.opt: Document the -mno-lsim option.
18303 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18304 and -mno-lsim options.
18306 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18308 * fold-const.c (fold_comparison): Only call fold_inf_compare
18309 if the mode supports infinities.
18311 2009-03-11 Jason Merrill <jason@redhat.com>
18314 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18315 end already did. Notice GIMPLE_CALL modifications of the result.
18316 Don't copy debug information from an ignored decl or a decl from
18319 2009-03-10 Richard Guenther <rguenther@suse.de>
18320 Nathan Froyd <froydnj@codesourcery.com>
18322 PR middle-end/37850
18323 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18324 (__divMODE3): Likewise.
18326 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18328 PR tree-optimization/39394
18329 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18330 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18332 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18334 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18335 inline asms for register asm ("") declarations.
18337 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18339 * fold-const.c (fold_unary): Fix comment.
18341 2009-03-07 Jan Hubicka <jh@suse.cz>
18344 * tree-inline.c (setup_one_parameter): Do replacement of const
18345 argument by constant in SSA form.
18347 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18349 PR middle-end/38028
18350 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18351 determine alignment passed to assign_stack_local.
18352 (assign_parms_unsplit_complex): Likewise.
18353 * except.c (sjlj_build_landing_pads): Likewise.
18355 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18357 PR middle-end/39360
18358 * tree-flow.h (add_referenced_var): Return bool instead of void.
18359 * tree-dfa.c (add_referenced_var): Return result of
18360 referenced_var_check_and_insert call.
18361 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18362 of referenced_var_check_and_insert.
18365 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18366 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18367 DIE, don't emit it if abstract origin already has it.
18368 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18369 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18371 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18373 * genpreds.c (needs_variable): Fix parentheses at variable name
18375 (write_tm_constrs_h): Indent generated code.
18377 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18379 * doc/extend.texi (Function Attributes): Add documentation
18380 for isr attributes.
18382 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18385 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18386 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18388 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18390 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18393 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18396 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18397 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18399 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18401 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18402 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18403 constants instead of magic numbers.
18404 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18406 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18407 (x86_64_ms_abi_int_parameter_registers): Ditto.
18408 (x86_64_int_return_registers): Ditto.
18409 (ix86_maybe_switch_abi): Ditto.
18410 (ix86_expand_call): Ditto for clobbered_registers array.
18411 (ix86_hard_regno_mode_ok): Ditto.
18412 (x86_extended_QIreg_mentioned_p): Ditto.
18414 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18416 PR tree-optimization/39349
18417 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18419 * combine.c (gen_lowpart_for_combine): Use omode when generating
18422 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18424 PR rtl-optimization/39235
18425 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18427 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18429 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18431 2009-03-04 Richard Guenther <rguenther@suse.de>
18433 PR tree-optimization/39362
18434 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18435 that occur in abnormal PHIs should be varying.
18437 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18439 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18441 (simple_iv): Take loop as an argument instead of statement.
18442 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18443 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18445 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18447 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18448 * matrix-reorg.c (analyze_transpose): Ditto.
18449 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18450 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18451 * tree-predcom.c (ref_at_iteration): Ditto.
18452 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18454 2009-03-04 Richard Guenther <rguenther@suse.de>
18456 PR tree-optimization/39358
18457 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18458 escaped_id and callused_id.
18459 (solve_graph): Likewise.
18461 2009-03-04 Richard Guenther <rguenther@suse.de>
18463 PR tree-optimization/39339
18464 * tree-sra.c (try_instantiate_multiple_fields): Make it
18465 no longer ICE on the above.
18467 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18469 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18470 that fits within Pmode.
18472 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18474 PR middle-end/10109
18475 * tm.texi (LIBCALL_VALUE): Update description.
18477 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18479 PR middle-end/34443
18480 * doc/extend.texi (section): Update description.
18482 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18484 PR middle-end/39345
18485 * tree-inline.c (remapped_type): New.
18486 (can_be_nonlocal): Call remapped_type instead of remap_type.
18488 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18491 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18492 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18494 2009-03-03 Richard Guenther <rguenther@suse.de>
18496 PR middle-end/39272
18497 * tree.c (tree_nonartificial_location): New function.
18498 * tree.h (tree_nonartificial_location): Declare.
18499 * builtins.c (expand_builtin_memory_chk): Provide location
18500 of the call location for artificial function pieces.
18501 (maybe_emit_chk_warning): Likewise.
18502 (maybe_emit_sprintf_chk_warning): Likewise.
18503 (maybe_emit_free_warning): Likewise.
18504 * expr.c (expand_expr_real_1): Likewise.
18506 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18508 PR tree-optimization/39343
18509 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18510 COMPONENT_REF t has ARRAY_TYPE.
18512 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18514 PR middle-end/39335
18515 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18516 when the type precision of the induction variable should be
18517 larger than the type precision of nit.
18518 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18519 * graphite.c (graphite_loop_normal_form): Same.
18520 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18522 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18524 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18525 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18526 numbers to describe clobbered registers.
18527 (*call_value_0_rex64_ms_sysv): Ditto.
18528 * config/i386/mmx.md (mmx_emms): Ditto.
18529 (mmx_femms): Ditto.
18531 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18533 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18536 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18538 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18539 (spu_section_type_flags): New function.
18541 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18543 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18544 reg_class_contents of FLOAT_REGS into a temporary.
18546 2009-03-02 Richard Guenther <rguenther@suse.de>
18547 Ira Rosen <irar@il.ibm.com>
18549 PR tree-optimization/39318
18550 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18551 information to the vectorized statement.
18553 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18555 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18556 variable. Use defined names instead of magic constants for REX SSE
18559 2009-03-01 Richard Guenther <rguenther@suse.de>
18561 PR tree-optimization/39331
18562 * omp-low.c (lower_send_shared_vars): Do not receive new
18563 values for the reference of DECL_BY_REFERENCE parms or results.
18565 2009-03-01 Jan Hubicka <jh@suse.cz>
18568 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18569 BLOCK_NONLOCALIZED_VAR): New macros.
18570 (tree_block): Add nonlocalized_vars.
18571 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18572 gen_decl_die): Add origin argument. Allow generation of die with
18573 origin at hand only.
18574 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18575 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18577 (gen_block_die): Fix checking for unused blocks.
18578 (process_scope_var): Break out from .... ; work with origins only.
18579 (decls_for_scope) ... here; process nonlocalized list.
18580 (dwarf2out_ignore_block): Look for nonlocalized vars.
18581 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18583 (dump_scope_block): Dump them.
18584 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18585 (remap_block): Likewise.
18586 (can_be_nonlocal): New predicate.
18587 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18589 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18591 * configure: Regenerate.
18593 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18595 * optc-gen.awk: No need to duplicate option flags twice.
18596 Reuse help texts for duplicate options which do not have any.
18598 * gcc.c (display_help): Document --version.
18600 * gcc.c (main): If print_help_list and verbose_flag, ensure
18601 driver output comes before subprocess output.
18603 * optc-gen.awk: Assign all remaining fields to help string,
18604 space-separated, for multi-line help in *.opt.
18606 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18607 -Wno-pedantic-ms-format is for MinGW targets only.
18609 * doc/options.texi (Option file format): Fix bad indentation,
18610 restoring dropped sentence.
18612 2009-02-28 Jan Hubicka <jh@suse.cz>
18614 * tree-inline.c (tree_function_versioning): Output debug info.
18616 2009-02-28 Jan Hubicka <jh@suse.cz>
18619 * tree-inline.c (setup_one_parameter): Do not copy propagate
18620 arguments when not optimizing.
18622 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18625 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18626 (avx_addsubv4df3): Likewise.
18627 (*avx_addsubv4sf3): Likewise.
18628 (sse3_addsubv4sf3): Likewise.
18629 (*avx_addsubv2df3): Likewise.
18630 (sse3_addsubv2df3): Likewise.
18631 (avx_unpckhps256): Correct item selectors.
18632 (avx_unpcklps256): Likewise.
18633 (avx_unpckhpd256): Likewise.
18634 (avx_unpcklpd256): Likewise.
18636 2009-02-28 Jan Hubicka <jh@suse.cz>
18638 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18640 (copy_arguments_for_versioning): If var is declared don't declare it.
18641 (tree_function_versioning): First setup substitutions and then copy
18644 2009-02-27 Jan Hubicka <jh@suse.cz>
18647 * cgraph.h (varpool_output_debug_info): Remove.
18648 * cgraphunit.c (varpool_output_debug_info): Remove.
18649 * dwarf2out.c (deferred_locations_struct): New struct
18650 (deferred_locations): New type.
18651 (deferred_locations_list): New static var.
18652 (deffer_location): New function.
18653 (gen_variable_die): Use it.
18654 (decls_for_scope): Output info on local static vars.
18655 (dwarf2out_finish): Process deferred locations.
18656 * varpool.c (varpool_output_debug_info): Remove.
18658 2009-02-27 Jan Hubicka <jh@suse.cz>
18661 * tree.h (TREE_PROTECTED): Fix comment.
18662 (BLOCK_HANDLER_BLOCK): Remove.
18663 (struct tree_block): Remove handler_block add body_block.
18664 (inlined_function_outer_scope_p): New.
18665 (is_body_block): Remove.
18666 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18667 * dwarf2out.c (is_inlined_entry_point): Remove.
18668 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18669 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18671 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18672 * gimplify.c (gimplify_expr): Gimplify body blocks.
18673 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18674 block with multiple subblocks.
18675 (dump_scope_block): Prettier output; dump more flags and info.
18676 (dump_scope_blocks): New.
18677 (remove_unused_locals): Use dump_scope_blocks.
18678 * tree-flow.h (dump_scope_blocks): Declare.
18679 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18680 * stmt.c (is_body_block): Remove.
18681 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18682 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18684 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18686 PR middle-end/39308
18687 * graphite.c (graphite_loop_normal_form): Do not call
18688 number_of_iterations_exit from a gcc_assert.
18690 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18692 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18693 jumps if COND is NULL.
18694 (find_cond_jump): New function.
18695 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18696 * config/s390/s390.md: Remove z10_cobra attribute value.
18698 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18700 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18701 force_const_mem returns NULL_RTX.
18703 2009-02-26 Jan Hubicka <jh@suse.cz>
18706 * cgraph.h (varpool_output_debug_info): Remove.
18707 * cgraphunit.c (varpool_output_debug_info): Remove.
18708 * dwarf2out.c (deferred_locations_struct): New struct
18709 (deferred_locations): New type.
18710 (deferred_locations_list): New static var.
18711 (deffer_location): New function.
18712 (gen_variable_die): Use it.
18713 (decls_for_scope): Output info on local static vars.
18714 (dwarf2out_finish): Process deferred locations.
18715 * varpool.c (varpool_output_debug_info): Remove.
18717 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18719 PR rtl-optimization/39241
18720 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18721 to subreg_offset_representable_p.
18723 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18725 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18726 execute function prototype. Get f and nregs from max_reg_num
18727 and get_insns. Remove the first backward pass as it's dead,
18728 guard the forward pass by flag_expensive_optimizations.
18729 (rest_of_handle_regmove): Delete.
18730 (pass_regmove): Replace it with regmove_optimize.
18732 2009-02-25 Martin Jambor <mjambor@suse.cz>
18734 PR tree-optimization/39259
18735 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18736 calls_alloca function flags.
18737 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18738 calls are detected.
18740 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18742 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18743 flags_set_1_rtx, flags_set_1_set): Delete.
18744 (regmove_optimize): Do not call mark_flags_life_zones.
18746 2009-02-24 Julian Brown <julian@codesourcery.com>
18749 * config/arm/arm.c (require_pic_register): Only set
18750 cfun->machine->pic_reg once per function.
18752 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18754 * doc/invoke.texi (Link Options): Document an easier way to pass
18755 options that take arguments to the GNU linker using -Xlinker and -Wl.
18757 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18760 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18762 2009-02-24 Richard Guenther <rguenther@suse.de>
18765 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18767 2009-02-24 Richard Guenther <rguenther@suse.de>
18768 Zdenek Dvorak <ook@ucw.cz>
18770 PR tree-optimization/39233
18771 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18772 from converting them to a generic type.
18774 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18776 PR tree-optimization/39260
18777 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18778 contains a condition with a real type.
18779 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18781 2009-02-23 Jason Merrill <jason@redhat.com>
18784 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18785 narrowing_initializer_constant_valid_p.
18786 (narrowing_initializer_constant_valid_p): Don't return
18787 null_pointer_node for adding a pointer to itself.
18789 2009-02-23 Jan Hubicka <jh@suse.cz>
18792 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18795 2009-02-23 Jan Hubicka <jh@suse.cz>
18797 PR tree-optimization/37709
18798 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18799 * tree.h (block_ultimate_origin): Declare.
18800 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18801 * tree-ssa-live.c (remove_unused_scope_block_p):
18802 Eliminate blocks containig no instructions nor live variables nor
18804 (dump_scope_block): New function.
18805 (remove_unused_locals): Enable removal of dead blocks by default;
18806 enable dumping at TDF_DETAILS.
18808 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18810 * config/i386/i386.c (classify_argument): Don't allow COImode
18812 (function_arg_advance_32): Don't allow OImode.
18813 (function_arg_32): Likewise.
18814 (function_value_32): Likewise.
18815 (return_in_memory_32): Likewise.
18816 (function_arg_64): Remove OImode comment.
18818 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18821 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18822 ix86_expand_vector_set for V4DImode in 64bit mode only.
18823 (ix86_expand_vector_init_one_var): Likewise.
18825 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18827 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18829 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18832 * loop-iv.c: Revert last change.
18833 * emit-rtl.c: Likewise.
18835 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18838 * config/i386/i386.c (type_natural_mode): Remove an extra
18839 space in the warning message.
18840 (function_value_32): Handle 32-byte vector modes.
18841 (return_in_memory_32): Likewise.
18843 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18845 * loop-iv.c (truncate_value): New function.
18846 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18848 (lowpart_subreg): Move to...
18849 * emit-rtl.c: ...here.
18851 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18853 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18854 accidental and undocumented change at revision 140860.
18856 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18858 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18859 take gimple_seq * arguments.
18860 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18861 types_compatible_p langhook.
18863 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18864 Joseph Myers <joseph@codesourcery.com>
18866 * config/arm/arm.c (arm_builtin_va_list): New function.
18867 (arm_expand_builtin_va_start): Likewise.
18868 (arm_gimplify_va_arg_expr): Likewise.
18869 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18870 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18871 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18872 (va_list_type): New variable.
18873 (arm_mangle_type): Mangle va_list_type appropriately.
18875 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18877 PR middle-end/39157
18878 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18879 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18880 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18881 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18882 parameter to 1000 for -O1 by default.
18883 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18885 * loop-invariant.c: Include params.h.
18886 (move_loop_invariants): Don't call move_single_loop_invariants on
18889 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18891 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18892 offset when calculating bounds for indexing stack_usage_map. Fixes
18893 a buffer overflow with certain target setups.
18895 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18898 * calls.c (expand_call): Clear try_tail_call if caller and callee
18899 disagree in promotion of function return value.
18901 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18904 * c-common.c (c_determine_visibility): If visibility changed and
18905 DECL_RTL has been already set, call make_decl_rtl to update symbol
18908 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18911 * varasm.c (assemble_variable): Don't check DECL_NAME when
18912 globalizing a variable.
18914 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18917 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18918 expression before any __builtin_trap call.
18919 * c-typeck.c (build_function_call): Convert and check function
18920 arguments before generating a call to a trap. Evaluate the
18921 function arguments before the trap.
18923 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18926 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18927 (UNSPEC_FXAM_MEM): New unspec.
18928 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18929 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18930 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18932 2009-02-19 Richard Guenther <rguenther@suse.de>
18934 PR tree-optimization/39207
18935 PR tree-optimization/39074
18936 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18937 storedanything_tree): New.
18938 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18939 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18940 (build_succ_graph): Add edges from STOREDANYTHING to all
18942 (init_base_vars): Initialize STOREDANYTHING.
18943 (compute_points_to_sets): Free substitution info after
18944 building the succ graph.
18945 (ipa_pta_execute): Likewise.
18947 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18949 (do_ds_constraint): Do not add to special var or non-pointer
18951 (type_could_have_pointers): Split out from ...
18952 (could_have_pointers): ... here. For arrays use the element type.
18953 (create_variable_info_for): Initialize may_have_pointers.
18954 (new_var_info): Likewise.
18955 (handle_lhs_call): Make the HEAP variable unknown-sized.
18956 (intra_create_variable_infos): Use a type with pointers for
18957 PARM_NOALIAS, make it unknown-sized.
18959 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18962 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18964 2009-02-18 Jason Merrill <jason@redhat.com>
18967 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18968 value if DECL_EXTERNAL.
18969 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18970 * target.h (gcc_target::binds_local_p): Clarify "module".
18971 * tree.h (TREE_PUBLIC): Clarify "module".
18973 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18976 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18977 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18979 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18982 * c.opt (Wabi): Support C and ObjC.
18985 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18987 * config/i386/i386.c (classify_argument): Warn once about the ABI
18988 change when passing union with long double.
18990 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18992 2009-02-18 Joseph Myers <joseph@codesourcery.com>
18995 * c-parser.c (c_parser_compound_statement): Always enter and leave
18998 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19001 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19003 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19005 PR tree-optimization/36922
19006 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19007 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19010 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19012 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19015 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19017 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19019 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19021 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19024 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19025 Richard Sandiford <rdsandiford@googlemail.com>
19027 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19028 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19029 (loongson_biadd): ...this.
19031 2009-02-17 Richard Guenther <rguenther@suse.de>
19033 PR tree-optimization/39202
19034 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19035 a var make sure to follow existing collapses.
19037 2009-02-17 Richard Guenther <rguenther@suse.de>
19039 PR middle-end/39214
19040 * langhooks.c (lhd_print_error_function): Check for NULL block.
19042 2009-02-17 Richard Guenther <rguenther@suse.de>
19044 PR tree-optimization/39204
19045 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19048 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19050 * config/soft-fp/double.h: Update from glibc CVS.
19052 2009-02-17 Richard Guenther <rguenther@suse.de>
19054 PR tree-optimization/39207
19055 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19056 strict-aliasing warnings for pointers pointing to NULL.
19058 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19061 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19062 skipping until next close brace.
19064 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19067 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19068 to function argument boundary.
19070 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19072 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19073 in the lea_add. Reload eventually constraints it properly.
19074 * config/picochip/constraints.md: Remove the target constraint
19075 "b", since it is not needed anymore.
19077 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19079 * gthr-dce.h: Uglify function parameter and local variable names.
19080 * gthr-gnat.h: Likewise.
19081 * gthr-mipssde.h: Likewise.
19082 * gthr-nks.h: Likewise.
19083 * gthr-posix95.h: Likewise.
19084 * gthr-posix.h: Likewise.
19085 * gthr-rtems.h: Likewise.
19086 * gthr-single.h: Likewise.
19087 * gthr-solaris.h: Likewise.
19088 * gthr-tpf.h: Likewise.
19089 * gthr-vxworks.h: Likewise.
19090 * gthr-win32.h: Likewise.
19092 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19095 * config/i386/i386.md: Restrict the new peephole2 to move
19096 between MMX/SSE registers.
19098 2009-02-15 Richard Guenther <rguenther@suse.de>
19101 2009-02-13 Richard Guenther <rguenther@suse.de>
19103 * configure.ac: Enable LFS.
19104 * configure: Re-generate.
19105 * config.in: Likewise.
19107 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19109 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19110 spu_srqwbyte, spu_srqwbytebc): Define.
19111 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19112 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19113 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19114 "shrqby_<mode>"): New insn-and-split patterns.
19115 * config/spu/spu.c (expand_builtin_args): Determine and return
19116 number of operands using spu_builtin_description data.
19117 (spu_expand_builtin_1): Use it.
19119 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19122 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19125 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19128 * config/i386/i386.c (override_options): Correct warning
19129 messages for -malign-loops, -malign-jumps and -malign-functions.
19131 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19134 * config/i386/i386.md: Restrict the new peephole2 to move
19135 between the general purpose registers.
19137 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19140 * config/i386/i386.c (type_natural_mode): Add a new argument.
19141 Return the original mode and warn ABI change if vector size is 32byte.
19142 (function_arg_advance): Updated.
19143 (function_arg): Likewise.
19144 (ix86_function_value): Likewise.
19145 (ix86_return_in_memory): Likewise.
19146 (ix86_sol10_return_in_memory): Likewise.
19147 (ix86_gimplify_va_arg): Likewise.
19148 (function_arg_32): Don't warn ABX ABI change here.
19149 (function_arg_64): Likewise.
19151 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19153 * loop-iv.c (implies_p): In the final case, test that operands 0
19154 of the two comparisons match.
19156 * config/bfin/bfin.c (find_prev_insn_start): New function.
19157 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19158 (find_next_insn_start): Move.
19160 2009-02-13 Richard Guenther <rguenther@suse.de>
19162 * configure.ac: Enable LFS.
19163 * configure: Re-generate.
19164 * config.in: Likewise.
19166 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19169 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19170 sizes on syntax error after some arguments have been parsed.
19172 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19174 * doc/invoke.texi (-fira): Remove.
19176 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19178 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19179 * recog.c: Likewise.
19182 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19184 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19185 (umul_ppmm): Likewise.
19186 (count_leading_zeros): Likewise.
19187 (count_trailing_zeros): Likewise.
19188 (UMUL_TIME): Likewise.
19190 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19192 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19193 soft-fp/t-softfp to tmake_file.
19195 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19196 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19197 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19198 IA64_BUILTIN_INFQ]: New.
19199 (ia64_init_builtins): Initialize __builtin_infq,
19200 __builtin_fabsq and __builtin_copysignq if not HPUX.
19201 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19202 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19204 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19206 (__fixtfti): Likewise.
19207 (__fixunstfti): Likewise.
19208 (__floattitf): Likewise.
19210 * config/ia64/libgcc-glibc.ver: New.
19211 * config/ia64/t-fprules-softfp: Likewise.
19212 * config/ia64/sfp-machine.h: Likewise.
19214 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19215 (LIBGCC2_TF_CEXT): Likewise.
19216 (TF_SIZE): Likewise.
19217 (TARGET_INIT_LIBFUNCS): Likewise.
19219 * config/ia64/t-glibc (SHLINB_MAPFILES):
19220 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19222 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19224 * config/i386/i386.c (construct_container): Rewrite processing
19225 BLKmode with X86_64_SSE_CLASS.
19227 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19230 * config/i386/i386.md: Replace simplify_replace_rtx with
19231 replace_rtx in the new peephole2.
19233 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19235 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19236 loop unrolling do not happen at -O2.
19238 2009-02-12 Michael Matz <matz@suse.de>
19240 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19242 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19244 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19247 2009-02-12 Ben Elliston <bje@au.ibm.com>
19249 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19250 patterns when updating the back chain. Missed in the 2009-02-10
19253 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19255 * doc/extend.texi (Decimal Floating Types): Update identifier of
19256 draft TR and list of missing support.
19258 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19260 PR middle-end/39154
19261 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19262 bit to variable length decl's flags, add it also to its
19263 pointer replacement variable.
19265 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19266 Jakub Jelinek <jakub@redhat.com>
19269 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19270 (memory_blockage): New expander.
19271 (*memory_blockage): New insn pattern.
19272 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19273 instead of general blockage at the end of function prologue when
19274 frame pointer is used to access red zone area. Do not emit blockage
19275 when profiling, it is emitted in generic code.
19276 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19277 function epilogue when frame pointer is used to access red zone area.
19279 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19282 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19283 by arithmetic with memory operands.
19284 * config/i386/predicates.md (commutative_operator): New.
19286 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19288 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19291 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19293 * alias.h (record_alias_subset): Declare.
19294 * alias.c (record_alias_subset): Make global.
19296 2009-02-10 Nick Clifton <nickc@redhat.com>
19298 * tree-parloops.c: Change license to GPLv3.
19299 * ipa-struct-reorg.c: Change license to GPLv3.
19300 * ipa-struct-reorg.h: Change license to GPLv3.
19302 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19305 * c-decl.c (start_struct): Return NULL on error.
19307 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19309 PR middle-end/39124
19310 * cfgloopmanip.c (remove_path): Call remove_bbs after
19311 cancel_loop_tree, not before it.
19314 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19315 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19316 VAR_DECLs were seen.
19317 * tree-ssa-live.c (remove_unused_locals): Recompute
19318 cfun->has_local_explicit_reg_vars.
19319 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19320 copies or clearings if cfun->has_local_explicit_reg_vars.
19322 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19325 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19326 of function prologue when frame pointer is used to access
19329 2009-02-10 Richard Guenther <rguenther@suse.de>
19331 PR middle-end/39127
19332 * gimplify.c (gimple_regimplify_operands): Always look if
19333 we need to create a temporary.
19335 2009-02-10 Richard Guenther <rguenther@suse.de>
19337 PR tree-optimization/39132
19338 * tree-loop-distribution.c (todo): New global var.
19339 (generate_memset_zero): Trigger TODO_rebuild_alias.
19340 (tree_loop_distribution): Return todo.
19342 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19345 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19346 (x86_64_reg_class_name): Removed.
19347 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19348 first one isn't X86_64_SSE_CLASS or any other ones aren't
19349 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19350 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19351 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19352 and 3 X86_64_SSEUP_CLASS.
19353 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19354 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19356 2009-02-10 Ben Elliston <bje@au.ibm.com>
19358 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19359 form instruction to update the stack back chain word, even if the
19360 user has disabled the generation of update instructions.
19361 (movdi_<mode>_update_stack): New.
19362 (movsi_update_stack): Likewise.
19363 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19364 always use an update form instruction to update the stack back
19367 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19369 PR middle-end/38953
19370 * graphite.c (if_region_set_false_region): After moving a region in
19371 the false branch of a condition, remove the empty dummy basic block.
19372 (gloog): Remove wrong fix for PR38953.
19374 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19376 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19377 generation due to implicit sign extension.
19379 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19381 PR middle-end/38981
19382 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19383 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19385 2009-02-09 Richard Guenther <rguenther@suse.de>
19387 PR middle-end/35202
19388 * convert.c (convert_to_real): Disable (float)fn((double)x)
19389 to fnf(x) conversion if errno differences may occur and
19390 -fmath-errno is set.
19392 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19394 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19395 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19396 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19398 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19401 * c-common.c (handle_alias_attribute): Disallow attribute for
19402 anything not a FUNCTION_DECL or VAR_DECL.
19404 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19407 * real.c (do_compare): Special-case compare of zero against
19408 decimal float value.
19410 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19413 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19414 as indicating flexible array members unless the field itself is
19415 being declarared as the incomplete array.
19417 2009-02-06 Jan Hubicka <jh@suse.cz>
19419 PR tree-optimization/38844
19420 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19421 is already inlined.
19423 2009-02-06 Richard Guenther <rguenther@suse.de>
19425 PR middle-end/38977
19426 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19427 fork because we may expand it as __gcov_fork.
19429 2009-02-06 Nick Clifton <nickc@redhat.com>
19431 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19433 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19435 PR tree-optimization/35659
19436 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19437 vn_phi_eq): Shortcut if hashcode does not match.
19438 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19440 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19441 and avoid iterative_hash_expr.
19442 (FOR_EACH_VALUE_ID_IN_SET): New.
19443 (value_id_compare): Remove.
19444 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19445 sort expressions by value id.
19447 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19450 * config/sh/predicates.md (general_movsrc_operand): Don't check
19451 the subreg of system registers here.
19453 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19456 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19457 on the copied decl.
19459 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19461 PR rtl-optimization/39110
19462 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19463 addresses, not aligned ones.
19465 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19466 Richard Guenther <rguenther@suse.de>
19468 PR tree-optimization/39100
19469 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19470 comment says and add edges.
19472 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19475 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19476 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19478 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19480 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19481 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19482 register_bb_in_sese, new_sese, free_sese): Moved.
19483 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19484 outermost_loop_in_scop, build_scop_iteration_domain,
19485 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19486 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19487 Use loop_in_sese_p instead of loop_in_scop_p.
19488 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19489 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19490 (scopdet_basic_block_info): Fix bug in scop detection.
19491 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19492 eq_loop_to_cloog_loop): Remove.
19493 (nb_loops_around_loop_in_scop, nb_loop
19494 ref_nb_loops): Moved here...
19495 * graphite.h (ref_nb_loops): ... from here.
19496 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19497 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19498 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19499 * testsuite/gcc.dg/graphite/scop-19.c: New
19501 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19502 Hans-Peter Nilsson <hp@axis.com>
19504 PR rtl-optimization/37889
19505 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19506 Move offset handling from PLUS to before the switch. Use new
19507 arguments when considering SYMBOL_REFs too.
19508 (rtx_addr_can_trap_p): Pass dummy offset and size.
19509 (enum may_trap_p_flags): Remove.
19510 (may_trap_p_1): Pass size from MEM_SIZE.
19512 PR rtl-optimization/38921
19513 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19514 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19515 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19516 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19518 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19520 AVX Programming Reference (January, 2009)
19521 * config/i386/sse.md (*vpclmulqdq): New.
19523 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19525 PR tree-optimization/38977
19526 PR gcov-profile/38292
19527 * calls.c (special_function_p): Disregard __builtin_ prefix.
19529 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19531 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19532 non-indexable addresses even before reload.
19534 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19537 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19538 as having variable size. Do not give an error for unnamed
19539 parameters with [*] declarators. Give a warning for type names
19540 with [*] declarators and mark them as variable size.
19541 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19542 for sizeof applied to [*] type names.
19544 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19547 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19549 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19551 * gcc.c (process_command): Update copyright notice dates.
19552 * gcov.c (print_version): Likewise.
19553 * gcov-dump.c (print_version): Likewise.
19554 * mips-tfile.c (main): Likewise.
19555 * mips-tdump.c (main): Likewise.
19557 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19560 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19561 for composite type involving a zero-length array type.
19563 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19566 * function.c (match_asm_constraints_1): Skip over
19567 initial optional % in the constraint.
19569 PR inline-asm/39059
19570 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19571 supported, don't accept FIXED_CSTs.
19572 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19573 and _Sat is used without _Fract/_Accum. Set specs->type to
19574 integer_type_node for cts_fract/cts_accum if fixed point is not
19577 2009-02-02 Catherine Moore <clm@codesourcery.com>
19579 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19581 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19583 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19584 (ABI_HAS_64BIT_SYMBOLS): Use it.
19585 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19587 2009-02-02 Paul Brook <paul@codesourcery.com>
19589 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19591 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19593 PR inline-asm/39058
19594 * recog.h (asm_operand_ok): Add constraints argument.
19595 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19596 recurse on matching constraint.
19597 (check_asm_operands): Pass constraints as 3rd argument to
19598 asm_operand_ok. Don't look up matching constraint here.
19599 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19602 2009-02-02 Ben Elliston <bje@au.ibm.com>
19604 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19605 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19607 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19609 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19610 information. Remove some obsolete information. Reorganize.
19612 * config/pa/fptr.c: Revert license to GPL 2.
19613 * config/pa/milli64.S: Likewise.
19615 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19618 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19619 LIBRARY name in, instead of hard-coding it.
19620 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19621 extra target make frag to tmake_files according to EH model.
19622 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19623 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19624 frags that define makefile variable EH_MODEL appropriately.
19625 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19626 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19627 to "-sjlj" according to type of EH configured.
19628 (LIBGCC_SONAME): Concatenate it to shared library base name.
19629 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19630 to "_sjlj" according to type of EH configured.
19631 (LIBGCC_SONAME): Concatenate it to shared library base name.
19632 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19633 (SHLIB_LINK): Add missing semicolon to if-else construct.
19634 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19635 string value of "pe_dll" command-line option.
19636 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19637 (SHLIB_SONAME): Use it when overriding t-cygming default.
19638 (SHLIB_IMPLIB): Override t-cygming default.
19639 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19640 string value of "pe_dll" command-line option.
19642 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19645 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19646 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19648 2009-01-31 Richard Guenther <rguenther@suse.de>
19650 PR tree-optimization/38937
19651 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19652 computing the transitive closure.
19654 2009-01-30 Richard Guenther <rguenther@suse.de>
19656 PR tree-optimization/39041
19657 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19658 Propagate variable indices only if the types match for this stmt.
19660 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19663 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19664 inline but never defined.
19666 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19668 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19669 (*insv_h_di_reg_extimm): New insn.
19670 (*insv_l<mode>_reg_extimm): New insn.
19672 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19674 * config/picochip/picochip.c (flag_conserve_stack): set
19675 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19676 fconserve-stack. Reduce call-overhead used by inliner.
19678 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19681 * common.opt (flag_conserve_stack): Initialised to zero.
19683 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19686 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19687 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19690 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19692 * ira-color.c (allocno_reload_assign): Update comments.
19693 * regmove.c (regmove_optimize): Likewise.
19697 2009-01-29 Robert Millan <rmh@aybabtu.com>
19699 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19700 * config/i386/kopensolaris-gnu.h: New file. Undefine
19701 `MD_UNWIND_SUPPORT'.
19702 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19704 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19706 PR tree-optimization/39007
19707 * tree-loop-distribution.c (generate_builtin): Use
19708 recompute_dominator to compute the immediate dominator of the
19709 basic block just after the loop.
19711 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19713 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19714 (ASM_OUTPUT_DWARF_PCREL): Define.
19716 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19718 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19719 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19720 global. Modify entries about regmove and IRA.
19722 * ra-conflict.c: Remove the file.
19724 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19726 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19727 (pass_regclass_init): Rename to pass_reginfo_init.
19729 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19731 * toplev.h (flag_ira): Remove.
19733 * caller-save.c (setup_save_areas): Remove flag_ira.
19735 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19737 * global.c: Remove the file.
19739 * opts.c (decode_options): Remove flag_ira.
19741 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19743 * regmove.c: Modify file description.
19744 (find_use_as_address, try_auto_increment): Define them only if
19745 AUTO_INC_DEC is defined.
19746 (replacement_quality, replace_in_call_usage, fixup_match_1,
19747 stable_and_no_regs_but_for_p): Remove.
19748 (reg_set_in_bb): Make it static.
19749 (regmove_optimize): Remove flag_ira and code which worked for
19752 * local-alloc.c: Remove the file.
19754 * common.opt (fira): Remove.
19756 * ira.c: Include except.h.
19757 (eliminable_regset): Move from global.c.
19758 (mark_elimination): Ditto. Remove flag_ira.
19759 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19760 equiv_mem_modified, validate_equiv_mem_from_store,
19761 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19762 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19763 no_equiv, recorded_label_ref): Move from local-alloc.c.
19764 (update_equiv_regs): Ditto. Make it static.
19765 (print_insn_chain, print_insn_chains): Move it from global.c.
19766 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19767 (build_insn_chain): Ditto. Make it static.
19768 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19769 Rename to init_live_subregs.
19770 (gate_ira): Remove flag_ira.
19772 * regclass.c: Rename reginfo.c. Change file description.
19773 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19774 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19775 (init_reg_sets_1): Remove code for evaluation of
19776 reg_class_superclasses and losing_caller_save_reg_set.
19777 (init_regs): Remove init_reg_autoinc.
19778 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19779 ok_for_base_p_nonstrict): Remove.
19780 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19781 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19782 corresponding entries.
19783 (dump_regclass, record_operand_costs, scan_one_insn,
19784 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19785 record_address_regs, auto_inc_dec_reg_p): Remove.
19786 (gt-regclass.h): Rename to gt-reginfo.h.
19788 * rtl.h (dump_global_regs, retry_global_alloc,
19789 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19791 * Makefile.in (RA_H): Remove.
19792 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19793 Rename regclass.o to reginfo.o.
19794 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19796 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19797 (GTFILES): Rename regclass.c to reginfo.c.
19799 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19800 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19802 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19803 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19805 (finish_spills): Ditto. Remove code for !flag_ira.
19807 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19809 PR middle-end/35854
19810 * doc/invoke.texi (rtl debug options): Complete rewrite.
19811 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19813 * mode-switching.c (pass_mode_switching): Rename pass from
19814 "mode-sw" to "mode_sw".
19815 * except.c (pass_convert_to_eh_ranges): Rename pass from
19816 "eh-ranges" to "eh_ranges".
19817 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19821 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19822 Alexander Monakov <amonakov@ispras.ru>
19824 PR middle-end/38857
19825 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19827 (move_exprs_to_boundary): Change return type and pass through
19828 should_move from move_op. Relax assert. Update usage ...
19829 (schedule_expr_on_boundary): ... here. Use should_move instead of
19831 (move_op_orig_expr_found): Indicate that insn was disconnected from
19833 (code_motion_process_successors): Do not call after_merge_succs
19834 callback if original expression was not found when traversing any of
19836 (code_motion_path_driver): Change return type. Update prototype.
19837 (move_op): Update comment. Add a new parameter (should_move). Update
19838 prototype. Set *should_move based on indication provided by
19839 move_op_orig_expr_found.
19841 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19843 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19844 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19845 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19846 * config/rs6000/rs6000.c (rs6000_override_options): Default
19847 avoid-indexed-addresses on for Power6, off for everything else.
19848 (avoiding_indexed_address_p): New function.
19849 (rs6000_legitimize_address): Use it.
19850 (rs6000_legitimate_address): Likewise.
19851 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19853 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19855 PR tree-optimization/38997
19856 * tree-loop-distribution.c (generate_memset_zero): Use
19857 POINTER_PLUS_EXPR for a pointer addition.
19859 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19861 * config/s390/s390.md (bswap<mode>2): New pattern added.
19863 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19865 * config/s390/s390.md (*tls_load_31): Added type attribute.
19867 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19869 * config/s390/s390.md: Fix a few comments.
19871 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19873 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19874 (*tm<mode>_full): Fixed z10prop attribute.
19875 (*tst<mode>_extimm): Fixed z10prop attribute.
19876 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19877 (*tstqiCCT_cconly): Fixed z10prop attribute.
19878 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19879 (*movsi_larl): Fixed z10prop attribute.
19880 (*movsi_zarch): Fixed z10prop attribute.
19881 (*movsi_eas): Fixed z10prop attribute.
19882 (*movhi): Fixed z10prop attribute.
19883 (*movqi): Fixed z10prop attribute.
19884 (*movstrictqi): Fixed z10prop attribute.
19885 (*mov<mode>): Fixed z10prop attribute.
19886 (*movcc): Fixed z10prop attribute.
19887 (*sethighpartdi_64): Fixed z10prop attribute.
19888 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19889 (*negdi2_sign_cc): Fixed z10prop attribute.
19890 (*negdi2_sign): Fixed z10prop attribute.
19891 (*absdi2_sign_cc): Fixed z10prop attribute.
19892 (*absdi2_sign): Fixed z10prop attribute.
19893 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19894 (*negabsdi2_sign): Fixed z10prop attribute.
19895 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19896 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19897 (doloop_si64): Fixed z10prop attribute.
19898 (doloop_si31): Fixed z10prop attribute.
19899 (doloop_long): Fixed z10prop attribute.
19900 (indirect_jump): Fixed z10prop attribute.
19901 (nop): Fixed z10prop attribute.
19902 (main_base_64): Fixed z10prop attribute.
19903 (reload_base_64): Fixed z10prop attribute.
19905 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19907 PR rtl-optimization/38740
19908 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19910 * config/mips/mips.c (mips_reorg): Likewise.
19912 2009-01-28 Richard Guenther <rguenther@suse.de>
19914 PR tree-optimization/38926
19915 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19916 with the correct value id to a value.
19917 (do_regular_insertion): Use the value number of edoubleprime
19918 for the value number of the expr.
19921 2008-08-21 Richard Guenther <rguenther@suse.de>
19923 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19924 a PHI ask VN if it is already available.
19925 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19926 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19928 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19930 PR middle-end/38934
19931 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19932 set to varying whenever max has TREE_OVERFLOW set, similarly
19933 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19935 2009-01-28 Richard Guenther <rguenther@suse.de>
19937 PR middle-end/38908
19938 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19939 uninitialized aggregate uses in call arguments.
19941 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19943 PR tree-optimization/38984
19944 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19945 the nothing_id variable if -fno-delete-null-pointer-checks.
19947 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19950 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19951 (set_got_offset_rex64): Ditto.
19953 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19956 * doc/extend.texi: Improve local variable with asm reg.
19958 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19960 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19961 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19962 was not supplied then set warn_packed_bitfield_compat to the
19963 default value of 1.
19964 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19967 2009-01-27 Richard Guenther <rguenther@suse.de>
19969 PR tree-optimization/38503
19970 * cfgexpand.c (expand_gimple_basic_block): Ignore
19971 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19972 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19973 variables that cannot have TBAA applied.
19974 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19977 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19979 PR middle-end/38969
19980 * calls.c (initialize_argument_information): Do not wrap complex
19981 arguments in SAVE_EXPR.
19983 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19985 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19986 (INSTALL_LIBGCC): Revert typo commit.
19988 2009-01-26 Richard Guenther <rguenther@suse.de>
19990 PR tree-optimization/38745
19991 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19992 from special handling.
19994 2009-01-26 Richard Guenther <rguenther@suse.de>
19996 PR tree-optimization/38745
19997 * tree-ssa.c (execute_update_addresses_taken): Do not include
19998 variables that cannot possibly be a register in not_reg_needs.
19999 Do not clear TREE_ADDRESSABLE on vars that may not become
20001 * tree-ssa.c (update_alias_info_1): Include those in the set
20002 of addressable vars.
20004 2009-01-26 Richard Guenther <rguenther@suse.de>
20006 PR middle-end/38851
20007 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20008 * tree-ssa-dse.c: Include langhooks.h
20009 (execute_simple_dse): Remove stores with zero size.
20011 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20014 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20017 2009-01-24 Julian Brown <julian@codesourcery.com>
20019 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20020 config/arm/linux-atomic.c.
20021 * config/arm/linux-atomic.c: New.
20023 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20025 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20026 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20027 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20029 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20032 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20035 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20037 PR tree-optimization/38953
20038 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20039 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20040 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20041 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20044 2009-01-24 Paul Brook <paul@codesourcery.com>
20046 * config/arm/neon.md (neon_type): Move to arm.md.
20047 (neon_mov<VSTRUCT>): Add neon_type attribute.
20048 * config/arm/arm.md (neon_type): Move to here.
20049 (conds): Add "unconditioal" and use as default for NEON insns.
20051 2009-01-24 Ben Elliston <bje@au.ibm.com>
20053 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20054 void *' warning from -Wc++-compat.
20055 * Makefile.in (dominance.o-warn): Remove.
20057 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20059 PR tree-optimization/38932
20060 * fold-const.c (fold_unary_ignore_overflow): New.
20061 * tree.h (fold_unary_ignore_overflow): Declare.
20062 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20063 * tree-ssa-sccvn.c (visit_reference_op_load,
20064 simplify_unary_expression): Likewise.
20066 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20068 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20069 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20070 regardless of their type.
20071 * c-common.c (handle_packed_attribute): Don't ignore packed on
20073 * c.opt (Wpacked-bitfield-compat): New warning option.
20074 * stor-layout.c (place_field): Warn if offset of a field changed.
20075 * doc/extend.texi (packed): Mention the ABI change.
20076 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20077 (Warning Options): Add it to the list.
20079 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20081 * c-opts.c (c_common_post_options): Fix a typo in comments.
20083 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20085 PR middle-end/38615
20086 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20087 variables to static.
20088 * doc/invoke.texi (-fmerge-all-constants): Update description.
20090 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20093 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20094 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20096 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20098 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20100 (LOCAL_ALIGNMENT): Similarly.
20102 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20103 Joseph Myers <joseph@codesourcery.com>
20105 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20106 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20107 * config/arm/arm-tune.md: Regenerate.
20108 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20111 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20113 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20114 version number to five.
20116 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20119 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20120 * c-common.c (set_underlying_type): Likewise.
20121 (is_typedef_decl ): Likewise
20123 (set_underlying_type): Likewise.
20124 (is_typedef_type): Likewise.
20126 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20128 PR middle-end/38587
20129 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20132 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20135 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20136 (LIBGCC_SPEC): Don't define.
20137 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20139 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20141 PR rtl-optimization/38879
20142 * alias.c (base_alias_check): Unaligned access via AND address can
20143 alias all surrounding object types except those with sizes equal
20144 or wider than the size of unaligned access.
20146 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20149 * c-decl.c (clone_underlying_type): Move this ...
20150 * c-common.c (set_underlying_type): ... here.
20151 Also, make sure the function properly sets TYPE_STUB_DECL() on
20152 the newly created typedef variant type.
20153 (is_typedef_decl ): New entry point.
20154 * tree.h: Added a new member member_types_needing_access_check to
20155 struct tree_decl_non_common.
20156 (set_underlying_type): New entry point.
20157 (is_typedef_type): Likewise.
20159 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20161 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20162 Check whether two instructions have memory references that
20163 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20164 are helper functions for traversing.
20165 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20166 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20167 not to draw dependency edge for instructions with non-conflicting
20170 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20173 * longlong.h: Update copyright years. Use soft-fp license notice.
20174 Sync __clz_tab declaration with glibc.
20176 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20179 * doc/extend.texi (syscall_linkage): New.
20180 (version_id): Modify.
20182 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20183 Richard Guenther <rguenther@suse.de>
20185 PR tree-optimization/38747
20186 PR tree-optimization/38748
20187 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20188 conversion if the base address is an indirect reference and the
20189 aliasing sets could cause issues.
20191 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20193 * common.opt (fgraphite, fgraphite-identity): Add comment for
20194 explaining why these options are not documented.
20196 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20198 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20199 gimple_call_lhs is NULL.
20201 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20204 * emit-rtl.c (adjust_address_1): Make sure memref is never
20207 2009-01-20 Ben Elliston <bje@au.ibm.com>
20209 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20210 const qualifier from arg parameter. Remove unnecessary cast to char *.
20211 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20212 const qualifier from arg 2.
20214 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20216 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20218 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20221 * rtl.h (reinit_regs): New prototype.
20222 * regclass.c: Include ira.h.
20223 (reinit_regs): New.
20224 * Makefile.in (regclass.o): Add ira.h.
20225 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20227 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20230 * c-common.c (handle_aligned_attribute): Use
20231 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20232 default alignment value.
20234 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20236 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20237 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20239 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20240 __BIGGEST_ALIGNMENT__.
20242 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20244 2009-01-18 Richard Guenther <rguenther@suse.de>
20246 PR tree-optimization/38819
20247 * tree-flow.h (operation_could_trap_helper_p): Declare.
20248 * tree-eh.c (operation_could_trap_helper_p): Export.
20249 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20250 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20251 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20252 are about to insert a possibly trapping instruction and fail
20255 2009-01-18 Andreas Schwab <schwab@suse.de>
20257 * doc/install.texi (Configuration): Remove obsolete paragraph
20258 about use of --with-gnu-ld with --with-gnu-as.
20260 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20262 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20263 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20264 Follow spelling conventions.
20266 2009-01-18 Ben Elliston <bje@au.ibm.com>
20268 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20269 C++ warning about implicit conversion from void * to struct
20271 (bitmap_obstack_free): Likewise for bitmap_element *.
20272 * Makefile.in (bitmap.o-warn): Remove.
20274 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20276 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20278 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20279 Tobias Grosser <tobi.grosser@amd.com>
20281 * graphite.c (graphite_trans_scop_block): Do not block single
20284 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20286 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20287 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20288 test with assertion.
20290 2009-01-16 Richard Guenther <rguenther@suse.de>
20292 PR tree-optimization/38835
20293 PR middle-end/36227
20294 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20295 and INT + PTR -> (INT)(PTR p+ INT) folding.
20296 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20298 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20301 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20302 the subreg from a lowpart subreg if it is also casting the value.
20304 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20305 Tobias Grosser <tobi.grosser@amd.com>
20307 * graphite.c (compare_prefix_loops): New.
20308 (build_scop_canonical_schedules): Rewritten.
20309 (graphite_transform_loops): Move build_scop_canonical_schedules
20310 after build_scop_iteration_domain.
20312 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20313 Tobias Grosser <tobi.grosser@amd.com>
20315 * graphite.c (add_conditions_to_domain): Add the loops to
20316 the dimension of the iteration domain. Do copy the domain
20317 only when it exists.
20318 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20319 (add_conditions_to_constraints): New.
20320 (can_generate_code_stmt, can_generate_code): Removed.
20321 (gloog): Do not call can_generate_code.
20322 (graphite_transform_loops): Call add_conditions_to_constraints
20323 after building the iteration domain.
20325 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20327 PR tree-optimization/38789
20328 * tree-ssa-threadedge.c
20329 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20330 __builtin_constant_p.
20332 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20334 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20335 examined before deleting them.
20337 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20339 * function.c (aggregate_value_p): Correctly extract the function
20340 type from CALL_EXPR_FN lookup.
20342 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20344 * config/picochip/picochip.c (picochip_override_options): Revert
20345 CFI asm flag disable commited previously.
20347 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20348 Tobias Grosser <tobi.grosser@amd.com>
20349 Jan Sjodin <jan.sjodin@amd.com>
20351 * graphite.c (scan_tree_for_params): On substractions negate
20352 all the coefficients of the term.
20353 (clast_to_gcc_expression_red): New. Handle reduction expressions
20354 of more than two operands.
20355 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20356 (get_vdef_before_scop): Handle also the case of default definitions.
20358 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20360 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20361 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20362 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20364 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20365 Joey Ye <joey.ye@intel.com>
20367 PR middle-end/37843
20368 * cfgexpand.c (expand_stack_alignment): Don't update stack
20369 boundary nor check incoming stack boundary here.
20370 (gimple_expand_cfg): Update stack boundary and check incoming
20371 stack boundary here.
20373 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20375 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20377 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20379 PR rtl-optimization/38245
20380 * calls.c (expand_call): Add stack arguments to
20381 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20382 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20383 in regs and partially in memory or BLKmode arguments.
20384 (emit_library_call_value_1): Add stack arguments to
20385 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20386 ACCUMULATE_OUTGOING_ARGS).
20387 * dce.c: Include tm_p.h.
20388 (find_call_stack_args): New function.
20389 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20391 (mark_insn): Call find_call_stack_args for CALL_Ps.
20392 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20393 forwards. Allocate and free arg_stores bitmap if needed, pass it
20394 down to deletable_insn_p, don't mark stores set in arg_stores
20395 bitmap, clear the bitmap at the beginning of each bb.
20396 * Makefile.in (dce.o): Depend on $(TM_P_H).
20398 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20401 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20402 to make sure the insn is a conditional test (bug 22599). Reformat a
20405 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20407 PR middle-end/38431
20408 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20409 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20410 (gloog): Do not call cleanup_tree_cfg.
20411 (graphite_transform_loops): Call cleanup_tree_cfg after all
20412 scops have been code generated.
20414 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20415 * doc/gty.texi (Invoking the garbage collector): Added new node
20416 and section documenting ggc_collect.
20418 2009-01-14 Richard Guenther <rguenther@suse.de>
20420 PR tree-optimization/38826
20421 PR middle-end/38477
20422 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20423 initialization notes only if we actually emitted a warning.
20424 (intra_create_variable_infos): Add constraints for a result decl
20425 that is passed by hidden reference.
20426 (build_pred_graph): Mark all related variables non-direct on
20429 2009-01-14 Nick Clifton <nickc@redhat.com>
20431 * ira-conflicts.c: Include addresses.h for the definition of
20433 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20434 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20436 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20439 * Makefile.in (ira-lives.o): Add except.h.
20441 * ira-lives.c: Include except.h.
20442 (process_bb_node_lives): Process can_throw_internal.
20444 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20446 PR rtl-optimization/38774
20447 * combine.c (simplify_set): When undoing cc_use change, don't do
20448 PUT_CODE on the newly created comparison, but instead put back the
20451 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20453 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20454 values. Remove duplicate arm8 entry.
20456 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20458 PR tree-optimization/38786
20459 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20460 the SSA_NAME case of expand_scalar_variables_expr.
20461 Set the type of an expression to the type of its assign statement.
20462 (expand_scalar_variables_expr): Also gather the scalar computation
20463 used to index the memory access. Do not pass loop_p.
20464 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20465 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20466 the gimple_stmt_iterator where it inserts new code.
20467 Do not pass loop_p.
20468 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20469 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20471 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20473 * graphite.h (debug_value): Removed.
20474 * graphite.c (debug_value): Removed.
20476 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20478 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20479 ldrd/strd with two 32-bit instructions.
20481 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20483 * config/arm/arm.c (struct processors): Pass for speed down into
20484 cost helper functions.
20485 (const_ok_for_op): Handle COMPARE and inequality nodes.
20486 (arm_rtx_costs_1): Rewrite.
20487 (arm_size_rtx_costs): Update prototype.
20488 (arm_rtx_costs): Pass speed down to helper functions.
20489 (arm_slowmul_rtx_costs): Rework cost calculations.
20490 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20491 (arm_9e_rtx_costs): Likewise.
20493 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20495 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20496 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20497 (alpha_legitimize_address): Do not split local symbols wider than
20498 UNITS_PER_WORD into HIGH/LO_SUM parts.
20500 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20503 * gcc.c (process_command): Replace call to execvp with calls
20504 to pex_one and exit.
20506 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20509 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20510 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20511 variant for devices with 3-byte PC.
20512 (__tablejump_elpm__): New.
20514 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20517 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20518 offsetof member-designator, handle it as `[0].'.
20520 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20522 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20523 function when not using named sections on targets with named sections
20524 if branch distance is less than 262132.
20526 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20528 * combine.c (combine_instructions): Recompute
20529 optimize_this_for_speed_p for each BB in the main combine loop.
20531 2009-01-12 Tomas Bily <tbily@suse.cz>
20534 * tree-loop-distribution.c (prop_phis): New function.
20535 (generate_builtin): Call prop_phis.
20536 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20538 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20540 PR tree-optimization/38807
20541 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20542 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20544 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20546 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20547 subreg of op0 to the original op0.
20549 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20551 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20553 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20556 * mips-tfile.c (parse_def): Fix parsing of def strings
20557 starting with digits.
20559 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20562 * config/arm/arm.c (arm_is_long_call_p): Don't call
20563 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20565 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20567 * regrename.c (regrename_optimize): Fix dumping.
20568 (find_oldest_value_reg): Preserve REG_POINTER.
20569 (copy_hardreg_forward_1): Likewise.
20571 2009-01-09 Diego Novillo <dnovillo@google.com>
20573 * gimple.h (struct gimple_statement_base) <uid>: Document
20574 the restrictions on its use.
20575 (gimple_uid): Tidy.
20576 (gimple_set_uid): Tidy.
20578 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20580 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20581 zero guard even if align_bytes != 0 and count is smaller than
20584 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20586 PR rtl-optimization/38495
20587 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20588 (add_range_and_copies_from_move_list): Print all added ranges.
20589 Add ranges to memory optimized destination.
20591 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20595 * config/i386/i386.c (override_options): Reject
20596 -mstringop-strategy=rep_8byte with -m32.
20597 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20598 to 1. Do count comparison against epilogue_size_needed at compile
20599 time even when count_exp was constant forced into register. For
20600 size_needed don't jump to epilogue, instead just avoid aligning
20601 and invoke the body algorithm. If need_zero_guard, add zero guard
20602 even if count is non-zero, but smaller than size_needed + number of
20603 bytes that could be stored for alignment.
20604 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20605 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20606 but smaller than size_needed + number of bytes that could be stored
20607 for alignment. Compare size_needed with epilogue_size_needed instead
20608 of desired_align - align, don't adjust size_needed, pass
20609 epilogue_size_needed to the epilogue expanders.
20612 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20614 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20616 * pa.c (last_address): Change to unsigned.
20617 (update_total_code_bytes): Change argument to unsigned. Don't
20618 check if insn addresses are set.
20619 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20620 addresses are not set.
20621 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20623 2009-01-09 Nick Clifton <nickc@redhat.com>
20625 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20626 DECL_DECLARED_INLINE_P.
20628 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20630 PR middle-end/38347
20631 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20632 GET_MODE (op0) in operand_subword_force calls.
20634 PR middle-end/38771
20635 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20636 fold_convert arg0 operands to TREE_TYPE (op0) first.
20638 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20640 * params.def (ira-max-conflict-table-size): Decrease default value
20643 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20645 PR tree-optimization/37031
20646 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20648 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20649 allocate it using gc instead of heap, use VEC_quick_push instead of
20651 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20652 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20653 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20654 allocated vector from heap allocated.
20655 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20656 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20657 vector only after perfect_loop_nest_depth call.
20659 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20660 Jan Sjodin <jan.sjodin@amd.com>
20662 PR tree-optimization/38559
20663 * graphite.c (debug_value, copy_constraint,
20664 swap_constraint_variables, scale_constraint_variable, ): New.
20665 (get_lower_bound, get_upper_bound): Removed.
20666 (graphite_trans_bb_strip_mine): Clean up this code that works
20667 only for constant number of iterations. Fully copy upper and
20668 lower bound constraints, not only the constant part of them.
20669 * graphite.h (debug_value): Declared.
20671 2009-01-08 Ira Rosen <irar@il.ibm.com>
20673 PR tree-optimization/37194
20674 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20675 Don't add the cost of cost model guard in prologue to scalar
20676 outside cost in case of known number of iterations.
20678 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20679 Alan Modra <amodra@bigpond.net.au>
20681 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20682 non-word-aligned REG+CONST addressing.
20684 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20687 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20688 free_after_compilation when outputting a thunk.
20689 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20690 Do not call free_after_compilation here.
20692 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20694 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20695 (ix86_valid_target_attribute_inner_p): Ditto.
20697 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20699 PR tree-optimization/38492
20700 PR tree-optimization/38498
20701 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20702 * tree-chrec.h (scev_is_linear_expression): Declared.
20703 * graphite.c (graphite_cannot_represent_loop_niter): New.
20704 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20705 (graphite_loop_normal_form): Use gcc_assert.
20706 (scan_tree_for_params): Use CASE_CONVERT.
20707 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20708 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20709 Use gcc_assert. Discard scops that contain unhandled cases.
20710 (build_scop_conditions): Return a boolean status for unhandled cases.
20711 (strip_mine_profitable_p): Print the loop number, not its depth.
20712 (is_interchange_valid): Pass the depth of the loop nest, don't
20713 recompute it wrongly.
20714 (graphite_trans_bb_block): Same.
20715 (graphite_trans_bb_block): Print tentative of loop blocking.
20716 (graphite_trans_scop_block): Do not print that the loop has been
20718 (graphite_transform_loops): Do not handle scops that contain condition
20721 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20723 AVX Programming Reference (December, 2008)
20724 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20725 (_mm256_stream_pd): Likewise.
20726 (_mm256_stream_ps): Likewise.
20728 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20729 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20730 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20731 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20732 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20733 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20734 (ix86_expand_special_args_builtin): Likewise.
20736 * config/i386/sse.md (AVXMODEDI): New.
20737 (avx_movnt<mode>): Likewise.
20738 (avx_movnt<mode>): Likewise.
20739 (<sse>_movnt<mode>): Remove AVX support.
20740 (sse2_movntv2di): Likewise.
20742 2009-01-07 Richard Guenther <rguenther@suse.de>
20744 PR middle-end/38751
20745 * fold-const.c (extract_muldiv): Remove obsolete comment.
20746 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20747 to PLUS_EXPR canonicalization for the canonicalization.
20749 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20751 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20752 hosted cross-compilers generating less efficient code.
20754 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20756 * function.h (rtl_data): Add a dbr_scheduled_p field.
20757 * reorg.c (dbr_schedule): Set it.
20758 (gate_handle_delay_slots): Check it.
20759 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20760 (mips_reorg): Check flag_delayed_branch instead of
20761 mips_base_delayed_branch.
20762 (mips_override_options): Don't set mips_base_delayed_branch
20763 or flag_delayed_branch.
20765 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20767 PR rtl-optimization/38426.
20768 * ira.c (ira): Set current_function_is_leaf earlier.
20770 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20772 PR rtl-optimization/38722
20773 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20774 too early, only set a flag and modify after last possible
20777 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20780 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20781 * real.c (decimal_single_format): Correct values of emin and emax.
20782 (decimal_double_format): Ditto.
20783 (decimal_quad_format): Ditto.
20784 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20785 computation of DECnn_MIN and DECnn_MAX for corrected values of
20786 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20787 __DECnn_MIN__, and adjust its computation for the corrected value
20790 2009-01-06 Jan Hubicka <jh@suse.cz>
20793 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20795 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20797 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20798 Add Robert Clark to the list of testers.
20800 2009-01-06 Jan Hubicka <jh@suse.cz>
20801 Kai Tietz <kai.tietz@onevision.com>
20803 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20804 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20806 2009-01-06 Jan Hubicka <jh@suse.cz>
20807 Kai Tietz <kai.tietz@onevision.com>
20809 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20811 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20812 (ix86_nsaved_regs): Count only general purpose regs.
20813 (ix86_nsaved_sseregs): New.
20814 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20815 to 16 for w64; compute padding and size of sse reg save area.
20816 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20817 general purpose regs.
20818 (ix86_emit_save_sse_regs_using_mov): New.
20819 (ix86_expand_prologue): Save SSE regs if needed.
20820 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20821 (ix86_emit_restore_sse_regs_using_mov): New.
20822 (ix86_expand_epilogue): Save SSE regs if needed.
20824 2009-01-06 Jan Hubicka <jh@suse.cz>
20825 Kai Tietz <kai.tietz@onevision.com>
20827 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20828 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20829 functions when accumulate outgoing args is off.
20831 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20834 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20835 before using pseudos_have_intersected_live_ranges_p.
20837 * ira-int.h (ira_assert): Always define.
20839 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20841 AVX Programming Reference (December, 2008)
20842 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20843 (_mm256_permute2_pd): Likewise.
20844 (_mm_permute2_ps): Likewise.
20845 (_mm256_permute2_ps): Likewise.
20846 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20847 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20849 * config/i386/i386.c (ix86_builtins): Remove
20850 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20851 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20852 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20853 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20854 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20855 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20856 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20857 __builtin_ia32_vpermil2ps256.
20858 (ix86_init_mmx_sse_builtins): Updated.
20859 (ix86_expand_args_builtin): Likewise.
20861 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20863 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20864 long absolute calls when generating PA 2.0 code.
20866 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20868 PR rtl-optimization/38583
20869 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20871 * params.def (ira-max-conflict-table-size): New.
20873 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20875 * ira.h (ira_conflicts_p): New external definition.
20877 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20878 table. Report this. Return result of building.
20879 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20880 building conflict table.
20882 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20883 (ira_color): Use ira_conflicts_p.
20885 * global.c: Include ira.h.
20886 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20889 * Makefile.in (global.o): Add ira.h.
20891 * ira-build.c (mark_all_loops_for_removal,
20892 propagate_some_info_from_allocno): New.
20893 (remove_unnecessary_allocnos): Call
20894 propagate_some_info_from_allocno.
20895 (remove_low_level_allocnos): New.
20896 (remove_unnecessary_regions): Add parameter. Call
20897 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20898 parameter to remove_unnecessary_regions.
20899 (ira_build): Remove all regions but root if the conflict table was
20900 not built. Update conflict hard regs for allocnos crossing calls.
20902 * ira.c (ira_conflicts_p): New global.
20903 (ira): Define and use ira_conflicts_p.
20905 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20906 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20907 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20909 2009-01-06 Ben Elliston <bje@au.ibm.com>
20911 * gengtype-lex.l (YY_NO_INPUT): Define.
20913 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20916 * c-common.c (handle_vector_size_attribute): Also reject
20917 BOOLEAN_TYPE types.
20919 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20921 PR tree-optimization/38492
20922 * graphite.c (rename_map_elt, debug_rename_elt,
20923 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20924 rename_map_elt_info, eq_rename_map_elts,
20925 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20926 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20927 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20928 (sese_build_livein_liveouts): New.
20929 (new_sese, free_sese): New.
20930 (new_scop): Call new_sese.
20931 (free_scop): Call free_sese.
20932 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20933 (register_old_new_names): Renamed register_old_and_new_names.
20934 (register_scop_liveout_renames, add_loop_exit_phis,
20935 insert_loop_close_phis, struct igp,
20936 default_liveout_before_guard, add_guard_exit_phis,
20937 insert_guard_phis, copy_renames): New.
20938 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20939 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20940 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20941 (scop_adjust_phis_for_liveouts): New.
20942 (gloog): Call scop_adjust_phis_for_liveouts.
20944 * graphite.h (struct sese): Documented. Added fields liveout,
20945 num_ver and livein.
20946 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20947 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20948 (struct scop): Added field liveout_renames.
20949 (SCOP_LIVEOUT_RENAMES): New.
20951 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20953 PR tree-optimization/38510
20954 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20955 (translate_clast): Call recompute_all_dominators before
20957 (gloog): Call recompute_all_dominators before graphite_verify.
20959 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20960 Jan Sjodin <jan.sjodin@amd.com>
20962 PR tree-optimization/38500
20963 * graphite.c (create_sese_edges): Call fix_loop_structure after
20966 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20968 * config.gcc: Add m32r*-*-rtems*.
20969 * config/m32r/rtems.h: New file.
20971 2009-01-05 Ben Elliston <bje@au.ibm.com>
20973 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20974 (.po.pox): Likewise.
20975 (po/gcc.pot): Likewise.
20977 2009-01-04 David S. Miller <davem@davemloft.net>
20979 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20980 (STARTING_FRAME_OFFSET): Always set to zero.
20982 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20984 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20985 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20986 fixed-point types, and vectors of the same.
20988 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20990 * config/mips/sync.md (*mb_barrier): Rename to...
20991 (*memory_barrier): ...this.
20993 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
20995 * doc/extend.texi (Function Attributes): Move @cindex after @item
20996 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
20997 and put in alphabetical order. Fix 'target' name and put in order.
20998 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21001 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21003 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21004 (memory_barrier): Expand as unspec instead of unspec_volatile.
21005 Remove mem:BLK from insn operands. Use Pmode scratch register.
21006 (*memory_barrier): Define as unspec instead of unspec_volatile.
21007 Use (match_dup 0) as input operand.
21009 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21010 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21011 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21012 scratch register. Remove operand 1.
21013 (*stbar): Define as unspec instead of unspec_volatile.
21014 Use (match_dup 0) as input operand, remove (const_int 8).
21015 (*membar): Define as unspec instead of unspec_volatile.
21016 Use (match_dup 0) as input operand, remove input operand 2.
21018 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21019 (memory_barrier): Expand as unspec instead of unspec_volatile.
21020 Remove mem:BLK from insn operands. Use Pmode scratch register.
21021 (*memory_barrier): Define as unspec instead of unspec_volatile.
21022 Use (match_dup 0) as input operand.
21024 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21025 Remove mem:BLK from insn operands. Use Pmode scratch register.
21026 Set volatile flag on operand 0.
21027 (*memory_barrier): New insn pattern.
21029 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21031 (*memory_barrier): Use (match_dup 0) as input operand.
21033 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21034 Remove mem:BLK from insn operands. Use Pmode scratch register.
21035 Set volatile flag on operand 0.
21036 (*mb_internal): New insn pattern.
21038 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21040 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21042 PR middle-end/38586
21043 * function.c (struct temp_slot): Move to the section of the file
21044 that deals with temp slots. Remove field 'address'.
21045 (temp_slot_address_table): New hash table of address -> temp slot.
21046 (struct temp_slot_address_entry): New struct, items for the table.
21047 (temp_slot_address_compute_hash, temp_slot_address_hash,
21048 temp_slot_address_eq, insert_temp_slot_address): Support functions
21050 (find_temp_slot_from_address): Rewrite to use the new hash table.
21051 (remove_unused_temp_slot_addresses): Remove addresses of temp
21052 slots that have been made available.
21053 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21054 worker function for remove_unused_temp_slot_addresses.
21055 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21056 Add the temp slot address to the address -> temp slot map.
21057 (update_temp_slot_address): Update via insert_temp_slot_address.
21058 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21059 (pop_temp_slots): Likewise.
21060 (init_temp_slots): Allocate the address -> temp slot map, or empty
21061 the map if it is already allocated.
21062 (prepare_function_start): Initialize temp slot processing.
21064 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21066 PR middle-end/38584
21067 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21068 Calculate the size of all stack vars assuming no packing of stack
21069 vars will happen, replacing a quadratic algorithm with a linear one.
21071 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21074 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21077 2009-01-03 Diego Novillo <dnovillo@google.com>
21079 * doc/contrib.texi: Update contributions.
21081 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21084 * builtins.c (fold_builtin_memory_op): Give up if either operand
21085 is volatile. Set srctype or desttype to non-qualified version
21089 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21090 and FUNCTION_DECLs.
21092 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21094 PR rtl-optimization/35805
21095 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21096 problem if fast dce is able to remove any instructions.
21097 * dce.c (dce_process_block): Fix dump message.
21099 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21102 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21104 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21106 PR middle-end/38690
21107 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21108 * tree-pretty-print.c (op_code_prio): New function.
21109 (op_prio): No longer static. Use op_code_prio.
21110 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21111 Use op_prio and op_code_prio to determine if () should be
21112 printed around operand(s) or not.
21114 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21115 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21116 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21117 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21118 pp_character instead of pp_string for single letter printing.
21120 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21122 * doc/extend.texi: Fix '#pragma GCC option' typo.
21124 2009-01-02 Richard Guenther <rguenther@suse.de>
21126 * doc/install.texi (--enable-checking): Mention different
21127 default for stage1.
21128 (--enable-stage1-checking): Document.
21130 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21132 PR middle-end/30142
21133 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21134 case to be an error.
21136 2009-01-02 Ben Elliston <bje@au.ibm.com>
21138 * config/fp-bit.h (pack_d): Constify argument.
21139 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21140 (isnan): Constify argument.
21142 (iszero): Likewise.
21143 (pack_d): Likewise.
21144 (_fpadd_parts): Constify return type.
21145 (_fpmul_parts): Likewise.
21146 (_fpdiv_parts): Likewise.
21148 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21151 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21152 warn about overwriting initializer with side-effects or
21153 -Woverride-init if !IMPLICIT.
21154 (output_init_element): Likewise. Pass IMPLICIT down to
21156 (process_init_element): Add IMPLICIT argument. Pass it down
21157 to output_init_element.
21158 (push_init_element, pop_init_level, set_designator): Adjust
21159 process_init_element callers.
21160 (set_nonincremental_init, set_nonincremental_init_from_string):
21161 Adjust add_pending_init callers.
21162 (output_pending_init_elements): Adjust output_init_element callers.
21163 * c-tree.h (process_init_element): Adjust prototype.
21164 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21165 process_init_element callers.
21168 Copyright (C) 2009 Free Software Foundation, Inc.
21170 Copying and distribution of this file, with or without modification,
21171 are permitted in any medium without royalty provided the copyright
21172 notice and this notice are preserved.